cm109 2-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff88802781f000 submitted while active WARNING: drivers/usb/core/urb.c:380 at usb_submit_urb+0x7b/0x18d0 drivers/usb/core/urb.c:380, CPU#1: syz.2.3007/12075 Modules linked in: CPU: 1 UID: 0 PID: 12075 Comm: syz.2.3007 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 RIP: 0010:usb_submit_urb+0x7e/0x18d0 drivers/usb/core/urb.c:380 Code: 89 f0 48 c1 e8 03 42 80 3c 38 00 74 08 4c 89 f7 e8 47 8c 28 fb 49 83 3e 00 74 40 e8 bc 69 c2 fa 48 8d 3d 75 58 90 08 48 89 de <67> 48 0f b9 3a b8 f0 ff ff ff eb 11 e8 a1 69 c2 fa eb 05 e8 9a 69 RSP: 0000:ffffc90000a08978 EFLAGS: 00010087 RAX: ffffffff86fe8e94 RBX: ffff88802781f000 RCX: 0000000000040000 RDX: ffffc90002382000 RSI: ffff88802781f000 RDI: ffffffff8f8ee710 RBP: 000000000000000f R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffff52000141130 R12: 0000000000000820 R13: ffff88807deed830 R14: ffff88802781f008 R15: dffffc0000000000 FS: 000055556d090500(0000) GS:ffff888125f1f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd49cbd1828 CR3: 00000000765c4000 CR4: 00000000003526f0 Call Trace: cm109_submit_ctl drivers/input/misc/cm109.c:380 [inline] cm109_urb_irq_callback+0x709/0xcd0 drivers/input/misc/cm109.c:431 __usb_hcd_giveback_urb+0x376/0x540 drivers/usb/core/hcd.c:1661 dummy_timer+0x85f/0x45b0 drivers/usb/gadget/udc/dummy_hcd.c:1995 __run_hrtimer kernel/time/hrtimer.c:1777 [inline] __hrtimer_run_queues+0x51c/0xc30 kernel/time/hrtimer.c:1841 hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1858 handle_softirqs+0x22b/0x7c0 kernel/softirq.c:622 __do_softirq kernel/softirq.c:656 [inline] invoke_softirq kernel/softirq.c:496 [inline] __irq_exit_rcu+0x60/0x150 kernel/softirq.c:723 irq_exit_rcu+0x9/0x30 kernel/softirq.c:739 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1056 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697 RIP: 0010:mm_trace_rss_stat+0x5/0x1e0 mm/memory.c:181 Code: 03 38 c1 7c be 48 89 df e8 38 16 1b 00 eb b4 cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1f 40 d6 55 <41> 57 41 56 41 54 53 89 f3 49 89 fe e8 ba f3 b4 ff 0f 1f 44 00 00 RSP: 0000:ffffc9000c10fb30 EFLAGS: 00000292 RAX: ffffffff84c4d33a RBX: ffff888073d4f150 RCX: ffff888073938000 RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff888076a46e40 RBP: ffffea0001f8ba80 R08: ffffea0001f8bab7 R09: 1ffffd40003f1756 R10: dffffc0000000000 R11: fffff940003f1757 R12: 1ffff1100e7a9e2a R13: ffffc9000c10fd60 R14: ffff888073d4f150 R15: 0000000000000001 do_anonymous_page mm/memory.c:5266 [inline] do_pte_missing+0x1eac/0x3330 mm/memory.c:4399 handle_pte_fault mm/memory.c:6273 [inline] __handle_mm_fault mm/memory.c:6411 [inline] handle_mm_fault+0x1b26/0x32b0 mm/memory.c:6580 do_user_addr_fault+0xa7c/0x1380 arch/x86/mm/fault.c:1336 handle_page_fault arch/x86/mm/fault.c:1476 [inline] exc_page_fault+0x71/0xd0 arch/x86/mm/fault.c:1532 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:618 RIP: 0033:0x7fd49c84d756 Code: 29 45 38 1c 10 75 23 83 c0 01 44 39 d0 75 dc 48 89 f0 25 ff 1f 00 00 49 89 34 c1 41 88 3c 00 31 c0 c3 66 90 41 38 3c 10 74 0b <41> 88 3c 10 31 c0 49 89 34 d1 c3 b8 01 00 00 00 c3 66 0f 1f 84 00 RSP: 002b:00007fd49cd0fa58 EFLAGS: 00010246 RAX: 00000000892cb828 RBX: 00007fd49d715720 RCX: 0000000000000000 RDX: 0000000000001828 RSI: ffffffff892cb828 RDI: 0000000000000000 RBP: ffffffff892cb828 R08: 00007fd49cbd0000 R09: 00007fd49cbd2000 R10: 00000000892cb82c R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: ffffffff892cbc28 R15: 0000000000000003 ---------------- Code disassembly (best guess): 0: 89 f0 mov %esi,%eax 2: 48 c1 e8 03 shr $0x3,%rax 6: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1) b: 74 08 je 0x15 d: 4c 89 f7 mov %r14,%rdi 10: e8 47 8c 28 fb call 0xfb288c5c 15: 49 83 3e 00 cmpq $0x0,(%r14) 19: 74 40 je 0x5b 1b: e8 bc 69 c2 fa call 0xfac269dc 20: 48 8d 3d 75 58 90 08 lea 0x8905875(%rip),%rdi # 0x890589c 27: 48 89 de mov %rbx,%rsi * 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction 2f: b8 f0 ff ff ff mov $0xfffffff0,%eax 34: eb 11 jmp 0x47 36: e8 a1 69 c2 fa call 0xfac269dc 3b: eb 05 jmp 0x42 3d: e8 .byte 0xe8 3e: 9a (bad) 3f: 69 .byte 0x69