Date: Fri, 2 Feb 2018 14:46:51 +0200 From: Daniel Braniss <danny@cs.huji.ac.il> To: freebsd-stable <freebsd-stable@freebsd.org> Subject: panic when loading mlxen Message-ID: <83F78F7E-4DC2-41F5-837A-CB728D67B1E3@cs.huji.ac.il>
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with latest stable (r328769) when I have
mlxen_load=3D=E2=80=9CYES=E2=80=9D
in my loader.conf it panics:
KDB: debugger backends: ddbsize 0x4638 at 0x22d6000 =
f
KDB: current backend: ddb
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FreeBSD 11.1-STABLE #18: Fri Feb 2 10:46:12 IST 2018
danny@pe-44:/home/obj/pe-44/net/rnd/r+d/stable/11/sys/HUJI amd64
FreeBSD clang version 5.0.1 (tags/RELEASE_501/final 320880) (based on =
LLVM 5.0.1)
VT(vga): resolution 640x480
CPU: Intel(R) Xeon(R) CPU E5507 @ 2.27GHz (2261.04-MHz =
K8-class CPU)
Origin=3D"GenuineIntel" Id=3D0x106a5 Family=3D0x6 Model=3D0x1a =
Stepping=3D5
=
Features=3D0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE=
,MCA,C>
=
Features2=3D0x9ce3bd<SSE3,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,CX16,xTPR,PD=
CM,DCA>
AMD Features=3D0x28100800<SYSCALL,NX,RDTSCP,LM>
AMD Features2=3D0x1<LAHF>
VT-x: PAT,HLT,MTF,PAUSE,EPT,VPID
TSC: P-state invariant, performance statistics
real memory =3D 25769803776 (24576 MB)
avail memory =3D 24931561472 (23776 MB)
Event timer "LAPIC" quality 100
ACPI APIC Table: <DELL PE_SC3 >
FreeBSD/SMP: Multiprocessor System Detected: 8 CPUs
FreeBSD/SMP: 2 package(s) x 4 core(s)
ioapic1: Changing APIC ID to 1
ioapic0 <Version 2.0> irqs 0-23 on motherboard
ioapic1 <Version 2.0> irqs 32-55 on motherboard
Fatal trap 12: page fault while in kernel mode
cpuid =3D 0; apic id =3D 10
fault virtual address =3D 0x1818
fault code =3D supervisor write data, page not present
instruction pointer =3D 0x20:0xffffffff80ad427f
stack pointer =3D 0x28:0xffffffff822e3be0
frame pointer =3D 0x28:0xffffffff822e3c30
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 0 (swapper)
[ thread pid 0 tid 100000 ]
Stopped at taskqgroup_attach_cpu+0x4f: lock cmpxchgq =
%r12,(%rdi)=
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