BUG: MAX_LOCKDEP_CHAINS too low! turning off the locking correctness validator. CPU: 0 PID: 4984 Comm: kworker/0:17 Not tainted 5.15.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: wg-kex-wg2 wg_packet_handshake_receive_worker Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 add_chain_cache kernel/locking/lockdep.c:3637 [inline] lookup_chain_cache_add kernel/locking/lockdep.c:3736 [inline] validate_chain kernel/locking/lockdep.c:3757 [inline] __lock_acquire.cold+0x372/0x3ab kernel/locking/lockdep.c:5015 lock_acquire kernel/locking/lockdep.c:5625 [inline] lock_acquire+0x1ab/0x510 kernel/locking/lockdep.c:5590 process_one_work+0x92e/0x16b0 kernel/workqueue.c:2273 worker_thread+0x658/0x11f0 kernel/workqueue.c:2444 kthread+0x3e5/0x4d0 kernel/kthread.c:319 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready usb 6-1: new high-speed USB device number 34 using dummy_hcd usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 usb 6-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 usb 6-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 21 usb 6-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 usb 6-1: config 0 descriptor?? plantronics 0003:047F:FFFF.0026: No inputs registered, leaving plantronics 0003:047F:FFFF.0026: hiddev1,hidraw1: USB HID v0.40 Device [HID 047f:ffff] on usb-dummy_hcd.5-1/input0 usb 3-1: USB disconnect, device number 39