gadgetfs: suspended from state 3
gadgetfs: disconnected
------------[ cut here ]------------
!list_empty(&req->queue)
WARNING: drivers/usb/gadget/udc/dummy_hcd.c:710 at dummy_free_request+0x6f/0x80 drivers/usb/gadget/udc/dummy_hcd.c:710, CPU#0: syz.0.110/6196
Modules linked in:
CPU: 0 UID: 0 PID: 6196 Comm: syz.0.110 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:dummy_free_request+0x6f/0x80 drivers/usb/gadget/udc/dummy_hcd.c:710
Code: 75 22 e8 d4 31 0a fa 48 89 df 5b 41 5e e9 09 15 6d fa e8 c4 31 0a fa 90 0f 0b 90 5b 41 5e c3 cc cc cc cc cc e8 b2 31 0a fa 90 <0f> 0b 90 eb d8 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90
RSP: 0018:ffffc90007287bb0 EFLAGS: 00010287
RAX: ffffffff87bd523e RBX: ffff888031171200 RCX: 0000000000080000
RDX: ffffc900127b2000 RSI: 00000000000025f4 RDI: 00000000000025f5
RBP: 1ffff11004f8898b R08: ffffffff9058947f R09: 1ffffffff20b128f
R10: dffffc0000000000 R11: ffffffff87bd51d0 R12: ffff888027c44068
R13: dffffc0000000000 R14: ffff888027c44068 R15: ffff888031171210
FS:  00007faabe5b26c0(0000) GS:ffff888124f18000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc267deb7c0 CR3: 000000007c598000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 gadgetfs_unbind+0x1a9/0x2b0 drivers/usb/gadget/legacy/inode.c:1670
 gadget_unbind_driver+0x1cb/0x410 drivers/usb/gadget/udc/core.c:1724
 device_remove drivers/base/dd.c:616 [inline]
 __device_release_driver drivers/base/dd.c:1349 [inline]
 device_release_driver_internal+0x48b/0x880 drivers/base/dd.c:1372
 driver_detach+0x1f3/0x2d0 drivers/base/dd.c:1435
 bus_remove_driver+0x226/0x320 drivers/base/bus.c:832
 usb_gadget_unregister_driver+0x4e/0x70 drivers/usb/gadget/udc/core.c:1784
 dev_release+0x83/0x200 drivers/usb/gadget/legacy/inode.c:1207
 __fput+0x418/0xa50 fs/file_table.c:512
 task_work_run+0x1d9/0x270 kernel/task_work.c:233
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 __exit_to_user_mode_loop kernel/entry/common.c:70 [inline]
 exit_to_user_mode_loop+0x1fa/0x730 kernel/entry/common.c:101
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
 syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:336 [inline]
 do_syscall_64+0x328/0x510 arch/x86/entry/syscall_64.c:89
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7faabd79e0d9
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007faabe5b2028 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 00007faabda26270 RCX: 00007faabd79e0d9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007faabd835024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007faabda26308 R14: 00007faabda26270 R15: 00007ffe04a77508
 </TASK>