From owner-freebsd-stable Wed Sep 19 2:53:19 2001 Delivered-To: freebsd-stable@freebsd.org Received: from mss.rdc2.nsw.optushome.com.au (ha1.rdc2.nsw.optushome.com.au [203.164.2.50]) by hub.freebsd.org (Postfix) with ESMTP id 9BE6337B419 for ; Wed, 19 Sep 2001 02:53:14 -0700 (PDT) Received: from dt.home ([203.164.148.68]) by mss.rdc2.nsw.optushome.com.au (InterMail vM.4.01.03.20 201-229-121-120-20010223) with ESMTP id <20010919095303.BQGU11136.mss.rdc2.nsw.optushome.com.au@dt.home> for ; Wed, 19 Sep 2001 19:53:03 +1000 Received: (from tonym@localhost) by dt.home (8.11.6/8.11.6) id f8J9r6L37449; Wed, 19 Sep 2001 19:53:06 +1000 (EST) (envelope-from tonym) Date: Wed, 19 Sep 2001 19:53:06 +1000 (EST) From: Tony Maher Message-Id: <200109190953.f8J9r6L37449@dt.home> To: stable@freebsd.org Subject: (random?) panics with 4.4-RC Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Since moving to 4.4 I have had a number of crashes (4 or 5, normally only see every few months) on my laptop a Dell Inspiron 3500. There does not seem to be any pattern but this last one was several minutes after it had resumed (normally not a problem). Only thing I was doing was composing an email message (using vi). > uname -a FreeBSD dt.home 4.4-RC FreeBSD 4.4-RC #13: Fri Sep 14 21:28:38 EST 2001 root@dt.home:/usr/obj/usr/src/sys/DT i386 Here is output from dmesg .... sio4: type 16550A sio4: unable to activate interrupt in fast mode - using normal mode ed0 at port 0x240-0x25f irq 11 slot 0 on pccard0 ed0: address 00:80:c8:8f:29:aa, type NE2000 (16 bit) panic: Removing other than first element syncing disks... Fatal trap 12: page fault while in kernel mode fault virtual address = 0x30 fault code = supervisor read, page not present instruction pointer = 0x8:0xc0268b7c stack pointer = 0x10:0xc036bd08 frame pointer = 0x10:0xc036bd10 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, def32 1, gran 1 processor eflags = interrupt enabled, resume, IOPL = 0 current process = Idle interrupt mask = bio trap number = 12 panic: page fault Uptime: 1d12h56m31s dumping to dev #ad/0x20001, offset 786560 dump ata0: resetting devices .. done Following handbook advice on debugging the crash I get limited info: This GDB was configured as "i386-unknown-freebsd". (kgdb) symbol kernel.debug Reading symbols from kernel.debug...done. (kgdb) exec-file /var/crash/kernel.6 (kgdb) core-file /var/crash/vmcore.6 IdlePTD 0 initial pcb at 3b6140 panic messages: --- dmesg: kvm_read: invalid address (c03ad0f8) --- #0 0x0 in ?? () (kgdb) where #0 0x0 in ?? () (kgdb) list 1 /* THIS FILE IS GENERATED, DO NOT EDIT. */ 2 3 #define DEFINE_SET(set, count) \ 4 __asm__(".section .set." #set ",\"aw\""); \ 5 __asm__(".globl " #set); \ 6 __asm__(".type " #set ",@object"); \ 7 __asm__(".p2align 2"); \ 8 __asm__(#set ":"); \ 9 __asm__(".long " #count); \ 10 __asm__(".previous") I do use mount_null (and have since around Jun 30) but these crashes are only in the last 2-3 weeks. Does this mean anything to anyone? Anything else I can do? thanks tonym do use mount_null (and have since around Jun 30) but these crashes are only in the last 2-3 weeks. Does this mean anything to anyone? Anything else I can do? thanks tonym To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message