syzbot


KASAN: use-after-free Read in btrfs_scan_one_device
Status: upstream: reported C repro on 2020/09/20 14:12
Reported-by: syzbot+582e66e5edf36a22c7b0@syzkaller.appspotmail.com
First crash: 37d, last: 11d

Cause bisection: failed (bisect log)
similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 KASAN: use-after-free Read in btrfs_scan_one_device C 18 5h02m 37d 0/1 upstream: reported C repro on 2020/09/16 16:03
Patch testing requests:
Created Duration User Patch Repo Result
2020/10/18 12:52 13m foxhlchen@gmail.com upstream report log
2020/10/12 18:55 17m rkovhaev@gmail.com patch upstream OK
2020/10/11 16:11 10m rkovhaev@gmail.com upstream report log
2020/10/11 15:57 9m rkovhaev@gmail.com upstream report log

Sample crash report:

Crashes (52):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-kasan-gce-smack-root 2020/10/13 07:06 upstream bbf5c979 d32b0bbf .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/10/12 11:57 upstream 3dd0130f 4a77ae0b .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/10/11 21:29 upstream da690031 4a77ae0b .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/10/11 19:34 upstream da690031 4a77ae0b .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/10/11 07:35 upstream da690031 4a77ae0b .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/10/08 09:42 upstream c85fb28b 1880b4a9 .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/10/08 03:11 upstream c85fb28b 1880b4a9 .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/10/07 18:54 upstream c85fb28b 1880b4a9 .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/10/01 04:03 upstream 02de58b2 8516f6d3 .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/10/01 03:13 upstream 02de58b2 8516f6d3 .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/30 11:27 upstream ccc1d052 5abc3f1a .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/09/29 17:36 upstream fb0155a0 1b88c6d5 .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/28 21:01 upstream a1b8638b 6bfdbe89 .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/27 21:45 upstream eeddbe68 5dd8aee8 .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/09/26 22:12 upstream 7c7ec322 2d5ea0cb .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/26 21:59 upstream 7c7ec322 2d5ea0cb .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/25 12:44 upstream 171d4ff7 54289b08 .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/24 17:13 upstream c9c9e6a4 54289b08 .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/24 01:58 upstream 805c6d3c 287cd75a .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/21 05:37 upstream 325d0eab 9564d2e9 .config log report syz C clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/10/02 21:24 upstream 472e5b05 4969d6ca .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/09/30 21:34 upstream 02de58b2 8516f6d3 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/30 01:40 upstream ccc1d052 5abc3f1a .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/09/30 01:17 upstream ccc1d052 5abc3f1a .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/09/29 10:04 upstream fb0155a0 1b88c6d5 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/09/28 16:36 upstream a1b8638b 6bfdbe89 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/09/28 14:45 upstream a1b8638b 6bfdbe89 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/28 13:49 upstream a1b8638b 6bfdbe89 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/28 04:20 upstream a1bffa48 5dd8aee8 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/26 11:32 upstream 7c7ec322 4a006f63 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/25 21:38 upstream 171d4ff7 4a006f63 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/09/25 17:59 upstream 171d4ff7 4a006f63 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/09/25 04:48 upstream 171d4ff7 54289b08 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/09/23 22:20 upstream 805c6d3c 287cd75a .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/23 16:22 upstream 805c6d3c 287cd75a .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/23 06:27 upstream eff48dde 3e8f6c27 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/23 06:25 upstream eff48dde 3e8f6c27 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/22 01:54 upstream ba4f184e 9e1fa68e .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/21 16:48 upstream ba4f184e 9e1fa68e .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/21 16:21 upstream ba4f184e 9e1fa68e .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/09/21 03:47 upstream 325d0eab 9564d2e9 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/09/20 00:35 upstream eb5f95f1 53ce8104 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/09/20 00:33 upstream eb5f95f1 53ce8104 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/09/19 00:37 upstream 10b82d51 53ce8104 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/09/17 01:32 upstream 5925fa68 8247808b .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/09/16 14:06 upstream fc4f28bb 18d7d030 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/10/08 06:17 linux-next 8b787da7 1880b4a9 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/09/30 02:28 linux-next 49e7e3e9 5abc3f1a .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/09/29 05:11 linux-next 663b07a4 1b88c6d5 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/09/24 20:33 linux-next d1d2220c 54289b08 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/09/24 11:57 linux-next dcf2427b 54289b08 .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/09/21 16:03 linux-next b10b8ad8 9e1fa68e .config log report info clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org