During rmmod lpfc with 2.6.12.2 i have this crash :
Sep 27 14:30:55 je kernel: Unable to handle kernel
NULL pointer dereference at
virtual address 00000004
Sep 27 14:30:55 je kernel: printing eip:
Sep 27 14:30:55 je kernel: c0149415
Sep 27 14:30:55 je kernel: *pde = 3725a001
Sep 27 14:30:55 je kernel: Oops: 0002 [#1]
Sep 27 14:30:55 je kernel: SMP
Sep 27 14:30:55 je kernel: Modules linked in: md5 ipv6
parport_pc lp parport
autofs4 i2c_dev i2c_core sunrpc ipt_REJECT ipt_ state
ip_conntrack
iptable_filter ip_tables dm_mod video button battery
ac uhci_hcd ehci_hcd
hw_random tg3 floppy ext3 jbd s csi_transport_fc cciss
sd_mod scsi_mod
Sep 27 14:30:55 je kernel: CPU: 0
Sep 27 14:30:55 je kernel: EIP: 0060:[<c0149415>]
Not tainted VLI
Sep 27 14:30:55 je kernel: EFLAGS: 00010006
(2.6.12-Test_LPFC)
Sep 27 14:30:55 je kernel: EIP is at
free_block+0x6a/0xd5
Sep 27 14:30:55 je kernel: eax: 00000000 ebx:
f76a6000 ecx: f76a6180
edx: f7d1e000
Sep 27 14:30:55 je kernel: esi: f7fff680 edi:
0000000d ebp: 0000001e
esp: c54a1efc
Sep 27 14:30:55 je kernel: ds: 007b es: 007b ss:
0068
Sep 27 14:30:55 je kernel: Process events/0 (pid: 10,
threadinfo=c54a1000
task=f7fefa80)
Sep 27 14:30:55 je kernel: Stack: f7fff6a8 f7ff7010
f7ff7010 f7ff7000 0000001e
f7fff680 c0149a2b f7fff7a8
Sep 27 14:30:55 je kernel: f7fff680 00000004
f7fff6d0 c0149bbf f7fff7a8
f7fff704 00000292 00000000
Sep 27 14:30:55 je kernel: c548e400 c539a104
00000292 c012fb6d 00000000
000f41fb c03aafd0 c548e428
Sep 27 14:30:55 je kernel: Call Trace:
Sep 27 14:30:55 je kernel: [<c0149a2b>]
drain_array_locked+0x45/0x77
Sep 27 14:30:55 je kernel: [<c0149bbf>]
cache_reap+0x162/0x1c7
Sep 27 14:30:55 je kernel: [<c012fb6d>]
worker_thread+0x1b0/0x23a
Sep 27 14:30:55 je kernel: [<c0149a5d>]
cache_reap+0x0/0x1c7
Sep 27 14:30:55 je kernel: [<c011cfcf>]
default_wake_function+0x0/0xc
Sep 27 14:30:55 je kernel: [<c011cfcf>]
default_wake_function+0x0/0xc
Sep 27 14:30:55 je kernel: [<c012f9bd>]
worker_thread+0x0/0x23a
Sep 27 14:30:55 je kernel: [<c0133650>]
kthread+0x8a/0xb2
Sep 27 14:30:55 je kernel: [<c01335c6>]
kthread+0x0/0xb2
Sep 27 14:30:55 je kernel: [<c01023d1>]
kernel_thread_helper+0x5/0xb
Sep 27 14:30:55 je kernel: Code: 43 04 83 c7 01 39 ef
7d 71 8b 44 24 04 8b 15
10 06 42 c0 8b 0c b8 8d 81 00 00 00 40 c1 e8 0 c c1 e0
05 8b 5c 10 1c 8b 53 04
8b 03 <89> 50 04 89 02 c7 43 04 00 02 20 00 2b 4b 0c
c7 03 00 01 10 00
The system is a proliant G4 smp 2 P4 HT with 8 Gb of
ram but compiled with 4Gb for High memory support. The
kernel is a kernel.org and the lpfc module was
compiled into the source tree kernel.
Best regards
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