Comment 0 for bug 1908912

mezimm00@m5:~$ lsb_release -rd
Description: Ubuntu 18.04.5 LTS
Release: 18.04

mezimm00@m5:~$ apt-cache policy linux-image-5.4.0-58-generic
linux-image-5.4.0-58-generic:
  Installed: 5.4.0-58.64~18.04.1
  Candidate: 5.4.0-58.64~18.04.1
  Version table:
 *** 5.4.0-58.64~18.04.1 500
        500 http://us.archive.ubuntu.com/ubuntu bionic-updates/main amd64 Packages
        500 http://us.archive.ubuntu.com/ubuntu bionic-security/main amd64 Packages
        100 /var/lib/dpkg/status

Dec 20 08:59:56 m5 kernel: [144210.719252] BUG: unable to handle page fault for address: 00000007fb39be0e
Dec 20 08:59:56 m5 kernel: [144210.719320] #PF: supervisor read access in kernel mode
Dec 20 08:59:56 m5 kernel: [144210.719358] #PF: error_code(0x0000) - not-present page
Dec 20 08:59:56 m5 kernel: [144210.719395] PGD 0 P4D 0
Dec 20 08:59:56 m5 kernel: [144210.719420] Oops: 0000 [#1] SMP PTI
Dec 20 08:59:56 m5 kernel: [144210.719449] CPU: 139 PID: 3081629 Comm: lsof Not tainted 5.4.0-58-generic #64~18.04.1-Ubuntu
Dec 20 08:59:56 m5 kernel: [144210.719505] Hardware name: Dell Inc. PowerEdge R930/0T55KM, BIOS 2.8.1 01/02/2020
Dec 20 08:59:56 m5 kernel: [144210.719563] RIP: 0010:lock_get_status+0x221/0x380
Dec 20 08:59:56 m5 kernel: [144210.719600] Code: fd 7b de 91 4c 89 e7 e8 fd 30 fb ff 4d 85 ed 0f 84 de 00 00 00 49 8b 45 28 4d 8b 4d 40 44 89 f2 48 c7 c6 91 52 d7 91 4c 89 e7 <44> 8b 40 10 44 89 c1 41 81 e0 ff ff 0f 00 c1 e9 14 e8 c9 30 fb ff
Dec 20 08:59:56 m5 kernel: [144210.719717] RSP: 0018:ffffb731373efd98 EFLAGS: 00010286
Dec 20 08:59:56 m5 kernel: [144210.719755] RAX: 00000007fb39bdfe RBX: ffff939c33a080d8 RCX: 0000000000000001
Dec 20 08:59:56 m5 kernel: [144210.719803] RDX: 000000000003b0a9 RSI: ffffffff91d75291 RDI: ffff938e2d796800
Dec 20 08:59:56 m5 kernel: [144210.719851] RBP: ffffb731373efdc8 R08: 0000000000001000 R09: ffff93565c5a23b8
Dec 20 08:59:56 m5 kernel: [144210.719899] R10: ffffb731373efe50 R11: ffff9394905b51d5 R12: ffff938e2d796800
Dec 20 08:59:56 m5 kernel: [144210.719948] R13: ffff934002945d90 R14: 000000000003b0a9 R15: ffff9390ce8a38a0
Dec 20 08:59:56 m5 kernel: [144210.719997] FS: 00007ff9bcbb4040(0000) GS:ffff939c3fa80000(0000) knlGS:0000000000000000
Dec 20 08:59:56 m5 kernel: [144210.720050] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Dec 20 08:59:56 m5 kernel: [144210.720090] CR2: 00000007fb39be0e CR3: 000000e75d31a002 CR4: 00000000001606e0
Dec 20 08:59:56 m5 kernel: [144210.720138] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
Dec 20 08:59:56 m5 kernel: [144210.720186] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Dec 20 08:59:56 m5 kernel: [144210.720233] Call Trace:
Dec 20 08:59:56 m5 kernel: [144210.720262] locks_show+0x83/0xc0
Dec 20 08:59:56 m5 kernel: [144210.720297] seq_read+0x2a4/0x420
Dec 20 08:59:56 m5 kernel: [144210.720330] proc_reg_read+0x3e/0x60
Dec 20 08:59:56 m5 kernel: [144210.720361] __vfs_read+0x1b/0x40
Dec 20 08:59:56 m5 kernel: [144210.721947] vfs_read+0x8e/0x130
Dec 20 08:59:56 m5 kernel: [144210.723479] ksys_read+0xa7/0xe0
Dec 20 08:59:56 m5 kernel: [144210.725009] __x64_sys_read+0x1a/0x20
Dec 20 08:59:56 m5 kernel: [144210.726545] do_syscall_64+0x57/0x190
Dec 20 08:59:56 m5 kernel: [144210.728064] entry_SYSCALL_64_after_hwframe+0x44/0xa9
Dec 20 08:59:56 m5 kernel: [144210.729580] RIP: 0033:0x7ff9bc48e151
Dec 20 08:59:56 m5 kernel: [144210.731081] Code: fe ff ff 48 8d 3d 3f 9b 0a 00 48 83 ec 08 e8 66 4a 02 00 66 0f 1f 44 00 00 48 8d 05 91 08 2e 00 8b 00 85 c0 75 13 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 57 f3 c3 0f 1f 44 00 00 41 54 55 49 89 d4 53
Dec 20 08:59:56 m5 kernel: [144210.734225] RSP: 002b:00007ffc9e915348 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
Dec 20 08:59:56 m5 kernel: [144210.735809] RAX: ffffffffffffffda RBX: 000055f16fee7260 RCX: 00007ff9bc48e151
Dec 20 08:59:56 m5 kernel: [144210.737396] RDX: 0000000000001000 RSI: 000055f16fee8d80 RDI: 0000000000000003
Dec 20 08:59:56 m5 kernel: [144210.738947] RBP: 0000000000000d68 R08: 0000000000000001 R09: 000055f16fee7340
Dec 20 08:59:56 m5 kernel: [144210.740456] R10: 00007ff9bcbb4040 R11: 0000000000000246 R12: 00007ff9bc765760
Dec 20 08:59:56 m5 kernel: [144210.741923] R13: 00007ff9bc7662a0 R14: 000055f16fee7260 R15: 0000000000000fff
Dec 20 08:59:56 m5 kernel: [144210.743353] Modules linked in: ip6table_filter ip6_tables tcp_diag udp_diag inet_diag xt_REDIRECT ip_vs_rr xt_ipvs ip_vs xt_nat xt_tcpudp veth vxlan ip6_udp_tunnel udp_tunnel iptable_mangle xt_mark xt_conntrack xt_MASQUERADE nf_conntrack_netlink nfnetlink xfrm_user xt_addrtype iptable_filter iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 bpfilter br_netfilter bridge stp llc rpcsec_gss_krb5 auth_rpcgss aufs nfsv4 ceph libceph nfs lockd grace fscache overlay ipmi_ssif intel_rapl_msr intel_rapl_common sb_edac x86_pkg_temp_thermal intel_powerclamp dcdbas coretemp kvm_intel nls_iso8859_1 kvm rapl intel_cstate joydev input_leds ipmi_si ipmi_devintf mei_me lpc_ich ipmi_msghandler mei acpi_power_meter mac_hid sch_fq_codel ib_iser rdma_cm iw_cm ib_cm ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi sunrpc ip_tables x_tables autofs4 btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c raid1 raid0 multipath
Dec 20 08:59:56 m5 kernel: [144210.743423] linear ixgbe crct10dif_pclmul mgag200 crc32_pclmul drm_vram_helper ghash_clmulni_intel i2c_algo_bit aesni_intel xfrm_algo crypto_simd dca cryptd ttm glue_helper mdio drm_kms_helper nvme syscopyarea nvme_core sysfillrect sysimgblt fb_sys_fops ahci drm libahci megaraid_sas tg3 wmi hid_generic usbhid hid
Dec 20 08:59:56 m5 kernel: [144210.760943] CR2: 00000007fb39be0e
Dec 20 08:59:56 m5 kernel: [144210.762721] ---[ end trace b8c0e92e6bcd98b5 ]---
Dec 20 08:59:56 m5 kernel: [144210.865373] RIP: 0010:lock_get_status+0x221/0x380
Dec 20 08:59:56 m5 kernel: [144210.866148] Code: fd 7b de 91 4c 89 e7 e8 fd 30 fb ff 4d 85 ed 0f 84 de 00 00 00 49 8b 45 28 4d 8b 4d 40 44 89 f2 48 c7 c6 91 52 d7 91 4c 89 e7 <44> 8b 40 10 44 89 c1 41 81 e0 ff ff 0f 00 c1 e9 14 e8 c9 30 fb ff
Dec 20 08:59:56 m5 kernel: [144210.867432] RSP: 0018:ffffb731373efd98 EFLAGS: 00010286
Dec 20 08:59:56 m5 kernel: [144210.868088] RAX: 00000007fb39bdfe RBX: ffff939c33a080d8 RCX: 0000000000000001
Dec 20 08:59:56 m5 kernel: [144210.868718] RDX: 000000000003b0a9 RSI: ffffffff91d75291 RDI: ffff938e2d796800
Dec 20 08:59:56 m5 kernel: [144210.869347] RBP: ffffb731373efdc8 R08: 0000000000001000 R09: ffff93565c5a23b8
Dec 20 08:59:56 m5 kernel: [144210.870013] R10: ffffb731373efe50 R11: ffff9394905b51d5 R12: ffff938e2d796800
Dec 20 08:59:56 m5 kernel: [144210.870644] R13: ffff934002945d90 R14: 000000000003b0a9 R15: ffff9390ce8a38a0
Dec 20 08:59:56 m5 kernel: [144210.871273] FS: 00007ff9bcbb4040(0000) GS:ffff939c3fa80000(0000) knlGS:0000000000000000
Dec 20 08:59:56 m5 kernel: [144210.871909] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Dec 20 08:59:56 m5 kernel: [144210.872539] CR2: 00000007fb39be0e CR3: 000000e75d31a002 CR4: 00000000001606e0
Dec 20 08:59:56 m5 kernel: [144210.873170] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
Dec 20 08:59:56 m5 kernel: [144210.873798] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400