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usb_ep_enable: ep129 (ep1in-bulk) has maxpacket 0
WARNING: CPU: 0 PID: 19921 at drivers/usb/gadget/udc/core.c:125 usb_ep_enable+0x263/0x440 drivers/usb/gadget/udc/core.c:124
Modules linked in:
CPU: 0 PID: 19921 Comm: syz.2.3713 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:usb_ep_enable+0x263/0x440 drivers/usb/gadget/udc/core.c:124
Code: 49 8b 0e 48 c7 c0 00 ed 7a 8b 49 c7 c0 20 ed 7a 8b 4c 0f 44 c0 48 c7 c7 c0 ec 7a 8b 48 c7 c6 51 bf a6 8c 89 ea e8 7d fe 95 fa <0f> 0b e9 e1 fe ff ff e8 61 31 cc fa 49 bc 00 00 00 00 00 fc ff df
RSP: 0000:ffffc900036776d0 EFLAGS: 00010046
RAX: 60136ec013681f00 RBX: ffff8880250e80e0 RCX: ffff888022950000
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: 0000000000000081 R08: ffff8880b8e28c53 R09: 1ffff110171c518a
R10: dffffc0000000000 R11: ffffed10171c518b R12: dffffc0000000000
R13: ffff8880250e810d R14: ffff8880250e80e8 R15: ffff8880196a69ba
FS:  00007f40e3aca6c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f40d9446000 CR3: 000000003064d000 CR4: 00000000003506f0
Call Trace:
 <TASK>
 hidg_set_alt+0x12a/0xa10 drivers/usb/gadget/function/f_hid.c:826
 set_config+0x735/0xff0 drivers/usb/gadget/composite.c:1018
 composite_setup+0x1df4/0x33a0 drivers/usb/gadget/composite.c:1925
 configfs_composite_setup+0xc7/0x100 drivers/usb/gadget/configfs.c:1875
 dummy_timer+0x1324/0x34e0 drivers/usb/gadget/udc/dummy_hcd.c:1949
 __run_hrtimer kernel/time/hrtimer.c:1754 [inline]
 __hrtimer_run_queues+0x525/0xc10 kernel/time/hrtimer.c:1818
 hrtimer_run_softirq+0x177/0x290 kernel/time/hrtimer.c:1835
 handle_softirqs+0x27d/0x820 kernel/softirq.c:578
 __do_softirq kernel/softirq.c:612 [inline]
 invoke_softirq kernel/softirq.c:452 [inline]
 __irq_exit_rcu+0xd3/0x190 kernel/softirq.c:661
 irq_exit_rcu+0x9/0x20 kernel/softirq.c:673
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1088 [inline]
 sysvec_apic_timer_interrupt+0x56/0xc0 arch/x86/kernel/apic/apic.c:1088
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687
RIP: 0033:0x7f40e2a5524e
Code: c1 49 39 4f 08 72 54 8d 4d ff 85 ed 74 3b 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 39 f0 72 1b 4d 8b 07 49 89 c1 49 29 f1 <47> 0f b6 0c 08 45 84 c9 74 08 45 88 0c 00 49 8b 47 10 48 83 c0 01
RSP: 002b:00007f40e3ac9470 EFLAGS: 00010206
RAX: 0000000000a4f001 RBX: 00007f40e3ac9530 RCX: 00000000000000d2
RDX: 0000000000000005 RSI: 0000000000000001 RDI: 00007f40e3ac95d0
RBP: 0000000000000102 R08: 00007f40d89f7000 R09: 0000000000a4f000
R10: 0000000000000000 R11: 00007f40e3ac9540 R12: 0000000000000001
R13: 00007f40e2c54fa0 R14: 0000000000000000 R15: 00007f40e3ac95d0
 </TASK>