------------[ cut here ]------------
WARNING: CPU: 0 PID: 6311 at drivers/block/floppy.c:999 schedule_bh drivers/block/floppy.c:999 [inline]
WARNING: CPU: 0 PID: 6311 at drivers/block/floppy.c:999 wait_til_done+0x3b1/0x420 drivers/block/floppy.c:2018
Modules linked in:
CPU: 0 PID: 6311 Comm: syz-executor256 Not tainted 6.5.0-rc6-syzkaller-00253-g9e6c269de404 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:schedule_bh drivers/block/floppy.c:999 [inline]
RIP: 0010:wait_til_done+0x3b1/0x420 drivers/block/floppy.c:2018
Code: fc 41 83 fd 01 7e ac e8 3d eb 4f fc 4c 89 e6 48 c7 c7 e0 01 6e 8d e8 1e 1b 2d fc e8 29 eb 4f fc e9 68 fd ff ff e8 1f eb 4f fc <0f> 0b e9 ef fc ff ff e8 13 1b a3 fc e9 b4 fd ff ff e8 09 eb 4f fc
RSP: 0018:ffffc9000c21f710 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 1ffff92001843ee2 RCX: 0000000000000000
RDX: ffff888022bd5900 RSI: ffffffff853535a1 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffffffff8534fdd0
R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000
FS:  0000555555e6f480(0000) GS:ffff88806b600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020002308 CR3: 000000001d0a6000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 floppy_check_events+0x3b9/0x6f0 drivers/block/floppy.c:4099
 disk_check_events+0xbc/0x400 block/disk-events.c:193
 disk_clear_events block/disk-events.c:248 [inline]
 disk_check_media_change+0x101/0x2e0 block/disk-events.c:279
 floppy_open+0x8ef/0xe00 drivers/block/floppy.c:4058
 blkdev_get_whole+0x93/0x2c0 block/bdev.c:657
 blkdev_get_by_dev.part.0+0x211/0xb20 block/bdev.c:812
 blkdev_get_by_dev+0x75/0x80 block/bdev.c:846
 blkdev_open+0x112/0x380 block/fops.c:518
 do_dentry_open+0x88b/0x1780 fs/open.c:914
 do_open fs/namei.c:3636 [inline]
 path_openat+0x19af/0x29c0 fs/namei.c:3793
 do_filp_open+0x1de/0x430 fs/namei.c:3820
 do_sys_openat2+0x176/0x1e0 fs/open.c:1407
 do_sys_open fs/open.c:1422 [inline]
 __do_sys_openat fs/open.c:1438 [inline]
 __se_sys_openat fs/open.c:1433 [inline]
 __x64_sys_openat+0x175/0x210 fs/open.c:1433
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f0a55b2b0e0
Code: 48 89 44 24 20 75 93 44 89 54 24 0c e8 09 8b 02 00 44 8b 54 24 0c 89 da 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 38 44 89 c7 89 44 24 0c e8 5c 8b 02 00 8b 44
RSP: 002b:00007ffd473bfe70 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0a55b2b0e0
RDX: 0000000000000000 RSI: 00007ffd473bfef0 RDI: 00000000ffffff9c
RBP: 00007ffd473bfef0 R08: 0000000000000000 R09: 002364662f766564
R10: 0000000000000000 R11: 0000000000000293 R12: 6666666666666667
R13: 00007ffd473c0370 R14: 00007ffd473c03b0 R15: 0000000000000090
 </TASK>