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Date:      Sat, 22 Jul 2017 11:10:01 +0000
From:      bugzilla-noreply@freebsd.org
To:        freebsd-bugs@FreeBSD.org
Subject:   [Bug 220923] [boot] [panic] 11.1-RC3 Kernel panic during boot
Message-ID:  <bug-220923-8@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D220923

            Bug ID: 220923
           Summary: [boot] [panic] 11.1-RC3 Kernel panic during boot
           Product: Base System
           Version: 11.0-STABLE
          Hardware: amd64
                OS: Any
            Status: New
          Severity: Affects Only Me
          Priority: ---
         Component: kern
          Assignee: freebsd-bugs@FreeBSD.org
          Reporter: zlei.huang@gmail.com

Created attachment 184595
  --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=3D184595&action=
=3Dedit
Full crash log

I upgraded my test vm from 11.1-RC2 to 11.1-RC3, and the system crashs duri=
ng
system boot.

Environment:
rMBP, OS X 10.9.5, VMware Fusion, 2 process core, 512MB memeory, 2G virtual
hard disk for system install and two virtual hard disks for data, bridged
VMXNET3 nic

System is installed with ZFS root. The /boot/loader.conf is as following,

kern.peom.label.disk_ident.enable=3D"0"
kern.geom.label.gptid.enable=3D"0"
vfs.zfs.min_auto_ashift=3D12
zfs_load=3D"YES"

hw.pci.honor_msi_blacklist=3D"0"
hw.vmx.txnqueue=3D"4"
hw.vmx.rxnqueue=3D"4"

Crash log:
kernel trap 12 with interrupts disabled


Fatal trap 12: page fault while in kernel mode
cpuid =3D 1; apic id =3D 02
fault virtual address   =3D 0x18
fault code              =3D supervisor read data, page not present
instruction pointer     =3D 0x20:0xffffffff808eac3a
stack pointer           =3D 0x28:0xfffffe001d3f2000
frame pointer           =3D 0x28:0xfffffe001d3f2050
code segment            =3D base 0x0, limit 0xfffff, type 0x1b
                        =3D DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags        =3D resume, IOPL =3D 0
current process         =3D 4 (doneq0)
trap number             =3D 12
panic: page fault
cpuid =3D 1
KDB: stack backtrace:
#0 0xffffffff80aada97 at kdb_backtrace+0x67
#1 0xffffffff80a6bb76 at vpanic+0x186
#2 0xffffffff80a6b9e3 at panic+0x43
#3 0xffffffff80edf832 at trap_fatal+0x322
#4 0xffffffff80edf889 at trap_pfault+0x49
#5 0xffffffff80edf0c6 at trap+0x286
#6 0xffffffff80ec3641 at calltrap+0x8
#7 0xffffffff808f26d8 at vt_flush+0x398
#8 0xffffffff80ac09cf at termcn_cnputc+0xff
#9 0xffffffff80a100ed at cnputc+0x7d
#10 0xffffffff80a103f8 at cnputs+0xb8
#11 0xffffffff80ab36ad at putchar+0x14d
#12 0xffffffff80ab323d at kvprintf+0x103d
#13 0xffffffff80ab3ea7 at vprintf+0x87
#14 0xffffffff80ab3e13 at printf+0x43
#15 0xffffffff80307c52 at xpt_announce_periph+0x62
#16 0xffffffff8032e089 at cddone+0x249
#17 0xffffffff8030dbe7 at xpt_done_process+0x677

Full crash log is attached.

Anyone has a clue about this panic?

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