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Date: Thu, 26 Apr 2012 18:09:36 +0200 From: Kris Erik Schwerdt <kriserik@...ntentunnel.de> To: linux-kernel@...r.kernel.org Subject: PROBLEM: cp210x Dear Sir or Madam, I would like to report a bug sice kernel 3.3.1. [1.] One line summary of the problem: The module cp210x causes kernelpanic. [2.] Full description of the problem/report: By connecting a usb-device with ID 10c4:ea60 to the computer the module cp210x causes a recursive fault and the kernel is halted. [3.] Keywords (i.e., modules, networking, kernel): module: cp210x, usb to serial converter, kernel 3.3.1, kernel 3.3.2, kernel 3.3.3 [4.] Kernel version (from /proc/version): Linux version 3.3.3-1-ARCH (tobias@...OWA-LX) (gcc version 4.7.0 20120414 (prerelease) (GCC) ) #1 SMP PREEMPT Mon Apr 23 09:41:07 CEST 2012 [5.] Output of Oops.. message (if applicable) with symbolic information resolved (see Documentation/oops-tracing.txt) it was not possible to save the oops message. but at the and there was a line with "recursive fault fixed, but system has to reboot" [6.] A small shell script or example program which triggers the problem (if possible) [7.] Environment [7.1.] Software (add the output of the ver_linux script here) Linux fridolin 3.3.3-1-ARCH #1 SMP PREEMPT Mon Apr 23 09:41:07 CEST 2012 x86_64 Intel(R) Core(TM) i5 CPU M 520 @ 2.40GHz GenuineIntel GNU/Linux Gnu C 4.7.0 Gnu make 3.82 binutils 2.22.0.20120323 util-linux 2.21.1 mount support module-init-tools 8 e2fsprogs 1.42.2 jfsutils 1.1.15 reiserfsprogs 3.6.21 pcmciautils 018 PPP 2.4.5 Linux C Library 2.15 Dynamic linker (ldd) 2.15 Linux C++ Library so.6.0 Procps 3.2.8 Net-tools 1.60 Kbd 1.15.3 Sh-utils 8.16 wireless-tools 29 Modules Loaded usbhid hid tun snd_usb_audio snd_usbmidi_lib snd_rawmidi snd_seq_device nfnetlink_log nfnetlink fuse qcserial usb_wwan usbserial uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core videodev v4l2_compat_ioctl32 media btusb bluetooth snd_hda_codec_hdmi vboxdrv nvidia snd_hda_codec_conexant tp_smapi arc4 thinkpad_ec acpi_cpufreq mperf fan iwlwifi mxm_wmi mac80211 serio_raw psmouse pcspkr evdev i2c_i801 cfg80211 battery sdhci_pci thermal thinkpad_acpi sdhci nvram ac mmc_core rfkill snd_hda_intel snd_hda_codec i2c_core snd_hwdep snd_pcm intel_agp snd_page_alloc intel_gtt snd_timer e1000e mei snd iTCO_wdt iTCO_vendor_support soundcore video wmi button processor microcode aesni_intel aes_x86_64 cryptd aes_generic intel_ips ext4 crc16 jbd2 mbcache sd_mod ahci libahci libata scsi_mod ehci_hcd usbcore usb_common uvesafb [7.2.] Processor information (from /proc/cpuinfo): processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 37 model name : Intel(R) Core(TM) i5 CPU M 520 @ 2.40GHz stepping : 2 microcode : 0xd cpu MHz : 2400.000 cache size : 3072 KB physical id : 0 siblings : 4 core id : 0 cpu cores : 2 apicid : 0 initial apicid : 0 fpu : yes fpu_exception : yes cpuid level : 11 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm sse4_1 sse4_2 popcnt aes lahf_lm ida arat dts tpr_shadow vnmi flexpriority ept vpid bogomips : 4789.11 clflush size : 64 cache_alignment : 64 address sizes : 36 bits physical, 48 bits virtual power management: processor : 1 vendor_id : GenuineIntel cpu family : 6 model : 37 model name : Intel(R) Core(TM) i5 CPU M 520 @ 2.40GHz stepping : 2 microcode : 0xd cpu MHz : 2400.000 cache size : 3072 KB physical id : 0 siblings : 4 core id : 0 cpu cores : 2 apicid : 1 initial apicid : 1 fpu : yes fpu_exception : yes cpuid level : 11 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm sse4_1 sse4_2 popcnt aes lahf_lm ida arat dts tpr_shadow vnmi flexpriority ept vpid bogomips : 4789.11 clflush size : 64 cache_alignment : 64 address sizes : 36 bits physical, 48 bits virtual power management: processor : 2 vendor_id : GenuineIntel cpu family : 6 model : 37 model name : Intel(R) Core(TM) i5 CPU M 520 @ 2.40GHz stepping : 2 microcode : 0xd cpu MHz : 2400.000 cache size : 3072 KB physical id : 0 siblings : 4 core id : 2 cpu cores : 2 apicid : 4 initial apicid : 4 fpu : yes fpu_exception : yes cpuid level : 11 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm sse4_1 sse4_2 popcnt aes lahf_lm ida arat dts tpr_shadow vnmi flexpriority ept vpid bogomips : 4789.11 clflush size : 64 cache_alignment : 64 address sizes : 36 bits physical, 48 bits virtual power management: processor : 3 vendor_id : GenuineIntel cpu family : 6 model : 37 model name : Intel(R) Core(TM) i5 CPU M 520 @ 2.40GHz stepping : 2 microcode : 0xd cpu MHz : 2400.000 cache size : 3072 KB physical id : 0 siblings : 4 core id : 2 cpu cores : 2 apicid : 5 initial apicid : 5 fpu : yes fpu_exception : yes cpuid level : 11 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm sse4_1 sse4_2 popcnt aes lahf_lm ida arat dts tpr_shadow vnmi flexpriority ept vpid bogomips : 4789.11 clflush size : 64 cache_alignment : 64 address sizes : 36 bits physical, 48 bits virtual power management: [7.3.] Module information (from /proc/modules): usbhid 36142 0 - Live 0xffffffffa0352000 hid 84549 1 usbhid, Live 0xffffffffa0f7c000 tun 15241 2 - Live 0xffffffffa0255000 snd_usb_audio 93519 2 - Live 0xffffffffa0f64000 snd_usbmidi_lib 18744 1 snd_usb_audio, Live 0xffffffffa0292000 snd_rawmidi 18991 1 snd_usbmidi_lib, Live 0xffffffffa0272000 snd_seq_device 5300 1 snd_rawmidi, Live 0xffffffffa0252000 nfnetlink_log 8037 0 - Live 0xffffffffa01f5000 nfnetlink 3210 1 nfnetlink_log, Live 0xffffffffa016b000 fuse 68162 2 - Live 0xffffffffa0f52000 qcserial 4898 0 - Live 0xffffffffa029b000 usb_wwan 9366 1 qcserial, Live 0xffffffffa10f8000 usbserial 32395 2 qcserial,usb_wwan, Live 0xffffffffa10e9000 uvcvideo 67853 0 - Live 0xffffffffa10d2000 videobuf2_vmalloc 2276 1 uvcvideo, Live 0xffffffffa0249000 videobuf2_memops 2182 1 videobuf2_vmalloc, Live 0xffffffffa01c0000 videobuf2_core 20415 1 uvcvideo, Live 0xffffffffa10c9000 videodev 83373 1 uvcvideo, Live 0xffffffffa10ab000 v4l2_compat_ioctl32 8348 1 videodev, Live 0xffffffffa035c000 media 10469 2 uvcvideo,videodev, Live 0xffffffffa0261000 btusb 11643 0 - Live 0xffffffffa00df000 bluetooth 171342 1 btusb, Live 0xffffffffa0fff000 snd_hda_codec_hdmi 24120 4 - Live 0xffffffffa01b9000 vboxdrv 1792230 0 - Live 0xffffffffa1c5e000 (O) nvidia 12257807 33 - Live 0xffffffffa03a0000 (PO) snd_hda_codec_conexant 46856 1 - Live 0xffffffffa0345000 tp_smapi 20660 0 - Live 0xffffffffa026b000 (O) arc4 1410 2 - Live 0xffffffffa0202000 thinkpad_ec 4285 1 tp_smapi, Live 0xffffffffa024c000 (O) acpi_cpufreq 5941 1 - Live 0xffffffffa01ff000 mperf 1275 1 acpi_cpufreq, Live 0xffffffffa01f3000 fan 2426 0 - Live 0xffffffffa0081000 iwlwifi 252526 0 - Live 0xffffffffa0361000 mxm_wmi 1425 0 - Live 0xffffffffa0189000 mac80211 391455 1 iwlwifi, Live 0xffffffffa02e4000 serio_raw 4653 0 - Live 0xffffffffa01e7000 psmouse 69539 0 - Live 0xffffffffa02d2000 pcspkr 1835 0 - Live 0xffffffffa00c5000 evdev 9402 22 - Live 0xffffffffa01ef000 i2c_i801 8116 0 - Live 0xffffffffa00cd000 cfg80211 176857 2 iwlwifi,mac80211, Live 0xffffffffa021c000 battery 6485 0 - Live 0xffffffffa0050000 sdhci_pci 10535 0 - Live 0xffffffffa02cb000 thermal 7959 0 - Live 0xffffffffa02c5000 thinkpad_acpi 62497 0 - Live 0xffffffffa029e000 sdhci 23662 1 sdhci_pci, Live 0xffffffffa02bb000 nvram 5906 1 thinkpad_acpi, Live 0xffffffffa0298000 ac 2376 0 - Live 0xffffffffa003c000 mmc_core 82671 2 sdhci_pci,sdhci, Live 0xffffffffa0278000 rfkill 15604 3 bluetooth,cfg80211,thinkpad_acpi, Live 0xffffffffa0266000 snd_hda_intel 23989 0 - Live 0xffffffffa025a000 snd_hda_codec 92713 3 snd_hda_codec_hdmi,snd_hda_codec_conexant,snd_hda_intel, Live 0xffffffffa0204000 i2c_core 20593 3 videodev,nvidia,i2c_i801, Live 0xffffffffa01f8000 snd_hwdep 6556 2 snd_usb_audio,snd_hda_codec, Live 0xffffffffa01e0000 snd_pcm 74812 4 snd_usb_audio,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec, Live 0xffffffffa01c8000 intel_agp 10872 0 - Live 0xffffffffa0182000 snd_page_alloc 7217 2 snd_hda_intel,snd_pcm, Live 0xffffffffa00d7000 intel_gtt 14007 1 intel_agp, Live 0xffffffffa0163000 snd_timer 19222 1 snd_pcm, Live 0xffffffffa01c2000 e1000e 144866 0 - Live 0xffffffffa0194000 mei 32216 0 - Live 0xffffffffa018b000 (C) snd 59656 16 snd_usb_audio,snd_usbmidi_lib,snd_rawmidi,snd_seq_device,snd_hda_codec_hdmi,snd_hda_codec_conexant,thinkpad_acpi,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm,snd_timer, Live 0xffffffffa0172000 iTCO_wdt 12877 0 - Live 0xffffffffa01ea000 iTCO_vendor_support 1929 1 iTCO_wdt, Live 0xffffffffa0042000 soundcore 6082 1 snd, Live 0xffffffffa01e4000 video 11243 0 - Live 0xffffffffa01dc000 wmi 8475 1 mxm_wmi, Live 0xffffffffa016e000 button 4502 0 - Live 0xffffffffa0168000 processor 26144 1 acpi_cpufreq, Live 0xffffffffa015b000 microcode 12217 0 - Live 0xffffffffa00db000 aesni_intel 49946 0 - Live 0xffffffffa014d000 aes_x86_64 7508 1 aesni_intel, Live 0xffffffffa007e000 cryptd 8383 1 aesni_intel, Live 0xffffffffa003e000 aes_generic 26138 2 aesni_intel,aes_x86_64, Live 0xffffffffa0034000 intel_ips 11347 0 - Live 0xffffffffa0084000 ext4 424467 5 - Live 0xffffffffa00e4000 crc16 1359 2 bluetooth,ext4, Live 0xffffffffa000d000 jbd2 71704 1 ext4, Live 0xffffffffa00b2000 mbcache 5977 1 ext4, Live 0xffffffffa0007000 sd_mod 28059 7 - Live 0xffffffffa0076000 ahci 20261 5 - Live 0xffffffffa00d1000 libahci 19999 1 ahci, Live 0xffffffffa00c7000 libata 167019 2 ahci,libahci, Live 0xffffffffa0088000 scsi_mod 133422 2 sd_mod,libata, Live 0xffffffffa0054000 ehci_hcd 43944 0 - Live 0xffffffffa0044000 usbcore 146847 10 usbhid,snd_usb_audio,snd_usbmidi_lib,qcserial,usb_wwan,usbserial,uvcvideo,btusb,ehci_hcd, Live 0xffffffffa000f000 usb_common 954 1 usbcore, Live 0xffffffffa000b000 uvesafb 21439 1 - Live 0xffffffffa0000000 [7.7.] Other information that might be relevant to the problem (please look in /proc and include all information that you think to be relevant): [X.] Other notes, patches, fixes, workarounds: Thank you Download attachment "0xB88BC872.asc" of type "application/pgp-keys" (12965 bytes) Download attachment "signature.asc" of type "application/pgp-signature" (901 bytes)
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