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Miller" , Eric Biggers , dengler@linux.ibm.com, linux-s390@vger.kernel.org, dm-devel@lists.linux.dev, agk@redhat.com, snitzer@kernel.org References: <20250908131642.385445532@debian4.vm> <3a6b6f8f-5205-459c-810a-2425aae92fc8@linux.ibm.com> <3184e0b1-571f-4cf7-94ef-acca41c12b02@gmail.com> Content-Language: en-US, de-DE From: Ingo Franzki In-Reply-To: <3184e0b1-571f-4cf7-94ef-acca41c12b02@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwOTA2MDAxMCBTYWx0ZWRfX9TYMaYjCaAvY oVGVVU6t3hQek3oQ97QIAFfyOZs6La9FEh3PXvGtxe0pqUFPAiAahkRengWkBJfPeLxhvXj0MZU jkSNWNAlQyO9G2j9T+7DYpbjIi7nywpR1t6JxBVQTv6Ebuo4ik4SM0Pq8gaKgjw9vqo58jAQDk2 9uBPBhNU5HrAMuYvaxz+yMJrkebAaUGGIkoELy6Ex9g3Rk9Mesp0LYbeGj3aFLPnFeWtdo0Gaak rSiADl2CqJV/5fVUt/sztDPYpMswTvWMM3jkcZ89bi7unuN2KX9Ps4RHYAFUZ+jIR1ZxTsASYDZ WqpP5N2IOtXOotIVEBZJVv6+ouqZ0SR+oG52DR+ItRnwCiAKfw8tPi94ZmDkVK0/LWreN8Mlbbq VUKhRahY X-Authority-Analysis: v=2.4 cv=SKNCVPvH c=1 sm=1 tr=0 ts=68c01488 cx=c_pps a=5BHTudwdYE3Te8bg5FgnPg==:117 a=5BHTudwdYE3Te8bg5FgnPg==:17 a=IkcTkHD0fZMA:10 a=yJojWOMRYYMA:10 a=VnNF1IyMAAAA:8 a=BascJXSDbS2ylCxpsY0A:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 X-Proofpoint-GUID: VSIB9W7812vXbdJUzR9KjULckIx_-S31 X-Proofpoint-ORIG-GUID: 7-bzkrt74YBq_jlXHJsz1utVw_eRA9B0 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1117,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-09-09_01,2025-09-08_02,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 spamscore=0 priorityscore=1501 bulkscore=0 malwarescore=0 adultscore=0 suspectscore=0 impostorscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2507300000 definitions=main-2509060010 On 09.09.2025 13:47, Milan Broz wrote: > On 9/9/25 1:18 PM, Ingo Franzki wrote: >>> Please, revert my patches and run the same test on a clean 6.17.0-rc5 just >>> to verify that the patches do not introduce the bug. >> >> With your patches reverted the combined mode fails the same way as with your patches. >> So they did not introduce the bug. > > Please report it as cryptsetup issue with a reproducer so we can later check it. I don't think its a cryptsetup bug, its rather that dm-crypt is missing something to deal with async HMAC ciphers. The point is that PHMAC is a async-only cipher, with no sync variant. > > Thanks. > Milan > -- Ingo Franzki eMail: ifranzki@linux.ibm.com Tel: ++49 (0)7031-16-4648 Linux on IBM Z Development, Schoenaicher Str. 220, 71032 Boeblingen, Germany IBM Deutschland Research & Development GmbH Vorsitzender des Aufsichtsrats: Gregor Pillen Geschäftsführung: David Faller Sitz der Gesellschaft: Böblingen / Registergericht: Amtsgericht Stuttgart, HRB 243294 IBM DATA Privacy Statement: https://www.ibm.com/privacy/us/en/