linux-kernel - Re: [syzbot] [bpf?] UBSAN: array-index-out-of-bounds in check_stack_range

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Message-ID: <0000000000000f5b1206145047af@google.com>
Date: Sat, 23 Mar 2024 02:08:02 -0700
From: syzbot <syzbot+33f4297b5f927648741a@...kaller.appspotmail.com>
To: eadavis@...com, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [bpf?] UBSAN: array-index-out-of-bounds in check_stack_range_initialized

Hello,

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

Reported-and-tested-by: syzbot+33f4297b5f927648741a@...kaller.appspotmail.com

Tested on:

commit:         122fdbd2 bpf: verifier: reject addr_space_cast insn wi..
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git master
console output: https://syzkaller.appspot.com/x/log.txt?x=13dbb1be180000
kernel config:  https://syzkaller.appspot.com/x/.config?x=6fb1be60a193d440
dashboard link: https://syzkaller.appspot.com/bug?extid=33f4297b5f927648741a
compiler:       Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
patch:          https://syzkaller.appspot.com/x/patch.diff?x=122ebbb9180000

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