Kernel crash in xlog_cil_push on RHEL

Issue

• Kernel crash in xlog_cil_push

BUG: unable to handle kernel NULL pointer dereference at 0000000000000008
IP: [<ffffffffc027a5ef>] xlog_cil_push+0x18f/0x430 [xfs]
PGD 0
Oops: 0000 [#1] SMP
Modules linked in: tcp_diag udp_diag inet_diag unix_diag af_packet_diag netlink_diag team_mode_activebackup team rpcrdma sunrpc ib_isert iscsi_target_mod ib_iser libiscsi scsi_transport_iscsi ib_srpt target_core_mod ib_srp scsi_transport_srp scsi_tgt ib_ipoib rdma_ucm ib_uverbs ib_umad rdma_cm ib_cm iw_cm sb_edac intel_powerclamp coretemp mgag200 intel_rapl i2c_algo_bit ttm iosf_mbi drm_kms_helper kvm_intel kvm syscopyarea sysfillrect sysimgblt iTCO_wdt ocrdma(T) iTCO_vendor_support fb_sys_fops drm ib_core irqbypass crc32_pclmul drm_panel_orientation_quirks ghash_clmulni_intel ioatdma aesni_intel pcspkr lrw gf128mul sg ipmi_si glue_helper hpilo ablk_helper ipmi_devintf dca cryptd hpwdt i2c_i801 lpc_ich wmi ipmi_msghandler dm_multipath pcc_cpufreq acpi_power_meter binfmt_misc ip_tables
 xfs libcrc32c dm_snapshot dm_bufio sd_mod crc_t10dif crct10dif_generic crct10dif_pclmul crct10dif_common crc32c_intel tg3 serio_raw be2net hpsa ptp pps_core scsi_transport_sas dm_mirror dm_region_hash dm_log dm_mod
CPU: 5 PID: 32756 Comm: kworker/5:2 Kdump: loaded Tainted: G        W      ------------ T 3.10.0-1062.1.1.el7.x86_64 #1
Hardware name: HP ProLiant DL380 Gen9/ProLiant DL380 Gen9, BIOS P89 01/22/2018
Workqueue: xfs-cil/dm-19 xlog_cil_push_work [xfs]
task: ffff9baa63f8a0e0 ti: ffff9bab33b4c000 task.ti: ffff9bab33b4c000
RIP: 0010:[<ffffffffc027a5ef>]  [<ffffffffc027a5ef>] xlog_cil_push+0x18f/0x430 [xfs]
RSP: 0018:ffff9bab33b4fd48  EFLAGS: 00010286
RAX: ffff9bdbb5790250 RBX: ffff9bdb11eb6580 RCX: dead000000000200
RDX: ffff9bdbb5790250 RSI: 0000000000000000 RDI: ffff9bdbb5790250
RBP: ffff9bab33b4fe08 R08: ffff9bdbb5790250 R09: ffff9babfff06f00
R10: 0000000000002236 R11: 0000000000000001 R12: ffff9bdb11eb6e00
R13: 0000000000000124 R14: ffff9bbbbe621700 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff9babbfb40000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000008 CR3: 0000000473610000 CR4: 00000000003607e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 [<ffffffff918ae168>] ? add_timer+0x18/0x20
 [<ffffffff918bb3db>] ? __queue_delayed_work+0x8b/0x1a0
 [<ffffffffc027a8a5>] xlog_cil_push_work+0x15/0x20 [xfs]
 [<ffffffff918bd0ff>] process_one_work+0x17f/0x440
 [<ffffffff918be368>] worker_thread+0x278/0x3c0
 [<ffffffff918be0f0>] ? manage_workers.isra.26+0x2a0/0x2a0
 [<ffffffff918c50d1>] kthread+0xd1/0xe0
 [<ffffffff918c5000>] ? insert_kthread_work+0x40/0x40
 [<ffffffff91f8cd37>] ret_from_fork_nospec_begin+0x21/0x21
 [<ffffffff918c5000>] ? insert_kthread_work+0x40/0x40
Code: 46 08 48 39 85 58 ff ff ff 74 61 45 31 ff eb 28 0f 1f 40 00 48 8b 70 10 49 89 37 4c 8b 78 10 48 c7 40 10 00 00 00 00 49 8b 46 08 <45> 03 6f 08 48 39 85 58 ff ff ff 74 34 48 89 c7 48 89 85 68 ff
RIP  [<ffffffffc027a5ef>] xlog_cil_push+0x18f/0x430 [xfs]
 RSP <ffff9bab33b4fd48>
CR2: 0000000000000008