https://jira.whamcloud.com This file is an XML representation of an issue en-us 9.4.14 940014 05-12-2023 https://jira.whamcloud.com/browse/LU-13158 Lustre <p>This issue was created by maloo for S Buisson &lt;sbuisson@ddn.com&gt;</p> <p>This issue relates to the following test suite run: <a href="https://testing.whamcloud.com/test_sets/e526c5fa-397c-11ea-b1e8-52540065bddc" class="external-link" target="_blank" rel="nofollow noopener">https://testing.whamcloud.com/test_sets/e526c5fa-397c-11ea-b1e8-52540065bddc</a></p> <p>test_28 failed with the following error:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>trevis-37vm1 crashed during sanity-sec test_28 </pre> </div></div> <p>VVVVVVV DO NOT REMOVE LINES BELOW, Added by Maloo for auto-association VVVVVVV<br/> sanity-sec test_28 - trevis-37vm1 crashed during sanity-sec test_28</p> LU-13158

crash in sanity-sec test_28: NULL pointer dereference

Bug Minor Open Unresolved WC Triage Maloo Mon, 20 Jan 2020 08:35:32 +0000 Mon, 20 Jan 2020 08:36:24 +0000 0 2 <p>Console contains:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>[20099.305346] BUG: unable to handle kernel NULL pointer dereference at 0000000000000008 [20099.307672] IP: [&lt;ffffffffc0d889ec&gt;] lustre_msg_set_conn_cnt+0xc/0xa0 [ptlrpc] [20099.309454] PGD 8000000064e2a067 PUD 6770a067 PMD 0 [20099.311003] Oops: 0000 [#1] SMP [20099.311752] Modules linked in: lustre(OE) obdecho(OE) mgc(OE) lov(OE) mdc(OE) osc(OE) lmv(OE) fid(OE) fld(OE) ptlrpc_gss(OE) ptlrpc(OE) obdclass(OE) ksocklnd(OE) lnet(OE) libcfs(OE) nfsd nfs_acl brd loop rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd grace fscache rpcrdma ib_isert iscsi_target_mod ib_iser libiscsi scsi_transport_iscsi ib_srpt target_core_mod crc_t10dif crct10dif_generic ib_srp scsi_transport_srp scsi_tgt ib_ipoib rdma_ucm ib_ucm ib_uverbs ib_umad rdma_cm ib_cm iw_cm ib_core sunrpc iosf_mbi crc32_pclmul ghash_clmulni_intel ppdev aesni_intel lrw gf128mul glue_helper ablk_helper cryptd virtio_balloon joydev pcspkr i2c_piix4 parport_pc parport ip_tables ext4 mbcache jbd2 ata_generic pata_acpi virtio_blk ata_piix libata 8139too crct10dif_pclmul crct10dif_common crc32c_intel [20099.329541] serio_raw virtio_pci 8139cp virtio_ring virtio mii floppy [last unloaded: libcfs] [20099.331158] CPU: 0 PID: 5858 Comm: bash Kdump: loaded Tainted: G OE ------------ 3.10.0-957.27.2.el7.x86_64 #1 [20099.333092] Hardware name: Red Hat KVM, BIOS 0.5.1 01/01/2011 [20099.334108] task: ffff93c40883e180 ti: ffff93c467ca4000 task.ti: ffff93c467ca4000 [20099.335676] RIP: 0010:[&lt;ffffffffc0d889ec&gt;] [&lt;ffffffffc0d889ec&gt;] lustre_msg_set_conn_cnt+0xc/0xa0 [ptlrpc] [20099.337735] RSP: 0018:ffff93c467ca7630 EFLAGS: 00010246 [20099.338673] RAX: ffff93c465012800 RBX: ffff93c43687fd00 RCX: ffff93c467ca7fd8 [20099.339862] RDX: 0000000000000100 RSI: 0000000000000001 RDI: 0000000000000000 [20099.341058] RBP: ffff93c467ca7640 R08: ffff93c41e66a078 R09: ffff93c460fa5680 [20099.342240] R10: 0000000000000000 R11: ffff93c467ca7386 R12: ffff93c460fa5680 [20099.343424] R13: 0000000000000000 R14: ffff93c460fa5698 R15: ffff93c460fa5778 [20099.344602] FS: 00007f5e50a25740(0000) GS:ffff93c47fc00000(0000) knlGS:0000000000000000 [20099.345950] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [20099.346900] CR2: 0000000000000008 CR3: 0000000036a9c000 CR4: 00000000000606f0 [20099.348100] Call Trace: [20099.348718] [&lt;ffffffffc0db53c8&gt;] sptlrpc_req_refresh_ctx+0x3c8/0xa50 [ptlrpc] [20099.350467] [&lt;ffffffffc0996359&gt;] ? lprocfs_counter_add+0xf9/0x160 [obdclass] [20099.351842] [&lt;ffffffffc0db5bd0&gt;] sptlrpc_import_check_ctx+0x180/0x3b0 [ptlrpc] [20099.353428] [&lt;ffffffffc0d4c6e6&gt;] ldlm_lock_match_with_skip+0x216/0x7f0 [ptlrpc] [20099.354990] [&lt;ffffffff845846d4&gt;] ? vsnprintf+0x234/0x6a0 [20099.356015] [&lt;ffffffffc0cd95e9&gt;] mdc_lock_match+0xb9/0x180 [mdc] [20099.357050] [&lt;ffffffffc0cdcb9b&gt;] mdc_revalidate_lock+0x12b/0x1f0 [mdc] [20099.358159] [&lt;ffffffffc0cdcf02&gt;] mdc_intent_lock+0x2a2/0x560 [mdc] [20099.359321] [&lt;ffffffffc10184a0&gt;] ? ll_md_need_convert+0x1b0/0x1b0 [lustre] [20099.360506] [&lt;ffffffffc0d5aff0&gt;] ? ldlm_expired_completion_wait+0x220/0x220 [ptlrpc] [20099.361843] [&lt;ffffffffc0ce0370&gt;] ? mdc_changelog_cdev_finish+0x1f0/0x1f0 [mdc] [20099.363123] [&lt;ffffffffc0bd1d4a&gt;] lmv_intent_lock+0x47a/0xaf0 [lmv] [20099.364162] [&lt;ffffffff842cb121&gt;] ? in_group_p+0x31/0x40 [20099.365069] [&lt;ffffffffc1018765&gt;] ? ll_i2suppgid+0x15/0x40 [lustre] [20099.366300] [&lt;ffffffffc10187c3&gt;] ? ll_i2gids+0x33/0xb0 [lustre] [20099.367452] [&lt;ffffffff8432f572&gt;] ? from_kgid+0x12/0x20 [20099.368638] [&lt;ffffffffc10184a0&gt;] ? ll_md_need_convert+0x1b0/0x1b0 [lustre] [20099.369817] [&lt;ffffffffc0fe616e&gt;] ll_inode_revalidate+0x12e/0x690 [lustre] [20099.371088] [&lt;ffffffffc0fe7203&gt;] ll_inode_permission+0x203/0x3f0 [lustre] [20099.372385] [&lt;ffffffff8444d857&gt;] ? __follow_mount_rcu+0x37/0x100 [20099.373417] [&lt;ffffffff8444e451&gt;] __inode_permission+0x71/0xd0 [20099.374412] [&lt;ffffffff8444e4c8&gt;] inode_permission+0x18/0x50 [20099.375623] [&lt;ffffffff8445230e&gt;] link_path_walk+0x27e/0x8b0 [20099.377177] [&lt;ffffffff84452aaa&gt;] path_lookupat+0x7a/0x8b0 [20099.378718] [&lt;ffffffff8441ccc1&gt;] ? __slab_free+0x81/0x2f0 [20099.380235] [&lt;ffffffff8441d7a9&gt;] ? kmem_cache_alloc+0x179/0x1f0 [20099.381949] [&lt;ffffffff8445415f&gt;] ? getname_flags+0x4f/0x1a0 [20099.383568] [&lt;ffffffff8445330b&gt;] filename_lookup+0x2b/0xc0 [20099.385019] [&lt;ffffffff844552f7&gt;] user_path_at_empty+0x67/0xc0 [20099.386021] [&lt;ffffffff843ed3ad&gt;] ? handle_mm_fault+0x39d/0x9b0 [20099.387023] [&lt;ffffffff8441d112&gt;] ? kmem_cache_free+0x1e2/0x200 [20099.388013] [&lt;ffffffff84455361&gt;] user_path_at+0x11/0x20 [20099.388924] [&lt;ffffffff84448223&gt;] vfs_fstatat+0x63/0xc0 [20099.389781] [&lt;ffffffff844485de&gt;] SYSC_newstat+0x2e/0x60 [20099.390673] [&lt;ffffffff84976d21&gt;] ? system_call_after_swapgs+0xae/0x146 [20099.391774] [&lt;ffffffff84976d15&gt;] ? system_call_after_swapgs+0xa2/0x146 [20099.392848] [&lt;ffffffff84976d21&gt;] ? system_call_after_swapgs+0xae/0x146 [20099.393907] [&lt;ffffffff84976d15&gt;] ? system_call_after_swapgs+0xa2/0x146 [20099.394988] [&lt;ffffffff84976d21&gt;] ? system_call_after_swapgs+0xae/0x146 [20099.396060] [&lt;ffffffff84976d15&gt;] ? system_call_after_swapgs+0xa2/0x146 [20099.397124] [&lt;ffffffff84976d21&gt;] ? system_call_after_swapgs+0xae/0x146 [20099.398221] [&lt;ffffffff84976d15&gt;] ? system_call_after_swapgs+0xa2/0x146 [20099.399293] [&lt;ffffffff84976d21&gt;] ? system_call_after_swapgs+0xae/0x146 [20099.400356] [&lt;ffffffff84976d15&gt;] ? system_call_after_swapgs+0xa2/0x146 [20099.401456] [&lt;ffffffff84976d21&gt;] ? system_call_after_swapgs+0xae/0x146 [20099.402982] [&lt;ffffffff84448a9e&gt;] SyS_newstat+0xe/0x10 [20099.404049] [&lt;ffffffff84976ddb&gt;] system_call_fastpath+0x22/0x27 [20099.405058] [&lt;ffffffff84976d21&gt;] ? system_call_after_swapgs+0xae/0x146 [20099.406161] Code: c0 c7 05 ec ed 07 00 00 00 04 00 e8 3f db a8 ff 48 c7 c7 a0 77 e0 c0 e8 33 7f a8 ff 0f 1f 00 66 66 66 66 90 55 48 89 e5 41 54 53 &lt;81&gt; 7f 08 d3 0b d0 0b 48 89 fb 75 1d 41 89 f4 ba 98 00 00 00 31 [20099.411580] RIP [&lt;ffffffffc0d889ec&gt;] lustre_msg_set_conn_cnt+0xc/0xa0 [ptlrpc] [20099.412862] RSP &lt;ffff93c467ca7630&gt; [20099.413477] CR2: 0000000000000008 </pre> </div></div> Development Rank 1|i00s9j: Rank (Obsolete) 9223372036854775807 Severity