** Changed in: linux (Ubuntu)
Status: Expired => New
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https://bugs.launchpad.net/bugs/1971193
Title:
Server Crash while running IO and switch port bounce test with 2K
login session
Status in linux package in Ubuntu:
New
Bug description:
[Impact]
Server crash and Call trace reported on one of the servers running IO and
switch port bounce test from the 2K login session configuration.
Call Trace:
[56048.470488] Call Trace:
[56048.470489] _raw_spin_lock_irqsave+0x32/0x40
[56048.470489] lpfc_dmp_dbg.part.32+0x28/0x220 [lpfc]
[56048.470490] lpfc_cmpl_els_fdisc+0x145/0x460 [lpfc]
[56048.470490] lpfc_sli_cancel_jobs+0x92/0xd0 [lpfc]
[56048.470490] lpfc_els_flush_cmd+0x43c/0x670 [lpfc]
[56048.470491] lpfc_els_flush_all_cmd+0x37/0x60 [lpfc]
[56048.470491] lpfc_sli4_async_event_proc+0x956/0x1720 [lpfc]
[56048.470492] lpfc_do_work+0x1485/0x1d70 [lpfc]
[56048.470492] ? __schedule+0x280/0x700
[56048.470492] ? finish_wait+0x80/0x80
[56048.470493] ? lpfc_unregister_unused_fcf+0x80/0x80 [lpfc]
[56048.470493] kthread+0x112/0x130
[56048.470493] ? kthread_flush_work_fn+0x10/0x10
[56048.470494] ret_from_fork+0x1f/0x40
[56048.470494] Kernel panic - not syncing: Hard LOCKUP
[56048.470495] CPU: 0 PID: 682 Comm: lpfc_worker_0 Kdump: loaded Tainted: G
IOE --------- - - 4.18.0-240.el8.x86_64 #1
[56048.470496] Hardware name: Dell Inc. PowerEdge R740/0DY2X0, BIOS 2.11.2
004/21/2021
[56048.470496] Call Trace:
[56048.470496] <NMI>
[56048.470496] dump_stack+0x5c/0x80
[56048.470497] panic+0xe7/0x2a9
[56048.470497] ? __switch_to_asm+0x51/0x70
[56048.470497] nmi_panic.cold.9+0xc/0xc
[56048.470498] watchdog_overflow_callback.cold.7+0x5c/0x70
[56048.470498] __perf_event_overflow+0x52/0xf0
[56048.470499] handle_pmi_common+0x1db/0x270
[56048.470499] ? __set_pte_vaddr+0x32/0x50
[56048.470499] ? __native_set_fixmap+0x24/0x30
[56048.470500] ? ghes_copy_tofrom_phys+0xd3/0x1c0
[56048.470500] ? __ghes_peek_estatus.isra.12+0x49/0xa0
[56048.470500] intel_pmu_handle_irq+0xbf/0x160
[56048.470501] perf_event_nmi_handler+0x2d/0x50
[56048.470501] nmi_handle+0x63/0x110
[56048.470501] default_do_nmi+0x4e/0x100
[56048.470502] do_nmi+0x128/0x190
[56048.470502] end_repeat_nmi+0x16/0x6a
[56048.470503] RIP: 0010:native_queued_spin_lock_slowpath+0x5d/0x1d0
[56048.470504] Code: 0f ba 2f 08 0f 92 c0 0f b6 c0 c1 e0 08 89 c2 8b 07 30 e4
09 d0 a9 00 01 ff ff 75 47 85 c0 74 0e 8b 07 84 c0 74 08 f3 90 8b 07 <84> c0
75
f8 b8 01 00 00 00 66 89 07 c3 8b 37 81 fe 00 01 00 00 75
[56048.470504] RSP: 0018:ffffacebc7877ca8 EFLAGS: 00000002
[56048.470505] RAX: 0000000000000101 RBX: 0000000000000246 RCX:
000000000000001f
[56048.470505] RDX: 0000000000000000 RSI: 0000000000000000 RDI:
ffff94dcf5341dc0
[56048.470506] RBP: ffff94dcf5340000 R08: 0000000000000002 R09:
0000000000029600
[56048.470506] R10: 000060d29656a45c R11: ffff94dcf534fd12 R12:
ffff94dcf5341db0
[56048.470507] R13: ffff94dcf5341dc0 R14: ffff94dcc4ae8a00 R15:
0000000000000003
[56048.470507] ? native_queued_spin_lock_slowpath+0x5d/0x1d0
[56048.470507] ? native_queued_spin_lock_slowpath+0x5d/0x1d0
[56048.470508] </NMI>
[56048.470508] _raw_spin_lock_irqsave+0x32/0x40
[56048.470509] lpfc_dmp_dbg.part.32+0x28/0x220 [lpfc]
[56048.470509] lpfc_cmpl_els_fdisc+0x145/0x460 [lpfc]
[56048.470509] lpfc_sli_cancel_jobs+0x92/0xd0 [lpfc]
[56048.470510] lpfc_els_flush_cmd+0x43c/0x670 [lpfc]
[56048.470510] lpfc_els_flush_all_cmd+0x37/0x60 [lpfc]
[56048.470510] lpfc_sli4_async_event_proc+0x956/0x1720 [lpfc]
[56048.470511] lpfc_do_work+0x1485/0x1d70 [lpfc]
[56048.470511] ? __schedule+0x280/0x700
[56048.470511] ? finish_wait+0x80/0x80
[56048.470512] ? lpfc_unregister_unused_fcf+0x80/0x80 [lpfc]
[56048.470512] kthread+0x112/0x130
[56048.470513] ? kthread_flush_work_fn+0x10/0x10
[56048.470513] ret_from_fork+0x1f/0x40
[root@ms-svr3-10-231-131-160 127.0.0.1-2021-11-20-05:14:30]#
[root@ms-svr3-10-231-131-160 127.0.0.1-2021-11-20-05:14:30]# cat
/etc/redhat-release
Red Hat Enterprise Linux release 8.3 (Ootpa)
[root@ms-svr3-10-231-131-160 127.0.0.1-2021-11-20-05:14:30]# cat
/sys/module/lpfc/version
0:14.0.390.2
[root@ms-svr3-10-231-131-160 127.0.0.1-2021-11-20-05:14:30]# cat
/sys/class/scsi_host/host*/modeldesc
Emulex LightPulse LPe32002-M2 2-Port 32Gb Fibre Channel Adapter
Emulex LightPulse LPe32002-M2 2-Port 32Gb Fibre Channel Adapter
[root@ms-svr3-10-231-131-160 127.0.0.1-2021-11-20-05:14:30]# cat
/sys/class/scsi_host/host*/fwrev
14.0.390.1, sli-4:2:c
14.0.390.1, sli-4:2:c
[root@ms-svr3-10-231-131-160 127.0.0.1-2021-11-20-05:14:30]# cat
/sys/class/fc_host/host*/port_name
0x10000090faf09459
0x10000090faf0945a
[root@ms-svr3-10-231-131-160 127.0.0.1-2021-11-20-05:14:30]#
HBA Attributes for 10:00:00:90:fa:f0:94:59
Host Name : ms-svr3-10-231-131-160
Manufacturer : Emulex Corporation
Serial Number : FC70793283
Model : LPe32002-M2
Model Desc : Emulex LightPulse LPe32002-M2 2-Port 32Gb
Fibre
Channel Adapter
Node WWN : 20 00 00 90 fa f0 94 59
Node Symname :
HW Version : 0000000c 00000001 00000000
FW Version : 14.0.390.1
Vendor Spec ID : 10DF
Number of Ports : 1
Driver Name : lpfc
Driver Version : 14.0.390.2; HBAAPI(I) v2.3.d, 07-12-10
Device ID : E300
HBA Type : LPe32002-M2
Operational FW : 14.0.390.1
IEEE Address : 00 90 fa f0 94 59
Boot Code : Enabled
Boot Version : 14.0.390.1
Board Temperature : Normal
Function Type : FC
Sub Device ID : E300
PCI Bus Number : 94
PCI Func Number : 0
Sub Vendor ID : 10DF
IPL Filename : H62LEX1
Service Processor FW Name : 14.0.390.1
ULP FW Name : 14.0.390.1
FC Universal BIOS Version : 14.0.390.1
FC x86 BIOS Version : 14.0.390.1
FC EFI BIOS Version : 14.0.388.0
FC FCODE Version : 14.0.386.0
Flash Firmware Version : 14.0.390.1
Secure Firmware : Enabled
[root@ms-svr3-10-231-131-160 log]# hbacmd portattrib
10:00:00:90:fa:f0:94:59
Port Attributes for 10:00:00:90:fa:f0:94:59
Node WWN : 20 00 00 90 fa f0 94 59
Port WWN : 10 00 00 90 fa f0 94 59
Port Symname :
Port FCID : 0000
Port Type : Unknown
Port State : Link Down
Port Service Type : 8
Port Supported FC4 : 00 00 01 00 00 00 00 01
00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00
Port Active FC4 : 00 00 01 00 00 00 00 01
00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00
Port Supported Speed : 8 16 32 Gbit/sec
Configured Port Speed : Auto Detect
Port Speed : Not Available
Max Frame Size : 2048
OS Device Name : /sys/class/scsi_host/host15
Num Discovered Ports : 0
Fabric Name : 00 00 00 00 00 00 00 00
Function Type : FC
FEC : Enabled
[Fixes]
The following patch will resolve the issue:
scsi: lpfc: Move cfg_log_verbose check before calling lpfc_dmp_dbg()
In an attempt to log message 0126 with LOG_TRACE_EVENT, the following hard
lockup call trace hangs the system.
[Testcase]
[root@ms-svr3-10-231-131-160 log]#
[reply] [-]Comment 3James Smart 2022-04-13 09:12:37 PDT
Patches pushed upstream 4/12/22:
https://lore.kernel.org/linux-
scsi/20220412222008.126521-1-jsmart2...@gmail.com/T/#t
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