kern/134540: [sysctl] [panic] kernel panic after sysctl -a (in strlcpy.c:56)

Wed Jun 3 01:20:04 UTC 2009

The following reply was made to PR kern/134540; it has been noted by GNATS.

From: alex at opticomspb.ru
To: bug-followup at FreeBSD.org,
 need4spam at bk.ru
Cc:  
Subject: Re: kern/134540: [sysctl] [panic] kernel panic after sysctl -a (in 
          strlcpy.c:56)
Date: Wed, 3 Jun 2009 04:33:26 +0400 (MSD)

 Problem with
 # sysctl -a
 disappeared somewhere near 2009-06-02's

 but problem with detach/attach wifi transfomed to this:

 Fatal trap 12: page fault while in kernel mode
 cpuid = 0; apic id = 00
 fault virtual address	= 0x68
 fault code		= supervisor write, page not present
 instruction pointer	= 0x20:0xc09d8892
 stack pointer	        = 0x28:0xe8acba6c
 frame pointer	        = 0x28:0xe8acbb14
 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		= 2582 (route)
 trap number		= 12
 panic: page fault
 cpuid = 0
 Uptime: 11m28s
 Physical memory: 1391 MB
 Dumping 123 MB: 108 92 76 60 44 28 (CTRL-C to abort)  (CTRL-C to abort) 
 (CTRL-C to abort)  12

 Reading symbols from /boot/kernel/linprocfs.ko...Reading symbols from
 /boot/kernel/linprocfs.ko.symbols...done.
 done.
 Loaded symbols for /boot/kernel/linprocfs.ko
 Reading symbols from /boot/kernel/linux.ko...Reading symbols from
 /boot/kernel/linux.ko.symbols...done.
 done.
 Loaded symbols for /boot/kernel/linux.ko
 Reading symbols from /boot/kernel/linsysfs.ko...Reading symbols from
 /boot/kernel/linsysfs.ko.symbols...done.
 done.
 Loaded symbols for /boot/kernel/linsysfs.ko
 Reading symbols from /boot/kernel/geom_eli.ko...Reading symbols from
 /boot/kernel/geom_eli.ko.symbols...done.
 done.
 Loaded symbols for /boot/kernel/geom_eli.ko
 Reading symbols from /boot/kernel/snd_hda.ko...Reading symbols from
 /boot/kernel/snd_hda.ko.symbols...done.
 done.
 Loaded symbols for /boot/kernel/snd_hda.ko
 Reading symbols from /boot/kernel/sound.ko...Reading symbols from
 /boot/kernel/sound.ko.symbols...done.
 done.
 Loaded symbols for /boot/kernel/sound.ko
 Reading symbols from /boot/kernel/atapicam.ko...Reading symbols from
 /boot/kernel/atapicam.ko.symbols...done.
 done.
 Loaded symbols for /boot/kernel/atapicam.ko
 Reading symbols from /boot/modules/bcmwl5_sys.ko...done.
 Loaded symbols for /boot/modules/bcmwl5_sys.ko
 Reading symbols from /boot/kernel/ndis.ko...Reading symbols from
 /boot/kernel/ndis.ko.symbols...done.
 done.
 Loaded symbols for /boot/kernel/ndis.ko
 Reading symbols from /boot/kernel/if_ndis.ko...Reading symbols from
 /boot/kernel/if_ndis.ko.symbols...done.
 done.
 Loaded symbols for /boot/kernel/if_ndis.ko
 Reading symbols from /boot/kernel/aio.ko...Reading symbols from
 /boot/kernel/aio.ko.symbols...done.
 done.
 Loaded symbols for /boot/kernel/aio.ko
 Reading symbols from /boot/kernel/ntfs_iconv.ko...Reading symbols from
 /boot/kernel/ntfs_iconv.ko.symbols...done.
 done.
 Loaded symbols for /boot/kernel/ntfs_iconv.ko
 Reading symbols from /boot/kernel/libiconv.ko...Reading symbols from
 /boot/kernel/libiconv.ko.symbols...done.
 done.
 Loaded symbols for /boot/kernel/libiconv.ko
 Reading symbols from /boot/kernel/ntfs.ko...Reading symbols from
 /boot/kernel/ntfs.ko.symbols...done.
 done.
 Loaded symbols for /boot/kernel/ntfs.ko
 Reading symbols from /boot/kernel/radeon.ko...Reading symbols from
 /boot/kernel/radeon.ko.symbols...done.
 done.
 Loaded symbols for /boot/kernel/radeon.ko
 Reading symbols from /boot/kernel/drm.ko...Reading symbols from
 /boot/kernel/drm.ko.symbols...done.
 done.
 Loaded symbols for /boot/kernel/drm.ko
 Reading symbols from /usr/local/modules/rtc.ko...done.
 Loaded symbols for /usr/local/modules/rtc.ko
 #0  doadump () at pcpu.h:246
 246	pcpu.h: No such file or directory.
 	in pcpu.h
 (kgdb) bt
 #0  doadump () at pcpu.h:246
 #1  0xc090a6d7 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:420
 #2  0xc090a9cc in panic (fmt=Variable "fmt" is not available.
 ) at /usr/src/sys/kern/kern_shutdown.c:576
 #3  0xc0c7e8fc in trap_fatal (frame=0xe8acba2c, eva=104)
     at /usr/src/sys/i386/i386/trap.c:933
 #4  0xc0c7ebe0 in trap_pfault (frame=0xe8acba2c, usermode=0, eva=104)
     at /usr/src/sys/i386/i386/trap.c:846
 #5  0xc0c7f742 in trap (frame=0xe8acba2c) at
 /usr/src/sys/i386/i386/trap.c:528
 #6  0xc0c636bb in calltrap () at /usr/src/sys/i386/i386/exception.s:165
 #7  0xc09d8892 in route_output (m=0xc5dd9900, so=0xc5e764bc) at atomic.h:153
 #8  0xc09d3cc8 in raw_usend (so=0xc5e764bc, flags=Variable "flags" is not
 available.
 )
     at /usr/src/sys/net/raw_usrreq.c:234
 #9  0xc09d70c5 in rts_send (so=0xc5e764bc, flags=0, m=0xc5dd9900, nam=0x0,
     control=0x0, td=0xc5596480) at /usr/src/sys/net/rtsock.c:308
 #10 0xc096c640 in sosend_generic (so=0xc5e764bc, addr=0x0, uio=0xe8acbc54,
     top=0xc5dd9900, control=0x0, flags=0, td=0xc5596480)
     at /usr/src/sys/kern/uipc_socket.c:1262
 #11 0xc0967edf in sosend (so=0xc5e764bc, addr=0x0, uio=0xe8acbc54, top=0x0,
     control=0x0, flags=0, td=0xc5596480)
     at /usr/src/sys/kern/uipc_socket.c:1306
 #12 0xc09513a3 in soo_write (fp=0xc5e9ad90, uio=0xe8acbc54,
     active_cred=0xc4ea3300, flags=0, td=0xc5596480)
     at /usr/src/sys/kern/sys_socket.c:104
 #13 0xc094ad17 in dofilewrite (td=0xc5596480, fd=3, fp=0xc5e9ad90,
     auio=0xe8acbc54, offset=-1, flags=0) at file.h:239
 #14 0xc094b008 in kern_writev (td=0xc5596480, fd=3, auio=0xe8acbc54)
     at /usr/src/sys/kern/sys_generic.c:445
 #15 0xc094b08f in write (td=0xc5596480, uap=0xe8acbcf8)
     at /usr/src/sys/kern/sys_generic.c:361
 #16 0xc0c7efe5 in syscall (frame=0xe8acbd38)
     at /usr/src/sys/i386/i386/trap.c:1073
 #17 0xc0c63750 in Xint0x80_syscall () at
 /usr/src/sys/i386/i386/exception.s:261
 #18 0x00000033 in ?? ()