command_status=-1 floppy1: floppy timeout called ------------[ cut here ]------------ WARNING: CPU: 2 PID: 5183 at drivers/block/floppy.c:999 schedule_bh drivers/block/floppy.c:999 [inline] WARNING: CPU: 2 PID: 5183 at drivers/block/floppy.c:999 process_fd_request+0x6b/0x70 drivers/block/floppy.c:2847 Modules linked in: CPU: 2 PID: 5183 Comm: kworker/u16:2 Not tainted 6.5.0-rc1-syzkaller-00033-geb26cbb1a754 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 Workqueue: floppy floppy_shutdown RIP: 0010:schedule_bh drivers/block/floppy.c:999 [inline] RIP: 0010:process_fd_request+0x6b/0x70 drivers/block/floppy.c:2847 Code: fc 5b bf 08 00 00 00 48 c7 c2 a0 79 6e 8d 48 8b 35 fa 73 11 0d 48 c7 05 0f 6f 11 0d 90 8a 30 85 e9 ca 3a 24 fc e8 85 60 55 fc <0f> 0b eb ce 90 48 b8 00 00 00 00 00 fc ff df 41 56 41 55 41 89 f5 RSP: 0018:ffffc90003b87cf0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: ffff88801f360000 RSI: ffffffff8530561b RDI: 0000000000000001 RBP: ffffc90003b87da0 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 3a317970706f6c66 R12: ffff888013723f78 R13: ffff888013723f00 R14: ffff888040ab7400 R15: ffffffff8d6e7a20 FS: 0000000000000000(0000) GS:ffff88802c800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000002db22000 CR3: 000000000c776000 CR4: 0000000000350ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: floppy_shutdown+0x134/0x230 drivers/block/floppy.c:1889 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597 worker_thread+0x687/0x1110 kernel/workqueue.c:2748 kthread+0x33a/0x430 kernel/kthread.c:389 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308