tert-butyllithium / syscord Goto Github PK

This project has been designed with support for riscv. We will add support for riscv in the future

[ 1294.089988] DEBUG_LOCKS_WARN_ON(val > preempt_count())
[ 1294.090033] WARNING: CPU: 0 PID: 497 at kernel/sched/core.c:4212 preempt_count_sub+0x80/0xc8
[ 1294.090043] Modules linked in: my_sysdig(O) aes_neon_blk crypto_simd cryptd rfcomm fuse bnep hci_uart btbcm bluetooth ecdh_generic ecc 8021q garp stp llc vc4 cec drm_kms_helper brcmfmac brcmutil drm drm_panel_orientation_quirks sha256_generic snd_soc_core snd_compress snd_pcm_dmaengine syscopyarea sysfillrect sysimgblt fb_sys_fops backlight cfg80211 rfkill raspberrypi_hwmon bcm2835_isp(C) bcm2835_codec(C) bcm2835_v4l2(C) bcm2835_mmal_vchiq(C) v4l2_mem2mem snd_bcm2835(C) videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 snd_pcm videobuf2_common snd_timer snd vc_sm_cma(C) videodev mc uio_pdrv_genirq uio sg i2c_dev ip_tables x_tables ipv6
[ 1294.090272] CPU: 0 PID: 497 Comm: nginx Tainted: G        WC O      5.10.11-v8+ #1399
[ 1294.090278] Hardware name: Raspberry Pi 3 Model B Plus Rev 1.3 (DT)
[ 1294.090288] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO BTYPE=--)
[ 1294.090297] pc : preempt_count_sub+0x80/0xc8
[ 1294.090304] lr : preempt_count_sub+0x80/0xc8
[ 1294.090310] sp : ffffffc011c3bb20
[ 1294.090316] x29: ffffffc011c3bb20 x28: ffffff800bae0000
[ 1294.090329] x27: 0000000000000000 x26: 0000000000000000
[ 1294.090341] x25: 0000000000000000 x24: 0000000000000017
[ 1294.090352] x23: 0000000000000017 x22: ffffffc00910bd20
[ 1294.090364] x21: ffffffc011c3bba8 x20: ffffffc009101c00
[ 1294.090376] x19: ffffffc011228948 x18: 0000000000000010
[ 1294.090388] x17: 0000000000000000 x16: 0000000000000000
[ 1294.090400] x15: ffffffffffffffff x14: ffffffc011228948
[ 1294.090412] x13: ffffffc091c3b757 x12: ffffffc0112b5320
[ 1294.090423] x11: 0000000000000003 x10: ffffffc01129d2e0
[ 1294.090436] x9 : ffffffc0100e6530 x8 : 0000000000017fe8
[ 1294.090447] x7 : c0000000ffffefff x6 : ffffffc011c3b780
[ 1294.090460] x5 : 0000000000000001 x4 : 0000000000000000
[ 1294.090471] x3 : 0000000000000001 x2 : 0000000000000000
[ 1294.090483] x1 : bdcdb908d4bfd800 x0 : 0000000000000000
[ 1294.090497] Call trace:
[ 1294.090505]  preempt_count_sub+0x80/0xc8
[ 1294.090519]  _raw_spin_unlock+0x24/0x48
[ 1294.090535]  syscall_exit_probe+0x194/0x278 [my_sysdig]
[ 1294.090547]  syscall_trace_exit+0x178/0x210
[ 1294.090558]  el0_svc_common.constprop.2+0xd0/0x1d0
[ 1294.090567]  do_el0_svc+0x2c/0x98
[ 1294.090575]  el0_svc+0x20/0x30
[ 1294.090582]  el0_sync_handler+0x90/0xb8
[ 1294.090590]  el0_sync+0x174/0x180
[ 1294.090598] ---[ end trace 2f17136ad184fdb8 ]---
[ 1294.090814] BUG: scheduling while atomic: nginx/497/0xffffffff
[ 1294.090826] Modules linked in: my_sysdig(O) aes_neon_blk crypto_simd cryptd rfcomm fuse bnep hci_uart btbcm bluetooth ecdh_generic ecc 8021q garp stp llc vc4 cec drm_kms_helper brcmfmac brcmutil drm drm_panel_orientation_quirks sha256_generic snd_soc_core snd_compress snd_pcm_dmaengine syscopyarea sysfillrect sysimgblt fb_sys_fops backlight cfg80211 rfkill raspberrypi_hwmon bcm2835_isp(C) bcm2835_codec(C) bcm2835_v4l2(C) bcm2835_mmal_vchiq(C) v4l2_mem2mem snd_bcm2835(C) videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 snd_pcm videobuf2_common snd_timer snd vc_sm_cma(C) videodev mc uio_pdrv_genirq uio sg i2c_dev ip_tables x_tables ipv6
[ 1294.091029] Preemption disabled at:
[ 1294.091043] [<ffffffc0090fc758>] syscall_exit_probe+0x150/0x278 [my_sysdig]
[ 1294.091057] CPU: 0 PID: 497 Comm: nginx Tainted: G        WC O      5.10.11-v8+ #1399
[ 1294.091063] Hardware name: Raspberry Pi 3 Model B Plus Rev 1.3 (DT)
[ 1294.091070] Call trace:
[ 1294.091082]  dump_backtrace+0x0/0x1b8
[ 1294.091091]  show_stack+0x20/0x70
[ 1294.091101]  dump_stack+0xf0/0x158
[ 1294.091111]  __schedule_bug+0xb0/0xc0
[ 1294.091119]  __schedule+0x774/0x818
[ 1294.091126]  schedule+0x48/0x100
[ 1294.091135]  do_notify_resume+0x90/0x6c0
[ 1294.091142]  work_pending+0xc/0x3a4
[ 1305.080635] BUG: scheduling while atomic: nginx/497/0x00000003
[ 1305.080661] Modules linked in: my_sysdig(O) aes_neon_blk crypto_simd cryptd rfcomm fuse bnep hci_uart btbcm bluetooth ecdh_generic ecc 8021q garp stp llc vc4 cec drm_kms_helper brcmfmac brcmutil drm drm_panel_orientation_quirks sha256_generic snd_soc_core snd_compress snd_pcm_dmaengine syscopyarea sysfillrect sysimgblt fb_sys_fops backlight cfg80211 rfkill raspberrypi_hwmon bcm2835_isp(C) bcm2835_codec(C) bcm2835_v4l2(C) bcm2835_mmal_vchiq(C) v4l2_mem2mem snd_bcm2835(C) videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 snd_pcm videobuf2_common snd_timer snd vc_sm_cma(C) videodev mc uio_pdrv_genirq uio sg i2c_dev ip_tables x_tables ipv6
[ 1305.081090] Preemption disabled at:
[ 1305.081108] [<ffffffc0108e84d0>] release_sock+0x28/0x98
[ 1305.081127] CPU: 2 PID: 497 Comm: nginx Tainted: G        WC O      5.10.11-v8+ #1399
[ 1305.081134] Hardware name: Raspberry Pi 3 Model B Plus Rev 1.3 (DT)
[ 1305.081140] Call trace:
[ 1305.081153]  dump_backtrace+0x0/0x1b8
[ 1305.081162]  show_stack+0x20/0x70
[ 1305.081172]  dump_stack+0xf0/0x158
[ 1305.081181]  __schedule_bug+0xb0/0xc0
[ 1305.081190]  __schedule+0x774/0x818
[ 1305.081197]  schedule+0x48/0x100
[ 1305.081205]  io_schedule+0x24/0xb0
[ 1305.081213]  bit_wait_io+0x20/0x68
[ 1305.081220]  __wait_on_bit+0x80/0xf8
[ 1305.081228]  out_of_line_wait_on_bit+0x9c/0xc0
[ 1305.081237]  __wait_on_buffer+0x38/0x48
[ 1305.081248]  ext4_block_write_begin+0x438/0x5a0
[ 1305.081257]  ext4_da_write_begin+0x174/0x3d0
[ 1305.081266]  generic_perform_write+0xfc/0x1b0
[ 1305.081274]  ext4_buffered_write_iter+0xa4/0x188
[ 1305.081281]  ext4_file_write_iter+0x60/0x7a8
[ 1305.081291]  __kernel_write+0x10c/0x2a0
[ 1305.081300]  kernel_write+0x74/0x228
[ 1305.081315]  file_write+0x60/0xc0 [my_sysdig]
[ 1305.081325]  syscall_exit_probe+0x1b4/0x278 [my_sysdig]
[ 1305.081334]  syscall_trace_exit+0x178/0x210
[ 1305.081344]  el0_svc_common.constprop.2+0xd0/0x1d0
[ 1305.081353]  do_el0_svc+0x2c/0x98
[ 1305.081360]  el0_svc+0x20/0x30
[ 1305.081368]  el0_sync_handler+0x90/0xb8
[ 1305.081375]  el0_sync+0x174/0x180

and finally... crash?

[ 1468.794240] BUG: scheduling while atomic: nginx/495/0x00000003
[ 1468.794301] Modules linked in: my_sysdig(O) aes_neon_blk crypto_simd cryptd rfcomm fuse bnep hci_uart btbcm bluetooth ecdh_generic ecc 8021q garp stp llc vc4 cec drm_kms_helper brcmfmac brcmutil drm drm_panel_orientation_quirks sha256_generic snd_soc_core snd_compress snd_pcm_dmaengine syscopyarea sysfillrect sysimgblt fb_sys_fops backlight cfg80211 rfkill raspberrypi_hwmon bcm2835_isp(C) bcm2835_codec(C) bcm2835_v4l2(C) bcm2835_mmal_vchiq(C) v4l2_mem2mem snd_bcm2835(C) videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 snd_pcm videobuf2_common snd_timer snd vc_sm_cma(C) videodev mc uio_pdrv_genirq uio sg i2c_dev ip_tables x_tables ipv6 [last unloaded: my_sysdig]
[ 1468.794734] Preemption disabled at:
[ 1468.794753] [<ffffffc010326744>] do_epoll_ctl+0x85c/0xaa0
[ 1468.794772] CPU: 0 PID: 495 Comm: nginx Tainted: G        WC O      5.10.11-v8+ #1399
[ 1468.794779] Hardware name: Raspberry Pi 3 Model B Plus Rev 1.3 (DT)
[ 1468.794785] Call trace:
[ 1468.794797]  dump_backtrace+0x0/0x1b8
[ 1468.794806]  show_stack+0x20/0x70
[ 1468.794817]  dump_stack+0xf0/0x158
[ 1468.794826]  __schedule_bug+0xb0/0xc0
[ 1468.794834]  __schedule+0x774/0x818
[ 1468.794842]  schedule+0x48/0x100
[ 1468.794849]  io_schedule+0x24/0xb0
[ 1468.794857]  bit_wait_io+0x20/0x68
[ 1468.794865]  __wait_on_bit_lock+0x88/0x1a0
[ 1468.794873]  out_of_line_wait_on_bit_lock+0x9c/0xc0
[ 1468.794882]  __lock_buffer+0x30/0x68
[ 1468.794892]  do_get_write_access+0x98/0x4a0
[ 1468.794900]  jbd2_journal_get_write_access+0x68/0xc0
[ 1468.794910]  __ext4_journal_get_write_access+0x7c/0x138
[ 1468.794920]  ext4_reserve_inode_write+0xa0/0xf0
[ 1468.794929]  __ext4_mark_inode_dirty+0x7c/0x2b8
[ 1468.794937]  ext4_dirty_inode+0x8c/0xb8
[ 1468.794946]  __mark_inode_dirty+0x1e8/0x4c8
[ 1468.794954]  generic_update_time+0x88/0xf0
[ 1468.794961]  update_time+0x34/0x40
[ 1468.794969]  file_update_time+0xe0/0x120
[ 1468.794976]  file_modified+0x34/0x48
[ 1468.794984]  ext4_buffered_write_iter+0x6c/0x188
[ 1468.794991]  ext4_file_write_iter+0x60/0x7a8
[ 1468.795002]  __kernel_write+0x10c/0x2a0
[ 1468.795011]  kernel_write+0x74/0x228
[ 1468.795026]  file_write+0x60/0xc0 [my_sysdig]
[ 1468.795036]  syscall_exit_probe+0x1b4/0x278 [my_sysdig]
[ 1468.795045]  syscall_trace_exit+0x178/0x210
[ 1468.795055]  el0_svc_common.constprop.2+0xd0/0x1d0
[ 1468.795064]  do_el0_svc+0x2c/0x98
[ 1468.795071]  el0_svc+0x20/0x30
[ 1468.795078]  el0_sync_handler+0x90/0xb8
[ 1468.795086]  el0_sync+0x174/0x180
[ 1489.798283] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 1489.798311] rcu: 	3-....: (5226 ticks this GP) idle=752/1/0x4000000000000002 softirq=123479/123490 fqs=2286
[ 1489.798320] 	(t=5250 jiffies g=142949 q=2753)
[ 1489.798327] Task dump for CPU 0:
[ 1489.798335] task:nginx           state:R  running task     stack:    0 pid:  494 ppid:   493 flags:0x0000040a
[ 1489.798352] Call trace:
[ 1489.798368]  __switch_to+0x110/0x168
[ 1489.798376]  0xffffffc01232bba8
[ 1489.798382] Task dump for CPU 3:
[ 1489.798388] task:nginx           state:R  running task     stack:    0 pid:  497 ppid:   493 flags:0x00000402
[ 1489.798401] Call trace:
[ 1489.798411]  dump_backtrace+0x0/0x1b8
[ 1489.798420]  show_stack+0x20/0x70
[ 1489.798429]  sched_show_task+0x16c/0x190
[ 1489.798439]  dump_cpu_task+0x4c/0x5c
[ 1489.798447]  rcu_dump_cpu_stacks+0xb8/0xf8
[ 1489.798457]  rcu_sched_clock_irq+0x9d0/0xce8
[ 1489.798466]  update_process_times+0x68/0xe0
[ 1489.798475]  tick_sched_handle.isra.19+0x48/0x60
[ 1489.798482]  tick_sched_timer+0x60/0xb8
[ 1489.798490]  __hrtimer_run_queues+0x11c/0x470
[ 1489.798498]  hrtimer_interrupt+0xfc/0x258
[ 1489.798509]  arch_timer_handler_phys+0x38/0x48
[ 1489.798519]  handle_percpu_devid_irq+0xa8/0x2a0
[ 1489.798527]  generic_handle_irq+0x38/0x50
[ 1489.798534]  __handle_domain_irq+0x9c/0x110
[ 1489.798542]  bcm2836_arm_irqchip_handle_irq+0x6c/0x80
[ 1489.798550]  el1_irq+0xc4/0x180
[ 1489.798559]  queued_spin_lock_slowpath+0x1f0/0x400
[ 1489.798568]  _raw_spin_lock+0x74/0x78
[ 1489.798583]  syscall_exit_probe+0x150/0x278 [my_sysdig]
[ 1489.798592]  syscall_trace_exit+0x178/0x210
[ 1489.798602]  el0_svc_common.constprop.2+0xd0/0x1d0
[ 1489.798611]  do_el0_svc+0x2c/0x98
[ 1489.798618]  el0_svc+0x20/0x30
[ 1489.798625]  el0_sync_handler+0x90/0xb8
[ 1489.798633]  el0_sync+0x174/0x180

[ 9886.935561] my_sysdig: loading out-of-tree module taints kernel.
[ 9887.022469] [my_sysdig:] These following syscalls have been special handled
[ 9887.022489] [my_sysdig:] 17:getcwd - getcwd_handle+0x0/0xa0 [my_sysdig]
[ 9887.029480] [my_sysdig:] 22:epoll_pwait - epoll_pwait_handle+0x0/0x14 [my_sysdig]
[ 9887.036120] [my_sysdig:] 23:dup - dup_handle+0x0/0x5c [my_sysdig]
[ 9887.043634] [my_sysdig:] 29:ioctl - ioctl_handle+0x0/0x60 [my_sysdig]
[ 9887.049760] [my_sysdig:] 56:openat - openat_handle+0x0/0xc0 [my_sysdig]
[ 9887.056222] [my_sysdig:] 57:close - close_handle+0x0/0x54 [my_sysdig]
[ 9887.062864] [my_sysdig:] 62:lseek - lseek_handle+0x0/0x60 [my_sysdig]
[ 9887.069326] [my_sysdig:] 63:read - read_handle+0x0/0xe4 [my_sysdig]
[ 9887.075789] [my_sysdig:] 66:writev - writev_handle+0x0/0x84 [my_sysdig]
[ 9887.082096] [my_sysdig:] 80:fstat - fstat_handle+0x0/0x50 [my_sysdig]
[ 9887.088751] [my_sysdig:] 94:exit_group - exit_group_handle+0x0/0x50 [my_sysdig]
[ 9887.095234] [my_sysdig:] 98:futex - futex_handle+0x0/0x60 [my_sysdig]
[ 9887.102569] [my_sysdig:] 101:nanosleep - nanosleep_handle+0x0/0x44 [my_sysdig]
[ 9887.109058] [my_sysdig:] 131:tgkill - tgkill_handle+0x0/0x5c [my_sysdig]
[ 9887.116325] [my_sysdig:] 174:getuid - getuid_handle+0x0/0x4c [my_sysdig]
[ 9887.123066] [my_sysdig:] 198:socket - socket_handle+0x0/0x60 [my_sysdig]
[ 9887.129800] [my_sysdig:] 206:sendto - sendto_handle+0x0/0x50 [my_sysdig]
[ 9887.136531] [my_sysdig:] 215:munmap - munmap_handle+0x0/0x54 [my_sysdig]
[ 9887.143264] [my_sysdig:] 220:clone - clone_handle+0x0/0x50 [my_sysdig]
[ 9887.149988] [my_sysdig:] 222:mmap - mmap_handle+0x0/0x4c [my_sysdig]
[ 9887.156747] [my_sysdig:] pid=0 and proc_name=Run

root@genericarmv8:~# [ 9887.163121] [my_sysdig:] load successfully!
[ 9926.525850] systemd-journald[124]: Sent WATCHDOG=1 notification.
[10038.861028] systemd-journald[124]: Sent WATCHDOG=1 notification.
[10094.543462] systemd-journald[124]: Sent WATCHDOG=1 notification.
[10159.817170] Unable to handle kernel paging request at virtual address ffffffc088a4fc8c
[10159.825118] Mem abort info:
[10159.827927] ESR = 0x96000005
[10159.830993] EC = 0x25: DABT (current EL), IL = 32 bits
[10159.836317] SET = 0, FnV = 0
[10159.839377] EA = 0, S1PTW = 0
[10159.842524] Data abort info:
[10159.845410] ISV = 0, ISS = 0x00000005
[10159.849245] CM = 0, WnR = 0
[10159.852219] swapper pgtable: 4k pages, 39-bit VAs, pgdp=0000000080cb4000
[10159.858935] [ffffffc088a4fc8c] pgd=0000000000000000, pud=0000000000000000
[10159.865741] Internal error: Oops: 96000005 [#1] PREEMPT SMP
[10159.871318] Modules linked in: my_sysdig(O)
[10159.875507] CPU: 1 PID: 19405 Comm: Run Tainted: G O 5.4.50 #1
[10159.882649] Hardware name: ARM Juno development board (r2) (DT)
[10159.888573] pstate: 00000005 (nzcv daif -PAN -UAO)
[10159.893373] pc : hashtable_put+0x70/0x134 [my_sysdig]
[10159.898591] lr : syscall_enter_probe+0x88/0xb0 [my_sysdig]

[10159.904079] sp : ffffffc011663d90
[10159.907562] x29: ffffffc011663d90 x28: ffffff896eb0f180
Broadcast mess[a1g0e1 5f9r.o9m1 2878] x27: 0000000000000000 x26: 0000000000000000
systemd-journald@genericarmv8 (Mon 2021-05-03 16:45:43 UTC):

kernel[191]: [10159.865741] Internal error: Oops: 96000005 [#1] PREEMPT SMP

[10159.932981] x25: 0000000056000000 x24: 0000000000000015
[10159.938296] x23: 0000000080000000 x22: 0000000000004bcd
[10159.943611] x21: ffffffc011663df0 x20: ffffffc008a4fca0
[10159.948926] x19: ffffffc008a47c88 x18: 0000000000000000
[10159.954241] x17: 0000000000000000 x16: 0000000000000000
[10159.959556] x15: ffffffffffffffff x14: ffffffffff000000
[10159.964871] x13: ffffffffffffffff x12: 0000000000000018
[10159.970186] x11: 0101010101010101 x10: 7f7f7f7f7f7f7f7f
[10159.975501] x9 : 7f7f7f7f7f7f7f7f x8 : feff27feff6d7451
[10159.980816] x7 : 000000ffffffffff x6 : 0000290000000000
[10159.986131] x5 : 0000007f84046130 x4 : 0000007f00000063
[10159.991446] x3 : 0000000080008000 x2 : ffffffc011663df0
[10159.996761] x1 : 0000000000004bcd x0 : ffffffc088a4fc88
[10160.002075] Call trace:
[10160.004521] hashtable_put+0x70/0x134 [my_sysdig]
[10160.009228] syscall_enter_probe+0x88/0xb0 [my_sysdig]
[10160.014377] syscall_trace_enter+0x128/0x208
[10160.018649] el0_svc_common.constprop.0+0x154/0x168
[10160.023530] el0_svc_handler+0x80/0xa0
[10160.027278] el0_svc+0x8/0xc
[10160.030159] Code: b8636a63 34000123 937b7c63 8b030260 (b9400400)
[10160.036258] ---[ end trace c2c2e148a32cb8c4 ]---
[10160.040893] note: Run[19405] exited with preempt_count 2

Broadcast message from systemd-journald@genericarmv8 (Mon 2021-05-03 16:45:44 UTC):

kernel[191]: [10160.030159] Code: b8636a63 34000123 937b7c63 8b030260 (b9400400)

[10180.820775] rcu: INFO: rcu_preempt self-detected stall on CPU
[10180.826555] rcu: 4-....: (5249 ticks this GP) idle=dce/1/0x4000000000000002 softirq=423563/423563 fqs=2625
[10180.836407] (t=5253 jiffies g=1123205 q=1014)
[10180.840859] Task dump for CPU 4:
[10180.844093] Run R running task 0 19404 19163 0x00000602
[10180.851164] Call trace:
[10180.853626] dump_backtrace+0x0/0x148
[10180.857299] show_stack+0x24/0x30
[10180.860628] sched_show_task+0x118/0x140
[10180.864564] dump_cpu_task+0x48/0x58
[10180.868152] rcu_dump_cpu_stacks+0x9c/0xd8
[10180.872262] rcu_sched_clock_irq+0x934/0xba0
[10180.876546] update_process_times+0x34/0x70
[10180.880741] tick_sched_handle.isra.0+0x44/0x68
[10180.885283] tick_sched_timer+0x50/0xa0
[10180.889131] __hrtimer_run_queues+0x164/0x3d8
[10180.893502] hrtimer_interrupt+0xec/0x248
[10180.897527] arch_timer_handler_phys+0x3c/0x50
[10180.901985] handle_percpu_devid_irq+0xa4/0x2b8
[10180.906531] generic_handle_irq+0x34/0x50
[10180.910553] __handle_domain_irq+0x6c/0xc0
[10180.914661] gic_handle_irq+0x64/0xc0
[10180.918333] el1_irq+0xb8/0x180
[10180.921483] queued_spin_lock_slowpath+0xa0/0x318
[10180.926203] _raw_spin_lock+0x60/0x70
[10180.929884] syscall_enter_probe+0x58/0xb0 [my_sysdig]
[10180.935040] syscall_trace_enter+0x128/0x208
[10180.939325] el0_svc_common.constprop.0+0x154/0x168
[10180.944217] el0_svc_handler+0x80/0xa0
[10180.947976] el0_svc+0x8/0xc

root@genericarmv8:#
root@genericarmv8:#
root@genericarmv8:#
root@genericarmv8:#
root@genericarmv8:~# [10192.142334] systemd-journald[124]: Sent WATCHDOG=1 notification.
[10243.831292] rcu: INFO: rcu_preempt self-detected stall on CPU
[10243.837071] rcu: 4-....: (20971 ticks this GP) idle=dce/1/0x4000000000000002 softirq=423563/423563 fqs=9823
[10243.847009] (t=21006 jiffies g=1123205 q=2266)
[10243.851548] Task dump for CPU 4:
[10243.854782] Run R running task 0 19404 19163 0x00000602
[10243.861854] Call trace:
[10243.864313] dump_backtrace+0x0/0x148
[10243.867985] show_stack+0x24/0x30
[10243.871313] sched_show_task+0x118/0x140
[10243.875249] dump_cpu_task+0x48/0x58
[10243.878836] rcu_dump_cpu_stacks+0x9c/0xd8
[10243.882945] rcu_sched_clock_irq+0x934/0xba0
[10243.887228] update_process_times+0x34/0x70
[10243.891424] tick_sched_handle.isra.0+0x44/0x68
[10243.895965] tick_sched_timer+0x50/0xa0
[10243.899813] __hrtimer_run_queues+0x164/0x3d8
[10243.904183] hrtimer_interrupt+0xec/0x248
[10243.908207] arch_timer_handler_phys+0x3c/0x50
[10243.912665] handle_percpu_devid_irq+0xa4/0x2b8
[10243.917210] generic_handle_irq+0x34/0x50
[10243.921233] __handle_domain_irq+0x6c/0xc0
[10243.925340] gic_handle_irq+0x64/0xc0
[10243.929011] el1_irq+0xb8/0x180
[10243.932161] queued_spin_lock_slowpath+0xa0/0x318
[10243.936881] _raw_spin_lock+0x60/0x70
[10243.940561] syscall_enter_probe+0x58/0xb0 [my_sysdig]
[10243.945718] syscall_trace_enter+0x128/0x208
[10243.950003] el0_svc_common.constprop.0+0x154/0x168
[10243.954896] el0_svc_handler+0x80/0xa0
[10243.958654] el0_svc+0x8/0xc
[10298.854947] systemd-journald[124]: Sent WATCHDOG=1 notification.
[10306.841808] rcu: INFO: rcu_preempt self-detected stall on CPU
[10306.847582] rcu: 4-....: (36693 ticks this GP) idle=dce/1/0x4000000000000002 softirq=423563/423563 fqs=15682
[10306.857607] (t=36758 jiffies g=1123205 q=3358)
[10306.862147] Task dump for CPU 4:
[10306.865380] Run R running task 0 19404 19163 0x00000602
[10306.872450] Call trace:
[10306.874905] dump_backtrace+0x0/0x148
[10306.878577] show_stack+0x24/0x30
[10306.881905] sched_show_task+0x118/0x140
[10306.885840] dump_cpu_task+0x48/0x58
[10306.889427] rcu_dump_cpu_stacks+0x9c/0xd8
[10306.893536] rcu_sched_clock_irq+0x934/0xba0
[10306.897818] update_process_times+0x34/0x70
[10306.902013] tick_sched_handle.isra.0+0x44/0x68
[10306.906554] tick_sched_timer+0x50/0xa0
[10306.910402] __hrtimer_run_queues+0x164/0x3d8
[10306.914772] hrtimer_interrupt+0xec/0x248
[10306.918795] arch_timer_handler_phys+0x3c/0x50
[10306.923252] handle_percpu_devid_irq+0xa4/0x2b8
[10306.927797] generic_handle_irq+0x34/0x50
[10306.931820] __handle_domain_irq+0x6c/0xc0
[10306.935927] gic_handle_irq+0x64/0xc0
[10306.939598] el1_irq+0xb8/0x180
[10306.942748] queued_spin_lock_slowpath+0xa0/0x318
[10306.947466] _raw_spin_lock+0x60/0x70
[10306.951144] syscall_enter_probe+0x58/0xb0 [my_sysdig]
[10306.956299] syscall_trace_enter+0x128/0x208
[10306.960583] el0_svc_common.constprop.0+0x154/0x168
[10306.965476] el0_svc_handler+0x80/0xa0
[10306.969235] el0_svc+0x8/0xc
[10369.852330] rcu: INFO: rcu_preempt self-detected stall on CPU
[10369.858104] rcu: 4-....: (52415 ticks this GP) idle=dce/1/0x4000000000000002 softirq=423563/423563 fqs=22081
[10369.868129] (t=52511 jiffies g=1123205 q=6778)
[10369.872668] Task dump for CPU 4:
[10369.875902] Run R running task 0 19404 19163 0x00000602
[10369.882972] Call trace:
[10369.885428] dump_backtrace+0x0/0x148
[10369.889100] show_stack+0x24/0x30
[10369.892429] sched_show_task+0x118/0x140
[10369.896363] dump_cpu_task+0x48/0x58
[10369.899951] rcu_dump_cpu_stacks+0x9c/0xd8
[10369.904059] rcu_sched_clock_irq+0x934/0xba0
[10369.908343] update_process_times+0x34/0x70
[10369.912537] tick_sched_handle.isra.0+0x44/0x68
[10369.917078] tick_sched_timer+0x50/0xa0
[10369.920927] __hrtimer_run_queues+0x164/0x3d8
[10369.925297] hrtimer_interrupt+0xec/0x248
[10369.929320] arch_timer_handler_phys+0x3c/0x50
[10369.933777] handle_percpu_devid_irq+0xa4/0x2b8
[10369.938322] generic_handle_irq+0x34/0x50
[10369.942344] __handle_domain_irq+0x6c/0xc0
[10369.946451] gic_handle_irq+0x64/0xc0
[10369.950122] el1_irq+0xb8/0x180
[10369.953271] queued_spin_lock_slowpath+0xa0/0x318
[10369.957990] _raw_spin_lock+0x60/0x70
[10369.961669] syscall_enter_probe+0x58/0xb0 [my_sysdig]
[10369.966825] syscall_trace_enter+0x128/0x208
[10369.971110] el0_svc_common.constprop.0+0x154/0x168
[10369.976003] el0_svc_handler+0x80/0xa0
[10369.979761] el0_svc+0x8/0xc
[10369.985505] systemd-journald[124]: Sent WATCHDOG=1 notification.
[10406.386270] statistics: 11379
[10406.389290] saving to file...with length: 321368
[10406.389421] it is time to dump records to file with offset: 0/321368, current stat: 11379
[10432.862855] rcu: INFO: rcu_preempt self-detected stall on CPU
[10432.876818] rcu: 4-....: (68137 ticks this GP) idle=dce/1/0x4000000000000002 softirq=423563/423563 fqs=29433
[10432.886844] (t=68267 jiffies g=1123205 q=7952)
[10432.891383] Task dump for CPU 4:
[10432.894616] Run R running task 0 19404 19163 0x00000603
[10432.901686] Call trace:
[10432.904142] dump_backtrace+0x0/0x148
[10432.907815] show_stack+0x24/0x30
[10432.911143] sched_show_task+0x118/0x140
[10432.915079] dump_cpu_task+0x48/0x58
[10432.918666] rcu_dump_cpu_stacks+0x9c/0xd8
[10432.922775] rcu_sched_clock_irq+0x934/0xba0
[10432.927058] update_process_times+0x34/0x70
[10432.931252] tick_sched_handle.isra.0+0x44/0x68
[10432.935794] tick_sched_timer+0x50/0xa0
[10432.939642] __hrtimer_run_queues+0x164/0x3d8
[10432.944012] hrtimer_interrupt+0xec/0x248
[10432.948035] arch_timer_handler_phys+0x3c/0x50
[10432.952492] handle_percpu_devid_irq+0xa4/0x2b8
[10432.957037] generic_handle_irq+0x34/0x50
[10432.961060] __handle_domain_irq+0x6c/0xc0
[10432.965166] gic_handle_irq+0x64/0xc0
[10432.968837] el1_irq+0xb8/0x180
[10432.971987] queued_spin_lock_slowpath+0xa0/0x318
[10432.976705] _raw_spin_lock+0x60/0x70
[10432.980386] syscall_enter_probe+0x58/0xb0 [my_sysdig]
[10432.985540] syscall_trace_enter+0x128/0x208
[10432.989824] el0_svc_common.constprop.0+0x154/0x168
[10432.994717] el0_svc_handler+0x80/0xa0
[10432.998475] el0_svc+0x8/0xc

when directly insmod mysysdig.ko

[ 2351.840761] ------------[ cut here ]------------
[ 2351.840762] Buffer overflow detected (120 < 18446744073709550236)!
[ 2351.840807] WARNING: CPU: 3 PID: 5692 at ./include/linux/thread_info.h:123 epoll_wait_handle+0x188/0x1a0 [my_sysdig]
[ 2351.840808] Modules linked in: my_sysdig(OE) vmw_vsock_vmci_transport vsock btusb snd_ens1371 btrtl snd_ac97_codec btbcm kvm gameport vmw_balloon btintel bluetooth irqbypass snd_rawmidi snd_seq_device ac97_bus snd_pcm input_leds joydev serio_raw ecdh_generic snd_timer snd soundcore shpchp vmw_vmci mac_hid sch_fq_codel ib_iser rdma_cm iw_cm ib_cm ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables autofs4 btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c raid1 raid0 multipath linear crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc aesni_intel aes_x86_64 crypto_simd glue_helper cryptd vmwgfx ttm drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops psmouse mptspi mptscsih ahci mptbase drm e1000
[ 2351.840829]  libahci scsi_transport_spi i2c_piix4 pata_acpi floppy hid_generic usbhid hid [last unloaded: my_sysdig]
[ 2351.840832] CPU: 3 PID: 5692 Comm: ab Tainted: G        W  OE    4.15.0-142-generic #146-Ubuntu
[ 2351.840833] Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 07/22/2020
[ 2351.840834] RIP: 0010:epoll_wait_handle+0x188/0x1a0 [my_sysdig]
[ 2351.840835] RSP: 0018:ffff98f082273bf0 EFLAGS: 00010282
[ 2351.840836] RAX: 0000000000000000 RBX: ffff98f082273ce8 RCX: 0000000000000006
[ 2351.840836] RDX: 0000000000000007 RSI: 0000000000000092 RDI: ffff890a756d6490
[ 2351.840836] RBP: ffff98f082273ca8 R08: 000000000000084f R09: 0000000000000004
[ 2351.840837] R10: ffff98f082273dc0 R11: 0000000000000001 R12: ffffffffffffff8d
[ 2351.840837] R13: fffffffffffffa9c R14: 00000000ffffff8d R15: ffff98f082273cc8
[ 2351.840838] FS:  00007f03373f4780(0000) GS:ffff890a756c0000(0000) knlGS:0000000000000000
[ 2351.840838] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2351.840839] CR2: 00007f0333efa000 CR3: 00000001efe7c002 CR4: 00000000003606e0
[ 2351.840839] Call Trace:
[ 2351.840842]  gen_record_str+0x21/0x50 [my_sysdig]
[ 2351.840843]  syscall_exit_probe+0x19c/0x274 [my_sysdig]
[ 2351.840847]  ? kfree_skbmem+0x5f/0x70
[ 2351.840847]  ? __kfree_skb+0x1a/0x20
[ 2351.840849]  ? tcp_rcv_state_process+0xb96/0xe70
[ 2351.840850]  ? tcp_v4_do_rcv+0x123/0x1d0
[ 2351.840851]  ? tcp_v4_do_rcv+0x123/0x1d0
[ 2351.840852]  ? _cond_resched+0x19/0x40
[ 2351.840853]  ? __release_sock+0x9d/0xe0
[ 2351.840854]  ? _raw_spin_unlock_bh+0x1e/0x20
[ 2351.840855]  ? release_sock+0x8f/0xa0
[ 2351.840856]  ? inet_stream_connect+0x47/0x60
[ 2351.840856]  ? SYSC_connect+0x9e/0x120
[ 2351.840858]  ? syscall_trace_enter+0x2a6/0x2d0
[ 2351.840859]  syscall_slow_exit_work+0x9b/0xd0
[ 2351.840860]  do_syscall_64+0x12b/0x130
[ 2351.840861]  entry_SYSCALL_64_after_hwframe+0x41/0xa6
[ 2351.840861] RIP: 0033:0x7f0335fbe744
[ 2351.840862] RSP: 002b:00007ffd0bbf55e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
[ 2351.840862] RAX: ffffffffffffff8d RBX: 00007f0335390a40 RCX: 00007f0335fbe744
[ 2351.840863] RDX: 0000000000000010 RSI: 00007f03373f3e10 RDI: 00000000000003b4
[ 2351.840863] RBP: 00007f03373f3dd0 R08: 00007f0333541028 R09: 00007f03374061e0
[ 2351.840863] R10: 00007ffd0bbf5600 R11: 0000000000000246 R12: 00007f0335390a40
[ 2351.840864] R13: 00007f03335410a0 R14: 00007f03373f3e10 R15: 0000000000000001
[ 2351.840864] Code: 38 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 4c 89 ea be 78 00 00 00 48 c7 c7 b0 84 56 c1 4c 89 85 50 ff ff ff e8 38 7e f2 d5 <0f> 0b 4c 8b 85 50 ff ff ff e9 07 ff ff ff e8 c5 80 f2 d5 0f 1f
[ 2351.840872] ---[ end trace c2cbcd3a584f0c6c ]---

Getting the return address is a new feature in our dev branch, while not supports x86 for now...
We will add this support...

This is the crash log from kernel.

[ 1382.793930] el0_svc+0x8/0xc
[ 1382.796807] ---[ end trace e570bb66f167caf9 ]---
[ 1382.801773] ------------[ cut here ]------------
[ 1382.806402] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1382.815023] Modules linked in: my_sysdig(O)
[ 1382.819210] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1382.826352] Hardware name: ARM Juno development board (r2) (DT)
[ 1382.832275] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1382.837068] pc : skb_release_head_state+0xb4/0xc0
[ 1382.841774] lr : skb_release_all+0x20/0x40
[ 1382.845869] sp : ffffffc0115ebb30
[ 1382.849181] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1382.854496] x27: ffffff894e0bdc24 x26: 0000000000000000
[ 1382.859811] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1382.865125] x23: 0000000000000001 x22: 00000000000003b3
[ 1382.870440] x21: 0000000000000000 x20: ffffff894e0bd6c0
[ 1382.875755] x19: ffffff894d4896e0 x18: 0000000000000000
[ 1382.881070] x17: 0000000000000000 x16: 0000000000000000
[ 1382.886385] x15: ffffffffffffffff x14: 63410a0d332e322f
[ 1382.891699] x13: 68636e6542656863 x12: 617041203a746e65
[ 1382.897014] x11: 67412d726573550a x10: 0d74736f686c6163
[ 1382.902329] x9 : 6f6c203a74736f48 x8 : 0a0d302e312f5054
[ 1382.907643] x7 : 5448202f20544547 x6 : 000000000000004d
[ 1382.912958] x5 : 000000000000004d x4 : ffffff894d489708
[ 1382.918273] x3 : 0000000000000018 x2 : ffffff894e0bd790
[ 1382.923587] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1382.928903] Call trace:
[ 1382.931347] skb_release_head_state+0xb4/0xc0
[ 1382.935704] skb_release_all+0x20/0x40
[ 1382.939453] __kfree_skb+0x20/0x38
[ 1382.942855] tcp_recvmsg+0x718/0x9a0
[ 1382.946431] inet_recvmsg+0x78/0x130
[ 1382.950006] sock_recvmsg+0x58/0x68
[ 1382.953494] __sys_recvfrom+0xbc/0x168
[ 1382.957243] __arm64_sys_recvfrom+0x2c/0x40
[ 1382.961429] el0_svc_common.constprop.0+0x74/0x168
[ 1382.966222] el0_svc_handler+0x80/0xa0
[ 1382.969971] el0_svc+0x8/0xc
[ 1382.972848] ---[ end trace e570bb66f167cafa ]---
[ 1382.977814] ------------[ cut here ]------------
[ 1382.982444] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1382.991065] Modules linked in: my_sysdig(O)
[ 1382.995252] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1383.002393] Hardware name: ARM Juno development board (r2) (DT)
[ 1383.008317] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1383.013110] pc : skb_release_head_state+0xb4/0xc0
[ 1383.017816] lr : skb_release_all+0x20/0x40
[ 1383.021911] sp : ffffffc0115ebb30
[ 1383.025223] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1383.030538] x27: ffffff896e8b59a4 x26: 0000000000000000
[ 1383.035853] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1383.041168] x23: 0000000000000001 x22: 00000000000003b3
[ 1383.046483] x21: 0000000000000000 x20: ffffff896e8b5440
[ 1383.051798] x19: ffffff894e3296e0 x18: 0000000000000000
[ 1383.057112] x17: 0000000000000000 x16: 0000000000000000
[ 1383.062427] x15: ffffffffffffffff x14: 70656363410a0d33
[ 1383.067742] x13: 2e322f68636e6542 x12: 656863617041203a
[ 1383.073057] x11: 746e6567412d7265 x10: 73550a0d74736f68
[ 1383.078372] x9 : 6c61636f6c203a74 x8 : 736f480a0d302e31
[ 1383.083686] x7 : 2f50545448202f20 x6 : 000000000000004d
[ 1383.089001] x5 : 000000000000004d x4 : ffffff894e329708
[ 1383.094316] x3 : 0000000000000018 x2 : ffffff896e8b5510
[ 1383.099630] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1383.104945] Call trace:
[ 1383.107389] skb_release_head_state+0xb4/0xc0
[ 1383.111747] skb_release_all+0x20/0x40
[ 1383.115495] __kfree_skb+0x20/0x38
[ 1383.118897] tcp_recvmsg+0x718/0x9a0
[ 1383.122473] inet_recvmsg+0x78/0x130
[ 1383.126048] sock_recvmsg+0x58/0x68
[ 1383.129536] __sys_recvfrom+0xbc/0x168
[ 1383.133285] __arm64_sys_recvfrom+0x2c/0x40
[ 1383.137470] el0_svc_common.constprop.0+0x74/0x168
[ 1383.142263] el0_svc_handler+0x80/0xa0
[ 1383.146011] el0_svc+0x8/0xc
[ 1383.148889] ---[ end trace e570bb66f167cafb ]---
[ 1383.153855] ------------[ cut here ]------------
[ 1383.158484] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1383.167104] Modules linked in: my_sysdig(O)
[ 1383.171291] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1383.178433] Hardware name: ARM Juno development board (r2) (DT)
[ 1383.184357] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1383.189150] pc : skb_release_head_state+0xb4/0xc0
[ 1383.193856] lr : skb_release_all+0x20/0x40
[ 1383.197951] sp : ffffffc0115ebb30
[ 1383.201264] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1383.206578] x27: ffffff894e137064 x26: 0000000000000000
[ 1383.211893] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1383.217208] x23: 0000000000000001 x22: 00000000000003b3
[ 1383.222522] x21: 0000000000000000 x20: ffffff894e136b00
[ 1383.227837] x19: ffffff894d4ec6e0 x18: 0000000000000000
[ 1383.233152] x17: 0000000000000000 x16: 0000000000000000
[ 1383.238466] x15: ffffffffffffffff x14: 203a747065636341
[ 1383.243781] x13: 0a0d332e322f6863 x12: 6e65426568636170
[ 1383.249096] x11: 41203a746e656741 x10: 2d726573550a0d74
[ 1383.254411] x9 : 736f686c61636f6c x8 : 203a74736f480a0d
[ 1383.259725] x7 : 302e312f50545448 x6 : 000000000000004d
[ 1383.265040] x5 : 000000000000004d x4 : ffffff894d4ec708
[ 1383.270354] x3 : 0000000000000018 x2 : ffffff894e136bd0
[ 1383.275669] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1383.280984] Call trace:
[ 1383.283428] skb_release_head_state+0xb4/0xc0
[ 1383.287785] skb_release_all+0x20/0x40
[ 1383.291534] __kfree_skb+0x20/0x38
[ 1383.294936] tcp_recvmsg+0x718/0x9a0
[ 1383.298512] inet_recvmsg+0x78/0x130
[ 1383.302087] sock_recvmsg+0x58/0x68
[ 1383.305575] __sys_recvfrom+0xbc/0x168
[ 1383.309324] __arm64_sys_recvfrom+0x2c/0x40
[ 1383.313510] el0_svc_common.constprop.0+0x74/0x168
[ 1383.318302] el0_svc_handler+0x80/0xa0
[ 1383.322051] el0_svc+0x8/0xc
[ 1383.324928] ---[ end trace e570bb66f167cafc ]---
[ 1383.329898] ------------[ cut here ]------------
[ 1383.334527] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1383.343148] Modules linked in: my_sysdig(O)
[ 1383.347335] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1383.354476] Hardware name: ARM Juno development board (r2) (DT)
[ 1383.360400] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1383.365193] pc : skb_release_head_state+0xb4/0xc0
[ 1383.369899] lr : skb_release_all+0x20/0x40
[ 1383.373994] sp : ffffffc0115ebb30
[ 1383.377306] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1383.382621] x27: ffffff894e007b24 x26: 0000000000000000
[ 1383.387936] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1383.393250] x23: 0000000000000001 x22: 00000000000003b3
[ 1383.398565] x21: 0000000000000000 x20: ffffff894e0075c0
[ 1383.403880] x19: ffffff894d486ee0 x18: 0000000000000000
[ 1383.409195] x17: 0000000000000000 x16: 0000000000000000
[ 1383.414510] x15: ffffffffffffffff x14: 2a2f2a203a747065
[ 1383.419825] x13: 6363410a0d332e32 x12: 2f68636e65426568
[ 1383.425140] x11: 63617041203a746e x10: 6567412d72657355
[ 1383.430455] x9 : 0a0d74736f686c61 x8 : 636f6c203a74736f
[ 1383.435770] x7 : 480a0d302e312f50 x6 : 000000000000004d
[ 1383.441084] x5 : 000000000000004d x4 : ffffff894d486f08
[ 1383.446399] x3 : 0000000000000018 x2 : ffffff894e007690
[ 1383.451714] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1383.457028] Call trace:
[ 1383.459473] skb_release_head_state+0xb4/0xc0
[ 1383.463830] skb_release_all+0x20/0x40
[ 1383.467578] __kfree_skb+0x20/0x38
[ 1383.470980] tcp_recvmsg+0x718/0x9a0
[ 1383.474556] inet_recvmsg+0x78/0x130
[ 1383.478132] sock_recvmsg+0x58/0x68
[ 1383.481620] __sys_recvfrom+0xbc/0x168
[ 1383.485368] __arm64_sys_recvfrom+0x2c/0x40
[ 1383.489555] el0_svc_common.constprop.0+0x74/0x168
[ 1383.494348] el0_svc_handler+0x80/0xa0
[ 1383.498096] el0_svc+0x8/0xc
[ 1383.500973] ---[ end trace e570bb66f167cafd ]---
[ 1383.505969] ------------[ cut here ]------------
[ 1383.510600] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1383.519220] Modules linked in: my_sysdig(O)
[ 1383.523408] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1383.530549] Hardware name: ARM Juno development board (r2) (DT)
[ 1383.536473] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1383.541266] pc : skb_release_head_state+0xb4/0xc0
[ 1383.545972] lr : skb_release_all+0x20/0x40
[ 1383.550067] sp : ffffffc0115ebb30
[ 1383.553379] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1383.558694] x27: ffffff894eaf1b64 x26: 0000000000000000
[ 1383.564009] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1383.569324] x23: 0000000000000001 x22: 00000000000003b3
[ 1383.574638] x21: 0000000000000000 x20: ffffff894eaf1600
[ 1383.579953] x19: ffffff894e241ae0 x18: 0000000000000000
[ 1383.585268] x17: 0000000000000000 x16: 0000000000000000
[ 1383.590582] x15: ffffffffffffffff x14: 0d0a0d2a2f2a203a
[ 1383.595897] x13: 7470656363410a0d x12: 332e322f68636e65
[ 1383.601211] x11: 4265686361704120 x10: 3a746e6567412d72
[ 1383.606526] x9 : 6573550a0d74736f x8 : 686c61636f6c203a
[ 1383.611841] x7 : 74736f480a0d302e x6 : 000000000000004d
[ 1383.617155] x5 : 000000000000004d x4 : ffffff894e241b08
[ 1383.622470] x3 : 0000000000000018 x2 : ffffff894eaf16d0
[ 1383.627784] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1383.633099] Call trace:
[ 1383.635543] skb_release_head_state+0xb4/0xc0
[ 1383.639901] skb_release_all+0x20/0x40
[ 1383.643649] __kfree_skb+0x20/0x38
[ 1383.647051] tcp_recvmsg+0x718/0x9a0
[ 1383.650627] inet_recvmsg+0x78/0x130
[ 1383.654202] sock_recvmsg+0x58/0x68
[ 1383.657690] __sys_recvfrom+0xbc/0x168
[ 1383.661439] __arm64_sys_recvfrom+0x2c/0x40
[ 1383.665625] el0_svc_common.constprop.0+0x74/0x168
[ 1383.670419] el0_svc_handler+0x80/0xa0
[ 1383.674167] el0_svc+0x8/0xc
[ 1383.677044] ---[ end trace e570bb66f167cafe ]---
[ 1383.682020] ------------[ cut here ]------------
[ 1383.686650] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1383.695270] Modules linked in: my_sysdig(O)
[ 1383.699457] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1383.706598] Hardware name: ARM Juno development board (r2) (DT)
[ 1383.712522] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1383.717314] pc : skb_release_head_state+0xb4/0xc0
[ 1383.722021] lr : skb_release_all+0x20/0x40
[ 1383.726116] sp : ffffffc0115ebb30
[ 1383.729428] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1383.734743] x27: ffffff894d413064 x26: 0000000000000000
[ 1383.740058] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1383.745372] x23: 0000000000000001 x22: 00000000000003b3
[ 1383.750687] x21: 0000000000000000 x20: ffffff894d412b00
[ 1383.756001] x19: ffffff894e37a4e0 x18: 0000000000000000
[ 1383.761316] x17: 0000000000000000 x16: 0000000000000000
[ 1383.766631] x15: ffffffffffffffff x14: ffffff0000000000
[ 1383.771946] x13: ffffffffffffffff x12: 0000000000000028
[ 1383.777261] x11: 0101010101010101 x10: 00000000000014c1
[ 1383.782576] x9 : 000000000000004d x8 : 410a0d332e322f68
[ 1383.787890] x7 : 636e654265686361 x6 : 000000000000004d
[ 1383.793205] x5 : 000000000000004d x4 : ffffff894e37a508
[ 1383.798520] x3 : 0000000000000018 x2 : ffffff894d412bd0
[ 1383.803834] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1383.809149] Call trace:
[ 1383.811593] skb_release_head_state+0xb4/0xc0
[ 1383.815951] skb_release_all+0x20/0x40
[ 1383.819700] __kfree_skb+0x20/0x38
[ 1383.823102] tcp_recvmsg+0x718/0x9a0
[ 1383.826678] inet_recvmsg+0x78/0x130
[ 1383.830253] sock_recvmsg+0x58/0x68
[ 1383.833741] __sys_recvfrom+0xbc/0x168
[ 1383.837490] __arm64_sys_recvfrom+0x2c/0x40
[ 1383.841676] el0_svc_common.constprop.0+0x74/0x168
[ 1383.846469] el0_svc_handler+0x80/0xa0
[ 1383.850218] el0_svc+0x8/0xc
[ 1383.853095] ---[ end trace e570bb66f167caff ]---
[ 1383.858067] ------------[ cut here ]------------
[ 1383.862696] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1383.871317] Modules linked in: my_sysdig(O)
[ 1383.875504] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1383.882646] Hardware name: ARM Juno development board (r2) (DT)
[ 1383.888570] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1383.893363] pc : skb_release_head_state+0xb4/0xc0
[ 1383.898069] lr : skb_release_all+0x20/0x40
[ 1383.902164] sp : ffffffc0115ebb30
[ 1383.905476] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1383.910791] x27: ffffff894e12d6a4 x26: 0000000000000000
[ 1383.916106] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1383.921421] x23: 0000000000000001 x22: 00000000000003b3
[ 1383.926735] x21: 0000000000000000 x20: ffffff894e12d140
[ 1383.932050] x19: ffffff896e87a8e0 x18: 0000000000000000
[ 1383.937365] x17: 0000000000000000 x16: 0000000000000000
[ 1383.942679] x15: ffffffffffffffff x14: 656363410a0d332e
[ 1383.947994] x13: 322f68636e654265 x12: 6863617041203a74
[ 1383.953308] x11: 6e6567412d726573 x10: 550a0d74736f686c
[ 1383.958623] x9 : 61636f6c203a7473 x8 : 6f480a0d302e312f
[ 1383.963938] x7 : 50545448202f2054 x6 : 000000000000004d
[ 1383.969253] x5 : 000000000000004d x4 : ffffff896e87a908
[ 1383.974567] x3 : 0000000000000018 x2 : ffffff894e12d210
[ 1383.979882] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1383.985197] Call trace:
[ 1383.987641] skb_release_head_state+0xb4/0xc0
[ 1383.991998] skb_release_all+0x20/0x40
[ 1383.995747] __kfree_skb+0x20/0x38
[ 1383.999148] tcp_recvmsg+0x718/0x9a0
[ 1384.002724] inet_recvmsg+0x78/0x130
[ 1384.006299] sock_recvmsg+0x58/0x68
[ 1384.009787] __sys_recvfrom+0xbc/0x168
[ 1384.013536] __arm64_sys_recvfrom+0x2c/0x40
[ 1384.017721] el0_svc_common.constprop.0+0x74/0x168
[ 1384.022515] el0_svc_handler+0x80/0xa0
[ 1384.026263] el0_svc+0x8/0xc
[ 1384.029141] ---[ end trace e570bb66f167cb00 ]---
[ 1384.034093] ------------[ cut here ]------------
[ 1384.038722] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1384.047343] Modules linked in: my_sysdig(O)
[ 1384.051530] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1384.058672] Hardware name: ARM Juno development board (r2) (DT)
[ 1384.064595] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1384.069388] pc : skb_release_head_state+0xb4/0xc0
[ 1384.074094] lr : skb_release_all+0x20/0x40
[ 1384.078189] sp : ffffffc0115ebb30
[ 1384.081501] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1384.086817] x27: ffffff894d46f2a4 x26: 0000000000000000
[ 1384.092132] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1384.097447] x23: 0000000000000001 x22: 00000000000003b3
[ 1384.102761] x21: 0000000000000000 x20: ffffff894d46ed40
[ 1384.108077] x19: ffffff894e335ce0 x18: 0000000000000000
[ 1384.113391] x17: 0000000000000000 x16: 0000000000000000
[ 1384.118706] x15: ffffffffffffffff x14: 3a7470656363410a
[ 1384.124021] x13: 0d332e322f68636e x12: 6542656863617041
[ 1384.129336] x11: 203a746e6567412d x10: 726573550a0d7473
[ 1384.134651] x9 : 6f686c61636f6c20 x8 : 3a74736f480a0d30
[ 1384.139965] x7 : 2e312f5054544820 x6 : 000000000000004d
[ 1384.145280] x5 : 000000000000004d x4 : ffffff894e335d08
[ 1384.150594] x3 : 0000000000000018 x2 : ffffff894d46ee10
[ 1384.155909] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1384.161224] Call trace:
[ 1384.163668] skb_release_head_state+0xb4/0xc0
[ 1384.168026] skb_release_all+0x20/0x40
[ 1384.171774] __kfree_skb+0x20/0x38
[ 1384.175176] tcp_recvmsg+0x718/0x9a0
[ 1384.178752] inet_recvmsg+0x78/0x130
[ 1384.182327] sock_recvmsg+0x58/0x68
[ 1384.185815] __sys_recvfrom+0xbc/0x168
[ 1384.189564] __arm64_sys_recvfrom+0x2c/0x40
[ 1384.193750] el0_svc_common.constprop.0+0x74/0x168
[ 1384.198543] el0_svc_handler+0x80/0xa0
[ 1384.202291] el0_svc+0x8/0xc
[ 1384.205168] ---[ end trace e570bb66f167cb01 ]---
[ 1384.210131] ------------[ cut here ]------------
[ 1384.214761] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1384.223381] Modules linked in: my_sysdig(O)
[ 1384.227569] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1384.234710] Hardware name: ARM Juno development board (r2) (DT)
[ 1384.240634] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1384.245427] pc : skb_release_head_state+0xb4/0xc0
[ 1384.250133] lr : skb_release_all+0x20/0x40
[ 1384.254228] sp : ffffffc0115ebb30
[ 1384.257540] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1384.262855] x27: ffffff894e1dd724 x26: 0000000000000000
[ 1384.268170] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1384.273485] x23: 0000000000000001 x22: 00000000000003b3
[ 1384.278799] x21: 0000000000000000 x20: ffffff894e1dd1c0
[ 1384.284114] x19: ffffff894d4bc2e0 x18: 0000000000000000
[ 1384.289429] x17: 0000000000000000 x16: 0000000000000000
[ 1384.294743] x15: ffffffffffffffff x14: 2f2a203a74706563
[ 1384.300058] x13: 63410a0d332e322f x12: 68636e6542656863
[ 1384.305373] x11: 617041203a746e65 x10: 67412d726573550a
[ 1384.310687] x9 : 0d74736f686c6163 x8 : 6f6c203a74736f48
[ 1384.316002] x7 : 0a0d302e312f5054 x6 : 000000000000004d
[ 1384.321317] x5 : 000000000000004d x4 : ffffff894d4bc308
[ 1384.326631] x3 : 0000000000000018 x2 : ffffff894e1dd290
[ 1384.331946] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1384.337261] Call trace:
[ 1384.339705] skb_release_head_state+0xb4/0xc0
[ 1384.344063] skb_release_all+0x20/0x40
[ 1384.347811] __kfree_skb+0x20/0x38
[ 1384.351213] tcp_recvmsg+0x718/0x9a0
[ 1384.354789] inet_recvmsg+0x78/0x130
[ 1384.358365] sock_recvmsg+0x58/0x68
[ 1384.361853] __sys_recvfrom+0xbc/0x168
[ 1384.365602] __arm64_sys_recvfrom+0x2c/0x40
[ 1384.369788] el0_svc_common.constprop.0+0x74/0x168
[ 1384.374581] el0_svc_handler+0x80/0xa0
[ 1384.378330] el0_svc+0x8/0xc
[ 1384.381207] ---[ end trace e570bb66f167cb02 ]---
[ 1384.386188] ------------[ cut here ]------------
[ 1384.390818] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1384.399438] Modules linked in: my_sysdig(O)
[ 1384.403625] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1384.410766] Hardware name: ARM Juno development board (r2) (DT)
[ 1384.416690] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1384.421483] pc : skb_release_head_state+0xb4/0xc0
[ 1384.426189] lr : skb_release_all+0x20/0x40
[ 1384.430284] sp : ffffffc0115ebb30
[ 1384.433596] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1384.438911] x27: ffffff894e1629e4 x26: 0000000000000000
[ 1384.444226] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1384.449541] x23: 0000000000000001 x22: 00000000000003b3
[ 1384.454855] x21: 0000000000000000 x20: ffffff894e162480
[ 1384.460170] x19: ffffff894e2238e0 x18: 0000000000000000
[ 1384.465485] x17: 0000000000000000 x16: 0000000000000000
[ 1384.470799] x15: ffffffffffffffff x14: 0a0d2a2f2a203a74
[ 1384.476114] x13: 70656363410a0d33 x12: 2e322f68636e6542
[ 1384.481429] x11: 656863617041203a x10: 746e6567412d7265
[ 1384.486743] x9 : 73550a0d74736f68 x8 : 6c61636f6c203a74
[ 1384.492058] x7 : 736f480a0d302e31 x6 : 000000000000004d
[ 1384.497372] x5 : 000000000000004d x4 : ffffff894e223908
[ 1384.502687] x3 : 0000000000000018 x2 : ffffff894e162550
[ 1384.508002] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1384.513317] Call trace:
[ 1384.515761] skb_release_head_state+0xb4/0xc0
[ 1384.520119] skb_release_all+0x20/0x40
[ 1384.523867] __kfree_skb+0x20/0x38
[ 1384.527269] tcp_recvmsg+0x718/0x9a0
[ 1384.530845] inet_recvmsg+0x78/0x130
[ 1384.534420] sock_recvmsg+0x58/0x68
[ 1384.537908] __sys_recvfrom+0xbc/0x168
[ 1384.541657] __arm64_sys_recvfrom+0x2c/0x40
[ 1384.545843] el0_svc_common.constprop.0+0x74/0x168
[ 1384.550636] el0_svc_handler+0x80/0xa0
[ 1384.554385] el0_svc+0x8/0xc
[ 1384.557262] ---[ end trace e570bb66f167cb03 ]---
[ 1384.562219] ------------[ cut here ]------------
[ 1384.566848] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1384.575469] Modules linked in: my_sysdig(O)
[ 1384.579656] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1384.586797] Hardware name: ARM Juno development board (r2) (DT)
[ 1384.592721] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1384.597513] pc : skb_release_head_state+0xb4/0xc0
[ 1384.602219] lr : skb_release_all+0x20/0x40
[ 1384.606315] sp : ffffffc0115ebb30
[ 1384.609627] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1384.614942] x27: ffffff894e13f0a4 x26: 0000000000000000
[ 1384.620256] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1384.625571] x23: 0000000000000001 x22: 00000000000003b3
[ 1384.630886] x21: 0000000000000000 x20: ffffff894e13eb40
[ 1384.636200] x19: ffffff8973c71ce0 x18: 0000000000000000
[ 1384.641515] x17: 0000000000000000 x16: 0000000000000000
[ 1384.646829] x15: ffffffffffffffff x14: ffffff0000000000
[ 1384.652144] x13: ffffffffffffffff x12: 0000000000000028
[ 1384.657459] x11: 0101010101010101 x10: 0000000000001642
[ 1384.662774] x9 : 000000000000004d x8 : 0a0d332e322f6863
[ 1384.668089] x7 : 6e65426568636170 x6 : 000000000000004d
[ 1384.673403] x5 : 000000000000004d x4 : ffffff8973c71d08
[ 1384.678718] x3 : 0000000000000018 x2 : ffffff894e13ec10
[ 1384.684033] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1384.689348] Call trace:
[ 1384.691792] skb_release_head_state+0xb4/0xc0
[ 1384.696149] skb_release_all+0x20/0x40
[ 1384.699898] __kfree_skb+0x20/0x38
[ 1384.703300] tcp_recvmsg+0x718/0x9a0
[ 1384.706876] inet_recvmsg+0x78/0x130
[ 1384.710451] sock_recvmsg+0x58/0x68
[ 1384.713939] __sys_recvfrom+0xbc/0x168
[ 1384.717688] __arm64_sys_recvfrom+0x2c/0x40
[ 1384.721873] el0_svc_common.constprop.0+0x74/0x168
[ 1384.726666] el0_svc_handler+0x80/0xa0
[ 1384.730415] el0_svc+0x8/0xc
[ 1384.733291] ---[ end trace e570bb66f167cb04 ]---
[ 1384.738260] ------------[ cut here ]------------
[ 1384.742890] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1384.751510] Modules linked in: my_sysdig(O)
[ 1384.755697] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1384.762838] Hardware name: ARM Juno development board (r2) (DT)
[ 1384.768762] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1384.773555] pc : skb_release_head_state+0xb4/0xc0
[ 1384.778261] lr : skb_release_all+0x20/0x40
[ 1384.782357] sp : ffffffc0115ebb30
[ 1384.785669] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1384.790983] x27: ffffff894ebe8ee4 x26: 0000000000000000
[ 1384.796298] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1384.801613] x23: 0000000000000001 x22: 00000000000003b3
[ 1384.806928] x21: 0000000000000000 x20: ffffff894ebe8980
[ 1384.812242] x19: ffffff894d506ae0 x18: 0000000000000000
[ 1384.817557] x17: 0000000000000000 x16: 0000000000000000
[ 1384.822871] x15: ffffffffffffffff x14: 6363410a0d332e32
[ 1384.828186] x13: 2f68636e65426568 x12: 63617041203a746e
[ 1384.833501] x11: 6567412d72657355 x10: 0a0d74736f686c61
[ 1384.838816] x9 : 636f6c203a74736f x8 : 480a0d302e312f50
[ 1384.844130] x7 : 545448202f205445 x6 : 000000000000004d
[ 1384.849445] x5 : 000000000000004d x4 : ffffff894d506b08
[ 1384.854759] x3 : 0000000000000018 x2 : ffffff894ebe8a50
[ 1384.860074] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1384.865389] Call trace:
[ 1384.867833] skb_release_head_state+0xb4/0xc0
[ 1384.872190] skb_release_all+0x20/0x40
[ 1384.875939] __kfree_skb+0x20/0x38
[ 1384.879341] tcp_recvmsg+0x718/0x9a0
[ 1384.882917] inet_recvmsg+0x78/0x130
[ 1384.886492] sock_recvmsg+0x58/0x68
[ 1384.889980] __sys_recvfrom+0xbc/0x168
[ 1384.893730] __arm64_sys_recvfrom+0x2c/0x40
[ 1384.897915] el0_svc_common.constprop.0+0x74/0x168
[ 1384.902708] el0_svc_handler+0x80/0xa0
[ 1384.906456] el0_svc+0x8/0xc
[ 1384.909333] ---[ end trace e570bb66f167cb05 ]---
[ 1384.914313] ------------[ cut here ]------------
[ 1384.918942] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1384.927563] Modules linked in: my_sysdig(O)
[ 1384.931751] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1384.938892] Hardware name: ARM Juno development board (r2) (DT)
[ 1384.944816] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1384.949610] pc : skb_release_head_state+0xb4/0xc0
[ 1384.954315] lr : skb_release_all+0x20/0x40
[ 1384.958410] sp : ffffffc0115ebb30
[ 1384.961722] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1384.967037] x27: ffffff894e0c1264 x26: 0000000000000000
[ 1384.972352] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1384.977667] x23: 0000000000000001 x22: 00000000000003b3
[ 1384.982982] x21: 0000000000000000 x20: ffffff894e0c0d00
[ 1384.988297] x19: ffffff896e89a6e0 x18: 0000000000000000
[ 1384.993616] x17: 0000000000000000 x16: 0000000000000000
[ 1384.998931] x15: ffffffffffffffff x14: 7470656363410a0d
[ 1385.004246] x13: 332e322f68636e65 x12: 4265686361704120
[ 1385.009561] x11: 3a746e6567412d72 x10: 6573550a0d74736f
[ 1385.014876] x9 : 686c61636f6c203a x8 : 74736f480a0d302e
[ 1385.020190] x7 : 312f50545448202f x6 : 000000000000004d
[ 1385.025505] x5 : 000000000000004d x4 : ffffff896e89a708
[ 1385.030820] x3 : 0000000000000018 x2 : ffffff894e0c0dd0
[ 1385.036135] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1385.041450] Call trace:
[ 1385.043895] skb_release_head_state+0xb4/0xc0
[ 1385.048252] skb_release_all+0x20/0x40
[ 1385.052000] __kfree_skb+0x20/0x38
[ 1385.055402] tcp_recvmsg+0x718/0x9a0
[ 1385.058978] inet_recvmsg+0x78/0x130
[ 1385.062554] sock_recvmsg+0x58/0x68
[ 1385.066042] __sys_recvfrom+0xbc/0x168
[ 1385.069790] __arm64_sys_recvfrom+0x2c/0x40
[ 1385.073977] el0_svc_common.constprop.0+0x74/0x168
[ 1385.078770] el0_svc_handler+0x80/0xa0
[ 1385.082519] el0_svc+0x8/0xc
[ 1385.085395] ---[ end trace e570bb66f167cb06 ]---
[ 1385.090381] ------------[ cut here ]------------
[ 1385.095011] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1385.103632] Modules linked in: my_sysdig(O)
[ 1385.107820] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1385.114961] Hardware name: ARM Juno development board (r2) (DT)
[ 1385.120885] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1385.125678] pc : skb_release_head_state+0xb4/0xc0
[ 1385.130384] lr : skb_release_all+0x20/0x40
[ 1385.134479] sp : ffffffc0115ebb30
[ 1385.137791] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1385.143106] x27: ffffff894e2638a4 x26: 0000000000000000
[ 1385.148421] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1385.153736] x23: 0000000000000001 x22: 00000000000003b3
[ 1385.159051] x21: 0000000000000000 x20: ffffff894e263340
[ 1385.164365] x19: ffffff894e2354e0 x18: 0000000000000000
[ 1385.169680] x17: 0000000000000000 x16: 0000000000000000
[ 1385.174995] x15: ffffffffffffffff x14: 2a203a7470656363
[ 1385.180309] x13: 410a0d332e322f68 x12: 636e654265686361
[ 1385.185624] x11: 7041203a746e6567 x10: 412d726573550a0d
[ 1385.190939] x9 : 74736f686c61636f x8 : 6c203a74736f480a
[ 1385.196254] x7 : 0d302e312f505454 x6 : 000000000000004d
[ 1385.201568] x5 : 000000000000004d x4 : ffffff894e235508
[ 1385.206883] x3 : 0000000000000018 x2 : ffffff894e263410
[ 1385.212198] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1385.217513] Call trace:
[ 1385.219958] skb_release_head_state+0xb4/0xc0
[ 1385.224315] skb_release_all+0x20/0x40
[ 1385.228064] __kfree_skb+0x20/0x38
[ 1385.231466] tcp_recvmsg+0x718/0x9a0
[ 1385.235042] inet_recvmsg+0x78/0x130
[ 1385.238617] sock_recvmsg+0x58/0x68
[ 1385.242105] __sys_recvfrom+0xbc/0x168
[ 1385.245854] __arm64_sys_recvfrom+0x2c/0x40
[ 1385.250040] el0_svc_common.constprop.0+0x74/0x168
[ 1385.254833] el0_svc_handler+0x80/0xa0
[ 1385.258582] el0_svc+0x8/0xc
[ 1385.261459] ---[ end trace e570bb66f167cb07 ]---
[ 1385.266422] ------------[ cut here ]------------
[ 1385.271051] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1385.279672] Modules linked in: my_sysdig(O)
[ 1385.283858] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1385.291000] Hardware name: ARM Juno development board (r2) (DT)
[ 1385.296923] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1385.301716] pc : skb_release_head_state+0xb4/0xc0
[ 1385.306422] lr : skb_release_all+0x20/0x40
[ 1385.310518] sp : ffffffc0115ebb30
[ 1385.313830] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1385.319145] x27: ffffff894e2d4ae4 x26: 0000000000000000
[ 1385.324459] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1385.329774] x23: 0000000000000001 x22: 00000000000003b3
[ 1385.335089] x21: 0000000000000000 x20: ffffff894e2d4580
[ 1385.340403] x19: ffffff894e3234e0 x18: 0000000000000000
[ 1385.345718] x17: 0000000000000000 x16: 0000000000000000
[ 1385.351033] x15: ffffffffffffffff x14: 0d2a2f2a203a7470
[ 1385.356348] x13: 656363410a0d332e x12: 322f68636e654265
[ 1385.361662] x11: 6863617041203a74 x10: 6e6567412d726573
[ 1385.366977] x9 : 550a0d74736f686c x8 : 61636f6c203a7473
[ 1385.372291] x7 : 6f480a0d302e312f x6 : 000000000000004d
[ 1385.377606] x5 : 000000000000004d x4 : ffffff894e323508
[ 1385.382921] x3 : 0000000000000018 x2 : ffffff894e2d4650
[ 1385.388236] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1385.393551] Call trace:
[ 1385.395995] skb_release_head_state+0xb4/0xc0
[ 1385.400352] skb_release_all+0x20/0x40
[ 1385.404101] __kfree_skb+0x20/0x38
[ 1385.407503] tcp_recvmsg+0x718/0x9a0
[ 1385.411079] inet_recvmsg+0x78/0x130
[ 1385.414655] sock_recvmsg+0x58/0x68
[ 1385.418142] __sys_recvfrom+0xbc/0x168
[ 1385.421891] __arm64_sys_recvfrom+0x2c/0x40
[ 1385.426078] el0_svc_common.constprop.0+0x74/0x168
[ 1385.430871] el0_svc_handler+0x80/0xa0
[ 1385.434619] el0_svc+0x8/0xc
[ 1385.437497] ---[ end trace e570bb66f167cb08 ]---
[ 1385.442491] ------------[ cut here ]------------
[ 1385.447126] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1385.455747] Modules linked in: my_sysdig(O)
[ 1385.459934] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1385.467075] Hardware name: ARM Juno development board (r2) (DT)
[ 1385.472999] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1385.477792] pc : skb_release_head_state+0xb4/0xc0
[ 1385.482498] lr : skb_release_all+0x20/0x40
[ 1385.486594] sp : ffffffc0115ebb30
[ 1385.489906] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1385.495221] x27: ffffff894eac38a4 x26: 0000000000000000
[ 1385.500535] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1385.505850] x23: 0000000000000001 x22: 00000000000003b3
[ 1385.511165] x21: 0000000000000000 x20: ffffff894eac3340
[ 1385.516479] x19: ffffff894e28f4e0 x18: 0000000000000000
[ 1385.521795] x17: 0000000000000000 x16: 0000000000000000
[ 1385.527109] x15: ffffffffffffffff x14: 0a0d0a0d2a2f2a20
[ 1385.532424] x13: 3a7470656363410a x12: 0d332e322f68636e
[ 1385.537738] x11: 6542656863617041 x10: 203a746e6567412d
[ 1385.543053] x9 : 726573550a0d7473 x8 : 6f686c61636f6c20
[ 1385.548368] x7 : 3a74736f480a0d30 x6 : 000000000000004d
[ 1385.553682] x5 : 000000000000004d x4 : ffffff894e28f508
[ 1385.558997] x3 : 0000000000000018 x2 : ffffff894eac3410
[ 1385.564312] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1385.569627] Call trace:
[ 1385.572071] skb_release_head_state+0xb4/0xc0
[ 1385.576428] skb_release_all+0x20/0x40
[ 1385.580177] __kfree_skb+0x20/0x38
[ 1385.583578] tcp_recvmsg+0x718/0x9a0
[ 1385.587154] inet_recvmsg+0x78/0x130
[ 1385.590729] sock_recvmsg+0x58/0x68
[ 1385.594217] __sys_recvfrom+0xbc/0x168
[ 1385.597966] __arm64_sys_recvfrom+0x2c/0x40
[ 1385.602152] el0_svc_common.constprop.0+0x74/0x168
[ 1385.606945] el0_svc_handler+0x80/0xa0
[ 1385.610694] el0_svc+0x8/0xc
[ 1385.613571] ---[ end trace e570bb66f167cb09 ]---
[ 1385.618587] ------------[ cut here ]------------
[ 1385.623218] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1385.631839] Modules linked in: my_sysdig(O)
[ 1385.636026] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1385.643167] Hardware name: ARM Juno development board (r2) (DT)
[ 1385.649091] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1385.653884] pc : skb_release_head_state+0xb4/0xc0
[ 1385.658590] lr : skb_release_all+0x20/0x40
[ 1385.662686] sp : ffffffc0115ebb30
[ 1385.665997] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1385.671313] x27: ffffff894d435964 x26: 0000000000000000
[ 1385.676628] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1385.681942] x23: 0000000000000001 x22: 00000000000003b3
[ 1385.687257] x21: 0000000000000000 x20: ffffff894d435400
[ 1385.692572] x19: ffffff894d5862e0 x18: 0000000000000000
[ 1385.697887] x17: 0000000000000000 x16: 0000000000000000
[ 1385.703202] x15: ffffffffffffffff x14: 63410a0d332e322f
[ 1385.708517] x13: 68636e6542656863 x12: 617041203a746e65
[ 1385.713832] x11: 67412d726573550a x10: 0d74736f686c6163
[ 1385.719147] x9 : 6f6c203a74736f48 x8 : 0a0d302e312f5054
[ 1385.724461] x7 : 5448202f20544547 x6 : 000000000000004d
[ 1385.729776] x5 : 000000000000004d x4 : ffffff894d586308
[ 1385.735090] x3 : 0000000000000018 x2 : ffffff894d4354d0
[ 1385.740405] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1385.745720] Call trace:
[ 1385.748164] skb_release_head_state+0xb4/0xc0
[ 1385.752522] skb_release_all+0x20/0x40
[ 1385.756270] __kfree_skb+0x20/0x38
[ 1385.759672] tcp_recvmsg+0x718/0x9a0
[ 1385.763248] inet_recvmsg+0x78/0x130
[ 1385.766823] sock_recvmsg+0x58/0x68
[ 1385.770311] __sys_recvfrom+0xbc/0x168
[ 1385.774060] __arm64_sys_recvfrom+0x2c/0x40
[ 1385.778246] el0_svc_common.constprop.0+0x74/0x168
[ 1385.783039] el0_svc_handler+0x80/0xa0
[ 1385.786787] el0_svc+0x8/0xc
[ 1385.789664] ---[ end trace e570bb66f167cb0a ]---
[ 1385.794629] ------------[ cut here ]------------
[ 1385.799260] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1385.807880] Modules linked in: my_sysdig(O)
[ 1385.812067] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1385.819209] Hardware name: ARM Juno development board (r2) (DT)
[ 1385.825133] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1385.829925] pc : skb_release_head_state+0xb4/0xc0
[ 1385.834631] lr : skb_release_all+0x20/0x40
[ 1385.838727] sp : ffffffc0115ebb30
[ 1385.842039] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1385.847354] x27: ffffff894e1807e4 x26: 0000000000000000
[ 1385.852669] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1385.857984] x23: 0000000000000001 x22: 00000000000003b3
[ 1385.863299] x21: 0000000000000000 x20: ffffff894e180280
[ 1385.868613] x19: ffffff894d5f24e0 x18: 0000000000000000
[ 1385.873928] x17: 0000000000000000 x16: 0000000000000000
[ 1385.879243] x15: ffffffffffffffff x14: 70656363410a0d33
[ 1385.884558] x13: 2e322f68636e6542 x12: 656863617041203a
[ 1385.889872] x11: 746e6567412d7265 x10: 73550a0d74736f68
[ 1385.895187] x9 : 6c61636f6c203a74 x8 : 736f480a0d302e31
[ 1385.900501] x7 : 2f50545448202f20 x6 : 000000000000004d
[ 1385.905816] x5 : 000000000000004d x4 : ffffff894d5f2508
[ 1385.911131] x3 : 0000000000000018 x2 : ffffff894e180350
[ 1385.916445] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1385.921760] Call trace:
[ 1385.924204] skb_release_head_state+0xb4/0xc0
[ 1385.928562] skb_release_all+0x20/0x40
[ 1385.932310] __kfree_skb+0x20/0x38
[ 1385.935712] tcp_recvmsg+0x718/0x9a0
[ 1385.939288] inet_recvmsg+0x78/0x130
[ 1385.942864] sock_recvmsg+0x58/0x68
[ 1385.946351] __sys_recvfrom+0xbc/0x168
[ 1385.950100] __arm64_sys_recvfrom+0x2c/0x40
[ 1385.954287] el0_svc_common.constprop.0+0x74/0x168
[ 1385.959080] el0_svc_handler+0x80/0xa0
[ 1385.962828] el0_svc+0x8/0xc
[ 1385.965705] ---[ end trace e570bb66f167cb0b ]---
[ 1385.970714] ------------[ cut here ]------------
[ 1385.975342] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1385.983962] Modules linked in: my_sysdig(O)
[ 1385.988149] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1385.995291] Hardware name: ARM Juno development board (r2) (DT)
[ 1386.001215] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1386.006008] pc : skb_release_head_state+0xb4/0xc0
[ 1386.010714] lr : skb_release_all+0x20/0x40
[ 1386.014809] sp : ffffffc0115ebb30
[ 1386.018121] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1386.023436] x27: ffffff894eb4f924 x26: 0000000000000000
[ 1386.028751] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1386.034066] x23: 0000000000000001 x22: 00000000000003b3
[ 1386.039380] x21: 0000000000000000 x20: ffffff894eb4f3c0
[ 1386.044695] x19: ffffff894d524ce0 x18: 0000000000000000
[ 1386.050010] x17: 0000000000000000 x16: 0000000000000000
[ 1386.055324] x15: ffffffffffffffff x14: 203a747065636341
[ 1386.060639] x13: 0a0d332e322f6863 x12: 6e65426568636170
[ 1386.065953] x11: 41203a746e656741 x10: 2d726573550a0d74
[ 1386.071269] x9 : 736f686c61636f6c x8 : 203a74736f480a0d
[ 1386.076583] x7 : 302e312f50545448 x6 : 000000000000004d
[ 1386.081898] x5 : 000000000000004d x4 : ffffff894d524d08
[ 1386.087212] x3 : 0000000000000018 x2 : ffffff894eb4f490
[ 1386.092527] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1386.097842] Call trace:
[ 1386.100286] skb_release_head_state+0xb4/0xc0
[ 1386.104644] skb_release_all+0x20/0x40
[ 1386.108392] __kfree_skb+0x20/0x38
[ 1386.111793] tcp_recvmsg+0x718/0x9a0
[ 1386.115369] inet_recvmsg+0x78/0x130
[ 1386.118945] sock_recvmsg+0x58/0x68
[ 1386.122433] __sys_recvfrom+0xbc/0x168
[ 1386.126182] __arm64_sys_recvfrom+0x2c/0x40
[ 1386.130368] el0_svc_common.constprop.0+0x74/0x168
[ 1386.135161] el0_svc_handler+0x80/0xa0
[ 1386.138909] el0_svc+0x8/0xc
[ 1386.141786] ---[ end trace e570bb66f167cb0c ]---
[ 1386.146758] ------------[ cut here ]------------
[ 1386.151389] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1386.160012] Modules linked in: my_sysdig(O)
[ 1386.164200] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1386.171341] Hardware name: ARM Juno development board (r2) (DT)
[ 1386.177265] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1386.182058] pc : skb_release_head_state+0xb4/0xc0
[ 1386.186764] lr : skb_release_all+0x20/0x40
[ 1386.190859] sp : ffffffc0115ebb30
[ 1386.194171] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1386.199486] x27: ffffff894e1a9a24 x26: 0000000000000000
[ 1386.204801] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1386.210116] x23: 0000000000000001 x22: 00000000000003b3
[ 1386.215431] x21: 0000000000000000 x20: ffffff894e1a94c0
[ 1386.220746] x19: ffffff8973ee74e0 x18: 0000000000000000
[ 1386.226061] x17: 0000000000000000 x16: 0000000000000000
[ 1386.231375] x15: ffffffffffffffff x14: 2a2f2a203a747065
[ 1386.236690] x13: 6363410a0d332e32 x12: 2f68636e65426568
[ 1386.242005] x11: 63617041203a746e x10: 6567412d72657355
[ 1386.247320] x9 : 0a0d74736f686c61 x8 : 636f6c203a74736f
[ 1386.252634] x7 : 480a0d302e312f50 x6 : 000000000000004d
[ 1386.257949] x5 : 000000000000004d x4 : ffffff8973ee7508
[ 1386.263263] x3 : 0000000000000018 x2 : ffffff894e1a9590
[ 1386.268578] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1386.273893] Call trace:
[ 1386.276338] skb_release_head_state+0xb4/0xc0
[ 1386.280696] skb_release_all+0x20/0x40
[ 1386.284444] __kfree_skb+0x20/0x38
[ 1386.287846] tcp_recvmsg+0x718/0x9a0
[ 1386.291422] inet_recvmsg+0x78/0x130
[ 1386.294998] sock_recvmsg+0x58/0x68
[ 1386.298486] __sys_recvfrom+0xbc/0x168
[ 1386.302234] __arm64_sys_recvfrom+0x2c/0x40
[ 1386.306421] el0_svc_common.constprop.0+0x74/0x168
[ 1386.311214] el0_svc_handler+0x80/0xa0
[ 1386.314963] el0_svc+0x8/0xc
[ 1386.317840] ---[ end trace e570bb66f167cb0d ]---
[ 1386.322824] ------------[ cut here ]------------
[ 1386.327455] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1386.336076] Modules linked in: my_sysdig(O)
[ 1386.340263] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1386.347404] Hardware name: ARM Juno development board (r2) (DT)
[ 1386.353328] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1386.358122] pc : skb_release_head_state+0xb4/0xc0
[ 1386.362827] lr : skb_release_all+0x20/0x40
[ 1386.366922] sp : ffffffc0115ebb30
[ 1386.370234] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1386.375549] x27: ffffff894e1fc964 x26: 0000000000000000
[ 1386.380864] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1386.386178] x23: 0000000000000001 x22: 00000000000003b3
[ 1386.391494] x21: 0000000000000000 x20: ffffff894e1fc400
[ 1386.396808] x19: ffffff894d536ee0 x18: 0000000000000000
[ 1386.402123] x17: 0000000000000000 x16: 0000000000000000
[ 1386.407438] x15: ffffffffffffffff x14: 0d0a0d2a2f2a203a
[ 1386.412753] x13: 7470656363410a0d x12: 332e322f68636e65
[ 1386.418068] x11: 4265686361704120 x10: 3a746e6567412d72
[ 1386.423382] x9 : 6573550a0d74736f x8 : 686c61636f6c203a
[ 1386.428697] x7 : 74736f480a0d302e x6 : 000000000000004d
[ 1386.434011] x5 : 000000000000004d x4 : ffffff894d536f08
[ 1386.439326] x3 : 0000000000000018 x2 : ffffff894e1fc4d0
[ 1386.444641] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1386.449955] Call trace:
[ 1386.452399] skb_release_head_state+0xb4/0xc0
[ 1386.456757] skb_release_all+0x20/0x40
[ 1386.460506] __kfree_skb+0x20/0x38
[ 1386.463907] tcp_recvmsg+0x718/0x9a0
[ 1386.467483] inet_recvmsg+0x78/0x130
[ 1386.471058] sock_recvmsg+0x58/0x68
[ 1386.474546] __sys_recvfrom+0xbc/0x168
[ 1386.478295] __arm64_sys_recvfrom+0x2c/0x40
[ 1386.482481] el0_svc_common.constprop.0+0x74/0x168
[ 1386.487275] el0_svc_handler+0x80/0xa0
[ 1386.491023] el0_svc+0x8/0xc
[ 1386.493900] ---[ end trace e570bb66f167cb0e ]---
[ 1386.498878] ------------[ cut here ]------------
[ 1386.503509] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1386.512130] Modules linked in: my_sysdig(O)
[ 1386.516318] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1386.523459] Hardware name: ARM Juno development board (r2) (DT)
[ 1386.529383] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1386.534175] pc : skb_release_head_state+0xb4/0xc0
[ 1386.538881] lr : skb_release_all+0x20/0x40
[ 1386.542976] sp : ffffffc0115ebb30
[ 1386.546289] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1386.551604] x27: ffffff894e13c7e4 x26: 0000000000000000
[ 1386.556919] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1386.562234] x23: 0000000000000001 x22: 00000000000003b3
[ 1386.567549] x21: 0000000000000000 x20: ffffff894e13c280
[ 1386.572864] x19: ffffff894d5ce2e0 x18: 0000000000000000
[ 1386.578178] x17: 0000000000000000 x16: 0000000000000000
[ 1386.583493] x15: ffffffffffffffff x14: ffffff0000000000
[ 1386.588808] x13: ffffffffffffffff x12: 0000000000000028
[ 1386.594123] x11: 0101010101010101 x10: 0000000000001991
[ 1386.599438] x9 : 000000000000004d x8 : 410a0d332e322f68
[ 1386.604752] x7 : 636e654265686361 x6 : 000000000000004d
[ 1386.610067] x5 : 000000000000004d x4 : ffffff894d5ce308
[ 1386.615382] x3 : 0000000000000018 x2 : ffffff894e13c350
[ 1386.620696] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1386.626011] Call trace:
[ 1386.628455] skb_release_head_state+0xb4/0xc0
[ 1386.632813] skb_release_all+0x20/0x40
[ 1386.636561] __kfree_skb+0x20/0x38
[ 1386.639963] tcp_recvmsg+0x718/0x9a0
[ 1386.643539] inet_recvmsg+0x78/0x130
[ 1386.647114] sock_recvmsg+0x58/0x68
[ 1386.650603] __sys_recvfrom+0xbc/0x168
[ 1386.654351] __arm64_sys_recvfrom+0x2c/0x40
[ 1386.658537] el0_svc_common.constprop.0+0x74/0x168
[ 1386.663330] el0_svc_handler+0x80/0xa0
[ 1386.667079] el0_svc+0x8/0xc
[ 1386.669956] ---[ end trace e570bb66f167cb0f ]---
[ 1386.674934] ------------[ cut here ]------------
[ 1386.679564] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1386.688185] Modules linked in: my_sysdig(O)
[ 1386.692372] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1386.699513] Hardware name: ARM Juno development board (r2) (DT)
[ 1386.705436] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1386.710229] pc : skb_release_head_state+0xb4/0xc0
[ 1386.714935] lr : skb_release_all+0x20/0x40
[ 1386.719030] sp : ffffffc0115ebb30
[ 1386.722342] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1386.727657] x27: ffffff894ead6ea4 x26: 0000000000000000
[ 1386.732972] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1386.738286] x23: 0000000000000001 x22: 00000000000003b3
[ 1386.743601] x21: 0000000000000000 x20: ffffff894ead6940
[ 1386.748916] x19: ffffff8971a2fae0 x18: 0000000000000000
[ 1386.754230] x17: 0000000000000000 x16: 0000000000000000
[ 1386.759545] x15: ffffffffffffffff x14: 656363410a0d332e
[ 1386.764860] x13: 322f68636e654265 x12: 6863617041203a74
[ 1386.770174] x11: 6e6567412d726573 x10: 550a0d74736f686c
[ 1386.775489] x9 : 61636f6c203a7473 x8 : 6f480a0d302e312f
[ 1386.780804] x7 : 50545448202f2054 x6 : 000000000000004d
[ 1386.786118] x5 : 000000000000004d x4 : ffffff8971a2fb08
[ 1386.791433] x3 : 0000000000000018 x2 : ffffff894ead6a10
[ 1386.796747] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1386.802062] Call trace:
[ 1386.804506] skb_release_head_state+0xb4/0xc0
[ 1386.808864] skb_release_all+0x20/0x40
[ 1386.812612] __kfree_skb+0x20/0x38
[ 1386.816014] tcp_recvmsg+0x718/0x9a0
[ 1386.819590] inet_recvmsg+0x78/0x130
[ 1386.823166] sock_recvmsg+0x58/0x68
[ 1386.826654] __sys_recvfrom+0xbc/0x168
[ 1386.830403] __arm64_sys_recvfrom+0x2c/0x40
[ 1386.834589] el0_svc_common.constprop.0+0x74/0x168
[ 1386.839382] el0_svc_handler+0x80/0xa0
[ 1386.843130] el0_svc+0x8/0xc
[ 1386.846007] ---[ end trace e570bb66f167cb10 ]---
[ 1386.850989] ------------[ cut here ]------------
[ 1386.855619] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1386.864240] Modules linked in: my_sysdig(O)
[ 1386.868428] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1386.875569] Hardware name: ARM Juno development board (r2) (DT)
[ 1386.881493] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1386.886286] pc : skb_release_head_state+0xb4/0xc0
[ 1386.890992] lr : skb_release_all+0x20/0x40
[ 1386.895087] sp : ffffffc0115ebb30
[ 1386.898399] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1386.903714] x27: ffffff894e0cb3a4 x26: 0000000000000000
[ 1386.909029] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1386.914344] x23: 0000000000000001 x22: 00000000000003b3
[ 1386.919659] x21: 0000000000000000 x20: ffffff894e0cae40
[ 1386.924974] x19: ffffff894e241ee0 x18: 0000000000000000
[ 1386.930288] x17: 0000000000000000 x16: 0000000000000000
[ 1386.935604] x15: ffffffffffffffff x14: 3a7470656363410a
[ 1386.940919] x13: 0d332e322f68636e x12: 6542656863617041
[ 1386.946234] x11: 203a746e6567412d x10: 726573550a0d7473
[ 1386.951548] x9 : 6f686c61636f6c20 x8 : 3a74736f480a0d30
[ 1386.956863] x7 : 2e312f5054544820 x6 : 000000000000004d
[ 1386.962177] x5 : 000000000000004d x4 : ffffff894e241f08
[ 1386.967492] x3 : 0000000000000018 x2 : ffffff894e0caf10
[ 1386.972807] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1386.978122] Call trace:
[ 1386.980566] skb_release_head_state+0xb4/0xc0
[ 1386.984923] skb_release_all+0x20/0x40
[ 1386.988672] __kfree_skb+0x20/0x38
[ 1386.992073] tcp_recvmsg+0x718/0x9a0
[ 1386.995649] inet_recvmsg+0x78/0x130
[ 1386.999224] sock_recvmsg+0x58/0x68
[ 1387.002712] __sys_recvfrom+0xbc/0x168
[ 1387.006461] __arm64_sys_recvfrom+0x2c/0x40
[ 1387.010647] el0_svc_common.constprop.0+0x74/0x168
[ 1387.015440] el0_svc_handler+0x80/0xa0
[ 1387.019188] el0_svc+0x8/0xc
[ 1387.022065] ---[ end trace e570bb66f167cb11 ]---
[ 1387.027023] ------------[ cut here ]------------
[ 1387.031654] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1387.040274] Modules linked in: my_sysdig(O)
[ 1387.044462] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1387.051602] Hardware name: ARM Juno development board (r2) (DT)
[ 1387.057526] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1387.062320] pc : skb_release_head_state+0xb4/0xc0
[ 1387.067026] lr : skb_release_all+0x20/0x40
[ 1387.071121] sp : ffffffc0115ebb30
[ 1387.074433] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1387.079748] x27: ffffff894e1b0864 x26: 0000000000000000
[ 1387.085063] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1387.090378] x23: 0000000000000001 x22: 00000000000003b3
[ 1387.095693] x21: 0000000000000000 x20: ffffff894e1b0300
[ 1387.101008] x19: ffffff894e3d2ce0 x18: 0000000000000000
[ 1387.106323] x17: 0000000000000000 x16: 0000000000000000
[ 1387.111637] x15: ffffffffffffffff x14: 2f2a203a74706563
[ 1387.116952] x13: 63410a0d332e322f x12: 68636e6542656863
[ 1387.122266] x11: 617041203a746e65 x10: 67412d726573550a
[ 1387.127581] x9 : 0d74736f686c6163 x8 : 6f6c203a74736f48
[ 1387.132896] x7 : 0a0d302e312f5054 x6 : 000000000000004d
[ 1387.138210] x5 : 000000000000004d x4 : ffffff894e3d2d08
[ 1387.143525] x3 : 0000000000000018 x2 : ffffff894e1b03d0
[ 1387.148839] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1387.154154] Call trace:
[ 1387.156598] skb_release_head_state+0xb4/0xc0
[ 1387.160956] skb_release_all+0x20/0x40
[ 1387.164705] __kfree_skb+0x20/0x38
[ 1387.168107] tcp_recvmsg+0x718/0x9a0
[ 1387.171683] inet_recvmsg+0x78/0x130
[ 1387.175258] sock_recvmsg+0x58/0x68
[ 1387.178746] __sys_recvfrom+0xbc/0x168
[ 1387.182495] __arm64_sys_recvfrom+0x2c/0x40
[ 1387.186681] el0_svc_common.constprop.0+0x74/0x168
[ 1387.191474] el0_svc_handler+0x80/0xa0
[ 1387.195222] el0_svc+0x8/0xc
[ 1387.198099] ---[ end trace e570bb66f167cb12 ]---
[ 1387.203063] ------------[ cut here ]------------
[ 1387.207695] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1387.216315] Modules linked in: my_sysdig(O)
[ 1387.220503] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1387.227644] Hardware name: ARM Juno development board (r2) (DT)
[ 1387.233568] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1387.238361] pc : skb_release_head_state+0xb4/0xc0
[ 1387.243066] lr : skb_release_all+0x20/0x40
[ 1387.247161] sp : ffffffc0115ebb30
[ 1387.250473] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1387.255788] x27: ffffff894ebb85a4 x26: 0000000000000000
[ 1387.261103] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1387.266418] x23: 0000000000000001 x22: 00000000000003b3
[ 1387.271733] x21: 0000000000000000 x20: ffffff894ebb8040
[ 1387.277048] x19: ffffff894d5988e0 x18: 0000000000000000
[ 1387.282363] x17: 0000000000000000 x16: 0000000000000000
[ 1387.287678] x15: ffffffffffffffff x14: 0a0d2a2f2a203a74
[ 1387.292993] x13: 70656363410a0d33 x12: 2e322f68636e6542
[ 1387.298307] x11: 656863617041203a x10: 746e6567412d7265
[ 1387.303622] x9 : 73550a0d74736f68 x8 : 6c61636f6c203a74
[ 1387.308936] x7 : 736f480a0d302e31 x6 : 000000000000004d
[ 1387.314251] x5 : 000000000000004d x4 : ffffff894d598908
[ 1387.319565] x3 : 0000000000000018 x2 : ffffff894ebb8110
[ 1387.324880] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1387.330195] Call trace:
[ 1387.332639] skb_release_head_state+0xb4/0xc0
[ 1387.336997] skb_release_all+0x20/0x40
[ 1387.340745] __kfree_skb+0x20/0x38
[ 1387.344147] tcp_recvmsg+0x718/0x9a0
[ 1387.347723] inet_recvmsg+0x78/0x130
[ 1387.351298] sock_recvmsg+0x58/0x68
[ 1387.354786] __sys_recvfrom+0xbc/0x168
[ 1387.358535] __arm64_sys_recvfrom+0x2c/0x40
[ 1387.362721] el0_svc_common.constprop.0+0x74/0x168
[ 1387.367514] el0_svc_handler+0x80/0xa0
[ 1387.371263] el0_svc+0x8/0xc
[ 1387.374139] ---[ end trace e570bb66f167cb13 ]---
[ 1387.379134] ------------[ cut here ]------------
[ 1387.383765] WARNING: CPU: 1 PID: 300 at net/core/skbuff.c:651 skb_release_head_state+0xb4/0xc0
[ 1387.392385] Modules linked in: my_sysdig(O)
[ 1387.396572] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1387.403714] Hardware name: ARM Juno development board (r2) (DT)
[ 1387.409638] pstate: 00000005 (nzcv daif -PAN -UAO)
[ 1387.414431] pc : skb_release_head_state+0xb4/0xc0
[ 1387.419137] lr : skb_release_all+0x20/0x40
[ 1387.423232] sp : ffffffc0115ebb30
[ 1387.426544] x29: ffffffc0115ebb30 x28: 000000000000004d
[ 1387.431859] x27: ffffff896e8b1924 x26: 0000000000000000
[ 1387.437174] x25: 0000000000000000 x24: ffffff8976546fc0
[ 1387.442489] x23: 0000000000000001 x22: 00000000000003b3
[ 1387.447803] x21: 0000000000000000 x20: ffffff896e8b13c0
[ 1387.453118] x19: ffffff894d5c5ee0 x18: 0000000000000000
[ 1387.458433] x17: 0000000000000000 x16: 0000000000000000
[ 1387.463747] x15: ffffffffffffffff x14: ffffff0000000000
[ 1387.469062] x13: ffffffffffffffff x12: 0000000000000028
[ 1387.474377] x11: 0101010101010101 x10: 0000000000001b12
[ 1387.479692] x9 : 000000000000004d x8 : 0a0d332e322f6863
[ 1387.485007] x7 : 6e65426568636170 x6 : 000000000000004d
[ 1387.490321] x5 : 000000000000004d x4 : ffffff894d5c5f08
[ 1387.495636] x3 : 0000000000000018 x2 : ffffff896e8b1490
[ 1387.500950] x1 : ffffffc0108bf5b0 x0 : 00000000ffffffff
[ 1387.506265] Call trace:
[ 1387.508709] skb_release_head_state+0xb4/0xc0
[ 1387.513067] skb_release_all+0x20/0x40
[ 1387.516815] __kfree_skb+0x20/0x38
[ 1387.520217] tcp_recvmsg+0x718/0x9a0
[ 1387.523793] inet_recvmsg+0x78/0x130
[ 1387.527368] sock_recvmsg+0x58/0x68
[ 1387.530856] __sys_recvfrom+0xbc/0x168
[ 1387.534605] __arm64_sys_recvfrom+0x2c/0x40
[ 1387.538791] el0_svc_common.constprop.0+0x74/0x168
[ 1387.543585] el0_svc_handler+0x80/0xa0
[ 1387.547333] el0_svc+0x8/0xc
[ 1387.550210] ---[ end trace e570bb66f167cb14 ]---
[ 1387.555163] BUG: scheduling while atomic: nginx/300/0x00000000
[ 1387.561001] Modules linked in: my_sysdig(O)
[ 1387.565189] CPU: 1 PID: 300 Comm: nginx Tainted: G W O 5.4.50 #1
[ 1387.572330] Hardware name: ARM Juno development board (r2) (DT)
[ 1387.578254] Call trace:
[ 1387.580701] dump_backtrace+0x0/0x148
[ 1387.584363] show_stack+0x24/0x30
[ 1387.587679] dump_stack+0xac/0xd0
[ 1387.590994] __schedule_bug+0x74/0x88
[ 1387.594657] __schedule+0x4e8/0x710
[ 1387.598144] schedule+0x48/0xe8
[ 1387.601283] do_notify_resume+0x1e4/0x3c0
[ 1387.605293] work_pending+0x8/0x10