Hi, my garmin device is crashing my new 3.6.1 kernel... How can I help huntig the bug ? -markus PROBLEM: BUG null pointer dererence when using garmin USB connection with 3.6.1 When connecting a switched-on Garmin 60Cx device via USB with the PC, the 3.6.1 kernel crashes reproducible with a null-pointer-dereference message either after a few seconds or when removing the USB cable. A screenshot of the kernel messages is attached Kernel Information: Linux linux-odva 3.6.1-test1 #1 SMP PREEMPT Mon Oct 8 18:15:17 CEST 2012 x86_64 x86_64 x86_64 GNU/Linux Gnu C 4.6 Gnu make 3.82 binutils 12.1 2.21.1 util-linux 2.20.1 mount support module-init-tools 3.15 e2fsprogs 1.42.4 PPP 2.4.5 Linux C Library 2.14.1 Dynamic linker (ldd) 2.14.1 Procps 3.3.3 Net-tools 1.60 Kbd 1.15.3 Sh-utils 8.14 Modules Loaded fuse xt_pkttype af_packet xt_NOTRACK ipt_REJECT xt_conntrack iptable_raw iptable_filter nf_conntrack_ipv4 nf_conntrack nf_defrag_ipv4 ip_tables x_tables microcode cpufreq_conservative it87 cpufreq_userspace hwmon_vid cpufreq_powersave binfmt_misc sr_mod cdrom sg i2c_piix4 k10temp button pcspkr floppy ohci_hcd radeon ttm drm_kms_helper hwmon backlight pata_atiixp [5.] Most recent kernel version which did not have the bug: 3.5.2 [6.] Output of Oops.. message 0000 [#1] PREEMPT SMP [8.] Environment [8.2.] Processor information (from /proc/cpuinfo) processor : 0 vendor_id : AuthenticAMD cpu family : 16 model : 6 model name : AMD Athlon(tm) II X2 240 Processor stepping : 2 microcode : 0x10000b7 cpu MHz : 800.000 cache size : 1024 KB physical id : 0 siblings : 2 core id : 0 cpu cores : 2 apicid : 0 initial apicid : 0 fpu : yes fpu_exception : yes cpuid level : 5 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm 3dnowext 3dnow constant_tsc rep_good nopl nonstop_tsc extd_apicid pni monitor cx16 popcnt lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs skinit wdt hw_pstate npt lbrv svm_lock nrip_save bogomips : 5639.45 TLB size : 1024 4K pages clflush size : 64 cache_alignment : 64 address sizes : 48 bits physical, 48 bits virtual power management: ts ttp tm stc 100mhzsteps hwpstate processor : 1 vendor_id : AuthenticAMD cpu family : 16 model : 6 model name : AMD Athlon(tm) II X2 240 Processor stepping : 2 microcode : 0x10000b7 cpu MHz : 800.000 cache size : 1024 KB physical id : 0 siblings : 2 core id : 1 cpu cores : 2 apicid : 1 initial apicid : 1 fpu : yes fpu_exception : yes cpuid level : 5 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm 3dnowext 3dnow constant_tsc rep_good nopl nonstop_tsc extd_apicid pni monitor cx16 popcnt lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs skinit wdt hw_pstate npt lbrv svm_lock nrip_save bogomips : 5639.45 TLB size : 1024 4K pages clflush size : 64 cache_alignment : 64 address sizes : 48 bits physical, 48 bits virtual power management: ts ttp tm stc 100mhzsteps hwpstate
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