netdev - Re: [PATCH] bpf: add missing percpu_counter_destroy() in htab_map

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Message-Id: <166285201439.18848.5095971070838643208.git-patchwork-notify@kernel.org>
Date:   Sat, 10 Sep 2022 23:20:14 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
Cc:     ast@...nel.org, daniel@...earbox.net, andrii@...nel.org,
        memxor@...il.com,
        syzbot+5d1da78b375c3b5e6c2b@...kaller.appspotmail.com,
        syzkaller-bugs@...glegroups.com, bpf@...r.kernel.org,
        netdev@...r.kernel.org
Subject: Re: [PATCH] bpf: add missing percpu_counter_destroy() in htab_map_alloc()

Hello:

This patch was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <ast@...nel.org>:

On Sun, 11 Sep 2022 00:07:11 +0900 you wrote:
> syzbot is reporting ODEBUG bug in htab_map_alloc() [1], for
> commit 86fe28f7692d96d2 ("bpf: Optimize element count in non-preallocated
> hash map.") added percpu_counter_init() to htab_map_alloc() but forgot to
> add percpu_counter_destroy() to the error path.
> 
> Link: https://syzkaller.appspot.com/bug?extid=5d1da78b375c3b5e6c2b [1]
> Reported-by: syzbot <syzbot+5d1da78b375c3b5e6c2b@...kaller.appspotmail.com>
> Signed-off-by: Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
> Fixes: 86fe28f7692d96d2 ("bpf: Optimize element count in non-preallocated hash map.")
> 
> [...]

Here is the summary with links:
  - bpf: add missing percpu_counter_destroy() in htab_map_alloc()
    https://git.kernel.org/bpf/bpf-next/c/cf7de6a53600

You are awesome, thank you!
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