PANIC named - trap.c

[Jiri Mikulas]

Hello
i have FreeBSD 5.2-CURRENT #0: Mon Feb 23 02:17:13 CET 2004
and i got this panic with chrooted bind9 from ports
bind8 from userland works fine
any ideas why ?:)
thanks for reply
Jiri

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panic: page fault
panic messages:
---
Fatal trap 12: page fault while in kernel mode
fault virtual address   = 0x60
fault code              = supervisor read, page not present
instruction pointer     = 0x8:0xc04d4cfe
stack pointer           = 0x10:0xce3d0a08
frame pointer           = 0x10:0xce3d0a08
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         = 357 (named)
trap number             = 12
panic: page fault
at line 819 in file /usr/src/sys/i386/i386/trap.c

(kgdb) bt
#0  doadump () at /usr/src/sys/kern/kern_shutdown.c:240
#1  0xc04f01a1 in boot (howto=256) at /usr/src/sys/kern/kern_shutdown.c:374
#2  0xc04f046f in __panic () at /usr/src/sys/kern/kern_shutdown.c:552
#3  0xc064404c in trap_fatal (frame=0xce3d09c8, eva=96) at 
/usr/src/sys/i386/i386/trap.c:819
#4  0xc0643d83 in trap_pfault (frame=0xce3d09c8, usermode=0, eva=96) at 
/usr/src/sys/i386/i386/trap.c:733
#5  0xc06439e5 in trap (frame=
      {tf_fs = 24, tf_es = 16, tf_ds = 16, tf_edi = -1030424024, tf_esi 
= -1030424024, tf_ebp = -834860536, tf_isp = -834860556, tf_ebx = 5, 
tf_edx = -834860428, tf_ecx = 31, tf_eax = 0, tf_trapno = 12, tf_err = 
0, tf_eip = -1068675842, tf_cs = 8, tf_eflags = 66118, tf_esp = 
-834860476, tf_ss = -1068759637})
    at /usr/src/sys/i386/i386/trap.c:420
#6  0xc04d4cfe in devsw (dev=0x0) at /usr/src/sys/kern/kern_conf.c:237
#7  0xc04c05ab in spec_open (ap=0xce3d0a74) at 
/usr/src/sys/fs/specfs/spec_vnops.c:151
#8  0xc04c055f in spec_vnoperate (ap=0x0) at 
/usr/src/sys/fs/specfs/spec_vnops.c:122
#9  0xc0601a87 in ufs_vnoperatespec (ap=0x0) at 
/usr/src/sys/ufs/ufs/ufs_vnops.c:2811
#10 0xc0544b44 in vn_open_cred (ndp=0xce3d0be4, flagp=0xce3d0ce4, 
cmode=0, cred=0xc295fc80, fdidx=0) at vnode_if.h:228
#11 0xc0544782 in vn_open (ndp=0x0, flagp=0xce3d0ce4, cmode=0, fdidx=4) 
at /usr/src/sys/kern/vfs_vnops.c:93
#12 0xc053ee41 in kern_open (td=0xc27a6690, path=0x0, 
pathseg=UIO_USERSPACE, flags=5, mode=0) at 
/usr/src/sys/kern/vfs_syscalls.c:971
#13 0xc053ed80 in open (td=0xc27a6690, uap=0x0) at 
/usr/src/sys/kern/vfs_syscalls.c:941
#14 0xc06442db in syscall (frame=
      {tf_fs = 47, tf_es = 47, tf_ds = 47, tf_edi = 135659936, tf_esi = 
135665664, tf_ebp = -1077941080, tf_isp = -834859660, tf_ebx = 0, tf_edx 
= 0, tf_ecx = 135631680, tf_eax = 5, tf_trapno = 12, tf_err = 2, tf_eip 
= 673918823, tf_cs = 31, tf_eflags = 658, tf_esp = -1077941124, tf_ss = 
47}) at /usr/src/sys/i386/i386/trap.c:1008
#15 0x282b2f67 in ?? ()
---Can't read userspace from dump, or kernel process---
#3  0xc064404c in trap_fatal (frame=0xce3d09c8, eva=96) at 
/usr/src/sys/i386/i386/trap.c:819
819                     panic("%s", trap_msg[type]);

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