cm109 9-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff888029ee4f00 submitted while active WARNING: CPU: 2 PID: 16907 at drivers/usb/core/urb.c:379 usb_submit_urb+0x14d5/0x1730 drivers/usb/core/urb.c:379 Modules linked in: CPU: 2 UID: 0 PID: 16907 Comm: syz.4.3221 Not tainted 6.15.0-rc4-syzkaller-00256-g95d3481af6dc #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:usb_submit_urb+0x14d5/0x1730 drivers/usb/core/urb.c:379 Code: fd eb cb bb fe ff ff ff e9 c6 f3 ff ff e8 13 76 94 fa c6 05 fd b7 46 09 01 90 48 c7 c7 c0 2c 51 8c 48 89 de e8 8c 01 54 fa 90 <0f> 0b 90 90 e9 b6 fe ff ff bb f8 ff ff ff e9 96 f3 ff ff 48 89 ef RSP: 0018:ffffc90000648a90 EFLAGS: 00010082 RAX: 0000000000000000 RBX: ffff888029ee4f00 RCX: ffffc90001b83000 RDX: 0000000000040000 RSI: ffffffff817ac025 RDI: 0000000000000001 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000087 R13: ffff88805f4ec858 R14: 000000000000000f R15: 0000000000000000 FS: 0000555564fd2500(0000) GS:ffff8880d6be1000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000020000057eff8 CR3: 0000000025bc0000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 000000000000000b DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: cm109_submit_ctl drivers/input/misc/cm109.c:380 [inline] cm109_urb_irq_callback+0x2e7/0xb70 drivers/input/misc/cm109.c:431 __usb_hcd_giveback_urb+0x38a/0x6e0 drivers/usb/core/hcd.c:1650 usb_hcd_giveback_urb+0x39b/0x450 drivers/usb/core/hcd.c:1734 dummy_timer+0x180e/0x3a20 drivers/usb/gadget/udc/dummy_hcd.c:1994 __run_hrtimer kernel/time/hrtimer.c:1761 [inline] __hrtimer_run_queues+0x1ff/0xad0 kernel/time/hrtimer.c:1825 hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1842 handle_softirqs+0x216/0x8e0 kernel/softirq.c:579 __do_softirq kernel/softirq.c:613 [inline] invoke_softirq kernel/softirq.c:453 [inline] __irq_exit_rcu+0x109/0x170 kernel/softirq.c:680 irq_exit_rcu+0x9/0x30 kernel/softirq.c:696 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline] RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 kernel/locking/spinlock.c:202 Code: 90 f3 0f 1e fa 53 48 8b 74 24 08 48 89 fb 48 83 c7 18 e8 4a 9f 28 f6 48 89 df e8 f2 f2 28 f6 e8 ad 8b 53 f6 fb bf 01 00 00 00 52 5f 19 f6 65 8b 05 8b 84 34 08 85 c0 74 06 5b c3 cc cc cc cc RSP: 0018:ffffc90003a5fc08 EFLAGS: 00000206 RAX: 0000000000001063 RBX: ffff888107ff8000 RCX: 0000000000000006 RDX: 0000000000000000 RSI: ffffffff8dbe0f79 RDI: 0000000000000001 RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff90850217 R11: 0000000000000000 R12: 0000000000000003 R13: ffff888107ff8000 R14: ffff888107ff8c00 R15: 0000000000000019 spin_unlock_irq include/linux/spinlock.h:401 [inline] dummy_udc_stop+0x31e/0x440 drivers/usb/gadget/udc/dummy_hcd.c:1037 usb_gadget_udc_stop_locked drivers/usb/gadget/udc/core.c:1249 [inline] gadget_unbind_driver+0x2c6/0x4e0 drivers/usb/gadget/udc/core.c:1675 device_remove+0xc8/0x170 drivers/base/dd.c:567 __device_release_driver drivers/base/dd.c:1272 [inline] device_release_driver_internal+0x44b/0x620 drivers/base/dd.c:1295 driver_detach+0xd8/0x1b0 drivers/base/dd.c:1358 bus_remove_driver+0x13b/0x2c0 drivers/base/bus.c:747 driver_unregister+0x76/0xb0 drivers/base/driver.c:277 usb_gadget_unregister_driver+0x49/0x70 drivers/usb/gadget/udc/core.c:1732 raw_release+0x1ae/0x2b0 drivers/usb/gadget/legacy/raw_gadget.c:462 __fput+0x3ff/0xb70 fs/file_table.c:465 task_work_run+0x14d/0x240 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop kernel/entry/common.c:114 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x27b/0x2a0 kernel/entry/common.c:218 do_syscall_64+0xda/0x260 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0d0998e969 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd3ec0dee8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 00007f0d09bb7ba0 RCX: 00007f0d0998e969 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 00007f0d09bb7ba0 R08: 0000000000000000 R09: 000000113ec0e1df R10: 000000000003fd30 R11: 0000000000000246 R12: 000000000003f216 R13: 00007f0d09bb6160 R14: ffffffffffffffff R15: 00007ffd3ec0e000 ---------------- Code disassembly (best guess): 0: 90 nop 1: f3 0f 1e fa endbr64 5: 53 push %rbx 6: 48 8b 74 24 08 mov 0x8(%rsp),%rsi b: 48 89 fb mov %rdi,%rbx e: 48 83 c7 18 add $0x18,%rdi 12: e8 4a 9f 28 f6 call 0xf6289f61 17: 48 89 df mov %rbx,%rdi 1a: e8 f2 f2 28 f6 call 0xf628f311 1f: e8 ad 8b 53 f6 call 0xf6538bd1 24: fb sti 25: bf 01 00 00 00 mov $0x1,%edi * 2a: e8 52 5f 19 f6 call 0xf6195f81 <-- trapping instruction 2f: 65 8b 05 8b 84 34 08 mov %gs:0x834848b(%rip),%eax # 0x83484c1 36: 85 c0 test %eax,%eax 38: 74 06 je 0x40 3a: 5b pop %rbx 3b: c3 ret 3c: cc int3 3d: cc int3 3e: cc int3 3f: cc int3