[parisc-linux] SMP (in)stability

[Grant Grundler]

Thibaut VARENE wrote:
> hangs occured (SysRq 't', Ryan modified), take a look at:
> http://pateam.esiee.fr/archive/mails/
> 
> and read the *SMPHangReport* files...

ah - thanks for saving those.
Here's another crash we just got last night on the A500-6X.

grant


-pa52 kernel panic'd at 22:07
running gcc1 test in background
ran two cvs updates on the kernel.

Kernel Fault: Code=26 regs=0000000012a2cd40 (Addr=0000000010112738)

     YZrvWESTHLNXBCVMcbcbcbcbOGFRQPDI
PSW: 00001000000001000000000100001110 Not tainted
r00-03  0000000000000000 0000000010421c10 00000000101869c4 0000000030c14010
r04-07  0000000030c14000 0000000010415410 0000000030c14010 0000000000000000
r08-11  0000000012a2ca48 000000000000000b 0000000000000000 0000000010415410
r12-15  000000000000000b 0000000000000000 0000000012a2ca80 0000000000000000
r16-19  0000000000000000 000000000000004a 0000000010490000 0000000000000001
r20-23  0000000010112738 0000000012a1b550 000000000800000f 000000000800000f
r24-27  0000000000000000 0000000030c14018 0000000012a1b540 0000000010415410
r28-31  0000000000000104 0000000012a2cd30 0000000012a2cd40 0000000010398840
sr0-3   0000000000005700 0000000000009780 0000000000000000 0000000000000080
sr4-7   0000000000000000 0000000000000000 0000000000000000 0000000000000000

IASQ: 0000000000000000 0000000000000000 IAOQ: 000000001013078c 0000000010130790
 IIR: 0e9512c0    ISR: 0000000000000000  IOR: 0000000010112738
 CPU:        0   CR30: 0000000012a2c000 CR31: 0000000010498000
 ORIG_R28: 000000001015ed00

GR02 0x101869c4 poll_freewait+3c
IOAQ 0x1013078c remove_wait_queue+1c