Messages in this thread | | | From | Filipe Manana <> | Date | Fri, 8 Jan 2021 14:22:00 +0000 | Subject | Re: KASAN: null-ptr-deref Write in start_transaction |
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On Thu, Jan 7, 2021 at 1:13 PM syzbot <syzbot+6700bca07dff187809c4@syzkaller.appspotmail.com> wrote: > > syzbot suspects this issue was fixed by commit: > > commit f30bed83426c5cb9fce6cabb3f7cc5a9d5428fcc > Author: Filipe Manana <fdmanana@suse.com> > Date: Fri Nov 13 11:24:17 2020 +0000 > > btrfs: remove unnecessary attempt to drop extent maps after adding inline extent > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13ddc30b500000 > start commit: 521b619a Merge tag 'linux-kselftest-kunit-fixes-5.10-rc3' .. > git tree: upstream > kernel config: https://syzkaller.appspot.com/x/.config?x=61033507391c77ff > dashboard link: https://syzkaller.appspot.com/bug?extid=6700bca07dff187809c4 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14a07ab2500000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10fe69c6500000 > > If the result looks correct, please mark the issue as fixed by replying with: > > #syz fix: btrfs: remove unnecessary attempt to drop extent maps after adding inline extent
Nop, it can't be this change.
What should fix it should be the following commit:
commit ecfdc08b8cc65d737eebc26a1ee1875a097fd6a0 Author: Goldwyn Rodrigues <rgoldwyn@suse.com> Date: Thu Sep 24 11:39:21 2020 -0500
btrfs: remove dio iomap DSYNC workaround
Thanks.
> > For information about bisection process see: https://goo.gl/tpsmEJ#bisection
-- Filipe David Manana,
“Whether you think you can, or you think you can't — you're right.”
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