Re: [parisc-linux] sstfb crash

[Joel Soete <joel.soete@tiscali.be>]

Arjen Hommersom wrote:

>On Friday 25 April 2003 18:57, Joel Soete wrote:
>  
>
>>>I just tried to test my Voodoo2 card on a C240 machine. I compiled
>>>2.4.20-pa32 and set CONFIG_FB_VOODOO1=m. The compiler was 3.0.4.
>>>Unfortunately it crashes when i try to load it. The following messages
>>>appear just before it locks up hard: [dump]
>>>      
>>>
>>It would be also of good help if you try to run the dump_analyser.sh (T.
>>Varene) on this 'dump' with your kernel.
>>    
>>
>
>Thanks for your reply. I have attached the output of the dump_analyser.
>
>regards,
>Arjen Hommersom
>
>------------------------------------------------------------------------
>
Interesting, isn't it :)

>IAOQ = 10135394
>Func: kfree, Off: 34, Addr: 0x10135394
>
here is the kernel function which made panic kernel. (why? we need 
expert help)

>10135390:	00 01 0d 60 	ssm 1,r0
>10135394:	35 d3 00 30 	ldo 18(r14),r19
>10135398:	4a 63 00 c8 	ldw 64(r19),r3
>1013539c:	36 73 00 c8 	ldo 64(r19),r19
>
>GR0 = 00000000
>
>GR1 = 102ad810
>Func: vm_table, Off: c, Addr: 0x102ad810
>102ad810:	92 e0 b0 64 	cmpiclr,>> 32,r23,r0
>102ad814:	34 17 00 64 	ldi 32,r23
>102ad818:	8a e6 80 48 	cmpb,>>= r6,r23,102ad844 <tcp_retransmit_timer+0xe4>
>102ad81c:	34 05 00 02 	ldi 1,r5
>
>GR2 = 101f5f68
>Func: fb_alloc_cmap, Off: 3c, Addr: 0x101f5f68
>101f5f60:	eb f8 1d 9c 	b,l 10227e34 <sr_audio_ioctl+0x2b4>,r31
>101f5f64:	0b 83 0a 03 	add,l r3,ret0,r3
>101f5f68:	08 1d 02 5a 	copy ret1,r26
>101f5f6c:	08 ba 0a 1a 	add,l r26,r5,r26
>
>GR3 = 1ebe5ab4
>
>GR4 = 00000000
>
>GR5 = 00000000
>
>GR6 = 00000000
>
>GR7 = 1ebe5800
>
>GR8 = ffffffff
>
>GR9 = 1ec64810
>
>GR10 = 6269745f
>
>GR11 = 1ebaa000
>
>GR12 = 1fdabcc0
>
>GR13 = 1ec64550
>
>GR14 = 000435a8
>
>GR15 = 00042da8
>
>GR16 = 00042da8
>
>GR17 = 00042da8
>
>GR18 = 000521c8
>
>GR19 = 00450192
>
>GR20 = 001f5dce
>
>GR21 = 2bb0e9ab
>
>GR22 = eae3e71d
>
>GR23 = 745f6c6f
>
>GR24 = 00000000
>
>GR25 = 00000000
>
>GR26 = 745f6c6f
>
>GR27 = 10292010
>Func: $global$, Off: 0, Addr: 0x10292010
>10292010:	6f cd 01 00 	stw,ma r13,80(sp)
>
>GR28 = 0000000f
>
>GR29 = f3000000
>
>GR30 = 1ec64900
>
>GR31 = 101f20d4
>Func: pci_write_config_dword, Off: 40, Addr: 0x101f20d4
>
iirc this is the calling function

>101f20d0:	0a 98 02 14 	and r24,r20,r20
>101f20d4:	34 13 00 80 	ldi 40,r19
>101f20d8:	82 93 20 70 	cmpb,= r19,r20,101f2118 <set_geometry_intr+0x70>
>101f20dc:	34 1c 00 00 	ldi 0,ret0
>
>Kernel symbols on the stack:
>[<10159e6c>]: Func: seq_read, Off: 318, Addr: 0x10159e6c
>[<0003242c>]: 
>[<0003556c>]: 
>[<00032adc>]: 
>[<000355cc>]: 
>[<0003556c>]: 
>[<00034fee>]: 
>[<00034940>]: 
>[<00034fb4>]: 
>[<0003556c>]: 
>[<000355a4>]: 
>[<101f1ac8>]: Func: pci_announce_device, Off: 60, Addr: 0x101f1ac8
>[<000355a4>]: 
>[<101f1b90>]: Func: pci_register_driver, Off: 98, Addr: 0x101f1b90
>[<000355a4>]: 
>[<000345c8>]: 
>[<1011cff0>]: Func: sys_init_module, Off: 640, Addr: 0x1011cff0
>[<101049fc>]: Func: handle_interruption, Off: 150, Addr: 0x101049fc
>[<00032060>]: 
>[<10109f90>]: Func: syscall_exit, Off: 0, Addr: 0x10109f90
>[<0002b800>]: 
>[<10109084>]: Func: intr_check_sig, Off: 0, Addr: 0x10109084
>[<10108cf4>]: Func: _switch_to_ret, Off: 0, Addr: 0x10108cf4
>[<1013eaac>]: Func: chrdev_open, Off: 54, Addr: 0x1013eaac
>[<1013d610>]: Func: dentry_open, Off: 1e8, Addr: 0x1013d610
>[<1014db28>]: Func: locate_fd, Off: 88, Addr: 0x1014db28
>[<1011f77c>]: Func: it_real_fn, Off: 0, Addr: 0x1011f77c
>
>Done.
>  
>
I will be interested by expert analyse.

Sorry to not be helpfull,
    Joel