Date: Sun, 31 Dec 2006 14:32:37 +0900 From: Norikatsu Shigemura <nork@FreeBSD.org> To: freebsd-current@FreeBSD.org Cc: Alan Cox <alc@FreeBSD.org>, Norikatsu Shigemura <nork@FreeBSD.org> Subject: panic on pmap_remove_pages with INVARIANTS Message-ID: <20061231143237.89a181d0.nork@FreeBSD.org>
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Hi, I have a trouble about pmap. $ uname -a FreeBSD nadesico.ninth-nine.com 7.0-CURRENT FreeBSD 7.0-CURRENT #34: Sat Dec 30 16:23:53 JST 2006 nork@nadesico.ninth-nine.com:/usr/obj/usr/src/sys/NADESICO i386 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - FreeBSD/i386 (nadesico.ninth-nine.com) (dcons) login: panic: Bad link elm 0x82d99da8 prev->next != elm cpuid = 1 KDB: enter: panic [thread pid 19264 tid 100318 ] Stopped at kdb_enter+0x30: leave db> c panic: boot: not running on cpu 0 cpuid = 1 KDB: enter: panic [thread pid 19264 tid 100318 ] Stopped at kdb_enter+0x30: leave db> bt Tracing pid 19264 tid 100318 td 0x84ef1a20 kdb_enter(806b56bb,1,8072ab90,f9f8cb48,84ef1a20,...) at kdb_enter+0x30 panic(806b5745,0,806b56df,112,8072ab90,...) at panic+0x13b boot(104,0,806b56df,234,84ef1a20,...) at boot+0x7d panic(806acd11,82d99da8,806d7b56,bc7,0,...) at panic+0x1a1 pmap_remove_pages(8635cddc,806b46d3,ae,0,84b0f480,...) at pmap_remove_pages+0x24a vmspace_exit(84ef1a20,0,806b24b2,126,1,...) at vmspace_exit+0x90 exit1(84ef1a20,0,f9f8cd2c,8068f363,84ef1a20,...) at exit1+0x5c7 sys_exit(84ef1a20,f9f8cd00,4,c,f9f8cd38,...) at sys_exit+0x1d syscall(f9f8cd38) at syscall+0x2e3 Xint0x80_syscall() at Xint0x80_syscall+0x20 --- syscall (0, FreeBSD ELF32, nosys), eip = 0x2, esp = 0x206, ebp = 0x7fbfd684 --- db> call doadump Physical memory: 1527 MB Dumping 277 MB: 262 246 230 214 198 182 166 150 134 118 102 86 70 54 38 22 6 Dump complete = 0xf db> reset cpu_reset: Restarting BSP cpu_reset_proxy: Stopped CPU 1 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - I tried to kgdb kernel.debug vmcore.0. But I don't know that I should check parameters:-(. What do I dump pmap_t related parametres?
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