syzbot


BUG: assuming atomic context at net/kcm/kcmsock.c:LINE
Status: fixed on 2019/10/15 23:40
Reported-by: syzbot+@syzkaller.appspotmail.com
Fix commit: 0355d6c1d591 net-backports: kcm: disable preemption in kcm_parse_func_strparser()
First crash: 807d, last: 801d

Cause bisection: introduced by (bisect log) :
commit a2c11b034142b9de9ab236aeeb53d6f39c3508aa
Author: Sami Tolvanen <samitolvanen@google.com>
Date: Thu Sep 5 21:15:28 2019 +0000

  kcm: use BPF_PROG_RUN

Crash: BUG: assuming atomic context at net/kcm/kcmsock.c:LINE (log)
Repro: C syz .config

Sample crash report:

Crashes (178):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2019/09/23 18:57 upstream 3c6a6910a81e 1e9788a0 .config log report syz C
ci-upstream-net-this-kasan-gce 2019/09/23 23:57 net 34b4688425d9 1e9788a0 .config log report syz C
ci-upstream-net-this-kasan-gce 2019/09/23 23:07 net 34b4688425d9 1e9788a0 .config log report syz C
ci-upstream-net-this-kasan-gce 2019/09/23 21:55 net 34b4688425d9 1e9788a0 .config log report syz C
ci-upstream-net-this-kasan-gce 2019/09/23 18:35 net 34b4688425d9 1e9788a0 .config log report syz C
ci-upstream-net-kasan-gce 2019/09/29 03:55 net-next b41dae061bbd eb6b9855 .config log report syz C
ci-upstream-net-kasan-gce 2019/09/29 02:06 net-next b41dae061bbd eb6b9855 .config log report syz C
ci-upstream-net-kasan-gce 2019/09/29 00:23 net-next b41dae061bbd eb6b9855 .config log report syz C
ci-upstream-net-kasan-gce 2019/09/23 18:24 net-next b41dae061bbd 1e9788a0 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2019/09/23 18:41 linux-next b5b3bd898ba9 1e9788a0 .config log report syz C
ci-upstream-kasan-gce-root 2019/09/29 03:13 upstream f1f2f614d535 eb6b9855 .config log report
ci-upstream-kasan-gce-root 2019/09/29 03:07 upstream f1f2f614d535 eb6b9855 .config log report
ci-upstream-kasan-gce-smack-root 2019/09/29 03:03 upstream f1f2f614d535 eb6b9855 .config log report
ci-upstream-kasan-gce-smack-root 2019/09/29 02:58 upstream f1f2f614d535 eb6b9855 .config log report
ci-upstream-kasan-gce-root 2019/09/29 02:52 upstream f1f2f614d535 eb6b9855 .config log report
ci-upstream-kasan-gce 2019/09/28 20:12 upstream f1f2f614d535 eb6b9855 .config log report
ci-upstream-kasan-gce-smack-root 2019/09/28 15:04 upstream f1f2f614d535 eb6b9855 .config log report
ci-upstream-kasan-gce-selinux-root 2019/09/28 10:08 upstream 8f744bdee4fe d8074e0b .config log report
ci-upstream-kasan-gce-selinux-root 2019/09/28 01:48 upstream da05b5ea12c1 d8074e0b .config log report
ci-upstream-kasan-gce-smack-root 2019/09/28 01:47 upstream da05b5ea12c1 d8074e0b .config log report
ci-upstream-kasan-gce-root 2019/09/28 01:46 upstream da05b5ea12c1 d8074e0b .config log report
ci-upstream-kasan-gce-smack-root 2019/09/28 01:45 upstream da05b5ea12c1 d8074e0b .config log report
ci-upstream-kasan-gce-smack-root 2019/09/25 17:13 upstream 351c8a09b00b a3355dba .config log report
ci-upstream-kasan-gce-root 2019/09/25 16:12 upstream 351c8a09b00b a3355dba .config log report
ci-upstream-kasan-gce-smack-root 2019/09/24 11:15 upstream e94f8ccde471 c68252d2 .config log report
ci-upstream-kasan-gce-selinux-root 2019/09/23 18:48 upstream 3c6a6910a81e 1e9788a0 .config log report
ci-upstream-kasan-gce-selinux-root 2019/09/23 18:44 upstream 3c6a6910a81e 1e9788a0 .config log report
ci-upstream-kasan-gce-smack-root 2019/09/23 18:33 upstream 3c6a6910a81e 1e9788a0 .config log report
ci-upstream-kasan-gce-smack-root 2019/09/23 18:32 upstream 3c6a6910a81e 1e9788a0 .config log report
ci-upstream-kasan-gce 2019/09/23 18:31 upstream 3c6a6910a81e 1e9788a0 .config log report
ci-upstream-kasan-gce 2019/09/23 18:30 upstream 3c6a6910a81e 1e9788a0 .config log report
ci-upstream-kasan-gce 2019/09/23 18:30 upstream 3c6a6910a81e 1e9788a0 .config log report
ci-upstream-kasan-gce-smack-root 2019/09/23 18:29 upstream 3c6a6910a81e 1e9788a0 .config log report
ci-upstream-kasan-gce-smack-root 2019/09/23 18:29 upstream 3c6a6910a81e 1e9788a0 .config log report
ci-upstream-kasan-gce-smack-root 2019/09/23 18:28 upstream 3c6a6910a81e 1e9788a0 .config log report
ci-upstream-kasan-gce-selinux-root 2019/09/23 18:15 upstream 3c6a6910a81e 1e9788a0 .config log report
ci-upstream-net-this-kasan-gce 2019/09/25 16:16 net 9f5c44cf61a7 a3355dba .config log report
ci-upstream-net-this-kasan-gce 2019/09/25 16:16 net 9f5c44cf61a7 a3355dba .config log report
ci-upstream-net-this-kasan-gce 2019/09/23 18:14 net 34b4688425d9 1e9788a0 .config log report
ci-upstream-net-this-kasan-gce 2019/09/23 18:13 net 34b4688425d9 1e9788a0 .config log report
ci-upstream-net-this-kasan-gce 2019/09/23 17:55 net 34b4688425d9 1e9788a0 .config log report
ci-upstream-net-kasan-gce 2019/09/28 10:03 net-next b41dae061bbd d8074e0b .config log report
ci-upstream-net-kasan-gce 2019/09/28 04:43 net-next b41dae061bbd d8074e0b .config log report
ci-upstream-net-kasan-gce 2019/09/25 16:11 net-next b41dae061bbd a3355dba .config log report
ci-upstream-net-kasan-gce 2019/09/25 16:11 net-next b41dae061bbd a3355dba .config log report
ci-upstream-net-kasan-gce 2019/09/23 17:51 net-next b41dae061bbd 1e9788a0 .config log report
ci-upstream-net-kasan-gce 2019/09/23 17:50 net-next b41dae061bbd 1e9788a0 .config log report
ci-upstream-net-kasan-gce 2019/09/23 17:49 net-next b41dae061bbd 1e9788a0 .config log report
ci-upstream-linux-next-kasan-gce-root 2019/09/29 22:12 linux-next bb2aee77c82d c1ad5441 .config log report
ci-upstream-linux-next-kasan-gce-root 2019/09/29 21:05 linux-next bb2aee77c82d c1ad5441 .config log report
ci-upstream-linux-next-kasan-gce-root 2019/09/29 11:32 linux-next bb2aee77c82d c1ad5441 .config log report
ci-upstream-linux-next-kasan-gce-root 2019/09/28 08:57 linux-next bb2aee77c82d d8074e0b .config log report
ci-upstream-linux-next-kasan-gce-root 2019/09/28 04:44 linux-next bb2aee77c82d d8074e0b .config log report
ci-upstream-linux-next-kasan-gce-root 2019/09/28 01:44 linux-next bb2aee77c82d d8074e0b .config log report
ci-upstream-linux-next-kasan-gce-root 2019/09/23 18:15 linux-next b5b3bd898ba9 1e9788a0 .config log report
ci-upstream-linux-next-kasan-gce-root 2019/09/23 17:59 linux-next b5b3bd898ba9 1e9788a0 .config log report