Date: Mon, 10 Jun 1996 14:32:14 +0300 (EET DST) From: Heikki Suonsivu <hsu@clinet.fi> To: FreeBSD-gnats-submit@freebsd.org Subject: kern/1307: vm_page_free: freeing busy page Message-ID: <199606101132.OAA27370@zetor.clinet.fi> Resent-Message-ID: <199606101140.EAA00617@freefall.freebsd.org>
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>Number: 1307 >Category: kern >Synopsis: vm_page_free: freeing busy page >Confidential: no >Severity: serious >Priority: high >Responsible: freebsd-bugs >State: open >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Mon Jun 10 04:40:01 PDT 1996 >Last-Modified: >Originator: Heikki Suonsivu >Organization: Clinet, Espoo, Finland >Release: FreeBSD 2.2-CURRENT i386 >Environment: loaded news server, sup Jun 10 03:40 GMT >Description: ftp://ftp.clinet.fi/pub/FreeBSD/crashdumps/*.85.gz hsu#news.clinet.fi Mon 8: gdb -k kernel.85 vmcore.85 GDB is free software and you are welcome to distribute copies of it under certain conditions; type "show copying" to see the conditions. There is absolutely no warranty for GDB; type "show warranty" for details. GDB 4.13 (i386-unknown-freebsd), Copyright 1994 Free Software Foundation, Inc... IdlePTD 269000 current pcb at 220690 panic: vm_page_free: freeing busy page #0 boot (howto=256) at ../../i386/i386/machdep.c:940 940 dumppcb.pcb_cr3 = rcr3(); (kgdb) bt #0 boot (howto=256) at ../../i386/i386/machdep.c:940 #1 0xf01173a6 in panic (fmt=0xf01bd865 "vm_page_free: freeing busy page") at ../../kern/subr_prf.c:127 #2 0xf01bd922 in vm_page_freechk_and_unqueue (m=0xf02afe60) at ../../vm/vm_page.c:765 #3 0xf01bdb5d in vm_page_free_zero (m=0xf02afe60) at ../../vm/vm_page.c:862 #4 0xf01c6abb in pmap_release (pmap=0xf36d0364) at ../../i386/i386/pmap.c:712 #5 0xf01b7f24 in vmspace_free (vm=0xf36d0300) at ../../vm/vm_map.c:264 #6 0xf01ce9da in cpu_wait (p=0xf356c500) at ../../i386/i386/vm_machdep.c:628 #7 0xf010c355 in wait1 (q=0xf3423000, uap=0xefbfff94, retval=0xefbfff84, compat=0) at ../../kern/kern_exit.c:426 #8 0xf010c183 in wait4 (p=0xf3423000, uap=0xefbfff94, retval=0xefbfff84) at ../../kern/kern_exit.c:323 #9 0xf01cb221 in syscall (frame={tf_es = 39, tf_ds = 39, tf_edi = 1, tf_esi = 0, tf_ebp = -272640996, tf_isp = -272629788, tf_ebx = 134758496, tf_edx = 61456, tf_ecx = 23, tf_eax = 7, tf_trapno = 12, tf_err = 7, tf_eip = 134541137, tf_cs = 31, tf_eflags = 534, tf_esp = -272641020, tf_ss = 39}) at ../../i386/i386/trap.c:890 #10 0xf01c24c5 in Xsyscall () #11 0x5c1e in ?? () #12 0x7c24 in ?? () #13 0x799a in ?? () #14 0xa0a2 in ?? () #15 0x1096 in ?? () (kgdb) quit >How-To-Repeat: Within 8 hours from upgrade. >Fix: >Audit-Trail: >Unformatted:
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