From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (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 1FE6A2FFF8B; Thu, 13 Nov 2025 12:51:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.163.156.1 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763038295; cv=none; b=uS5UZp8GOBuz6l/eG3/d31L7zHtU7UyyNKOBMY0v39CEhbbmvKErhQkrPRji1d20CabD5STgPtZy/sqpAe+0vwkGdUqxJbwpETj+C1T/InpuhAIrrWljjUItVW8pcAJ090dK/rV7D/3mXXofLwONCkTXd3q1mW8FR6GqSopKu30= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763038295; c=relaxed/simple; bh=2b/mi2lloLGIcXzaj3h6NL6vBojEJTDY+DmChPaaOnA=; h=Message-ID:Date:MIME-Version:To:From:Subject:Content-Type; b=F7TbAcBJa8gxIbiTsWHiOHlYuzgc48dVwdiFKYGWYHL2hzf/6p8h97bUHKqEqky2B6NBHA7wQefqikiy9eu5O69rC+Kk1HHzxDr1KiAcwj0nOSEhcDWIoa07m0U5y6VYqdkP5dAdHk9YDY8J/zVzDXV1SDzQa2eLprHpqK3aaII= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com; spf=pass smtp.mailfrom=linux.ibm.com; dkim=pass (2048-bit key) header.d=ibm.com header.i=@ibm.com header.b=ath6boxO; arc=none smtp.client-ip=148.163.156.1 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.ibm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=ibm.com header.i=@ibm.com header.b="ath6boxO" Received: from pps.filterd (m0356517.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 5AD8NWbj031615; Thu, 13 Nov 2025 12:51:26 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h= content-transfer-encoding:content-type:date:from:message-id :mime-version:subject:to; s=pp1; bh=K/1kQhnlBr+ALCh9jEHK1uWpQt/t CSc0s4jxAWwaMV0=; b=ath6boxOrrwuzUvXTUKalxQwFKNq5xDnr1I+RUQd3E4I UuE5gf4us5ok0VkkfciB3c0hZApFhQEtCVLtGJdV+GsgVkoxX+cjP0PL/mVyfKSt 15vrrlJzhliAN7sHfWR8gUsxEAzfpiYfHRkfgIdfJHbYJFDJBn/rl5ArXXwoZjjE BQzkCfqu9NKEGNCdamLD0tVQgwASwgeYpf/jb5WHGc6cwpPDInS8D1TnZOpO0VLn CwcRrjO9HFpeB5jF/F3KlhAGC6OPuf4Bq4RY6PkARTRCYHhqiCzav6VCjT/Oq1vv CwXC1G4smuIv36yP3ceK5d6syKUsyjitj1V4KCE1ig== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 4a9wk8g06e-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 13 Nov 2025 12:51:26 +0000 (GMT) Received: from m0356517.ppops.net (m0356517.ppops.net [127.0.0.1]) by pps.reinject (8.18.1.12/8.18.0.8) with ESMTP id 5ADCkknh018605; Thu, 13 Nov 2025 12:51:26 GMT Received: from ppma11.dal12v.mail.ibm.com (db.9e.1632.ip4.static.sl-reverse.com [50.22.158.219]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 4a9wk8g06b-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 13 Nov 2025 12:51:26 +0000 (GMT) Received: from pps.filterd (ppma11.dal12v.mail.ibm.com [127.0.0.1]) by ppma11.dal12v.mail.ibm.com (8.18.1.2/8.18.1.2) with ESMTP id 5AD90td3011428; Thu, 13 Nov 2025 12:51:25 GMT Received: from smtprelay02.wdc07v.mail.ibm.com ([172.16.1.69]) by ppma11.dal12v.mail.ibm.com (PPS) with ESMTPS id 4aajw1ngfv-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 13 Nov 2025 12:51:25 +0000 Received: from smtpav03.dal12v.mail.ibm.com (smtpav03.dal12v.mail.ibm.com [10.241.53.102]) by smtprelay02.wdc07v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 5ADCpNTp27525790 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 13 Nov 2025 12:51:23 GMT Received: from smtpav03.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 16B405803F; Thu, 13 Nov 2025 12:51:23 +0000 (GMT) Received: from smtpav03.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id A9B775805A; Thu, 13 Nov 2025 12:51:20 +0000 (GMT) Received: from [9.61.246.65] (unknown [9.61.246.65]) by smtpav03.dal12v.mail.ibm.com (Postfix) with ESMTP; Thu, 13 Nov 2025 12:51:20 +0000 (GMT) Message-ID: <83749167-c479-46df-a749-e3f65ffc3964@linux.ibm.com> Date: Thu, 13 Nov 2025 18:21:19 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Content-Language: en-GB To: riteshh@linux.ibm.com, linux-btrfs@vger.kernel.org, Qu Wenruo , David Sterba , LKML , Madhavan Srinivasan , Linux Next Mailing List , Stephen Rothwell From: Venkat Rao Bagalkote Subject: [linux-next20251112]Kernel OOPs while running btrfs/023 test case Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMTA4MDAyMiBTYWx0ZWRfX/2F/9+2D13vR 8qx1fmkhdOoOXQ36KUDMaVAiupOZGaTF5gL7jESfkDCmNXp41Uc6sdB1FBv+/E+l+aaI6UkPYhm vEW+DFwxCPiKhEa+yiO/JHeH1BjhghrBBZ0LJ4NLqxrgMrcyuyVH8INmjAQo2tEHQif+BdgR90U Gh8+5lX88cTd/5EtGoLBFX5Q2lmxL5eERJq+IjmfnZT6G7hSaE4Dsd52tREca1x7QPX78PhUBF+ MDs+LY1mVzJxjx3hFlKu0Rueqn5sIRXkuezLvS4SGU3HG44JDAWkRO6IaMxk5GTA2IIRlVy3RQx NdBqr/XPiO4IEhaoR7uDDSOxXfE3gBd2Oky0wXIT1jdRu3lcoKDYazVY8DWf12n6uFOKE1SQTxM b0mY/P2B9mFln9spMVLLxYp4dX4Z5Q== X-Authority-Analysis: v=2.4 cv=ZK3aWH7b c=1 sm=1 tr=0 ts=6915d44e cx=c_pps a=aDMHemPKRhS1OARIsFnwRA==:117 a=aDMHemPKRhS1OARIsFnwRA==:17 a=IkcTkHD0fZMA:10 a=6UeiqGixMTsA:10 a=VkNPw1HP01LnGYTKEx00:22 a=VnNF1IyMAAAA:8 a=-xG82UhcpxHdGwSs7ZEA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=cPQSjfK2_nFv0Q5t_7PE:22 X-Proofpoint-ORIG-GUID: 5Ns0_-OT-nVe6WYzIE9HSG8FTRiqZQHl X-Proofpoint-GUID: chu-st7vAWBdjCHW-O1F8_TgxhxHbl0l X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2025-11-13_02,2025-11-12_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 lowpriorityscore=0 priorityscore=1501 suspectscore=0 phishscore=0 impostorscore=0 spamscore=0 bulkscore=0 adultscore=0 clxscore=1011 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2510240000 definitions=main-2511080022 Greetings!!! IBM CI has reported a kernel crash while running btrfs/023 test from xfstest suite on IBM Power11 system. Traces: [  184.714500] BTRFS: device fsid b8c762d5-3f1a-4020-bca9-2e7e107e5363 devid 1 transid 8 /dev/loop1 (7:1) scanned by mkfs.btrfs (2697) [  184.714612] BTRFS: device fsid b8c762d5-3f1a-4020-bca9-2e7e107e5363 devid 2 transid 8 /dev/loop2 (7:2) scanned by mkfs.btrfs (2697) [  184.714731] BTRFS: device fsid b8c762d5-3f1a-4020-bca9-2e7e107e5363 devid 3 transid 8 /dev/loop3 (7:3) scanned by mkfs.btrfs (2697) [  184.714825] BTRFS: device fsid b8c762d5-3f1a-4020-bca9-2e7e107e5363 devid 4 transid 8 /dev/loop4 (7:4) scanned by mkfs.btrfs (2697) [  184.714918] BTRFS: device fsid b8c762d5-3f1a-4020-bca9-2e7e107e5363 devid 5 transid 8 /dev/loop5 (7:5) scanned by mkfs.btrfs (2697) [  184.720659] BTRFS info (device loop1): first mount of filesystem b8c762d5-3f1a-4020-bca9-2e7e107e5363 [  184.720694] BTRFS info (device loop1): using crc32c (crc32c-lib) checksum algorithm [  184.720708] BTRFS info (device loop1): forcing free space tree for sector size 4096 with page size 65536 [  184.725011] BTRFS info (device loop1): checking UUID tree [  184.725060] BTRFS info (device loop1): enabling ssd optimizations [  184.725068] BTRFS info (device loop1): turning on async discard [  184.725075] BTRFS info (device loop1): enabling free space tree [  184.735050] BUG: Unable to handle kernel data access at 0x6696fffdda1ea4c2 [  184.735072] Faulting instruction address: 0xc0000000007bd030 [  184.735087] Oops: Kernel access of bad area, sig: 11 [#1] [  184.735101] LE PAGE_SIZE=64K MMU=Radix  SMP NR_CPUS=8192 NUMA pSeries [  184.735118] Modules linked in: loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 bonding tls ip_set rfkill nf_tables sunrpc nfnetlink pseries_rng vmx_crypto fuse ext4 crc16 mbcache jbd2 sd_mod sg ibmvscsi ibmveth scsi_transport_srp pseries_wdt [  184.735316] CPU: 22 UID: 0 PID: 1948 Comm: systemd-udevd Kdump: loaded Tainted: G    B               6.18.0-rc5-next-20251112 #1 VOLUNTARY [  184.735342] Tainted: [B]=BAD_PAGE [  184.735352] Hardware name: IBM,9080-HEX Power11 (architected) 0x820200 0xf000007 of:IBM,FW1110.01 (NH1110_069) hv:phyp pSeries [  184.735369] NIP:  c0000000007bd030 LR: c0000000007bcef4 CTR: c000000000902824 [  184.735386] REGS: c00000006fdb7910 TRAP: 0380   Tainted: G B                (6.18.0-rc5-next-20251112) [  184.735404] MSR:  8000000000009033   CR: 28004402  XER: 20040000 [  184.735460] CFAR: c0000000007bcf98 IRQMASK: 0 [  184.735460] GPR00: c0000000007bcef4 c00000006fdb7bb0 c0000000026aa100 0000000000000000 [  184.735460] GPR04: 0000000000000cc0 000000013470ff60 00000000000006f0 c0000009906ff4f0 [  184.735460] GPR08: 669164fddb1e9c02 0000000000000800 000000098d420000 0000000000000000 [  184.735460] GPR12: c000000000902824 c000000991e0e700 0000000000000000 0000000000000000 [  184.735460] GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 [  184.735460] GPR20: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 [  184.735460] GPR24: 00000000000006ef 0000000000001000 ffffffffffffffff c00c000000402680 [  184.735460] GPR28: c0000000008f312c 0000000000000cc0 6696fffdda1e9cc2 c00000000701e880 [  184.735688] NIP [c0000000007bd030] kmem_cache_alloc_noprof+0x4ac/0x708 [  184.735711] LR [c0000000007bcef4] kmem_cache_alloc_noprof+0x370/0x708 [  184.735729] Call Trace: [  184.735738] [c00000006fdb7bb0] [c0000000007bcef4] kmem_cache_alloc_noprof+0x370/0x708 (unreliable) [  184.735766] [c00000006fdb7c30] [c0000000008f312c] getname_flags.part.0+0x54/0x30c [  184.735793] [c00000006fdb7c80] [c0000000009028a0] sys_unlinkat+0x7c/0xe4 [  184.735814] [c00000006fdb7cc0] [c000000000039d50] system_call_exception+0x1e0/0x450 [  184.735839] [c00000006fdb7e50] [c00000000000d05c] system_call_vectored_common+0x15c/0x2ec [  184.735866] ---- interrupt: 3000 at 0x7fff9df366bc [  184.735881] NIP:  00007fff9df366bc LR: 00007fff9df366bc CTR: 0000000000000000 [  184.735897] REGS: c00000006fdb7e80 TRAP: 3000   Tainted: G B                (6.18.0-rc5-next-20251112) [  184.735913] MSR:  800000000280f033   CR: 48004402  XER: 00000000 [  184.735989] IRQMASK: 0 [  184.735989] GPR00: 0000000000000124 00007fffe0b3a3a0 00007fff9e037d00 0000000000000006 [  184.735989] GPR04: 000000013470ff60 0000000000000000 0000000000001000 00007fff9e0314b8 [  184.735989] GPR08: 0000000000000271 0000000000000000 0000000000000000 0000000000000000 [  184.735989] GPR12: 0000000000000000 00007fff9e8c4ca0 00000001161e5a78 00007fffe0b3ab10 [  184.735989] GPR16: 0000000000000003 0000000000000000 00000001161aaed0 00000001161e9750 [  184.735989] GPR20: 00007fffe0b3a780 00000001161eb260 00000001161eb320 0000000000000008 [  184.735989] GPR24: 00000001347061c0 0000000000000000 0000000000000009 00000001347061c0 [  184.735989] GPR28: 0000000000000006 00007fffe0b3a53c 0000000134715740 0000000000100000 [  184.736216] NIP [00007fff9df366bc] 0x7fff9df366bc [  184.736231] LR [00007fff9df366bc] 0x7fff9df366bc [  184.736251] ---- interrupt: 3000 [  184.736262] Code: f8610030 4082fccc 4bfffc28 2c3e0000 4182ff98 2c3b0000 4182ff90 60000000 3b40ffff 813f0030 e91f00c0 38d80001 <7f7e482a> 7d3e4a14 79270022 552ac03e [  184.736362] ---[ end trace 0000000000000000 ]--- If you happen to fix this, please add below tag. Reported-by: Venkat Rao Bagalkote Regards, Venkat.