bisecting fixing commit since 958e517f4e16952e9a2e2d58fd32d28ae4e23dda building syzkaller on 6a81331a1d4c744da9204d02ec88d558f7eea9c9 testing commit 958e517f4e16952e9a2e2d58fd32d28ae4e23dda compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: ebcf3a35c1e603ed5ae6c7d77a10b49704acceee7aac95d4fefd2a96a788437f all runs: crashed: general protection fault in ieee802154_llsec_parse_dev_addr testing current HEAD 964f3712e6a7447d9d3203f2be3f6c50e78ea179 testing commit 964f3712e6a7447d9d3203f2be3f6c50e78ea179 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 46b3c56ecc8bfe0b84d6e5e16138195f407f08b51479ff0149df7d6cf96b4d70 all runs: crashed: unregister_netdevice: waiting for DEV to become free revisions tested: 2, total time: 24m20.16377473s (build: 17m23.225160821s, test: 6m28.703559284s) the crash still happens on HEAD commit msg: Linux 4.14.240 crash: unregister_netdevice: waiting for DEV to become free can: request_module (can-proto-0) failed. can: request_module (can-proto-0) failed. unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1 Bluetooth: hci3 command 0x0409 tx timeout Bluetooth: hci2 command 0x0409 tx timeout Bluetooth: hci1 command 0x0409 tx timeout Bluetooth: hci4 command 0x0409 tx timeout Bluetooth: hci0 command 0x0409 tx timeout Bluetooth: hci5 command 0x0409 tx timeout Bluetooth: hci5 command 0x041b tx timeout Bluetooth: hci0 command 0x041b tx timeout Bluetooth: hci4 command 0x041b tx timeout Bluetooth: hci1 command 0x041b tx timeout Bluetooth: hci2 command 0x041b tx timeout Bluetooth: hci3 command 0x041b tx timeout Bluetooth: hci3 command 0x040f tx timeout Bluetooth: hci2 command 0x040f tx timeout Bluetooth: hci1 command 0x040f tx timeout Bluetooth: hci4 command 0x040f tx timeout Bluetooth: hci0 command 0x040f tx timeout Bluetooth: hci5 command 0x040f tx timeout Bluetooth: hci5 command 0x0419 tx timeout Bluetooth: hci0 command 0x0419 tx timeout Bluetooth: hci4 command 0x0419 tx timeout Bluetooth: hci1 command 0x0419 tx timeout Bluetooth: hci2 command 0x0419 tx timeout Bluetooth: hci3 command 0x0419 tx timeout