cm109 4-1:0.8: cm109_urb_irq_callback: urb status -71
------------[ cut here ]------------
URB ffff888073bc9b00 submitted while active
WARNING: drivers/usb/core/urb.c:379 at usb_submit_urb+0x15fa/0x1910 drivers/usb/core/urb.c:379, CPU#1: syz.0.743/8741
Modules linked in:
CPU: 1 UID: 0 PID: 8741 Comm: syz.0.743 Tainted: G L syzkaller #0 PREEMPT(full)
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
RIP: 0010:usb_submit_urb+0x15fd/0x1910 drivers/usb/core/urb.c:379
Code: 00 48 8b 04 24 48 8b 90 b0 00 00 00 e9 73 ff ff ff bb ed ff ff ff e9 be f2 ff ff e8 cd 3e b2 fa 48 8d 3d 16 57 8e 09 48 89 de <67> 48 0f b9 3a bb f0 ff ff ff e9 a0 f2 ff ff c7 44 24 30 00 00 00
RSP: 0018:ffffc90000a08af0 EFLAGS: 00010083
RAX: 0000000000004220 RBX: ffff888073bc9b00 RCX: ffffc900022b2000
RDX: 0000000000040000 RSI: ffff888073bc9b00 RDI: ffffffff90e4ca30
RBP: ffff88807dc31740 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000083
R13: ffff8880551b4858 R14: 000000000000000f R15: 0000000000000000
FS: 00007f19e932a6c0(0000) GS:ffff88812446a000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f19e825e600 CR3: 0000000073fc9000 CR4: 00000000003526f0
Call Trace:
cm109_submit_ctl drivers/input/misc/cm109.c:380 [inline]
cm109_urb_irq_callback+0x473/0xa70 drivers/input/misc/cm109.c:431
__usb_hcd_giveback_urb+0x38d/0x610 drivers/usb/core/hcd.c:1657
usb_hcd_giveback_urb+0x3ca/0x4a0 drivers/usb/core/hcd.c:1741
dummy_timer+0xda1/0x36c0 drivers/usb/gadget/udc/dummy_hcd.c:2005
__run_hrtimer kernel/time/hrtimer.c:1930 [inline]
__hrtimer_run_queues+0x470/0xa00 kernel/time/hrtimer.c:1994
hrtimer_run_softirq+0x17d/0x2c0 kernel/time/hrtimer.c:2011
handle_softirqs+0x1ea/0xa00 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0x162/0x210 kernel/softirq.c:735
irq_exit_rcu+0x9/0x30 kernel/softirq.c:752
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1061 [inline]
sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1061
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:__rcu_read_lock+0x0/0x70 kernel/rcu/tree_plugin.h:413
Code: fd ff ff 48 89 ef e8 af 85 89 00 e9 c0 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 48 b8 00 00 00 00 00 fc ff df 53 65 48 8b 1d 51 6d 1e
RSP: 0018:ffffc90004d2f340 EFLAGS: 00000246
RAX: ffffc90004d2f708 RBX: 0000000000000001 RCX: ffffc90004d2f30c
RDX: 1ffff920009a5e7e RSI: ffffffff827649c4 RDI: ffffc90004d2f3b8
RBP: ffffc90004d2f400 R08: 0000000000000001 R09: 0000000000000007
R10: 0000000000000200 R11: 0000000000017649 R12: ffffffff81f2f5f0
R13: ffffc90004d2f3b8 R14: 0000000000000000 R15: ffff88802f532500
rcu_read_lock include/linux/rcupdate.h:836 [inline]
class_rcu_constructor include/linux/rcupdate.h:1181 [inline]
unwind_next_frame+0xae/0x2090 arch/x86/kernel/unwind_orc.c:495
arch_stack_walk+0x94/0xf0 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
kasan_save_stack+0x30/0x50 mm/kasan/common.c:57
kasan_save_track+0x14/0x30 mm/kasan/common.c:78
kasan_save_free_info+0x3b/0x70 mm/kasan/generic.c:584
poison_slab_object mm/kasan/common.c:253 [inline]
__kasan_slab_free+0x5f/0x80 mm/kasan/common.c:285
kasan_slab_free include/linux/kasan.h:235 [inline]
slab_free_hook mm/slub.c:2689 [inline]
slab_free mm/slub.c:6251 [inline]
kfree+0x223/0x6c0 mm/slub.c:6566
genl_family_rcv_msg_attrs_free net/netlink/genetlink.c:955 [inline]
genl_family_rcv_msg_doit+0x269/0x300 net/netlink/genetlink.c:1120
genl_family_rcv_msg net/netlink/genetlink.c:1194 [inline]
genl_rcv_msg+0x560/0x800 net/netlink/genetlink.c:1209
netlink_rcv_skb+0x159/0x420 net/netlink/af_netlink.c:2550
genl_rcv+0x28/0x40 net/netlink/genetlink.c:1218
netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline]
netlink_unicast+0x585/0x850 net/netlink/af_netlink.c:1344
netlink_sendmsg+0x8b0/0xda0 net/netlink/af_netlink.c:1894
sock_sendmsg_nosec net/socket.c:787 [inline]
__sock_sendmsg net/socket.c:802 [inline]
__sys_sendto+0x468/0x4b0 net/socket.c:2265
__do_sys_sendto net/socket.c:2272 [inline]
__se_sys_sendto net/socket.c:2268 [inline]
__x64_sys_sendto+0xe0/0x1c0 net/socket.c:2268
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x10b/0x860 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f19e835d68e
Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
RSP: 002b:00007f19e9328e88 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007f19e932a6c0 RCX: 00007f19e835d68e
RDX: 0000000000000020 RSI: 00007f19e9329000 RDI: 0000000000000007
RBP: 0000000000000000 R08: 00007f19e9328f04 R09: 000000000000000c
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000007
R13: 00007f19e9328f58 R14: 00007f19e9329000 R15: 0000000000000000
----------------
Code disassembly (best guess):
0: 00 48 8b add %cl,-0x75(%rax)
3: 04 24 add $0x24,%al
5: 48 8b 90 b0 00 00 00 mov 0xb0(%rax),%rdx
c: e9 73 ff ff ff jmp 0xffffff84
11: bb ed ff ff ff mov $0xffffffed,%ebx
16: e9 be f2 ff ff jmp 0xfffff2d9
1b: e8 cd 3e b2 fa call 0xfab23eed
20: 48 8d 3d 16 57 8e 09 lea 0x98e5716(%rip),%rdi # 0x98e573d
27: 48 89 de mov %rbx,%rsi
* 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction
2f: bb f0 ff ff ff mov $0xfffffff0,%ebx
34: e9 a0 f2 ff ff jmp 0xfffff2d9
39: c7 .byte 0xc7
3a: 44 24 30 rex.R and $0x30,%al
3d: 00 00 add %al,(%rax)