abrt version: 2.0.3
architecture:   i686
cmdline:        ro root=UUID=ea0937eb-db45-4751-855c-73da5da99448 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:         undefined
kernel_tainted: 512
kernel_tainted_long: Taint on warning.
os_release:     Fedora release 15 (Lovelock)
package:        kernel
reason:         WARNING: at lib/dma-debug.c:875 check_for_stack+0x8d/0xbf()
reported_to:    kerneloops: URL=http://submit.kerneloops.org/submitoops.php
time:           Sun Jun 26 01:52:19 2011

backtrace:
:WARNING: at lib/dma-debug.c:875 check_for_stack+0x8d/0xbf()
:Hardware name: Inspiron 1011
:ehci_hcd 0000:00:1d.7: DMA-API: device driver maps memory fromstack [addr=f65e1d38]
:Modules linked in: ums_realtek(+) usb_storage i915 drm_kms_helper drm i2c_algo_bit i2c_core video
:Pid: 229, comm: modprobe Not tainted 3.0-0.rc4.git3.1.fc16.i686 #1
:Call Trace:
: [<c043ecb8>] warn_slowpath_common+0x7c/0x91
: [<c060905d>] ? check_for_stack+0x8d/0xbf
: [<c060905d>] ? check_for_stack+0x8d/0xbf
: [<c043ed58>] warn_slowpath_fmt+0x33/0x35
: [<c060905d>] check_for_stack+0x8d/0xbf
: [<c060928d>] debug_dma_map_page+0xee/0x103
: [<c06fb4e5>] dma_map_single_attrs.constprop.7+0x89/0x93
: [<c06fb740>] usb_hcd_map_urb_for_dma+0x251/0x2cc
: [<c045d307>] ? sched_clock_cpu+0x134/0x144
: [<c06fbdeb>] usb_hcd_submit_urb+0x630/0x719
: [<c046b9e9>] ? mark_held_locks+0x3b/0x57
: [<c0468b8b>] ? lock_is_held+0x73/0x7b
: [<c04728ff>] ? rcu_read_lock_held+0x22/0x24
: [<c047294e>] ? __module_address+0x4d/0x7c
: [<c06fcaa7>] usb_submit_urb+0x2cc/0x2df
: [<c0468ebd>] ? lockdep_init_map+0x8d/0xfa
: [<c05ff71b>] ? __raw_spin_lock_init+0x2d/0x4e
: [<f7864ae7>] usb_stor_msg_common+0x8f/0x100 [usb_storage]
: [<c084b9c2>] ? wait_for_common+0xa1/0xea
: [<f7864e0f>] usb_stor_bulk_transfer_buf+0x44/0x76 [usb_storage]
: [<f7858130>] rts51x_bulk_transport.constprop.4+0xc0/0x147 [ums_realtek]
: [<f7858584>] init_realtek_cr+0x124/0x420 [ums_realtek]
: [<c05f58fd>] ? kref_init+0x1/0x10
: [<f7865de1>] usb_stor_probe2+0x171/0x2c4 [usb_storage]
: [<f7858041>] realtek_cr_probe+0x41/0x46 [ums_realtek]
: [<c0700225>] usb_probe_interface+0x147/0x1a8
: [<c06a8a0f>] ? driver_sysfs_add+0x5c/0x7a
: [<c06a8c52>] driver_probe_device+0x129/0x208
: [<c084c35c>] ? mutex_lock_nested+0x43/0x49
: [<c06a8d80>] __driver_attach+0x4f/0x6b
: [<c06a7e43>] bus_for_each_dev+0x42/0x6b
: [<c06a8885>] driver_attach+0x1f/0x23
: [<c06a8d31>] ? driver_probe_device+0x208/0x208
: [<c06a850b>] bus_add_driver+0xcd/0x214
: [<c06a9192>] driver_register+0x84/0xe3
: [<c05ff71b>] ? __raw_spin_lock_init+0x2d/0x4e
: [<c06ff4fd>] usb_register_driver+0x7a/0x130
: [<f786f000>] ? 0xf786efff
: [<f786f017>] realtek_cr_init+0x17/0x1000 [ums_realtek]
: [<c040118a>] do_one_initcall+0x8c/0x146
: [<f786f000>] ? 0xf786efff
: [<f786f000>] ? 0xf786efff
: [<f786f000>] ? 0xf786efff
: [<c0474d19>] sys_init_module+0x14b9/0x16dd
: [<c084da8c>] syscall_call+0x7/0xb