Re: [syzbot] [netfs?] KASAN: slab-use-after-free Read in iov_iter_revert

[syzbot]

> On Sat, 30 Nov 2024 at 01:21, syzbot
> <syzbot+2625ce08c2659fb9961a@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote:
>>
>> syzbot has bisected this issue to:
>>
>> commit 3b97c3652d9128ab7f8c9b8adec6108611fdb153
>> Author: Joanne Koong <joannelkoong@xxxxxxxxx>
>> Date:   Thu Oct 24 17:18:08 2024 +0000
>>
>>     fuse: convert direct io to use folios
>>
>> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1033bf5f980000
>> start commit:   b86545e02e8c Merge tag 'acpi-6.13-rc1-2' of git://git.kern..
>> git tree:       upstream
>> final oops:     https://syzkaller.appspot.com/x/report.txt?x=1233bf5f980000
>> console output: https://syzkaller.appspot.com/x/log.txt?x=1433bf5f980000
>> kernel config:  https://syzkaller.appspot.com/x/.config?x=5f0b9d4913852126
>> dashboard link: https://syzkaller.appspot.com/bug?extid=2625ce08c2659fb9961a
>> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=14534f78580000
>> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=10c3d3c0580000
>>
>> Reported-by: syzbot+2625ce08c2659fb9961a@xxxxxxxxxxxxxxxxxxxxxxxxx
>> Fixes: 3b97c3652d91 ("fuse: convert direct io to use folios")
>>
>> For information about bisection process see: https://goo.gl/tpsmEJ#bisection
>
> #syz test git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse.git

want either no args or 2 args (repo, branch), got 1

> 7a4f541873734f41f9645ec147cfae72ef3ffd00