keytouch 0003:0926:3333.0001: implement() called with too large value 8 (n: 1)! (kworker/0:4) ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5082 at drivers/hid/hid-core.c:1451 implement drivers/hid/hid-core.c:1451 [inline] WARNING: CPU: 0 PID: 5082 at drivers/hid/hid-core.c:1451 hid_output_report+0x546/0x760 drivers/hid/hid-core.c:1863 Modules linked in: CPU: 0 PID: 5082 Comm: kworker/0:4 Not tainted 6.8.0-syzkaller-ge8f897f4afef #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 Workqueue: events hidinput_led_worker RIP: 0010:implement drivers/hid/hid-core.c:1451 [inline] RIP: 0010:hid_output_report+0x546/0x760 drivers/hid/hid-core.c:1863 Code: 90 08 00 00 48 8b 44 24 40 48 8d b8 38 19 00 00 48 c7 c6 40 a9 89 8c 48 c7 c2 39 06 a4 8d 44 89 f1 45 89 e8 e8 4b 08 c8 02 90 <0f> 0b 90 44 23 74 24 18 e9 b9 fd ff ff 89 d9 80 e1 07 80 c1 03 38 RSP: 0018:ffffc90003ccfad0 EFLAGS: 00010046 RAX: 0ccfd1ed64fb6900 RBX: 0000000000000001 RCX: 0ccfd1ed64fb6900 RDX: 0000000000000000 RSI: 0000000080000001 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff8175405c R09: 1ffff92000799eb0 R10: dffffc0000000000 R11: fffff52000799eb1 R12: 0000000000000000 R13: 0000000000000001 R14: 0000000000000008 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001000 CR3: 000000007cfce000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __usbhid_submit_report drivers/hid/usbhid/hid-core.c:591 [inline] usbhid_submit_report+0x43d/0x9e0 drivers/hid/usbhid/hid-core.c:636 process_one_work kernel/workqueue.c:2633 [inline] process_scheduled_works+0x913/0x1420 kernel/workqueue.c:2706 worker_thread+0xa5f/0x1000 kernel/workqueue.c:2787 kthread+0x2ef/0x390 kernel/kthread.c:388 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1b/0x30 arch/x86/entry/entry_64.S:243