WARNING: CPU: 0 PID: 10339 at fs/block_dev.c:1899 __blkdev_put+0x6ba/0x810 fs/block_dev.c:1899
Kernel panic - not syncing: panic_on_warn set ...
CPU: 0 PID: 10339 Comm: syz-executor.0 Not tainted 5.3.0-rc3+ #95
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
 panic+0x2dc/0x755 kernel/panic.c:219
 __warn.cold+0x20/0x4c kernel/panic.c:576
 report_bug+0x263/0x2b0 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:179 [inline]
 fixup_bug arch/x86/kernel/traps.c:174 [inline]
 do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:272
 do_invalid_op+0x37/0x50 arch/x86/kernel/traps.c:291
 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1028
RIP: 0010:__blkdev_put+0x6ba/0x810 fs/block_dev.c:1899
Code: 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 84 24 fd ff ff 48 8b bd 50 ff ff ff e8 00 79 e6 ff e9 13 fd ff ff e8 46 60 ac ff <0f> 0b e9 dc fa ff ff 48 89 cf e8 c7 78 e6 ff e9 6a fa ff ff 48 8b
RSP: 0018:ffff888082747c80 EFLAGS: 00010293
RAX: ffff8880913f8500 RBX: ffff888065070700 RCX: ffffffff81c62414
RDX: 0000000000000000 RSI: ffffffff81c6293a RDI: 0000000000000005
RBP: ffff888082747d78 R08: ffff8880913f8500 R09: ffffed100ca0e0e4
R10: ffff888082747c70 R11: ffff88806507071f R12: 0000000000000002
R13: dffffc0000000000 R14: ffff888065070718 R15: ffff888065070718
 blkdev_put+0x98/0x560 fs/block_dev.c:1969
 blkdev_close+0x8b/0xb0 fs/block_dev.c:1976
 __fput+0x2ff/0x890 fs/file_table.c:280
 ____fput+0x16/0x20 fs/file_table.c:313
 task_work_run+0x145/0x1c0 kernel/task_work.c:113
 tracehook_notify_resume include/linux/tracehook.h:188 [inline]
 exit_to_usermode_loop+0x316/0x380 arch/x86/entry/common.c:163
 prepare_exit_to_usermode arch/x86/entry/common.c:194 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:274 [inline]
 do_syscall_32_irqs_on arch/x86/entry/common.c:347 [inline]
 do_fast_syscall_32+0xb87/0xdb3 arch/x86/entry/common.c:403
 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139
RIP: 0023:0xf7fb5a29
Code: b8 80 96 98 00 eb cc 8b 04 24 c3 8b 1c 24 c3 8b 34 24 c3 8b 3c 24 c3 90 90 90 90 90 90 90 90 90 90 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 002b:000000000847fdac EFLAGS: 00000246 ORIG_RAX: 0000000000000006
RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000004c01
RDX: 0000000000000003 RSI: 000000000013464e RDI: 000000000847fe10
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
Kernel Offset: disabled
Rebooting in 86400 seconds..