cm109 1-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff8880316d7900 submitted while active WARNING: drivers/usb/core/urb.c:379 at usb_submit_urb+0x7b/0x18b0 drivers/usb/core/urb.c:379, CPU#1: udevd/6356 Modules linked in: CPU: 1 UID: 0 PID: 6356 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 RIP: 0010:usb_submit_urb+0x7e/0x18b0 drivers/usb/core/urb.c:379 Code: 89 f0 48 c1 e8 03 42 80 3c 38 00 74 08 4c 89 f7 e8 17 5b f7 fa 49 83 3e 00 74 40 e8 ec 05 8d fa 48 8d 3d 35 a8 e6 08 48 89 de <67> 48 0f b9 3a b8 f0 ff ff ff eb 11 e8 d1 05 8d fa eb 05 e8 ca 05 RSP: 0018:ffffc90000a08960 EFLAGS: 00010087 RAX: ffffffff873891e4 RBX: ffff8880316d7900 RCX: 0000000000040000 RDX: ffffc90002372000 RSI: ffff8880316d7900 RDI: ffffffff901f3a20 RBP: 000000000000000f R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffff5200014112c R12: 0000000000000820 R13: ffff8880525d3030 R14: ffff8880316d7908 R15: dffffc0000000000 FS: 00007f169f540880(0000) GS:ffff88812554b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f169ef45f5c CR3: 0000000078a09000 CR4: 0000000000350ef0 Call Trace: cm109_submit_ctl drivers/input/misc/cm109.c:380 [inline] cm109_urb_irq_callback+0x6e2/0xcb0 drivers/input/misc/cm109.c:431 __usb_hcd_giveback_urb+0x376/0x540 drivers/usb/core/hcd.c:1657 dummy_timer+0xbbd/0x4650 drivers/usb/gadget/udc/dummy_hcd.c:2005 __run_hrtimer kernel/time/hrtimer.c:1785 [inline] __hrtimer_run_queues+0x53a/0xcc0 kernel/time/hrtimer.c:1849 hrtimer_run_softirq+0x182/0x5a0 kernel/time/hrtimer.c:1866 handle_softirqs+0x22a/0x870 kernel/softirq.c:622 __do_softirq kernel/softirq.c:656 [inline] invoke_softirq kernel/softirq.c:496 [inline] __irq_exit_rcu+0x5f/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:debug_lockdep_rcu_enabled+0x29/0x40 kernel/rcu/update.c:321 Code: 90 f3 0f 1e fa 31 c0 83 3d d3 32 61 04 00 74 1d 83 3d aa 64 61 04 00 74 14 65 48 8b 0d 08 87 6c 07 31 c0 83 b9 54 0b 00 00 00 <0f> 94 c0 e9 fa 77 5f f5 cc cc cc cc cc cc cc cc cc cc cc cc cc cc RSP: 0018:ffffc90003247518 EFLAGS: 00000246 RAX: 0000000000000000 RBX: ffff88807e9d2500 RCX: ffff888030480000 RDX: 0000000000000000 RSI: ffffffff8ff8b0e0 RDI: 0000000000000001 RBP: 0000000000000001 R08: ffff888030480000 R09: 0000000000000004 R10: 0000000000000003 R11: 0000000000000000 R12: dffffc0000000000 R13: ffff88807eec9400 R14: 0000000000000000 R15: ffffc900032476c0 mt_slot lib/maple_tree.c:736 [inline] mas_next_slot+0x8df/0xcf0 lib/maple_tree.c:4406 mas_find+0xb0e/0xd30 lib/maple_tree.c:5622 vma_next include/linux/mm.h:1323 [inline] validate_mm+0xfe/0x4c0 mm/vma.c:650 __split_vma+0x909/0xa40 mm/vma.c:567 vms_gather_munmap_vmas+0x32d/0x1370 mm/vma.c:1408 do_vmi_align_munmap+0x2b4/0x4b0 mm/vma.c:1576 do_vmi_munmap+0x252/0x2d0 mm/vma.c:1633 __vm_munmap+0x22c/0x3d0 mm/vma.c:3261 __do_sys_munmap mm/mmap.c:1078 [inline] __se_sys_munmap mm/mmap.c:1075 [inline] __x64_sys_munmap+0x60/0x70 mm/mmap.c:1075 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x15f/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f169f643097 Code: 73 01 c3 48 8b 0d 61 2d 0d 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 0b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 31 2d 0d 00 f7 d8 64 89 01 48 RSP: 002b:00007ffc06158918 EFLAGS: 00000246 ORIG_RAX: 000000000000000b RAX: ffffffffffffffda RBX: 000055742e2e5900 RCX: 00007f169f643097 RDX: 000055742e2e0748 RSI: 0000000000000200 RDI: 00007f169ef8c000 RBP: 0000000000000015 R08: 000055742e2e58d0 R09: 0000000000000003 R10: 0000000000000040 R11: 0000000000000246 R12: 000055742e2df0b0 R13: 00007f169f7e539c R14: 0000000000002a00 R15: 0000000000000009 ---------------- 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 17 5b f7 fa call 0xfaf75b2c 15: 49 83 3e 00 cmpq $0x0,(%r14) 19: 74 40 je 0x5b 1b: e8 ec 05 8d fa call 0xfa8d060c 20: 48 8d 3d 35 a8 e6 08 lea 0x8e6a835(%rip),%rdi # 0x8e6a85c 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 d1 05 8d fa call 0xfa8d060c 3b: eb 05 jmp 0x42 3d: e8 .byte 0xe8 3e: ca .byte 0xca 3f: 05 .byte 0x5