Skip site navigation (1)Skip section navigation (2)
Date:      Sat, 14 Oct 2023 17:33:09 +0000
From:      bugzilla-noreply@freebsd.org
To:        virtualization@FreeBSD.org
Subject:   [Bug 274389] bhyve in 15-CURRENT unable to boot OpenBSD anymore
Message-ID:  <bug-274389-27103-bAA6hYAhGp@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-274389-27103@https.bugs.freebsd.org/bugzilla/>
References:  <bug-274389-27103@https.bugs.freebsd.org/bugzilla/>

next in thread | previous in thread | raw e-mail | index | archive | help
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D274389

Mark Johnston <markj@FreeBSD.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |markj@FreeBSD.org

--- Comment #1 from Mark Johnston <markj@FreeBSD.org> ---
> This has worked up until about a month ago.

Can you convert this into a pair of known-good and known-bad revisions?  Th=
at
is, what is the last revision where this worked, and what is the first revi=
sion
where it doesn't?

When I try booting the OpenBSD 7.3 installer, I hit an assertion failure in
modify_bar_registration():

 697         assert(error =3D=3D 0);

(gdb) bt
#0  thr_kill () at thr_kill.S:4
#1  0x00000008016f83b4 in __raise (s=3Ds@entry=3D6) at
/root/freebsd/lib/libc/gen/raise.c:50
#2  0x00000008017aa4c9 in abort () at /root/freebsd/lib/libc/stdlib/abort.c=
:65
#3  0x00000008016db741 in __assert (func=3D<optimized out>, file=3D<optimiz=
ed out>,
line=3Dline@entry=3D703, failedexpr=3D<optimized out>)
    at /root/freebsd/lib/libc/gen/assert.c:49
#4  0x0000000001059205 in modify_bar_registration (pi=3D0x801e32600, idx=3D=
0,
registration=3Dregistration@entry=3D1)
    at /usr/home/markj/src/freebsd/usr.sbin/bhyve/pci_emul.c:703
#5  0x0000000001058ceb in register_bar (pi=3D0xb6df6, idx=3D6) at
/usr/home/markj/src/freebsd/usr.sbin/bhyve/pci_emul.c:720
#6  0x0000000001058af9 in pci_cfgrw (in=3D<optimized out>, bus=3D<optimized=
 out>,
slot=3D<optimized out>, func=3D<optimized out>, coff=3D<optimized out>,=20
    bytes=3D<optimized out>, valp=3D0x7fffdeff5d0c) at
/usr/home/markj/src/freebsd/usr.sbin/bhyve/pci_emul.c:2375
#7  0x0000000001059614 in pci_emul_cfgdata (ctx=3D<optimized out>, in=3D749=
046,
port=3D<optimized out>, bytes=3D0, eax=3D<optimized out>, arg=3D<optimized =
out>)
    at /usr/home/markj/src/freebsd/usr.sbin/bhyve/pci_emul.c:2451
#8  0x000000000106e1b9 in emulate_inout (ctx=3D0x801e19500, vcpu=3D0x801e1b=
070,
vmexit=3Dvmexit@entry=3D0x7fffdeff5ec8)
    at /usr/home/markj/src/freebsd/usr.sbin/bhyve/amd64/inout.c:223
#9  0x000000000106b9f0 in vmexit_inout (ctx=3D0xb6df6, vcpu=3D0x6, vmrun=3D=
<optimized
out>) at /usr/home/markj/src/freebsd/usr.sbin/bhyve/amd64/vmexit.c:84
#10 0x000000000104b610 in vm_loop (ctx=3D0x801e19500, vcpu=3D0x801e1b070) at
/usr/home/markj/src/freebsd/usr.sbin/bhyve/bhyverun.c:523
#11 0x000000000104a217 in fbsdrun_start_thread (param=3D0x801e25030) at
/usr/home/markj/src/freebsd/usr.sbin/bhyve/bhyverun.c:434
#12 0x000000080162aac5 in thread_start (curthread=3D0x801e15f00) at
/root/freebsd/lib/libthr/thread/thr_create.c:290
#13 0x0000000000000000 in ?? ()
Backtrace stopped: Cannot access memory at address 0x7fffdeff6000
(gdb) frame 4
#4  0x0000000001059205 in modify_bar_registration (pi=3D0x801e32600, idx=3D=
0,
registration=3Dregistration@entry=3D1)
    at /usr/home/markj/src/freebsd/usr.sbin/bhyve/pci_emul.c:703
703             assert(error =3D=3D 0);
(gdb) p pi
$2 =3D (struct pci_devinst *) 0x801e32600
(gdb) p pi->pi_bar[0]
$3 =3D {type =3D PCIBAR_IO, size =3D 128, addr =3D 0, lobits =3D 1 '\001'}
(gdb) frame 9
#9  0x000000000106b9f0 in vmexit_inout (ctx=3D0xb6fa6, vcpu=3D0x6, vmrun=3D=
<optimized
out>) at /usr/home/markj/src/freebsd/usr.sbin/bhyve/amd64/vmexit.c:84
84              error =3D emulate_inout(ctx, vcpu, vme)
(gdb) p vme->u.inout
$3 =3D {bytes =3D 4, in =3D 0, string =3D 0, rep =3D 0, port =3D 3324, eax =
=3D 0}

--=20
You are receiving this mail because:
You are the assignee for the bug.=



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?bug-274389-27103-bAA6hYAhGp>