> -----Original Message-----
> From: Bhojani, Komel (IE03x)
> Sent: Wednesday, March 03, 2004 7:10 PM
> To: [EMAIL PROTECTED]
> Subject: Problem..in rtnet start
> Importance: High
>
> I have compiled rtnet-0.61 for linux 2.4.24/rtai-3.0
> After installing it I tried 'rtnet start' but it fails with lot of kernel
> NULL pointer references
> right from rtnet.o till the end..
> and it continuously prints "memory squeeze : skippin packets"
> Can anyone help me in this??
>
>
> This is the output of dmesg::
>
> *** RTnet 0.6.1 - built on Mar 3 2004, 18:43:48 ***
>
> RTnet: initialising real-time networking
> RTnet: stack-mgr started
> Unable to handle kernel NULL pointer dereference at virtual address
> 00000000
> printing eip:
> c88f3a6d
> *pde = 00000000
> Oops: 0002
> CPU: 0
> EIP: 0010:[<c88f3a6d>] Not tainted
> EFLAGS: 00010246
> eax: 773593ff ebx: c88ca400 ecx: 00000000 edx: 00000000
> esi: c8921000 edi: 00000201 ebp: 00000000 esp: c5a81f98
> ds: 0018 es: 0018 ss: 0018
> Process U:HARD:0:2 (pid: 688, stackpage=c5a81000)
> Stack: 00000400 c891c9f7 c5a80000 00000000 c8920c40 00000000 c8915e9e
> c8921000
> 00000000 c8921000 c5a80000 00000000 c8920c40 c890f780 c890015f
> c8920c40
> c890a3c1 00000000 00000002 00000100 c5735fb0 00000000 c01059ee
> 00000000
> Call Trace: [<c891c9f7>] [<c8920c40>] [<c8915e9e>] [<c8921000>]
> [<c8921000>]
> [<c8920c40>] [<c890f780>] [<c890015f>] [<c8920c40>] [<c890a3c1>]
> [<c01059ee>]
> [<c8900090>]
>
> Code: c7 01 02 00 00 00 8b 53 1c 29 d0 89 81 c8 00 00 00 8b 93 a0
> <1>Unable to handle kernel NULL pointer dereference at virtual address
> 00000000
> printing eip:
> c88f3a6d
> *pde = 00000000
> Oops: 0002
> CPU: 0
> EIP: 0010:[<c88f3a6d>] Not tainted
> EFLAGS: 00010046
> eax: 773593ff ebx: c88ca400 ecx: 00000000 edx: 00000000
> esi: c8921400 edi: 00000201 ebp: 00000000 esp: c5731fa4
> ds: 0018 es: 0018 ss: 0018
> Process U:HARD:0:1 (pid: 687, stackpage=c5731000)
> Stack: c5730000 c890f780 c5730000 00000000 c8921420 c890f780 c89139cc
> c8921400
> c5730000 c5730000 00000000 c890015f 00000000 c890a3c1 00000000
> 00000001
> 00000100 c5735fb0 00000000 c01059ee 00000000 c8900090 c5734000
> Call Trace: [<c890f780>] [<c8921420>] [<c890f780>] [<c89139cc>]
> [<c8921400>]
> [<c890015f>] [<c890a3c1>] [<c01059ee>] [<c8900090>]
>
> Code: c7 01 02 00 00 00 8b 53 1c 29 d0 89 81 c8 00 00 00 8b 93 a0
> <6>8139too-rt Fast Ethernet driver 0.9.24-rt0.2
> RTnet: unloaded
>
> *** RTnet 0.6.1 - built on Mar 3 2004, 18:43:48 ***
>
> RTnet: initialising real-time networking
> RTnet: stack-mgr started
> Unable to handle kernel NULL pointer dereference at virtual address
> 00000000
> printing eip:
> c88f3a6d
> *pde = 00000000
> Oops: 0002
> CPU: 0
> EIP: 0010:[<c88f3a6d>] Not tainted
> EFLAGS: 00010246
> eax: 773593ff ebx: c88ca400 ecx: 00000000 edx: 00000000
> esi: c8921000 edi: 00000201 ebp: 00000000 esp: c56d1f98
> ds: 0018 es: 0018 ss: 0018
> Process U:HARD:0:4 (pid: 693, stackpage=c56d1000)
> Stack: 00000400 c891c9f7 c56d0000 00000000 c8920c40 00000000 c8915e9e
> c8921000
> 00000000 c8921000 c56d0000 00000000 c8920c40 c890f780 c890015f
> c8920c40
> c890a3c1 00000000 00000004 00000100 c5735fb0 00000000 c01059ee
> 00000000
> Call Trace: [<c891c9f7>] [<c8920c40>] [<c8915e9e>] [<c8921000>]
> [<c8921000>]
> [<c8920c40>] [<c890f780>] [<c890015f>] [<c8920c40>] [<c890a3c1>]
> [<c01059ee>]
> [<c8900090>]
>
> Code: c7 01 02 00 00 00 8b 53 1c 29 d0 89 81 c8 00 00 00 8b 93 a0
> <1>Unable to handle kernel NULL pointer dereference at virtual address
> 00000000
> printing eip:
> c88f3a6d
> *pde = 00000000
> Oops: 0002
> CPU: 0
> EIP: 0010:[<c88f3a6d>] Not tainted
> EFLAGS: 00010046
> eax: 773593ff ebx: c88ca400 ecx: 00000000 edx: 00000000
> esi: c8921400 edi: 00000201 ebp: 00000000 esp: c5673fa4
> ds: 0018 es: 0018 ss: 0018
> Process U:HARD:0:3 (pid: 691, stackpage=c5673000)
> Stack: c5672000 c890f780 c5672000 00000000 c8921420 c890f780 c89139cc
> c8921400
> c5672000 c5672000 00000000 c890015f 00000000 c890a3c1 00000000
> 00000003
> 00000100 c5735fb0 00000000 c01059ee 00000000 c8900090 c5734000
> Call Trace: [<c890f780>] [<c8921420>] [<c890f780>] [<c89139cc>]
> [<c8921400>]
> [<c890015f>] [<c890a3c1>] [<c01059ee>] [<c8900090>]
>
> Code: c7 01 02 00 00 00 8b 53 1c 29 d0 89 81 c8 00 00 00 8b 93 a0
> <6>8139too-rt Fast Ethernet driver 0.9.24-rt0.2
> RTnet: registered rteth0
> RTnet: unregistered rteth0
> RTnet: unloaded
>
> *** RTnet 0.6.1 - built on Mar 3 2004, 18:43:48 ***
>
> RTnet: initialising real-time networking
> RTnet: stack-mgr started
> Unable to handle kernel NULL pointer dereference at virtual address
> 00000000
> printing eip:
> c88f3a6d
> *pde = 00000000
> Oops: 0002
> CPU: 0
> EIP: 0010:[<c88f3a6d>] Not tainted
> EFLAGS: 00010246
> eax: 773593ff ebx: c88ca400 ecx: 00000000 edx: 00000000
> esi: c8921000 edi: 00000201 ebp: 00000000 esp: c6931f98
> ds: 0018 es: 0018 ss: 0018
> Process U:HARD:0:6 (pid: 825, stackpage=c6931000)
> Stack: 00000400 c891c9f7 c6930000 00000000 c8920c40 00000000 c8915e9e
> c8921000
> 00000000 c8921000 c6930000 00000000 c8920c40 c890f780 c890015f
> c8920c40
> c890a3c1 00000000 00000006 00000100 c5735fb0 00000000 c01059ee
> 00000000
> Call Trace: [<c891c9f7>] [<c8920c40>] [<c8915e9e>] [<c8921000>]
> [<c8921000>]
> [<c8920c40>] [<c890f780>] [<c890015f>] [<c8920c40>] [<c890a3c1>]
> [<c01059ee>]
> [<c8900090>]
>
> Code: c7 01 02 00 00 00 8b 53 1c 29 d0 89 81 c8 00 00 00 8b 93 a0
> <1>Unable to handle kernel NULL pointer dereference at virtual address
> 00000000
> printing eip:
> c88f3a6d
> *pde = 00000000
> Oops: 0002
> CPU: 0
> EIP: 0010:[<c88f3a6d>] Not tainted
> EFLAGS: 00010046
> eax: 773593ff ebx: c88ca400 ecx: 00000000 edx: 00000000
> esi: c8921400 edi: 00000201 ebp: 00000000 esp: c567ffa4
> ds: 0018 es: 0018 ss: 0018
> Process U:HARD:0:5 (pid: 823, stackpage=c567f000)
> Stack: c567e000 c890f780 c567e000 00000000 c8921420 c890f780 c89139cc
> c8921400
> c567e000 c567e000 00000000 c890015f 00000000 c890a3c1 00000000
> 00000005
> 00000100 c5735fb0 00000000 c01059ee 00000000 c8900090 c5734000
> Call Trace: [<c890f780>] [<c8921420>] [<c890f780>] [<c89139cc>]
> [<c8921400>]
> [<c890015f>] [<c890a3c1>] [<c01059ee>] [<c8900090>]
>
> Code: c7 01 02 00 00 00 8b 53 1c 29 d0 89 81 c8 00 00 00 8b 93 a0
>
Not concerned with the rtnet!!
// <6>8139too Fast Ethernet driver 0.9.26
//eth0: RealTek RTL8139 at 0xc88d6000, 00:50:ba:89:71:38, IRQ 11
//eth0: Identified 8139 chip type 'RTL-8139B'
//eth0: link up, 100Mbps, full-duplex, lpa 0x45E1
> ------------------------
>
>
>
> One more thing:: is that when I was configuring RTNET ..i had following
> error
> when I ./configure --with-rtai=/usr/realtime
>
> But one fine day, it confidured without any error!
> ----------------------------------------------------------------
>
> checking whether gcc needs -traditional... no
> checking for working memcmp... yes
> checking return type of signal handlers... void
> checking for inet_ntoa... yes
> checking for memset... yes
> checking for socket... yes
> checking for strchr... yes
> checking for strerror... yes
> checking for RTAI 24.1.x source tree... no
> checking for RTAI 3 installation... /usr/realtime/
> checking for RTAI 3 DESTDIR... ./configure: line 1: /usr/realtime: is a
> directory
> configure: error: *** Cannot identify DESTDIR
> ---------------------------------------------------------------------
> -HELP!!
>
> -Komel
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