linux-kernel - Re: [syzbot] [bpf?] [net?] KMSAN: uninit-value in dev_map_lookup

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Message-ID: <0000000000006576fd0614bd4cb6@google.com>
Date: Thu, 28 Mar 2024 12:12:03 -0700
From: syzbot <syzbot+1a3cf6f08d68868f9db3@...kaller.appspotmail.com>
To: linux-kernel@...r.kernel.org, martin.lau@...ux.dev, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [bpf?] [net?] KMSAN: uninit-value in dev_map_lookup_elem

Hello,

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

Reported-and-tested-by: syzbot+1a3cf6f08d68868f9db3@...kaller.appspotmail.com

Tested on:

commit:         d8889e86 bpf: Mark bpf prog stack with kmsan_unposion_..
git tree:       git://git.kernel.org/pub/scm/linux/kernel/git/martin.lau/bpf-next.git
console output: https://syzkaller.appspot.com/x/log.txt?x=155ac345180000
kernel config:  https://syzkaller.appspot.com/x/.config?x=e6bd769cb793b98a
dashboard link: https://syzkaller.appspot.com/bug?extid=1a3cf6f08d68868f9db3
compiler:       Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40

Note: no patches were applied.
Note: testing is done by a robot and is best-effort only.