After the troubles with 2.6, rebooted with 2.4.22, First use of USB with 2.4.22 ;)
Behaviour same + an oops... Sorry, the call trace DOES not make sense - I checked that I use the correct symbols ; Regards Michael Sep 1 18:49:03 mhfl2 kernel: Linux version 2.4.22-mhf58 ([EMAIL PROTECTED]) (gcc version 2.95.3 20010315 (release)) #12 Mon Sep 1 18:17:25 HKT 2003 [] Sep 1 18:50:10 mhfl2 kernel: usb.c: registered new driver usbdevfs Sep 1 18:50:10 mhfl2 kernel: usb.c: registered new driver hub Sep 1 18:50:10 mhfl2 kernel: SCSI subsystem driver Revision: 1.00 Sep 1 18:50:10 mhfl2 kernel: Initializing USB Mass Storage driver... Sep 1 18:50:10 mhfl2 kernel: usb.c: registered new driver usb-storage Sep 1 18:50:10 mhfl2 kernel: USB Mass Storage support registered. Sep 1 18:50:11 mhfl2 kernel: usb.c: registered new driver serial Sep 1 18:50:11 mhfl2 kernel: usbserial.c: USB Serial Driver core v1.4 Sep 1 18:50:11 mhfl2 kernel: usbserial.c: USB Serial support registered for PL-2303 Sep 1 18:50:11 mhfl2 kernel: pl2303.c: Prolific PL2303 USB to serial adaptor driver v0.9 Sep 1 18:50:11 mhfl2 modprobe: modprobe: Can't locate module parport_lowlevel Sep 1 18:50:11 mhfl2 kernel: lp: driver loaded but no devices found Sep 1 18:50:24 mhfl2 kernel: usb-ohci.c: USB OHCI at membase 0xcf958000, IRQ 11 Sep 1 18:50:24 mhfl2 kernel: usb-ohci.c: usb-00:14.0, ALi Corporation USB 1.1 Controller Sep 1 18:50:24 mhfl2 kernel: usb.c: new USB bus registered, assigned bus number 1 Sep 1 18:50:24 mhfl2 kernel: Product: USB OHCI Root Hub Sep 1 18:50:24 mhfl2 kernel: SerialNumber: cf958000 Sep 1 18:50:24 mhfl2 kernel: hub.c: USB hub found Sep 1 18:50:24 mhfl2 kernel: hub.c: 2 ports detected Sep 1 18:50:25 mhfl2 /sbin/hotplug: arguments (usb) env (DEVFS=/proc/bus/usb OLDPWD=/ PATH=/bin:/sbin:/usr/sbin:/usr/bin ACTION=add PWD=/etc/hotplug SHLVL=1 HOME=/ DEVICE=/proc/bus/usb/001/001 PRODUCT=0/0/0 TYPE=9/0/0 DEBUG=kernel _=/bin/env) Sep 1 18:50:25 mhfl2 kernel: hub.c: new USB device 00:14.0-2, assigned address 2 Sep 1 18:50:25 mhfl2 kernel: usbserial.c: PL-2303 converter detected Sep 1 18:50:25 mhfl2 kernel: usbserial.c: PL-2303 converter now attached to ttyUSB0 (or usb/tts/0 for devfs) Sep 1 18:50:25 mhfl2 /sbin/hotplug: invoke /etc/hotplug/usb.agent () Sep 1 18:50:25 mhfl2 /sbin/hotplug: arguments (usb) env (DEVFS=/proc/bus/usb OLDPWD=/ PATH=/bin:/sbin:/usr/sbin:/usr/bin ACTION=add PWD=/etc/hotplug SHLVL=1 HOME=/ DEVICE=/proc/bus/usb/001/002 INTERFACE=255/0/0 PRODUCT=67b/2303/200 TYPE=0/0/0 DEBUG=kernel _=/bin/env) Sep 1 18:50:25 mhfl2 /sbin/hotplug: invoke /etc/hotplug/usb.agent () Sep 1 18:50:31 mhfl2 /etc/hotplug/usb.agent: Setup pl2303 for USB product 67b/2303/200 Sep 1 18:50:32 mhfl2 /etc/hotplug/usb.agent: ... no modules for USB product 0/0/0 Sep 1 18:53:09 mhfl2 kernel: usb.c: USB disconnect on device 00:14.0-2 address 2 Sep 1 18:53:09 mhfl2 kernel: usbserial.c: PL-2303 converter now disconnected from ttyUSB0 Sep 1 18:53:09 mhfl2 /sbin/hotplug: arguments (usb) env (DEVFS=/proc/bus/usb OLDPWD=/ PATH=/bin:/sbin:/usr/sbin:/usr/bin ACTION=remove PWD=/etc/hotplug SHLVL=1 HOME=/ DEVICE=/proc/bus/usb/001/002 INTERFACE=255/0/0 PRODUCT=67b/2303/200 TYPE=0/0/0 DEBUG=kernel _=/bin/env) Sep 1 18:53:09 mhfl2 /sbin/hotplug: invoke /etc/hotplug/usb.agent () Sep 1 18:53:13 mhfl2 kernel: hub.c: new USB device 00:14.0-2, assigned address 3 Sep 1 18:53:13 mhfl2 kernel: usbserial.c: PL-2303 converter detected Sep 1 18:53:13 mhfl2 kernel: usbserial.c: PL-2303 converter now attached to ttyUSB0 (or usb/tts/0 for devfs) Sep 1 18:53:13 mhfl2 /sbin/hotplug: arguments (usb) env (DEVFS=/proc/bus/usb OLDPWD=/ PATH=/bin:/sbin:/usr/sbin:/usr/bin ACTION=add PWD=/etc/hotplug SHLVL=1 HOME=/ DEVICE=/proc/bus/usb/001/003 INTERFACE=255/0/0 PRODUCT=67b/2303/200 TYPE=0/0/0 DEBUG=kernel _=/bin/env) Sep 1 18:53:13 mhfl2 /sbin/hotplug: invoke /etc/hotplug/usb.agent () Sep 1 18:53:17 mhfl2 /etc/hotplug/usb.agent: Setup pl2303 for USB product 67b/2303/200 Sep 1 18:53:39 mhfl2 kernel: usb.c: USB disconnect on device 00:14.0-2 address 3 Sep 1 18:53:39 mhfl2 kernel: usbserial.c: PL-2303 converter now disconnected from ttyUSB0 Sep 1 18:53:39 mhfl2 /sbin/hotplug: arguments (usb) env (DEVFS=/proc/bus/usb OLDPWD=/ PATH=/bin:/sbin:/usr/sbin:/usr/bin ACTION=remove PWD=/etc/hotplug SHLVL=1 HOME=/ DEVICE=/proc/bus/usb/001/003 INTERFACE=255/0/0 PRODUCT=67b/2303/200 TYPE=0/0/0 DEBUG=kernel _=/bin/env) Sep 1 18:53:39 mhfl2 /sbin/hotplug: invoke /etc/hotplug/usb.agent () Sep 1 18:53:42 mhfl2 kernel: hub.c: new USB device 00:14.0-2, assigned address 4 Sep 1 18:53:42 mhfl2 kernel: usbserial.c: PL-2303 converter detected Sep 1 18:53:42 mhfl2 kernel: usbserial.c: PL-2303 converter now attached to ttyUSB0 (or usb/tts/0 for devfs) Sep 1 18:53:42 mhfl2 /sbin/hotplug: arguments (usb) env (DEVFS=/proc/bus/usb OLDPWD=/ PATH=/bin:/sbin:/usr/sbin:/usr/bin ACTION=add PWD=/etc/hotplug SHLVL=1 HOME=/ DEVICE=/proc/bus/usb/001/004 INTERFACE=255/0/0 PRODUCT=67b/2303/200 TYPE=0/0/0 DEBUG=kernel _=/bin/env) Sep 1 18:53:42 mhfl2 /sbin/hotplug: invoke /etc/hotplug/usb.agent () Sep 1 18:53:46 mhfl2 /etc/hotplug/usb.agent: Setup pl2303 for USB product 67b/2303/200 Sep 1 18:54:00 mhfl2 kernel: usb.c: USB disconnect on device 00:14.0-2 address 4 Sep 1 18:54:00 mhfl2 kernel: usbserial.c: PL-2303 converter now disconnected from ttyUSB0 Sep 1 18:54:00 mhfl2 /sbin/hotplug: arguments (usb) env (DEVFS=/proc/bus/usb OLDPWD=/ PATH=/bin:/sbin:/usr/sbin:/usr/bin ACTION=remove PWD=/etc/hotplug SHLVL=1 HOME=/ DEVICE=/proc/bus/usb/001/004 INTERFACE=255/0/0 PRODUCT=67b/2303/200 TYPE=0/0/0 DEBUG=kernel _=/bin/env) Sep 1 18:54:00 mhfl2 /sbin/hotplug: invoke /etc/hotplug/usb.agent () Sep 1 18:54:03 mhfl2 kernel: hub.c: new USB device 00:14.0-2, assigned address 5 Sep 1 18:54:03 mhfl2 kernel: usbserial.c: PL-2303 converter detected Sep 1 18:54:03 mhfl2 kernel: usbserial.c: PL-2303 converter now attached to ttyUSB0 (or usb/tts/0 for devfs) Sep 1 18:54:03 mhfl2 /sbin/hotplug: arguments (usb) env (DEVFS=/proc/bus/usb OLDPWD=/ PATH=/bin:/sbin:/usr/sbin:/usr/bin ACTION=add PWD=/etc/hotplug SHLVL=1 HOME=/ DEVICE=/proc/bus/usb/001/005 INTERFACE=255/0/0 PRODUCT=67b/2303/200 TYPE=0/0/0 DEBUG=kernel _=/bin/env) Sep 1 18:54:03 mhfl2 /sbin/hotplug: invoke /etc/hotplug/usb.agent () Sep 1 18:54:07 mhfl2 /etc/hotplug/usb.agent: Setup pl2303 for USB product 67b/2303/200 Sep 1 18:54:10 mhfl2 kernel: usb.c: USB disconnect on device 00:14.0-2 address 5 Sep 1 18:54:10 mhfl2 kernel: Unable to handle kernel NULL pointer dereference at virtual address 000009a4 Sep 1 18:54:10 mhfl2 kernel: printing eip: Sep 1 18:54:10 mhfl2 kernel: cf944de4 Sep 1 18:54:10 mhfl2 kernel: *pde = 00000000 Sep 1 18:54:10 mhfl2 kernel: Oops: 0002 Sep 1 18:54:10 mhfl2 kernel: CPU: 0 Sep 1 18:54:10 mhfl2 kernel: EIP: 1010:[<cf944de4>] Not tainted Sep 1 18:54:10 mhfl2 kernel: EFLAGS: 00010246 Sep 1 18:54:10 mhfl2 kernel: eax: 00000000 ebx: cc96541c ecx: cb783efc edx: 00000286 Sep 1 18:54:10 mhfl2 kernel: esi: 00000001 edi: cc965400 ebp: 00000000 esp: cb783f38 Sep 1 18:54:10 mhfl2 kernel: ds: 1018 es: 1018 ss: 1018 Sep 1 18:54:10 mhfl2 kernel: Process khubd (pid: 2440, stackpage=cb783000) Sep 1 18:54:10 mhfl2 kernel: Stack: cf945fc0 cb057fc0 cf945fe0 cf8fb0ba ca743000 cc965400 00000002 00000100 Sep 1 18:54:10 mhfl2 kernel: cdadde00 00000002 00000000 ca743000 cf8fd7d4 cdaddf14 00000002 00000001 Sep 1 18:54:10 mhfl2 kernel: cdadde00 cb6a62c0 00000004 cdaddf10 c0306443 00003246 0000000a cf8fdb06 Sep 1 18:54:10 mhfl2 kernel: Call Trace: [<cf945fc0>] [<cf945fe0>] [<cf8fb0ba>] [<cf8fd7d4>] [<cf8fdb06>] Sep 1 18:54:10 mhfl2 kernel: [<cf905f20>] [<cf8fdcac>] [<c01066c0>] Sep 1 18:54:10 mhfl2 kernel: Sep 1 18:54:10 mhfl2 kernel: Code: c7 80 a4 09 00 00 00 00 00 00 8d 4b 5c ff 43 5c 0f 8e a0 03 Sep 1 18:55:45 mhfl2 kernel: <7>usb-storage: usb_stor_exit() called Sep 1 18:55:45 mhfl2 kernel: usb.c: deregistering driver usb-storage Sep 1 18:55:45 mhfl2 kernel: usbserial.c: USB Serial deregistering driver PL-2303 [EMAIL PROTECTED] 01:30:54 mhf]$ oops ksymoops 2.4.5 on i686 2.6.0-test4-mhf60. Options used -V (default) -k /proc/ksyms (default) -l /proc/modules (default) -o /lib/modules/2.4.22-mhf58 (specified) -m /boot/System.map-2.4.22-mhf58 (specified) Error (regular_file): read_ksyms stat /proc/ksyms failed ksymoops: No such file or directory No modules in ksyms, skipping objects No ksyms, skipping lsmod Sep 1 18:54:10 mhfl2 kernel: Unable to handle kernel NULL pointer dereference at virtual address 000009a4 Sep 1 18:54:10 mhfl2 kernel: cf944de4 Sep 1 18:54:10 mhfl2 kernel: *pde = 00000000 Sep 1 18:54:10 mhfl2 kernel: Oops: 0002 Sep 1 18:54:10 mhfl2 kernel: CPU: 0 Sep 1 18:54:10 mhfl2 kernel: EIP: 1010:[<cf944de4>] Not tainted Using defaults from ksymoops -t elf32-i386 -a i386 Sep 1 18:54:10 mhfl2 kernel: EFLAGS: 00010246 Sep 1 18:54:10 mhfl2 kernel: eax: 00000000 ebx: cc96541c ecx: cb783efc edx: 00000286 Sep 1 18:54:10 mhfl2 kernel: esi: 00000001 edi: cc965400 ebp: 00000000 esp: cb783f38 Sep 1 18:54:10 mhfl2 kernel: ds: 1018 es: 1018 ss: 1018 Sep 1 18:54:10 mhfl2 kernel: Process khubd (pid: 2440, stackpage=cb783000) Sep 1 18:54:10 mhfl2 kernel: Stack: cf945fc0 cb057fc0 cf945fe0 cf8fb0ba ca743000 cc965400 00000002 00000100 Sep 1 18:54:10 mhfl2 kernel: cdadde00 00000002 00000000 ca743000 cf8fd7d4 cdaddf14 00000002 00000001 Sep 1 18:54:10 mhfl2 kernel: cdadde00 cb6a62c0 00000004 cdaddf10 c0306443 00003246 0000000a cf8fdb06 Sep 1 18:54:10 mhfl2 kernel: Call Trace: [<cf945fc0>] [<cf945fe0>] [<cf8fb0ba>] [<cf8fd7d4>] [<cf8fdb06>] Sep 1 18:54:10 mhfl2 kernel: [<cf905f20>] [<cf8fdcac>] [<c01066c0>] Sep 1 18:54:10 mhfl2 kernel: Code: c7 80 a4 09 00 00 00 00 00 00 8d 4b 5c ff 43 5c 0f 8e a0 03 >>EIP; cf944de4 <END_OF_CODE+f5f2fcc/????> <===== >>ebx; cc96541c <END_OF_CODE+c613604/????> >>ecx; cb783efc <END_OF_CODE+b4320e4/????> >>edi; cc965400 <END_OF_CODE+c6135e8/????> >>esp; cb783f38 <END_OF_CODE+b432120/????> Trace; cf945fc0 <END_OF_CODE+f5f41a8/????> Trace; cf945fe0 <END_OF_CODE+f5f41c8/????> Trace; cf8fb0ba <END_OF_CODE+f5a92a2/????> Trace; cf8fd7d4 <END_OF_CODE+f5ab9bc/????> Trace; cf8fdb06 <END_OF_CODE+f5abcee/????> Trace; cf905f20 <END_OF_CODE+f5b4108/????> Trace; cf8fdcac <END_OF_CODE+f5abe94/????> Trace; c01066c0 <arch_kernel_thread+28/38> Code; cf944de4 <END_OF_CODE+f5f2fcc/????> 00000000 <_EIP>: Code; cf944de4 <END_OF_CODE+f5f2fcc/????> <===== 0: c7 80 a4 09 00 00 00 movl $0x0,0x9a4(%eax) <===== Code; cf944deb <END_OF_CODE+f5f2fd3/????> 7: 00 00 00 Code; cf944dee <END_OF_CODE+f5f2fd6/????> a: 8d 4b 5c lea 0x5c(%ebx),%ecx Code; cf944df1 <END_OF_CODE+f5f2fd9/????> d: ff 43 5c incl 0x5c(%ebx) Code; cf944df4 <END_OF_CODE+f5f2fdc/????> 10: 0f 8e a0 03 00 00 jle 3b6 <_EIP+0x3b6> 1 error issued. 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