This patch fixes my hang.
Perez-Gonzalez, Inaky wrote:
>Hi All
>
>Stomped over this one this morning; tried to boot
>2.5.72 (config attached) into my 2xP3 Coppermine
>933 MHz and it would get stuck just after printing
>the mttr banner.
>
>The NMI watchdog would kick in and print a dump
>pointing to arch/i386/kernel/cpu/mtrr/main.c:ipi_handler:
>
>NMI Watchdog detected LOCKUP on CPU1, eip c0113b70, registers:
>CPU: 1
>EIP: 0060:[<c0113b70>] Not tainted
>EFLAGS: 00000082
>EIP is at ipi_handler+0x60/0x80
>eax: c014b2fe ebx: c2bf5f60 ecx: 000002ff edx: 00000000
>esi: 00000086 edi: c2bf2000 ebp: c2bf3f5c esp: c2bf3f44
>ds: 007b es: 007b ss: 0068
>Process swapper (pid: 0, threadinfo=c2bf2000 task=c2bf72d0)
>Stack: c0464228 00000046 c0495088 00000001 c2bf2000 00000000 c2bf3f70
>c0118412
> c2bf5f60 c01072a0 c2bf2000 c2bf3fac c010a50e c01072a0 00000000
>c2bf2000
> c2bf2000 c2bf2000 c2bf3fac 00000000 0000007b c2bf007b fffffffb
>c01072d0
>Call Trace:
> [<c0118412>] smp_call_function_interrupt+0x42/0xa0
> [<c01072a0>] default_idle+0x0/0x40
> [<c010a50e>] call_function_interrupt+0x1a/0x20
> [<c01072a0>] default_idle+0x0/0x40
> [<c01072d0>] default_idle+0x30/0x40
> [<c010736a>] cpu_idle+0x4a/0x60
> [<c012532d>] printk+0x1dd/0x290
>
>Code: f3 90 8b 43 04 85 c0 75 f7 56 9d 83 c4 10 5b 5e 5d c3 a1 44
>console shuts up ...
>
>Sooo .. decided to do the binary search thingie and tracked
>it down to patch-2.5.70-bk15-bk15.gz, change set 1.28
>(http://linux.bkbits.net:8080/linux-2.5/diffs/arch/i386/kernel/cpu/mtrr/main
>.c@1.28?nav=index.html|tags|ChangeSet@1.1215.18.33..|cset@1.1215.114.28),
>
>where mtrr_init() is changed from being a core_initcall to be a
>subsys_initcall(). Reverting that changes Fixes It For Me (tm)
>both in 2.5.70-bk16 and 2.5.72. No adversities seen so far.
>
>Please apply:
>
>--- arch/i386/kernel/cpu/mtrr/main.c~ 2003-06-16 21:19:39.000000000 -0700
>+++ arch/i386/kernel/cpu/mtrr/main.c 2003-06-19 18:52:38.000000000 -0700
>@@ -701,5 +701,5 @@
> "write-back", /* 6 */
> };
>
>-subsys_initcall(mtrr_init);
>+core_initcall(mtrr_init);
>
>Iñaky Pérez-González -- Not speaking for Intel -- all opinions are my own
>(and my fault)
>
>
>
>
>
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This archive was generated by hypermail 2b29 : Mon Jun 23 2003 - 22:00:31 EST