misc/143324: panic: vm_fault: fault on nofault entry, addr: c10a5000

[Barbara]

>Number:         143324
>Category:       misc
>Synopsis:       panic: vm_fault: fault on nofault entry, addr: c10a5000
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Thu Jan 28 21:30:11 UTC 2010
>Closed-Date:
>Last-Modified:
>Originator:     Barbara
>Release:        RELENG_8_0
>Organization:
>Environment:
FreeBSD l3avl0h.local.net 8.0-RELEASE-p2 FreeBSD 8.0-RELEASE-p2 #0: Sun Jan 10 00:05:04 CET 2010 root at l3avl0h.local.net:/usr/obj/usr/src/sys/L3AVL0H i386
>Description:
My laptop crashed while copying from it some files using scp.
If it could help, pciconf reports the following about the NIC.

em0 at pci0:0:25:0:        class=0x020000 card=0x20ee17aa chip=0x10f58086 rev=0x03 hdr=0x00
    vendor     = 'Intel Corporation'
    device     = 'Intel  82567LM-2 Gigabit Network Connection (82567LM)'
    class      = network
    subclass   = ethernet



Unread portion of the kernel message buffer:
panic: vm_fault: fault on nofault entry, addr: c10a5000
cpuid = 1
Uptime: 1d1h12m49s
Physical memory: 1981 MB
Dumping 256 MB: 241 225 209 193 177 161 145 129 113 97 81 65 49 33 17 1

Reading symbols from /boot/kernel/acpi_ibm.ko...Reading symbols from /boot/kernel/acpi_ibm.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/acpi_ibm.ko
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/logo_saver.ko...Reading symbols from /boot/kernel/logo_saver.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/logo_saver.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  0xc06abee3 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:416
#2  0xc06ac1df in panic (fmt=Variable "fmt" is not available.
) at /usr/src/sys/kern/kern_shutdown.c:579
#3  0xc08d48f1 in vm_fault (map=0xc1090000, vaddr=3238678528, fault_type=1 '\001', fault_flags=0) at /usr/src/sys/vm/vm_fault.c:283
#4  0xc09367c4 in trap_pfault (frame=0xe5d088b8, usermode=0, eva=3238682607) at /usr/src/sys/i386/i386/trap.c:835
#5  0xc09371be in trap (frame=0xe5d088b8) at /usr/src/sys/i386/i386/trap.c:528
#6  0xc091b5eb in calltrap () at /usr/src/sys/i386/i386/exception.s:165
#7  0xc08cfd08 in zone_free_item (zone=0xc107f700, item=0xc5514000, udata=0x0, skip=SKIP_DTOR, flags=2) at vm_page.h:255
#8  0xc08d2656 in uma_zfree_arg (zone=0xc107f700, item=0xc5514000, udata=0x0) at /usr/src/sys/vm/uma_core.c:2674
#9  0xc069af58 in mb_zfini_pack (mem=0xc615e400, size=256) at /usr/src/sys/kern/kern_mbuf.c:591
#10 0xc08cfbe1 in zone_free_item (zone=0xc107fa80, item=0xc615e400, udata=0x0, skip=SKIP_DTOR, flags=2) at /usr/src/sys/vm/uma_core.c:2703
#11 0xc08d2656 in uma_zfree_arg (zone=0xc107fa80, item=0xc615e400, udata=0x0) at /usr/src/sys/vm/uma_core.c:2674
#12 0xc06fcbb3 in mb_free_ext (m=0xc615e400) at uma.h:333
#13 0xc06fd1e1 in m_freem (mb=0x0) at mbuf.h:559
#14 0xc0801612 in tcp_do_segment (m=0xc5ac14d4, th=0xc5514024, so=0xc5ac14d4, tp=0xc59f54f0, drop_hdrlen=52, tlen=0, iptos=8 '\b', ti_locked=2) at /usr/src/sys/netinet/tcp_input.c:2606
#15 0xc0802d54 in tcp_input (m=0xc615e400, off0=20) at /usr/src/sys/netinet/tcp_input.c:1020
#16 0xc07982ed in ip_input (m=0xc615e400) at /usr/src/sys/netinet/ip_input.c:775
#17 0xc075657b in netisr_dispatch_src (proto=1, source=0, m=0xc615e400) at /usr/src/sys/net/netisr.c:917
#18 0xc075682c in netisr_dispatch (proto=1, m=0xc615e400) at /usr/src/sys/net/netisr.c:1004
#19 0xc074ffa9 in ether_demux (ifp=0xc4ebb000, m=0xc615e400) at /usr/src/sys/net/if_ethersubr.c:895
#20 0xc07504a6 in ether_input (ifp=0xc4ebb000, m=0xc615e400) at /usr/src/sys/net/if_ethersubr.c:754
#21 0xc054d8e7 in em_rxeof (adapter=0xc4ebf000, count=99) at /usr/src/sys/dev/e1000/if_em.c:4610
#22 0xc054faef in em_handle_rxtx (context=0xc4ebf000, pending=1) at /usr/src/sys/dev/e1000/if_em.c:1763
#23 0xc06e258f in taskqueue_run (queue=0xc4eabcc0) at /usr/src/sys/kern/subr_taskqueue.c:239
#24 0xc06e2780 in taskqueue_thread_loop (arg=0xc4ec3564) at /usr/src/sys/kern/subr_taskqueue.c:360
#25 0xc0683409 in fork_exit (callout=0xc06e26c3 <taskqueue_thread_loop>, arg=0xc4ec3564, frame=0xe5d08d38) at /usr/src/sys/kern/kern_fork.c:843
#26 0xc091b660 in fork_trampoline () at /usr/src/sys/i386/i386/exception.s:270

>How-To-Repeat:

>Fix:


>Release-Note:
>Audit-Trail:
>Unformatted: