Messages in this thread | | | Date | Thu, 28 Jun 2001 23:12:45 +0200 | From | "Udo A. Steinberg" <> | Subject | Re: Tvmixer Oops |
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Gerd Knorr wrote: > > On Mon, Jun 25, 2001 at 12:56:03PM +0200, Udo A. Steinberg wrote: > > > > Hello, > > > > Attached is the trace of an oops which seems to be caused by the > > tvmixer code. Tvmixer is compiled monolithically into the kernel, > > the rest of bttv is compiled as modules. > > Any hints on how to reproduce that one?
I just got another one, however I still cannot reliably reproduce it.
Regards, Udo.
ksymoops 2.4.1 on i686 2.4.5-ac18. Options used -V (default) -k /proc/ksyms (default) -l /proc/modules (default) -o /lib/modules/2.4.5-ac18/ (default) -m /boot/System.map-2.4.5-ac18 (specified)
Unable to handle kernel NULL pointer dereference at virtual address 0000002c c01b8faa *pde = 00000000 Oops: 0000 CPU: 0 EIP: 0010:[<c01b8faa>] Using defaults from ksymoops -t elf32-i386 -a i386 EFLAGS: 00010282 eax: 00000000 ebx: ccb16980 ecx: 00000010 edx: 00000000 esi: c02f7fc0 edi: 00000000 ebp: 00000010 esp: cf351ef4 ds: 0018 es: 0018 ss: 0018 Process rat-4.2.19-medi (pid: 5876, stackpage=cf351000) Stack: c028b580 00000000 c01cfa68 c5c0dc40 c85162c0 00000000 c85162c0 c5c0dc40 c14a82c0 c028ab60 c85162c0 c5c0dc40 c14a82c0 c5c0dc40 ffffffeb 00000002 c013900a c5c0dc40 c012febe c5c0dc40 c85162c0 c85162c0 c5c0dc40 00000000 Call Trace: [<c01cfa68>] [<c013900a>] [<c012febe>] [<c012ef5d>] [<c012ee92>] [<c012f186>] [<c0106bfb>] Code: 83 78 2c 00 74 09 50 8b 40 2c ff d0 83 c4 04 31 c0 5b 5e c3
>>EIP; c01b8faa <tvmixer_open+5a/70> <===== Trace; c01cfa68 <soundcore_open+108/190> Trace; c013900a <permission+2a/30> Trace; c012febe <chrdev_open+3e/50> Trace; c012ef5d <dentry_open+bd/140> Trace; c012ee92 <filp_open+52/60> Trace; c012f186 <sys_open+36/a0> Trace; c0106bfb <system_call+33/38> Code; c01b8faa <tvmixer_open+5a/70> 00000000 <_EIP>: Code; c01b8faa <tvmixer_open+5a/70> <===== 0: 83 78 2c 00 cmpl $0x0,0x2c(%eax) <===== Code; c01b8fae <tvmixer_open+5e/70> 4: 74 09 je f <_EIP+0xf> c01b8fb9 <tvmixer_open+69/70> Code; c01b8fb0 <tvmixer_open+60/70> 6: 50 push %eax Code; c01b8fb1 <tvmixer_open+61/70> 7: 8b 40 2c mov 0x2c(%eax),%eax Code; c01b8fb4 <tvmixer_open+64/70> a: ff d0 call *%eax Code; c01b8fb6 <tvmixer_open+66/70> c: 83 c4 04 add $0x4,%esp Code; c01b8fb9 <tvmixer_open+69/70> f: 31 c0 xor %eax,%eax Code; c01b8fbb <tvmixer_open+6b/70> 11: 5b pop %ebx Code; c01b8fbc <tvmixer_open+6c/70> 12: 5e pop %esi Code; c01b8fbd <tvmixer_open+6d/70> 13: c3 ret - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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