Re: [syzbot] [can?] WARNING in ucan_probe
From: Marc Kleine-Budde
Date: Mon Feb 17 2025 - 08:03:31 EST
On 17.02.2025 03:55:16, syzbot wrote:
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit: 496659003dac Merge tag 'i2c-for-6.14-rc3' of git://git.ker..
> git tree: upstream
> console+strace: https://syzkaller.appspot.com/x/log.txt?x=11012bf8580000
> kernel config: https://syzkaller.appspot.com/x/.config?x=c776e555cfbdb82d
> dashboard link: https://syzkaller.appspot.com/bug?extid=d7d8c418e8317899e88c
> compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14f7b9b0580000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=155602e4580000
>
> Downloadable assets:
> disk image: https://storage.googleapis.com/syzbot-assets/c1675d5fc116/disk-49665900.raw.xz
> vmlinux: https://storage.googleapis.com/syzbot-assets/0342ce7d0bc9/vmlinux-49665900.xz
> kernel image: https://storage.googleapis.com/syzbot-assets/5ce5b4978fc4/bzImage-49665900.xz
>
> The issue was bisected to:
>
> commit b3e40fc85735b787ce65909619fcd173107113c2
> Author: Oliver Neukum <oneukum@xxxxxxxx>
> Date: Thu May 2 11:51:40 2024 +0000
>
> USB: usb_parse_endpoint: ignore reserved bits
I think the issue was introduced in: 7fdaf8966aae ("can: ucan: use
strscpy() to instead of strncpy()"). I'm preparing a fix.
regards,
Marc
--
Pengutronix e.K. | Marc Kleine-Budde |
Embedded Linux | https://www.pengutronix.de |
Vertretung Nürnberg | Phone: +49-5121-206917-129 |
Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-9 |
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