syzbot


KASAN: use-after-free Write in xp_put_pool
Status: fixed on 2020/11/16 12:12
Reported-by: syzbot+5334f62e4d22804e646a@syzkaller.appspotmail.com
Fix commit: 83cf5c68d663 xsk: Fix use-after-free in failed shared_umem bind
First crash: 463d, last: 440d

Cause bisection: introduced by (bisect log) :
commit a1132430c2c55af62d13e9fca752d46f14d548b3
Author: Magnus Karlsson <magnus.karlsson@intel.com>
Date: Fri Aug 28 08:26:26 2020 +0000

  xsk: Add shared umem support between devices

Crash: WARNING: refcount bug in __sk_destruct (log)
Repro: C syz .config

Sample crash report:

Crashes (50):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-net-kasan-gce 2020/09/02 00:38 net-next dc1a9bf2c816 abf9ba4f .config log report syz C
ci-upstream-net-kasan-gce 2020/09/24 11:25 net-next 1a26e88d534b 54289b08 .config log report info
ci-upstream-net-kasan-gce 2020/09/23 15:32 net-next 748d1c8a425e 287cd75a .config log report info
ci-upstream-net-kasan-gce 2020/09/23 03:30 net-next 92ec804f3dbf 3e8f6c27 .config log report info
ci-upstream-net-kasan-gce 2020/09/22 13:18 net-next b696db590f5d 9e1fa68e .config log report info
ci-upstream-net-kasan-gce 2020/09/20 17:42 net-next dd92f1798981 9564d2e9 .config log report info
ci-upstream-net-kasan-gce 2020/09/19 06:39 net-next 1d39cd8cf75f 53ce8104 .config log report info
ci-upstream-net-kasan-gce 2020/09/13 01:48 net-next 5a6bd84f8154 ce441f06 .config log report
ci-upstream-net-kasan-gce 2020/09/11 05:14 net-next 4f6a5caf187f 409809d8 .config log report
ci-upstream-net-kasan-gce 2020/09/10 23:02 net-next 4f6a5caf187f 409809d8 .config log report
ci-upstream-net-kasan-gce 2020/09/10 22:46 net-next 4f6a5caf187f 409809d8 .config log report
ci-upstream-net-kasan-gce 2020/09/10 18:14 net-next 4f6a5caf187f 409809d8 .config log report
ci-upstream-net-kasan-gce 2020/09/10 17:21 net-next 4f6a5caf187f 409809d8 .config log report
ci-upstream-net-kasan-gce 2020/09/10 12:44 net-next b599a5b9e166 409809d8 .config log report
ci-upstream-net-kasan-gce 2020/09/10 12:40 net-next b599a5b9e166 409809d8 .config log report
ci-upstream-net-kasan-gce 2020/09/10 08:24 net-next b599a5b9e166 409809d8 .config log report
ci-upstream-net-kasan-gce 2020/09/10 05:33 net-next b599a5b9e166 409809d8 .config log report
ci-upstream-net-kasan-gce 2020/09/09 16:07 net-next f5499c67477e 0ea7a887 .config log report
ci-upstream-net-kasan-gce 2020/09/09 15:49 net-next f5499c67477e 0ea7a887 .config log report
ci-upstream-net-kasan-gce 2020/09/09 12:53 net-next f5499c67477e 0ea7a887 .config log report
ci-upstream-net-kasan-gce 2020/09/09 12:05 net-next f5499c67477e 0ea7a887 .config log report
ci-upstream-net-kasan-gce 2020/09/09 08:01 net-next c1f1f16c4de4 abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/09 06:02 net-next c1f1f16c4de4 abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/08 21:30 net-next 4349abdb409b abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/08 19:59 net-next 4349abdb409b abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/08 14:47 net-next 4349abdb409b abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/08 14:47 net-next 4349abdb409b abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/08 14:36 net-next 4349abdb409b abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/08 02:51 net-next bb1416adb8a0 abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/08 01:28 net-next bb1416adb8a0 abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/07 04:44 net-next 02a20d4fef3d abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/06 23:36 net-next be239c4d5e3e abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/06 18:05 net-next be239c4d5e3e abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/05 17:12 net-next 44a8c4f33c00 abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/05 06:51 net-next 44a8c4f33c00 abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/04 16:28 net-next 3ab1270bfa1e abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/04 04:53 net-next 22b330b622e3 abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/03 23:54 net-next 22b330b622e3 abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/03 23:40 net-next 22b330b622e3 abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/03 19:05 net-next 22b330b622e3 abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/03 12:56 net-next d3dfc362e073 abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/02 20:36 net-next dc1a9bf2c816 abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/02 10:32 net-next dc1a9bf2c816 abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/02 01:20 net-next dc1a9bf2c816 abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/01 23:46 net-next dc1a9bf2c816 abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/01 23:43 net-next dc1a9bf2c816 abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/01 23:39 net-next dc1a9bf2c816 abf9ba4f .config log report
ci-upstream-net-kasan-gce 2020/09/01 23:24 net-next dc1a9bf2c816 abf9ba4f .config log report
ci-upstream-linux-next-kasan-gce-root 2020/09/02 14:49 linux-next 4442749a2031 abf9ba4f .config log report