From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 741271ADC83; Mon, 4 May 2026 14:08:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777903732; cv=none; b=YAqtfo76/wiKA6l+KpQDN2DQgLA8gxmhf5o6cHCbqt1yk6bfRdPKKL5x2Lo9qFCeWcCe6EsjVHTIaTeFrglgpfGvhV283SPZwPUld6WOeRL3BN8zWdYlljwxEeO4tcbdQLh8D38S28M5iBO5YNkja5+6Ex92CKfqDCk8PS2UEbA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777903732; c=relaxed/simple; bh=fXCsgON6y0c2Iy/sgyKbZaDRfkLkNoOty+EmV2Dbo4k=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=VZvyv4IS9r8VCapRu62+1JjR/lZ7so2Q3DkaK9Du7Hrr301Ab0ijDKgAG7oa2r/AsVyaOfG2Jp5d6tdMSCLAwnQVY4lkBmlp0Nk8TSyHzu+WyMF8f7e5s4yQ3/d3FgOt5EzbNAEyZ1wSjIgMnYyryDwzxb6cfjaGadqY1gmH6ss= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=aIvUmOZy; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="aIvUmOZy" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D2752C2BCB8; Mon, 4 May 2026 14:08:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1777903732; bh=fXCsgON6y0c2Iy/sgyKbZaDRfkLkNoOty+EmV2Dbo4k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=aIvUmOZyFY/pJplpZayGkkGA1YrfRRv6xyUVr1Wp3wIw2Ti6GAF2GCmlknH7ktJIZ GDohiw1DXljwZNZLtagZHN6vf8HUi1pUZyVI9YunpoI7ykEGZZ0qd5AFHW1aeJHt4R 4swd2mBL6MGnDHykyqmSbCUNKlgd5AnRPJzDOKpU= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Yiming Qian , Herbert Xu , Eric Biggers Subject: [PATCH 6.18 040/275] crypto: pcrypt - Fix handling of MAY_BACKLOG requests Date: Mon, 4 May 2026 15:49:40 +0200 Message-ID: <20260504135144.428906739@linuxfoundation.org> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260504135142.929052779@linuxfoundation.org> References: <20260504135142.929052779@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Herbert Xu commit 915b692e6cb723aac658c25eb82c58fd81235110 upstream. MAY_BACKLOG requests can return EBUSY. Handle them by checking for that value and filtering out EINPROGRESS notifications. Reported-by: Yiming Qian Fixes: 5a1436beec57 ("crypto: pcrypt - call the complete function on error") Signed-off-by: Herbert Xu Cc: Eric Biggers Signed-off-by: Greg Kroah-Hartman --- crypto/pcrypt.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) --- a/crypto/pcrypt.c +++ b/crypto/pcrypt.c @@ -69,6 +69,9 @@ static void pcrypt_aead_done(void *data, struct pcrypt_request *preq = aead_request_ctx(req); struct padata_priv *padata = pcrypt_request_padata(preq); + if (err == -EINPROGRESS) + return; + padata->info = err; padata_do_serial(padata); @@ -82,7 +85,7 @@ static void pcrypt_aead_enc(struct padat ret = crypto_aead_encrypt(req); - if (ret == -EINPROGRESS) + if (ret == -EINPROGRESS || ret == -EBUSY) return; padata->info = ret; @@ -133,7 +136,7 @@ static void pcrypt_aead_dec(struct padat ret = crypto_aead_decrypt(req); - if (ret == -EINPROGRESS) + if (ret == -EINPROGRESS || ret == -EBUSY) return; padata->info = ret;