syzbot


WARNING: ODEBUG bug in ext4_fill_super (3)
Status: upstream: reported C repro on 2021/03/14 04:08
Reported-by: syzbot+628472a2aac693ab0fcd@syzkaller.appspotmail.com
Fix commit: 2a4ae3bcdf05 ext4: fix timer use-after-free on failed mount
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-kmsan-gce ci-upstream-kmsan-gce-386 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]
First crash: 142d, last: 32d

Cause bisection: introduced by (bisect log) :
commit 2d01ddc86606564fb08c56e3bc93a0693895f710
Author: Jan Kara <jack@suse.cz>
Date: Wed Dec 16 10:18:40 2020 +0000

  ext4: save error info to sb through journal if available

Crash: WARNING: ODEBUG bug in ext4_fill_super (log)
Repro: syz .config
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING: ODEBUG bug in ext4_fill_super 105 702d 699d 0/22 closed as invalid on 2019/08/30 22:34
upstream WARNING: ODEBUG bug in ext4_fill_super (2) C done 1094 142d 219d 0/22 closed as dup on 2020/12/22 11:33

Sample crash report:

Crashes (368):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-root 2021/03/16 17:39 upstream 1a4431a5db2b fdb2bb2c .config log report syz C WARNING: ODEBUG bug in ext4_fill_super
ci-upstream-kasan-gce-root 2021/03/12 08:59 upstream 28806e4d9b97 429d8a6b .config log report syz C WARNING: ODEBUG bug in ext4_fill_super
ci-upstream-kasan-gce-root 2021/03/10 21:36 upstream 05a59d79793d 764067f3 .config log report syz WARNING: ODEBUG bug in ext4_fill_super
ci-upstream-kasan-gce-root 2021/03/22 07:39 upstream 5ee96fa9dd78 bea32f74 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-upstream-kasan-gce-smack-root 2021/03/21 23:51 upstream 5ee96fa9dd78 bea32f74 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-upstream-kasan-gce-selinux-root 2021/03/21 21:02 upstream 5ee96fa9dd78 bea32f74 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu-upstream 2021/03/15 12:12 upstream 280d542f6ffa cc1cff8f .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-upstream-kasan-gce-root 2021/03/10 04:05 upstream 144c79ef3353 26967e35 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/06/27 08:58 upstream bf152b0b41dc 9d2ab5df .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/06/25 11:38 upstream bf152b0b41dc 0edbbe31 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/06/21 02:37 upstream bf152b0b41dc aba2b2fb .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/06/20 15:55 upstream bf152b0b41dc aba2b2fb .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/06/20 10:20 upstream bf152b0b41dc aba2b2fb .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/06/15 03:45 upstream bf152b0b41dc 1ba81399 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/06/13 08:34 upstream bf152b0b41dc 1ba81399 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/06/06 06:30 upstream bf152b0b41dc 500c2339 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/05/28 06:41 upstream bf152b0b41dc 858ea628 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/05/28 02:14 upstream bf152b0b41dc 858ea628 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/05/27 23:54 upstream bf152b0b41dc 858ea628 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/05/22 14:19 upstream bf152b0b41dc 3c7fef33 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/05/21 15:55 upstream bf152b0b41dc 3c7fef33 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/05/06 05:16 upstream bf152b0b41dc 06c27ff5 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/04/29 22:11 upstream bf152b0b41dc 77e2b668 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/04/19 00:27 upstream bf152b0b41dc 7e2b734b .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/04/14 04:47 upstream bf152b0b41dc a184b83e .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/04/03 01:28 upstream bf152b0b41dc 6a81331a .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/04/02 21:31 upstream bf152b0b41dc 6a81331a .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/04/02 13:05 upstream bf152b0b41dc 6a81331a .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-arm32 2021/03/30 19:14 upstream bf152b0b41dc 6a81331a .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-upstream-linux-next-kasan-gce-root 2021/03/18 01:27 linux-next fa903833ae34 fdb2bb2c .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/29 14:59 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/29 12:29 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/29 09:45 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/29 07:47 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/29 04:54 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/29 02:59 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/29 01:25 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/29 00:05 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/28 19:36 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/28 16:28 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/28 14:46 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/28 13:09 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/28 09:57 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/28 09:50 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/28 07:27 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/28 03:24 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/28 01:44 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/28 00:19 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/27 19:52 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/27 18:02 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/27 11:33 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/27 10:03 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/27 06:21 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/27 04:35 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/27 01:33 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e a8529b82 .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/26 07:31 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e 6a383ecf .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/26 05:02 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e 6a383ecf .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/26 03:43 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e 6a383ecf .config log report info WARNING: ODEBUG bug in ext4_fill_super
ci-qemu2-riscv64 2021/03/25 21:57 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes a5406a7ff56e 6a383ecf .config log report info WARNING: ODEBUG bug in ext4_fill_super