[Pvfs2-developers] pvfs kernel module crash on 2.4.21-sgi-hacked

[Murali Vilayannur]

Hi Pete,
drat..This is not running vanilla 2.4.21 right?
I have a 2.4.21 vanilla kernel installed on vmware although it is not
emulating an ia64 hw and it all seems to work fine..

thanks,
Murali

> No luck.  Got rid of call to dcache_dir_open() in pvfs2_file_open()
> and it oopses similarly, but in a slightly different place.  I give
> up, but thanks for thinking about it.
>
>                 -- Pete
>
> ipf-login3 login: pvfs2: module version 2.6.1pre1-2006-12-22-203603 loaded
> kernel BUG in header file at line 259
> kernel BUG at panic.c:297!
> Unable to handle kernel paging request at virtual address a000000000000000
> bash[11555]: Oops 11003706212352
>
> Pid: 11555, comm:                 bash
> Registers: cpu 0, sapicid 0x0000, time 190952785
> psr : 0000121008026038 ifs : 8000000000000186 ip  : [<e0000000044ffb91>]    Tainted: PF
> ip is at __out_of_line_bug+0x71/0xa0 [kernel]
> unat: 0000000000000000 pfs : 0000000000000186 rsc : 0000000000000003
> rnat: 0000000000000000 bsps: 0000000000000000 pr  : 9a1680005416a955
> ldrs: 0000000000000000 ccv : 0000000000000000 fpsr: 0009804c8a70033f
> b0  : e0000000044ffb80 b6  : e0000030042d5e00 b7  : e000000000fffc00
> f6  : 1003e0a3d70a3d70a3eb8 f7  : 10008fa00000000000000
> f8  : 1003e0000002b7115a611 f9  : 10024adc456984773b943
> r1  : e0000000051ff200 r2  : a000000000000000 r3  : e00002b0061b4074
> r8  : 000000000000001b r9  : 0000000000000001 r10 : 0000000000000073
> r11 : e00002b0061b47b0 r12 : e00000346926fe10 r13 : e000003469268000
> r14 : e00002b0061b4008 r15 : 0000000000000000 r16 : 0000000000000000
> r17 : 0000000000004000 r18 : 0000000000004000 r19 : 0000000000004000
> r20 : e00002b0061b47b8 r21 : e00000346926fdb0 r22 : 0000000000000000
> r23 : e00002b0061b4790 r24 : 0000000000000073 r25 : 0000000000000073
> r26 : 0000000000000000 r27 : e00000346926803c r28 : e00000347b8c003c
> r29 : e00000347b8c0000 r30 : e00002b0061b4010 r31 : e00002b0061b4008
>
> Call Trace:
>  [<e000000004415220>] show_stack+0x80/0xa0 [kernel]
>                                 sp=e00000346926fa10 bsp=e00000346926b370
>  [<e000000004431f60>] die+0x1a0/0x2e0 [kernel]
>                                 sp=e00000346926fbe0 bsp=e00000346926b340
>  [<e000000004453870>] ia64_do_page_fault+0x370/0x980 [kernel]
>                                 sp=e00000346926fbe0 bsp=e00000346926b2e8
>  [<e00000000440e320>] ia64_leave_kernel+0x0/0x290 [kernel]
>                                 sp=e00000346926fc70 bsp=e00000346926b2e8
>  [<e0000000044ffb90>] __out_of_line_bug+0x70/0xa0 [kernel]
>                                 sp=e00000346926fe10 bsp=e00000346926b2b8
>  [<e0000000045c59f0>] d_alloc+0x1f0/0x380 [kernel]
>                                 sp=e00000346926fe10 bsp=e00000346926b278
>  [<e0000000045ad8c0>] real_lookup+0x1a0/0x340 [kernel]
>                                 sp=e00000346926fe10 bsp=e00000346926b238
>  [<e0000000045af180>] link_path_walk+0x13c0/0x1b00 [kernel]
>                                 sp=e00000346926fe10 bsp=e00000346926b1c8
>  [<e0000000045b0010>] path_lookup+0x90/0xa0 [kernel]
>                                 sp=e00000346926fe30 bsp=e00000346926b1a0
>  [<e0000000045b08a0>] __user_walk+0x80/0xc0 [kernel]
>                                 sp=e00000346926fe30 bsp=e00000346926b178
>  [<e0000000045a4870>] sys_newstat+0x30/0x180 [kernel]
>                                 sp=e00000346926fe30 bsp=e00000346926b118
>  [<e00000000440e300>] ia64_ret_from_syscall+0x0/0x20 [kernel]
>                                 sp=e00000346926fe60 bsp=e00000346926b0f0
>
> Entering kdb (current=0xe000003469268000, pid 11555) on processor 0 Oops: <NULL>
> due to oops @ 0xe0000000044ffb91
>  psr: 0x0000121008026038   ifs: 0x8000000000000186    ip: 0xe0000000044ffb90
> unat: 0x0000000000000000   pfs: 0x0000000000000186   rsc: 0x0000000000000003
> rnat: 0x0000000000000000  bsps: 0x0000000000000000    pr: 0x9a1680005416a955
> ldrs: 0x0000000000000000   ccv: 0x0000000000000000  fpsr: 0x0009804c8a70033f
>   b0: 0xe0000000044ffb80    b6: 0xe0000030042d5e00    b7: 0xe000000000fffc00
>   r1: 0xe0000000051ff200    r2: 0xa000000000000000    r3: 0xe00002b0061b4074
>   r8: 0x000000000000001b    r9: 0x0000000000000001   r10: 0x0000000000000073
>  r11: 0xe00002b0061b47b0   r12: 0xe00000346926fe10   r13: 0xe000003469268000
>  r14: 0xe00002b0061b4008   r15: 0x0000000000000000   r16: 0x0000000000000000
>  r17: 0x0000000000004000   r18: 0x0000000000004000   r19: 0x0000000000004000
>  r20: 0xe00002b0061b47b8   r21: 0xe00000346926fdb0   r22: 0x0000000000000000
>  r23: 0xe00002b0061b4790   r24: 0x0000000000000073   r25: 0x0000000000000073
>  r26: 0x0000000000000000   r27: 0xe00000346926803c   r28: 0xe00000347b8c003c
>  r29: 0xe00000347b8c0000   r30: 0xe00002b0061b4010   r31: 0xe00002b0061b4008
> &regs = e00000346926fc80
>
>