linux-kernel - Re: [syzbot] [input?] [usb?] UBSAN: shift-out-of-bounds in s32ton (2)

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Message-ID: <68791b6f.a70a0220.693ce.004b.GAE@google.com>
Date: Thu, 17 Jul 2025 08:49:03 -0700
From: syzbot <syzbot+b63d677d63bcac06cf90@...kaller.appspotmail.com>
To: bentiss@...nel.org, jikos@...nel.org, linux-input@...r.kernel.org, 
	linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org, 
	stern@...land.harvard.edu, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [input?] [usb?] UBSAN: shift-out-of-bounds in s32ton (2)

Hello,

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

Reported-by: syzbot+b63d677d63bcac06cf90@...kaller.appspotmail.com
Tested-by: syzbot+b63d677d63bcac06cf90@...kaller.appspotmail.com

Tested on:

commit:         c2ca42f1 HID: core: do not bypass hid_hw_raw_request
git tree:       git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid.git
console output: https://syzkaller.appspot.com/x/log.txt?x=148b258c580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=ec692dfd475747ff
dashboard link: https://syzkaller.appspot.com/bug?extid=b63d677d63bcac06cf90
compiler:       Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7
patch:          https://syzkaller.appspot.com/x/patch.diff?x=14dd1382580000

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