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Tue, 26 Aug 2025 08:30:57 +0000 (GMT) Message-ID: <3a07b752-06a4-4eee-b302-f4669feb859d@linux.ibm.com> Date: Tue, 26 Aug 2025 14:00:56 +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: LKML , linux-nvme@lists.infradead.org, Nilay Shroff From: Venkat Rao Bagalkote Subject: [blktest/nvme/058] Kernel OOPs while running nvme/058 tests Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: 51V9u7WJuziGPFYiMyiwlt7S5qDQARdP X-Proofpoint-ORIG-GUID: 51V9u7WJuziGPFYiMyiwlt7S5qDQARdP X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwODIzMDA3MSBTYWx0ZWRfX/rPYb973m5vn xdduOqpvljxKKXWkJGGP2nt/8sy8tjVX48dz4XIKuRdtMCkJW3lc44crZUwNNIFTW4/JL9Dp6s7 zfpxyon6QZCpqckE9zqKc960b2TA/DFCa9tB4MIt+WBOua9xFndwChjEdI1JtWZAgnLhWNjHbNt TpXcQSvKAWZbSU/gXfs33YHFLFQregIgWo48R4fgGOjMlOm8jkk7s5BH8xPvLVQeWIR0JrcusJT UWDRf3W6Z9uONEBuqYinuCR2tWztnc4eJrX/oOjrK8cWwrIjo7uWAD0nH+GbYEHTb4/e7y7z+cM sKHLtut0xpXbg7Xvi7dqX88Vw0OQeTjiWk3fGyV26YBM/RJPdB0FAf5bwgQfVVBvz+6i8PJpCmY YTL25oFa X-Authority-Analysis: v=2.4 cv=RtDFLDmK c=1 sm=1 tr=0 ts=68ad70c6 cx=c_pps a=aDMHemPKRhS1OARIsFnwRA==:117 a=aDMHemPKRhS1OARIsFnwRA==:17 a=IkcTkHD0fZMA:10 a=2OwXVqhp2XgA:10 a=VwQbUJbxAAAA:8 a=VnNF1IyMAAAA:8 a=Acd4I7jP6iG7ARs4AGsA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-08-26_02,2025-08-26_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 suspectscore=0 malwarescore=0 spamscore=0 priorityscore=1501 bulkscore=0 clxscore=1011 phishscore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2507300000 definitions=main-2508230071 Greetings!!! IBM CI has reported a kernel OOPs, while running blktest suite(nvme/058 test). Kernel Repo: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git Traces: [37496.800225] BUG: Kernel NULL pointer dereference at 0x00000000 [37496.800230] Faulting instruction address: 0xc0000000008a34b0 [37496.800235] Oops: Kernel access of bad area, sig: 11 [#1] [37496.800239] LE PAGE_SIZE=64K MMU=Hash  SMP NR_CPUS=8192 NUMA pSeries [37496.800245] Modules linked in: nvme_loop(E) nft_compat(E) bonding(E) nft_fib_inet(E) nft_fib_ipv4(E) nft_fib_ipv6(E) nft_fib(E) nft_reject_inet(E) nf_reject_ipv4(E) nf_reject_ipv6(E) nft_reject(E) nft_ct(E) nft_chain_nat(E) rfkill(E) ip_set(E) mlx5_ib(E) ib_uverbs(E) ib_core(E) pseries_rng(E) vmx_crypto(E) drm(E) drm_panel_orientation_quirks(E) xfs(E) sr_mod(E) cdrom(E) sd_mod(E) sg(E) lpfc(E) nvmet_fc(E) ibmvscsi(E) mlx5_core(E) ibmveth(E) scsi_transport_srp(E) nvmet(E) nvme_fc(E) nvme_fabrics(E) mlxfw(E) nvme_core(E) tls(E) scsi_transport_fc(E) psample(E) fuse(E) [last unloaded: nvme_loop(E)] [37496.800309] CPU: 40 UID: 0 PID: 417 Comm: kworker/40:1H Kdump: loaded Tainted: G            E       6.17.0-rc3-gb6add54ba618 #1 VOLUNTARY [37496.800317] Tainted: [E]=UNSIGNED_MODULE [37496.800320] Hardware name: IBM,8375-42A POWER9 (architected) 0x4e0202 0xf000005 of:IBM,FW950.80 (VL950_131) hv:phyp pSeries [37496.800326] Workqueue: kblockd nvme_requeue_work [nvme_core] [37496.800339] NIP:  c0000000008a34b0 LR: c000000000869654 CTR: c00000000086954c [37496.800344] REGS: c000000015e97970 TRAP: 0380   Tainted: G       E        (6.17.0-rc3-gb6add54ba618) [37496.800349] MSR:  800000000280b033   CR: 4800020f  XER: 0000000f [37496.800365] CFAR: c000000000869650 IRQMASK: 0 [37496.800365] GPR00: c000000000869654 c000000015e97c10 c000000001c88100 0000000000000000 [37496.800365] GPR04: c0000000b005c400 c000000015e979d0 c000000015e979c8 0000001037ba0000 [37496.800365] GPR08: 0000000000000100 c00000013923db18 0000000000000140 c008000005bba2d0 [37496.800365] GPR12: c00000000086954c c000000017f7e700 c0000000001aab20 c000000015b533c0 [37496.800365] GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 [37496.800365] GPR20: c000001039e1c418 c000000002e075d0 c0000000027a3818 fffffffffffffef7 [37496.800365] GPR24: 0000000000000402 c000000015b72000 c0000001c0374850 c000000134492010 [37496.800365] GPR28: 0000000000000001 0000000000000001 c0000000b005c400 0000000000000000 [37496.800424] NIP [c0000000008a34b0] __rq_qos_done_bio+0x3c/0x88 [37496.800433] LR [c000000000869654] bio_endio+0x108/0x2b8 [37496.800440] Call Trace: [37496.800442] [c000000015e97c40] [c000000000869654] bio_endio+0x108/0x2b8 [37496.800450] [c000000015e97c80] [c008000005bb6794] nvme_ns_head_submit_bio+0x25c/0x358 [nvme_core] [37496.800462] [c000000015e97d10] [c00000000087320c] __submit_bio+0x150/0x304 [37496.800469] [c000000015e97da0] [c000000000873444] __submit_bio_noacct+0x84/0x250 [37496.800476] [c000000015e97e10] [c008000005bb5540] nvme_requeue_work+0x94/0xd8 [nvme_core] [37496.800488] [c000000015e97e40] [c00000000019c72c] process_one_work+0x1fc/0x4ac [37496.800497] [c000000015e97ef0] [c00000000019d6dc] worker_thread+0x340/0x510 [37496.800504] [c000000015e97f90] [c0000000001aac4c] kthread+0x134/0x164 [37496.800512] [c000000015e97fe0] [c00000000000df78] start_kernel_thread+0x14/0x18 [37496.800518] Code: 60000000 7c0802a6 fbc1fff0 fbe1fff8 7c9e2378 7c7f1b78 f8010010 f821ffd1 f8410018 60000000 60000000 60000000 7fe3fb78 7fc4f378 e9290030 [37496.800540] ---[ end trace 0000000000000000 ]--- [37496.827403] pstore: backend (nvram) writing error (-1) [37496.827409] If you happen to fix this, please add below tag. Reported-by: Venkat Rao Bagalkote Regards, Venkat.