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bh=cbEel4PmuiUrUyHkaWhV7dLVKIPBghtgKZGu2hBZ3ec=; b=Jma74DSUzZPNEfuy6ZOhRYuM2HMTFeS9q478o4j03Y5HEZSnqL/fcQaiH4WR1M1XS6nuiz KKvTZ+D44QptJZnk3zzvUotmD6PVDrmgBbfxysH+N1x1ewUcKYF3u+xwGeFxcdeF4WcSTj lyD6KucPfiZmYcBF55D+QDVg06GXBkB4WbqipKjoJCXMxPKSopsHa2Yq2kVQ01BEW5SZap X3vH5afWqIYoyyk4aqEuYhSfT/E5aJKwAuhsVZzy9n/GCjFTYM+9T64/LtCklXQTZbhjMp mzIJTgBASe/Zd5Nhj9S5tovWLWecxhX42MAl3F+8Fr8ldqXAOtmrJ3Gi4eKQmA== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1770830981; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=cbEel4PmuiUrUyHkaWhV7dLVKIPBghtgKZGu2hBZ3ec=; b=UOXdsOeaBE3esYDWd+7rhBhF5NaDMRuQD4lXcXFbPMXaxUeNLwZQnByA6nDfa+Wf9sGfAk TshOCCioSGateLCA== From: Sebastian Andrzej Siewior To: Andrii Nakryiko Cc: Thomas Gleixner , Andrii Nakryiko , akpm@linux-foundation.org, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, bpf@vger.kernel.org, surenb@google.com, shakeel.butt@linux.dev, syzbot+4e70c8e0a2017b432f7a@syzkaller.appspotmail.com, syzbot+237b5b985b78c1da9600@syzkaller.appspotmail.com, Peter Zijlstra Subject: Re: [PATCH] procfs: Prevent double mmput() in do_procmap_query() Message-ID: <20260211172940.9RQbZViV@linutronix.de> References: <20260129215340.3742283-1-andrii@kernel.org> <87qzqsa1br.ffs@tglx> <87ikc49unc.ffs@tglx> <20260211115825.MLF4L4Jq@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: 619D6C0002 X-Stat-Signature: iyoxgku7qmgwfbigxj8zjsmo5zpsc8i9 X-Rspam-User: X-HE-Tag: 1770830984-242328 X-HE-Meta: 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 U+1665OS mxi/8d9LycXc58vfwdGJ3OL/D2DZCfhyxo1QD3jnC2djRHJDPzqAeGH4dETrqhxT1IgSmbR8v0bDPJ3Ss6x6qn/hbYjdq9ekgxLUV X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 2026-02-11 09:24:15 [-0800], Andrii Nakryiko wrote: > We raced with Thomas sending the same fix, I see that my patch was > staged by Andrew already in [0], just FYI > This one has a reviewer :) Sebastian