From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754152AbZENTSw (ORCPT ); Thu, 14 May 2009 15:18:52 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752047AbZENTSn (ORCPT ); Thu, 14 May 2009 15:18:43 -0400 Received: from mo-p00-ob.rzone.de ([81.169.146.160]:55620 "EHLO mo-p00-ob.rzone.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751203AbZENTSm (ORCPT ); Thu, 14 May 2009 15:18:42 -0400 X-RZG-AUTH: :O2kGeEG7b/pS1E64W3aniLTNDUcEh+JwjGMyQkjVygg3aAH02IubSkmAm8qKP6B6ckik X-RZG-CLASS-ID: mo00 Subject: WARNING in >2.6.30-rc4 : at lib/dma-debug.c:558 check_for_stack (warn_slowpath) From: Martin Capitanio To: linux-kernel@vger.kernel.org Content-Type: text/plain Date: Thu, 14 May 2009 21:18:24 +0200 Message-Id: <1242328704.5235.42.camel@marvin> Mime-Version: 1.0 X-Mailer: Evolution 2.26.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org I get this always during the boot-time (once or twice) with latest git (45d447406a19). The kernel has no visible issues, so far. Martin x86_64 [ 17.276655] WARNING: at lib/dma-debug.c:558 check_for_stack+0x87/0xd0() [ 17.276694] Hardware name: Satellite L300 [ 17.276727] ehci_hcd 0000:00:1d.7: DMA-API: device driver maps memory fromstack [addr=ffff8800bd85fce0] [ 17.276788] Modules linked in: rtl8187(+) snd_seq_oss(+) snd_seq_midi snd_rawmidi snd_seq_midi_event uvcvideo snd_seq snd_timer snd_seq_device psmouse mac80211 videodev rfkill iTCO_wdt eeprom_93cx6 pcspkr serio_raw v4l1_compat v4l2_compat_ioctl32 snd btusb input_polldev evdev joydev iTCO_vendor_support video output processor battery ac button intel_agp bluetooth cfg80211 soundcore snd_page_alloc hid_apple sg usbhid hid sd_mod crc_t10dif sr_mod cdrom r8169 mii uhci_hcd dm_mirror dm_region_hash dm_log dm_snapshot dm_mod thermal fan fuse [ 17.277657] Pid: 1627, comm: modprobe Not tainted 2.6.30-rc5-mc29-01 #4 [ 17.277693] Call Trace: [ 17.277725] [] warn_slowpath_fmt+0xd8/0x130 [ 17.277763] [] ? __make_request+0x119/0x460 [ 17.277800] [] ? ftrace_call+0x5/0x2b [ 17.277836] [] ? __module_address+0x9/0x90 [ 17.277870] [] ? __module_text_address+0x12/0x80 [ 17.277906] [] ? is_module_text_address+0xe/0x20 [ 17.277942] [] ? __kernel_text_address+0x58/0x80 [ 17.277979] [] ? print_context_stack+0x81/0x150 [ 17.278015] [] ? dump_trace+0x116/0x2d0 [ 17.278050] [] ? ftrace_call+0x5/0x2b [ 17.278085] [] check_for_stack+0x87/0xd0 [ 17.278120] [] debug_dma_map_page+0x102/0x170 [ 17.278157] [] dma_map_single+0xd7/0x100 [ 17.278191] [] usb_hcd_submit_urb+0x5aa/0xd70 [ 17.278233] [] ? kvasprintf+0x55/0x90 [ 17.278267] [] ? ftrace_call+0x5/0x2b [ 17.278301] [] ? ftrace_call+0x5/0x2b [ 17.278335] [] usb_submit_urb+0x10d/0x330 [ 17.278370] [] usb_start_wait_urb+0x5d/0x1b0 [ 17.278406] [] ? ftrace_call+0x5/0x2b [ 17.278440] [] ? usb_init_urb+0x28/0x40 [ 17.278474] [] usb_control_msg+0x135/0x160 [ 17.278513] [] rtl8187_probe+0x1a4/0x7cc [rtl8187] [ 17.278549] [] ? ftrace_call+0x5/0x2b [ 17.278584] [] ? rtl8187_eeprom_register_read+0x0/0x90 [rtl8187] [ 17.278636] [] ? rtl8187_eeprom_register_write+0x0/0xa0 [rtl8187] [ 17.278687] [] ? mutex_unlock+0x9/0x20 [ 17.278721] [] ? usb_autopm_do_device+0xc0/0x120 [ 17.278758] [] usb_probe_interface+0xf1/0x260 [ 17.278795] [] driver_probe_device+0xb9/0x2c0 [ 17.278830] [] __driver_attach+0x9b/0xb0 [ 17.278864] [] ? __driver_attach+0x0/0xb0 [ 17.278899] [] bus_for_each_dev+0x6b/0xa0 [ 17.278933] [] driver_attach+0x21/0x30 [ 17.278968] [] bus_add_driver+0x1ad/0x2e0 [ 17.279002] [] driver_register+0x7e/0x160 [ 17.279037] [] usb_register_driver+0xa9/0x120 [ 17.279074] [] ? rtl8187_init+0x0/0x20 [rtl8187] [ 17.279110] [] rtl8187_init+0x1e/0x20 [rtl8187] [ 17.279146] [] do_one_initcall+0x41/0x170 [ 17.279181] [] ? __blocking_notifier_call_chain+0x68/0x90 [ 17.279220] [] sys_init_module+0xb5/0x200 [ 17.279254] [] system_call_fastpath+0x16/0x1b [ 17.279290] ---[ end trace 1c35db9e80ae84cb ]--- ----------rc4+------------ [ 14.643004] ------------[ cut here ]------------ [ 14.643036] WARNING: at fs/namei.c:1251 lookup_one_len+0xd9/0xf0() [ 14.643070] Hardware name: Satellite L300 [ 14.643100] Modules linked in: sr_mod cdrom sd_mod crc_t10dif sg pata_acpi r8169 mii uhci_hcd dm_mirror dm_region_hash dm_log dm_snapshot dm_mod thermal fan fuse [ 14.643357] Pid: 1229, comm: mount Not tainted 2.6.30-rc4-mc29-01 #1 [ 14.643391] Call Trace: [ 14.643423] [] warn_slowpath+0xd8/0x130 [ 14.643461] [] ? printk+0x6c/0x6f [ 14.643495] [] ? prepare_error_buf+0x5b6/0x6b0 [ 14.643533] [] ? __mutex_init+0x9/0x30 [ 14.643568] [] ? ftrace_call+0x5/0x2b [ 14.643603] [] ? reiserfs_info+0x8d/0xb0 [ 14.643638] [] ? ftrace_call+0x5/0x2b [ 14.643672] [] lookup_one_len+0xd9/0xf0 [ 14.643708] [] reiserfs_xattr_init+0xf5/0x270 [ 14.643743] [] reiserfs_fill_super+0x6e7/0xc00 [ 14.643779] [] ? ftrace_call+0x5/0x2b [ 14.643813] [] ? ftrace_call+0x5/0x2b [ 14.643848] [] get_sb_bdev+0x172/0x1a0 [ 14.643882] [] ? reiserfs_fill_super+0x0/0xc00 [ 14.643918] [] ? ftrace_call+0x5/0x2b [ 14.643952] [] get_super_block+0x18/0x20 [ 14.643986] [] vfs_kern_mount+0x81/0x180 [ 14.644032] [] do_kern_mount+0x53/0x110 [ 14.644068] [] do_mount+0x74c/0x940 [ 14.644102] [] sys_mount+0xc0/0xf0 [ 14.644136] [] system_call_fastpath+0x16/0x1b [ 14.644171] ---[ end trace 9b6ec5a91604a5bc ]--- ... [ 26.217760] ------------[ cut here ]------------ [ 26.217799] WARNING: at lib/dma-debug.c:609 check_for_stack+0x87/0xd0() [ 26.217834] Hardware name: Satellite L300 [ 26.217867] ehci_hcd 0000:00:1d.7: DMA-API: device driver maps memory fromstack [addr=ffff8800bc9f9ce0] [ 26.217920] Modules linked in: rtl8187(+) snd_seq_midi_event uvcvideo snd_seq snd_timer snd_seq_device mac80211 rfkill iTCO_wdt pcspkr psmouse serio_raw videodev v4l1_compat v4l2_compat_ioctl32 eeprom_93cx6 evdev input_polldev video output intel_agp iTCO_vendor_support snd battery ac processor button cfg80211 soundcore snd_page_alloc sr_mod cdrom sd_mod crc_t10dif sg pata_acpi r8169 mii uhci_hcd dm_mirror dm_region_hash dm_log dm_snapshot dm_mod thermal fan fuse [ 26.218634] Pid: 1482, comm: modprobe Tainted: G W 2.6.30-rc4-mc29-01 #1 [ 26.218687] Call Trace: [ 26.218723] [] warn_slowpath+0xd8/0x130 [ 26.218765] [] ? test_pcomp+0x3b0/0x530 [ 26.218806] [] ? ftrace_call+0x5/0x2b [ 26.218845] [] ? __module_address+0x9/0x90 [ 26.218883] [] ? __module_text_address+0x12/0x80 [ 26.218921] [] ? is_module_text_address+0xe/0x20 [ 26.218964] [] ? __kernel_text_address+0x58/0x80 [ 26.219004] [] ? print_context_stack+0x81/0x150 [ 26.219041] [] ? dump_trace+0x116/0x2d0 [ 26.219079] [] ? ftrace_call+0x5/0x2b [ 26.219117] [] ? ftrace_call+0x5/0x2b [ 26.219153] [] check_for_stack+0x87/0xd0 [ 26.219190] [] debug_dma_map_page+0x102/0x170 [ 26.219229] [] dma_map_single+0xd7/0x100 [ 26.219265] [] usb_hcd_submit_urb+0x5aa/0xd70 [ 26.219309] [] ? vsnprintf+0x429/0x590 [ 26.219350] [] ? kvasprintf+0x55/0x90 [ 26.219389] [] ? ftrace_call+0x5/0x2b [ 26.219426] [] ? ftrace_call+0x5/0x2b [ 26.219461] [] usb_submit_urb+0x10d/0x330 [ 26.219496] [] usb_start_wait_urb+0x5d/0x1b0 [ 26.219531] [] ? ftrace_call+0x5/0x2b [ 26.219565] [] ? usb_init_urb+0x28/0x40 [ 26.219600] [] usb_control_msg+0x135/0x160 [ 26.219639] [] rtl8187_probe+0x1a4/0x7cc [rtl8187] [ 26.219675] [] ? ftrace_call+0x5/0x2b [ 26.219711] [] ? rtl8187_eeprom_register_read+0x0/0x90 [rtl8187] [ 26.219762] [] ? rtl8187_eeprom_register_write+0x0/0xa0 [rtl8187] [ 26.219814] [] ? mutex_unlock+0x9/0x20 [ 26.219849] [] ? usb_autopm_do_device+0xc0/0x120 [ 26.219886] [] usb_probe_interface+0xf1/0x260 [ 26.219922] [] driver_probe_device+0xb9/0x2c0 [ 26.219957] [] __driver_attach+0x9b/0xb0 [ 26.219992] [] ? __driver_attach+0x0/0xb0 [ 26.220033] [] bus_for_each_dev+0x6b/0xa0 [ 26.220084] [] driver_attach+0x21/0x30 [ 26.220120] [] bus_add_driver+0x1ad/0x2e0 [ 26.220154] [] driver_register+0x7e/0x160 [ 26.220190] [] usb_register_driver+0xa9/0x120 [ 26.220226] [] ? rtl8187_init+0x0/0x20 [rtl8187] [ 26.220263] [] rtl8187_init+0x1e/0x20 [rtl8187] [ 26.220299] [] do_one_initcall+0x41/0x170 [ 26.220334] [] ? __blocking_notifier_call_chain+0x68/0x90 [ 26.220372] [] sys_init_module+0xb5/0x200 [ 26.220407] [] system_call_fastpath+0x16/0x1b [ 26.220443] ---[ end trace 9b6ec5a91604a5bd ]---