[RHEL 7] kernel BUG at fs/block_dev.c:1363!

Issue

• Server crashes with panic string "kernel BUG at fs/block_dev.c:1363!"

[6578730.234207] kernel BUG at fs/block_dev.c:1363!
[6578730.234422] invalid opcode: 0000 [#1] SMP 
[6578730.234628] Modules linked in: bridge stp llc dsa_filter(POE) iTCO_wdt iTCO_vendor_support mxm_wmi sb_edac intel_powerclamp coretemp intel_rapl iosf_mbi kvm_intel kvm irqbypass crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd pcspkr sg joydev lpc_ich ipmi_si ipmi_devintf ipmi_msghandler wmi acpi_power_meter binfmt_misc nfsd auth_rpcgss nfs_acl lockd grace sunrpc ip_tables xfs libcrc32c dm_service_time sd_mod crc_t10dif crct10dif_generic be2iscsi bnx2i mgag200 cnic i2c_algo_bit drm_kms_helper uio cxgb3i cxgb3 syscopyarea sysfillrect sysimgblt fb_sys_fops ttm mdio libcxgbi drm libcxgb crct10dif_pclmul crct10dif_common crc32c_intel enic drm_panel_orientation_quirks dm_multipath dm_mirror dm_region_hash dm_log dm_mod iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi
[6578730.236399]  iscsi_ibft iscsi_boot_sysfs
[6578730.236738] CPU: 9 PID: 11722 Comm: blkid Kdump: loaded Tainted: P           OE  ------------   3.10.0-1160.24.1.el7.x86_64 #1
[6578730.237482] Hardware name: Cisco Systems Inc UCSB-B200-M4/UCSB-B200-M4, BIOS B200M4.4.0.2a.0.1016181019 10/16/2018
[6578730.237897] task: ffff8aa986a52100 ti: ffff8ab1f13f0000 task.ti: ffff8ab1f13f0000
[6578730.238333] RIP: 0010:[<ffffffff8c69008f>]  [<ffffffff8c69008f>] blkdev_get+0x29f/0x380
[6578730.238771] RSP: 0018:ffff8ab1f13f3bb8  EFLAGS: 00010282
[6578730.239277] RAX: ffffffffc01fa9b5 RBX: ffff8ab83166a700 RCX: ffff8ab1f13f3fd8
[6578730.239782] RDX: 0000000000000001 RSI: 0000000000000246 RDI: ffffffff8d008d00
[6578730.240258] RBP: ffff8ab1f13f3c30 R08: 0000000000000002 R09: 0000000000000001
[6578730.240770] R10: 0000000000000000 R11: 0000000000000005 R12: ffff8ac0fe82b0c0
[6578730.241258] R13: 0000000000000000 R14: ffff8ab72638ca00 R15: ffff8ab83166a718
[6578730.241752] FS:  00007f37171bd780(0000) GS:ffff8ac0ff240000(0000) knlGS:0000000000000000
[6578730.242252] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[6578730.242762] CR2: 00007f37171cc000 CR3: 00000002d206c000 CR4: 00000000003607e0
[6578730.243325] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[6578730.243877] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[6578730.244432] Call Trace:
[6578730.244984]  [<ffffffff8c69021b>] blkdev_open+0x5b/0x80
[6578730.245551]  [<ffffffff8c64b522>] do_dentry_open+0x1e2/0x2d0
[6578730.246141]  [<ffffffff8c708a82>] ? security_inode_permission+0x22/0x30
[6578730.246707]  [<ffffffff8c6901c0>] ? blkdev_get_by_dev+0x50/0x50
[6578730.247279]  [<ffffffff8c64b6aa>] vfs_open+0x5a/0xb0
[6578730.247876]  [<ffffffff8c659e03>] ? may_open+0xa3/0x120
[6578730.248442]  [<ffffffff8c65dce6>] do_last+0x1f6/0x1340
[6578730.248998]  [<ffffffff8c65eefd>] path_openat+0xcd/0x5a0
[6578730.249578]  [<ffffffff8c661022>] ? user_path_at_empty+0x72/0xc0
[6578730.250177]  [<ffffffff8c64a9aa>] ? __check_object_size+0x1ca/0x250
[6578730.250766]  [<ffffffff8c66114d>] do_filp_open+0x4d/0xb0
[6578730.251361]  [<ffffffff8c66f247>] ? __alloc_fd+0x47/0x170
[6578730.251939]  [<ffffffff8c64cc94>] do_sys_open+0x124/0x220
[6578730.252526]  [<ffffffff8c64cdae>] SyS_open+0x1e/0x20
[6578730.253119]  [<ffffffff8cb95f92>] system_call_fastpath+0x25/0x2a
[6578730.253723] Code: 4c 89 ff 48 89 45 98 e8 80 70 4f 00 48 c7 c7 00 8d 00 8d e8 44 b7 4f 00 45 85 ed 75 46 48 8b 43 58 49 39 c6 74 26 48 85 c0 74 09 <0f> 0b 0f 1f 80 00 00 00 00 48 3b 5b 78 74 12 49 8b 44 24 58 48 
[6578730.255077] RIP  [<ffffffff8c69008f>] blkdev_get+0x29f/0x380
[6578730.255742]  RSP <ffff8ab1f13f3bb8>