hello everybody ! I own a eci hifocus usb adsl modem, on a DFI AK75-EC socket A mobo (KT133A chipset). I use usb_uhci with 2.4.19-xfs, compiled with gcc 3.2 on athlon-tbird arch. I've tried with usb_uhci as module and included same result. As I don't know if it is due to usb routines ou driver I send a mail to both mailing-lists. here is part of my /var/log/syslog: Sep 17 00:35:49 knights-lounge pppd[219]: Child process /usr/local/bin/pppoeci -v 1 -vpi 8 -vci 35 (pid 32552) terminated with signal 11 Sep 17 00:35:49 knights-lounge kernel: Unable to handle kernel NULL pointer dereference at virtual address 000000b8 Sep 17 00:35:49 knights-lounge kernel: printing eip: Sep 17 00:35:49 knights-lounge kernel: c02735f8 Sep 17 00:35:49 knights-lounge kernel: *pde = 00000000 Sep 17 00:35:49 knights-lounge kernel: Oops: 0000 Sep 17 00:35:49 knights-lounge kernel: CPU: 0 Sep 17 00:35:49 knights-lounge kernel: EIP: 0010:[<c02735f8>] Not tainted Sep 17 00:35:49 knights-lounge kernel: EFLAGS: 00010246 Sep 17 00:35:49 knights-lounge kernel: eax: 00000000 ebx: cb24c41c ecx: 00000023 edx: 00000000 Sep 17 00:35:49 knights-lounge kernel: esi: df99cec0 edi: 00000000 ebp: 00000023 esp: c6bdbebc Sep 17 00:35:49 knights-lounge kernel: ds: 0018 es: 0018 ss: 0018 Sep 17 00:35:49 knights-lounge kernel: Process pppoeci (pid: 32552, stackpage=c6bdb000) Sep 17 00:35:50 knights-lounge kernel: Stack: e08a38b3 00000000 cb24c41c 00000023 00000001 00000000 00000212 df41c500 Sep 17 00:35:51 knights-lounge kernel: cb24c400 cb24c400 00000000 d28a76c0 c02741d2 cb24c41c c0279d43 cb24c41c Sep 17 00:35:51 knights-lounge kernel: 000001f0 00000078 04040300 df3b2200 0000000a 00001180 cb24c400 00008800 Sep 17 00:35:51 knights-lounge kernel: Call Trace: [<e08a38b3>] [<c02741d2>] [<c0279d43>] [<c027a8ef>] [<c014a8ed>] Sep 17 00:35:51 knights-lounge kernel: [<c014aade>] [<c0108db7>] Sep 17 00:35:51 knights-lounge kernel: Sep 17 00:35:51 knights-lounge pppd[219]: Couldn't attach to channel 3: No such device or address Sep 17 00:35:51 knights-lounge pppd[219]: Couldn't attach to channel 4: No such device or address Sep 17 00:35:51 knights-lounge kernel: Code: 8b 82 b8 00 00 00 01 48 2c 8b 44 24 10 85 c0 74 11 8b 82 b8
now here is the output from ksymoops: Sep 14 20:35:09 knights-lounge kernel: cpu: 0, clocks: 2665987, slice: 1332993 Sep 15 20:04:01 knights-lounge kernel: cpu: 0, clocks: 2665716, slice: 1332858 Sep 17 00:35:49 knights-lounge kernel: Unable to handle kernel NULL pointer dereference at virtual address 000000b8 Sep 17 00:35:49 knights-lounge kernel: c02735f8 Sep 17 00:35:49 knights-lounge kernel: *pde = 00000000 Sep 17 00:35:49 knights-lounge kernel: Oops: 0000 Sep 17 00:35:49 knights-lounge kernel: CPU: 0 Sep 17 00:35:49 knights-lounge kernel: EIP: 0010:[<c02735f8>] Not tainted Using defaults from ksymoops -t elf32-i386 -a i386 Sep 17 00:35:49 knights-lounge kernel: EFLAGS: 00010246 Sep 17 00:35:49 knights-lounge kernel: eax: 00000000 ebx: cb24c41c ecx: 00000023 edx: 00000000 Sep 17 00:35:49 knights-lounge kernel: esi: df99cec0 edi: 00000000 ebp: 00000023 esp: c6bdbebc Sep 17 00:35:49 knights-lounge kernel: ds: 0018 es: 0018 ss: 0018 Sep 17 00:35:49 knights-lounge kernel: Process pppoeci (pid: 32552, stackpage=c6bdb000) Sep 17 00:35:50 knights-lounge kernel: Stack: e08a38b3 00000000 cb24c41c 00000023 00000001 00000000 00000212 df41c500 Sep 17 00:35:51 knights-lounge kernel: cb24c400 cb24c400 00000000 d28a76c0 c02741d2 cb24c41c c0279d43 cb24c41c Sep 17 00:35:51 knights-lounge kernel: 000001f0 00000078 04040300 df3b2200 0000000a 00001180 cb24c400 00008800 Sep 17 00:35:51 knights-lounge kernel: Call Trace: [<e08a38b3>] [<c02741d2>] [<c0279d43>] [<c027a8ef>] [<c014a8ed>] Sep 17 00:35:51 knights-lounge kernel: [<c014aade>] [<c0108db7>] Sep 17 00:35:51 knights-lounge kernel: Code: 8b 82 b8 00 00 00 01 48 2c 8b 44 24 10 85 c0 74 11 8b 82 b8 >>EIP; c02735f8 <usb_claim_bandwidth+8/40> <===== >>ebx; cb24c41c <_end+aeb4104/204e4d68> >>esi; df99cec0 <_end+1f604ba8/204e4d68> >>esp; c6bdbebc <_end+6843ba4/204e4d68> Trace; e08a38b3 <[usb-uhci]uhci_submit_urb+253/390> Trace; c02741d2 <usb_submit_urb+32/40> Trace; c0279d43 <proc_submiturb+2f3/5c0> Trace; c027a8ef <usbdev_ioctl+23f/2b0> Trace; c014a8ed <file_ioctl+6d/190> Trace; c014aade <sys_ioctl+ce/230> Trace; c0108db7 <system_call+33/38> Code; c02735f8 <usb_claim_bandwidth+8/40> 00000000 <_EIP>: Code; c02735f8 <usb_claim_bandwidth+8/40> <===== 0: 8b 82 b8 00 00 00 mov 0xb8(%edx),%eax <===== Code; c02735fe <usb_claim_bandwidth+e/40> 6: 01 48 2c add %ecx,0x2c(%eax) Code; c0273601 <usb_claim_bandwidth+11/40> 9: 8b 44 24 10 mov 0x10(%esp,1),%eax Code; c0273605 <usb_claim_bandwidth+15/40> d: 85 c0 test %eax,%eax Code; c0273607 <usb_claim_bandwidth+17/40> f: 74 11 je 22 <_EIP+0x22> c027361a <usb_claim_bandwidth+2a/40> Code; c0273609 <usb_claim_bandwidth+19/40> 11: 8b 82 b8 00 00 00 mov 0xb8(%edx),%eax Sep 17 00:39:09 knights-lounge kernel: cpu: 0, clocks: 2665985, slice: 1332992 1 warning issued. Results may not be reliable. that's it. I'd be glad if anyone could help. This problem tends to appear about each three days, when connection is lost (each 1440.1 minutes). btw the way here is part of my kernel conf: <*> Support for USB [*] Preliminary USB device filesystem <M> UHCI (Intel PIIX4, VIA, ...) support and now part of pppd conf: (options file) usepeerdns noauth lock noipdefault (/etc/peers/adsl) debug kdebug 1 noipdefault defaultroute pty "/usr/local/bin/pppoeci -v 1 -vpi 8 -vci 35" sync noaccomp nopcomp noccp novj holdoff 10 linkname eciadsl maxfail 10 usepeerdns noauth lcp-echo-interval 0 persist this is the end. sorry that was a bit wordy. if you have any other question feel free to mail me. and please, CC me as i'm not suscribed to these MLs. best regards, laurent. -- Low Up The Irons ! ------------------------------------------------------------- NetCourrier, votre bureau virtuel sur Internet : Mail, Agenda, Clubs, Toolbar... Web/Wap : www.netcourrier.com Téléphone/Fax : 08 92 69 00 21 (0,34 € TTC/min) Minitel: 3615 NETCOURRIER (0,15 € TTC/min) ------------------------------------------------------- This SF.NET email is sponsored by: AMD - Your access to the experts on Hammer Technology! Open Source & Linux Developers, register now for the AMD Developer Symposium. Code: EX8664 http://www.developwithamd.com/developerlab _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel