linux-kernel - [PATCH 5.10 0/2] bpf: cpumap: Fix memory leak in cpu_map_update

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Date: Thu,  8 Feb 2024 14:47:58 +0300
From: Alexey Panov <apanov@...ralinux.ru>
To: stable@...r.kernel.org,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: Alexey Panov <apanov@...ralinux.ru>,
	Alexei Starovoitov <ast@...nel.org>,
	Daniel Borkmann <daniel@...earbox.net>,
	"David S. Miller" <davem@...emloft.net>,
	Jakub Kicinski <kuba@...nel.org>,
	Jesper Dangaard Brouer <hawk@...nel.org>,
	John Fastabend <john.fastabend@...il.com>,
	Andrii Nakryiko <andrii@...nel.org>,
	Martin KaFai Lau <kafai@...com>,
	Song Liu <songliubraving@...com>,
	Yonghong Song <yhs@...com>,
	KP Singh <kpsingh@...nel.org>,
	netdev@...r.kernel.org,
	bpf@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	lvc-project@...uxtesting.org
Subject: [PATCH 5.10 0/2] bpf: cpumap: Fix memory leak in cpu_map_update_elem

Syzkaller reports "memory leak in cpu_map_update_elem" in 5.10 stable release.
The problem has been fixed by the following patches which can be cleanly applied
to the 5.10 branch.

Found by Linux Verification Center (linuxtesting.org) with Syzkaller.