RHEL7: Kernel crashes at pick_next_task_rt+0x76

Issue

• Kernel crashes with following log:

[3332158.939784] general protection fault: 0000 [#1] SMP 
[3332158.945000] Modules linked in: kmbclow(POE) sctp libcrc32c ipmi_watchdog cmac rpcsec_gss_krb5 arc4 nfsv4 md4 nfs nls_utf8 fscache cifs ccm dns_resolver ipmi_si ipmi_devintf ipmi_msghandler 8021q garp mrp stp llc bonding nf_log_ipv4 nf_log_common xt_LOG xt_limit iptable_filter dm_mirror dm_region_hash dm_log dm_mod intel_powerclamp coretemp kvm_intel kvm irqbypass crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd iTCO_wdt iTCO_vendor_support gpio_ich mercd(OE) pcspkr cdc_acm ctimod(OE) sg i2c_i801 lpc_ich ioatdma i7core_edac acpi_cpufreq nfsd auth_rpcgss nfs_acl lockd grace sunrpc binfmt_misc ip_tables ext4 mbcache jbd2 sd_mod crc_t10dif crct10dif_generic ahci libahci crct10dif_pclmul crct10dif_common serio_raw crc32c_intel libata ixgbe igb mptsas scsi_transport_sas
[3332159.018035]  mptscsih i2c_algo_bit mptbase mdio ptp pps_core dca
[3332159.022888] CPU: 8 PID: 0 Comm: swapper/8 Kdump: loaded Tainted: P           OE  ------------   3.10.0-957.12.2.el7.x86_64 #1
[3332159.034455] Hardware name: KONTRON AT8050/AT8050, BIOS 080016  02/01/2012
[3332159.041474] task: ffff8b593641c100 ti: ffff8b5936438000 task.ti: ffff8b5936438000
[3332159.049192] RIP: 0010:[<ffffffffa0ae7596>]  [<ffffffffa0ae7596>] pick_next_task_rt+0x76/0x110
[3332159.057981] RSP: 0018:ffff8b593643be30  EFLAGS: 00010006
[3332159.063512] RAX: ffff8b5d5d2aa4d8 RBX: ffff8b5de741ab80 RCX: 0000000000000001
[3332159.070881] RDX: 0040000000000000 RSI: ffff8b593641c100 RDI: ffff8b5de741ab80
[3332159.078249] RBP: ffff8b593643be48 R08: ffff8b5dc07e78b8 R09: 0000000000000001
[3332159.085620] R10: 0000000027b849c3 R11: 000bd6f90b963580 R12: ffff8b593641c6e8
[3332159.092988] R13: ffffffffa121dd00 R14: ffff8b5936438000 R15: ffff8b593641c100
[3332159.100359] FS:  0000000000000000(0000) GS:ffff8b5de7400000(0000) knlGS:0000000000000000
[3332159.108690] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[3332159.114658] CR2: 00007f351e18e1a0 CR3: 00000005e8210000 CR4: 00000000000207e0
[3332159.122027] Call Trace:
[3332159.124676]  [<ffffffffa1168dc5>] __schedule+0x835/0x860
[3332159.130203]  [<ffffffffa1169d39>] schedule_preempt_disabled+0x29/0x70
[3332159.136874]  [<ffffffffa0afc69a>] cpu_startup_entry+0x18a/0x1e0
[3332159.143018]  [<ffffffffa0a57ff7>] start_secondary+0x1f7/0x270
[3332159.148985]  [<ffffffffa0a000d5>] start_cpu+0x5/0x14
[3332159.154164] Code: 0f 1f 44 00 00 f3 48 0f bc d2 83 fa 63 0f 8f a5 00 00 00 48 63 d2 48 83 c2 01 48 c1 e2 04 48 8b 14 10 48 85 d2 0f 84 8f 00 00 00 <48> 8b 42 40 48 85 c0 74 19 48 8b 10 48 85 d2 75 c9 f3 48 0f bc 
[3332159.174441] RIP  [<ffffffffa0ae7596>] pick_next_task_rt+0x76/0x110
[3332159.180866]  RSP <ffff8b593643be30>