syzbot


WARNING: locking bug in copy_process
Status: fixed on 2019/06/14 18:22
Reported-by: syzbot+3286e58549edc479faae@syzkaller.appspotmail.com
Fix commit: c3b7112d fork: do not release lock that wasn't taken
First crash: 135d, last: 132d
Bisection: introduced by (bisect log):

commit b3e5838252665ee4cfa76b82bdf1198dca81e5be
Author: Christian Brauner <christian@brauner.io>
Date: Wed Mar 27 12:04:15 2019 +0000

  clone: add CLONE_PIDFD

Tree: upstream
Crash: WARNING: locking bug in copy_process (log)
Repro: C syz .config

Sample crash report:

All crashes (3):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-386 2019/05/09 18:05 upstream a2d635de 6fc130d3 .config log report syz C akpm@linux-foundation.org, christian@brauner.io, ebiederm@xmission.com, elena.reshetova@intel.com, guro@fb.com, keescook@chromium.org, linux-kernel@vger.kernel.org, luto@amacapital.net, mhocko@suse.com, mingo@kernel.org, namit@vmware.com, peterz@infradead.org, riel@surriel.com, wad@chromium.org
ci-upstream-kasan-gce-386 2019/05/09 17:24 upstream a2d635de 6fc130d3 .config log report akpm@linux-foundation.org, christian@brauner.io, ebiederm@xmission.com, elena.reshetova@intel.com, guro@fb.com, keescook@chromium.org, linux-kernel@vger.kernel.org, luto@amacapital.net, mhocko@suse.com, mingo@kernel.org, namit@vmware.com, peterz@infradead.org, riel@surriel.com, wad@chromium.org
ci-upstream-linux-next-kasan-gce-root 2019/05/12 07:52 linux-next a8023039 c017728b .config log report aarcange@redhat.com, akpm@linux-foundation.org, christian@brauner.io, ebiederm@xmission.com, elena.reshetova@intel.com, guro@fb.com, keescook@chromium.org, linux-kernel@vger.kernel.org, luto@amacapital.net, mhocko@suse.com, mingo@kernel.org, namit@vmware.com, peterz@infradead.org, shakeelb@google.com, wad@chromium.org