abrt version: 2.0.3
architecture:   x86_64
cmdline:        ro root=/dev/mapper/vg_aj-lv_root rd_LVM_LV=vg_aj/lv_root rd_LVM_LV=vg_aj/lv_swap rd_NO_LUKS rd_NO_MD rd_NO_DM LANG=en_US.UTF-8 SYSFONT=latarcyrheb-sun16 KEYTABLE=us rhgb quiet
comment:        I'm not sure.
component:      kernel
global_uuid:    8839abd0902a30e7ee0408efb00c90498a24759a
kernel:         2.6.38.8-32.fc15.x86_64
kernel_tainted: 128
os_release:     Fedora release 15 (Lovelock)
package:        kernel
reason:         kernel BUG at drivers/md/md.c:6620!
time:           Sat Jul  9 14:00:57 2011

backtrace:
:kernel BUG at drivers/md/md.c:6620!
:invalid opcode: 0000 [#1] SMP 
:last sysfs file: /sys/devices/system/cpu/cpu7/cache/index2/shared_cpu_map
:CPU 0 
:Modules linked in: fuse 8021q garp stp llc cpufreq_ondemand acpi_cpufreq freq_table mperf ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 nf_conntrack_netbios_ns nf_conntrack_ftp ip6table_filter ip6_tables snd_hda_codec_hdmi snd_hda_codec_realtek usblp raid1 snd_hda_intel snd_hda_codec joydev snd_hwdep snd_seq snd_seq_device snd_pcm microcode snd_timer 8139too e1000e xhci_hcd i2c_i801 snd 8139cp mii soundcore iTCO_wdt serio_raw shpchp iTCO_vendor_support snd_page_alloc ipv6 i915 drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: scsi_wait_scan]
:Pid: 3312, comm: udisks-helper-m Not tainted 2.6.38.8-32.fc15.x86_64 #1                  /DH67CL
:RIP: 0010:[<ffffffff8137dfc7>]  [<ffffffff8137dfc7>] md_write_start+0x27/0x151
:RSP: 0018:ffff8801e6e27c08  EFLAGS: 00010246
:RAX: 0000000000000001 RBX: ffff880208d2b800 RCX: ffff8801ea003f00
:RDX: 0000000000000010 RSI: ffff8801ea003f00 RDI: ffff880208d2b800
:RBP: ffff8801e6e27c58 R08: 000000000000003f R09: 0000000000000000
:R10: 0000000000000001 R11: 0000000000000246 R12: ffff8801ea003f00
:R13: ffff880208ecd540 R14: ffff880208d2b800 R15: ffff880208d2b834
:FS:  00007f10db1b9720(0000) GS:ffff88001ee00000(0000) knlGS:0000000000000000
:CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
:CR2: 0000003db06d9370 CR3: 00000001eca48000 CR4: 00000000000406f0
:DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
:DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
:Process udisks-helper-m (pid: 3312, threadinfo ffff8801e6e26000, task ffff8801ea080000)
:Stack:
: ffff8801e6e27c18 ffffffff8122c8bc ffff8801e6e27c48 0000000000000246
: ffff8801e6e27c38 ffffffff8104127e ffff8801e6e27c48 ffff880208d2b800
: ffff8801ea003f00 ffff880208ecd540 ffff8801e6e27d18 ffffffffa0124218
:Call Trace:
: [<ffffffff8122c8bc>] ? radix_tree_lookup_slot+0xe/0x10
: [<ffffffff8104127e>] ? should_resched+0xe/0x2d
: [<ffffffffa0124218>] make_request+0x49/0x72a [raid1]
: [<ffffffff814759c4>] ? _raw_spin_unlock_irqrestore+0x17/0x19
: [<ffffffff8122101b>] ? throtl_charge_bio+0x3b/0x3d
: [<ffffffff8137a719>] md_make_request+0xd4/0x1cd
: [<ffffffff81111757>] ? kmem_cache_alloc+0x90/0x105
: [<ffffffff81215928>] generic_make_request+0x2ae/0x328
: [<ffffffff810da079>] ? mempool_alloc_slab+0x15/0x17
: [<ffffffff81215a80>] submit_bio+0xde/0xfd
: [<ffffffff81148155>] ? bio_alloc_bioset+0x4c/0xc3
: [<ffffffff8121823f>] blkdev_issue_flush+0x8f/0xcf
: [<ffffffff8114962b>] blkdev_fsync+0x3b/0x5b
: [<ffffffff8114266c>] vfs_fsync_range+0x58/0x78
: [<ffffffff811426ee>] vfs_fsync+0x1c/0x1e
: [<ffffffff811428fa>] sys_fsync+0x29/0x3c
: [<ffffffff81009bc2>] system_call_fastpath+0x16/0x1b
:Code: ff ff 5d c3 55 48 89 e5 41 55 41 54 53 48 83 ec 38 0f 1f 44 00 00 f6 46 20 01 48 89 fb 0f 84 27 01 00 00 8b 47 38 83 f8 01 75 02 <0f> 0b 45 31 e4 83 f8 02 75 2a c7 47 38 00 00 00 00 f0 80 8f a8 
:RIP  [<ffffffff8137dfc7>] md_write_start+0x27/0x151
: RSP <ffff8801e6e27c08>