------------[ cut here ]------------
__lockdep_enabled && !this_cpu_read(hardirqs_enabled)
WARNING: kernel/softirq.c:430 at __local_bh_enable_ip+0xbd/0x120 kernel/softirq.c:430, CPU#0: syz.2.35/5337
Modules linked in:
CPU: 0 UID: 0 PID: 5337 Comm: syz.2.35 Not tainted syzkaller #0 PREEMPT(lazy)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
RIP: 0010:__local_bh_enable_ip+0xbd/0x120 kernel/softirq.c:430
Code: 00 e8 a7 d1 0b 00 e8 62 10 45 00 fb 65 8b 05 7a c3 86 0b 85 c0 74 50 5b 5d c3 cc cc cc cc 65 8b 05 04 03 87 0b 85 c0 75 a0 90 <0f> 0b 90 eb 9a e8 59 12 45 00 eb 9b 48 89 ef e8 0f 0b 19 00 eb a4
RSP: 0018:ffffc90000007aa8 EFLAGS: 00010046
RAX: 0000000000000000 RBX: 0000000000000201 RCX: 1ffffffff15e7114
RDX: 0000000000000001 RSI: 0000000000000201 RDI: ffffffff8446537b
RBP: ffffffff8446537b R08: 0000000000000000 R09: ffffed10236dba8b
R10: ffff88811b6dd45b R11: 0000000000000000 R12: ffff88811b951c05
R13: dffffc0000000000 R14: ffff88811b6db220 R15: ffff88811b6dd440
FS: 00007f6aebad76c0(0000) GS:ffff888268640000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f22b28cb540 CR3: 00000001130f6000 CR4: 00000000003506f0
Call Trace:
spin_unlock_bh include/linux/spinlock.h:396 [inline]
carl9170_get_queued_skb drivers/net/wireless/ath/carl9170/tx.c:531 [inline]
__carl9170_tx_process_status+0x13b/0x620 drivers/net/wireless/ath/carl9170/tx.c:668
carl9170_tx_process_status+0xf6/0x230 drivers/net/wireless/ath/carl9170/tx.c:701
carl9170_handle_command_response+0x3c8/0xc50 drivers/net/wireless/ath/carl9170/rx.c:219
carl9170_usb_rx_irq_complete+0xfc/0x1b0 drivers/net/wireless/ath/carl9170/usb.c:307
__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:2032 [inline]
__hrtimer_run_queues+0x462/0x9c0 kernel/time/hrtimer.c:2096
hrtimer_run_softirq+0x17d/0x2c0 kernel/time/hrtimer.c:2113
handle_softirqs+0x1dd/0x990 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0x160/0x210 kernel/softirq.c:735
irq_exit_rcu+0x9/0x30 kernel/softirq.c:752
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline]
sysvec_apic_timer_interrupt+0x8f/0xb0 arch/x86/kernel/apic/apic.c:1062
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:179 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x31/0x80 kernel/locking/spinlock.c:198
Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 f6 a6 12 fa 48 89 df e8 7e f6 12 fa f7 c5 00 02 00 00 75 23 9c 58 f6 c4 02 75 37 01 00 00 00 e8 f5 80 05 fa 65 8b 05 ce 72 80 05 85 c0 74 16 5b
RSP: 0018:ffffc90003f2fc00 EFLAGS: 00000246
RAX: 0000000000000006 RBX: ffff888101378000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff890edf5a RDI: ffffffff87b15200
RBP: 0000000000000246 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffff888101378658
R13: ffff888113606a00 R14: ffff888101378658 R15: 0000000000000001
spin_unlock_irqrestore include/linux/spinlock.h:408 [inline]
dummy_queue+0x3c5/0xb90 drivers/usb/gadget/udc/dummy_hcd.c:749
usb_ep_queue+0xfa/0x3c0 drivers/usb/gadget/udc/core.c:303
raw_process_ep_io+0x64d/0xc40 drivers/usb/gadget/legacy/raw_gadget.c:1114
raw_ioctl_ep_write drivers/usb/gadget/legacy/raw_gadget.c:1153 [inline]
raw_ioctl+0x25a/0x2b80 drivers/usb/gadget/legacy/raw_gadget.c:1325
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:597 [inline]
__se_sys_ioctl fs/ioctl.c:583 [inline]
__x64_sys_ioctl+0x18e/0x210 fs/ioctl.c:583
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x10b/0x7f0 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6aed07daeb
Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 00
RSP: 002b:00007f6aebad5f60 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000082 RCX: 00007f6aed07daeb
RDX: 00007f6aebad5fe0 RSI: 0000000040085507 RDI: 0000000000000003
RBP: 0000000000000003 R08: 00007f6aed430320 R09: 0000000000000000
R10: 0000000000000003 R11: 0000000000000246 R12: 0000200000000080
R13: 000000000000000c R14: 00007f6aed305fa0 R15: 00007fff80ee9e88
----------------
Code disassembly (best guess):
0: f5 cmc
1: 53 push %rbx
2: 48 8b 74 24 10 mov 0x10(%rsp),%rsi
7: 48 89 fb mov %rdi,%rbx
a: 48 83 c7 18 add $0x18,%rdi
e: e8 f6 a6 12 fa call 0xfa12a709
13: 48 89 df mov %rbx,%rdi
16: e8 7e f6 12 fa call 0xfa12f699
1b: f7 c5 00 02 00 00 test $0x200,%ebp
21: 75 23 jne 0x46
23: 9c pushf
24: 58 pop %rax
25: f6 c4 02 test $0x2,%ah
28: 75 37 jne 0x61
* 2a: bf 01 00 00 00 mov $0x1,%edi <-- trapping instruction
2f: e8 f5 80 05 fa call 0xfa058129
34: 65 8b 05 ce 72 80 05 mov %gs:0x58072ce(%rip),%eax # 0x5807309
3b: 85 c0 test %eax,%eax
3d: 74 16 je 0x55
3f: 5b pop %rbx