syzbot


WARNING: refcount bug in sk_alloc (2)
Status: upstream: reported syz repro on 2020/03/10 22:25
Reported-by: syzbot+b1212b1215db82ff9211@syzkaller.appspotmail.com
First crash: 674d, last: 198d

Cause bisection: introduced by (bisect log) :
commit b78e9d63a3b6307b6b786e6ba189d3978b60ceb5
Author: Thomas Bogendoerfer <tbogendoerfer@suse.de>
Date: Thu Jan 9 12:33:40 2020 +0000

  MIPS: SGI-IP27: use asm/sn/agent.h for including HUB related stuff

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

Fix bisection: failed (bisect log)
similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING: refcount bug in sk_alloc 46 1287d 1306d 0/22 auto-closed as invalid on 2019/02/22 10:22

Sample crash report:

Crashes (31):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-net-this-kasan-gce 2021/04/13 01:03 net 6628ddfec758 bfeda1b1 .config log report syz WARNING: refcount bug in sk_alloc
ci-upstream-net-kasan-gce 2021/04/13 03:09 net-next c82eaa4064f3 bfeda1b1 .config log report syz WARNING: refcount bug in sk_alloc
ci-upstream-kasan-gce-smack-root 2020/04/02 18:56 upstream 919dce24701f a34e2c33 .config log report syz
ci-upstream-net-this-kasan-gce 2020/03/15 12:08 net 0d1c3530e1bd 749688d2 .config log report syz
ci-upstream-net-this-kasan-gce 2020/02/27 06:42 net 6132c1d9033d 59b57593 .config log report syz
ci-upstream-net-kasan-gce 2020/03/15 00:14 net-next 94229d45239b 749688d2 .config log report syz
ci-upstream-net-kasan-gce 2020/02/27 05:44 net-next c3e042f54107 59b57593 .config log report syz
ci-upstream-linux-next-kasan-gce-root 2020/03/15 16:53 linux-next 770fbb32d34e 749688d2 .config log report syz
ci-upstream-net-this-kasan-gce 2021/04/10 22:11 net 4e04e7513b0f bfeda1b1 .config log report info WARNING: refcount bug in sk_alloc
ci-upstream-linux-next-kasan-gce-root 2021/04/10 22:15 linux-next e99d8a849517 bfeda1b1 .config log report info WARNING: refcount bug in sk_alloc
ci-upstream-kasan-gce-smack-root 2020/03/08 04:43 upstream 61a09258f2e5 2e9971bb .config log report
ci-upstream-kasan-gce 2020/03/07 22:19 upstream 63849c8f4107 2e9971bb .config log report
ci-upstream-kasan-gce-smack-root 2020/03/07 21:38 upstream 63849c8f4107 2e9971bb .config log report
ci-upstream-kasan-gce 2020/03/07 18:43 upstream 63849c8f4107 2e9971bb .config log report
ci-upstream-kasan-gce-smack-root 2020/03/07 01:38 upstream fb279f4e2386 fd2a5f28 .config log report
ci-upstream-kasan-gce-smack-root 2020/03/04 18:24 upstream 63623fd44972 c88c7b75 .config log report
ci-upstream-kasan-gce-smack-root 2020/03/04 04:08 upstream 63623fd44972 c88c7b75 .config log report
ci-upstream-kasan-gce-smack-root 2020/02/27 03:44 upstream f8788d86ab28 59b57593 .config log report
ci-upstream-kasan-gce-smack-root 2020/02/24 18:00 upstream f8788d86ab28 59b57593 .config log report
ci-upstream-kasan-gce 2020/02/21 12:37 upstream ca7e1fd1026c bd2a74a3 .config log report
ci-upstream-kasan-gce-root 2020/02/19 16:22 upstream 0a44cac81050 b690a6e3 .config log report
ci-upstream-kasan-gce-root 2020/02/19 14:30 upstream 0a44cac81050 135c18aa .config log report
ci-upstream-kasan-gce-selinux-root 2020/02/19 14:25 upstream 0a44cac81050 135c18aa .config log report
ci-upstream-kasan-gce-386 2020/03/07 22:08 upstream 63849c8f4107 2e9971bb .config log report
ci-upstream-kasan-gce-386 2020/02/19 14:15 upstream 0a44cac81050 135c18aa .config log report
ci-upstream-net-this-kasan-gce 2020/03/07 22:02 net aeaa925bff84 2e9971bb .config log report
ci-upstream-net-kasan-gce 2020/03/14 14:01 net-next 1d3435793123 749688d2 .config log report
ci-upstream-net-kasan-gce 2020/02/19 14:14 net-next 00796b929ce8 135c18aa .config log report
ci-upstream-net-kasan-gce 2020/01/23 16:29 net-next fd786fb1d2ca 3334d684 .config log report
ci-upstream-linux-next-kasan-gce-root 2020/01/11 17:40 linux-next 6c09d7dbb7d3 4c04afaa .config log report
ci-upstream-linux-next-kasan-gce-root 2019/12/24 12:36 linux-next 7ddd09fc4b74 be5c2c81 .config log report