bisecting fixing commit since cbfa1702aaf69b2311ea1b35e04f113c48368c67 building syzkaller on 5abc3f1ab298244473b613c289f1536e366fcf04 testing commit cbfa1702aaf69b2311ea1b35e04f113c48368c67 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: a09664b53e361cf09572434a49075bb64e2524210acd39c1d10f9013bfab21d0 run #0: crashed: kernel BUG in f2fs_evict_inode run #1: crashed: kernel BUG in f2fs_evict_inode run #2: crashed: kernel BUG in f2fs_evict_inode run #3: crashed: kernel BUG in f2fs_evict_inode run #4: crashed: kernel BUG in f2fs_evict_inode run #5: crashed: kernel BUG in f2fs_evict_inode run #6: crashed: kernel BUG in f2fs_evict_inode run #7: crashed: kernel BUG in f2fs_evict_inode run #8: crashed: kernel BUG in f2fs_evict_inode run #9: crashed: kernel BUG in f2fs_evict_inode run #10: crashed: kernel BUG in f2fs_evict_inode run #11: crashed: kernel BUG in f2fs_evict_inode run #12: crashed: kernel BUG in f2fs_evict_inode run #13: crashed: kernel BUG in corrupted run #14: crashed: kernel BUG in f2fs_evict_inode run #15: crashed: kernel BUG in f2fs_evict_inode run #16: crashed: kernel BUG in f2fs_evict_inode run #17: crashed: kernel BUG in f2fs_evict_inode run #18: crashed: kernel BUG in f2fs_evict_inode run #19: crashed: kernel BUG in f2fs_evict_inode testing current HEAD 66722c42ec916e92cadda46316f8f6e3fdcaedc6 testing commit 66722c42ec916e92cadda46316f8f6e3fdcaedc6 compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 2ffc0e926aef0021dcc287b068dcb10ac83efc7d74c332cde6a451805fe8d03f all runs: crashed: unregister_netdevice: waiting for DEV to become free revisions tested: 2, total time: 23m8.834406654s (build: 16m7.490225244s, test: 6m37.73200611s) the crash still happens on HEAD commit msg: Linux 4.14.256 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: hci0 command 0x0409 tx timeout Bluetooth: hci2 command 0x0409 tx timeout Bluetooth: hci4 command 0x0409 tx timeout Bluetooth: hci1 command 0x0409 tx timeout Bluetooth: hci3 command 0x0409 tx timeout Bluetooth: hci5 command 0x0409 tx timeout Bluetooth: hci0 command 0x041b tx timeout Bluetooth: hci5 command 0x041b tx timeout Bluetooth: hci3 command 0x041b tx timeout Bluetooth: hci1 command 0x041b tx timeout Bluetooth: hci4 command 0x041b tx timeout Bluetooth: hci2 command 0x041b tx timeout Bluetooth: hci2 command 0x040f tx timeout Bluetooth: hci4 command 0x040f tx timeout Bluetooth: hci1 command 0x040f tx timeout Bluetooth: hci3 command 0x040f tx timeout Bluetooth: hci5 command 0x040f tx timeout Bluetooth: hci0 command 0x040f tx timeout Bluetooth: hci0 command 0x0419 tx timeout Bluetooth: hci5 command 0x0419 tx timeout Bluetooth: hci3 command 0x0419 tx timeout Bluetooth: hci1 command 0x0419 tx timeout Bluetooth: hci4 command 0x0419 tx timeout Bluetooth: hci2 command 0x0419 tx timeout