Public bug reported:
Description: Ubuntu 9.10
Release: 9.10 updated before confirming and filing bug
Ubuntu 2.6.31-19.56-generic-pae
qla2xx reports a problem when loaded while connected to switch and JBOD
is not accessible. Ehen bypassing switch connecting directly to JBOD it
works OK. Problem is repeatable.
Feb 15 14:12:11 lab1-ubuntu kernel: [ 317.334989] BUG: unable to handle kernel
NULL pointer dereference at (null)
Feb 15 14:12:11 lab1-ubuntu kernel: [ 317.335145] IP: [<f86a666c>]
qla2x00_prep_ms_fdmi_iocb+0x2c/0xd0 [qla2xxx]
Feb 15 14:12:11 lab1-ubuntu kernel: [ 317.335310] *pdpt = 000000002f115001
*pde = 000000003e0a7067
Feb 15 14:12:11 lab1-ubuntu kernel: [ 317.335443] Oops: 0002 [#1] SMP
On FC switch (Brocade 3200)
Switch:admin> Feb 15 14:49:00.333 port 1: FLOGI 0x0101ef cos=0x8 bb_credit=0
df_size=1024 cf=0x800
Feb 15 14:49:00.366 port 1: PLOGI s_id=0x101ef d_id=0xfffffc cos=0x8
df_size=1024
Feb 15 14:49:00.683 port 1: PLOGI s_id=0x101ef d_id=0xfffffa cos=0x8
df_size=1024
HBA is registered in FC nameserver after crash
00:14.0 SCSI storage controller [0100]: QLogic Corp. QLA2100 64-bit Fibre
Channel Adapter [1077:2100] (rev 03)
Subsystem: QLogic Corp. Device [1077:0001]
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop- ParErr+
Stepping- SERR+ FastB2B- DisINTx-
Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 32, Cache Line Size: 32 bytes
Interrupt: pin A routed to IRQ 11
Region 0: I/O ports at e800 [size=256]
Region 1: Memory at ed104000 (32-bit, non-prefetchable) [size=4K]
[virtual] Expansion ROM at 40020000 [disabled] [size=64K]
Kernel driver in use: qla2xxx
Kernel modules: qla2xxx
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
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qla2xxx crashes when connected to FC switch
https://bugs.launchpad.net/bugs/522121
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