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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <6849c49b.a00a0220.1eb5f5.00f2.GAE@google.com>
Date: Wed, 11 Jun 2025 11:02:03 -0700
From: syzbot <syzbot+80e5d6f453f14a53383a@...kaller.appspotmail.com>
To: akpm@...ux-foundation.org, josh@...htriplett.org, 
	kent.overstreet@...ux.dev, linux-bcachefs@...r.kernel.org, 
	linux-kernel@...r.kernel.org, linux-mm@...ck.org, paulmck@...nel.org, 
	rcu@...r.kernel.org, syzkaller-bugs@...glegroups.com, urezki@...il.com
Subject: Re: [syzbot] [bcachefs?] [rcu?] BUG: unable to handle kernel NULL
 pointer dereference in rcu_core (3)

Hello,

syzbot tried to test the proposed patch but the build/boot failed:

failed to apply patch:
checking file kernel/rcu/tree.c
patch: **** unexpected end of file in patch

Tested on:

commit:         aef17cb3 Revert "mm/damon/Kconfig: enable CONFIG_DAMON..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=523d3ff8e053340a
dashboard link: https://syzkaller.appspot.com/bug?extid=80e5d6f453f14a53383a
compiler:       
patch:          https://syzkaller.appspot.com/x/patch.diff?x=17de99d4580000