abrt version: 2.0.1
architecture:   x86_64
cmdline:        ro root=UUID=6c5c20db-b4a4-45eb-a7b3-326dd7dd8a8c rd_NO_LUKS rd_NO_LVM rd_NO_MD rd_NO_DM LANG=en_US.UTF-8 SYSFONT=latarcyrheb-sun16 KEYTABLE=us rhgb quiet
component:      kernel
kernel:         2.6.38.6-27.fc15.x86_64
kernel_tainted: 128
os_release:     Fedora release 15 (Lovelock)
package:        kernel
reason:         BUG: unable to handle kernel paging request at ffff88022b499000
time:           Wed Jun  1 10:43:10 2011

backtrace:
:BUG: unable to handle kernel paging request at ffff88022b499000
:IP: [<ffff88022b499000>] 0xffff88022b499000
:PGD 1a04063 PUD b6c89067 PMD 800000022b4001e3 
:Oops: 0011 [#1] SMP 
:last sysfs file: /sys/devices/pci0000:00/0000:00:1d.0/class
:CPU 0 
:Modules linked in: nls_utf8 fuse vmnet ppdev parport_pc parport vmblock vsock vmci vmmon 8021q garp stp llc cpufreq_ondemand acpi_cpufreq freq_table mperf ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_intel snd_hda_codec arc4 ath9k snd_hwdep mac80211 snd_seq snd_seq_device snd_pcm ath9k_common ath9k_hw snd_timer xhci_hcd snd soundcore sparse_keymap uvcvideo videodev v4l2_compat_ioctl32 tg3 ath cfg80211 snd_page_alloc rfkill iTCO_wdt wmi iTCO_vendor_support i2c_i801 microcode joydev ipv6 sdhci_pci sdhci mmc_core usb_storage uas nouveau i915 ttm drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: scsi_wait_scan]
:Pid: 2196, comm: umount Not tainted 2.6.38.6-27.fc15.x86_64 #1 Acer Aspire 4750/Aspire 4750
:RIP: 0010:[<ffff88022b499000>]  [<ffff88022b499000>] 0xffff88022b499000
:RSP: 0018:ffff8801fcb4ba90  EFLAGS: 00010086
:RAX: 0000000000000000 RBX: ffff88022a6e86d0 RCX: 0000000000000010
:RDX: ffff88022b499000 RSI: 0000000000000000 RDI: ffff88022a6e86d0
:RBP: ffff8801fcb4ba98 R08: 0000000000000000 R09: ffff88020d907ae0
:R10: ffff88022a411400 R11: ffff8801ffad0030 R12: ffff8801fcb4bb40
:R13: 0000000000000000 R14: ffff88020d907ae0 R15: 0000000000000001
:FS:  00007f9a4089e820(0000) GS:ffff8800b6a00000(0000) knlGS:0000000000000000
:CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
:CR2: ffff88022b499000 CR3: 00000001fc5d9000 CR4: 00000000000406f0
:DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
:DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
:Process umount (pid: 2196, threadinfo ffff8801fcb4a000, task ffff8802195e9720)
:Stack:
: ffffffff812115fb ffff8801fcb4baf8 ffffffff81215cc9 ffff8801fcb4bab8
: 0000000000000000 00000010fcb4bb18 ffffffff8104df64 0000000000000001
: ffff88022a6e86d0 ffff8801fcb4bb40 0000000000000000 ffff88020d907ae0
:Call Trace:
: [<ffffffff812115fb>] ? elv_may_queue+0x1d/0x1f
: [<ffffffff81215cc9>] get_request+0x33/0x262
: [<ffffffff8104df64>] ? try_to_wake_up+0x214/0x226
: [<ffffffff81216891>] get_request_wait+0x35/0x193
: [<ffffffff81025369>] ? _flat_send_IPI_mask+0x7b/0x84
: [<ffffffff81475826>] ? _raw_spin_lock+0xe/0x10
: [<ffffffff81216a2e>] blk_get_request+0x3f/0x6e
: [<ffffffff812fc965>] scsi_execute+0x41/0x146
: [<ffffffff812fcb06>] scsi_execute_req+0x9c/0xce
: [<ffffffff812f8ba0>] ioctl_internal_command.constprop.1+0x6b/0x163
: [<ffffffff81150438>] ? inotify_remove_from_idr+0x1ee/0x1f0
: [<ffffffff812f8cf1>] scsi_set_medium_removal+0x59/0x94
: [<ffffffff8130b41d>] sr_lock_door+0x20/0x22
: [<ffffffff8132c634>] cdrom_release+0x195/0x205
: [<ffffffff8104127e>] ? should_resched+0xe/0x2d
: [<ffffffff814742d0>] ? _cond_resched+0xe/0x22
: [<ffffffff8130a3b1>] sr_block_release+0x30/0x4d
: [<ffffffff81149c0e>] __blkdev_put+0xc6/0x179
: [<ffffffff81149dc5>] blkdev_put+0x104/0x10c
: [<ffffffff811230d1>] kill_block_super+0x65/0x6a
: [<ffffffff8112330d>] deactivate_locked_super+0x26/0x4b
: [<ffffffff81123e76>] deactivate_super+0x37/0x3b
: [<ffffffff811387a8>] mntput_no_expire+0xcc/0xd1
: [<ffffffff811391df>] sys_umount+0x2ac/0x2da
: [<ffffffff81009bc2>] system_call_fastpath+0x16/0x1b
:Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00