------------[ cut here ]------------
URB ffff888024034000 submitted while active
WARNING: CPU: 0 PID: 5529 at drivers/usb/core/urb.c:379 usb_submit_urb+0x14da/0x1730 drivers/usb/core/urb.c:379
Modules linked in:
CPU: 0 PID: 5529 Comm: syz-executor.1 Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:usb_submit_urb+0x14da/0x1730 drivers/usb/core/urb.c:379
Code: fd eb cb bb fe ff ff ff e9 c1 f3 ff ff e8 9e 15 e1 fa c6 05 0d 34 dc 08 01 90 48 c7 c7 e0 6c c6 8b 48 89 de e8 27 cb a3 fa 90 <0f> 0b 90 90 e9 b6 fe ff ff bb f8 ff ff ff e9 91 f3 ff ff 48 89 ef
RSP: 0018:ffffc90000007908 EFLAGS: 00010082
RAX: 0000000000000000 RBX: ffff888024034000 RCX: ffffc900020e1000
RDX: 0000000000040000 RSI: ffffffff814faff6 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000087
R13: ffff8880631d0858 R14: 000000000000000f R15: 0000000000000000
FS: 000055556dc80480(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4b1daabed8 CR3: 000000007ebfe000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
cm109_urb_irq_callback+0x2e7/0xb50 drivers/input/misc/cm109.c:422
__usb_hcd_giveback_urb+0x364/0x5c0 drivers/usb/core/hcd.c:1650
usb_hcd_giveback_urb+0x396/0x450 drivers/usb/core/hcd.c:1734
dummy_timer+0x17fb/0x3930 drivers/usb/gadget/udc/dummy_hcd.c:1987
call_timer_fn+0x1a0/0x5b0 kernel/time/timer.c:1792
expire_timers kernel/time/timer.c:1843 [inline]
__run_timers+0x74b/0xab0 kernel/time/timer.c:2408
__run_timer_base kernel/time/timer.c:2419 [inline]
__run_timer_base kernel/time/timer.c:2412 [inline]
run_timer_base+0x111/0x190 kernel/time/timer.c:2428
run_timer_softirq+0x1a/0x40 kernel/time/timer.c:2438
__do_softirq+0x218/0x8de kernel/softirq.c:554
invoke_softirq kernel/softirq.c:428 [inline]
__irq_exit_rcu kernel/softirq.c:633 [inline]
irq_exit_rcu+0xb9/0x120 kernel/softirq.c:645
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
sysvec_apic_timer_interrupt+0x95/0xb0 arch/x86/kernel/apic/apic.c:1043
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:stack_trace_consume_entry+0xab/0x170 kernel/stacktrace.c:93
Code: 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 98 00 00 00 8b 43 0c 85 c0 75 57 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 9a 00 00 00 8d 45 01 89 43 10 48 8b 03 48 8d 2c
RSP: 0018:ffffc90003cff878 EFLAGS: 00000a02
RAX: dffffc0000000000 RBX: ffffc90003cff960 RCX: ffffffff8133f50e
RDX: 1ffff9200079ff2c RSI: ffffffff81e6fb83 RDI: ffffc90003cff96c
RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000
R10: ffffffff81e6fb83 R11: 0000000000000002 R12: ffffc90003cff8a0
R13: ffffffff8178d3a0 R14: ffffc90003cff960 R15: ffff88805f221e00
arch_stack_walk+0xe1/0x170 arch/x86/kernel/stacktrace.c:27
stack_trace_save+0x95/0xd0 kernel/stacktrace.c:122
kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
kasan_save_track+0x14/0x30 mm/kasan/common.c:68
kasan_save_free_info+0x3b/0x60 mm/kasan/generic.c:579
poison_slab_object mm/kasan/common.c:240 [inline]
__kasan_slab_free+0x11d/0x1a0 mm/kasan/common.c:256
kasan_slab_free include/linux/kasan.h:184 [inline]
slab_free_hook mm/slub.c:2106 [inline]
slab_free mm/slub.c:4280 [inline]
kmem_cache_free+0x12e/0x360 mm/slub.c:4344
kfree_skbmem+0x10e/0x200 net/core/skbuff.c:1159
__kfree_skb net/core/skbuff.c:1217 [inline]
consume_skb net/core/skbuff.c:1432 [inline]
consume_skb+0xdf/0x170 net/core/skbuff.c:1426
uevent_net_broadcast_untagged lib/kobject_uevent.c:337 [inline]
kobject_uevent_net_broadcast lib/kobject_uevent.c:409 [inline]
kobject_uevent_env+0xc7e/0x1830 lib/kobject_uevent.c:593
__device_release_driver drivers/base/dd.c:1284 [inline]
device_release_driver_internal+0x51b/0x610 drivers/base/dd.c:1295
driver_detach+0xd8/0x1b0 drivers/base/dd.c:1358
bus_remove_driver+0x13b/0x2c0 drivers/base/bus.c:735
driver_unregister+0x76/0xb0 drivers/base/driver.c:274
usb_gadget_unregister_driver+0x49/0x70 drivers/usb/gadget/udc/core.c:1717
raw_release+0x1a9/0x2f0 drivers/usb/gadget/legacy/raw_gadget.c:462
__fput+0x270/0xb80 fs/file_table.c:422
__fput_sync+0x47/0x50 fs/file_table.c:507
__do_sys_close fs/open.c:1556 [inline]
__se_sys_close fs/open.c:1541 [inline]
__x64_sys_close+0x86/0x100 fs/open.c:1541
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xd2/0x260 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7fddef27cd5a
Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 03 7f 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 63 7f 02 00 8b 44 24
RSP: 002b:00007ffdd88f26f0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fddef27cd5a
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000000000b
RBP: 00007fddef3ad980 R08: 0000001b30a20000 R09: 00000000000003de
R10: 0000000084be9a53 R11: 0000000000000293 R12: 000000000001e865
R13: ffffffffffffffff R14: 00007fddeee00000 R15: 000000000001d118
----------------
Code disassembly (best guess):
0: 83 e0 07 and $0x7,%eax
3: 83 c0 03 add $0x3,%eax
6: 38 d0 cmp %dl,%al
8: 7c 08 jl 0x12
a: 84 d2 test %dl,%dl
c: 0f 85 98 00 00 00 jne 0xaa
12: 8b 43 0c mov 0xc(%rbx),%eax
15: 85 c0 test %eax,%eax
17: 75 57 jne 0x70
19: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
20: fc ff df
23: 48 89 da mov %rbx,%rdx
26: 48 c1 ea 03 shr $0x3,%rdx
* 2a: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction
2e: 0f 85 9a 00 00 00 jne 0xce
34: 8d 45 01 lea 0x1(%rbp),%eax
37: 89 43 10 mov %eax,0x10(%rbx)
3a: 48 8b 03 mov (%rbx),%rax
3d: 48 rex.W
3e: 8d .byte 0x8d
3f: 2c .byte 0x2c