syzbot


KASAN: stack-out-of-bounds Write in ax25_getname
Status: fixed on 2020/03/17 21:24
Reported-by: syzbot+9217858d06d8c49f6936@syzkaller.appspotmail.com
Fix commit: ff8e12b0 vhost: Check docket sk_family instead of call getname
First crash: 395d, last: 99d

Fix bisection: fixed by (bisect log):

commit ff8e12b0cfe277a54edbab525f068b39c7ed0de3
Author: Eugenio PĂ©rez <eperezma@redhat.com>
Date: Thu Mar 5 16:30:05 2020 +0000

  vhost: Check docket sk_family instead of call getname

similar bugs (2):
Kernel Title Repro Bisected Count Last Reported Patched Status
linux-4.19 KASAN: stack-out-of-bounds Write in ax25_getname C fix 4 99d 394d 1/1 fixed on 2020/03/17 21:24
upstream KASAN: stack-out-of-bounds Write in ax25_getname C cause+fix 21 96d 512d 0/17 upstream: reported C repro on 2018/12/29 19:11

Sample crash report:

Crashes (4):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci2-linux-4-14 2020/02/15 14:50 linux-4.14.y 98db2bf2 5d7b90f1 .config log report syz C davem@davemloft.net, jreuter@yaina.de, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci2-linux-4-14 2019/11/14 20:58 linux-4.14.y 775d01b6 048f2d49 .config log report syz davem@davemloft.net, jreuter@yaina.de, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci2-linux-4-14 2019/04/25 23:27 linux-4.14.y 68d7a45e f46aabc8 .config log report syz davem@davemloft.net, jreuter@yaina.de, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org
ci2-linux-4-14 2020/02/15 14:10 linux-4.14.y 98db2bf2 5d7b90f1 .config log report davem@davemloft.net, jreuter@yaina.de, linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, ralf@linux-mips.org