linux-kernel - Re: [syzbot] [ppp?] KMSAN: uninit-value in ppp_sync

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Message-ID: <67f3e70a.050a0220.107db6.059f.GAE@google.com>
Date: Mon, 07 Apr 2025 07:54:02 -0700
From: syzbot <syzbot+29fc8991b0ecb186cf40@...kaller.appspotmail.com>
To: andrew@...n.ch, contact@...aud-lcm.com, davem@...emloft.net, 
	edumazet@...gle.com, kuba@...nel.org, linux-kernel@...r.kernel.org, 
	linux-ppp@...r.kernel.org, netdev@...r.kernel.org, pabeni@...hat.com, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [ppp?] KMSAN: uninit-value in ppp_sync_send (2)

Hello,

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

Reported-by: syzbot+29fc8991b0ecb186cf40@...kaller.appspotmail.com
Tested-by: syzbot+29fc8991b0ecb186cf40@...kaller.appspotmail.com

Tested on:

commit:         0af2f6be Linux 6.15-rc1
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=11f81b4c580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=2a6e21b5ffe4f6eb
dashboard link: https://syzkaller.appspot.com/bug?extid=29fc8991b0ecb186cf40
compiler:       Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
patch:          https://syzkaller.appspot.com/x/patch.diff?x=105b3b4c580000

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