syzbot


WARNING in squashfs_read_table
Status: fixed on 2021/03/10 01:48
Reported-by: syzbot+2ccea6339d368360800d@syzkaller.appspotmail.com
Fix commit: 506220d2ba21 squashfs: add more sanity checks in xattr id lookup
First crash: 333d, last: 299d

Cause bisection: the issue happens on the oldest tested release (bisect log)
Crash: WARNING in sysfs_warn_dup (log)
Repro: C syz .config
Patch testing requests:
Created Duration User Patch Repo Result
2021/02/03 13:24 15m snovitoll@gmail.com https://linux.googlesource.com/linux/kernel/git/torvalds/linux refs/changes/56/8056/2 OK
2021/02/03 10:02 15m snovitoll@gmail.com https://linux.googlesource.com/linux/kernel/git/torvalds/linux refs/changes/56/8056/1 OK

Sample crash report:

Crashes (50):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-linux-next-kasan-gce-root 2021/01/06 00:12 linux-next 83dadd4cfb0c a0234d98 .config log report syz C
ci-upstream-kasan-gce-root 2021/02/08 01:47 upstream b75dba7f472c 2ce644fc .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-smack-root 2021/02/07 13:54 upstream 825b5991a46e 2ce644fc .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-smack-root 2021/02/07 03:50 upstream 964d069f93c4 0655e081 .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-root 2021/02/07 02:42 upstream 964d069f93c4 0655e081 .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-root 2021/02/05 06:48 upstream 5c279c4cf206 23a562df .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-root 2021/02/05 05:24 upstream 5c279c4cf206 23a562df .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-smack-root 2021/02/05 04:59 upstream 5c279c4cf206 23a562df .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-root 2021/02/04 20:01 upstream 61556703b610 42b90a7c .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-smack-root 2021/02/04 19:31 upstream 61556703b610 42b90a7c .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-smack-root 2021/02/03 05:24 upstream 3aaf0a27ffc2 624dad51 .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-root 2021/02/03 04:53 upstream 3aaf0a27ffc2 624dad51 .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-root 2021/02/02 11:33 upstream 88bb507a74ea 19e09687 .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-smack-root 2021/02/02 11:33 upstream 88bb507a74ea 19e09687 .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-root 2021/01/31 19:05 upstream 6642d600b541 fc9fd31e .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-smack-root 2021/01/30 22:21 upstream 0e9bcda5d286 fc9fd31e .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-root 2021/01/30 09:52 upstream 0e9bcda5d286 fc9fd31e .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-root 2021/01/30 05:07 upstream bec4c2968fce fc9fd31e .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-smack-root 2021/01/30 04:58 upstream bec4c2968fce fc9fd31e .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-root 2021/01/30 01:18 upstream bec4c2968fce fc9fd31e .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-root 2021/01/25 21:13 upstream 6ee1d745b7c9 52e37319 .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-smack-root 2021/01/25 12:42 upstream 6ee1d745b7c9 52e37319 .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-smack-root 2021/01/24 10:31 upstream e1ae4b0be158 52e37319 .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-root 2021/01/24 04:07 upstream e1ae4b0be158 52e37319 .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-smack-root 2021/01/21 02:25 upstream 75439bc439e0 d4f4eca5 .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-root 2021/01/19 17:23 upstream 1e2a199f6ccd 63631df1 .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-root 2021/01/19 07:56 upstream 1e2a199f6ccd 63631df1 .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-smack-root 2021/01/19 07:26 upstream 1e2a199f6ccd 63631df1 .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-root 2021/01/17 16:35 upstream 0da0a8a0a0e1 813be542 .config log report info WARNING in squashfs_read_table
ci-qemu-upstream-386 2021/01/30 05:01 upstream bec4c2968fce fc9fd31e .config log report info WARNING in squashfs_read_table
ci-upstream-linux-next-kasan-gce-root 2021/02/05 05:15 linux-next 0e2c50f40b7f 23a562df .config log report info WARNING in squashfs_read_table
ci-upstream-linux-next-kasan-gce-root 2021/01/30 05:36 linux-next b01f250d83f6 fc9fd31e .config log report info WARNING in squashfs_read_table
ci-upstream-linux-next-kasan-gce-root 2021/01/21 00:43 linux-next 647060f3b592 d4f4eca5 .config log report info WARNING in squashfs_read_table
ci-upstream-kasan-gce-root 2021/01/17 08:00 upstream 0da0a8a0a0e1 65a7a854 .config log report info
ci-upstream-kasan-gce-smack-root 2021/01/17 07:30 upstream 0da0a8a0a0e1 65a7a854 .config log report info
ci-upstream-kasan-gce-root 2021/01/16 21:53 upstream 1d94330a437a 65a7a854 .config log report info
ci-upstream-kasan-gce-root 2021/01/11 08:21 upstream 0653161f0fac 2c1f2513 .config log report info
ci-upstream-kasan-gce-root 2021/01/11 05:03 upstream 0653161f0fac 2c1f2513 .config log report info
ci-upstream-kasan-gce-root 2021/01/08 11:04 upstream f5e6c330254a c104d4a3 .config log report info
ci-upstream-kasan-gce-root 2021/01/05 23:51 upstream 36bbbd0e234d a0234d98 .config log report info
ci-upstream-kasan-gce-root 2021/01/05 23:51 upstream 36bbbd0e234d a0234d98 .config log report info
ci-qemu-upstream-386 2021/01/17 07:22 upstream 0da0a8a0a0e1 65a7a854 .config log report info
ci-upstream-linux-next-kasan-gce-root 2021/01/17 07:28 linux-next b3a3cbdec55b 65a7a854 .config log report info
ci-upstream-linux-next-kasan-gce-root 2021/01/10 02:45 linux-next 1c925d2030af 2c1f2513 .config log report info
ci-upstream-linux-next-kasan-gce-root 2021/01/06 00:01 linux-next 83dadd4cfb0c a0234d98 .config log report info
ci-upstream-linux-next-kasan-gce-root 2021/01/05 23:56 linux-next 83dadd4cfb0c a0234d98 .config log report info