Hello,
I'm seeing the following messages on FC4, kernel 2.6.14-1.1653_FC4smp:
Dec 27 20:55:13 uber1 kernel:
Debug: sleeping function called from invalid context at kernel/workqueue.c:264 in_atomic():1, irqs_disabled():1
[<c013013c>] flush_workqueue+0x13/0x71
[<f8831945>] fc_remote_port_unblock+0x5f/0x81 [scsi_transport_fc]
[<f889e9b9>] qla2x00_send_login_iocb_cb+0x22f/0x772 [qla2xxx]
[<c0128dc3>] try_to_del_timer_sync+0x45/0x4d
[<f889f535>] qla2x00_process_iodesc+0x74/0x110 [qla2xxx]
[<f8896e41>] qla2x00_process_response_queue+0xa3/0x1a9 [qla2xxx]
[<f8896282>] qla2300_intr_handler+0x291/0x2d4 [qla2xxx]
[<c012946d>] do_timer+0x43/0xea
[<c01434bd>] handle_IRQ_event+0x2e/0x5a
[<c0143574>] __do_IRQ+0x8b/0xe7
[<c0105ade>] do_IRQ+0x4e/0x86
=======================
[<c0319bdc>] schedule+0x53c/0xc83
[<c01043da>] common_interrupt+0x1a/0x20
[<c0101b81>] mwait_idle+0x25/0x43
[<c021474b>] acpi_processor_idle+0xf0/0x291
[<c0101a14>] cpu_idle+0x4e/0x63
Dec 27 20:55:53 uber1 kernel:
Debug: sleeping function called from invalid context at kernel/workqueue.c:264 in_atomic():1, irqs_disabled():1
[<c013013c>] flush_workqueue+0x13/0x71
[<f8831945>] fc_remote_port_unblock+0x5f/0x81 [scsi_transport_fc]
[<f889e9b9>] qla2x00_send_login_iocb_cb+0x22f/0x772 [qla2xxx]
[<c0128dc3>] try_to_del_timer_sync+0x45/0x4d
[<f889f535>] qla2x00_process_iodesc+0x74/0x110 [qla2xxx]
[<f8896e41>] qla2x00_process_response_queue+0xa3/0x1a9 [qla2xxx]
[<f8896282>] qla2300_intr_handler+0x291/0x2d4 [qla2xxx]
[<c012946d>] do_timer+0x43/0xea
[<c01434bd>] handle_IRQ_event+0x2e/0x5a
[<c0143574>] __do_IRQ+0x8b/0xe7
[<c0105ade>] do_IRQ+0x4e/0x86
=======================
[<c011616c>] smp_apic_timer_interrupt+0xc1/0xca
[<c01043da>] common_interrupt+0x1a/0x20
[<c0101b81>] mwait_idle+0x25/0x43
[<c021474b>] acpi_processor_idle+0xf0/0x291
[<c0101a14>] cpu_idle+0x4e/0x63
Dec 27 20:55:58 uber1 kernel:
Debug: sleeping function called from invalid context at kernel/workqueue.c:264 in_atomic():1, irqs_disabled():1
[<c013013c>] flush_workqueue+0x13/0x71
[<f8831945>] fc_remote_port_unblock+0x5f/0x81 [scsi_transport_fc]
[<f889e9b9>] qla2x00_send_login_iocb_cb+0x22f/0x772 [qla2xxx]
[<c0128dc3>] try_to_del_timer_sync+0x45/0x4d
[<f889f535>] qla2x00_process_iodesc+0x74/0x110 [qla2xxx]
[<f8896e41>] qla2x00_process_response_queue+0xa3/0x1a9 [qla2xxx]
[<f8896282>] qla2300_intr_handler+0x291/0x2d4 [qla2xxx]
[<c012946d>] do_timer+0x43/0xea
[<c01434bd>] handle_IRQ_event+0x2e/0x5a
[<c0143574>] __do_IRQ+0x8b/0xe7
[<c0105ade>] do_IRQ+0x4e/0x86
=======================
[<c011616c>] smp_apic_timer_interrupt+0xc1/0xca
[<c01043da>] common_interrupt+0x1a/0x20
[<c0101b81>] mwait_idle+0x25/0x43
[<c021474b>] acpi_processor_idle+0xf0/0x291
[<c0101a14>] cpu_idle+0x4e/0x63
hardware is IBM HS20 blade on FC SAN, actually 2 of them, both have the same debug messages in dmesg.
[root@uber2 ~]# lspci -tv
-[0000:00]-+-00.0 Intel Corporation E7520 Memory Controller Hub
+-00.1 Intel Corporation E7525/E7520 Error Reporting Registers
+-03.0-[0000:04-06]--+-00.0-[0000:06]--+-01.0 QLogic Corp. QLA2312 Fibre Channel Adapter
| | \-01.1 QLogic Corp. QLA2312 Fibre Channel Adapter
| \-00.2-[0000:05]--+-01.0 Broadcom Corporation NetXtreme BCM5704S Gigabit Ethernet
| \-01.1 Broadcom Corporation NetXtreme BCM5704S Gigabit Ethernet
+-08.0 Intel Corporation E7525/E7520/E7320 Extended Configuration Registers
+-1c.0-[0000:02]--
+-1d.0 Intel Corporation 6300ESB USB Universal Host Controller
+-1d.1 Intel Corporation 6300ESB USB Universal Host Controller
+-1d.4 Intel Corporation 6300ESB Watchdog Timer
+-1d.5 Intel Corporation 6300ESB I/O Advanced Programmable Interrupt Controller
+-1e.0-[0000:01]----01.0 ATI Technologies Inc Radeon RV100 QY [Radeon 7000/VE]
+-1f.0 Intel Corporation 6300ESB LPC Interface Controller
+-1f.1 Intel Corporation 6300ESB PATA Storage Controller
\-1f.3 Intel Corporation 6300ESB SMBus Controller
[root@uber2 ~]# lsmod
Module Size Used by
iptable_filter 7105 1
ip_tables 25409 1 iptable_filter
lock_dlm 46052 1
gfs 277764 1
lock_harness 8360 2 lock_dlm,gfs
dlm 122188 5 lock_dlm
cman 138144 18 lock_dlm,dlm
ipv6 270753 60
8021q 24649 0
joydev 13569 0
usb_storage 78857 0
video 20165 0
button 10705 0
battery 13509 0
ac 8901 0
uhci_hcd 36817 0
i6300esb 11237 0
i2c_i801 13133 0
i2c_core 26177 1 i2c_i801
shpchp 97285 0
tg3 102469 0
dm_snapshot 21741 0
dm_zero 6081 0
dm_mirror 26389 0
ext3 135241 2
jbd 61909 1 ext3
dm_mod 60893 7 dm_snapshot,dm_zero,dm_mirror
qla2300 128449 0
qla2xxx 128029 6 qla2300
scsi_transport_fc 31937 1 qla2xxx
sd_mod 22593 7
scsi_mod 139753 4 usb_storage,qla2xxx,scsi_transport_fc,sd_mod
[root@uber2 ~]# modinfo qla2300|grep -v parm
filename:
/lib/modules/2.6.14-1.1653_FC4smp/kernel/drivers/scsi/qla2xxx/qla2300.ko
author: QLogic Corporation
description: QLogic ISP23xx FC-SCSI Host Bus Adapter driver
license: GPL
version: 8.01.00-k
vermagic: 2.6.14-1.1653_FC4smp SMP 686 REGPARM 4KSTACKS gcc-4.0
depends: qla2xxx
alias: pci:v00001077d00002300sv*sd*bc*sc*i*
alias: pci:v00001077d00002312sv*sd*bc*sc*i*
srcversion: A6E429254F038C2CF57F042
[root@uber2 ~]# modinfo qla2xxx|grep -v parm
filename:
/lib/modules/2.6.14-1.1653_FC4smp/kernel/drivers/scsi/qla2xxx/qla2xxx.ko
author: QLogic Corporation
description: QLogic Fibre Channel HBA Driver
license: GPL
version: 8.01.00-k
vermagic: 2.6.14-1.1653_FC4smp SMP 686 REGPARM 4KSTACKS gcc-4.0
depends: scsi_mod,scsi_transport_fc
alias: pci:v00001077d00002422sv*sd*bc*sc*i*
alias: pci:v00001077d00002432sv*sd*bc*sc*i*
srcversion: 885A179A1C9B0CDBDB1CC1C
[root@uber2 ~]#
I cannot reproduce what happened (no idea how) but I'm willing to
help you debug this in any way I can. Please CC me as I'm not on the list.
Thank you,
--
Catalin Muresan
ASTRAL Internet NOC
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