What's soft lockup?
孙世龙 sunshilong
sunshilong369 at gmail.com
Tue Jul 7 01:45:55 UTC 2020
>I guess it's time to post some real log files, instead of excerpts.
>Maybe somebody (much likely not me) could help after getting
>complete and consistent information.
In addition, I found a clue that the stack trace indicates it has some relation
with the can driver(spin_lock is called in can_write).
There are such stack traces once the system is almost totally "hung".
Here is the most related log:
ul 3 10:24:35 yx kernel: [ 1240.166063] watchdog: BUG: soft lockup -
CPU#0 stuck for 22s! [rt_cansend:1837]
...
Jul 3 10:24:35 yx kernel: [ 1240.166257] Call Trace:
Jul 3 10:24:35 yx kernel: [ 1240.166266] _raw_spin_lock+0x20/0x30
Jul 3 10:24:35 yx kernel: [ 1240.166275] can_write+0x6c/0x2c0 [advcan]
Jul 3 10:24:35 yx kernel: [ 1240.166281] ? dequeue_signal+0xae/0x1a0
Jul 3 10:24:35 yx kernel: [ 1240.166286] ? recalc_sigpending+0x1b/0x50
Jul 3 10:24:35 yx kernel: [ 1240.166291] ? __set_task_blocked+0x3c/0xa0
Jul 3 10:24:35 yx kernel: [ 1240.166297] __vfs_write+0x3a/0x190
Jul 3 10:24:35 yx kernel: [ 1240.166303] ? apparmor_file_permission+0x1a/0x20
Jul 3 10:24:35 yx kernel: [ 1240.166307] ? security_file_permission+0x3b/0xc0
Jul 3 10:24:35 yx kernel: [ 1240.166312] vfs_write+0xb8/0x1b0
Jul 3 10:24:35 yx kernel: [ 1240.166316] ksys_write+0x5c/0xe0
Jul 3 10:24:35 yx kernel: [ 1240.166321] __x64_sys_write+0x1a/0x20
Jul 3 10:24:35 yx kernel: [ 1240.166326] do_syscall_64+0x87/0x250
Jul 3 10:24:35 yx kernel: [ 1240.166331]
entry_SYSCALL_64_after_hwframe+0x44/0xa9
Here is the full log:
Jul 3 10:06:16 yx kernel: [ 140.313856] CAN[0][0] RX: FIFO overrun
Jul 3 10:06:59 yx kernel: [ 183.323792] CAN[0][0] RX: FIFO overrun
Jul 3 10:07:42 yx kernel: [ 226.329465] CAN[0][0] RX: FIFO overrun
Jul 3 10:08:24 yx kernel: [ 268.362822] CAN[0][0] RX: FIFO overrun
Jul 3 10:09:07 yx kernel: [ 311.372488] CAN[0][0] RX: FIFO overrun
Jul 3 10:09:50 yx kernel: [ 354.377996] CAN[0][0] RX: FIFO overrun
Jul 3 10:10:32 yx kernel: [ 396.411726] CAN[0][0] RX: FIFO overrun
Jul 3 10:11:15 yx kernel: [ 439.421156] CAN[0][0] RX: FIFO overrun
Jul 3 10:11:58 yx kernel: [ 482.426522] CAN[0][0] RX: FIFO overrun
Jul 3 10:12:40 yx kernel: [ 524.460688] CAN[0][0] RX: FIFO overrun
Jul 3 10:13:23 yx kernel: [ 567.469857] CAN[0][0] RX: FIFO overrun
Jul 3 10:14:06 yx kernel: [ 610.475021] CAN[0][0] RX: FIFO overrun
Jul 3 10:14:48 yx kernel: [ 652.509597] CAN[0][0] RX: FIFO overrun
Jul 3 10:15:31 yx kernel: [ 695.518491] CAN[0][0] RX: FIFO overrun
Jul 3 10:16:14 yx kernel: [ 738.523551] CAN[0][0] RX: FIFO overrun
Jul 3 10:16:55 yx kernel: [ 779.558139] CAN[0][0] RX: FIFO overrun
Jul 3 10:17:38 yx kernel: [ 822.566773] CAN[0][0] RX: FIFO overrun
Jul 3 10:18:21 yx kernel: [ 865.571697] CAN[0][0] RX: FIFO overrun
Jul 3 10:19:03 yx kernel: [ 907.607049] CAN[0][0] RX: FIFO overrun
Jul 3 10:19:46 yx kernel: [ 950.615449] CAN[0][0] RX: FIFO overrun
Jul 3 10:20:29 yx kernel: [ 993.620196] CAN[0][0] RX: FIFO overrun
Jul 3 10:21:11 yx kernel: [ 1035.655974] CAN[0][0] RX: FIFO overrun
Jul 3 10:21:54 yx kernel: [ 1078.664116] CAN[0][0] RX: FIFO overrun
Jul 3 10:22:36 yx kernel: [ 1120.688506] CAN[0][0] RX: FIFO overrun
Jul 3 10:23:31 yx kernel: [ 1176.166058] watchdog: BUG: soft lockup -
CPU#0 stuck for 22s! [rt_cansend:1837]
Jul 3 10:23:31 yx kernel: [ 1176.166066] Modules linked in: bnep
snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic
nls_iso8859_1 snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep
snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi intel_rapl
intel_soc_dts_thermal intel_soc_dts_iosf intel_powerclamp coretemp
kvm_intel snd_seq punit_atom_debug crct10dif_pclmul crc32_pclmul
ghash_clmulni_intel snd_seq_device cryptd intel_cstate snd_timer
hci_uart snd lpc_ich advcan(OE) mei_txe btqca soundcore mei btbcm
btintel bluetooth ecdh_generic rfkill_gpio pwm_lpss_platform mac_hid
pwm_lpss parport_pc ppdev lp parport autofs4 i915 kvmgt vfio_mdev mdev
vfio_iommu_type1 vfio kvm irqbypass drm_kms_helper syscopyarea
sysfillrect sysimgblt fb_sys_fops igb drm dca ahci i2c_algo_bit
libahci video i2c_hid hid
Jul 3 10:23:31 yx kernel: [ 1176.166204] CPU: 0 PID: 1837 Comm:
rt_cansend Tainted: G OE 4.19.84-solve-alc-failure #1
Jul 3 10:23:31 yx kernel: [ 1176.166209] I-pipe domain: Linux
Jul 3 10:23:31 yx kernel: [ 1176.166218] RIP:
0010:queued_spin_lock_slowpath+0xd9/0x1a0
Jul 3 10:23:31 yx kernel: [ 1176.166223] Code: 48 03 34 c5 00 67 37
91 48 89 16 8b 42 08 85 c0 75 09 f3 90 8b 42 08 85 c0 74 f7 48 8b 32
48 85 f6 74 07 0f 0d 0e eb 02 f3 90 <8b> 07 66 85 c0 75 f7 41 89 c0 66
45 31 c0 41 39 c8 0f 84 96 00 00
Jul 3 10:23:31 yx kernel: [ 1176.166226] RSP: 0018:ffffbe6f4c17bd08
EFLAGS: 00000202 ORIG_RAX: 00000000ffffff13
Jul 3 10:23:31 yx kernel: [ 1176.166231] RAX: 0000000000000000 RBX:
0000000000000000 RCX: 0000000000000000
Jul 3 10:23:31 yx kernel: [ 1176.166234] RDX: 0000000000000000 RSI:
0000000000000000 RDI: 0000000000000000
Jul 3 10:23:31 yx kernel: [ 1176.166236] RBP: ffffbe6f4c17bd08 R08:
0000000000000000 R09: 0000000000000000
Jul 3 10:23:31 yx kernel: [ 1176.166239] R10: 0000000000000000 R11:
0000000000000000 R12: 0000000000000000
Jul 3 10:23:31 yx kernel: [ 1176.166241] R13: 0000000000000000 R14:
0000000000000000 R15: 0000000000000000
Jul 3 10:23:31 yx kernel: [ 1176.166244] FS: 00007ff04533c940(0000)
GS:ffff96003ba00000(0000) knlGS:0000000000000000
Jul 3 10:23:31 yx kernel: [ 1176.166247] CS: 0010 DS: 0000 ES: 0000
CR0: 0000000080050033
Jul 3 10:23:31 yx kernel: [ 1176.166250] CR2: 00007f799c003000 CR3:
00000000ab0fe000 CR4: 00000000001006f0
Jul 3 10:23:31 yx kernel: [ 1176.166252] Call Trace:
Jul 3 10:23:31 yx kernel: [ 1176.166261] _raw_spin_lock+0x20/0x30
Jul 3 10:23:31 yx kernel: [ 1176.166270] can_write+0x6c/0x2c0 [advcan]
Jul 3 10:23:31 yx kernel: [ 1176.166276] ? dequeue_signal+0xae/0x1a0
Jul 3 10:23:31 yx kernel: [ 1176.166281] ? recalc_sigpending+0x1b/0x50
Jul 3 10:23:31 yx kernel: [ 1176.166286] ? __set_task_blocked+0x3c/0xa0
Jul 3 10:23:31 yx kernel: [ 1176.166292] __vfs_write+0x3a/0x190
Jul 3 10:23:31 yx kernel: [ 1176.166298] ? apparmor_file_permission+0x1a/0x20
Jul 3 10:23:31 yx kernel: [ 1176.166302] ? security_file_permission+0x3b/0xc0
Jul 3 10:23:31 yx kernel: [ 1176.166307] vfs_write+0xb8/0x1b0
Jul 3 10:23:31 yx kernel: [ 1176.166312] ksys_write+0x5c/0xe0
Jul 3 10:23:31 yx kernel: [ 1176.166316] __x64_sys_write+0x1a/0x20
Jul 3 10:23:31 yx kernel: [ 1176.166321] do_syscall_64+0x87/0x250
Jul 3 10:23:31 yx kernel: [ 1176.166326]
entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jul 3 10:23:31 yx kernel: [ 1176.166330] RIP: 0033:0x7ff04885d4bd
Jul 3 10:23:31 yx kernel: [ 1176.166334] Code: bf 20 00 00 75 10 b8
01 00 00 00 0f 05 48 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 ae fc ff
ff 48 89 04 24 b8 01 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 f7 fc ff
ff 48 89 d0 48 83 c4 08 48 3d 01
Jul 3 10:23:31 yx kernel: [ 1176.166337] RSP: 002b:00007ff04533ba70
EFLAGS: 00000246 ORIG_RAX: 0000000000000001
Jul 3 10:23:31 yx kernel: [ 1176.166342] RAX: ffffffffffffffda RBX:
000000000153ca00 RCX: 00007ff04885d4bd
Jul 3 10:23:31 yx kernel: [ 1176.166344] RDX: 0000000000000001 RSI:
00007ff04533bac0 RDI: 000000000000000e
Jul 3 10:23:31 yx kernel: [ 1176.166347] RBP: 00007ff04533bbb0 R08:
0000000000000000 R09: 0000000000000000
Jul 3 10:23:31 yx kernel: [ 1176.166349] R10: 0000000000000000 R11:
0000000000000246 R12: 00007ff0491783e0
Jul 3 10:23:31 yx kernel: [ 1176.166352] R13: 00007ffc5d6b9b1f R14:
00007ff04533cc00 R15: 00000000004041b0
Jul 3 10:23:32 yx kernel: [ 1176.170065] watchdog: BUG: soft lockup -
CPU#3 stuck for 22s! [rt_cansend:1835]
Jul 3 10:23:32 yx kernel: [ 1176.170075] Modules linked in: bnep
snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic
nls_iso8859_1 snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep
snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi intel_rapl
intel_soc_dts_thermal intel_soc_dts_iosf intel_powerclamp coretemp
kvm_intel snd_seq punit_atom_debug crct10dif_pclmul crc32_pclmul
ghash_clmulni_intel snd_seq_device cryptd intel_cstate snd_timer
hci_uart snd lpc_ich advcan(OE) mei_txe btqca soundcore mei btbcm
btintel bluetooth ecdh_generic rfkill_gpio pwm_lpss_platform mac_hid
pwm_lpss parport_pc ppdev lp parport autofs4 i915 kvmgt vfio_mdev mdev
vfio_iommu_type1 vfio kvm irqbypass drm_kms_helper syscopyarea
sysfillrect sysimgblt fb_sys_fops igb drm dca ahci i2c_algo_bit
libahci video i2c_hid hid
Jul 3 10:23:32 yx kernel: [ 1176.170221] CPU: 3 PID: 1835 Comm:
rt_cansend Tainted: G OEL 4.19.84-bros-slove-alc-failure
#1
Jul 3 10:23:32 yx kernel: [ 1176.170226] I-pipe domain: Linux
Jul 3 10:23:32 yx kernel: [ 1176.170236] RIP:
0010:queued_spin_lock_slowpath+0x13f/0x1a0
Jul 3 10:23:32 yx kernel: [ 1176.170242] Code: 6b ff ff ff eb e4 ba
00 01 00 00 8b 07 30 e4 09 d0 a9 00 01 ff ff 0f 85 fe fe ff ff 85 c0
74 0e 8b 07 84 c0 74 08 f3 90 8b 07 <84> c0 75 f8 b8 01 00 00 00 66 89
07 5d c3 f3 90 48 8b 32 48 85 f6
Jul 3 10:23:32 yx kernel: [ 1176.170245] RSP: 0018:ffffbe6f4c16bd08
EFLAGS: 00000202 ORIG_RAX: 00000000ffffff13
Jul 3 10:23:32 yx kernel: [ 1176.170250] RAX: 0000000000000000 RBX:
0000000000000000 RCX: 0000000000000000
Jul 3 10:23:32 yx kernel: [ 1176.170252] RDX: 0000000000000000 RSI:
0000000000000000 RDI: 0000000000000000
Jul 3 10:23:32 yx kernel: [ 1176.170255] RBP: ffffbe6f4c16bd08 R08:
0000000000000000 R09: 0000000000000000
Jul 3 10:23:32 yx kernel: [ 1176.170257] R10: 0000000000000000 R11:
0000000000000000 R12: 0000000000000000
Jul 3 10:23:32 yx kernel: [ 1176.170259] R13: 0000000000000000 R14:
0000000000000000 R15: 0000000000000000
Jul 3 10:23:32 yx kernel: [ 1176.170263] FS: 00007ff045526940(0000)
GS:ffff96003bb80000(0000) knlGS:0000000000000000
Jul 3 10:23:32 yx kernel: [ 1176.170266] CS: 0010 DS: 0000 ES: 0000
CR0: 0000000080050033
Jul 3 10:23:32 yx kernel: [ 1176.170268] CR2: 000000c8203a5000 CR3:
00000000ab0fe000 CR4: 00000000001006e0
Jul 3 10:23:32 yx kernel: [ 1176.170271] Call Trace:
Jul 3 10:23:32 yx kernel: [ 1176.170282] _raw_spin_lock+0x20/0x30
Jul 3 10:23:32 yx kernel: [ 1176.170292] can_write+0x6c/0x2c0 [advcan]
Jul 3 10:23:32 yx kernel: [ 1176.170298] ? dequeue_signal+0xae/0x1a0
Jul 3 10:23:32 yx kernel: [ 1176.170303] ? recalc_sigpending+0x1b/0x50
Jul 3 10:23:32 yx kernel: [ 1176.170308] ? __set_task_blocked+0x3c/0xa0
Jul 3 10:23:32 yx kernel: [ 1176.170315] __vfs_write+0x3a/0x190
Jul 3 10:23:32 yx kernel: [ 1176.170321] ? apparmor_file_permission+0x1a/0x20
Jul 3 10:23:32 yx kernel: [ 1176.170325] ? security_file_permission+0x3b/0xc0
Jul 3 10:23:32 yx kernel: [ 1176.170330] vfs_write+0xb8/0x1b0
Jul 3 10:23:32 yx kernel: [ 1176.170335] ksys_write+0x5c/0xe0
Jul 3 10:23:32 yx kernel: [ 1176.170339] __x64_sys_write+0x1a/0x20
Jul 3 10:23:32 yx kernel: [ 1176.170345] do_syscall_64+0x87/0x250
Jul 3 10:23:32 yx kernel: [ 1176.170349]
entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jul 3 10:23:32 yx kernel: [ 1176.170354] RIP: 0033:0x7ff04885d4bd
Jul 3 10:23:32 yx kernel: [ 1176.170358] Code: bf 20 00 00 75 10 b8
01 00 00 00 0f 05 48 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 ae fc ff
ff 48 89 04 24 b8 01 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 f7 fc ff
ff 48 89 d0 48 83 c4 08 48 3d 01
Jul 3 10:23:32 yx kernel: [ 1176.170361] RSP: 002b:00007ff045525530
EFLAGS: 00000246 ORIG_RAX: 0000000000000001
Jul 3 10:23:32 yx kernel: [ 1176.170366] RAX: ffffffffffffffda RBX:
000000000000ffdc RCX: 00007ff04885d4bd
Jul 3 10:23:32 yx kernel: [ 1176.170368] RDX: 0000000000000001 RSI:
00007ff045525580 RDI: 000000000000000e
Jul 3 10:23:32 yx kernel: [ 1176.170371] RBP: 00007ff045525670 R08:
0000000000000000 R09: 0000000000000000
Jul 3 10:23:32 yx kernel: [ 1176.170373] R10: 00007ff030000078 R11:
0000000000000246 R12: 00007ff045526878
Jul 3 10:23:32 yx kernel: [ 1176.170379] R13: 00007ff045525be0 R14:
000000000000001c R15: 0000000000000007
Jul 3 10:23:59 yx kernel: [ 1204.166060] watchdog: BUG: soft lockup -
CPU#0 stuck for 22s! [rt_cansend:1837]
Jul 3 10:23:59 yx kernel: [ 1204.166067] Modules linked in: bnep
snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic
nls_iso8859_1 snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep
snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi intel_rapl
intel_soc_dts_thermal intel_soc_dts_iosf intel_powerclamp coretemp
kvm_intel snd_seq punit_atom_debug crct10dif_pclmul crc32_pclmul
ghash_clmulni_intel snd_seq_device cryptd intel_cstate snd_timer
hci_uart snd lpc_ich advcan(OE) mei_txe btqca soundcore mei btbcm
btintel bluetooth ecdh_generic rfkill_gpio pwm_lpss_platform mac_hid
pwm_lpss parport_pc ppdev lp parport autofs4 i915 kvmgt vfio_mdev mdev
vfio_iommu_type1 vfio kvm irqbypass drm_kms_helper syscopyarea
sysfillrect sysimgblt fb_sys_fops igb drm dca ahci i2c_algo_bit
libahci video i2c_hid hid
Jul 3 10:23:59 yx kernel: [ 1204.166207] CPU: 0 PID: 1837 Comm:
rt_cansend Tainted: G OEL 4.19.84-bros-slove-alc-failure
#1
Jul 3 10:23:59 yx kernel: [ 1204.166212] I-pipe domain: Linux
Jul 3 10:23:59 yx kernel: [ 1204.166221] RIP:
0010:queued_spin_lock_slowpath+0xd9/0x1a0
Jul 3 10:23:59 yx kernel: [ 1204.166226] Code: 48 03 34 c5 00 67 37
91 48 89 16 8b 42 08 85 c0 75 09 f3 90 8b 42 08 85 c0 74 f7 48 8b 32
48 85 f6 74 07 0f 0d 0e eb 02 f3 90 <8b> 07 66 85 c0 75 f7 41 89 c0 66
45 31 c0 41 39 c8 0f 84 96 00 00
Jul 3 10:23:59 yx kernel: [ 1204.166228] RSP: 0018:ffffbe6f4c17bd08
EFLAGS: 00000202 ORIG_RAX: 00000000ffffff13
Jul 3 10:23:59 yx kernel: [ 1204.166233] RAX: 0000000000000000 RBX:
0000000000000000 RCX: 0000000000000000
Jul 3 10:23:59 yx kernel: [ 1204.166236] RDX: 0000000000000000 RSI:
0000000000000000 RDI: 0000000000000000
Jul 3 10:23:59 yx kernel: [ 1204.166238] RBP: ffffbe6f4c17bd08 R08:
0000000000000000 R09: 0000000000000000
Jul 3 10:23:59 yx kernel: [ 1204.166240] R10: 0000000000000000 R11:
0000000000000000 R12: 0000000000000000
Jul 3 10:23:59 yx kernel: [ 1204.166243] R13: 0000000000000000 R14:
0000000000000000 R15: 0000000000000000
Jul 3 10:23:59 yx kernel: [ 1204.166246] FS: 00007ff04533c940(0000)
GS:ffff96003ba00000(0000) knlGS:0000000000000000
Jul 3 10:23:59 yx kernel: [ 1204.166249] CS: 0010 DS: 0000 ES: 0000
CR0: 0000000080050033
Jul 3 10:23:59 yx kernel: [ 1204.166251] CR2: 00007f799c003000 CR3:
00000000ab0fe000 CR4: 00000000001006f0
Jul 3 10:23:59 yx kernel: [ 1204.166253] Call Trace:
Jul 3 10:23:59 yx kernel: [ 1204.166263] _raw_spin_lock+0x20/0x30
Jul 3 10:23:59 yx kernel: [ 1204.166272] can_write+0x6c/0x2c0 [advcan]
Jul 3 10:23:59 yx kernel: [ 1204.166277] ? dequeue_signal+0xae/0x1a0
Jul 3 10:23:59 yx kernel: [ 1204.166283] ? recalc_sigpending+0x1b/0x50
Jul 3 10:23:59 yx kernel: [ 1204.166287] ? __set_task_blocked+0x3c/0xa0
Jul 3 10:23:59 yx kernel: [ 1204.166293] __vfs_write+0x3a/0x190
Jul 3 10:23:59 yx kernel: [ 1204.166299] ? apparmor_file_permission+0x1a/0x20
Jul 3 10:23:59 yx kernel: [ 1204.166303] ? security_file_permission+0x3b/0xc0
Jul 3 10:23:59 yx kernel: [ 1204.166308] vfs_write+0xb8/0x1b0
Jul 3 10:23:59 yx kernel: [ 1204.166313] ksys_write+0x5c/0xe0
Jul 3 10:23:59 yx kernel: [ 1204.166318] __x64_sys_write+0x1a/0x20
Jul 3 10:23:59 yx kernel: [ 1204.166322] do_syscall_64+0x87/0x250
Jul 3 10:23:59 yx kernel: [ 1204.166327]
entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jul 3 10:23:59 yx kernel: [ 1204.166331] RIP: 0033:0x7ff04885d4bd
Jul 3 10:23:59 yx kernel: [ 1204.166335] Code: bf 20 00 00 75 10 b8
01 00 00 00 0f 05 48 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 ae fc ff
ff 48 89 04 24 b8 01 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 f7 fc ff
ff 48 89 d0 48 83 c4 08 48 3d 01
Jul 3 10:23:59 yx kernel: [ 1204.166338] RSP: 002b:00007ff04533ba70
EFLAGS: 00000246 ORIG_RAX: 0000000000000001
Jul 3 10:23:59 yx kernel: [ 1204.166343] RAX: ffffffffffffffda RBX:
000000000153ca00 RCX: 00007ff04885d4bd
Jul 3 10:23:59 yx kernel: [ 1204.166345] RDX: 0000000000000001 RSI:
00007ff04533bac0 RDI: 000000000000000e
Jul 3 10:23:59 yx kernel: [ 1204.166347] RBP: 00007ff04533bbb0 R08:
0000000000000000 R09: 0000000000000000
Jul 3 10:23:59 yx kernel: [ 1204.166350] R10: 0000000000000000 R11:
0000000000000246 R12: 00007ff0491783e0
Jul 3 10:23:59 yx kernel: [ 1204.166352] R13: 00007ffc5d6b9b1f R14:
00007ff04533cc00 R15: 00000000004041b0
Jul 3 10:24:00 yx kernel: [ 1204.170062] watchdog: BUG: soft lockup -
CPU#3 stuck for 22s! [rt_cansend:1835]
Jul 3 10:24:00 yx kernel: [ 1204.170070] Modules linked in: bnep
snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic
nls_iso8859_1 snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep
snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi intel_rapl
intel_soc_dts_thermal intel_soc_dts_iosf intel_powerclamp coretemp
kvm_intel snd_seq punit_atom_debug crct10dif_pclmul crc32_pclmul
ghash_clmulni_intel snd_seq_device cryptd intel_cstate snd_timer
hci_uart snd lpc_ich advcan(OE) mei_txe btqca soundcore mei btbcm
btintel bluetooth ecdh_generic rfkill_gpio pwm_lpss_platform mac_hid
pwm_lpss parport_pc ppdev lp parport autofs4 i915 kvmgt vfio_mdev mdev
vfio_iommu_type1 vfio kvm irqbypass drm_kms_helper syscopyarea
sysfillrect sysimgblt fb_sys_fops igb drm dca ahci i2c_algo_bit
libahci video i2c_hid hid
Jul 3 10:24:00 yx kernel: [ 1204.170209] CPU: 3 PID: 1835 Comm:
rt_cansend Tainted: G OEL 4.19.84-bros-slove-alc-failure
#1
Jul 3 10:24:00 yx kernel: [ 1204.170214] I-pipe domain: Linux
Jul 3 10:24:00 yx kernel: [ 1204.170223] RIP:
0010:queued_spin_lock_slowpath+0x13f/0x1a0
Jul 3 10:24:00 yx kernel: [ 1204.170228] Code: 6b ff ff ff eb e4 ba
00 01 00 00 8b 07 30 e4 09 d0 a9 00 01 ff ff 0f 85 fe fe ff ff 85 c0
74 0e 8b 07 84 c0 74 08 f3 90 8b 07 <84> c0 75 f8 b8 01 00 00 00 66 89
07 5d c3 f3 90 48 8b 32 48 85 f6
Jul 3 10:24:00 yx kernel: [ 1204.170231] RSP: 0018:ffffbe6f4c16bd08
EFLAGS: 00000202 ORIG_RAX: 00000000ffffff13
Jul 3 10:24:00 yx kernel: [ 1204.170236] RAX: 0000000000000000 RBX:
0000000000000000 RCX: 0000000000000000
Jul 3 10:24:00 yx kernel: [ 1204.170238] RDX: 0000000000000000 RSI:
0000000000000000 RDI: 0000000000000000
Jul 3 10:24:00 yx kernel: [ 1204.170241] RBP: ffffbe6f4c16bd08 R08:
0000000000000000 R09: 0000000000000000
Jul 3 10:24:00 yx kernel: [ 1204.170243] R10: 0000000000000000 R11:
0000000000000000 R12: 0000000000000000
Jul 3 10:24:00 yx kernel: [ 1204.170245] R13: 0000000000000000 R14:
0000000000000000 R15: 0000000000000000
Jul 3 10:24:00 yx kernel: [ 1204.170249] FS: 00007ff045526940(0000)
GS:ffff96003bb80000(0000) knlGS:0000000000000000
Jul 3 10:24:00 yx kernel: [ 1204.170251] CS: 0010 DS: 0000 ES: 0000
CR0: 0000000080050033
Jul 3 10:24:00 yx kernel: [ 1204.170254] CR2: 000000c8203a5000 CR3:
00000000ab0fe000 CR4: 00000000001006e0
Jul 3 10:24:00 yx kernel: [ 1204.170256] Call Trace:
Jul 3 10:24:00 yx kernel: [ 1204.170265] _raw_spin_lock+0x20/0x30
Jul 3 10:24:00 yx kernel: [ 1204.170274] can_write+0x6c/0x2c0 [advcan]
Jul 3 10:24:00 yx kernel: [ 1204.170280] ? dequeue_signal+0xae/0x1a0
Jul 3 10:24:00 yx kernel: [ 1204.170285] ? recalc_sigpending+0x1b/0x50
Jul 3 10:24:00 yx kernel: [ 1204.170290] ? __set_task_blocked+0x3c/0xa0
Jul 3 10:24:00 yx kernel: [ 1204.170296] __vfs_write+0x3a/0x190
Jul 3 10:24:00 yx kernel: [ 1204.170302] ? apparmor_file_permission+0x1a/0x20
Jul 3 10:24:00 yx kernel: [ 1204.170306] ? security_file_permission+0x3b/0xc0
Jul 3 10:24:00 yx kernel: [ 1204.170311] vfs_write+0xb8/0x1b0
Jul 3 10:24:00 yx kernel: [ 1204.170316] ksys_write+0x5c/0xe0
Jul 3 10:24:00 yx kernel: [ 1204.170320] __x64_sys_write+0x1a/0x20
Jul 3 10:24:00 yx kernel: [ 1204.170325] do_syscall_64+0x87/0x250
Jul 3 10:24:00 yx kernel: [ 1204.170330]
entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jul 3 10:24:00 yx kernel: [ 1204.170334] RIP: 0033:0x7ff04885d4bd
Jul 3 10:24:00 yx kernel: [ 1204.170338] Code: bf 20 00 00 75 10 b8
01 00 00 00 0f 05 48 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 ae fc ff
ff 48 89 04 24 b8 01 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 f7 fc ff
ff 48 89 d0 48 83 c4 08 48 3d 01
Jul 3 10:24:00 yx kernel: [ 1204.170341] RSP: 002b:00007ff045525530
EFLAGS: 00000246 ORIG_RAX: 0000000000000001
Jul 3 10:24:00 yx kernel: [ 1204.170346] RAX: ffffffffffffffda RBX:
000000000000ffdc RCX: 00007ff04885d4bd
Jul 3 10:24:00 yx kernel: [ 1204.170348] RDX: 0000000000000001 RSI:
00007ff045525580 RDI: 000000000000000e
Jul 3 10:24:00 yx kernel: [ 1204.170350] RBP: 00007ff045525670 R08:
0000000000000000 R09: 0000000000000000
Jul 3 10:24:00 yx kernel: [ 1204.170353] R10: 00007ff030000078 R11:
0000000000000246 R12: 00007ff045526878
Jul 3 10:24:00 yx kernel: [ 1204.170355] R13: 00007ff045525be0 R14:
000000000000001c R15: 0000000000000007
Jul 3 10:24:08 yx kernel: [ 1212.410060] rcu: INFO: rcu_sched
self-detected stall on CPU
Jul 3 10:24:08 yx kernel: [ 1212.410075] rcu: 0-....: (14999 ticks
this GP) idle=8de/1/0x4000000000000002 softirq=15317/15317 fqs=7496
Jul 3 10:24:08 yx kernel: [ 1212.410079] rcu: (t=15000 jiffies g=17909 q=591)
Jul 3 10:24:08 yx kernel: [ 1212.410087] NMI backtrace for cpu 0
Jul 3 10:24:08 yx kernel: [ 1212.410092] CPU: 0 PID: 1837 Comm:
rt_cansend Tainted: G OEL 4.19.84-bros-slove-alc-failure
#1
Jul 3 10:24:08 yx kernel: [ 1212.410096] I-pipe domain: Linux
Jul 3 10:24:08 yx kernel: [ 1212.410099] Call Trace:
Jul 3 10:24:08 yx kernel: [ 1212.410103] <IRQ>
Jul 3 10:24:08 yx kernel: [ 1212.410113] dump_stack+0x9e/0xc8
Jul 3 10:24:08 yx kernel: [ 1212.410118] nmi_cpu_backtrace+0x95/0xa0
Jul 3 10:24:08 yx kernel: [ 1212.410123] ? lapic_can_unplug_cpu+0xb0/0xb0
Jul 3 10:24:08 yx kernel: [ 1212.410128]
nmi_trigger_cpumask_backtrace+0x90/0xd0
Jul 3 10:24:08 yx kernel: [ 1212.410132]
arch_trigger_cpumask_backtrace+0x19/0x20
Jul 3 10:24:08 yx kernel: [ 1212.410137] rcu_dump_cpu_stacks+0x94/0xc8
Jul 3 10:24:08 yx kernel: [ 1212.410141] rcu_check_callbacks+0x707/0x870
Jul 3 10:24:08 yx kernel: [ 1212.410148] ? tick_sched_do_timer+0x60/0x60
Jul 3 10:24:08 yx kernel: [ 1212.410152] update_process_times+0x3d/0x70
Jul 3 10:24:08 yx kernel: [ 1212.410157] tick_sched_handle+0x29/0x60
Jul 3 10:24:08 yx kernel: [ 1212.410161] tick_sched_timer+0x3c/0x80
Jul 3 10:24:08 yx kernel: [ 1212.410166] __hrtimer_run_queues+0x106/0x270
Jul 3 10:24:08 yx kernel: [ 1212.410171] hrtimer_interrupt+0x116/0x240
Jul 3 10:24:08 yx kernel: [ 1212.410177] smp_apic_timer_interrupt+0x59/0x130
Jul 3 10:24:08 yx kernel: [ 1212.410182] ?
smp_call_function_single_interrupt+0xd0/0xd0
Jul 3 10:24:08 yx kernel: [ 1212.410186] __ipipe_do_IRQ+0x31/0x40
Jul 3 10:24:08 yx kernel: [ 1212.410192] __ipipe_do_sync_stage+0x173/0x180
Jul 3 10:24:08 yx kernel: [ 1212.410196] __ipipe_do_sync_pipeline+0x9b/0xa0
Jul 3 10:24:08 yx kernel: [ 1212.410201] dispatch_irq_head+0xe6/0x110
Jul 3 10:24:08 yx kernel: [ 1212.410205] __ipipe_dispatch_irq+0xd9/0x1c0
Jul 3 10:24:08 yx kernel: [ 1212.410210] __ipipe_handle_irq+0x86/0x1e0
Jul 3 10:24:08 yx kernel: [ 1212.410215] apic_timer_interrupt+0x12/0x40
Jul 3 10:24:08 yx kernel: [ 1212.410218] </IRQ>
Jul 3 10:24:08 yx kernel: [ 1212.410223] RIP:
0010:queued_spin_lock_slowpath+0xd9/0x1a0
Jul 3 10:24:08 yx kernel: [ 1212.410228] Code: 48 03 34 c5 00 67 37
91 48 89 16 8b 42 08 85 c0 75 09 f3 90 8b 42 08 85 c0 74 f7 48 8b 32
48 85 f6 74 07 0f 0d 0e eb 02 f3 90 <8b> 07 66 85 c0 75 f7 41 89 c0 66
45 31 c0 41 39 c8 0f 84 96 00 00
Jul 3 10:24:08 yx kernel: [ 1212.410231] RSP: 0018:ffffbe6f4c17bd08
EFLAGS: 00000202 ORIG_RAX: ffffffffffffff13
Jul 3 10:24:08 yx kernel: [ 1212.410236] RAX: 0000000000040101 RBX:
0000000000000001 RCX: 0000000000040000
Jul 3 10:24:08 yx kernel: [ 1212.410238] RDX: ffff96003ba350c0 RSI:
0000000000000000 RDI: ffffffffc069cc20
Jul 3 10:24:08 yx kernel: [ 1212.410241] RBP: ffffbe6f4c17bd08 R08:
00007ff04533bac1 R09: ffff96001e06ac68
Jul 3 10:24:08 yx kernel: [ 1212.410243] R10: ffff95ff34a27f38 R11:
0000000000000000 R12: 0000000000000000
Jul 3 10:24:08 yx kernel: [ 1212.410246] R13: 00007ff04533bac0 R14:
ffff95ff34a27f00 R15: 00007ff04533bac0
Jul 3 10:24:08 yx kernel: [ 1212.410255] _raw_spin_lock+0x20/0x30
Jul 3 10:24:08 yx kernel: [ 1212.410262] can_write+0x6c/0x2c0 [advcan]
Jul 3 10:24:08 yx kernel: [ 1212.410267] ? dequeue_signal+0xae/0x1a0
Jul 3 10:24:08 yx kernel: [ 1212.410273] ? recalc_sigpending+0x1b/0x50
Jul 3 10:24:08 yx kernel: [ 1212.410277] ? __set_task_blocked+0x3c/0xa0
Jul 3 10:24:08 yx kernel: [ 1212.410283] __vfs_write+0x3a/0x190
Jul 3 10:24:08 yx kernel: [ 1212.410289] ? apparmor_file_permission+0x1a/0x20
Jul 3 10:24:08 yx kernel: [ 1212.410293] ? security_file_permission+0x3b/0xc0
Jul 3 10:24:08 yx kernel: [ 1212.410298] vfs_write+0xb8/0x1b0
Jul 3 10:24:08 yx kernel: [ 1212.410302] ksys_write+0x5c/0xe0
Jul 3 10:24:08 yx kernel: [ 1212.410307] __x64_sys_write+0x1a/0x20
Jul 3 10:24:08 yx kernel: [ 1212.410312] do_syscall_64+0x87/0x250
Jul 3 10:24:08 yx kernel: [ 1212.410317]
entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jul 3 10:24:08 yx kernel: [ 1212.410321] RIP: 0033:0x7ff04885d4bd
Jul 3 10:24:08 yx kernel: [ 1212.410325] Code: bf 20 00 00 75 10 b8
01 00 00 00 0f 05 48 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 ae fc ff
ff 48 89 04 24 b8 01 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 f7 fc ff
ff 48 89 d0 48 83 c4 08 48 3d 01
Jul 3 10:24:08 yx kernel: [ 1212.410327] RSP: 002b:00007ff04533ba70
EFLAGS: 00000246 ORIG_RAX: 0000000000000001
Jul 3 10:24:08 yx kernel: [ 1212.410332] RAX: ffffffffffffffda RBX:
000000000153ca00 RCX: 00007ff04885d4bd
Jul 3 10:24:08 yx kernel: [ 1212.410334] RDX: 0000000000000001 RSI:
00007ff04533bac0 RDI: 000000000000000e
Jul 3 10:24:08 yx kernel: [ 1212.410337] RBP: 00007ff04533bbb0 R08:
0000000000000000 R09: 0000000000000000
Jul 3 10:24:08 yx kernel: [ 1212.410339] R10: 0000000000000000 R11:
0000000000000246 R12: 00007ff0491783e0
Jul 3 10:24:08 yx kernel: [ 1212.410342] R13: 00007ffc5d6b9b1f R14:
00007ff04533cc00 R15: 00000000004041b0
Jul 3 10:24:08 yx kernel: [ 1212.410351] Sending NMI from CPU 0 to CPUs 3:
Jul 3 10:24:08 yx kernel: [ 1212.414061] NMI backtrace for cpu 3
Jul 3 10:24:08 yx kernel: [ 1212.414064] CPU: 3 PID: 1835 Comm:
rt_cansend Tainted: G OEL 4.19.84-bros-slove-alc-failure
#1
Jul 3 10:24:08 yx kernel: [ 1212.414068] I-pipe domain: Linux
Jul 3 10:24:08 yx kernel: [ 1212.414070] RIP:
0010:queued_spin_lock_slowpath+0x13f/0x1a0
Jul 3 10:24:08 yx kernel: [ 1212.414073] Code: 6b ff ff ff eb e4 ba
00 01 00 00 8b 07 30 e4 09 d0 a9 00 01 ff ff 0f 85 fe fe ff ff 85 c0
74 0e 8b 07 84 c0 74 08 f3 90 8b 07 <84> c0 75 f8 b8 01 00 00 00 66 89
07 5d c3 f3 90 48 8b 32 48 85 f6
Jul 3 10:24:08 yx kernel: [ 1212.414075] RSP: 0018:ffffbe6f4c16bd08
EFLAGS: 00000202
Jul 3 10:24:08 yx kernel: [ 1212.414078] RAX: 0000000000040101 RBX:
0000000000000001 RCX: ffffbe6f4c16bec8
Jul 3 10:24:08 yx kernel: [ 1212.414080] RDX: 0000000000000000 RSI:
0000000000000000 RDI: ffffffffc069cc20
Jul 3 10:24:08 yx kernel: [ 1212.414082] RBP: ffffbe6f4c16bd08 R08:
00007ff045525581 R09: ffff96001e06ac68
Jul 3 10:24:08 yx kernel: [ 1212.414084] R10: ffff95ff34a27f38 R11:
0000000000000000 R12: 0000000000000000
Jul 3 10:24:08 yx kernel: [ 1212.414086] R13: 00007ff045525580 R14:
ffff95ff34a27f00 R15: 00007ff045525580
Jul 3 10:24:08 yx kernel: [ 1212.414088] FS: 00007ff045526940(0000)
GS:ffff96003bb80000(0000) knlGS:0000000000000000
Jul 3 10:24:08 yx kernel: [ 1212.414090] CS: 0010 DS: 0000 ES: 0000
CR0: 0000000080050033
Jul 3 10:24:08 yx kernel: [ 1212.414092] CR2: 000000c8203a5000 CR3:
00000000ab0fe000 CR4: 00000000001006e0
Jul 3 10:24:08 yx kernel: [ 1212.414093] Call Trace:
Jul 3 10:24:08 yx kernel: [ 1212.414095] _raw_spin_lock+0x20/0x30
Jul 3 10:24:08 yx kernel: [ 1212.414097] can_write+0x6c/0x2c0 [advcan]
Jul 3 10:24:08 yx kernel: [ 1212.414099] ? dequeue_signal+0xae/0x1a0
Jul 3 10:24:08 yx kernel: [ 1212.414100] ? recalc_sigpending+0x1b/0x50
Jul 3 10:24:08 yx kernel: [ 1212.414102] ? __set_task_blocked+0x3c/0xa0
Jul 3 10:24:08 yx kernel: [ 1212.414104] __vfs_write+0x3a/0x190
Jul 3 10:24:08 yx kernel: [ 1212.414106] ? apparmor_file_permission+0x1a/0x20
Jul 3 10:24:08 yx kernel: [ 1212.414107] ? security_file_permission+0x3b/0xc0
Jul 3 10:24:08 yx kernel: [ 1212.414109] vfs_write+0xb8/0x1b0
Jul 3 10:24:08 yx kernel: [ 1212.414111] ksys_write+0x5c/0xe0
Jul 3 10:24:08 yx kernel: [ 1212.414113] __x64_sys_write+0x1a/0x20
Jul 3 10:24:08 yx kernel: [ 1212.414114] do_syscall_64+0x87/0x250
Jul 3 10:24:08 yx kernel: [ 1212.414116]
entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jul 3 10:24:08 yx kernel: [ 1212.414118] RIP: 0033:0x7ff04885d4bd
Jul 3 10:24:08 yx kernel: [ 1212.414120] Code: bf 20 00 00 75 10 b8
01 00 00 00 0f 05 48 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 ae fc ff
ff 48 89 04 24 b8 01 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 f7 fc ff
ff 48 89 d0 48 83 c4 08 48 3d 01
Jul 3 10:24:08 yx kernel: [ 1212.414122] RSP: 002b:00007ff045525530
EFLAGS: 00000246 ORIG_RAX: 0000000000000001
Jul 3 10:24:08 yx kernel: [ 1212.414126] RAX: ffffffffffffffda RBX:
000000000000ffdc RCX: 00007ff04885d4bd
Jul 3 10:24:08 yx kernel: [ 1212.414128] RDX: 0000000000000001 RSI:
00007ff045525580 RDI: 000000000000000e
Jul 3 10:24:08 yx kernel: [ 1212.414130] RBP: 00007ff045525670 R08:
0000000000000000 R09: 0000000000000000
Jul 3 10:24:08 yx kernel: [ 1212.414132] R10: 00007ff030000078 R11:
0000000000000246 R12: 00007ff045526878
Jul 3 10:24:08 yx kernel: [ 1212.414134] R13: 00007ff045525be0 R14:
000000000000001c R15: 0000000000000007
Jul 3 10:24:35 yx kernel: [ 1240.166063] watchdog: BUG: soft lockup -
CPU#0 stuck for 22s! [rt_cansend:1837]
Jul 3 10:24:35 yx kernel: [ 1240.166071] Modules linked in: bnep
snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic
nls_iso8859_1 snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep
snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi intel_rapl
intel_soc_dts_thermal intel_soc_dts_iosf intel_powerclamp coretemp
kvm_intel snd_seq punit_atom_debug crct10dif_pclmul crc32_pclmul
ghash_clmulni_intel snd_seq_device cryptd intel_cstate snd_timer
hci_uart snd lpc_ich advcan(OE) mei_txe btqca soundcore mei btbcm
btintel bluetooth ecdh_generic rfkill_gpio pwm_lpss_platform mac_hid
pwm_lpss parport_pc ppdev lp parport autofs4 i915 kvmgt vfio_mdev mdev
vfio_iommu_type1 vfio kvm irqbypass drm_kms_helper syscopyarea
sysfillrect sysimgblt fb_sys_fops igb drm dca ahci i2c_algo_bit
libahci video i2c_hid hid
Jul 3 10:24:35 yx kernel: [ 1240.166211] CPU: 0 PID: 1837 Comm:
rt_cansend Tainted: G OEL 4.19.84-bros-slove-alc-failure
#1
Jul 3 10:24:35 yx kernel: [ 1240.166215] I-pipe domain: Linux
Jul 3 10:24:35 yx kernel: [ 1240.166224] RIP:
0010:queued_spin_lock_slowpath+0xd9/0x1a0
Jul 3 10:24:35 yx kernel: [ 1240.166229] Code: 48 03 34 c5 00 67 37
91 48 89 16 8b 42 08 85 c0 75 09 f3 90 8b 42 08 85 c0 74 f7 48 8b 32
48 85 f6 74 07 0f 0d 0e eb 02 f3 90 <8b> 07 66 85 c0 75 f7 41 89 c0 66
45 31 c0 41 39 c8 0f 84 96 00 00
Jul 3 10:24:35 yx kernel: [ 1240.166232] RSP: 0018:ffffbe6f4c17bd08
EFLAGS: 00000202 ORIG_RAX: 00000000ffffff13
Jul 3 10:24:35 yx kernel: [ 1240.166237] RAX: 0000000000000000 RBX:
0000000000000000 RCX: 0000000000000000
Jul 3 10:24:35 yx kernel: [ 1240.166239] RDX: 0000000000000000 RSI:
0000000000000000 RDI: 0000000000000000
Jul 3 10:24:35 yx kernel: [ 1240.166242] RBP: ffffbe6f4c17bd08 R08:
0000000000000000 R09: 0000000000000000
Jul 3 10:24:35 yx kernel: [ 1240.166244] R10: 0000000000000000 R11:
0000000000000000 R12: 0000000000000000
Jul 3 10:24:35 yx kernel: [ 1240.166246] R13: 0000000000000000 R14:
0000000000000000 R15: 0000000000000000
Jul 3 10:24:35 yx kernel: [ 1240.166250] FS: 00007ff04533c940(0000)
GS:ffff96003ba00000(0000) knlGS:0000000000000000
Jul 3 10:24:35 yx kernel: [ 1240.166252] CS: 0010 DS: 0000 ES: 0000
CR0: 0000000080050033
Jul 3 10:24:35 yx kernel: [ 1240.166255] CR2: 00007f799c003000 CR3:
00000000ab0fe000 CR4: 00000000001006f0
Jul 3 10:24:35 yx kernel: [ 1240.166257] Call Trace:
Jul 3 10:24:35 yx kernel: [ 1240.166266] _raw_spin_lock+0x20/0x30
Jul 3 10:24:35 yx kernel: [ 1240.166275] can_write+0x6c/0x2c0 [advcan]
Jul 3 10:24:35 yx kernel: [ 1240.166281] ? dequeue_signal+0xae/0x1a0
Jul 3 10:24:35 yx kernel: [ 1240.166286] ? recalc_sigpending+0x1b/0x50
Jul 3 10:24:35 yx kernel: [ 1240.166291] ? __set_task_blocked+0x3c/0xa0
Jul 3 10:24:35 yx kernel: [ 1240.166297] __vfs_write+0x3a/0x190
Jul 3 10:24:35 yx kernel: [ 1240.166303] ? apparmor_file_permission+0x1a/0x20
Jul 3 10:24:35 yx kernel: [ 1240.166307] ? security_file_permission+0x3b/0xc0
Jul 3 10:24:35 yx kernel: [ 1240.166312] vfs_write+0xb8/0x1b0
Jul 3 10:24:35 yx kernel: [ 1240.166316] ksys_write+0x5c/0xe0
Jul 3 10:24:35 yx kernel: [ 1240.166321] __x64_sys_write+0x1a/0x20
Jul 3 10:24:35 yx kernel: [ 1240.166326] do_syscall_64+0x87/0x250
Jul 3 10:24:35 yx kernel: [ 1240.166331]
entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jul 3 10:24:35 yx kernel: [ 1240.166335] RIP: 0033:0x7ff04885d4bd
Jul 3 10:24:35 yx kernel: [ 1240.166339] Code: bf 20 00 00 75 10 b8
01 00 00 00 0f 05 48 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 ae fc ff
ff 48 89 04 24 b8 01 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 f7 fc ff
ff 48 89 d0 48 83 c4 08 48 3d 01
Jul 3 10:24:35 yx kernel: [ 1240.166342] RSP: 002b:00007ff04533ba70
EFLAGS: 00000246 ORIG_RAX: 0000000000000001
Jul 3 10:24:35 yx kernel: [ 1240.166346] RAX: ffffffffffffffda RBX:
000000000153ca00 RCX: 00007ff04885d4bd
Jul 3 10:24:35 yx kernel: [ 1240.166349] RDX: 0000000000000001 RSI:
00007ff04533bac0 RDI: 000000000000000e
Jul 3 10:24:35 yx kernel: [ 1240.166351] RBP: 00007ff04533bbb0 R08:
0000000000000000 R09: 0000000000000000
Jul 3 10:24:35 yx kernel: [ 1240.166354] R10: 0000000000000000 R11:
0000000000000246 R12: 00007ff0491783e0
Jul 3 10:24:35 yx kernel: [ 1240.166356] R13: 00007ffc5d6b9b1f R14:
00007ff04533cc00 R15: 00000000004041b0
Jul 3 10:24:36 yx kernel: [ 1240.170065] watchdog: BUG: soft lockup -
CPU#3 stuck for 22s! [rt_cansend:1835]
Jul 3 10:24:36 yx kernel: [ 1240.170073] Modules linked in: bnep
snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic
nls_iso8859_1 snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep
snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi intel_rapl
intel_soc_dts_thermal intel_soc_dts_iosf intel_powerclamp coretemp
kvm_intel snd_seq punit_atom_debug crct10dif_pclmul crc32_pclmul
ghash_clmulni_intel snd_seq_device cryptd intel_cstate snd_timer
hci_uart snd lpc_ich advcan(OE) mei_txe btqca soundcore mei btbcm
btintel bluetooth ecdh_generic rfkill_gpio pwm_lpss_platform mac_hid
pwm_lpss parport_pc ppdev lp parport autofs4 i915 kvmgt vfio_mdev mdev
vfio_iommu_type1 vfio kvm irqbypass drm_kms_helper syscopyarea
sysfillrect sysimgblt fb_sys_fops igb drm dca ahci i2c_algo_bit
libahci video i2c_hid hid
Jul 3 10:24:36 yx kernel: [ 1240.170212] CPU: 3 PID: 1835 Comm:
rt_cansend Tainted: G OEL 4.19.84-bros-slove-alc-failure
#1
Jul 3 10:24:36 yx kernel: [ 1240.170218] I-pipe domain: Linux
Jul 3 10:24:36 yx kernel: [ 1240.170226] RIP:
0010:queued_spin_lock_slowpath+0x13f/0x1a0
Jul 3 10:24:36 yx kernel: [ 1240.170231] Code: 6b ff ff ff eb e4 ba
00 01 00 00 8b 07 30 e4 09 d0 a9 00 01 ff ff 0f 85 fe fe ff ff 85 c0
74 0e 8b 07 84 c0 74 08 f3 90 8b 07 <84> c0 75 f8 b8 01 00 00 00 66 89
07 5d c3 f3 90 48 8b 32 48 85 f6
Jul 3 10:24:36 yx kernel: [ 1240.170234] RSP: 0018:ffffbe6f4c16bd08
EFLAGS: 00000202 ORIG_RAX: 00000000ffffff13
Jul 3 10:24:36 yx kernel: [ 1240.170239] RAX: 0000000000000000 RBX:
0000000000000000 RCX: 0000000000000000
Jul 3 10:24:36 yx kernel: [ 1240.170241] RDX: 0000000000000000 RSI:
0000000000000000 RDI: 0000000000000000
Jul 3 10:24:36 yx kernel: [ 1240.170243] RBP: ffffbe6f4c16bd08 R08:
0000000000000000 R09: 0000000000000000
Jul 3 10:24:36 yx kernel: [ 1240.170246] R10: 0000000000000000 R11:
0000000000000000 R12: 0000000000000000
Jul 3 10:24:36 yx kernel: [ 1240.170248] R13: 0000000000000000 R14:
0000000000000000 R15: 0000000000000000
Jul 3 10:24:36 yx kernel: [ 1240.170251] FS: 00007ff045526940(0000)
GS:ffff96003bb80000(0000) knlGS:0000000000000000
Jul 3 10:24:36 yx kernel: [ 1240.170254] CS: 0010 DS: 0000 ES: 0000
CR0: 0000000080050033
Jul 3 10:24:36 yx kernel: [ 1240.170257] CR2: 000000c8203a5000 CR3:
00000000ab0fe000 CR4: 00000000001006e0
Jul 3 10:24:36 yx kernel: [ 1240.170259] Call Trace:
Jul 3 10:24:36 yx kernel: [ 1240.170268] _raw_spin_lock+0x20/0x30
Jul 3 10:24:36 yx kernel: [ 1240.170276] can_write+0x6c/0x2c0 [advcan]
Jul 3 10:24:36 yx kernel: [ 1240.170282] ? dequeue_signal+0xae/0x1a0
Jul 3 10:24:36 yx kernel: [ 1240.170288] ? recalc_sigpending+0x1b/0x50
Jul 3 10:24:36 yx kernel: [ 1240.170292] ? __set_task_blocked+0x3c/0xa0
Jul 3 10:24:36 yx kernel: [ 1240.170298] __vfs_write+0x3a/0x190
Jul 3 10:24:36 yx kernel: [ 1240.170304] ? apparmor_file_permission+0x1a/0x20
Jul 3 10:24:36 yx kernel: [ 1240.170309] ? security_file_permission+0x3b/0xc0
Jul 3 10:24:36 yx kernel: [ 1240.170313] vfs_write+0xb8/0x1b0
Jul 3 10:24:36 yx kernel: [ 1240.170318] ksys_write+0x5c/0xe0
Jul 3 10:24:36 yx kernel: [ 1240.170323] __x64_sys_write+0x1a/0x20
Jul 3 10:24:36 yx kernel: [ 1240.170327] do_syscall_64+0x87/0x250
Jul 3 10:24:36 yx kernel: [ 1240.170332]
entry_SYSCALL_64_after_hwframe+0x44/0xa9
Jul 3 10:24:36 yx kernel: [ 1240.170336] RIP: 0033:0x7ff04885d4bd
Jul 3 10:24:36 yx kernel: [ 1240.170340] Code: bf 20 00 00 75 10 b8
01 00 00 00 0f 05 48 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 ae fc ff
ff 48 89 04 24 b8 01 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 f7 fc ff
ff 48 89 d0 48 83 c4 08 48 3d 01
Jul 3 10:24:36 yx kernel: [ 1240.170343] RSP: 002b:00007ff045525530
EFLAGS: 00000246 ORIG_RAX: 0000000000000001
Jul 3 10:24:36 yx kernel: [ 1240.170347] RAX: ffffffffffffffda RBX:
000000000000ffdc RCX: 00007ff04885d4bd
Jul 3 10:24:36 yx kernel: [ 1240.170350] RDX: 0000000000000001 RSI:
00007ff045525580 RDI: 000000000000000e
Jul 3 10:24:36 yx kernel: [ 1240.170352] RBP: 00007ff045525670 R08:
0000000000000000 R09: 0000000000000000
Jul 3 10:24:36 yx kernel: [ 1240.170355] R10: 00007ff030000078 R11:
0000000000000246 R12: 00007ff045526878
Jul 3 10:24:36 yx kernel: [ 1240.170357] R13: 00007ff045525be0 R14:
000000000000001c R15: 0000000000000007
孙世龙 sunshilong <sunshilong369 at gmail.com> 于2020年7月6日周一 下午1:20写道：
>>IPC(Industrial Personal Computer)
>
>Equipped with ECC memory?
>
>At least I'm are just guessing and my guessing is on shaky ground.
>
>I prefer to be quiet now, to avoid to make fool a fool of myself, if
>this shouldn't already have happened and more important, to avoid to
>misdirect the OP.
>
>I guess it's time to post some real log files, instead of excerpts.
>Maybe somebody (much likely not me) could help after getting
>complete and consistent information.
What happens if you run Ubuntu from a live DVD? Or alternatively, what
happens if you run no Linux at all, but e.g. https://www.nomadbsd.org/ ?
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