------------[ cut here ]------------ WARNING: CPU: 1 PID: 23710 at block/bdev.c:845 blkdev_put+0x6ca/0x770 block/bdev.c:845 Modules linked in: CPU: 1 PID: 23710 Comm: syz-executor.1 Not tainted 6.2.0-next-20230306-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 RIP: 0010:blkdev_put+0x6ca/0x770 block/bdev.c:845 Code: 48 8b 3c 24 e8 f7 59 da fd e9 99 fa ff ff e8 cd 59 da fd e9 cf fb ff ff 4c 89 ff e8 c0 59 da fd e9 80 fd ff ff e8 e6 f0 87 fd <0f> 0b e9 ef fc ff ff e8 ca 59 da fd e9 f3 fa ff ff 48 8b 3c 24 e8 RSP: 0018:ffffc90006b77b88 EFLAGS: 00010202 RAX: 00000000000007c0 RBX: ffff88801ba06e00 RCX: ffffc900194b1000 RDX: 0000000000040000 RSI: ffffffff83fcd07a RDI: 0000000000000005 RBP: ffff88801e979000 R08: 0000000000000005 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000000 R12: 00000000484a009d R13: ffff88801ba06e28 R14: ffff88801e979460 R15: ffff88801ba072b8 FS: 00007f9e4abee700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b30422000 CR3: 000000001d636000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: blkdev_close+0x68/0x80 block/fops.c:507 __fput+0x27c/0xa90 fs/file_table.c:321 task_work_run+0x16f/0x270 kernel/task_work.c:179 get_signal+0x1c7/0x25b0 kernel/signal.c:2635 arch_do_signal_or_restart+0x79/0x5c0 arch/x86/kernel/signal.c:306 exit_to_user_mode_loop kernel/entry/common.c:168 [inline] exit_to_user_mode_prepare+0x15f/0x250 kernel/entry/common.c:203 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline] syscall_exit_to_user_mode+0x1d/0x50 kernel/entry/common.c:296 do_syscall_64+0x46/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f9e49e8c0f9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f9e4abee168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: 0000000000000000 RBX: 00007f9e49fabf80 RCX: 00007f9e49e8c0f9 RDX: 0000000000000000 RSI: 000000000000125f RDI: 0000000000000003 RBP: 00007f9e49ee7ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd00739f2f R14: 00007f9e4abee300 R15: 0000000000022000