From owner-freebsd-current Sun Oct 4 13:13:58 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id NAA19857 for freebsd-current-outgoing; Sun, 4 Oct 1998 13:13:58 -0700 (PDT) (envelope-from owner-freebsd-current@FreeBSD.ORG) Received: from cons.org (knight.cons.org [194.233.237.86]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id NAA19840 for ; Sun, 4 Oct 1998 13:13:47 -0700 (PDT) (envelope-from cracauer@cons.org) Received: (from cracauer@localhost) by cons.org (8.8.8/8.7.3) id WAA05484 for current@freebsd.org; Sun, 4 Oct 1998 22:13:24 +0200 (CEST) Message-ID: <19981004221324.A5471@cons.org> Date: Sun, 4 Oct 1998 22:13:24 +0200 From: Martin Cracauer To: current@FreeBSD.ORG Subject: Timeout SCB handled by another timeout (kernel from saturday) Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.93.1i Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG My machine stopped making the world with a current kernel the night from saturday to sunday. It's onboard 7880 with an older seagate disk (elite) on an Dual P5 (see dmesg below). It usually counts as reliable. No unusal activity happend that night (other drives at the bus were not used). Timeout SCB handled by another timeout swap_pager: indefinite wait in buffer ... I broke to the bebugger, this is the backtrace (doesn't look useful, tough): IdlePTD 2805760 initial pcb at 24ce24 panicstr: from debugger panic messages: --- panic: from debugger mp_lock = 01000002; cpuid = 1; lapic.id = 01000000 boot() called on cpu#1 syncing disks... Fatal trap 12: page fault while in kernel mode mp_lock = 01000003; cpuid = 1; lapic.id = 01000000 fault virtual address = 0xb8 fault code = supervisor read, page not present instruction pointer = 0x8:0xf013c8f7 stack pointer = 0x10:0xff804cbc frame pointer = 0x10:0xff804cd0 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 <- SMP: XXX panic: from debugger mp_lock = 01000003; cpuid = 1; lapic.id = 01000000 boot() called on cpu#1 dumping to dev 401, offset 131072 dump 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 --- #0 boot (howto=260) at ../../kern/kern_shutdown.c:268 268 dumppcb.pcb_cr3 = rcr3(); (kgdb) bt #0 boot (howto=260) at ../../kern/kern_shutdown.c:268 #1 0xf013abc4 in panic (fmt=0xf0115cb8 "from debugger") at ../../kern/kern_shutdown.c:430 #2 0xf0115cd5 in db_panic (addr=-266384575, have_addr=0, count=-1, modif=0xff804e30 "") at ../../ddb/db_command.c:432 #3 0xf0115bb5 in db_command (last_cmdp=0xf02364c4, cmd_table=0xf0236324, aux_cmd_tablep=0xf024a010) at ../../ddb/db_command.c:332 #4 0xf0115d42 in db_command_loop () at ../../ddb/db_command.c:454 #5 0xf0118453 in db_trap (type=3, code=0) at ../../ddb/db_trap.c:71 #6 0xf01f48d4 in kdb_trap (type=3, code=0, regs=0xff804f20) at ../../i386/i386/db_interface.c:157 #7 0xf0206128 in trap (frame={tf_es = 16, tf_ds = 16, tf_edi = -1073741824, tf_esi = 1, tf_ebp = -8368284, tf_isp = -8368312, tf_ebx = 110, tf_edx = -266384628, tf_ecx = 980, tf_eax = 16, tf_trapno = 3, tf_err = 0, tf_eip = -266384575, tf_cs = 8, tf_eflags = 582, tf_esp = -266384644, tf_ss = -266213389}) at ../../i386/i386/trap.c:507 #8 0xf01f4b41 in Debugger (msg=0xf021e7f3 "kbd") at ../../i386/i386/db_interface.c:316 #9 0xf021e995 in sgetc (noblock=1) at ../../i386/isa/pcvt/pcvt_kbd.c:1751 #10 0xf021a4af in pcvt_timeout (arg=0x0) at ../../i386/isa/pcvt/pcvt_drv.c:813 #11 0xf013ed43 in softclock () at ../../kern/kern_timeout.c:124 /var/crash(wings)7# dmesg Copyright (c) 1992-1998 FreeBSD Inc. Copyright (c) 1982, 1986, 1989, 1991, 1993 The Regents of the University of California. All rights reserved. FreeBSD 3.0-BETA #3: Sat Oct 3 18:27:19 MEST 1998 cracauer@wings.cons.org:/usr/src/sys/compile/WINGS Timecounter "i8254" frequency 1193182 Hz cost 2763 ns CPU: Pentium/P54C (586-class CPU) Origin = "GenuineIntel" Id = 0x52c Stepping=12 Features=0x3bf real memory = 67108864 (65536K bytes) avail memory = 62492672 (61028K bytes) Programming 24 pins in IOAPIC #0 FreeBSD/SMP: Multiprocessor motherboard cpu0 (BSP): apic id: 0, version: 0x00030010, at 0xfee00000 cpu1 (AP): apic id: 1, version: 0x00030010, at 0xfee00000 io0 (APIC): apic id: 2, version: 0x00170011, at 0xfec00000 Probing for devices on PCI bus 0: chip0: rev 0x03 on pci0.0.0 chip1: rev 0x01 on pci0.7.0 ide_pci0: rev 0x00 on pci0.7.1 de0: rev 0x11 int a irq 17 on pci0.9.0 de0: SMC 21041 [10Mb/s] pass 1.1 de0: address 00:e0:29:09:8c:67 ncr0: rev 0x11 int a irq 18 on pci0.10.0 vga0: rev 0x00 int a irq 9 on pci0.11.0 ahc0: rev 0x00 int a irq 19 on pci0.12.0 ahc0: Using left over BIOS settings ahc0: aic7880 Wide Channel A, SCSI Id=7, 16/255 SCBs Probing for devices on the ISA bus: vt0 at 0x60-0x6f irq 1 on motherboard vt0: unkown s3, 80 col, color, 8 scr, mf2-kbd, [R3.20-b24] ed0 not found at 0x280 sio0 at 0x3f8-0x3ff irq 4 flags 0x10 on isa sio0: type 16550A sio1 at 0x2f8-0x2ff irq 3 on isa sio1: type 16550A lpt0 at 0x378-0x37f irq 7 on isa lpt0: Interrupt-driven port lp0: TCP/IP capable interface lpt1 not found psm0 at 0x60-0x64 irq 12 on motherboard psm0: model Generic PS/2 mouse, device ID 0 fdc0 at 0x3f0-0x3f7 irq 6 drq 2 on isa fdc0: FIFO enabled, 8 bytes threshold fd0: 1.44MB 3.5in wdc0 at 0x1f0-0x1f7 irq 14 on isa wdc0: unit 0 (wd0): wd0: 3077MB (6303024 sectors), 6253 cyls, 16 heads, 63 S/T, 512 B/S ep0 not found at 0x300 aha0 not found npx0 on motherboard npx0: INT 16 interface joy0 at 0x201 on isa joy0: joystick Intel Pentium F00F detected, installing workaround APIC_IO: Testing 8254 interrupt delivery APIC_IO: routing 8254 via pin 2 ccd0-3: Concatenated disk drivers SMP: AP CPU #1 Launched! de0: enabling BNC port pass0 at ncr0 bus 0 target 3 lun 0 pass0: Fixed Scanner SCSI1 device pass0: 3.300MB/s transfers changing root device to da0s1a cd1 at ahc0 bus 0 target 6 lun 0 cd1: Removable CD-ROM SCSI2 device cd1: 3.300MB/s transfers cd1: cd present [147191 x 2048 byte records] da0 at ahc0 bus 0 target 0 lun 0 da0: Fixed Direct Access SCSI2 device da0: 10.0MB/s transfers (10.0MHz, offset 15), Tagged Queueing Enabled da0: 2777MB (5688447 512 byte sectors: 64H 32S/T 2777C) (da0:ahc0:0:0:0): tagged openings now 16 cd0 at ncr0 bus 0 target 6 lun 0 cd0: Removable CD-ROM SCSI2 device cd0: 3.300MB/s transfers cd0: Attempt to query device size failed: NOT READY, Medium not present - tray closed -- %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Martin Cracauer http://www.cons.org/cracauer Tel.: (private) +4940 5221829 Fax.: (private) +4940 5228536 Paper: (private) Waldstrasse 200, 22846 Norderstedt, Germany To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message