https://bugzilla.novell.com/show_bug.cgi?id=384800
User delder@novacoast.com added comment
https://bugzilla.novell.com/show_bug.cgi?id=384800#c7
--- Comment #7 from Dan Elder 2008-05-26 08:54:16 MDT ---
I can confirm that with the latest kernel this is still causes a system crash.
Here's the logs prior to unplugging or powering off the connected firewire
device:
delder:~ # uname -a
Linux delder 2.6.25.4-6-default #1 SMP 2008-05-23 14:08:04 +0200 x86_64 x86_64
x86_64 GNU/Linux
May 26 07:50:20 delder klogd: ieee1394: The root node is not cycle master
capable; selecting a new root node and resetting...
May 26 07:50:20 delder klogd: ieee1394: Node added: ID:BUS[0-00:1023]
GUID[004026021401d860]
May 26 07:50:20 delder klogd: ieee1394: Node changed: 0-00:1023 -> 0-01:1023
May 26 07:50:20 delder klogd: scsi5 : SBP-2 IEEE-1394
May 26 07:50:21 delder klogd: ieee1394: sbp2: Logged into SBP-2 device
May 26 07:50:21 delder klogd: ieee1394: sbp2: Node 0-00:1023: Max speed [S400]
- Max payload [2048]
May 26 07:50:27 delder klogd: ieee1394: sbp2: aborting sbp2 command
May 26 07:50:27 delder klogd: scsi 5:0:0:0: CDB: Inquiry: 12 00 00 00 24 00
May 26 07:50:51 delder klogd: martian source 255.255.255.255 from 172.16.99.70,
on dev wlan0
May 26 07:50:51 delder klogd: ll header:
ff:ff:ff:ff:ff:ff:00:16:3e:25:2d:8e:08:00
May 26 07:50:57 delder klogd: ieee1394: sbp2: aborting sbp2 command
May 26 07:50:57 delder klogd: scsi 5:0:0:0: CDB: Test Unit Ready: 00 00 00 00
00 00
May 26 07:50:57 delder klogd: ieee1394: sbp2: hpsb_node_write failed.
May 26 07:50:57 delder klogd:
May 26 07:50:57 delder klogd: ieee1394: sbp2: reset requested
May 26 07:50:57 delder klogd: ieee1394: sbp2: generating sbp2 fetch agent reset
May 26 07:50:57 delder klogd: ieee1394: sbp2: hpsb_node_write failed.
May 26 07:50:57 delder klogd:
May 26 07:50:57 delder klogd: ieee1394: sbp2: Bus reset in progress - rejecting
command
May 26 07:50:57 delder klogd: scsi 5:0:0:0: Device offlined - not ready after
error recovery
May 26 07:50:57 delder klogd: ieee1394: sbp2: scsi_add_device failed
May 26 07:50:57 delder klogd: BUG: unable to handle kernel NULL pointer
dereference at 0000000000000050
May 26 07:50:57 delder klogd: IP: [<ffffffff886cc31c>]
:sbp2:sbp2_update+0x15/0x1df
May 26 07:50:57 delder klogd: PGD 0
May 26 07:50:57 delder klogd: Oops: 0000 [1] SMP
May 26 07:50:57 delder klogd: last sysfs file:
/sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq
May 26 07:50:57 delder klogd: CPU 0
May 26 07:50:57 delder klogd: Modules linked in: sbp2 xt_pkttype xt_physdev
ppdev parport_pc parport i915 drm tun binfmt_misc snd_pcm_oss snd_mixer_oss
snd_seq snd_seq_device af_packet ip6t_REJECT nf_conntrack_ipv6 ipt_REJECT
xt_state iptable_mangle iptable_nat nf_nat bridge iptable_filter bnep
ip6table_mangle nf_conntrack_netbios_ns nf_conntrack_ipv4 nf_conntrack
ip_tables cpufreq_conservative cpufreq_userspace cpufreq_powersave acpi_cpufreq
ip6table_filter ip6_tables x_tables ipv6 microcode fuse loop dm_mod rfcomm
l2cap arc4 ecb btusb(F) pcmcia crypto_blkcipher snd_hda_intel snd_pcm rtc_cmos
iwl3945 snd_timer hci_usb rtc_core yenta_socket snd_page_alloc usbhid
firmware_class ohci1394 rsrc_nonstatic snd_hwdep video i2c_i801 rtc_lib sdhci
mac80211 battery bluetooth hid joydev intel_agp ieee1394 iTCO_wdt snd wmi
pcmcia_core sr_mod thinkpad_acpi output ricoh_mmc mmc_core button ac e1000e
i2c_core sg cdrom iTCO_vendor_support soundcore cfg80211 ff_memless uinput
sd_mod ehci_hcd uhci_hcd usbcore edd ext3 mbcache jb
May 26 07:50:57 delder klogd: d fan ata_piix ahci libata scsi_mod dock thermal
processor
May 26 07:50:57 delder klogd: Pid: 1439, comm: knodemgrd_0 Tainted: GF N
2.6.25.4-6-default #1
May 26 07:50:57 delder klogd: RIP: 0010:[<ffffffff886cc31c>]
[<ffffffff886cc31c>] :sbp2:sbp2_update+0x15/0x1df
May 26 07:50:57 delder klogd: RSP: 0018:ffff810138d5bcf0 EFLAGS: 00010286
May 26 07:50:57 delder klogd: RAX: 0000000000000000 RBX: 0000000000000000 RCX:
0000000000000008
May 26 07:50:57 delder klogd: RDX: ffffffff8827b88a RSI: ffff810136342000 RDI:
ffff810136341000
May 26 07:50:57 delder klogd: RBP: ffff810138d5bd10 R08: ffff810138d5bdc4 R09:
0000000000000000
May 26 07:50:57 delder klogd: R10: 000000046dbdb83e R11: 0000000000000000 R12:
ffff810136341288
May 26 07:50:57 delder klogd: R13: ffffffff886d1228 R14: ffff810136341000 R15:
ffffffff8828ed48
May 26 07:50:57 delder klogd: FS: 0000000000000000(0000)
GS:ffffffff80633000(0000) knlGS:0000000000000000
May 26 07:50:57 delder klogd: CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b
May 26 07:50:57 delder klogd: CR2: 0000000000000050 CR3: 0000000000201000 CR4:
00000000000006e0
May 26 07:50:57 delder klogd: DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
May 26 07:50:57 delder klogd: DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7:
0000000000000400
May 26 07:50:57 delder klogd: Process knodemgrd_0 (pid: 1439, threadinfo
ffff810138d5a000, task ffff8101391c26c0)
May 26 07:50:57 delder klogd: Stack: 0000000000000000 ffff810138d5bd30
ffffffff8827b88a ffff8101363411a8
May 26 07:50:57 delder klogd: ffff810138d5bd40 ffffffff8827b8e9
00000000ffffffea ffff810136341288
May 26 07:50:57 delder klogd: ffffffff8828ecc0 ffffffff8828edd0
ffff810138d5bd90 ffffffff803a1997
May 26 07:50:57 delder klogd: Call Trace:
May 26 07:50:57 delder klogd: [<ffffffff8827b8e9>]
:ieee1394:__nodemgr_update_pdrv+0x5f/0x92
May 26 07:50:57 delder klogd: [<ffffffff803a1997>]
class_for_each_device+0x7d/0xd5
May 26 07:50:57 delder klogd: [<ffffffff8827c605>]
:ieee1394:nodemgr_probe_ne+0x2cb/0x2e3
May 26 07:50:57 delder klogd: [<ffffffff8827c64f>]
:ieee1394:__nodemgr_node_probe+0x32/0x56
May 26 07:50:57 delder klogd: [<ffffffff803a1997>]
class_for_each_device+0x7d/0xd5
May 26 07:50:57 delder klogd: [<ffffffff8827c171>]
:ieee1394:nodemgr_host_thread+0x7bd/0x8eb
May 26 07:50:57 delder klogd: [<ffffffff8024b331>] kthread+0x49/0x76
May 26 07:50:57 delder klogd: [<ffffffff8020d058>] child_rip+0xa/0x12
May 26 07:50:57 delder klogd:
May 26 07:50:57 delder klogd:
May 26 07:50:57 delder klogd: Code: 31 c0 e8 b3 47 d8 f7 31 c0 48 83 c4 30 5b
41 5c 41 5d 41 5e c9 c3 55 b9 08 00 00 00 48 89 e5 53 48 83 ec 18 48 8b 9f d8
01 00 00 <48> 8b 43 50 48 8b b3 e0 00 00 00 c7 00 00 00 00 00 48 8b 43 50
May 26 07:50:57 delder klogd: RIP [<ffffffff886cc31c>]
:sbp2:sbp2_update+0x15/0x1df
May 26 07:50:57 delder klogd: RSP <ffff810138d5bcf0>
May 26 07:50:57 delder klogd: CR2: 0000000000000050
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