syzbot


KASAN: use-after-free Read in __lock_sock
Status: fixed on 2019/12/18 04:11
Reported-by: syzbot+d30efd7edfac399a176a@syzkaller.appspotmail.com
Fix commit: 51f0c108 libata/ahci: Fix PCS quirk application
First crash: 490d, last: 490d

Fix bisection: fixed by (bisect log) :
commit 51f0c10890aa9d3315164063187cbf80368dc5a6
Author: Dan Williams <dan.j.williams@intel.com>
Date: Tue Oct 15 19:54:17 2019 +0000

  libata/ahci: Fix PCS quirk application

similar bugs (3):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream KASAN: use-after-free Read in __lock_sock syz done error 26 19d 834d 0/21 upstream: reported syz repro on 2018/11/17 07:18
linux-4.19 KASAN: use-after-free Read in __lock_sock (2) 1 392d 392d 0/1 auto-closed as invalid on 2020/06/01 06:17
linux-4.14 KASAN: use-after-free Read in __lock_sock syz inconclusive 1 263d 383d 0/1 upstream: reported syz repro on 2020/02/11 04:34

Sample crash report:

Crashes (2):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-19 2019/10/27 23:24 linux-4.19.y c3038e71 25bb509e .config log report syz
ci2-linux-4-19 2019/10/27 16:36 linux-4.19.y c3038e71 25bb509e .config log report