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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/11525
Modules linked in:
CPU: 1 UID: 0 PID: 11525 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) 
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: 6a 9c 75 fa 49 83 3f 00 48 c7 c0 e0 31 d3 8c 49 c7 c0 00 32 d3 8c 4c 0f 44 c0 4c 89 f7 48 c7 c6 42 b8 70 8e 44 89 ea 4c 89 e1 <67> 48 0f b9 3a bd ea ff ff ff 0f 1f 44 00 00 e8 00 d2 05 fa 65 8b
RSP: 0018:ffffc90000a18910 EFLAGS: 00010082
RAX: ffffffff8cd331e0 RBX: ffff88810b3940e0 RCX: ffffffff8cd35000
RDX: 0000000000000081 RSI: ffffffff8e70b842 RDI: ffffffff9087fef0
RBP: dffffc0000000000 R08: ffffffff8cd33200 R09: 0000000000000002
R10: 0000000000000003 R11: 8000000000000100 R12: ffffffff8cd35000
R13: 0000000000000081 R14: ffffffff9087fef0 R15: ffff88810b3940f8
FS:  00007f090fea0c80(0000) GS:ffff8882a8cda000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32523ffc CR3: 00000001b837c000 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:memset_orig+0x21/0xb0
Code: 90 90 90 90 90 90 90 90 90 49 89 fa 40 0f b6 ce 48 b8 01 01 01 01 01 01 01 01 48 0f af c1 41 89 f9 41 83 e1 07 75 74 48 89 d1 <48> c1 e9 06 74 39 66 0f 1f 84 00 00 00 00 00 48 ff c9 48 89 07 48
RSP: 0018:ffffc900290775d8 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffffc900290776d8 RCX: 0000000000000010
RDX: 0000000000000010 RSI: 0000000000000000 RDI: ffffc900290776d8
RBP: 1ffffffff22440df R08: ffffc900290776e7 R09: 0000000000000000
R10: ffffc900290776d8 R11: fffff5200520eedd R12: dffffc0000000000
R13: ffffffff912206fa R14: ffffc90029077688 R15: ffffc900290776d0
 unwind_next_frame+0xd04/0x2550
 arch_stack_walk+0x11b/0x150
 stack_trace_save+0xa9/0x100
 kasan_save_track+0x3e/0x80
 __kasan_slab_alloc+0x6c/0x80
 kmem_cache_alloc_noprof+0x2b9/0x600
 alloc_empty_file+0x5b/0x1d0
 path_openat+0xa2/0x1d60
 do_file_open+0x23e/0x4a0
 do_sys_openat2+0x115/0x200
 __x64_sys_openat+0x138/0x170
 do_syscall_64+0x166/0x520
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f090fb169a4
Code: 24 20 48 8d 44 24 30 48 89 44 24 28 64 8b 04 25 18 00 00 00 85 c0 75 2c 44 89 e2 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 76 60 48 8b 15 55 a4 0d 00 f7 d8 64 89 02 48 83
RSP: 002b:00007fff12116550 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f090fb169a4
RDX: 0000000000080000 RSI: 00007fff12116688 RDI: 00000000ffffff9c
RBP: 00007fff12116688 R08: 0000000000000008 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080000
R13: 000056427a211b42 R14: 0000000000000001 R15: 000056427a22d160
 </TASK>
