[ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Initializing cgroup subsys cpuacct [ 0.000000] Linux version 3.10.0-693.21.1.x3.2.152.x86_64 (mockbuild@test) (gcc version 4.8.5 20150623 (Red Hat 4.8.5-16) (GCC) ) #1 SMP Tue May 28 10:06:55 PDT 2019 [ 0.000000] Command line: BOOT_IMAGE=/vmlinuz-3.10.0-693.21.1.x3.2.152.x86_64 root=UUID=33f6695f-d26e-4ff2-b4a8-fa4c1abb464a ro crashkernel=auto rhgb quiet LANG=en_US.UTF-8 iommu=pt md.nr_requests=256 md_mod.nr_requests=256 [ 0.000000] e820: BIOS-provided physical RAM map: ... [ 3672.283184] Lustre: Echo OBD driver; http://www.lustre.org/ [ 3697.416433] general protection fault: 0000 [#1] SMP [ 3697.416465] Modules linked in: obdecho(OE) osp(OE) ofd(OE) lfsck(OE) ost(OE) mgc(OE) osd_ldiskfs(OE) ldiskfs(OE) lquota(OE) lustre(OE) lmv(OE) mdc(OE) osc(OE) lov(OE) fid(OE) fld(OE) ko2iblnd(OE) ptlrpc(OE) obdclass(OE) lnet(OE) libcfs(OE) loop zfs(POE) zunicode(POE) zlua(POE) zcommon(POE) znvpair(POE) zavl(POE) icp(POE) spl(OE) mlx4_ib(OE) mlx4_en(OE) mlx4_core(OE) ib_isert(OE) ib_srpt(OE) ib_srp(OE) sunrpc ib_ucm(OE) dm_mirror dm_region_hash dm_log dm_mod vfat fat rpcrdma(OE) svcrdma(OE) xprtrdma(OE) rdma_ucm(OE) ib_umad(OE) amd64_edac_mod edac_mce_amd raid0 edac_core kvm irqbypass crc32_pclmul ghash_clmulni_intel rdma_cm(OE) ib_ipoib(OE) aesni_intel iw_cm(OE) lrw gf128mul glue_helper ablk_helper cryptd pcspkr serio_raw sg ib_iser(OE) ib_cm(OE) i2c_piix4 ccp ipmi_si ipmi_devintf ipmi_msghandler [ 3697.416781] nfit libnvdimm pinctrl_amd i2c_designware_platform i2c_designware_core shpchp acpi_cpufreq binfmt_misc ip_tables ext4 mbcache jbd2 mlx5_ib(OE) sd_mod crc_t10dif crct10dif_generic ib_uverbs(OE) ib_core(OE) uas usb_storage ast i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm drm ahci libahci crct10dif_pclmul libata crct10dif_common crc32c_intel i2c_core tg3 mlx5_core(OE) devlink mlx_compat(OE) ptp pps_core nvme nvme_core [last unloaded: libcfs] [ 3697.418897] CPU: 11 PID: 31860 Comm: lctl Tainted: P OE ------------ 3.10.0-693.21.1.x3.2.152.x86_64 #1 [ 3697.419580] Hardware name: TYAN B8026T70AV2E24HR/S8026GM2NRE, BIOS V1.04.B10 11/15/2018 [ 3697.420267] task: ffff883df5360fd0 ti: ffff883e33b94000 task.ti: ffff883e33b94000 [ 3697.420961] RIP: 0010:[] [] memcmp+0x9/0x50 [ 3697.421679] RSP: 0018:ffff883e33b97cc8 EFLAGS: 00010202 [ 3697.422396] RAX: 00000000ffffff8a RBX: 5a5a5a5a5a5a5a5a RCX: 0000000000000008 [ 3697.423133] RDX: 0000000000000008 RSI: ffff883e33b97ce0 RDI: 5a5a5a5a5a5a5a52 [ 3697.423882] RBP: ffff883e33b97cc8 R08: ffffffff81b36020 R09: 0000000180200013 [ 3697.424614] R10: 000000004aea5201 R11: ffffea00f92ba900 R12: ffffc90066483000 [ 3697.425333] R13: fffffffffffffff8 R14: 5a5a5a5a5a5a5a52 R15: 0000000000000000 [ 3697.426067] FS: 00007efdfcbff740(0000) GS:ffff883f3e4c0000(0000) knlGS:0000000000000000 [ 3697.426818] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3697.427578] CR2: 00007efdfcbf6080 CR3: 0000003e33b84000 CR4: 00000000003407e0 [ 3697.428355] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 3697.429142] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 3697.429939] Call Trace: [ 3697.430778] [] lu_env_remove+0x147/0x390 [obdclass] [ 3697.431606] [] echo_client_iocontrol+0x492/0x1c00 [obdecho] [ 3697.432464] [] ? lprocfs_counter_add+0xf9/0x160 [obdclass] [ 3697.433329] [] class_handle_ioctl+0x18a8/0x1db0 [obdclass] [ 3697.434189] [] ? security_capable+0x1e/0x20 [ 3697.435076] [] obd_class_ioctl+0xd2/0x170 [obdclass] [ 3697.435958] [] do_vfs_ioctl+0x350/0x560 [ 3697.436819] [] ? __do_page_fault+0x171/0x450 [ 3697.437656] [] SyS_ioctl+0xa1/0xc0 [ 3697.438493] [] system_call_fastpath+0x1c/0x21 [ 3697.439336] Code: 48 39 f1 73 09 48 8b 0c cf 48 85 c9 75 cc b8 ea ff ff ff 0f 1f 80 00 00 00 00 5d c3 66 0f 1f 44 00 00 55 48 85 d2 48 89 e5 74 3c <0f> b6 07 0f b6 0e 29 c8 75 27 48 83 ea 01 31 c9 eb 1a 0f 1f 44 [ 3697.441180] RIP [] memcmp+0x9/0x50 [ 3697.442095] RSP