syzbot


KASAN: vmalloc-out-of-bounds Write in bpf_lru_populate
Status: fixed on 2021/03/10 01:48
Reported-by: syzbot+@syzkaller.appspotmail.com
Fix commit: e1868b9e36d0 bpf: Avoid overflows involving hash elem_size
First crash: 370d, last: 360d

Cause bisection: introduced by (bisect log) [no-op commit]:
commit 024cd2cbd1ca2d29e6df538855d52c4e5990cab7
Author: Santucci Pierpaolo <santucci@epigenesys.com>
Date: Mon Nov 16 10:30:37 2020 +0000

  selftest/bpf: Fix IPV6FR handling in flow dissector

Crash: BUG: sleeping function called from invalid context in sta_info_move_state (log)
Repro: C syz .config

Sample crash report:

Crashes (19):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-bpf-next-kasan-gce 2020/12/06 01:46 bpf-next 34da87213d3d 50503117 .config log report syz C
ci-upstream-net-kasan-gce 2020/12/13 22:08 net-next 13458ffe0a95 b22a7ec3 .config log report info
ci-upstream-net-kasan-gce 2020/12/13 22:07 net-next 13458ffe0a95 b22a7ec3 .config log report info
ci-upstream-net-kasan-gce 2020/12/13 22:07 net-next 13458ffe0a95 b22a7ec3 .config log report info
ci-upstream-net-kasan-gce 2020/12/13 21:36 net-next 13458ffe0a95 b22a7ec3 .config log report info
ci-upstream-net-kasan-gce 2020/12/12 23:45 net-next 00f7763a26cb bca53db9 .config log report info
ci-upstream-net-kasan-gce 2020/12/12 14:29 net-next 91163f821436 bca53db9 .config log report info
ci-upstream-net-kasan-gce 2020/12/09 01:46 net-next 8e98387b16b8 a7f7f4a4 .config log report info
ci-upstream-net-kasan-gce 2020/12/08 20:51 net-next 8e98387b16b8 a7f7f4a4 .config log report info
ci-upstream-bpf-next-kasan-gce 2020/12/07 17:51 bpf-next 34da87213d3d 1190297f .config log report info
ci-upstream-net-kasan-gce 2020/12/07 17:46 net-next af3f4a85d902 1190297f .config log report info
ci-upstream-bpf-next-kasan-gce 2020/12/07 08:04 bpf-next 34da87213d3d c521566d .config log report info
ci-upstream-net-kasan-gce 2020/12/07 07:45 net-next 4054eebf0fb0 c521566d .config log report info
ci-upstream-net-kasan-gce 2020/12/06 23:01 net-next 4054eebf0fb0 c521566d .config log report info
ci-upstream-bpf-next-kasan-gce 2020/12/06 21:01 bpf-next 34da87213d3d c521566d .config log report info
ci-upstream-net-kasan-gce 2020/12/06 05:19 net-next bcd684aace34 50503117 .config log report info
ci-upstream-bpf-next-kasan-gce 2020/12/06 05:16 bpf-next 34da87213d3d 50503117 .config log report info
ci-upstream-bpf-next-kasan-gce 2020/12/06 01:32 bpf-next 34da87213d3d 50503117 .config log report info
ci-upstream-bpf-next-kasan-gce 2020/12/03 12:39 bpf-next 97306be45fbe e6b0d314 .config log report info