# kgdb kern.1 vmcore.1 GNU gdb (GDB) 7.6.1 Copyright (C) 2013 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-dragonfly". For bug reporting instructions, please see: ... Reading symbols from /var/crash/kern.1...done. Unread portion of the kernel message buffer: Copyright (c) 2003-2017 The DragonFly Project. Copyright (c) 1992-2003 The FreeBSD Project. Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 The Regents of the University of California. All rights reserved. DragonFly v4.8.1-RELEASE #5: Tue Aug 1 23:19:38 EDT 2017 root@www.shiningsilence.com:/usr/obj/home/justin/release/4_8/sys/X86_64_GENERIC i8254 clock: 1193189 Hz TSC invariant clock: 2294703305 Hz CPU: Intel(R) Core(TM) i7-4850HQ CPU @ 2.30GHz (2294.70-MHz K8-class CPU) Origin = "GenuineIntel" Id = 0x40661 Stepping = 1 Features=0x783fbff Features2=0x56d8220b AMD Features=0x28100800 AMD Features2=0x21 Structured Extended Features=0x2000 real memory = 132709376 (126 MB) avail memory = 81620992 (77 MB) lapic: divisor index 0, frequency 500004435 Hz srat_probe: can't locate SRAT SMI Frequency (worst case): 38461 Hz (26 us) Initialize MI interrupts TSC: cputimer freq 71709478, shift 5 VMM: VMX is not supported by this Intel CPU wdog: In-kernel automatic watchdog reset enabled kbd1 at kbdmux0 md0: Malloc disk interrupt uses mplock: swi_taskq ACPI: RSDP 0x00000000000E0000 000024 (v02 VBOX ) ACPI: XSDT 0x0000000007FF0030 00003C (v01 VBOX VBOXXSDT 00000001 ASL 00000061) ACPI: FACP 0x0000000007FF00F0 0000F4 (v04 VBOX VBOXFACP 00000001 ASL 00000061) ACPI: DSDT 0x0000000007FF0470 0021C8 (v02 VBOX VBOXBIOS 00000002 INTL 20100528) ACPI: FACS 0x0000000007FF0200 000040 ACPI: FACS 0x0000000007FF0200 000040 ACPI: APIC 0x0000000007FF0240 000054 (v02 VBOX VBOXAPIC 00000001 ASL 00000061) ACPI: SSDT 0x0000000007FF02A0 0001CC (v01 VBOX VBOXCPUT 00000002 INTL 20100528) cryptosoft0: on motherboard aesni0: on motherboard padlock0: No ACE support. rdrand0: on motherboard acpi0: on motherboard ACPI: Executed 1 blocks of module-level executable AML code ACPI: 2 ACPI AML tables successfully acquired and loaded ACPI FADT: SCI testing interrupt mode ... ACPI FADT: SCI select level/high acpi0: Power Button (fixed) acpi0: Sleep Button (fixed) acpi_timer0 on acpi0 pcib0: port 0xcf8-0xcff on acpi0 pci0: on pcib0 isab0: at device 1.0 on pci0 isa0: on isab0 atapci0: port 0xd000-0xd00f,0x376,0x170-0x177,0x3f6,0x1f0-0x1f7 at device 1.1 on pci0 ata0: on atapci0 interrupt uses mplock: ata0 ad0: 16384MB at ata0-master UDMA33 ata1: on atapci0 interrupt uses mplock: ata1 acd0: DVDROM at ata1-master UDMA33 vgapci0: mem 0xe0000000-0xe0ffffff irq 18 at device 2.0 on pci0 vgapci0: Boot video device em0: port 0xd010-0xd017 mem 0xf0000000-0xf001ffff irq 19 at device 3.0 on pci0 em0: MAC address: 08:00:27:b2:31:f4 pci0: (vendor 0x80ee, dev 0xcafe) at device 4.0 irq 20 ohci0: mem 0xf0804000-0xf0804fff irq 22 at device 6.0 on pci0 usbus0 on ohci0 pci0: (vendor 0x8086, dev 0x7113) at device 7.0 irq 23 usbus0: 12Mbps Full Speed USB v1.0 ehci0: mem 0xf0805000-0xf0805fff irq 19 at device 11.0 on pci0 usbus1: EHCI version 1.0 ugen0.1: at usbus0 uhub0: on usbus0 usbus1 on ehci0 battery0: on acpi0 acpi_acad0: on acpi0 atkbdc0: port 0x64,0x60 irq 1 on acpi0 atkbd0: irq 1 on atkbdc0 kbd0 at atkbd0 usbus1: 480Mbps High Speed USB v2.0 ugen1.1: at usbus1 uhub1: on usbus1 psm0: irq 12 on atkbdc0 interrupt uses mplock: psm0 psm0: model IntelliMouse Explorer, device ID 4 cpu0: on acpi0 cpu_cst0: on cpu0 ACPI: Enabled 2 GPEs in block 00 to 07 orm0: at iomem 0xc0000-0xc7fff,0xe2000-0xe2fff on isa0 pmtimer0 on isa0 vga0: at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0 sc0: at flags 0x500 on isa0 sc0: VGA <16 virtual consoles, flags=0x300> sio0: can't drain, serial port might not exist, disabling sio1: can't drain, serial port might not exist, disabling hpt27xx: no controller detected. CAM: Configuring 2 busses uhub0: 12 ports with 12 removable, self powered CAM: finished configuring all busses cd0 at ata1 bus 0 target 0 lun 0 cd0: Removable CD-ROM SCSI-0 device cd0: 33.000MB/s transfers cd0: Attempt to query device size failed: NOT READY, Medium not present uhub1: 12 ports with 12 removable, self powered no B_DEVMAGIC (bootdev=0) Mounting root from ufs:serno/VB72453a18-bfd99f8c.s1d DMA space used: 160k, remaining available: 1248k Mounting devfs <118>Loading configuration files. <118>Loading devfs rules: <118> /etc/defaults/devfs.conf <118>. <118>Initializing random seed: <118>done. <118>dumpon: crash dumps to /dev/ad0s1b (21, 0x20001) <118>Starting file system checks: <118>/dev/serno/VB72453a18-bfd99f8c.s1d: <118>FILESYSTEM CLEAN; SKIPPING CHECKS <118>/dev/serno/VB72453a18-bfd99f8c.s1d: <118>clean, 11946331 free <118>(2803 frags, 1492941 blocks, 0.0% fragmentation) <118>/dev/serno/VB72453a18-bfd99f8c.s1a: <118>FILESYSTEM CLEAN; SKIPPING CHECKS <118>/dev/serno/VB72453a18-bfd99f8c.s1a: <118>clean, 438163 free <118>(155 frags, 54751 blocks, 0.0% fragmentation) <118>Setting hostname: foobar.localdomain. <118>starting dhclient on em0 <118>lo0: flags=8049 mtu 16384 <118> options=43 <118> inet 127.0.0.1 netmask 0xff000000 <118> inet6 ::1 prefixlen 128 <118> inet6 fe80::1%lo0 prefixlen 64 scopeid 0x3 <118>em0: flags=8843 mtu 1500 <118> options=1b <118> inet6 fe80::a00:27ff:feb2:31f4%em0 prefixlen 64 tentative scopeid 0x1 <118> ether 08:00:27:b2:31:f4 <118> media: Ethernet autoselect (none) <118> status: no carrier <118>Additional routing options: <118>. <118>Starting devd. <118>Mounting NFS file systems: <118>. <118>Building databases... <118>Starting syslogd. <118>Aug 14 21:27:15 foobar syslogd: kernel boot file is /boot/kernel/kernel <118>No core dumps found. swap low/high-water marks set to 16760/25140 <118>swapon: adding /dev/serno/VB72453a18-bfd99f8c.s1b as swap device <118>ELF ldconfig path: /lib /usr/lib /usr/local/lib /usr/local/libdata/ldconfig/perl5 <118>Id Refs Name <118>208 1 nfs <118>NFS CLIENT: <118> access_cache_timeout=5 <118> neg_cache_timeout=3 <118>. <118>Starting local daemons: <118>. <118>Updating motd. <118>Configuring syscons: <118> blanktime <118>. <118>Starting sshd. <118>sendmail_submit: /etc/mail/aliases.db not present, generating <118>newaliases: no recipients <118>sendmail_clientmqueue: /etc/mail/aliases.db not present, generating <118>newaliases: no recipients <118>Starting cron. <118>Local package initialization: <118>. <118>Additional TCP options: <118>. <118>Mon Aug 14 21:27:16 HKT 2017 <118>Aug 14 21:27:21 foobar login: ROOT LOGIN (root) ON ttyv0 Warning: number of clusters (2867) exceeds FAT capacity (0) Fatal trap 12: page fault while in kernel mode cpuid = 0; lapic->id = 00000000 fault virtual address = 0xffffff8041e9a004 fault code = supervisor read data, page not present instruction pointer = 0x8:0xffffffff80687ba7 stack pointer = 0x10:0xffffff8051dae438 frame pointer = 0x10:0xffffff8051dae488 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags = interrupt enabled, resume, IOPL = 0 current process = 963 current thread = pri 6 kernel: type 12 trap, code=0 CPU0 stopping CPUs: 0x00000000 stopped Physical memory: 87 MB Dumping 1106 MB: 1091 1075 1059 1043 1027 1011 995 979 963 947 931 915 899 883 867 851 835 819 803 787 771 755 739 723 707 691 675 659 643 627 611 595 579 563 547 531 515 499 483 467 451 435 419 403 387 371 355 339 323 307 291 275 259 243 227 211 195 179 163 147 131 115 99 83 67 51 35 19 3 [New kernel syncer14] [New pid 963/0, mount_msdos] [New pid 962/0, mount] [New pid 411/0, dhclient] [New pid 501/0, syslogd] [New pid 945/0, csh] [New pid 944/0, getty] [New pid 943/0, getty] [New pid 942/0, getty] [New pid 941/0, getty] [New pid 939/0, getty] [New pid 940/0, getty] [New pid 938/0, getty] [New pid 937/0, login] [New kernel syscons7] [New kernel syscons6] [New kernel syscons5] [New kernel syscons4] [New kernel syscons3] [New kernel syscons2] [New kernel syscons1] [New pid 841/0, cron] [New pid 807/0, sshd] [New pid 436/0, devd] [New pid 278/0, dhclient] [New pid 277/0, dhclient] [New kernel syncer13] [New kernel syncer12] [New kernel syncer5] [New kernel syscons255] [New kernel syncer4] [New pid 1/0, init] [New kernel consttyd] [New kernel vnlru] [New kernel bufdaemon_hw] [New kernel bufdaemon] [New kernel vmdaemon] [New kernel swapcached] [New kernel pagedaemon] [New kernel syncer3] [New kernel unp taskq] [New kernel random] [New kernel syncer2] [New kernel syncer1] [New kernel ithread12 0] [New kernel ithread1 0] [New kernel usbus1] [New kernel usbus1] [New kernel usbus1] [New kernel usbus1] [New kernel usbus0] [New kernel usbus0] [New kernel usbus0] [New kernel usbus0] [New kernel ithread22 0] [New kernel ithread19 0] [New kernel ithread15 0] [New kernel ithread14 0] [New kernel ithread9 0] [New kernel acpi_task] [New kernel ithread197 0] [New kernel ithread195 0] [New kernel xpt_thrd] [New kernel crypto returns] [New kernel crypto 0] [New kernel firmware taskq] [New kernel sensors 0] [New kernel taskq_cpu 0] [New kernel ifnet 0] [New kernel disk_msg_core] [New kernel netisr_cpu 0] [New kernel devfs_msg_core] [New kernel dsched 0] [New kernel usched 0] [New kernel usched 0] [New kernel ithread196 0] [New kernel ithreadE 0] [New kernel softclock 0] [New pid 0/0, swapper] [New kernel idle_0] Reading symbols from /boot/kernel/acpi.ko...(no debugging symbols found)...done. Loaded symbols for /boot/kernel/acpi.ko Reading symbols from /boot/kernel/ehci.ko...(no debugging symbols found)...done. Loaded symbols for /boot/kernel/ehci.ko Reading symbols from /boot/kernel/xhci.ko...(no debugging symbols found)...done. Loaded symbols for /boot/kernel/xhci.ko _get_mycpu () at ./machine/thread.h:69 69 ./machine/thread.h: No such file or directory. (kgdb) bt #0 _get_mycpu () at ./machine/thread.h:69 #1 md_dumpsys (di=0xffffffff81312f20 ) at /home/justin/release/4_8/sys/platform/pc64/x86_64/dump_machdep.c:275 #2 0xffffffff802b5ee8 in db_fncall (dummy1=, dummy2=, dummy3=, dummy4=) at /home/justin/release/4_8/sys/ddb/db_command.c:558 #3 0xffffffff802b63a4 in db_command (last_cmdp=0xffffffff812c7370 , cmd_table=, aux_cmd_tablep=, aux_cmd_tablep_end=) at /home/justin/release/4_8/sys/ddb/db_command.c:400 #4 db_command_loop () at /home/justin/release/4_8/sys/ddb/db_command.c:467 #5 0xffffffff802b9742 in db_trap (type=type@entry=12, code=code@entry=0) at /home/justin/release/4_8/sys/ddb/db_trap.c:71 #6 0xffffffff80a54576 in kdb_trap (type=type@entry=12, code=code@entry=0, regs=regs@entry=0xffffff8051dae368) at /home/justin/release/4_8/sys/platform/pc64/x86_64/db_interface.c:176 #7 0xffffffff80a5afaf in trap_fatal (frame=frame@entry=0xffffff8051dae368, eva=) at /home/justin/release/4_8/sys/platform/pc64/x86_64/trap.c:1018 #8 0xffffffff80a5b3ff in trap_pfault (frame=0xffffff8051dae368, usermode=0) at /home/justin/release/4_8/sys/platform/pc64/x86_64/trap.c:923 #9 0xffffffff80a5b8da in trap (frame=0xffffff8051dae368) at /home/justin/release/4_8/sys/platform/pc64/x86_64/trap.c:603 #10 0xffffffff80a4403f in calltrap () at /home/justin/release/4_8/sys/platform/pc64/x86_64/exception.S:188 #11 0xffffffff80687ba7 in fillinusemap (pmp=pmp@entry=0xffffff80493e9740) at /home/justin/release/4_8/sys/vfs/msdosfs/msdosfs_fat.c:913 #12 0xffffffff8068a829 in mountmsdosfs (argp=0xffffff8051dae580, mp=0xffffff804eb1ddc0, devvp=0xffffff8051aa0e60) at /home/justin/release/4_8/sys/vfs/msdosfs/msdosfs_vfsops.c:590 #13 msdosfs_mount (mp=0xffffff804eb1ddc0, path=, data=, cred=0xffffff8040749820) at /home/justin/release/4_8/sys/vfs/msdosfs/msdosfs_vfsops.c:280 #14 0xffffffff8067cefa in vfs_mount (mp=0xffffff804eb1ddc0, path=0x7fffffffe310
, data=0x7fffffffe7a0
, cred=0xffffff8040749820) at /home/justin/release/4_8/sys/kern/vfs_vfsops.c:93 #15 0xffffffff806729fd in sys_mount (uap=) at /home/justin/release/4_8/sys/kern/vfs_syscalls.c:380 #16 0xffffffff80a5c786 in syscall2 (frame=0xffffff8051dae9f8) at /home/justin/release/4_8/sys/platform/pc64/x86_64/trap.c:1228 #17 0xffffffff80a4428b in Xfast_syscall () at /home/justin/release/4_8/sys/platform/pc64/x86_64/exception.S:323 #18 0x000000000000002b in ?? () Backtrace stopped: previous frame inner to this frame (corrupt stack?) (kgdb)