cm109 10-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff888012c66100 submitted while active WARNING: CPU: 0 PID: 8632 at drivers/usb/core/urb.c:379 usb_submit_urb+0x152b/0x1790 drivers/usb/core/urb.c:379 Modules linked in: CPU: 0 UID: 0 PID: 8632 Comm: syz.5.626 Not tainted 6.16.0-rc5-syzkaller-00224-g379f604cc3dc #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+0x152b/0x1790 drivers/usb/core/urb.c:379 Code: fd eb cb bb fe ff ff ff e9 70 f3 ff ff e8 6d 2a 89 fa c6 05 79 c5 5f 09 01 90 48 c7 c7 e0 1f 73 8c 48 89 de e8 56 76 48 fa 90 <0f> 0b 90 90 e9 b6 fe ff ff bb f8 ff ff ff e9 40 f3 ff ff 48 89 ef RSP: 0018:ffffc90000007a88 EFLAGS: 00010086 RAX: 0000000000000000 RBX: ffff888012c66100 RCX: ffffffff817ab108 RDX: ffff8880275fa440 RSI: ffffffff817ab115 RDI: 0000000000000001 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000046 R13: ffff88806db5c858 R14: 000000000000000f R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff888097520000(0063) knlGS:00000000581c4440 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 00000000f7337828 CR3: 000000004b8a9000 CR4: 0000000000352ef0 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:1995 __run_hrtimer kernel/time/hrtimer.c:1761 [inline] __hrtimer_run_queues+0x202/0xad0 kernel/time/hrtimer.c:1825 hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1842 handle_softirqs+0x219/0x8e0 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:1050 [inline] sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1050 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:vsnprintf+0x53/0x1160 lib/vsprintf.c:2792 Code: 24 48 48 c7 44 24 50 b3 8a b5 41 48 c1 e8 03 48 89 44 24 20 48 89 c1 48 b8 00 00 00 00 00 fc ff df 48 c7 44 24 58 fb 7c f2 8d <48> 01 c8 48 c7 44 24 60 40 02 82 8b c7 00 f1 f1 f1 f1 c7 40 04 00 RSP: 0018:ffffc9000c5af910 EFLAGS: 00000a02 RAX: dffffc0000000000 RBX: 1ffff920018b5f42 RCX: 1ffff920018b5f2c RDX: ffffffff8c84ee40 RSI: 00000000000007ae RDI: ffff8880728da26e RBP: ffffc9000c5af9e8 R08: 0000000000000005 R09: 000000000000003f R10: 0000000000000003 R11: 0000000000000001 R12: ffff8880728da000 R13: ffffffff8c84ee40 R14: 00000000000007ae R15: ffff8880728da26e add_uevent_var+0x183/0x3a0 lib/kobject_uevent.c:679 usb_udc_uevent+0x70/0x1b0 drivers/usb/gadget/udc/core.c:1875 dev_uevent+0x26f/0x820 drivers/base/core.c:2703 kobject_uevent_env+0x657/0x1870 lib/kobject_uevent.c:573 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+0x402/0xb70 fs/file_table.c:465 task_work_run+0x150/0x240 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xeb/0x110 kernel/entry/common.c:114 exit_to_user_mode_prepare include/linux/entry-common.h:330 [inline] syscall_exit_to_user_mode_work include/linux/entry-common.h:414 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:449 [inline] __do_fast_syscall_32+0x2ac/0x3a0 arch/x86/entry/syscall_32.c:309 do_fast_syscall_32+0x32/0x80 arch/x86/entry/syscall_32.c:331 entry_SYSENTER_compat_after_hwframe+0x84/0x8e RIP: 0023:0xf706e579 Code: b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 RSP: 002b:00000000ffa7b47c EFLAGS: 00000202 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 0000000000000003 RCX: 000000000000001e RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 ---------------- Code disassembly (best guess): 0: 24 48 and $0x48,%al 2: 48 c7 44 24 50 b3 8a movq $0x41b58ab3,0x50(%rsp) 9: b5 41 b: 48 c1 e8 03 shr $0x3,%rax f: 48 89 44 24 20 mov %rax,0x20(%rsp) 14: 48 89 c1 mov %rax,%rcx 17: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 1e: fc ff df 21: 48 c7 44 24 58 fb 7c movq $0xffffffff8df27cfb,0x58(%rsp) 28: f2 8d * 2a: 48 01 c8 add %rcx,%rax <-- trapping instruction 2d: 48 c7 44 24 60 40 02 movq $0xffffffff8b820240,0x60(%rsp) 34: 82 8b 36: c7 00 f1 f1 f1 f1 movl $0xf1f1f1f1,(%rax) 3c: c7 .byte 0xc7 3d: 40 04 00 rex add $0x0,%al