Re: [syzbot] [mm?] KASAN: slab-use-after-free Read in __vma_reservation_common

From: syzbot
Date: Thu Apr 18 2024 - 14:41:14 EST


> On Fri, Apr 12, 2024 at 06:32:33AM -0700, syzbot wrote:
>> Hello,
>>
>> syzbot found the following issue on:
>>
>> HEAD commit: 11cb68ad52ac Add linux-next specific files for 20240408
>> git tree: linux-next
>> console output: https://syzkaller.appspot.com/x/log.txt?x=13a6f483180000
>> kernel config: https://syzkaller.appspot.com/x/.config?x=727d5608101b5d77
>> dashboard link: https://syzkaller.appspot.com/bug?extid=ad1b592fc4483655438b
>> compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
>>
>> Unfortunately, I don't have any reproducer for this issue yet.
>>
>> Downloadable assets:
>> disk image: https://storage.googleapis.com/syzbot-assets/4e90f2d3b1ef/disk-11cb68ad.raw.xz
>> vmlinux: https://storage.googleapis.com/syzbot-assets/d886b454e2cc/vmlinux-11cb68ad.xz
>> kernel image: https://storage.googleapis.com/syzbot-assets/ed94857c6f92/bzImage-11cb68ad.xz
>>
>> IMPORTANT: if you fix the issue, please add the following tag to the commit:
>> Reported-by: syzbot+ad1b592fc4483655438b@xxxxxxxxxxxxxxxxxxxxxxxxx
>
> #syz test https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git

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

> linus