ci2 starts bisection 2022-11-14 10:44:38.761296801 +0000 UTC m=+2317.740844842 bisecting fixing commit since cf256fbcbe347b7d0ff58fe2dfa382a156bd3694 building syzkaller on c0ced5570c6505a80235b64884c93e89733b77f3 ensuring issue is reproducible on original commit cf256fbcbe347b7d0ff58fe2dfa382a156bd3694 testing commit cf256fbcbe347b7d0ff58fe2dfa382a156bd3694 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: cbc4ffae5c7cac27f3dc797e04c40428c8a95b9978520b316ad411264abd7018 run #0: crashed: KASAN: use-after-free Write in ext4_write_inline_data run #1: crashed: KASAN: use-after-free Write in ext4_write_inline_data run #2: crashed: KASAN: use-after-free Write in ext4_write_inline_data run #3: crashed: KASAN: slab-out-of-bounds Write in ext4_write_inline_data run #4: crashed: KASAN: use-after-free Write in ext4_write_inline_data run #5: crashed: KASAN: use-after-free Write in ext4_write_inline_data run #6: crashed: KASAN: slab-out-of-bounds Write in ext4_write_inline_data run #7: crashed: KASAN: slab-out-of-bounds Write in ext4_write_inline_data run #8: crashed: KASAN: slab-out-of-bounds Write in ext4_write_inline_data run #9: crashed: KASAN: slab-out-of-bounds Write in ext4_write_inline_data run #10: crashed: KASAN: slab-out-of-bounds Write in ext4_write_inline_data run #11: crashed: KASAN: use-after-free Write in ext4_write_inline_data run #12: crashed: KASAN: slab-out-of-bounds Write in ext4_write_inline_data run #13: crashed: KASAN: use-after-free Write in ext4_write_inline_data run #14: crashed: KASAN: use-after-free Write in ext4_write_inline_data run #15: crashed: KASAN: use-after-free Write in ext4_write_inline_data run #16: crashed: KASAN: use-after-free Write in ext4_write_inline_data run #17: crashed: KASAN: use-after-free Write in ext4_write_inline_data run #18: crashed: KASAN: slab-out-of-bounds Write in ext4_write_inline_data run #19: crashed: KASAN: slab-out-of-bounds Write in ext4_write_inline_data testing current HEAD e911713e40ca73142b455ccfde2d7c0b0984c008 testing commit e911713e40ca73142b455ccfde2d7c0b0984c008 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: c85dae3f9d034ed4590f021244e4773dd0b82b9a513bd531b3542db492da7613 all runs: crashed: unregister_netdevice: waiting for DEV to become free revisions tested: 2, total time: 23m59.523868737s (build: 16m48.761721463s, test: 6m34.305682171s) the crash still happens on HEAD commit msg: Linux 4.14.299 crash: unregister_netdevice: waiting for DEV to become free IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready can: request_module (can-proto-0) failed. 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 unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1 Bluetooth: hci0 command 0x041b tx timeout Bluetooth: hci0 command 0x040f tx timeout Bluetooth: hci0 command 0x0419 tx timeout