test https://syzkaller.appspot.com/bug?id=fd568e5ef61eb6dcf87754556cf0ed42e5c5a1d5

[Jun Nie]

#syz test: https://android.googlesource.com/kernel/common android13-5.15-lts

[syzbot]

Hello,

syzbot has tested the proposed patch and the reproducer did not trigger any issue:

Reported-and-tested-by: syzbot+6f453a...@syzkaller.appspotmail.com

Tested on:

commit: 7f2e600b Merge 5.15.74 into android13-5.15-lts
git tree: android13-5.15-lts
console output: https://syzkaller.appspot.com/x/log.txt?x=13833e11880000
kernel config: https://syzkaller.appspot.com/x/.config?x=83a7349dd162b9f8
dashboard link: https://syzkaller.appspot.com/bug?extid=6f453ac99ae7f152b7b3
compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2
patch: https://syzkaller.appspot.com/x/patch.diff?x=15f49abe880000

Note: testing is done by a robot and is best-effort only.

[Jun Nie]

A patch from below personal repo can fix this bug. Waiting for it is
merged into mainline, then back ported to 3.15-lts.

https://git.kernel.org/pub/scm/linux/kernel/git/chao/linux.git dev-test
91586ce0d39a f2fs: fix to invalidate dcc->f2fs_issue_discard in error path