From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752712AbZK1RMV (ORCPT ); Sat, 28 Nov 2009 12:12:21 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752496AbZK1RMU (ORCPT ); Sat, 28 Nov 2009 12:12:20 -0500 Received: from server35.mindwerk.net ([213.71.17.40]:59341 "EHLO server35.mindwerk.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752347AbZK1RMT (ORCPT ); Sat, 28 Nov 2009 12:12:19 -0500 X-Greylist: delayed 1197 seconds by postgrey-1.27 at vger.kernel.org; Sat, 28 Nov 2009 12:12:19 EST Envelope-to: linux-kernel@vger.kernel.org From: Arno Organization: not very organized To: linux-kernel@vger.kernel.org Subject: [BUG: nozomi?]: Unable to establish UMTS connection Date: Sat, 28 Nov 2009 17:52:24 +0100 User-Agent: KMail/1.12.3 (Linux/2.6.31; KDE/4.3.3; x86_64; ; ) MIME-Version: 1.0 Content-Type: Text/Plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Message-Id: <200911281752.24299.arno@disconnect.de> X-Auth-For: 192.168.9.234 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, I can't establish an UMTS connection with my UMTS-card and recent kernels. scripts/ver_linux: Linux p2x-555 2.6.31-ARCH #1 SMP PREEMPT Tue Nov 10 19:48:17 CET 2009 i686 Intel(R) Pentium(R) M processor 1500MHz GenuineIntel GNU/Linux Gnu C 4.4.2 Gnu make 3.81 binutils 2.20.0.20091101 util-linux 2.16 mount support module-init-tools 3.11.1 e2fsprogs 1.41.9 jfsutils 1.1.14 reiserfsprogs 3.6.21 xfsprogs 3.0.5 pcmciautils 015 PPP 2.4.4 Linux C Library 2.11 Dynamic linker (ldd) 2.11 Linux C++ Library 6.0.13 Procps 3.2.8 Net-tools 1.60 Kbd 1.15 Sh-utils 7.6 wireless-tools 29 Modules Loaded nozomi ipv6 pcmcia fan snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_intel8x0 snd_intel8x0m snd_seq_device snd_pcm_oss snd_mixer_oss snd_ac97_codec radeon ac97_bus yenta_socket ttm snd_pcm drm joydev rsrc_nonstatic ipw2100 thinkpad_acpi ohci1394 intel_agp snd_timer pcmcia_core i2c_algo_bit irtty_sir libipw i2c_i801 rfkill sir_dev nsc_ircc ieee1394 agpgart snd slhc led_class irda lib80211 psmouse shpchp serio_raw iTCO_wdt iTCO_vendor_support battery button processor thermal soundcore snd_page_alloc i2c_core pci_hotplug ac ppdev nvram lp pcspkr sg video output crc_ccitt parport_pc evdev parport e1000 rtc_cmos rtc_core rtc_lib xfs exportfs uhci_hcd ehci_hcd sd_mod sr_mod cdrom floppy usbcore ata_piix ata_generic pata_acpi libata scsi_mod lspci: 00:00.0 Host bridge: Intel Corporation 82855PM Processor to I/O Controller (rev 03) 00:01.0 PCI bridge: Intel Corporation 82855PM Processor to AGP Controller (rev 03) 00:1d.0 USB Controller: Intel Corporation 82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) USB UHCI Controller #1 (rev 01) 00:1d.1 USB Controller: Intel Corporation 82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) USB UHCI Controller #2 (rev 01) 00:1d.2 USB Controller: Intel Corporation 82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) USB UHCI Controller #3 (rev 01) 00:1d.7 USB Controller: Intel Corporation 82801DB/DBM (ICH4/ICH4-M) USB2 EHCI Controller (rev 01) 00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev 81) 00:1f.0 ISA bridge: Intel Corporation 82801DBM (ICH4-M) LPC Interface Bridge (rev 01) 00:1f.1 IDE interface: Intel Corporation 82801DBM (ICH4-M) IDE Controller (rev 01) 00:1f.3 SMBus: Intel Corporation 82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) SMBus Controller (rev 01) 00:1f.5 Multimedia audio controller: Intel Corporation 82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) AC'97 Audio Controller (rev 01) 00:1f.6 Modem: Intel Corporation 82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) AC'97 Modem Controller (rev 01) 01:00.0 VGA compatible controller: ATI Technologies Inc Radeon Mobility M7 LW [Radeon Mobility 7500] 02:00.0 CardBus bridge: Texas Instruments PCI4520 PC card Cardbus Controller (rev 01) 02:00.2 FireWire (IEEE 1394): Texas Instruments Device 802a (rev 01) 02:01.0 Ethernet controller: Intel Corporation 82540EP Gigabit Ethernet Controller (Mobile) (rev 03) 02:02.0 Network controller: Intel Corporation PRO/Wireless LAN 2100 3B Mini PCI Adapter (rev 04) 03:00.0 Network controller: Option N.V. Qualcomm MSM6275 UMTS chip It's a IBM ThinkPad R51, so rather ancient hardware. When I try to establish a connection via UMTS/GPRS and the Qualcomm card I get a kernel trace and pppd dies. The exact kernel version is 2.6.31.6. kernel trace (2.6.31.6): ------------[ cut here ]------------ WARNING: at kernel/mutex.c:435 mutex_trylock+0x122/0x140() Hardware name: 1829DRG Modules linked in: ppp_async ppp_generic ipv6 fan snd_seq_dummy snd_seq_oss nozomi snd_seq_midi_event snd_intel8x0m snd_seq snd_seq_device snd_intel8x0 snd_pcm_oss snd_mixer_oss pcmcia ipw2100 snd_ac97_codec libipw radeon ttm yenta_socket rsrc_nonstatic irtty_sir nsc_ircc sir_dev ohci1394 joydev ac97_bus pcmcia_core drm i2c_algo_bit snd_pcm thinkpad_acpi ieee1394 irda snd_timer lib80211 rfkill iTCO_wdt iTCO_vendor_support snd slhc psmouse intel_agp shpchp agpgart crc_ccitt ppdev soundcore snd_page_alloc i2c_i801 pci_hotplug led_class video nvram lp ac pcspkr output sg battery button parport_pc processor thermal i2c_core serio_raw evdev parport e1000 rtc_cmos rtc_core rtc_lib xfs exportfs uhci_hcd ehci_hcd sd_mod sr_mod cdrom floppy usbcore ata_piix ata_generic pata_acpi libata scsi_mod Pid: 1707, comm: pppd Tainted: G W 2.6.31-ARCH #1 Call Trace: [] ? warn_slowpath_common+0x7a/0xc0 [] ? mutex_trylock+0x122/0x140 [] ? warn_slowpath_null+0x20/0x40 [] ? mutex_trylock+0x122/0x140 [] ? ntty_write+0x85/0x250 [nozomi] [] ? xfs_iunlock+0xb8/0xd0 [xfs] [] ? find_get_page+0x36/0xe0 [] ? ppp_async_push+0x3ca/0x4b0 [ppp_async] [] ? ppp_async_send+0x41/0x70 [ppp_async] [] ? ppp_channel_push+0x40/0xc0 [ppp_generic] [] ? ppp_write+0xdf/0xf0 [ppp_generic] [] ? vfs_write+0xc8/0x1c0 [] ? ppp_write+0x0/0xf0 [ppp_generic] [] ? sys_write+0x5f/0xb0 [] ? sysenter_do_call+0x12/0x28 ---[ end trace a7919e7f17c0a727 ]--- I tried various kernel versions. Last working version is 2.6.28.10, though I also get a kernel trace: kernel trace (2.6.28.10): ------------[ cut here ]------------ WARNING: at kernel/mutex.c:351 mutex_trylock+0xe0/0x130() Modules linked in: ppp_async ppp_generic nozomi radeon drm ipv6 fan snd_intel8x0m snd_seq_oss snd_seq_midi_event snd_intel8x0 snd_seq snd_ac97_codec ac97_bus snd_seq_device pcmcia snd_pcm_oss snd_mixer_oss snd_pcm ohci1394 snd_timer yenta_socket rsrc_nonstatic ieee1394 snd pcmcia_core soundcore iTCO_wdt iTCO_vendor_support joydev ipw2100 thinkpad_acpi i2c_i801 video ieee80211 ieee80211_crypt irtty_sir rfkill snd_page_alloc i2c_core output slhc sir_dev nsc_ircc psmouse intel_agp ppdev shpchp led_class agpgart battery ac parport_pc pci_hotplug serio_raw irda pcspkr nvram lp evdev thermal crc_ccitt processor button sg parport e1000 rtc_cmos rtc_core rtc_lib xfs sr_mod cdrom uhci_hcd sd_mod ehci_hcd usbcore ata_piix ata_generic pata_acpi libata scsi_mod Pid: 1969, comm: pppd Not tainted 2.6.28.10-ARCH #1 Call Trace: [] warn_on_slowpath+0x5f/0xa0 [] find_get_page+0x29/0xc0 [] find_lock_page+0x1b/0x60 [] filemap_fault+0x235/0x470 [] __do_fault+0x1fa/0x410 [] mutex_trylock+0xe0/0x130 [] ntty_write+0x73/0x220 [nozomi] [] do_page_fault+0x1b1/0x7b0 [] xfs_iunlock+0x9b/0xa0 [xfs] [] ppp_async_push+0x3b2/0x4a0 [ppp_async] [] ppp_async_send+0x34/0x50 [ppp_async] [] ppp_channel_push+0x38/0x90 [ppp_generic] [] ppp_write+0xc7/0xd0 [ppp_generic] [] ppp_write+0x0/0xd0 [ppp_generic] [] vfs_write+0xa0/0x170 [] sys_write+0x41/0x70 [] sysenter_do_call+0x12/0x2f ---[ end trace 3e6512b12da73ce1 ]--- Please CC: me, as I'm not subscribed to the list. I can test, but I can't bisect. Let me know if you need more info. -- Regards, Arno.