syzbot


INFO: task hung in paste_selection
Status: upstream: reported C repro on 2019/12/06 09:39
Reported-by: syzbot+a172213a651850d94cf2@syzkaller.appspotmail.com
First crash: 73d, last: 8d05h

Cause bisection: the bug happens on the oldest tested release
Crash: KASAN: use-after-free Read in n_tty_receive_buf_common (log)
Repro: C syz .config
similar bugs (2):
Kernel Title Repro Bisected Count Last Reported Patched Status
linux-4.19 INFO: task hung in paste_selection 9 16d 67d 0/1 upstream: reported on 2019/12/11 22:16
linux-4.14 INFO: task hung in paste_selection C 7 13d 66d 0/1 upstream: reported C repro on 2019/12/12 10:41

Sample crash report:

Crashes (8):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-selinux-root 2019/12/13 09:34 upstream ae4b064e 08003f64 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2019/12/12 09:31 upstream 687dec9b d973f528 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2019/12/25 21:40 linux-next 7ddd09fc be5c2c81 .config log report syz gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/02/09 04:58 upstream d4f309ca 06150bf1 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/01/31 14:09 upstream ccaaaf6f 5ed23f9a .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org, okash.khawaja@gmail.com, samuel.thibault@ens-lyon.org
ci-upstream-kasan-gce-smack-root 2020/01/19 01:18 upstream 244dc268 bc8bc756 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/01/13 09:06 upstream 040a3c33 53faa9fe .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2019/12/05 13:19 upstream aedc0650 b2088328 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org