cm109 3-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff88806992b300 submitted while active WARNING: CPU: 0 PID: 20998 at drivers/usb/core/urb.c:379 usb_submit_urb+0x1039/0x18c0 drivers/usb/core/urb.c:379 Modules linked in: CPU: 0 PID: 20998 Comm: udevd Not tainted 6.8.0-syzkaller-08073-g480e035fc4c7 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:usb_submit_urb+0x1039/0x18c0 drivers/usb/core/urb.c:379 Code: 00 eb 66 e8 99 88 86 fa e9 79 f0 ff ff e8 8f 88 86 fa c6 05 be 59 63 08 01 90 48 c7 c7 40 92 4b 8c 4c 89 ee e8 a8 5c 49 fa 90 <0f> 0b 90 90 e9 40 f0 ff ff e8 69 88 86 fa eb 12 e8 62 88 86 fa 41 RSP: 0018:ffffc90000007750 EFLAGS: 00010046 RAX: ad342b18c9058500 RBX: 0000000000000820 RCX: 0000000000040000 RDX: ffffc90002101000 RSI: 0000000000002023 RDI: 0000000000002024 RBP: ffff88806992b308 R08: ffffffff8157cc12 R09: 1ffff110172851a2 R10: dffffc0000000000 R11: ffffed10172851a3 R12: ffff888062f0f830 R13: ffff88806992b300 R14: dffffc0000000000 R15: ffff88802c151221 FS: 00007fed1f132c80(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8598fe8d58 CR3: 000000004f0b6000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: cm109_urb_irq_callback+0x6cc/0xc30 drivers/input/misc/cm109.c:422 __usb_hcd_giveback_urb+0x373/0x530 drivers/usb/core/hcd.c:1650 dummy_timer+0x8aa/0x3220 drivers/usb/gadget/udc/dummy_hcd.c:1987 call_timer_fn+0x17e/0x600 kernel/time/timer.c:1792 expire_timers kernel/time/timer.c:1843 [inline] __run_timers kernel/time/timer.c:2408 [inline] __run_timer_base+0x66a/0x8e0 kernel/time/timer.c:2419 run_timer_base kernel/time/timer.c:2428 [inline] run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2438 __do_softirq+0x2bc/0x943 kernel/softirq.c:554 invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf2/0x1c0 kernel/softirq.c:633 irq_exit_rcu+0x9/0x30 kernel/softirq.c:645 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:rcu_dynticks_curr_cpu_in_eqs include/linux/context_tracking.h:122 [inline] RIP: 0010:rcu_is_watching+0x3a/0xb0 kernel/rcu/tree.c:700 Code: e8 eb e6 f8 09 89 c3 83 f8 08 73 7a 49 bf 00 00 00 00 00 fc ff df 4c 8d 34 dd d0 e9 b0 8d 4c 89 f0 48 c1 e8 03 42 80 3c 38 00 <74> 08 4c 89 f7 e8 2c da 7c 00 48 c7 c3 08 7d 03 00 49 03 1e 48 89 RSP: 0018:ffffc9000c707660 EFLAGS: 00000246 RAX: 1ffffffff1b61d3a RBX: 0000000000000000 RCX: ffffffff8171c080 RDX: 0000000000000000 RSI: ffffffff8bfed340 RDI: ffffffff8bfed300 RBP: ffffc9000c7077c0 R08: ffffffff8f872cef R09: 1ffffffff1f0e59d R10: dffffc0000000000 R11: fffffbfff1f0e59e R12: 1ffff920018e0edc R13: ffffffff82344f0a R14: ffffffff8db0e9d0 R15: dffffc0000000000 trace_lock_release include/trace/events/lock.h:69 [inline] lock_release+0xbf/0x9d0 kernel/locking/lockdep.c:5765 up_read+0x16/0x20 kernel/locking/rwsem.c:1621 kernfs_dop_revalidate+0x4da/0x560 lookup_fast+0x1f4/0x4a0 walk_component fs/namei.c:2000 [inline] link_path_walk+0x60b/0xea0 fs/namei.c:2331 path_lookupat+0xa9/0x450 fs/namei.c:2484 filename_lookup+0x256/0x610 fs/namei.c:2514 vfs_statx+0x105/0x4e0 fs/stat.c:244 vfs_fstatat+0x135/0x190 fs/stat.c:304 __do_sys_newfstatat fs/stat.c:468 [inline] __se_sys_newfstatat fs/stat.c:462 [inline] __x64_sys_newfstatat+0x117/0x190 fs/stat.c:462 do_syscall_64+0xfb/0x240 entry_SYSCALL_64_after_hwframe+0x6d/0x75 RIP: 0033:0x7fed1ed165f4 Code: 64 c7 00 09 00 00 00 83 c8 ff c3 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 00 00 00 00 41 89 ca b8 06 01 00 00 0f 05 <45> 31 c0 3d 00 f0 ff ff 76 10 48 8b 15 03 a8 0d 00 f7 d8 41 83 c8 RSP: 002b:00007ffef91801c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 RAX: ffffffffffffffda RBX: 00005556791bd710 RCX: 00007fed1ed165f4 RDX: 00007ffef91801d8 RSI: 00007ffef9180668 RDI: 00000000ffffff9c RBP: 00007ffef9180268 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffef9180668 R13: 00007ffef91801d8 R14: 00005556791bd910 R15: 0000555674c70a04 ---------------- Code disassembly (best guess): 0: e8 eb e6 f8 09 call 0x9f8e6f0 5: 89 c3 mov %eax,%ebx 7: 83 f8 08 cmp $0x8,%eax a: 73 7a jae 0x86 c: 49 bf 00 00 00 00 00 movabs $0xdffffc0000000000,%r15 13: fc ff df 16: 4c 8d 34 dd d0 e9 b0 lea -0x724f1630(,%rbx,8),%r14 1d: 8d 1e: 4c 89 f0 mov %r14,%rax 21: 48 c1 e8 03 shr $0x3,%rax 25: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1) * 2a: 74 08 je 0x34 <-- trapping instruction 2c: 4c 89 f7 mov %r14,%rdi 2f: e8 2c da 7c 00 call 0x7cda60 34: 48 c7 c3 08 7d 03 00 mov $0x37d08,%rbx 3b: 49 03 1e add (%r14),%rbx 3e: 48 rex.W 3f: 89 .byte 0x89