syzbot


KASAN: slab-out-of-bounds Read in ip_append_data
Status: upstream: reported syz repro on 2019/05/09 17:27
Reported-by: syzbot+b8031b06e100c1c5292c@syzkaller.appspotmail.com
First crash: 132d, last: 132d
Bisection: introduced by (bisect log):

commit 52dfae5c85a4c1078e9f1d5e8947d4a25f73dd81
Author: Jon Maloy <jon.maloy@ericsson.com>
Date: Thu Mar 22 19:42:52 2018 +0000

  tipc: obtain node identity from interface by default

Tree: upstream
Crash: inconsistent lock state in rhashtable_walk_enter (log)
Repro: syz .config
Bisection: the bug occurs on the latest tested release
Tree: upstream
Crash: BUG: using smp_processor_id() in preemptible [ADDR] code: syz-executor (log)
Repro: syz .config

Sample crash report:

All crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-smack-root 2019/05/09 00:09 upstream 80f23212 1ab4c999 .config log report syz ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, kafai@fb.com, kuznet@ms2.inr.ac.ru, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com, yoshfuji@linux-ipv6.org