Date: Fri, 13 Nov 2009 14:15:04 -0500 From: David Horn <dhorn2000@gmail.com> To: freebsd-current@freebsd.org Subject: Re: initcpu.c r199067 boot hang Message-ID: <25ff90d60911131115y17c2205eo4a832ff5b23d54ab@mail.gmail.com> In-Reply-To: <25ff90d60911112248w16d966a3je5d4440ada2950ed@mail.gmail.com> References: <25ff90d60911112248w16d966a3je5d4440ada2950ed@mail.gmail.com>
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On Thu, Nov 12, 2009 at 1:48 AM, David Horn <dhorn2000@gmail.com> wrote: > I am seeing a problem on my Dell Inspiron 1520 laptop causing a boot > failure (hang) after r199067 with -CURRENT. Kernel with 199066 works > fine. > > System is amd64 running generic kernel, and no loader.conf entries. > System has latest bios update. > > CPU: Intel(R) Core(TM)2 Duo CPU T7500 @ 2.20GHz (2194.52-MHz K8-class CPU) > Origin = "GenuineIntel" Id = 0x6fa Stepping = 10 > Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE> > Features2=0xe3bd<SSE3,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,CX16,xTPR,PDCM> > AMD Features=0x20100800<SYSCALL,NX,LM> > AMD Features2=0x1<LAHF> > TSC: P-state invariant > real memory = 2147483648 (2048 MB) > avail memory = 2052681728 (1957 MB) > ACPI APIC Table: <DELL M08 > > FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs > FreeBSD/SMP: 1 package(s) x 2 core(s) > cpu0 (BSP): APIC ID: 0 > cpu1 (AP): APIC ID: 1 > > > Root FS happens to be on USB (although looking at the svn diff for > 199067, I am guessing this does not make a difference) Hang occurs > right about the time that I would expect to normally see the > following: > > SMP: AP CPU #1 Launched! > > This is a hard hang requiring 4 second power button push. > > Please let me know if any additional details or tests would be useful. > > ---Dave Horn > For the record, SVN r199253 fixes this issue. --Davehelp
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