Date: Tue, 14 Aug 2018 18:04:53 +0200 From: Michael Tuexen <tuexen@freebsd.org> To: FreeBSD Current <freebsd-current@freebsd.org> Subject: Panic in efi_get_time() on EPCY system when booting Message-ID: <697FCAD9-6295-4F84-8B3E-269255520844@freebsd.org>
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Dear all,
r337761 panics on boot with a GENERIC kernel on a EPYC system:
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FreeBSD 12.0-ALPHA1 #3 r337761: Tue Aug 14 17:59:05 CEST 2018
tuexen@epyc.nplab.de:/usr/home/tuexen/head/sys/amd64/compile/TCP =
amd64
FreeBSD clang version 6.0.1 (tags/RELEASE_601/final 335540) (based on =
LLVM 6.0.1)
WARNING: WITNESS option enabled, expect reduced performance.
VT(efifb): resolution 1024x768
CPU: AMD EPYC 7551P 32-Core Processor (2000.05-MHz =
K8-class CPU)
Origin=3D"AuthenticAMD" Id=3D0x800f12 Family=3D0x17 Model=3D0x1 =
Stepping=3D2
=
Features=3D0x178bfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE=
,MCA,CMOV,PAT,PSE36,CLFLUSH,MMX,FXSR,SSE,SSE2,HTT>
=
Features2=3D0x7ed8320b<SSE3,PCLMULQDQ,MON,SSSE3,FMA,CX16,SSE4.1,SSE4.2,MOV=
BE,POPCNT,AESNI,XSAVE,OSXSAVE,AVX,F16C,RDRAND>
AMD Features=3D0x2e500800<SYSCALL,NX,MMX+,FFXSR,Page1GB,RDTSCP,LM>
AMD =
Features2=3D0x35c233ff<LAHF,CMP,SVM,ExtAPIC,CR8,ABM,SSE4A,MAS,Prefetch,OSV=
W,SKINIT,WDT,TCE,Topology,PCXC,PNXC,DBE,PL2I,MWAITX>
Structured Extended =
Features=3D0x209c01a9<FSGSBASE,BMI1,AVX2,SMEP,BMI2,RDSEED,ADX,SMAP,CLFLUSH=
OPT,SHA>
XSAVE Features=3D0xf<XSAVEOPT,XSAVEC,XINUSE,XSAVES>
AMD Extended Feature Extensions ID =
EBX=3D0x1007<CLZERO,IRPerf,XSaveErPtr>
SVM: NP,NRIP,VClean,AFlush,DAssist,NAsids=3D32768
TSC: P-state invariant, performance statistics
real memory =3D 137438953472 (131072 MB)
avail memory =3D 133661786112 (127469 MB)
Event timer "LAPIC" quality 600
ACPI APIC Table: < >
FreeBSD/SMP: Multiprocessor System Detected: 64 CPUs
FreeBSD/SMP: 1 package(s) x 4 groups x 2 cache groups x 4 core(s) x 2 =
hardware threads
random: unblocking device.
ioapic0: Changing APIC ID to 128
ioapic1: Changing APIC ID to 129
ioapic2: Changing APIC ID to 130
ioapic3: Changing APIC ID to 131
ioapic4: Changing APIC ID to 132
ioapic0 <Version 2.1> irqs 0-23 on motherboard
ioapic1 <Version 2.1> irqs 24-55 on motherboard
ioapic2 <Version 2.1> irqs 56-87 on motherboard
ioapic3 <Version 2.1> irqs 88-119 on motherboard
ioapic4 <Version 2.1> irqs 120-151 on motherboard
Launching APs: 14 6 52 16 28 44 42 36 20 13 37 4 54 15 21 5 55 18 30 8 =
26 9 29 58 53 10 56 38 31 11 49 46 22 48 43 12 35 45 41 23 39 51 32 24 =
27 61 63 33 1 62 60 7 59 40 34 47 2 3 17 19 50 25 57
Timecounter "TSC" frequency 2000054700 Hz quality 1000
random: entropy device external interface
netmap: loaded module
[ath_hal] loaded
module_register_init: MOD_LOAD (vesa, 0xffffffff81126100, 0) error 19
kbd1 at kbdmux0
random: registering fast source Intel Secure Key RNG
random: fast provider: "Intel Secure Key RNG"
nexus0
panic: mutex pmap not owned at ../../../amd64/amd64/efirt_machdep.c:268
cpuid =3D 60
time =3D 1
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame =
0xffffffff826ce810
vpanic() at vpanic+0x1a3/frame 0xffffffff826ce870
panic() at panic+0x43/frame 0xffffffff826ce8d0
__mtx_assert() at __mtx_assert+0xb4/frame 0xffffffff826ce8e0
efi_arch_enter() at efi_arch_enter+0x30/frame 0xffffffff826ce910
efi_get_time() at efi_get_time+0xbd/frame 0xffffffff826ce960
efirtc_probe() at efirtc_probe+0x17/frame 0xffffffff826ce990
device_probe_child() at device_probe_child+0x164/frame =
0xffffffff826ce9f0
device_probe() at device_probe+0x98/frame 0xffffffff826cea20
device_probe_and_attach() at device_probe_and_attach+0x32/frame =
0xffffffff826cea50
bus_generic_attach() at bus_generic_attach+0x18/frame 0xffffffff826cea70
device_attach() at device_attach+0x3f3/frame 0xffffffff826ceab0
device_probe_and_attach() at device_probe_and_attach+0x71/frame =
0xffffffff826ceae0
bus_generic_new_pass() at bus_generic_new_pass+0xdd/frame =
0xffffffff826ceb10
bus_set_pass() at bus_set_pass+0x8c/frame 0xffffffff826ceb40
configure() at configure+0x9/frame 0xffffffff826ceb50
mi_startup() at mi_startup+0x118/frame 0xffffffff826ceb70
btext() at btext+0x2c
KDB: enter: panic
[ thread pid 0 tid 100000 ]
Stopped at kdb_enter+0x3b: movq $0,kdb_why
db>=20
Any idea what is wrong?
Best regards
Michael
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