------------[ cut here ]------------
WARNING: CPU: 3 PID: 17148 at drivers/block/floppy.c:1000 schedule_bh+0x5f/0x70 drivers/block/floppy.c:1000
Modules linked in:

CPU: 3 PID: 17148 Comm: syz-executor.3 Not tainted 5.15.0-syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014
RIP: 0010:schedule_bh+0x5f/0x70 drivers/block/floppy.c:1000
Code: 37 b0 06 fd 48 89 2d f0 39 e7 0b 5b 48 c7 c2 a0 c5 48 8c 48 8b 35 c1 3e e7 0b bf 08 00 00 00 5d e9 e6 33 db fc e8 11 b0 06 fd <0f> 0b eb d1 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 e8 fb af 06 fd
RSP: 0018:ffffc9000307f6b0 EFLAGS: 00010216
RAX: 0000000000008be5 RBX: 0000000000000001 RCX: ffffc90025f44000
RDX: 0000000000040000 RSI: ffffffff84704def RDI: 0000000000000003
RBP: ffffffff84710190 R08: 0000000000000000 R09: ffffffff8c48c5a7
R10: ffffffff84704dbf R11: 0000000000000000 R12: ffffea0001e0cac0
R13: 000000000000000c R14: ffffc9000307f798 R15: 0000000000000001
FS:  00007f224f308700(0000) GS:ffff88802cd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f224f307d58 CR3: 0000000075bc5000 CR4: 0000000000150ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 process_fd_request drivers/block/floppy.c:2851 [inline]
 __floppy_read_block_0.isra.0+0x224/0x2d0 drivers/block/floppy.c:4143
 floppy_revalidate.isra.0+0x76d/0xa30 drivers/block/floppy.c:4189
 floppy_open+0xac5/0xd70 drivers/block/floppy.c:4039
 blkdev_get_whole+0x99/0x2d0 block/bdev.c:671
 blkdev_get_by_dev.part.0+0x354/0xb50 block/bdev.c:826
 blkdev_get_by_dev+0x6b/0x80 block/bdev.c:859
 blkdev_open+0x154/0x2e0 block/fops.c:501
 do_dentry_open+0x4c8/0x11d0 fs/open.c:822
 do_open fs/namei.c:3426 [inline]
 path_openat+0x1c9a/0x2740 fs/namei.c:3559
 do_filp_open+0x1aa/0x400 fs/namei.c:3586
 do_sys_openat2+0x16d/0x4d0 fs/open.c:1200
 do_sys_open fs/open.c:1216 [inline]
 __do_sys_openat fs/open.c:1232 [inline]
 __se_sys_openat fs/open.c:1227 [inline]
 __x64_sys_openat+0x13f/0x1f0 fs/open.c:1227
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f2251d66a04
Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 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 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44
RSP: 002b:00007f224f307cc0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 00007f2251d66a04
RDX: 0000000000000000 RSI: 00007f224f307d60 RDI: 00000000ffffff9c
RBP: 00007f224f307d60 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 00007fff3bb198df R14: 00007f224f308300 R15: 0000000000022000
 </TASK>