syzbot


WARNING in smk_set_cipso (2)
Status: upstream: reported C repro on 2021/04/12 07:00
Reported-by: syzbot+77c53db50c9fff774e8e@syzkaller.appspotmail.com
Fix commit: 49ec114a6e62 smackfs: restrict bytes count in smk_set_cipso()
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-qemu2-riscv64 ci-upstream-bpf-kasan-gce 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-kcsan-gce ci2-upstream-usb], missing on: [ci-qemu2-arm32 ci-upstream-kmsan-gce ci-upstream-kmsan-gce-386]
First crash: 111d, last: 33d

Cause bisection: the issue happens on the oldest tested release (bisect log)
Crash: WARNING in smk_set_cipso (log)
Repro: C syz .config
similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in smk_set_cipso C inconclusive 19 113d 194d 0/22 closed as dup on 2021/01/20 02:53

Sample crash report:

Crashes (24):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2021/04/12 06:19 upstream 7d900724913c bfeda1b1 .config log report syz C WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/06/29 02:07 upstream 62fb9874f5da 9d2ab5df .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/06/27 08:04 upstream 625acffd7ae2 9d2ab5df .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/06/23 16:23 upstream 0c18f29aae7c aba2b2fb .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/06/23 00:58 upstream 0c18f29aae7c aba2b2fb .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/06/21 11:37 upstream cba5e97280f5 aba2b2fb .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/06/20 14:01 upstream 913ec3c22ef4 aba2b2fb .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/06/14 13:01 upstream 009c9aa5be65 1ba81399 .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/06/09 09:04 upstream 4c8684fe555e 5c2fe346 .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/06/06 20:21 upstream f5b6eb1e0182 500c2339 .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/06/04 06:25 upstream f88cd3fb9df2 0740de69 .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/06/01 02:48 upstream c2131f7e73c9 032639db .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/06/01 02:48 upstream c2131f7e73c9 032639db .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/05/23 17:59 upstream 4d7620341eda 3c7fef33 .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/05/11 08:13 upstream 0aa099a312b6 ca873091 .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/05/09 04:05 upstream ab159ac569fd bc5434be .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/05/02 22:27 upstream d2b6f8a17919 77e2b668 .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/05/01 16:09 upstream d2b6f8a17919 77e2b668 .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/05/01 12:08 upstream d2b6f8a17919 77e2b668 .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/04/24 11:41 upstream e77a830c8297 17f0b706 .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/04/23 22:25 upstream 18a3c5f7abfd 17f0b706 .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/04/22 13:16 upstream 16fc44d6387e 33c28d03 .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/04/22 04:10 upstream 16fc44d6387e 2bc8999a .config log report info WARNING in smk_set_cipso
ci-upstream-kasan-gce-smack-root 2021/04/12 06:06 upstream 7d900724913c bfeda1b1 .config log report info WARNING in smk_set_cipso