cm109 2-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff8880584e2500 submitted while active WARNING: CPU: 0 PID: 7408 at drivers/usb/core/urb.c:379 usb_submit_urb+0xfc1/0x1830 drivers/usb/core/urb.c:379 Modules linked in: CPU: 0 UID: 0 PID: 7408 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:usb_submit_urb+0xfc1/0x1830 drivers/usb/core/urb.c:379 Code: 44 89 f2 e8 11 bb 00 fa e9 13 fc ff ff e8 27 d2 93 fa c6 05 bd ab 61 08 01 90 48 c7 c7 c0 fe 34 8c 48 89 de e8 b0 70 57 fa 90 <0f> 0b 90 90 e9 b7 f0 ff ff e8 01 d2 93 fa eb 11 e8 fa d1 93 fa bd RSP: 0018:ffffc90000007868 EFLAGS: 00010046 RAX: 82ed951af1f5d600 RBX: ffff8880584e2500 RCX: 0000000000040000 RDX: ffffc90002191000 RSI: 00000000000050ae RDI: 00000000000050af RBP: 000000000000000f R08: ffff8880b8624253 R09: 1ffff110170c484a R10: dffffc0000000000 R11: ffffed10170c484b R12: dffffc0000000000 R13: ffff888028d7d030 R14: ffff8880584e2508 R15: 0000000000000820 FS: 00007f8e53f94880(0000) GS:ffff888125c18000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000052030 CR3: 0000000077f2c000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000004 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: cm109_submit_ctl drivers/input/misc/cm109.c:380 [inline] cm109_urb_irq_callback+0x709/0xca0 drivers/input/misc/cm109.c:431 __usb_hcd_giveback_urb+0x373/0x540 drivers/usb/core/hcd.c:1661 dummy_timer+0x862/0x4550 drivers/usb/gadget/udc/dummy_hcd.c:1995 __run_hrtimer kernel/time/hrtimer.c:1761 [inline] __hrtimer_run_queues+0x529/0xc60 kernel/time/hrtimer.c:1825 hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1842 handle_softirqs+0x283/0x870 kernel/softirq.c:579 __do_softirq kernel/softirq.c:613 [inline] invoke_softirq kernel/softirq.c:453 [inline] __irq_exit_rcu+0xca/0x1f0 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+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1050 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:orc_ip arch/x86/kernel/unwind_orc.c:80 [inline] RIP: 0010:__orc_find arch/x86/kernel/unwind_orc.c:102 [inline] RIP: 0010:orc_find arch/x86/kernel/unwind_orc.c:227 [inline] RIP: 0010:unwind_next_frame+0x130e/0x2390 arch/x86/kernel/unwind_orc.c:494 Code: c1 e8 3f 48 01 c8 48 83 e0 fe 4c 8d 3c 45 00 00 00 00 49 01 ef 4c 89 f8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 0f b6 04 08 <84> c0 75 27 49 63 07 4c 01 f8 49 8d 4f 04 4c 39 e0 48 0f 46 e9 49 RSP: 0018:ffffc90003d4f1b8 EFLAGS: 00000a07 RAX: 0000000000000000 RBX: ffffffff8fc0b43c RCX: dffffc0000000000 RDX: ffffffff8fc0b43c RSI: ffffffff9041555c RDI: ffffffff8be337a0 RBP: ffffffff8fc0b43c R08: 0000000000000003 R09: ffffffff8172c195 R10: ffffc90003d4f2d8 R11: ffffffff81ac3820 R12: ffffffff822c7834 R13: ffffffff8fc0b43c R14: ffffc90003d4f288 R15: ffffffff8fc0b43c arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122 save_stack+0xf5/0x1f0 mm/page_owner.c:156 __reset_page_owner+0x71/0x1f0 mm/page_owner.c:308 reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1395 [inline] __free_frozen_pages+0xbc4/0xd30 mm/page_alloc.c:2895 discard_slab mm/slub.c:2753 [inline] __put_partials+0x156/0x1a0 mm/slub.c:3218 put_cpu_partial+0x17c/0x250 mm/slub.c:3293 __slab_free+0x2d5/0x3c0 mm/slub.c:4550 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x97/0x140 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x148/0x160 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:340 kasan_slab_alloc include/linux/kasan.h:250 [inline] slab_post_alloc_hook mm/slub.c:4180 [inline] slab_alloc_node mm/slub.c:4229 [inline] kmem_cache_alloc_noprof+0x1c1/0x3c0 mm/slub.c:4236 seq_open+0x5f/0x140 fs/seq_file.c:63 kernfs_fop_open+0x542/0xca0 fs/kernfs/file.c:-1 do_dentry_open+0x950/0x13f0 fs/open.c:965 vfs_open+0x3b/0x340 fs/open.c:1095 do_open fs/namei.c:3887 [inline] path_openat+0x2ee5/0x3830 fs/namei.c:4046 do_filp_open+0x1fa/0x410 fs/namei.c:4073 do_sys_openat2+0x121/0x1c0 fs/open.c:1435 do_sys_open fs/open.c:1450 [inline] __do_sys_openat fs/open.c:1466 [inline] __se_sys_openat fs/open.c:1461 [inline] __x64_sys_openat+0x138/0x170 fs/open.c:1461 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8e538a7407 Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff RSP: 002b:00007fffd5a4ef80 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f8e53f94880 RCX: 00007f8e538a7407 RDX: 0000000000080000 RSI: 00007fffd5a4f100 RDI: ffffffffffffff9c RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 00005592abf1a7f5 R13: 00005592abf1a7f5 R14: 0000000000000001 R15: 00005592abf35140 ---------------- Code disassembly (best guess): 0: c1 e8 3f shr $0x3f,%eax 3: 48 01 c8 add %rcx,%rax 6: 48 83 e0 fe and $0xfffffffffffffffe,%rax a: 4c 8d 3c 45 00 00 00 lea 0x0(,%rax,2),%r15 11: 00 12: 49 01 ef add %rbp,%r15 15: 4c 89 f8 mov %r15,%rax 18: 48 c1 e8 03 shr $0x3,%rax 1c: 48 b9 00 00 00 00 00 movabs $0xdffffc0000000000,%rcx 23: fc ff df 26: 0f b6 04 08 movzbl (%rax,%rcx,1),%eax * 2a: 84 c0 test %al,%al <-- trapping instruction 2c: 75 27 jne 0x55 2e: 49 63 07 movslq (%r15),%rax 31: 4c 01 f8 add %r15,%rax 34: 49 8d 4f 04 lea 0x4(%r15),%rcx 38: 4c 39 e0 cmp %r12,%rax 3b: 48 0f 46 e9 cmovbe %rcx,%rbp 3f: 49 rex.WB