linux-kernel - Re: [syzbot] [fs?] BUG: unable to handle kernel NULL pointer dereference in do_pagemap

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Date: Thu, 04 Jan 2024 18:04:04 -0800
From: syzbot <syzbot+f9238a0a31f9b5603fef@...kaller.appspotmail.com>
To: linux-kernel@...r.kernel.org, lizhi.xu@...driver.com, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [fs?] BUG: unable to handle kernel NULL pointer
 dereference in do_pagemap_scan

Hello,

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

Reported-and-tested-by: syzbot+f9238a0a31f9b5603fef@...kaller.appspotmail.com

Tested on:

commit:         861deac3 Linux 6.7-rc7
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
console output: https://syzkaller.appspot.com/x/log.txt?x=165ad77ee80000
kernel config:  https://syzkaller.appspot.com/x/.config?x=298e57794135adf0
dashboard link: https://syzkaller.appspot.com/bug?extid=f9238a0a31f9b5603fef
compiler:       gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
patch:          https://syzkaller.appspot.com/x/patch.diff?x=12250a09e80000

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