syzbot


KMSAN: kernel-infoleak in copy_siginfo_to_user (2)
Status: upstream: reported C repro on 2019/05/12 10:07
Reported-by: syzbot+0d602a1b0d8c95bdf299@syzkaller.appspotmail.com
Fix commit: f6e2aa91 signal/ptrace: Don't leak unitialized kernel memory with PTRACE_PEEK_SIGINFO
Patched on: [ci-upstream-bpf-next-kasan-gce ci-upstream-gce-leak ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-usb], missing on: [ci-upstream-bpf-kasan-gce ci-upstream-kmsan-gce]
First crash: 53d, last: 15d
duplicates (1):
Title Repro Bisected Count Last Reported Patched Status
KMSAN: uninit-value in copy_siginfo_to_user syz 289 351d 343d 0/13 closed as dup on 2019/06/10 23:35
similar bugs (1):
Kernel Title Repro Bisected Count Last Reported Patched Status
upstream KMSAN: kernel-infoleak in copy_siginfo_to_user C 779 57d 351d 0/13 closed as invalid on 2019/05/03 14:05

Sample crash report:

All crashes (15):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kmsan-gce 2019/05/04 02:38 kmsan d062d017 d28f4ce5 .config log report syz C akpm@linux-foundation.org, arnd@arndb.de, christian@brauner.io, deepa.kernel@gmail.com, ebiederm@xmission.com, linux-kernel@vger.kernel.org, tglx@linutronix.de
ci-upstream-kmsan-gce 2019/05/04 01:38 kmsan d062d017 d28f4ce5 .config log report akpm@linux-foundation.org, arnd@arndb.de, christian@brauner.io, deepa.kernel@gmail.com, ebiederm@xmission.com, linux-kernel@vger.kernel.org, tglx@linutronix.de
ci-upstream-kmsan-gce 2019/06/11 04:11 kmsan 62c1edc4 0159583c .config log report akpm@linux-foundation.org, arnd@arndb.de, christian@brauner.io, deepa.kernel@gmail.com, ebiederm@xmission.com, linux-kernel@vger.kernel.org, tglx@linutronix.de
ci-upstream-kmsan-gce 2019/06/10 19:54 kmsan 62c1edc4 0159583c .config log report akpm@linux-foundation.org, arnd@arndb.de, christian@brauner.io, deepa.kernel@gmail.com, ebiederm@xmission.com, linux-kernel@vger.kernel.org, tglx@linutronix.de
ci-upstream-kmsan-gce 2019/06/10 19:52 kmsan 62c1edc4 0159583c .config log report akpm@linux-foundation.org, arnd@arndb.de, christian@brauner.io, deepa.kernel@gmail.com, ebiederm@xmission.com, linux-kernel@vger.kernel.org, tglx@linutronix.de
ci-upstream-kmsan-gce 2019/06/07 08:56 kmsan f75e4cfe 698773cb .config log report akpm@linux-foundation.org, arnd@arndb.de, christian@brauner.io, deepa.kernel@gmail.com, ebiederm@xmission.com, linux-kernel@vger.kernel.org, tglx@linutronix.de
ci-upstream-kmsan-gce 2019/06/07 07:27 kmsan f75e4cfe 698773cb .config log report akpm@linux-foundation.org, arnd@arndb.de, christian@brauner.io, deepa.kernel@gmail.com, ebiederm@xmission.com, linux-kernel@vger.kernel.org, tglx@linutronix.de
ci-upstream-kmsan-gce 2019/06/06 17:56 kmsan f75e4cfe 698773cb .config log report akpm@linux-foundation.org, arnd@arndb.de, christian@brauner.io, deepa.kernel@gmail.com, ebiederm@xmission.com, linux-kernel@vger.kernel.org, tglx@linutronix.de
ci-upstream-kmsan-gce 2019/06/06 04:13 kmsan f75e4cfe a547defc .config log report akpm@linux-foundation.org, arnd@arndb.de, christian@brauner.io, deepa.kernel@gmail.com, ebiederm@xmission.com, linux-kernel@vger.kernel.org, tglx@linutronix.de
ci-upstream-kmsan-gce 2019/06/04 16:50 kmsan f75e4cfe e41a20c5 .config log report akpm@linux-foundation.org, arnd@arndb.de, christian@brauner.io, deepa.kernel@gmail.com, ebiederm@xmission.com, linux-kernel@vger.kernel.org, tglx@linutronix.de
ci-upstream-kmsan-gce 2019/06/04 04:11 kmsan f75e4cfe ce07a7ae .config log report akpm@linux-foundation.org, arnd@arndb.de, christian@brauner.io, deepa.kernel@gmail.com, ebiederm@xmission.com, linux-kernel@vger.kernel.org, tglx@linutronix.de
ci-upstream-kmsan-gce 2019/06/04 00:31 kmsan f75e4cfe ce07a7ae .config log report akpm@linux-foundation.org, arnd@arndb.de, christian@brauner.io, deepa.kernel@gmail.com, ebiederm@xmission.com, linux-kernel@vger.kernel.org, tglx@linutronix.de
ci-upstream-kmsan-gce 2019/06/03 19:58 kmsan f75e4cfe 63bf051f .config log report akpm@linux-foundation.org, arnd@arndb.de, christian@brauner.io, deepa.kernel@gmail.com, ebiederm@xmission.com, linux-kernel@vger.kernel.org, tglx@linutronix.de
ci-upstream-kmsan-gce 2019/05/04 01:25 kmsan d062d017 d28f4ce5 .config log report akpm@linux-foundation.org, arnd@arndb.de, christian@brauner.io, deepa.kernel@gmail.com, ebiederm@xmission.com, linux-kernel@vger.kernel.org, tglx@linutronix.de
ci-upstream-kmsan-gce 2019/05/04 01:15 kmsan d062d017 d28f4ce5 .config log report akpm@linux-foundation.org, arnd@arndb.de, christian@brauner.io, deepa.kernel@gmail.com, ebiederm@xmission.com, linux-kernel@vger.kernel.org, tglx@linutronix.de