------------[ cut here ]------------
WARNING: CPU: 1 PID: 4007 at drivers/block/floppy.c:999 schedule_bh drivers/block/floppy.c:999 [inline]
WARNING: CPU: 1 PID: 4007 at drivers/block/floppy.c:999 process_fd_request drivers/block/floppy.c:2847 [inline]
WARNING: CPU: 1 PID: 4007 at drivers/block/floppy.c:999 __floppy_read_block_0.isra.0+0x292/0x330 drivers/block/floppy.c:4160
Modules linked in:
CPU: 1 PID: 4007 Comm: syz-executor.3 Not tainted 5.19.0-rc1-syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014
RIP: 0010:schedule_bh drivers/block/floppy.c:999 [inline]
RIP: 0010:process_fd_request drivers/block/floppy.c:2847 [inline]
RIP: 0010:__floppy_read_block_0.isra.0+0x292/0x330 drivers/block/floppy.c:4160
Code: 84 24 b8 01 00 00 65 48 2b 04 25 28 00 00 00 0f 85 a0 00 00 00 48 81 c4 c0 01 00 00 5b 5d 41 5c 41 5d 41 5e c3 e8 3e d6 df fc <0f> 0b e9 5a ff ff ff e8 22 fa 2b fd e9 7c fe ff ff e8 28 d6 df fc
RSP: 0018:ffffc9000508f6c0 EFLAGS: 00010216
RAX: 00000000000021e3 RBX: 1ffff92000a11ed8 RCX: ffffc90005381000
RDX: 0000000000040000 RSI: ffffffff8499d132 RDI: 0000000000000007
RBP: ffffea0001d4a300 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000001
R13: 0000000000000001 R14: dffffc0000000000 R15: 0000000000000001
FS:  00007f6d631c4700(0000) GS:ffff88802c900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2235398000 CR3: 0000000074ac1000 CR4: 0000000000150ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 floppy_revalidate.isra.0+0x801/0xae0 drivers/block/floppy.c:4206
 floppy_open+0xac5/0xd70 drivers/block/floppy.c:4058
 blkdev_get_whole+0x99/0x2d0 block/bdev.c:673
 blkdev_get_by_dev.part.0+0x5ec/0xb90 block/bdev.c:823
 blkdev_get_by_dev+0x6b/0x80 block/bdev.c:857
 blkdev_open+0x13c/0x2c0 block/fops.c:481
 do_dentry_open+0x4a1/0x11f0 fs/open.c:848
 do_open fs/namei.c:3520 [inline]
 path_openat+0x1c71/0x2910 fs/namei.c:3653
 do_filp_open+0x1aa/0x400 fs/namei.c:3680
 do_sys_openat2+0x16d/0x4c0 fs/open.c:1278
 do_sys_open fs/open.c:1294 [inline]
 __do_sys_openat fs/open.c:1310 [inline]
 __se_sys_openat fs/open.c:1305 [inline]
 __x64_sys_openat+0x13f/0x1f0 fs/open.c:1305
 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+0x46/0xb0
RIP: 0033:0x7f6d6203c024
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:00007f6d631c3ca0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 00007f6d6203c024
RDX: 0000000000000001 RSI: 00007f6d631c3d40 RDI: 00000000ffffff9c
RBP: 00007f6d631c3d40 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001
R13: 00007fffd45d157f R14: 00007f6d631c4300 R15: 0000000000022000
 </TASK>