[katzj@aglarond ~]$ uname -a
Linux aglarond.local 2.6.26-0.54.rc4.git5.fc10.i686 #1 SMP Tue Jun 3 23:22:19
EDT 2008 i686 i686 i386 GNU/Linux

BUG: unable to handle kernel paging request at ec393fac
IP: [<f89f0c34>] :scsi_mod:scsi_bus_uevent+0x1/0x17
*pde = 2d603163 *pte = 2c393160 
Oops: 0000 [#1] SMP DEBUG_PAGEALLOC
Modules linked in: tun nls_utf8 loop vfat fat usb_storage bnep rfcomm l2cap
bluetooth i915 drm ipt_MASQUERADE iptable_nat nf_nat bridge fuse ipt_REJECT
nf_conntrack_ipv4 iptable_filter ip_tables ip6t_REJECT xt_tcpudp
nf_conntrack_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables x_tables ipv6
cpufreq_ondemand acpi_cpufreq uinput kvm_intel kvm thinkpad_acpi hwmon nsc_ircc
irda crc_ccitt battery ac bay sg snd_hda_intel video output snd_seq_dummy
pata_acpi sdhci firewire_ohci mmc_core firewire_core snd_seq_oss crc_itu_t
snd_seq_midi_event snd_seq ata_piix arc4 ecb snd_seq_device snd_pcm_oss button
snd_mixer_oss snd_pcm i2c_i801 i2c_core snd_timer e1000e snd_page_alloc
snd_hwdep ata_generic snd iTCO_wdt soundcore iTCO_vendor_support iwl3945
mac80211 cfg80211 ahci libata sd_mod scsi_mod sha256_generic cbc aes_i586
aes_generic dm_crypt crypto_blkcipher dm_snapshot dm_zero dm_mirror dm_log
dm_mod ext3 jbd mbcache uhci_hcd ohci_hcd ehci_hcd [last unloaded: pcspkr]

Pid: 23737, comm: scsi_scan_13 Not tainted (2.6.26-0.54.rc4.git5.fc10.i686 #1)
EIP: 0060:[<f89f0c34>] EFLAGS: 00010286 CPU: 1
EIP is at scsi_bus_uevent+0x1/0x17 [scsi_mod]
EAX: ec394014 EBX: ec394014 ECX: f89f0c33 EDX: ec3d6120
ESI: ec3d6120 EDI: ec3d6120 EBP: f6b23f20 ESP: f6b23f10
 DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
Process scsi_scan_13 (pid: 23737, ti=f6b23000 task=ed75df80 task.ti=f6b23000)
Stack: f6b23f20 c057423c c05741ae 00000000 f6b23f60 c0501fa1 00000000 ec3940fc 
       f5da4c60 c072419f f89faea9 f7898120 c075a7ec ec394014 00000000 f6b23f54 
       c06437d8 ec394120 ec394014 00000000 f6b23f68 c050214e f6b23f94 c0574b81 
Call Trace:
 [<c057423c>] ? dev_uevent+0x8e/0xca
 [<c05741ae>] ? dev_uevent+0x0/0xca
 [<c0501fa1>] ? kobject_uevent_env+0x14d/0x2f0
 [<c06437d8>] ? mutex_unlock+0x8/0xa
 [<c050214e>] ? kobject_uevent+0xa/0xc
 [<c0574b81>] ? device_add+0x293/0x3cd
 [<f89f101a>] ? scsi_sysfs_add_sdev+0x48/0x200 [scsi_mod]
 [<f89e82d0>] ? __scsi_iterate_devices+0x48/0x5f [scsi_mod]
 [<f89efff8>] ? do_scan_async+0x76/0x126 [scsi_mod]
 [<f89eff82>] ? do_scan_async+0x0/0x126 [scsi_mod]
 [<c043b713>] ? kthread+0x3b/0x61
 [<c043b6d8>] ? kthread+0x0/0x61
 [<c04058fb>] ? kernel_thread_helper+0x7/0x10
 =======================
Code: 56 53 89 c3 8b b0 58 01 00 00 8b 80 28 ff ff ff e8 ea 68 b0 c7 85 f6 74 0b
8b 56 14 85 d2 74 04 89 d8 ff d2 31 c0 5b 5e 5d c3 55 <0f> be 40 98 89 e5 50 68
08 ae 9f f8 52 e8 6e 11 b1 c7 31 c0 c9 
EIP: [<f89f0c34>] scsi_bus_uevent+0x1/0x17 [scsi_mod] SS:ESP 0068:f6b23f10
---[ end trace 1ffce7908f594452 ]---