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 428583DE44F; Mon, 4 May 2026 14:21:57 +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=1777904517; cv=none; b=F7+zzBFDvp24afUh7yYzvUhHs0PaTuomh4MGEMS0Ui5kor3dKWYHpdWt4lPjt7pD3AT9yJzvOeW4bp8Ni12N09f0VrmelAw2fxU4Am1BbZANjdk6HKRFpGnxkBgbWDDIns5whwoiyn5IYO6Cy5h/VkgQ4es/ZQLgaJnaWIpNmWc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777904517; c=relaxed/simple; bh=jj5DOxvbKSbGppUjzauK0MbqwYtPIP16XWARp7k9ol0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=mcfG3yxYBhsF8j5HmkTLOYMYoEoFDqmUyn/y/k6YACOAU61yl2+pEb0gMVdU21dfbm7Q9u7CyNkVykGwOQqzEkagYSWMTTgygCn34Gzx5fn5Yr0msdzgTS9iqZZ1fNQZRdn1AhE6oSoLLExI0Qe/u3txZ7KVKzUrPd/ahl8VO5U= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=ayPby91B; 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="ayPby91B" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CE372C2BCC4; Mon, 4 May 2026 14:21:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1777904517; bh=jj5DOxvbKSbGppUjzauK0MbqwYtPIP16XWARp7k9ol0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ayPby91BGAvqvK5GW1MkLR9nfYQ2KS3ifnzW18t7IfB+FgBD1Nu1Dnv7+TLNA6GTk Qz/WLfVtNiGi3X8mbs9yaQCdozb3AvaDYraq0ykvIc9n3p+gI6WIT90hkFt7pKiA+V PUTQ61lRK5brrNgvGjzW6UpdMCkJtxgvvtpXgj7k= 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 6.12 036/215] crypto: pcrypt - Fix handling of MAY_BACKLOG requests Date: Mon, 4 May 2026 15:50:55 +0200 Message-ID: <20260504135131.496711528@linuxfoundation.org> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260504135130.169210693@linuxfoundation.org> References: <20260504135130.169210693@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 6.12-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;