syzbot


KASAN: use-after-free Write in sco_sock_timeout
Status: upstream: reported syz repro on 2021/08/26 16:29
Reported-by: syzbot+2bef95d3ab4daa10155b@syzkaller.appspotmail.com
First crash: 61d, last: 6h44m

Cause bisection: introduced by (bisect log) :
commit e1dee2c1de2b4dd00eb44004a4bda6326ed07b59
Author: Desmond Cheong Zhi Xi <desmondcheongzx@gmail.com>
Date: Tue Aug 10 04:14:10 2021 +0000

  Bluetooth: fix repeated calls to sco_sock_kill

Crash: KASAN: use-after-free Write in sco_sock_timeout (log)
Repro: syz .config
similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 KASAN: use-after-free Read in sco_sock_timeout syz 35 3d12h 32d 0/1 upstream: reported syz repro on 2021/09/22 11:06
Patch testing requests:
Created Duration User Patch Repo Result
2021/08/29 18:34 16m desmondcheongzx@gmail.com patch git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git e3f30ab28ac8 OK
2021/08/29 08:29 15m hdanton@sina.com patch git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git e3f30ab28ac8 OK

Sample crash report:

Crashes (104):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-root 2021/09/23 01:23 upstream cf1d2c3e7e2f 8cac236e .config log report syz KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-net-kasan-gce 2021/08/25 20:55 net-next e3f30ab28ac8 b599f2fc .config log report syz KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-smack-root 2021/10/18 11:14 upstream cf52ad5ff16c 0c5d9412 .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-smack-root 2021/10/18 06:27 upstream d999ade1cc86 0c5d9412 .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/10/17 14:59 upstream d999ade1cc86 0c5d9412 .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-smack-root 2021/10/11 20:04 upstream 64570fbc14f8 838e7e2c .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/10/09 17:26 upstream 717478d89fe2 838e7e2c .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/10/09 13:19 upstream 5d6ab0bb408f 838e7e2c .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/10/09 10:25 upstream 5d6ab0bb408f efe0f24d .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/10/07 20:32 upstream 4a16df549d23 efe0f24d .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/10/07 17:48 upstream 5af4055fa813 efe0f24d .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/10/07 16:03 upstream 5af4055fa813 efe0f24d .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/10/06 19:11 upstream 60a9483534ed 62ee0987 .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-smack-root 2021/10/06 14:57 upstream 60a9483534ed 0a63fd36 .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-smack-root 2021/10/05 17:00 upstream f6274b06e326 0a63fd36 .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/10/03 00:43 upstream ab2a7a35c4e7 db0f5787 .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-smack-root 2021/10/01 05:51 upstream 4de593fb965f 1d849ab4 .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-smack-root 2021/09/29 07:21 upstream a4e6f95a891a d82cb927 .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/09/28 22:26 upstream d33bec7b3dfa d82cb927 .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-smack-root 2021/09/28 18:50 upstream d33bec7b3dfa d82cb927 .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/09/27 23:21 upstream 0513e464f900 78494d16 .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/09/26 16:58 upstream a3b397b4fffb 8cac236e .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/09/26 13:48 upstream a3b397b4fffb 8cac236e .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/09/26 09:48 upstream a5e0aceabef6 8cac236e .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/09/26 01:14 upstream a5e0aceabef6 8cac236e .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/09/25 23:42 upstream a5e0aceabef6 8cac236e .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-smack-root 2021/09/24 23:01 upstream 4c4f0c2bf341 8cac236e .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/09/24 21:17 upstream 4c4f0c2bf341 8cac236e .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/09/24 21:01 upstream 4c4f0c2bf341 8cac236e .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/09/24 02:17 upstream f9e36107ec70 8cac236e .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-smack-root 2021/09/23 16:29 upstream 58e2cf5d7946 8cac236e .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/09/23 14:59 upstream 58e2cf5d7946 8cac236e .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-smack-root 2021/09/22 21:43 upstream cf1d2c3e7e2f 8cac236e .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-smack-root 2021/09/22 19:47 upstream cf1d2c3e7e2f 8cac236e .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/09/21 11:00 upstream d9fb678414c0 af796c18 .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-smack-root 2021/09/20 19:03 upstream e4e737bb5c17 af796c18 .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/09/20 16:14 upstream e4e737bb5c17 af796c18 .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-root 2021/09/20 01:30 upstream 20621d2f27a0 70b76c1d .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-kasan-gce-smack-root 2021/09/19 14:16 upstream d4d016caa4b8 70b76c1d .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-qemu-upstream-386 2021/10/22 02:12 upstream 2f111a6fd5b5 55f90bc6 .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-net-this-kasan-gce 2021/10/15 16:35 net ec681c53f8d2 0c5d9412 .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-net-this-kasan-gce 2021/10/10 07:59 net 732b74d64704 838e7e2c .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-net-this-kasan-gce 2021/09/27 06:51 net b193e15ac69d 78494d16 .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-net-this-kasan-gce 2021/09/19 20:10 net 87758511075e 70b76c1d .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-net-kasan-gce 2021/10/24 05:54 net-next 0998aee279c3 282f03fb .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-net-kasan-gce 2021/10/24 00:27 net-next 0998aee279c3 282f03fb .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-net-kasan-gce 2021/10/23 10:55 net-next 0998aee279c3 282f03fb .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-net-kasan-gce 2021/10/18 03:04 net-next 4e6e167bc049 0c5d9412 .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-net-kasan-gce 2021/09/30 01:59 net-next ef91abfb20c7 be530f6c .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-net-kasan-gce 2021/09/26 12:23 net-next d59bdda85eb7 8cac236e .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-net-kasan-gce 2021/09/19 09:57 net-next 983e59a27b92 70b76c1d .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-net-kasan-gce 2021/08/24 12:27 net-next faf482ca196a b599f2fc .config log report info KASAN: use-after-free Write in sco_sock_timeout
ci-upstream-linux-next-kasan-gce-root 2021/09/23 02:29 linux-next e90f9946ba28 8cac236e .config log report info KASAN: use-after-free Write in sco_sock_timeout