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usb_ep_enable: ep129 (ep1in-bulk) has maxpacket 0
WARNING: CPU: 0 PID: 3638 at drivers/usb/gadget/udc/core.c:125 usb_ep_enable+0x27c/0x4d0 drivers/usb/gadget/udc/core.c:124
Modules linked in:
CPU: 0 PID: 3638 Comm: udevd Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:usb_ep_enable+0x27c/0x4d0 drivers/usb/gadget/udc/core.c:124
Code: 49 8b 0e 48 c7 c0 80 cf 3e 8b 49 c7 c0 a0 cf 3e 8b 4c 0f 44 c0 48 c7 c7 40 cf 3e 8b 48 c7 c6 19 aa 63 8c 89 ea e8 d4 f4 ce fa <0f> 0b e9 c4 fe ff ff e8 78 6a 03 fb 49 bc 00 00 00 00 00 fc ff df
RSP: 0000:ffffc900033076e8 EFLAGS: 00010046
RAX: 098d288b98be8700 RBX: ffff888145b480e0 RCX: ffff88807c69da00
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: 0000000000000081 R08: ffff8880b8e279db R09: 1ffff110171c4f3b
R10: dffffc0000000000 R11: ffffed10171c4f3c R12: dffffc0000000000
R13: ffff888145b4810d R14: ffff888145b480e8 R15: ffff88807f5133ba
FS:  00007fc8ff3ed880(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055555b0eda38 CR3: 000000002e85c000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 hidg_set_alt+0x126/0xa00 drivers/usb/gadget/function/f_hid.c:822
 set_config+0x6e8/0xf70 drivers/usb/gadget/composite.c:986
 composite_setup+0x194c/0x2b00 drivers/usb/gadget/composite.c:1893
 configfs_composite_setup+0xc3/0x100 drivers/usb/gadget/configfs.c:1484
 dummy_timer+0x12ea/0x3420 drivers/usb/gadget/udc/dummy_hcd.c:1936
 __run_hrtimer kernel/time/hrtimer.c:1751 [inline]
 __hrtimer_run_queues+0x522/0xc90 kernel/time/hrtimer.c:1815
 hrtimer_run_softirq+0x173/0x290 kernel/time/hrtimer.c:1832
 handle_softirqs+0x291/0x910 kernel/softirq.c:596
 __do_softirq kernel/softirq.c:630 [inline]
 invoke_softirq kernel/softirq.c:470 [inline]
 __irq_exit_rcu+0x13b/0x230 kernel/softirq.c:679
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:691
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
 sysvec_apic_timer_interrupt+0x52/0xc0 arch/x86/kernel/apic/apic.c:1118
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0033:0x55970bcd0722
Code: 42 8d 5c 25 00 4c 89 f7 d1 eb 89 d8 49 8b 44 c5 00 48 8b 70 18 e8 0e 73 fd ff 85 c0 79 1a 89 dd 41 39 ec 72 db 44 89 e0 f7 d0 <5b> 5d 41 5c 41 5d 41 5e c3 0f 1f 44 00 00 74 06 44 8d 63 01 eb e0
RSP: 002b:00007ffc97da6a60 EFLAGS: 00000246
RAX: 00000000fffffffc RBX: 0000000000000003 RCX: 0000000000000053
RDX: 0000000000000000 RSI: 00005597333ccf60 RDI: 000055970bcd4ea6
RBP: 0000000000000003 R08: 00005597333bad20 R09: 0000000000000000
R10: 0000000000000000 R11: 00007fc8fed988e0 R12: 0000000000000003
R13: 00005597333d9880 R14: 000055970bcd4ea6 R15: 00005597333d9880
 </TASK>