[dm-devel] RAID call traces during cold boot test

[Srinivasa Raghavan]

Hi,

We encountered the following warnings during cold reboot tests on rhel
since 8.3 (i.e., 4.18.0-259). Is it a known bug on 8.3 onwards? Could not
figure out the actual cause of this. Any insight would be highly
appreciated. Thanks in Advance

Following are the call trace:
==================
Aug 20 08:01:50 lin403 kernel: RIP:
0010:__percpu_ref_switch_mode+0x17d/0x190
Aug 20 08:01:50 lin403 kernel: Code: 89 43 08 e9 7c ff ff ff 4d 85 e4 0f 84
73 ff ff ff 48 89 df e8 54 15 7b 00 e9 66 ff ff ff f0 48 83 03 01 e9 4c ff
ff ff 0f 0b <0f> 0b e9 53 ff ff ff e8 87 4a c6 ff 0f 1f 80 00 00 00 00 41
54 49
Aug 20 08:01:50 lin403 kernel: RSP: 0018:ffff9c928797fcf0 EFLAGS: 00010046
Aug 20 08:01:50 lin403 kernel: RAX: 0000330aef61c5d9 RBX: ffff89876c635338
RCX: dead000000000200
Aug 20 08:01:50 lin403 kernel: RDX: 0000000000000000 RSI: 0000000000000000
RDI: ffff89876c635338
Aug 20 08:01:50 lin403 kernel: RBP: 0000330aef61c5d8 R08: ffffffffa4b23eb8
R09: 0000000000000000
Aug 20 08:01:50 lin403 kernel: R10: 0000000000000000 R11: 00000006a086e9c0
R12: 0000000000000000
Aug 20 08:01:50 lin403 kernel: R13: 0000000000000001 R14: ffff89876c6b6c00
R15: ffffffffa3eb3dc0
Aug 20 08:01:50 lin403 kernel: FS: 0000000000000000(0000)
GS:ffff898790300000(0000) knlGS:0000000000000000
Aug 20 08:01:50 lin403 kernel: CS: 0010 DS: 0000 ES: 0000 CR0:
0000000080050033
Aug 20 08:01:50 lin403 kernel: CR2: 0000559d2e4b8380 CR3: 00000007e4c0a004
CR4: 00000000007606a0
Aug 20 08:01:50 lin403 kernel: DR0: 0000000000000000 DR1: 0000000000000000
DR2: 0000000000000000
Aug 20 08:01:50 lin403 kernel: DR3: 0000000000000000 DR6: 00000000fffe0ff0
DR7: 0000000000000400
Aug 20 08:01:50 lin403 kernel: PKRU: 55555554
Aug 20 08:01:50 lin403 kernel: Call Trace:
Aug 20 08:01:50 lin403 kernel: ? percpu_ref_switch_to_atomic_sync+0x6a/0x90
Aug 20 08:01:50 lin403 kernel: percpu_ref_switch_to_percpu+0x22/0x40
Aug 20 08:01:50 lin403 kernel: set_in_sync+0xc4/0xd0
Aug 20 08:01:50 lin403 kernel: md_check_recovery+0x49d/0x530
Aug 20 08:01:50 lin403 kernel: raid1d+0x5c/0x12a0 [raid1]
Aug 20 08:01:50 lin403 kernel: ? lock_timer_base+0x67/0x80
Aug 20 08:01:50 lin403 kernel: ? try_to_del_timer_sync+0x4d/0x80
Aug 20 08:01:50 lin403 kernel: ? del_timer_sync+0x25/0x40
Aug 20 08:01:50 lin403 kernel: ? schedule_timeout+0x161/0x310
Aug 20 08:01:50 lin403 kernel: ? __next_timer_interrupt+0xc0/0xc0
Aug 20 08:01:50 lin403 kernel: ? md_register_thread+0xd0/0xd0
Aug 20 08:01:50 lin403 kernel: ? md_thread+0x94/0x150
Aug 20 08:01:50 lin403 kernel: ? process_checks+0x4a0/0x4a0 [raid1]
Aug 20 08:01:50 lin403 kernel: md_thread+0x94/0x150
Aug 20 08:01:50 lin403 kernel: ? finish_wait+0x80/0x80
Aug 20 08:01:50 lin403 kernel: kthread+0x112/0x130
Aug 20 08:01:50 lin403 kernel: ? kthread_flush_work_fn+0x10/0x10
Aug 20 08:01:50 lin403 kernel: ret_from_fork+0x35/0x40
Aug 20 08:01:50 lin403 kernel: ---[ end trace c6ca999cff8213e0 ]---

Regards,
Srinivasa Raghavan
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://listman.redhat.com/archives/dm-devel/attachments/20210208/8ea4225e/attachment.htm>