syzbot


KASAN: use-after-free Read in io_uring_setup
Status: fixed on 2019/11/23 02:56
Reported-by: syzbot+6f03d895a6cd0d06187f@syzkaller.appspotmail.com
Fix commit: 044c1ab3 io_uring: don't touch ctx in setup after ring fd install
First crash: 337d, last: 337d

Cause bisection: failed (bisect log)
similar bugs (1):
Kernel Title Repro Bisected Count Last Reported Patched Status
upstream KASAN: use-after-free Read in io_uring_setup (2) 1 60d 60d 17/17 fixed on 2020/09/16 22:51

Sample crash report:

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-kasan-gce 2019/10/27 17:17 upstream 5a1e843c 25bb509e .config log report syz axboe@kernel.dk, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk