Re: Page faults from bento cluster (Re: Problems reading vmcores)

2002-09-03 Thread Don Lewis
On 31 Aug, Kris Kennaway wrote: Another one. I have the cores if anyone needs to look at them..otherwise I'll stop posting these for now. Kris panic: page fault panic messages: --- Fatal trap 12: page fault while in kernel mode fault virtual address = 0x4 fault code =

Re: Page faults from bento cluster (Re: Problems reading vmcores)

2002-09-01 Thread Don Lewis
On 31 Aug, Kris Kennaway wrote: panic: page fault panic messages: --- Fatal trap 12: page fault while in kernel mode fault virtual address = 0x4 Looks like a NULL structure pointer dereference. It looks like the access is four bytes into the structure. #7 0xc021d91f in

Re: Page faults from bento cluster (Re: Problems reading vmcores)

2002-09-01 Thread Don Lewis
On 31 Aug, Kris Kennaway wrote: Another page fault in umount I haven't seen any reports of this one before. #6 0xc0399a48 in calltrap () at {standard input}:98 #7 0xc029198d in vflush (mp=0xc5e6, rootrefs=0, flags=2) at vnode_if.h:309 #8 0xc0200eaa in devfs_unmount (mp=0xc5e6,

Re: Page faults from bento cluster (Re: Problems reading vmcores)

2002-09-01 Thread Bruce Evans
On Sun, 1 Sep 2002, Don Lewis wrote: This code in vflush() bothers me: mtx_lock(mntvnode_mtx); loop: for (vp = TAILQ_FIRST(mp-mnt_nvnodelist); vp; vp = nvp) { /* * Make sure this vnode wasn't reclaimed in getnewvnode(). *

Re: Page faults from bento cluster (Re: Problems reading vmcores)

2002-09-01 Thread Kris Kennaway
On Sat, Aug 31, 2002 at 11:30:32PM -0700, Don Lewis wrote: I've seen other reports of similar crashes on the list. What version of imgact_elf.c is this? $FreeBSD: src/sys/kern/imgact_elf.c,v 1.111 2002/06/02 20:05:54 schweikh Exp $ Kris msg42383/pgp0.pgp Description: PGP signature

Page faults from bento cluster (Re: Problems reading vmcores)

2002-08-31 Thread Kris Kennaway
I worked out what was wrong: some of them were very old vmcores that had never been saved. There's another problem though, because those machines have all panicked in the past 24 hours, so I don't know where the remaining dumps went. Kris panic: page fault panic messages: --- Fatal trap 12:

Re: Page faults from bento cluster (Re: Problems reading vmcores)

2002-08-31 Thread Kris Kennaway
Another page fault in umount panic: page fault panic messages: --- Fatal trap 12: page fault while in kernel mode fault virtual address = 0x28 fault code = supervisor read, page not present instruction pointer = 0x8:0xc02012ed stack pointer = 0x10:0xda021b1c frame

Re: Page faults from bento cluster (Re: Problems reading vmcores)

2002-08-31 Thread Kris Kennaway
Another one. I have the cores if anyone needs to look at them..otherwise I'll stop posting these for now. Kris panic: page fault panic messages: --- Fatal trap 12: page fault while in kernel mode fault virtual address = 0x4 fault code = supervisor read, page not present