cm109 9-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff888024d50300 submitted while active WARNING: CPU: 1 PID: 12482 at drivers/usb/core/urb.c:379 usb_submit_urb+0x10b1/0x1990 drivers/usb/core/urb.c:379 Modules linked in: CPU: 1 PID: 12482 Comm: syz.8.1737 Tainted: G W 6.1.121-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:usb_submit_urb+0x10b1/0x1990 drivers/usb/core/urb.c:379 Code: 91 11 fb eb 4d e8 cf 91 11 fb e9 fc ef ff ff e8 c5 91 11 fb c6 05 87 a5 0d 08 01 48 c7 c7 a0 de ac 8b 4c 89 ee e8 ff aa d9 fa <0f> 0b e9 c7 ef ff ff e8 a3 91 11 fb eb 1a e8 9c 91 11 fb eb 13 e8 RSP: 0018:ffffc900001e07f8 EFLAGS: 00010046 RAX: 05af88a8c93cb900 RBX: ffff88807af06048 RCX: 0000000000040000 RDX: ffffc900022f1000 RSI: 00000000000015a4 RDI: 00000000000015a5 RBP: ffff888024d50308 R08: ffffffff8152b84e R09: ffffed10171e4f1c R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffff888024d50300 R14: 0000000000000a20 R15: ffff888071773939 FS: 0000555574882500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000007344a000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: cm109_urb_irq_callback+0x6c4/0xc20 drivers/input/misc/cm109.c:422 __usb_hcd_giveback_urb+0x371/0x530 drivers/usb/core/hcd.c:1675 dummy_timer+0x8dc/0x32b0 drivers/usb/gadget/udc/dummy_hcd.c:1994 __run_hrtimer kernel/time/hrtimer.c:1689 [inline] __hrtimer_run_queues+0x5e5/0xe50 kernel/time/hrtimer.c:1753 hrtimer_run_softirq+0x196/0x2c0 kernel/time/hrtimer.c:1770 handle_softirqs+0x2ee/0xa40 kernel/softirq.c:571 __do_softirq kernel/softirq.c:605 [inline] invoke_softirq kernel/softirq.c:445 [inline] __irq_exit_rcu+0x157/0x240 kernel/softirq.c:654 irq_exit_rcu+0x5/0x20 kernel/softirq.c:666 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline] sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1118 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691 RIP: 0010:___slab_alloc+0x109f/0x1270 Code: c7 44 24 70 00 00 00 00 9c 8f 44 24 70 f7 44 24 70 00 02 00 00 75 40 41 f7 c4 00 02 00 00 74 01 fb 65 48 8b 04 25 28 00 00 00 <48> 3b 44 24 78 0f 85 f9 00 00 00 4c 89 f8 48 81 c4 80 00 00 00 5b RSP: 0018:ffffc9000d1d7978 EFLAGS: 00000206 RAX: 05af88a8c93cb900 RBX: ffff8880b8f440f0 RCX: ffffffff816b123a RDX: dffffc0000000000 RSI: ffffffff8b0c0340 RDI: ffffffff8b5e6400 RBP: 0000000000000001 R08: dffffc0000000000 R09: fffffbfff2249c51 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000246 R13: ffff88801aa4e000 R14: ffff8880b8f440d0 R15: ffff88803130e8c0 __slab_alloc mm/slub.c:3279 [inline] slab_alloc_node mm/slub.c:3364 [inline] kmem_cache_alloc_node+0x1cf/0x310 mm/slub.c:3443 __alloc_skb+0xde/0x670 net/core/skbuff.c:505 alloc_skb include/linux/skbuff.h:1271 [inline] alloc_uevent_skb+0x74/0x220 lib/kobject_uevent.c:290 uevent_net_broadcast_untagged lib/kobject_uevent.c:326 [inline] kobject_uevent_net_broadcast+0x2e5/0x560 lib/kobject_uevent.c:409 kobject_uevent_env+0x576/0x8c0 lib/kobject_uevent.c:608 device_remove drivers/base/dd.c:548 [inline] __device_release_driver drivers/base/dd.c:1260 [inline] device_release_driver_internal+0x4f3/0x880 drivers/base/dd.c:1286 driver_detach+0x1f7/0x2d0 drivers/base/dd.c:1349 bus_remove_driver+0xf9/0x250 drivers/base/bus.c:679 usb_gadget_unregister_driver+0x4a/0x70 drivers/usb/gadget/udc/core.c:1707 raw_release+0xf5/0x1e0 drivers/usb/gadget/legacy/raw_gadget.c:415 __fput+0x3f6/0x8d0 fs/file_table.c:320 task_work_run+0x246/0x300 kernel/task_work.c:203 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0xde/0x100 kernel/entry/common.c:177 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline] syscall_exit_to_user_mode+0x60/0x270 kernel/entry/common.c:303 do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:87 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f2c31985d29 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffed8e75588 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 00000000000f007b RCX: 00007f2c31985d29 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 00007f2c31b77ba0 R08: 0000000000000001 R09: 00007ffed8e7587f R10: 00007f2c31600000 R11: 0000000000000246 R12: 00000000000f0458 R13: 00007f2c31b75fa0 R14: 0000000000000032 R15: ffffffffffffffff ---------------- Code disassembly (best guess): 0: c7 44 24 70 00 00 00 movl $0x0,0x70(%rsp) 7: 00 8: 9c pushf 9: 8f 44 24 70 pop 0x70(%rsp) d: f7 44 24 70 00 02 00 testl $0x200,0x70(%rsp) 14: 00 15: 75 40 jne 0x57 17: 41 f7 c4 00 02 00 00 test $0x200,%r12d 1e: 74 01 je 0x21 20: fb sti 21: 65 48 8b 04 25 28 00 mov %gs:0x28,%rax 28: 00 00 * 2a: 48 3b 44 24 78 cmp 0x78(%rsp),%rax <-- trapping instruction 2f: 0f 85 f9 00 00 00 jne 0x12e 35: 4c 89 f8 mov %r15,%rax 38: 48 81 c4 80 00 00 00 add $0x80,%rsp 3f: 5b pop %rbx