Greetings,
Have you or anyone gotten Linux to use both B channels with an external
serial TA, like the 3Com Impact IQ? I can get the IQ to connect with one B
channel just fine, but not both. Thanks in advance!
Dale
At 10:19 AM 2/4/99 +0000, David Woodhouse wrote:
>2.2.1, with CVS ISDN4kernel from two days ago. Using HiSax (Teles 16.3cPnP),
>syncPPP and lzs compression. The kmem_free complaints are quite common, but
>the oops isn't. I know it's not in the ISDN code, but it's almost certainly
>caused by a bad skb generated by the ISDN code, so that's why I'm sending it
>here.
>
>Should I stop using the CVS now, and just use the ISDN code that's in 2.2.1?
>
>kmem_free: Either bad obj addr or double free (objp=c10be400, name=size-1024)
>kmem_free: Either bad obj addr or double free (objp=c1879800, name=size-1024)
>kmem_free: Either bad obj addr or double free (objp=c1a47c00, name=size-1024)
>kmem_free: Either bad obj addr or double free (objp=c045dc00, name=size-1024)
>kmem_free: Either bad obj addr or double free (objp=c045d000, name=size-1024)
>kmem_free: Either bad obj addr or double free (objp=c0781c00, name=size-1024)
>kmem_free: Either bad obj addr or double free (objp=c0780800, name=size-1024)
>kmem_free: Bad obj addr (objp=c0953f00, name=size-128)
>Unable to handle kernel NULL pointer dereference at virtual address 00000000
>current->tss.cr3 = 00101000, %cr3 = 00101000
>*pde = 00000000
>Oops: 0002
>CPU: 0
>EIP: 0010:[<c011fea9>]
>EFLAGS: 00010202
>eax: 0000003a ebx: c009e140 ecx: 00000002 edx: c1206000
>esi: c0953f00 edi: 00000202 ebp: 00000000 esp: c0203efc
>ds: 0018 es: 0018 ss: 0018
>Process swapper (pid: 0, process nr: 0, stackpage=c0203000)
>Stack: c18db4bc c0203f48 c08cd9c0 c0953f9c c0953f9c c015b367 c0953f00
>c18db460
> c015b42c c18db460 c18db460 00000058 c0167618 c18db460 00000000
>c18db460
> c01f5dc4 00000058 c0200008 c0200008 c015cc64 c18db460 c168940c
>c01f5dc4
>Call Trace: [<c015b367>] [<c015b42c>] [<c0167618>] [<c015cc64>] [<c01179d1>]
>[<c011096b>] [<c0107f81>]
> [<c0107f89>] [<c0106000>] [<c0107fa4>] [<c0109758>] [<c0106000>]
>[<c010607b>] [<c0106000>] [<c0100176>]
>Code: c7 05 00 00 00 00 00 00 00 00 5b 5e 5f 5d 83 c4 0c c3 90 56
>Aiee, killing interrupt handler
>Kernel panic: Attempted to kill the idle task!
>In swapper task - not syncing
>SysRq: Emergency Sync
>Using `../System.map' to map addresses to symbols.
>
>>>EIP: c011fea9 <kfree+185/1b8>
>Trace: c015b367 <kfree_skbmem+23/44>
>Trace: c015b42c <__kfree_skb+a4/ac>
>Trace: c0167618 <ip_rcv+29c/2ac>
>Trace: c015cc64 <net_bh+16c/1cc>
>Trace: c01179d1 <do_bottom_half+49/64>
>Trace: c011096b <schedule+3f/21c>
>Trace: c0107f81 <cpu_idle+5d/6c>
>Trace: c0107f89 <cpu_idle+65/6c>
>Trace: c0106000 <get_options>
>Trace: c0107fa4 <sys_idle+14/24>
>Trace: c0109758 <system_call+34/38>
>Trace: c0106000 <get_options>
>Trace: c010607b <cpu_idle+7/18>
>Trace: c0106000 <get_options>
>Trace: c0100176 <L6>
>Code: c011fea9 <kfree+185/1b8>
>Code: c011fea9 <kfree+185/1b8> c7 05 00 00 00 movl $0x0,0x0
>Code: c011feae <kfree+18a/1b8> 00 00 00 00 00
>Code: c011feb3 <kfree+18f/1b8> 5b popl %ebx
>Code: c011feb4 <kfree+190/1b8> 5e popl %esi
>Code: c011feb5 <kfree+191/1b8> 5f popl %edi
>Code: c011feb6 <kfree+192/1b8> 5d popl %ebp
>Code: c011feb7 <kfree+193/1b8> 83 c4 0c addl $0xc,%esp
>Code: c011feba <kfree+196/1b8> c3 ret
>Code: c011febb <kfree+197/1b8> 90 nop
>Code: c011febc <kfree+198/1b8> 56 pushl %esi
>
>
>---- ---- ----
>David Woodhouse [EMAIL PROTECTED] Office: (+44) 1223
810302
> Project Leader, Process Information Systems Mobile: (+44) 976 658355
> Axiom (Cambridge) Ltd., Swaffham Bulbeck, Cambridge, CB5 0NA, UK.
> finger [EMAIL PROTECTED] for PGP key.
>
>
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