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Date:      Tue, 24 Jul 2018 09:51:26 +0000
From:      bugzilla-noreply@freebsd.org
To:        bugs@FreeBSD.org
Subject:   [Bug 230008] [panic] [fdescfs] Page fault in vn_finished_write+0x13
Message-ID:  <bug-230008-227@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D230008

            Bug ID: 230008
           Summary: [panic] [fdescfs] Page fault in vn_finished_write+0x13
           Product: Base System
           Version: CURRENT
          Hardware: Any
                OS: Any
            Status: New
          Severity: Affects Only Me
          Priority: ---
         Component: kern
          Assignee: bugs@FreeBSD.org
          Reporter: pho@FreeBSD.org

20180724 11:01:27 all (5/573): fdescfs.sh

Fatal trap 12: page fault while in kernel mode
cpuid =3D 2; apic id =3D 02
fault virtual address   =3D 0x70
fault code              =3D supervisor read data, page not present
instruction pointer     =3D 0x20:0xffffffff80c82943
stack pointer           =3D 0x28:0xfffffe002e0f97b0
frame pointer           =3D 0x28:0xfffffe002e0f97c0
code segment            =3D base 0x0, limit 0xfffff, type 0x1b
                        =3D DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags        =3D interrupt enabled, resume, IOPL =3D 0
current process         =3D 76129 (ls)
[ thread pid 76129 tid 100138 ]
Stopped at      vn_finished_write+0x13: cmpq    $0,ll+0x4f(%rax)
db>

Details @ https://people.freebsd.org/~pho/stress/log/fdescfs-3.txt

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