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-5677 Lustre <p>When I try to setup obdecho, I got this crash:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>LustreError: 2847:0:(ldlm_lib.c:437:client_obd_setup()) can't add initial connection LustreError: 2847:0:(obd_config.c:561:class_setup()) setup echotmp failed (-2) LustreError: 2847:0:(ldlm_lib.c:437:client_obd_setup()) can't add initial connection LustreError: 2847:0:(obd_config.c:561:class_setup()) setup echotmp failed (-2) LustreError: 2850:0:(sec_config.c:88:sptlrpc_target_sec_part()) unknown target ffff8801db92d038(obdecho) BUG: unable to handle kernel NULL pointer dereference at 000000000000001c IP: [&lt;ffffffffa07cc5a5&gt;] tgt_request_handle+0x125/0xb10 [ptlrpc] PGD 0 Oops: 0000 [#1] SMP last sysfs file: /sys/devices/pci0000:00/0000:00:01.0/0000:01:00.0/local_cpus CPU 3 Modules linked in: osc ost obdecho fid fld ksocklnd ptlrpc obdclass lnet sha512_generic sha256_generic crc32c_intel libcfs ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle iptable_filter ip_tables bridge stp llc autofs4 sunrpc prl_fs_freeze(P) prl_fs(P) prl_eth(P) ipv6 vhost_net macvtap macvlan tun uinput microcode sg uvcvideo videodev v4l2_compat_ioctl32 i2c_core snd_intel8x0 snd_ac97_codec ac97_bus snd_seq snd_seq_device snd_pcm snd_timer snd soundcore snd_page_alloc lpc_ich mfd_core virtio_balloon shpchp e1000 prl_tg(P) ext4 jbd2 mbcache sr_mod cdrom sd_mod crc_t10dif pata_acpi ata_generic ata_piix ahci virtio_pci virtio_ring virtio dm_mirror dm_region_hash dm_log dm_mod [last unloaded: speedstep_lib] Pid: 2850, comm: ll_ost00_002 Tainted: P --------------- 2.6.32.431.lustre #1 Parallels Software International Inc. Parallels Virtual Platform/Parallels Virtual Platform RIP: 0010:[&lt;ffffffffa07cc5a5&gt;] [&lt;ffffffffa07cc5a5&gt;] tgt_request_handle+0x125/0xb10 [ptlrpc] RSP: 0018:ffff8801f0741d50 EFLAGS: 00010246 RAX: ffff8801db940000 RBX: ffff8801f0712050 RCX: 0000000000000001 RDX: ffff8801db940140 RSI: 0000000000000000 RDI: ffff8801db940140 RBP: ffff8801f0741da0 R08: 0000000000000000 R09: 0000000000000004 R10: 0000000000000000 R11: ffff8801d6daf61f R12: ffff8801e3409ec0 R13: 0000000000000008 R14: ffff8801f07123c8 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff88002e660000(0000) knlGS:0000000000000000 CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b CR2: 000000000000001c CR3: 00000001d585f000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process ll_ost00_002 (pid: 2850, threadinfo ffff8801f0740000, task ffff8801d7b78040) Stack: ffff8801db940400 ffff8801f0741e01 ffff8801db940400 ffffc90004928000 &lt;d&gt; ffffc90004928000 ffff8801db8ee7c0 ffff8801db940400 ffff8801f0712050 &lt;d&gt; 0000000000000001 ffff8801d77f1800 ffff8801f0741ee0 ffffffffa077c484 Call Trace: [&lt;ffffffffa077c484&gt;] ptlrpc_main+0xe64/0x1990 [ptlrpc] [&lt;ffffffff810096f0&gt;] ? __switch_to+0xd0/0x320 [&lt;ffffffff815259a0&gt;] ? thread_return+0x4e/0x76e [&lt;ffffffffa077b620&gt;] ? ptlrpc_main+0x0/0x1990 [ptlrpc] [&lt;ffffffff8109aef6&gt;] kthread+0x96/0xa0 [&lt;ffffffff8100c20a&gt;] child_rip+0xa/0x20 [&lt;ffffffff8109ae60&gt;] ? kthread+0x0/0xa0 [&lt;ffffffff8100c200&gt;] ? child_rip+0x0/0x20 </pre> </div></div> LU-5677

unable to handle kernel NULL pointer in tgt_request_handle

Bug Minor Closed Fixed WC Triage Liang Zhen Mon, 29 Sep 2014 02:34:18 +0000 Tue, 22 Dec 2015 03:41:03 +0000 Mon, 27 Apr 2015 21:51:56 +0000 0 2 <p>it's dup of <a href="https://jira.whamcloud.com/browse/LU-4698" title="obdfilter-survey test_3a crash on OST: tgt_request_handle" class="issue-link" data-issue-key="LU-4698"><del>LU-4698</del></a></p> Duplicate LU-4698 Development Rank 1|hzwx9r: Rank (Obsolete) 15901 Severity