watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [syz-executor0:6785]
Modules linked in:
CPU: 1 PID: 6785 Comm: syz-executor0 Not tainted 4.18.0-rc8+ #34
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:pfn_valid include/linux/mmzone.h:1240 [inline]
RIP: 0010:my_virt_addr_valid mm/kmsan/kmsan_instr.c:129 [inline]
RIP: 0010:msan_get_shadow_origin_ptr+0xc4/0x2e0 mm/kmsan/kmsan_instr.c:271
Code: 02 00 00 48 ba 00 00 00 00 00 78 00 00 4c 01 fa 48 39 c2 77 51 8a 0c 25 c9 d4 c1 89 48 89 d6 48 d3 ee 48 85 f6 75 3f 48 89 d1 <48> c1 e9 2e 75 36 48 8b 0c 25 20 af 1a 8a 48 85 c9 74 29 48 89 d6 
RSP: 0018:ffff8801a718f6f0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: ffff88022718f7d8 RBX: ffffffff8a1af000 RCX: 00000001a718f7d8
RDX: 00000001a718f7d8 RSI: 0000000000000000 RDI: ffff8801a718f7d8
RBP: ffff8801a718f740 R08: 0000000000000000 R09: 0000000000000002
R10: 0000000000000000 R11: ffffffff81174df0 R12: 0000000000000004
R13: ffff8801c3480000 R14: ffffffff8a1ae000 R15: ffff8801a718f7d8
FS:  0000000002087940(0000) GS:ffff88021fd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000a44060 CR3: 00000001b5b26000 CR4: 00000000001406e0
Call Trace:
 __msan_metadata_ptr_for_load_4+0x10/0x20 mm/kmsan/kmsan_instr.c:349
 csd_lock_wait kernel/smp.c:108 [inline]
 smp_call_function_single+0x373/0x4e0 kernel/smp.c:302
 smp_call_function_many+0x658/0xdb0 kernel/smp.c:434
 on_each_cpu_mask kernel/smp.c:632 [inline]
 on_each_cpu_cond+0x322/0x3f0 kernel/smp.c:684
 invalidate_bh_lrus+0x54/0x60 fs/buffer.c:1392
 kill_bdev fs/block_dev.c:85 [inline]
 __blkdev_put+0x3bf/0xcb0 fs/block_dev.c:1788
 blkdev_put+0x431/0x560 fs/block_dev.c:1856
 blkdev_close+0xa6/0xf0 fs/block_dev.c:1863
 __fput+0x458/0xa30 fs/file_table.c:209
 ____fput+0x37/0x40 fs/file_table.c:243
 task_work_run+0x22e/0x2b0 kernel/task_work.c:113
 exit_task_work include/linux/task_work.h:22 [inline]
 do_exit+0x10ee/0x3890 kernel/exit.c:867
 do_group_exit+0x1a0/0x350 kernel/exit.c:970
 __do_sys_exit_group+0x21/0x30 kernel/exit.c:981
 __se_sys_exit_group+0x14/0x20 kernel/exit.c:979
 __x64_sys_exit_group+0x4c/0x50 kernel/exit.c:979
 do_syscall_64+0x15b/0x220 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x63/0xe7
RIP: 0033:0x457089
Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 
RSP: 002b:0000000000a3fda8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 000000000000001e RCX: 0000000000457089
RDX: 0000000000410c41 RSI: fffffffffffffff7 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffffffffffff R09: 0000000000032d05
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000003
R13: 0000000000032d05 R14: 0000000000000005 R15: badc0ffeebadface
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: 6775 Comm: syz-executor6 Not tainted 4.18.0-rc8+ #34
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 80 90 03 00 83 c0 01 83 f8 08 7d 27 65 89 04 25 80 90 03 00 65 c6 04 25 15 6e 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: 000000012d2baff8
RBP: fffffe000000eef9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 00000001c03d2000 R15: 0000000000000000
FS:  00007fdad011a700(0000) GS:ffff88021fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000625208 CR3: 00000001c03d2000 CR4: 00000000001406f0
Call Trace:
 <NMI>
 </NMI>
Modules linked in:
Dumping ftrace buffer:
   (ftrace buffer empty)
---[ end trace ac2276813270c107 ]---
RIP: 0010:kmsan_nmi_enter+0x42/0x70 mm/kmsan/kmsan_entry.c:80
Code: 00 74 27 65 8b 04 25 80 90 03 00 83 c0 01 83 f8 08 7d 27 65 89 04 25 80 90 03 00 65 c6 04 25 15 6e 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: 000000012d2baff8
RBP: fffffe000000eef9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 00000001c03d2000 R15: 0000000000000000
FS:  00007fdad011a700(0000) GS:ffff88021fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000625208 CR3: 00000001c03d2000 CR4: 00000000001406f0