Subject: Re: [syzbot] [kernel?] linux-next test error: KASAN: slab-use-after-free Write in binderfs_evict_inode

From: Carlos Llamas <[email-masked]>
Date: Sat, 17 May 2025 17:16:19 +0000

On Fri, May 16, 2025 at 02:54:28PM -0700, syzbot wrote:
> Hello,
> 
> syzbot found the following issue on:
> 
> HEAD commit:    8566fc3b9653 Add linux-next specific files for 20250516
> git tree:       linux-next
> console output: https://syzkaller.appspot.com/x/log.txt?x=10b776f4580000
> kernel config:  https://syzkaller.appspot.com/x/.config?x=aa3444b6d01e5afb
> dashboard link: https://syzkaller.appspot.com/bug?extid=c3763f82ee2ceaf93340
> compiler:       Debian clang version 20.1.2 (++20250402124445+58df0ef89dd6-1~exp1~20250402004600.97), Debian LLD 20.1.2
> 
> Downloadable assets:
> disk image: https://storage.googleapis.com/syzbot-assets/ac394ca3c315/disk-8566fc3b.raw.xz
> vmlinux: https://storage.googleapis.com/syzbot-assets/170dd88bde87/vmlinux-8566fc3b.xz
> kernel image: https://storage.googleapis.com/syzbot-assets/c097fa83c7d7/bzImage-8566fc3b.xz
> 
> IMPORTANT: if you fix the issue, please add the following tag to the commit:
> Reported-by: [email-masked]
> 

#syz dup: upstream test error: KASAN: slab-use-after-free Write in binderfs_evict_inode

This is a dup for which Dmitry had sent out a fix for. However, Greg was
never cc'ed so the patch was left in limbo. v2 sent here:
https://lore.kernel.org/all/[email-masked]/