syzbot


KASAN: slab-out-of-bounds Write in __ext4_expand_extra_isize
Status: fixed on 2019/12/13 00:31
Reported-by: syzbot+f8d6f8386ceacdbfff57@syzkaller.appspotmail.com
Fix commit: 4ea99936a163 ext4: add more paranoia checking in ext4_expand_extra_isize handling
First crash: 1183d, last: 840d
similar bugs (3):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-414 KASAN: slab-out-of-bounds Write in __ext4_expand_extra_isize 2 737d 813d 0/1 auto-closed as invalid on 2020/03/21 10:22
linux-4.14 KASAN: slab-out-of-bounds Write in __ext4_expand_extra_isize 1 735d 734d 0/1 auto-closed as invalid on 2020/03/24 05:12
linux-4.19 KASAN: slab-out-of-bounds Write in __ext4_expand_extra_isize 1 811d 811d 0/1 auto-closed as invalid on 2020/01/07 20:38

Sample crash report:

Crashes (16):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-root 2019/08/12 01:02 upstream 296d05cb0d3c acb51638 .config log report
ci-upstream-kasan-gce-smack-root 2019/04/17 07:49 upstream 444fe9913539 b0e8efcb .config log report
ci-upstream-kasan-gce-selinux-root 2019/04/15 15:16 upstream dc4060a5dc25 505ab413 .config log report
ci-upstream-kasan-gce-smack-root 2019/03/22 14:22 upstream 0939221e6468 dce6e62f .config log report
ci-upstream-kasan-gce-selinux-root 2018/11/05 07:41 upstream 4710e78940d8 8bd6bd63 .config log report
ci-upstream-kasan-gce-selinux-root 2018/11/01 22:13 upstream 5b7449810ae6 1f38e9ae .config log report
ci-upstream-kasan-gce-smack-root 2018/11/01 22:00 upstream 82aa4671516a 1f38e9ae .config log report
ci-upstream-kasan-gce-smack-root 2018/10/30 03:49 upstream 4b42745211af 2f1090da .config log report
ci-upstream-kasan-gce-selinux-root 2018/10/26 17:03 upstream e5f6d9afa341 a8292de9 .config log report
ci-upstream-kasan-gce-smack-root 2018/10/22 23:48 upstream 84df9525b0c2 ecb386fe .config log report
ci-upstream-kasan-gce-smack-root 2018/10/18 23:32 upstream fa520c47eaa1 9aba67b5 .config log report
ci-upstream-kasan-gce-smack-root 2018/10/01 03:05 upstream 17b57b1883c1 41e4b329 .config log report
ci-upstream-linux-next-kasan-gce-root 2019/07/05 02:41 linux-next f9ca7f5a1eb9 429efa16 .config log report
ci-upstream-linux-next-kasan-gce-root 2019/02/17 08:07 linux-next 7a92eb7cc1dc f42dee6d .config log report
ci-upstream-linux-next-kasan-gce-root 2018/12/17 04:00 linux-next d14b746c6c1c def91db3 .config log report
ci-upstream-linux-next-kasan-gce-root 2018/09/02 17:00 linux-next a880148cb2af a4718693 .config log report