abrt version: 2.0.1
architecture:   i686
cmdline:        ro root=/dev/mapper/mainvolume-rootvol rd_LVM_LV=mainvolume/rootvol rd_NO_LUKS rd_NO_MD rd_NO_DM LANG=en_US.UTF-8 SYSFONT=latarcyrheb-sun16 KEYTABLE=us
comment:        Unplugging USB drive at the time
component:      kernel
kernel:         2.6.38.7-30.fc15.i686.PAE
kernel_tainted: 640
os_release:     Fedora release 15 (Lovelock)
package:        kernel
reason:         BUG: unable to handle kernel paging request at 32f02000
time:           Sun Jun 12 13:50:32 2011

backtrace:
:BUG: unable to handle kernel paging request at 32f02000
:IP: [<c05e4975>] __percpu_counter_add+0xe/0x6d
:*pdpt = 0000000030a2f001 *pde = 0000000000000000 
:Oops: 0000 [#1] SMP 
:last sysfs file: /sys/devices/pci0000:00/0000:00:1d.7/usb2/idProduct
:Modules linked in: tcp_lp fuse ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle bridge stp llc sunrpc cpufreq_ondemand acpi_cpufreq mperf ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables xts gf128mul dm_crypt virtio_net kvm_intel kvm snd_hda_codec_analog arc4 iwl3945 iwlcore mac80211 snd_hda_intel snd_hda_codec snd_hwdep snd_seq snd_seq_device snd_pcm r852 microcode cfg80211 btusb sm_common nand nand_ids nand_ecc mtd iTCO_wdt bluetooth joydev i2c_i801 snd_timer iTCO_vendor_support snd_page_alloc wmi thinkpad_acpi e1000e rfkill snd soundcore ipv6 sdhci_pci firewire_ohci sdhci mmc_core firewire_core yenta_socket crc_itu_t uas usb_storage i915 drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: scsi_wait_scan]
:Pid: 3180, comm: umount Tainted: G        W   2.6.38.7-30.fc15.i686.PAE #1 LENOVO 6464Y1E/6464Y1E
:EIP: 0060:[<c05e4975>] EFLAGS: 00010096 CPU: 0
:EIP is at __percpu_counter_add+0xe/0x6d
:EAX: 00000000 EBX: f69ac0e8 ECX: 00000000 EDX: 00000001
:ESI: f421d2a0 EDI: 00000000 EBP: ed1d9e2c ESP: ed1d9e14
: DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
:Process umount (pid: 3180, ti=ed1d8000 task=edf08000 task.ti=ed1d8000)
:Stack:
: ed1d9e44 edf11800 ed1d9e44 ffffffff f421d2a0 00000000 ed1d9e3c c04b93b7
: 00000010 edf08000 ed1d9e54 c04b9bad 00000001 00000000 f6c88b48 f421d2a0
: ed1d9e68 c050c070 f421d2a0 edf11800 ec8272a0 ed1d9e74 c050c11b 00000000
:Call Trace:
: [<c04b93b7>] __add_bdi_stat+0x33/0x37
: [<c04b9bad>] account_page_dirtied+0x52/0x70
: [<c050c070>] __set_page_dirty+0x56/0x8a
: [<c050c11b>] mark_buffer_dirty+0x77/0x7a
: [<c05624b8>] ext4_commit_super+0x16c/0x1b7
: [<c0562653>] save_error_info+0x1c/0x1f
: [<c05638e3>] __ext4_abort+0x22/0xd5
: [<c04590f1>] ? autoremove_wake_function+0x0/0x39
: [<c0563a2f>] ext4_put_super+0x99/0x2c4
: [<c04ff6e1>] ? evict_inodes+0xb1/0xb9
: [<c04ef34b>] generic_shutdown_super+0x58/0xb8
: [<c04ef3cd>] kill_block_super+0x22/0x60
: [<c04ef5de>] deactivate_locked_super+0x1f/0x40
: [<c04eff6f>] deactivate_super+0x2e/0x31
: [<c0501b1c>] mntput_no_expire+0xb5/0xb9
: [<c05023ba>] sys_umount+0x270/0x297
: [<c04f5422>] ? path_put+0x1a/0x1d
: [<c040969f>] sysenter_do_call+0x12/0x28
:Code: d4 8d a4 c0 89 f0 e8 56 b1 ff ff b8 c0 8d a4 c0 e8 04 39 20 00 31 d2 5b 89 d0 5e 5d c3 55 89 e5 57 56 53 89 c3 83 ec 0c 8b 40 14 
:EIP: [<c05e4975>] __percpu_counter_add+0xe/0x6d SS:ESP 0068:ed1d9e14
:CR2: 0000000032f02000