syzbot


WARNING in submit_bio_checks
Status: upstream: reported C repro on 2020/07/11 05:34
Reported-by: syzbot+4c50ac32e5b10e4133e1@syzkaller.appspotmail.com
First crash: 30d, last: 10h47m

Cause bisection: introduced by (bisect log):

commit 449325b52b7a6208f65ed67d3484fd7b7184477b
Author: Alexei Starovoitov <ast@kernel.org>
Date: Tue May 22 02:22:29 2018 +0000

  umh: introduce fork_usermode_blob() helper

Crash: KASAN: use-after-free Write in call_usermodehelper_exec_work (log)
Repro: C syz .config
Patch testing requests:
Created Duration User Patch Repo Result
2020/07/19 17:43 10m bkkarthik@pesu.pes.edu patch https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master report log
2020/07/19 17:40 10m bkkarthik@pesu.pes.edu patch git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git master report log
2020/07/19 14:28 3m bkkarthik@pesu.pes.edu patch linux-next error
2020/07/16 04:35 9m bkkarthik@pesu.pes.edu patch linux-next report log
2020/07/16 04:32 9m bkkarthik@pesu.pes.edu patch linux-next report log

Sample crash report:

Crashes (34):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-linux-next-kasan-gce-root 2020/07/07 05:50 linux-next 9e50b94b 51095195 .config log report syz C andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-kasan-gce-root 2020/08/06 17:58 upstream 47ec5303 1f122f88 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-kasan-gce-smack-root 2020/08/06 13:54 upstream 47ec5303 1f122f88 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-kasan-gce-smack-root 2020/08/06 13:51 upstream 47ec5303 1f122f88 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-kasan-gce-selinux-root 2020/08/05 18:50 upstream 442489c2 b7129355 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-kasan-gce-selinux-root 2020/08/05 13:32 upstream 442489c2 b7129355 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-kasan-gce-smack-root 2020/08/05 01:30 upstream c0842fbc 80a06902 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-qemu-upstream 2020/08/04 10:57 upstream c0842fbc 80a06902 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/08/06 18:05 linux-next 01830e6c 1f122f88 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/08/01 16:18 linux-next 01830e6c d895b3be .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/27 08:19 linux-next 26027945 51265195 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/25 16:43 linux-next 26027945 1f7cc1ca .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/25 13:43 linux-next 26027945 1f7cc1ca .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/24 01:18 linux-next 4f5baedd 70c104a1 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/23 22:55 linux-next 4f5baedd 70c104a1 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/22 05:37 linux-next de2e69cf 21f1765e .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/22 05:33 linux-next de2e69cf 21f1765e .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/22 05:31 linux-next de2e69cf 21f1765e .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/21 00:43 linux-next ab8be66e 4285ffa3 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/20 06:12 linux-next 4c43049f 9c812472 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/19 13:45 linux-next 4c43049f 9c812472 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/19 05:06 linux-next 4c43049f 9c812472 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/19 03:35 linux-next 4c43049f 9c812472 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/19 02:04 linux-next 4c43049f 9c812472 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/18 19:11 linux-next 4c43049f 9c812472 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/15 02:06 linux-next 5fb3d604 609fb517 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/11 16:51 linux-next d31958b3 18d18b59 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/11 04:24 linux-next d31958b3 18d18b59 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/11 00:59 linux-next d31958b3 18d18b59 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/08 08:26 linux-next 9e50b94b 51095195 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/07 21:15 linux-next 9e50b94b 51095195 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/07 19:13 linux-next 9e50b94b 51095195 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/07 14:26 linux-next 9e50b94b 51095195 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2020/07/07 05:25 linux-next 9e50b94b 51095195 .config log report andriin@fb.com, ast@kernel.org, axboe@kernel.dk, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@chromium.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com