watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [blkid:9085]
Modules linked in:
CPU: 1 PID: 9085 Comm: blkid Not tainted 4.19.0-rc1+ #36
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__msan_metadata_ptr_for_load_4+0x0/0x20 mm/kmsan/kmsan_instr.c:348
Code: 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 be 02 00 00 00 ba 01 00 00 00 e8 9d fc ff ff 5d c3 90 66 2e 0f 1f 84 00 00 00 00 00 <55> 48 89 e5 be 04 00 00 00 31 d2 e8 80 fc ff ff 5d c3 0f 1f 40 00
RSP: 0018:ffff8801a45bf7b8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
RAX: ffffffff81542b05 RBX: 0000000000000003 RCX: ffff8801408a3b00
RDX: 0000000000000000 RSI: aaaaaaaaaaaab000 RDI: ffff8801a45bf838
RBP: ffff8801a45bf8a0 R08: 0000000000000000 R09: 0000000000000002
R10: 0000000000000000 R11: ffffffff81179a80 R12: ffff8801a45bf838
R13: 0000000000000000 R14: 0000000000000000 R15: ffff8801408a4400
FS:  00007f13d0ee7740(0000) GS:ffff88021fd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000002401008 CR3: 0000000128230000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 smp_call_function_many+0x658/0xdb0 kernel/smp.c:434
 on_each_cpu_mask kernel/smp.c:634 [inline]
 on_each_cpu_cond+0x322/0x3f0 kernel/smp.c:686
 invalidate_bh_lrus+0x54/0x60 fs/buffer.c:1400
 kill_bdev fs/block_dev.c:85 [inline]
 __blkdev_put+0x460/0xc90 fs/block_dev.c:1790
 blkdev_put+0x431/0x560 fs/block_dev.c:1858
 blkdev_close+0xa6/0xf0 fs/block_dev.c:1865
 __fput+0x48d/0xac0 fs/file_table.c:278
 ____fput+0x37/0x40 fs/file_table.c:309
 task_work_run+0x22e/0x2b0 kernel/task_work.c:113
 tracehook_notify_resume include/linux/tracehook.h:193 [inline]
 exit_to_usermode_loop arch/x86/entry/common.c:166 [inline]
 prepare_exit_to_usermode+0x33e/0x410 arch/x86/entry/common.c:197
 syscall_return_slowpath+0xdb/0x700 arch/x86/entry/common.c:268
 do_syscall_64+0x1ab/0x220 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x63/0xe7
RIP: 0033:0x7f13d07ef2b0
Code: 40 75 0b 31 c0 48 83 c4 08 e9 0c ff ff ff 48 8d 3d c5 32 08 00 e8 c0 07 02 00 83 3d 45 a3 2b 00 00 75 10 b8 03 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 ce 8a 01 00 48 89 04 24
RSP: 002b:00007fff3a158e28 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f13d07ef2b0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000028 R09: 0000000001680000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000023f8030
R13: 0000000000000000 R14: 0000000000000003 R15: 0000000000000005
Sending NMI from CPU 1 to CPUs 0:
------------[ cut here ]------------
kernel BUG at mm/kmsan/kmsan_entry.c:81!
invalid opcode: 0000 [#1] SMP PTI
CPU: 0 PID: 9079 Comm: syz-executor6 Not tainted 4.19.0-rc1+ #36
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:kmsan_nmi_enter+0x42/0x70 mm/kmsan/kmsan_entry.c:80
Code: 00 74 27 65 8b 04 25 40 92 03 00 83 c0 01 83 f8 08 7d 27 65 89 04 25 40 92 03 00 65 c6 04 25 d5 6f 0b 00 ff c3 0f 0b 90 eb fe <0f> 0b 66 90 66 2e 0f 1f 84 00 00 00 00 00 eb fe 0f 0b 66 90 66 2e
RSP: 0018:fffffe000000eea8 EFLAGS: 00010046
RAX: 0000000000000200 RBX: 0000000000000001 RCX: 00000000c0000101
RDX: 00000000ffff8802 RSI: ffffffff88c0136c RDI: ffff8801b79c0ff8
RBP: fffffe000000eef9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 00000001ad6d6000 R15: 0000000000000000
FS:  00007f51b6234700(0000) GS:ffff88021fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007feacfa71df8 CR3: 00000001ad6d6000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 <NMI>
 </NMI>
Modules linked in:
Dumping ftrace buffer:
   (ftrace buffer empty)
---[ end trace 733980c2470af171 ]---
RIP: 0010:kmsan_nmi_enter+0x42/0x70 mm/kmsan/kmsan_entry.c:80
Code: 00 74 27 65 8b 04 25 40 92 03 00 83 c0 01 83 f8 08 7d 27 65 89 04 25 40 92 03 00 65 c6 04 25 d5 6f 0b 00 ff c3 0f 0b 90 eb fe <0f> 0b 66 90 66 2e 0f 1f 84 00 00 00 00 00 eb fe 0f 0b 66 90 66 2e
RSP: 0018:fffffe000000eea8 EFLAGS: 00010046
RAX: 0000000000000200 RBX: 0000000000000001 RCX: 00000000c0000101
RDX: 00000000ffff8802 RSI: ffffffff88c0136c RDI: ffff8801b79c0ff8
RBP: fffffe000000eef9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 00000001ad6d6000 R15: 0000000000000000
FS:  00007f51b6234700(0000) GS:ffff88021fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007feacfa71df8 CR3: 00000001ad6d6000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600