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usb_ep_enable: ep129 (ep1in-bulk) has maxpacket 0
WARNING: drivers/usb/gadget/udc/core.c:125 at usb_ep_enable+0x148/0x480, CPU#1: udevd/5045
Modules linked in:
CPU: 1 UID: 0 PID: 5045 Comm: udevd Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:usb_ep_enable+0x1bc/0x480
Code: 3a 05 77 fa 49 83 3f 00 48 c7 c0 c0 01 d3 8c 49 c7 c0 e0 01 d3 8c 4c 0f 44 c0 4c 89 f7 48 c7 c6 f0 8d 70 8e 44 89 ea 4c 89 e1 <67> 48 0f b9 3a bd ea ff ff ff 0f 1f 44 00 00 e8 60 52 07 fa 65 8b
RSP: 0018:ffffc90000a18910 EFLAGS: 00010086
RAX: ffffffff8cd301c0 RBX: ffff88816e6ac0e0 RCX: ffffffff8cd31fe0
RDX: 0000000000000081 RSI: ffffffff8e708df0 RDI: ffffffff9087f3f0
RBP: dffffc0000000000 R08: ffffffff8cd301e0 R09: 0000000000000002
R10: 0000000000000003 R11: 0000000000000100 R12: ffffffff8cd31fe0
R13: 0000000000000081 R14: ffffffff9087f3f0 R15: ffff88816e6ac0f8
FS:  00007f13ef114c80(0000) GS:ffff8882a8ce6000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b33a15ff8 CR3: 00000001758ca000 CR4: 00000000000006f0
Call Trace:
 <IRQ>
 hidg_set_alt+0x12a/0xa60
 set_config+0x749/0x1160
 composite_setup+0x1de7/0x3480
 configfs_composite_setup+0xc7/0x100
 dummy_timer+0x2f43/0x4cf0
 __hrtimer_run_queues+0x3bc/0xa10
 hrtimer_run_softirq+0x1e3/0x2e0
 handle_softirqs+0x226/0x860
 __irq_exit_rcu+0xcb/0x220
 irq_exit_rcu+0x9/0x30
 sysvec_apic_timer_interrupt+0xa6/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:_raw_spin_unlock_irqrestore+0x47/0x80
Code: f7 e8 7d 39 bf f5 f7 c3 00 02 00 00 74 05 e8 b0 70 eb f5 9c 58 a9 00 02 00 00 75 29 f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 <e8> 64 57 b0 f5 65 48 8b 05 2c 1e af 07 48 85 c0 74 18 5b 41 5e c3
RSP: 0018:ffffc9000324fa70 EFLAGS: 00000206
RAX: 0000000000000002 RBX: 0000000000000286 RCX: 8000000000000001
RDX: 0000000000000000 RSI: ffffffff8e472e42 RDI: 0000000000000001
RBP: ffffffff9abf96b0 R08: ffffffff907a0c7f R09: 1ffffffff20f418f
R10: dffffc0000000000 R11: fffffbfff20f4190 R12: 1ffff11037a3737b
R13: dead000000000122 R14: ffffffff9abf96b8 R15: ffff8881bd1b9bd0
 debug_object_free+0x294/0x340
 schedule_hrtimeout_range_clock+0x170/0x330
 do_epoll_wait+0xb5c/0xf80
 __x64_sys_epoll_wait+0x1d7/0x230
 do_syscall_64+0x166/0x520
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f13eed23457
Code: 73 01 c3 48 8b 0d d1 d9 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 20 b8 e8 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 76 48 8b 15 a2 d9 0c 00 f7 d8 64 89 02 48 83
RSP: 002b:00007ffc14fc8058 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 00007ffc14fc8158 RCX: 00007f13eed23457
RDX: 0000000000000008 RSI: 00007ffc14fc8158 RDI: 000000000000000b
RBP: 000000000000000b R08: 0000000000000007 R09: c1e43a1a66813888
R10: 0000000000000bb8 R11: 0000000000000246 R12: 0000000000000bb8
R13: 0000000200000001 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
