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From: Greg KH <gregkh@linuxfoundation.org>
To: Shuangpeng Bai <shuangpeng.kernel@gmail.com>
Cc: vaibhavgupta40@gmail.com, jens.taprogge@taprogge.org,
	kees@kernel.org, industrypack-devel@lists.sourceforge.net,
	linux-kernel@vger.kernel.org
Subject: Re: [BUG] KASAN: slab-use-after-free in ipoctal_write_tty
Date: Mon, 15 Jun 2026 06:03:26 +0200	[thread overview]
Message-ID: <2026061553-childcare-rush-8f26@gregkh> (raw)
In-Reply-To: <178144969601.60470.1257088106279546587@gmail.com>

On Sun, Jun 14, 2026 at 03:48:50PM -0400, Shuangpeng Bai wrote:
> Hi Kernel Maintainers,
> 
> I hit the following report while testing current upstream kernel:
> 
> KASAN: slab-use-after-free in ipoctal_write_tty

Cool, do you have this hardware, or is this only virtual testing?

If virtual, are you sure that the hardware is being emulated properly?

thanks,

greg k-h

  reply	other threads:[~2026-06-15  4:04 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-06-14 19:48 Shuangpeng Bai
2026-06-15  4:03 ` Greg KH [this message]
2026-06-15 20:33   ` Shuangpeng
2026-06-15 20:49     ` Greg KH
2026-06-16  0:11       ` Shuangpeng
2026-06-16  2:46         ` Greg KH
2026-06-16 16:26           ` Shuangpeng
2026-06-23  7:46             ` Pei Xiao
2026-06-23  7:50               ` [RFC] ipack: ipoctal: fix use-after-free on remove Pei Xiao
2026-06-24 19:47                 ` Shuangpeng
2026-06-25  1:31                   ` Pei Xiao
2026-06-25  1:33                   ` [RFC] ipack: ipoctal: fix use-after-free and null-ptr-deref " Pei Xiao
2026-06-25  2:10                     ` Shuangpeng
2026-06-25  3:24                       ` [PATCH] " Pei Xiao
2026-06-26  1:40                         ` Shuangpeng
2026-06-26  2:31                           ` [PATCH 1/2] ipack: ipoctal: fix UAF, null-ptr-deref, and use-after-free in cleanup " Pei Xiao
2026-06-26  2:31                             ` [PATCH 2/2] ipack: ipoctal: add rwsem to guard against TOCTOU in remove path Pei Xiao
2026-06-30  7:40                             ` [PATCH 1/2] ipack: ipoctal: fix UAF, null-ptr-deref, and use-after-free in cleanup on remove Pei Xiao
2026-06-30 19:10                               ` Shuangpeng
2026-06-26  2:32                           ` [PATCH] ipack: ipoctal: fix use-after-free and null-ptr-deref " Pei Xiao
2026-06-25  3:25                       ` [RFC] " Pei Xiao
2026-07-01  2:11           ` [BUG] KASAN: slab-use-after-free in ipoctal_write_tty Pei Xiao

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