Date: Wed, 13 Oct 2004 13:26:37 +0400 From: Andrew Belashov <bel@orel.ru> To: Maxim Konovalov <maxim@macomnet.ru> Cc: freebsd-sparc64@freebsd.org Subject: Re: sparc64 kernel dump debug Message-ID: <416CF4CD.4040708@orel.ru> In-Reply-To: <20041013114636.V82232@mp2.macomnet.net> References: <20041012154552.E60900@mp2.macomnet.net> <416CC9D4.3050904@orel.ru> <20041013114636.V82232@mp2.macomnet.net>
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Maxim Konovalov wrote: >>Maxim Konovalov wrote: >>| Are there any ways to debug a kernel dump on sparc64? On our SMP >>| netra1440: >> >>I use gdb53 or gdb6 from ports. >> >>Try my package as temp workaround: >> >><http://www.orel.ru/~bel/packages/gdb-6_20040914.tbz>; >> >>MD5 (gdb-6_20040914.tbz) = bfc1b21a9abe92f6550dfa8acd9769c7 >>SIZE = 801882 > > > Yes, it works, thank you! Any ideas what's happened: > > panic: trap: fast data access mmu miss > cpuid = 0 > boot() called on cpu#0 > Uptime: 11d1h56m16s > Dumping 2048 MB (1 chunks) > chunk at 0: 2147483648 bytes |\^H/\^H > --- > #0 doadump () at /usr/src/sys/kern/kern_shutdown.c:233 > 233 savectx(&dumppcb); > doadump () at /usr/src/sys/kern/kern_shutdown.c:233 > 233 savectx(&dumppcb); > (kgdb) bt f > #0 doadump () at /usr/src/sys/kern/kern_shutdown.c:233 > No locals. > #1 0x00000000c01193c0 in boot (howto=260) > at /usr/src/sys/kern/kern_shutdown.c:385 > first_buf_printf = 1 > #2 0x00000000c0119ccc in panic (fmt=0xc02d1138 "trap: %s") > at /usr/src/sys/kern/kern_shutdown.c:541 > _tid = (struct thread *) 0xfffff80039daea00 > td = (struct thread *) 0xfffff80039daea00 > bootopt = 260 > newpanic = 1 > buf = "trap: fast data access mmu miss", '\0' <repeats 224 > times> > #3 0x00000000c022e8c4 in trap (tf=0xff9e51c0) > at /usr/src/sys/sparc64/sparc64/trap.c:370 > td = (struct thread *) 0xfffff80039daea00 > p = (struct proc *) 0xc033f398 > sticks = 3223512960 > error = -1070788296 > sig = -6401600 > #4 0x00000000c0038fe0 in tl1_trap () > No symbol table info available. > #5 0x00000000c0038fe0 in tl1_trap () > > > ? > Hmm... Stack corrupted? Please show tf[0], td[0], p[0] from frame #3.
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