Date: Mon, 17 Nov 1997 12:27:41 +0200 From: Alexander Litvin <archer@lucky.net> To: hackers@freebsd.org Subject: FreeBSD crashes under heavy network load... Message-ID: <19971117122741.11033@burka.carrier.kiev.ua>
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It's 2.2.5-stable. Proxy server. Crashes constantly, always in the same
place. Output of bt:
------------------------------------------------------------------------
bash# gdb -k
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 4.16 (i386-unknown-freebsd), Copyright 1996 Free Software Foundation, Inc.
(kgdb) symbol-file /kernel.debug
Reading symbols from /kernel.debug...done.
(kgdb) exec-file /var/crash/kernel.1
(kgdb) core-file /var/crash/vmcore.1
IdlePTD 1c3000
current pcb at 1ac9d0
panic: page fault
#0 boot (howto=260) at ../../kern/kern_shutdown.c:266
266 dumppcb.pcb_cr3 = rcr3();
(kgdb) bt
#0 boot (howto=260) at ../../kern/kern_shutdown.c:266
#1 0xf01116e2 in panic (fmt=0xf017b84f "page fault")
at ../../kern/kern_shutdown.c:390
#2 0xf017c3b6 in trap_fatal (frame=0xf01a0dc4) at ../../i386/i386/trap.c:742
#3 0xf017bea4 in trap_pfault (frame=0xf01a0dc4, usermode=0)
at ../../i386/i386/trap.c:653
#4 0xf017bb7f in trap (frame={tf_es = -266731504, tf_ds = -267255792,
tf_edi = 0, tf_esi = -161442560, tf_ebp = -266727920,
tf_isp = -266727956, tf_ebx = -158123136, tf_edx = 0,
tf_ecx = -162092544, tf_eax = -158123264, tf_trapno = 12, tf_err = 0,
tf_eip = -267186362, tf_cs = 8, tf_eflags = 66118, tf_esp = 0,
tf_ss = -158123136}) at ../../i386/i386/trap.c:311
#5 0xf0130f46 in vget (vp=0xf6933b80, lockflag=1) at ../../kern/vfs_subr.c:817
#6 0xf015cd3c in ffs_sync (mp=0xf6573600, waitfor=2, cred=0xf3c17880,
p=0xf01b7c94) at ../../ufs/ffs/ffs_vfsops.c:819
#7 0xf0132407 in sync (p=0xf01b7c94, uap=0x0, retval=0x0)
at ../../kern/vfs_syscalls.c:360
#8 0xf01112ed in boot (howto=256) at ../../kern/kern_shutdown.c:199
#9 0xf01116e2 in panic (fmt=0xf017b84f "page fault")
at ../../kern/kern_shutdown.c:390
#10 0xf017c3b6 in trap_fatal (frame=0xf01a0f48) at ../../i386/i386/trap.c:742
#11 0xf017bea4 in trap_pfault (frame=0xf01a0f48, usermode=0)
at ../../i386/i386/trap.c:653
#12 0xf017bb7f in trap (frame={tf_es = -154664944, tf_ds = -267059184,
---Type <return> to continue, or q <return> to quit---
tf_edi = -1073741824, tf_esi = -1073741824, tf_ebp = -266727540,
tf_isp = -266727568, tf_ebx = -265166040, tf_edx = 172511825,
tf_ecx = -159965440, tf_eax = 87502848, tf_trapno = 12, tf_err = 0,
tf_eip = -267083713, tf_cs = 8, tf_eflags = 66054, tf_esp = -266715032,
tf_ss = -266714668}) at ../../i386/i386/trap.c:311
#13 0xf014a03f in tcp_fasttimo () at ../../netinet/tcp_timer.c:111
#14 0xf0124677 in pffasttimo (arg=0x0) at ../../kern/uipc_domain.c:234
#15 0xf01090fc in softclock () at ../../kern/kern_clock.c:715
(kgdb)
------------------------------------------------------------------------
Where is BSD(tm) excellnet networking? :((((
--
Alexander Litvin
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