Kernel crashed at pipe_read+0xed in Red Hat Enterprise Linux

Issue

• Kernel panic with below log:

[1276533.939753] oo:dsf_processor[30198]: Using OpenOnload 201811 Copyright 2006-2018 Solarflare Communications, 2002-2005 Level 5 Networks [4]
[1336967.942516] BUG: unable to handle kernel NULL pointer dereference at 0000000000000018
[1336967.943359] IP: [<ffffffffb165242d>] pipe_read+0xed/0x400
[1336967.944104] PGD 1ff0af5067 PUD 1fd4357067 PMD 0 
[1336967.944836] Oops: 0000 [#1] SMP 
[1336967.945555] Modules linked in: tcp_diag udp_diag inet_diag unix_diag af_packet_diag netlink_diag onload(OE) sfc_char(OE) sfc_resource(OE) sfc_affinity(OE) team_mode_activebackup team sunrpc iTCO_wdt iTCO_vendor_support sb_edac intel_powerclamp coretemp intel_rapl iosf_mbi kvm mgag200 i2c_algo_bit ttm irqbypass crc32_pclmul ghash_clmulni_intel drm_kms_helper aesni_intel syscopyarea lrw sysfillrect i2c_i801 gf128mul sysimgblt glue_helper fb_sys_fops ablk_helper cryptd drm drm_panel_orientation_quirks hpwdt pcspkr hpilo sg lpc_ich ioatdma dca wmi ipmi_si ipmi_devintf ipmi_msghandler acpi_power_meter dm_multipath binfmt_misc ip_tables xfs libcrc32c dm_snapshot dm_bufio sd_mod crc_t10dif crct10dif_generic sfc(OE) crct10dif_pclmul crct10dif_common tg3 crc32c_intel hpsa mdio mtd ptp scsi_transport_sas pps_core
[1336967.950320]  serio_raw dm_mirror dm_region_hash dm_log dm_mod
[1336967.951138] CPU: 14 PID: 5044 Comm: klzagent Kdump: loaded Tainted: G           OE  ------------   3.10.0-1062.el7.x86_64 #1
[1336967.952805] Hardware name: HP ProLiant DL380 Gen9/ProLiant DL380 Gen9, BIOS P89 03/25/2019
[1336967.953653] task: ffff98b0ba373150 ti: ffff98b08236c000 task.ti: ffff98b08236c000
[1336967.954505] RIP: 0010:[<ffffffffb165242d>]  [<ffffffffb165242d>] pipe_read+0xed/0x400
[1336967.955364] RSP: 0018:ffff98b08236fd58  EFLAGS: 00010206
[1336967.956216] RAX: 0000000000000000 RBX: ffff98aaa83aed80 RCX: 0000000000000000
[1336967.957077] RDX: 0000000000001000 RSI: ffff98ade06e84f0 RDI: ffff98aaa83aed80
[1336967.957933] RBP: ffff98b08236fdf8 R08: 0000000000000000 R09: ffff98b09eb01900
[1336967.958782] R10: ffff98b0ba373150 R11: 0000000000000293 R12: 00002b8fa94c1000
[1336967.959625] R13: ffff98b08236ff18 R14: 0000000000001000 R15: 0000000000000000
[1336967.960460] FS:  00002b8fb7d8e700(0000) GS:ffff98b13fd80000(0000) knlGS:0000000000000000
[1336967.961311] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[1336967.962172] CR2: 0000000000000018 CR3: 0000001fccec0000 CR4: 00000000003607e0
[1336967.963047] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[1336967.963911] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[1336967.964770] Call Trace:
[1336967.965630]  [<ffffffffb1647ac3>] do_sync_read+0x93/0xe0
[1336967.966494]  [<ffffffffb16484ff>] vfs_read+0x9f/0x170
[1336967.967361]  [<ffffffffb16493bf>] SyS_read+0x7f/0xf0
[1336967.968218]  [<ffffffffb1b8c172>] tracesys+0xa6/0xcc
[1336967.969062] Code: 8b 87 80 00 00 00 48 8d 04 d0 48 8b 55 90 48 8b 48 10 48 89 c6 48 89 45 b8 8b 40 0c 48 89 4d a8 48 39 c2 48 0f 46 c2 48 89 45 a0 <48> 8b 41 18 e8 1a e5 13 00 85 c0 0f 85 b5 02 00 00 48 8b 75 b8 
[1336967.970825] RIP  [<ffffffffb165242d>] pipe_read+0xed/0x400
[1336967.971667]  RSP <ffff98b08236fd58>
[1336967.972494] CR2: 0000000000000018