cm109 2-1:0.8: cm109_urb_irq_callback: urb status -71
------------[ cut here ]------------
URB ffff888077403600 submitted while active
WARNING: CPU: 0 PID: 7188 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: 7188 Comm: syz.1.342 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 e1 bf 00 fa e9 13 fc ff ff e8 f7 d6 93 fa c6 05 4e ad 61 08 01 90 48 c7 c7 c0 fc 34 8c 48 89 de e8 80 75 57 fa 90 <0f> 0b 90 90 e9 b7 f0 ff ff e8 d1 d6 93 fa eb 11 e8 ca d6 93 fa bd
RSP: 0018:ffffc90000007868 EFLAGS: 00010046
RAX: be887edf7a445f00 RBX: ffff888077403600 RCX: 0000000000040000
RDX: ffffc90002161000 RSI: 0000000000007aa2 RDI: 0000000000007aa3
RBP: 000000000000000f R08: ffff8880b8624253 R09: 1ffff110170c484a
R10: dffffc0000000000 R11: ffffed10170c484b R12: dffffc0000000000
R13: ffff888063a30030 R14: ffff888077403608 R15: 0000000000000820
FS: 0000000000000000(0000) GS:ffff888125c1b000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f13ba6dfca8 CR3: 0000000030880000 CR4: 00000000003526f0
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+0x376/0x540 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:unwind_next_frame+0xb13/0x2390 arch/x86/include/asm/stacktrace.h:-1
Code: 78 4d 8b 7e 08 49 8d 5e 10 49 89 dd 49 c1 ed 03 48 b8 00 00 00 00 00 fc ff df 41 80 7c 05 00 00 74 08 48 89 df e8 ad 4d b0 00 <48> 89 9c 24 88 00 00 00 49 8d 5c 24 f8 4d 8b 66 10 48 b8 00 00 00
RSP: 0018:ffffc9001e576e98 EFLAGS: 00000246
RAX: dffffc0000000000 RBX: ffffc9001e576f78 RCX: ffffffff8fbf7420
RDX: ffffffff903f749c RSI: 0000000000000002 RDI: ffffffff8be33720
RBP: 1ffff92003caedee R08: 0000000000000014 R09: ffffffff8172c195
R10: ffffc9001e576fb8 R11: ffffffff81ac3820 R12: ffffc9001e5772e0
R13: 1ffff92003caedef R14: ffffc9001e576f68 R15: ffffc9001e570000
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
__set_page_owner+0x8d/0x4a0 mm/page_owner.c:329
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x240/0x2a0 mm/page_alloc.c:1851
prep_new_page mm/page_alloc.c:1859 [inline]
get_page_from_freelist+0x21e4/0x22c0 mm/page_alloc.c:3858
__alloc_frozen_pages_noprof+0x181/0x370 mm/page_alloc.c:5148
alloc_pages_mpol+0x232/0x4a0 mm/mempolicy.c:2416
alloc_slab_page mm/slub.c:2487 [inline]
allocate_slab+0x8a/0x370 mm/slub.c:2655
new_slab mm/slub.c:2709 [inline]
___slab_alloc+0xbeb/0x1410 mm/slub.c:3891
__slab_alloc mm/slub.c:3981 [inline]
__slab_alloc_node mm/slub.c:4056 [inline]
slab_alloc_node mm/slub.c:4217 [inline]
__kmalloc_cache_noprof+0x296/0x3d0 mm/slub.c:4391
kmalloc_noprof include/linux/slab.h:905 [inline]
kzalloc_noprof include/linux/slab.h:1039 [inline]
kobject_uevent_env+0x27c/0x8c0 lib/kobject_uevent.c:540
device_remove drivers/base/dd.c:569 [inline]
__device_release_driver drivers/base/dd.c:1274 [inline]
device_release_driver_internal+0x46c/0x800 drivers/base/dd.c:1297
driver_detach+0x1f3/0x2d0 drivers/base/dd.c:1360
bus_remove_driver+0x226/0x2f0 drivers/base/bus.c:747
usb_gadget_unregister_driver+0x4e/0x70 drivers/usb/gadget/udc/core.c:1732
raw_release+0xd7/0x260 drivers/usb/gadget/legacy/raw_gadget.c:462
__fput+0x44c/0xa70 fs/file_table.c:468
task_work_run+0x1d4/0x260 kernel/task_work.c:227
exit_task_work include/linux/task_work.h:40 [inline]
do_exit+0x6b5/0x2300 kernel/exit.c:961
do_group_exit+0x21c/0x2d0 kernel/exit.c:1102
get_signal+0x1286/0x1340 kernel/signal.c:3034
arch_do_signal_or_restart+0x9a/0x750 arch/x86/kernel/signal.c:337
exit_to_user_mode_loop+0x75/0x110 kernel/entry/common.c:40
exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
syscall_exit_to_user_mode_work include/linux/entry-common.h:175 [inline]
syscall_exit_to_user_mode include/linux/entry-common.h:210 [inline]
do_syscall_64+0x2bd/0x3b0 arch/x86/entry/syscall_64.c:100
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0b44d8ebe9
Code: Unable to access opcode bytes at 0x7f0b44d8ebbf.
RSP: 002b:00007f0b45b23038 EFLAGS: 00000246 ORIG_RAX: 000000000000012b
RAX: fffffffffffffe00 RBX: 00007f0b44fb6090 RCX: 00007f0b44d8ebe9
RDX: 0000000000010106 RSI: 00002000000000c0 RDI: 0000000000000003
RBP: 00007f0b44e11e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0b44fb6128 R14: 00007f0b44fb6090 R15: 00007f0b450dfa28
----------------
Code disassembly (best guess):
0: 78 4d js 0x4f
2: 8b 7e 08 mov 0x8(%rsi),%edi
5: 49 8d 5e 10 lea 0x10(%r14),%rbx
9: 49 89 dd mov %rbx,%r13
c: 49 c1 ed 03 shr $0x3,%r13
10: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
17: fc ff df
1a: 41 80 7c 05 00 00 cmpb $0x0,0x0(%r13,%rax,1)
20: 74 08 je 0x2a
22: 48 89 df mov %rbx,%rdi
25: e8 ad 4d b0 00 call 0xb04dd7
* 2a: 48 89 9c 24 88 00 00 mov %rbx,0x88(%rsp) <-- trapping instruction
31: 00
32: 49 8d 5c 24 f8 lea -0x8(%r12),%rbx
37: 4d 8b 66 10 mov 0x10(%r14),%r12
3b: 48 rex.W
3c: b8 .byte 0xb8
3d: 00 00 add %al,(%rax)