syzbot


BUG: unable to handle kernel paging request in do_xdp_generic
Status: fixed on 2020/07/17 17:58
Reported-by: syzbot+@syzkaller.appspotmail.com
Fix commit: 96aa1b22bd6b tun: correct header offsets in napi frags mode
First crash: 679d, last: 573d

Cause bisection: introduced by (bisect log) :
commit 58956317c8de52009d1a38a721474c24aef74fe7
Author: David Ahern <dsahern@gmail.com>
Date: Fri Dec 7 20:24:57 2018 +0000

  neighbor: Improve garbage collection

Crash: KASAN: use-after-free Read in neigh_mark_dead (log)
Repro: C syz .config

Fix bisection: fixed by (bisect log) :
commit 96aa1b22bd6bb9fccf62f6261f390ed6f3e7967f
Author: Willem de Bruijn <willemb@google.com>
Date: Sat May 30 19:41:31 2020 +0000

  tun: correct header offsets in napi frags mode

similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-54 BUG: unable to handle kernel paging request in do_xdp_generic C 189 649d 679d 1/1 fixed on 2021/10/12 13:38

Sample crash report:

Crashes (7444):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2020/05/05 00:33 upstream 9851a0dee7c2 9941337c .config log report syz C
ci-upstream-kasan-gce-root 2020/05/03 09:10 upstream f66ed1ebbfde 5457883a .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/02/16 14:09 upstream db70e26e33ee cf914200 .config log report syz C
ci-upstream-kasan-gce-root 2020/02/15 07:35 upstream 2019fc96af22 5d7b90f1 .config log report syz C
ci-upstream-kasan-gce-root 2020/02/15 07:00 upstream 2019fc96af22 5d7b90f1 .config log report syz C
ci-upstream-kasan-gce-root 2020/02/11 07:08 upstream 0a679e13ea30 084454ae .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/02/09 11:05 upstream fdfa3a6778b1 6ece2ea5 .config log report syz C
ci-upstream-kasan-gce-root 2020/02/07 20:02 upstream 90568ecf5615 06150bf1 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/02/07 13:21 upstream 90568ecf5615 06150bf1 .config log report syz C
ci-upstream-kasan-gce-root 2020/02/05 03:40 upstream 33b40134e5cf 93e5e335 .config log report syz C
ci-upstream-kasan-gce-root 2020/01/31 18:09 upstream ccaaaf6fe5a5 5ed23f9a .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/01/30 15:10 upstream 39bed42de2e7 5ed23f9a .config log report syz C
ci-upstream-kasan-gce-root 2020/01/29 21:18 upstream b3a608222336 5ed23f9a .config log report syz C
ci-upstream-kasan-gce-root 2020/01/22 20:08 upstream d96d875ef5dd 8eda0b95 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/01/22 14:43 upstream d96d875ef5dd 8eda0b95 .config log report syz C
ci-upstream-kasan-gce-root 2020/01/22 08:03 upstream d96d875ef5dd 8eda0b95 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/01/22 06:15 upstream d96d875ef5dd 8eda0b95 .config log report syz C
ci-upstream-kasan-gce-root 2020/01/22 00:00 upstream d96d875ef5dd 8eda0b95 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/01/21 20:44 upstream d96d875ef5dd 8eda0b95 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/01/21 19:55 upstream d96d875ef5dd 8eda0b95 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/01/21 16:22 upstream d96d875ef5dd 8eda0b95 .config log report syz C
ci-upstream-kasan-gce-root 2020/01/21 14:31 upstream d96d875ef5dd 8eda0b95 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/01/21 13:29 upstream d96d875ef5dd 8eda0b95 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/01/21 11:12 upstream d96d875ef5dd 8eda0b95 .config log report syz C
ci-upstream-kasan-gce-root 2020/01/21 10:22 upstream d96d875ef5dd 8eda0b95 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/01/21 08:36 upstream d96d875ef5dd 8eda0b95 .config log report syz C
ci-upstream-kasan-gce-root 2020/01/21 04:23 upstream def9d2780727 d2557fb5 .config log report syz C
ci-upstream-kasan-gce-root 2020/01/21 02:12 upstream def9d2780727 d2557fb5 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/01/19 09:31 upstream 244dc2689085 bc8bc756 .config log report syz C
ci-upstream-net-this-kasan-gce 2020/04/12 07:33 net 3b72f84f8fb6 a8c6a3f8 .config log report syz C
ci-upstream-net-this-kasan-gce 2020/02/14 01:01 net 6ee2deb6fbed c5ed587f .config log report syz C
ci-upstream-net-this-kasan-gce 2020/02/09 12:44 net fdfa3a6778b1 6ece2ea5 .config log report syz C
ci-upstream-net-this-kasan-gce 2020/02/05 17:15 net 52b5ae501c04 662cf49a .config log report syz C
ci-upstream-net-this-kasan-gce 2020/02/03 12:38 net 83d0585f91da 93e5e335 .config log report syz C
ci-upstream-net-this-kasan-gce 2020/01/28 01:38 net 2821e26f3a0a 56cd6c9b .config log report syz C
ci-upstream-net-kasan-gce 2020/02/13 23:08 net-next fdfa3a6778b1 c5ed587f .config log report syz C
ci-upstream-net-kasan-gce 2020/02/13 22:32 net-next fdfa3a6778b1 c5ed587f .config log report syz C
ci-upstream-net-kasan-gce 2020/02/09 12:43 net-next fdfa3a6778b1 6ece2ea5 .config log report syz C
ci-upstream-net-kasan-gce 2020/02/06 02:13 net-next 33b40134e5cf 662cf49a .config log report syz C
ci-upstream-net-kasan-gce 2020/02/03 12:19 net-next 9f68e3655aae 93e5e335 .config log report syz C
ci-upstream-net-kasan-gce 2020/01/28 01:39 net-next 8e5aa6173ad3 56cd6c9b .config log report syz C
ci-upstream-net-kasan-gce 2020/01/19 09:22 net-next 9aaa29494030 bc8bc756 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/05/04 16:38 linux-next ac935d227366 58ae5e18 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/02/17 04:19 linux-next 9f01828e9e16 1f448cd6 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/02/15 03:28 linux-next 9f01828e9e16 5d7b90f1 .config log report syz C
ci-upstream-kasan-gce-root 2020/01/21 13:44 upstream d96d875ef5dd 8eda0b95 .config log report syz
ci-upstream-kasan-gce-root 2020/02/18 11:56 upstream 11a48a5a18c6 1ce142dc .config log report
ci-upstream-kasan-gce-root 2020/02/18 06:34 upstream 11a48a5a18c6 1ce142dc .config log report
ci-upstream-net-this-kasan-gce 2020/04/19 20:12 net 9bacd256f135 6dfd45e1 .config log report
ci-upstream-net-this-kasan-gce 2020/04/18 18:17 net 2fcd80144b93 365fba24 .config log report
ci-upstream-net-this-kasan-gce 2020/03/09 15:01 net 17c25cafd4d3 2e9971bb .config log report
ci-upstream-net-this-kasan-gce 2020/02/18 07:42 net a81541041ceb 1ce142dc .config log report
ci-upstream-net-this-kasan-gce 2020/02/18 02:11 net a81541041ceb 1ce142dc .config log report
ci-upstream-net-this-kasan-gce 2020/02/18 01:29 net a81541041ceb 1ce142dc .config log report
ci-upstream-net-this-kasan-gce 2020/02/18 01:07 net a81541041ceb 1ce142dc .config log report
ci-upstream-net-this-kasan-gce 2020/02/17 23:42 net 0d4597c8c5ab 2b411596 .config log report
ci-upstream-net-this-kasan-gce 2020/02/17 22:16 net 0d4597c8c5ab 2b411596 .config log report
ci-upstream-net-this-kasan-gce 2020/02/17 14:15 net 0d4597c8c5ab 2b411596 .config log report
ci-upstream-net-this-kasan-gce 2020/02/17 11:32 net 0d4597c8c5ab 2b411596 .config log report
ci-upstream-net-this-kasan-gce 2020/02/17 10:12 net 0d4597c8c5ab 2b411596 .config log report
ci-upstream-net-this-kasan-gce 2020/02/17 09:07 net 0d4597c8c5ab 1f448cd6 .config log report
ci-upstream-net-this-kasan-gce 2020/02/17 08:00 net 0d4597c8c5ab 1f448cd6 .config log report
ci-upstream-net-kasan-gce 2020/04/27 18:36 net-next 3fd8dc269ff0 0ce7569e .config log report
ci-upstream-net-kasan-gce 2020/04/24 13:46 net-next 493f3cc7ee02 03d97a1b .config log report
ci-upstream-net-kasan-gce 2020/04/22 10:22 net-next 44dd5efc97da 2e44d63e .config log report
ci-upstream-net-kasan-gce 2020/03/28 20:47 net-next 1a147b74c2fd f1ebdfba .config log report
ci-upstream-net-kasan-gce 2020/03/25 09:08 net-next cd556e40fdf3 41f049cc .config log report
ci-upstream-net-kasan-gce 2020/02/18 12:59 net-next 725d23b59cd1 1ce142dc .config log report
ci-upstream-net-kasan-gce 2020/02/18 12:56 net-next 725d23b59cd1 1ce142dc .config log report
ci-upstream-net-kasan-gce 2020/02/18 11:06 net-next 725d23b59cd1 1ce142dc .config log report
ci-upstream-net-kasan-gce 2020/02/18 11:03 net-next 725d23b59cd1 1ce142dc .config log report
ci-upstream-net-kasan-gce 2020/02/18 10:00 net-next 725d23b59cd1 1ce142dc .config log report
ci-upstream-net-kasan-gce 2020/02/18 09:52 net-next 725d23b59cd1 1ce142dc .config log report
ci-upstream-net-kasan-gce 2020/02/18 08:45 net-next 725d23b59cd1 1ce142dc .config log report
ci-upstream-net-kasan-gce 2020/02/18 06:15 net-next 725d23b59cd1 1ce142dc .config log report
ci-upstream-net-kasan-gce 2020/02/18 04:49 net-next 725d23b59cd1 1ce142dc .config log report
ci-upstream-net-kasan-gce 2020/02/18 03:34 net-next 725d23b59cd1 1ce142dc .config log report
ci-upstream-net-kasan-gce 2020/02/17 22:41 net-next ce7805513d90 2b411596 .config log report
ci-upstream-net-kasan-gce 2020/02/17 21:13 net-next ce7805513d90 2b411596 .config log report
ci-upstream-net-kasan-gce 2020/02/17 20:19 net-next ce7805513d90 2b411596 .config log report
ci-upstream-net-kasan-gce 2020/02/17 19:19 net-next ce7805513d90 2b411596 .config log report
ci-upstream-net-kasan-gce 2020/02/17 17:28 net-next ce7805513d90 2b411596 .config log report
ci-upstream-net-kasan-gce 2020/02/17 16:28 net-next ce7805513d90 2b411596 .config log report
ci-upstream-net-kasan-gce 2020/02/17 15:28 net-next ce7805513d90 2b411596 .config log report
ci-upstream-net-kasan-gce 2020/02/17 13:02 net-next ce7805513d90 2b411596 .config log report
ci-upstream-net-kasan-gce 2020/02/17 11:47 net-next ce7805513d90 2b411596 .config log report
ci-upstream-net-kasan-gce 2020/02/17 10:28 net-next ce7805513d90 2b411596 .config log report
ci-upstream-net-kasan-gce 2020/02/17 07:36 net-next ce7805513d90 1f448cd6 .config log report
ci-upstream-net-kasan-gce 2020/02/17 06:57 net-next ce7805513d90 1f448cd6 .config log report
ci-upstream-net-kasan-gce 2020/01/19 08:11 net-next 9aaa29494030 bc8bc756 .config log report
ci-upstream-linux-next-kasan-gce-root 2020/02/17 18:40 linux-next c25a951c50dc 2b411596 .config log report