[5084939.846456] EEH: Frozen PHB#31-PE#fd detected
[5084939.846464] EEH: PE location: N/A, PHB location: N/A
[5084939.846467] CPU: 9 PID: 3256 Comm: kworker/9:1H Tainted: GF           E   4.14.48-mc8-easy #1
[5084939.846472] Workqueue: kblockd .blk_mq_timeout_work
[5084939.846473] Call Trace:
[5084939.846477] [c0000003e94776b0] [c0000000009ef658] .dump_stack+0xa8/0xf0 (unreliable)
[5084939.846481] [c0000003e9477740] [c00000000003454c] .eeh_dev_check_failure+0x42c/0x530
[5084939.846483] [c0000003e94777f0] [c0000000000346cc] .eeh_check_failure+0x7c/0xc0
[5084939.846487] [c0000003e9477880] [c0000000007160e0] .nvme_timeout+0xb0/0x360
[5084939.846489] [c0000003e9477960] [c00000000059fef8] .blk_mq_rq_timed_out+0x48/0xf0
[5084939.846492] [c0000003e94779e0] [c0000000005a383c] .bt_for_each+0x11c/0x180
[5084939.846494] [c0000003e9477aa0] [c0000000005a3e78] .blk_mq_queue_tag_busy_iter+0x68/0x100
[5084939.846497] [c0000003e9477b40] [c00000000059e7bc] .blk_mq_timeout_work+0xcc/0x1b0
[5084939.846500] [c0000003e9477be0] [c0000000000ecea8] .process_one_work+0x2a8/0x550
[5084939.846503] [c0000003e9477c80] [c0000000000ed1e8] .worker_thread+0x98/0x600
[5084939.846506] [c0000003e9477d70] [c0000000000f5338] .kthread+0x158/0x1a0
[5084939.846510] [c0000003e9477e30] [c00000000000bd4c] .ret_from_kernel_thread+0x58/0x8c
[5084939.846520] EEH: Detected PCI bus error on PHB#31-PE#fd
[5084939.846522] EEH: This PCI device has failed 1 times in the last hour
[5084939.846522] EEH: Notify device drivers to shutdown
[5084939.846527] nvme nvme0: frozen state error detected, reset controller
[5084939.928279] EEH: Collect temporary log
[5084939.928300] EEH: of node=0031:01:00.0
[5084939.928302] EEH: PCI device/vendor: 500115b7
[5084939.928304] EEH: PCI cmd/status register: 00100142
[5084939.928305] EEH: PCI-E capabilities and status follow:
[5084939.928314] EEH: PCI-E 00: 0002b010 10008fc1 00002030 00477843 
[5084939.928321] EEH: PCI-E 10: 10430000 00000000 00000000 00000000 
[5084939.928322] EEH: PCI-E 20: 00000000 
[5084939.928322] EEH: PCI-E AER capability register set follows:
[5084939.928331] EEH: PCI-E AER 00: 14820001 00000000 00400000 00462030 
[5084939.928338] EEH: PCI-E AER 10: 00000000 00006000 000001e0 00000000 
[5084939.928344] EEH: PCI-E AER 20: 00000000 00000000 00000000 00000000 
[5084939.928347] EEH: PCI-E AER 30: 00000000 00000000 
[5084939.928348] PHB4 PHB#49 Diag-data (Version: 1)
[5084939.928348] brdgCtl:    00000002
[5084939.928350] RootSts:    00060020 00402000 a0430008 00100107 00000800
[5084939.928351] PhbSts:     0000001c00000000 0000001c00000000
[5084939.928352] Lem:        0000000100000080 0000000000000000 0000000000000080
[5084939.928353] PhbErr:     0000028000000000 0000020000000000 2148000098000240 a008400000000000
[5084939.928354] RxeTceErr:  4000000000000000 4000000000000000 c0000000000000fd 0000000000000000
[5084939.928355] PblErr:     0000000000020000 0000000000020000 0000000000000000 0000000000000000
[5084939.928357] RegbErr:    0000004000000000 0000004000000000 8800003c00000000 0000000000000000
[5084939.928359] PE[0fd] A/B: 8200b03800000000 8000000000000000
[5084939.928360] PE[100] A/B: 8000000000003bfe 00000000300d22f3
[5084939.928361] PE[1fd] A/B: 8000000000000000 8000000000000000
[5084939.928362] EEH: Reset without hotplug activity
[5084944.966422] EEH: Notify device drivers the completion of reset
[5084944.966440] nvme nvme0: restart after slot reset
[5084944.966508] EEH: Notify device driver to resume
[5084944.998066] nvme 0031:01:00.0: Using 64-bit DMA iommu bypass