Experimental TARGET_ARCH armv6hf crashes on my RPi afer some time
Ralf Wenk
iz-rpi03 at hs-karlsruhe.de
Tue Mar 25 12:30:38 UTC 2014
Hi,
I tried the new experimental TARGET_ARCH armv6hf on my raspberry pi.
World and kernel are build with
make -j 8 -C $SRCROOT MALLOC_PRODUCTION=yes buildworld
make -j 8 -C $SRCROOT KERNCONF=$KERNCONF WITH_FDT=yes buildkernel
and installed over a normal armv6 kernel and world. The release used was
FreeBSD 11.0-CURRENT #0 r263667M.
Within an hour since boot the system panics with an undefined floating point
instruction in supervisor mode.
This happened during a shutdown - but not on every shutdown - and during
normal system activity. On every shutdown there is a
sleep: nanosleep: Invalid argument
message printed in the console.
I do not file a bug report because of the experimental state of armv6hf.
Gathered information from two panics:
panic: undefined floating point instruction in supervisor mode
KDB: enter: panic
[ thread pid 509 tid 100056 ]
Stopped at $d: ldrb r15, [r15, r15, ror r15]!
db> bt
Tracing pid 509 tid 100056 td 0xc2675320
db_trace_self() at db_trace_self
pc = 0xc04a38a0 lr = 0xc0136184 (db_stack_trace+0xf4)
sp = 0xdd794668 fp = 0xdd794680
r10 = 0xc05c29f0
db_stack_trace() at db_stack_trace+0xf4
pc = 0xc0136184 lr = 0xc0135b3c (db_command+0x270)
sp = 0xdd794688 fp = 0xdd794728
r4 = 0x00000000 r5 = 0x00000000
r6 = 0x00000000
db_command() at db_command+0x270
pc = 0xc0135b3c lr = 0xc01358a0 (db_command_loop+0x60)
sp = 0xdd794730 fp = 0xdd794740
r4 = 0xc04e1377 r5 = 0xc04f5222
r6 = 0xc05c29dc r7 = 0xdd794928
r8 = 0xc05b92f0 r9 = 0xc05b92f4
r10 = 0xc0577c30
db_command_loop() at db_command_loop+0x60
pc = 0xc01358a0 lr = 0xc013831c (db_trap+0xd8)
sp = 0xdd794748 fp = 0xdd794868
r4 = 0x00000000 r5 = 0xc05c29e8
r6 = 0xc05b9320
db_trap() at db_trap+0xd8
pc = 0xc013831c lr = 0xc02c2274 (kdb_trap+0xcc)
sp = 0xdd794870 fp = 0xdd794890
r4 = 0x00000000 r5 = 0x00000001
r6 = 0xc05b9320 r7 = 0xdd794928
kdb_trap() at kdb_trap+0xcc
pc = 0xc02c2274 lr = 0xc04b8eb0 (undefinedinstruction+0x2f8)
sp = 0xdd794898 fp = 0xdd794920
r4 = 0x00000000 r5 = 0x00000000
r6 = 0xc04b8b08 r7 = 0xe7ffffff
r8 = 0xc2675320 r9 = 0xc02c1b34
r10 = 0xdd794928
undefinedinstruction() at undefinedinstruction+0x2f8
pc = 0xc04b8eb0 lr = 0xc04a5410 (exception_exit)
sp = 0xdd794928 fp = 0xdd794980
r4 = 0xc04f527c r5 = 0xc050fe47
r6 = 0xc05c4460 r7 = 0xc05ab848
r8 = 0xdd7949b4 r9 = 0xc2675320
r10 = 0xc05ab7d0
exception_exit() at exception_exit
pc = 0xc04a5410 lr = 0xc02c1b28 (kdb_enter+0x40)
sp = 0xdd794978 fp = 0xdd794980
r0 = 0xc05b9304 r1 = 0x00000000
r2 = 0x00000001 r3 = 0x00000001
r4 = 0xc04f527c r5 = 0xc050fe47
r6 = 0xc05c4460 r7 = 0xc05ab848
r8 = 0xdd7949b4 r9 = 0xc2675320
r10 = 0xc05ab7d0 r12 = 0x00000000
$a() at $a
pc = 0xc02c1b38 lr = 0xc0285b54 (panic+0xc4)
sp = 0xdd794988 fp = 0xdd7949a8
r4 = 0x00000100
panic() at panic+0xc4
pc = 0xc0285b54 lr = 0xc04b991c ($d)
sp = 0xdd7949c0 fp = 0xdd7949c0
r4 = 0x00000000 r5 = 0xc05c2890
r6 = 0xc04b985c r7 = 0xeca00b20
r8 = 0xc2675320 r9 = 0xc04b9940
r10 = 0xdd794a58
$d() at $d
pc = 0xc04b991c lr = 0xc04b8cac (undefinedinstruction+0xf4)
sp = 0xdd7949c8 fp = 0xdd794a50
undefinedinstruction() at undefinedinstruction+0xf4
pc = 0xc04b8cac lr = 0xc04a5410 (exception_exit)
sp = 0xdd794a58 fp = 0xdd794ad0
r4 = 0xc2884640 r5 = 0xc2675320
r6 = 0xc05c4640 r7 = 0xc05c7ec0
r8 = 0x8791dcd3 r9 = 0xdd758eb8
r10 = 0xc059e9e0
exception_exit() at exception_exit
pc = 0xc04a5410 lr = 0xc04b6c80 (cpu_switch+0x60)
sp = 0xdd794aa8 fp = 0xdd794ad0
r0 = 0xdd794ef0 r1 = 0x00000001
r2 = 0xdd794eb8 r3 = 0x00000000
r4 = 0xc2884640 r5 = 0xc2675320
r6 = 0xc05c4640 r7 = 0xc05c7ec0
r8 = 0x8791dcd3 r9 = 0xdd758eb8
r10 = 0xc059e9e0 r12 = 0xc0000780
vfp_store() at vfp_store+0x14
pc = 0xc04b9940 lr = 0xc04b6c80 (cpu_switch+0x60)
sp = 0xdd794aa8 fp = 0xdd794ad0
Unwind failure (no registers changed)
db>
db> show proc 509
Process 509 (devd) at 0xc25c4640:
state: NORMAL
uid: 0 gids: 0
parent: pid 1 at 0xc2431640
ABI: FreeBSD ELF32
arguments: /sbin/devd
threads: 1
100056 Run CPU 255 devd
db>
db> show thread 100056
Thread 100056 at 0xc2675320:
proc (pid 509): 0xc25c4640
name: devd
stack: 0xdd757000-0xdd758fff
flags: 0x1000004 pflags: 0
state: RUNNING (CPU 255)
priority: 140
container lock: sched lock (0xc05c4640)
db>
system shutdown time has arrived
sleep: nanosleep: Invalid argument
panic: undefined floating point instruction in supervisor mode
KDB: enter: panic
[ thread pid 11 tid 100005 ]
Stopped at $d: ldrb r15, [r15, r15, ror r15]!
db> bt
Tracing pid 11 tid 100005 td 0xc2433960
db_trace_self() at db_trace_self
pc = 0xc04a38a0 lr = 0xc0136184 (db_stack_trace+0xf4)
sp = 0xdd749360 fp = 0xdd749378
r10 = 0xc05c29f0
db_stack_trace() at db_stack_trace+0xf4
pc = 0xc0136184 lr = 0xc0135b3c (db_command+0x270)
sp = 0xdd749380 fp = 0xdd749420
r4 = 0x00000000 r5 = 0x00000000
r6 = 0x00000000
db_command() at db_command+0x270
pc = 0xc0135b3c lr = 0xc01358a0 (db_command_loop+0x60)
sp = 0xdd749428 fp = 0xdd749438
r4 = 0xc04e1377 r5 = 0xc04f5222
r6 = 0xc05c29dc r7 = 0xdd749620
r8 = 0xc05b92f0 r9 = 0xc05b92f4
r10 = 0xc0577c30
db_command_loop() at db_command_loop+0x60
pc = 0xc01358a0 lr = 0xc013831c (db_trap+0xd8)
sp = 0xdd749440 fp = 0xdd749560
r4 = 0x00000000 r5 = 0xc05c29e8
r6 = 0xc05b9320
db_trap() at db_trap+0xd8
pc = 0xc013831c lr = 0xc02c2274 (kdb_trap+0xcc)
sp = 0xdd749568 fp = 0xdd749588
r4 = 0x00000000 r5 = 0x00000001
r6 = 0xc05b9320 r7 = 0xdd749620
kdb_trap() at kdb_trap+0xcc
pc = 0xc02c2274 lr = 0xc04b8eb0 (undefinedinstruction+0x2f8)
sp = 0xdd749590 fp = 0xdd749618
r4 = 0x00000000 r5 = 0x00000000
r6 = 0xc04b8b08 r7 = 0xe7ffffff
r8 = 0xc2433960 r9 = 0xc02c1b34
r10 = 0xdd749620
undefinedinstruction() at undefinedinstruction+0x2f8
pc = 0xc04b8eb0 lr = 0xc04a5410 (exception_exit)
sp = 0xdd749620 fp = 0xdd749678
r4 = 0xc04f527c r5 = 0xc050fe47
r6 = 0xc05c4460 r7 = 0xc05ab848
r8 = 0xdd7496ac r9 = 0xc2433960
r10 = 0xc05ab7d0
exception_exit() at exception_exit
pc = 0xc04a5410 lr = 0xc02c1b28 (kdb_enter+0x40)
sp = 0xdd749670 fp = 0xdd749678
r0 = 0xc05b9304 r1 = 0x00000000
r2 = 0x00000001 r3 = 0x00000001
r4 = 0xc04f527c r5 = 0xc050fe47
r6 = 0xc05c4460 r7 = 0xc05ab848
r8 = 0xdd7496ac r9 = 0xc2433960
r10 = 0xc05ab7d0 r12 = 0x00000000
$a() at $a
pc = 0xc02c1b38 lr = 0xc0285b54 (panic+0xc4)
sp = 0xdd749680 fp = 0xdd7496a0
r4 = 0x00000100
panic() at panic+0xc4
pc = 0xc0285b54 lr = 0xc04b991c ($d)
sp = 0xdd7496b8 fp = 0xdd7496b8
r4 = 0x00000000 r5 = 0xc05c2890
r6 = 0xc04b985c r7 = 0xeca00b20
r8 = 0xc2433960 r9 = 0xc04b9940
r10 = 0xdd749750
$d() at $d
pc = 0xc04b991c lr = 0xc04b8cac (undefinedinstruction+0xf4)
sp = 0xdd7496c0 fp = 0xdd749748
undefinedinstruction() at undefinedinstruction+0xf4
pc = 0xc04b8cac lr = 0xc04a5410 (exception_exit)
sp = 0xdd749750 fp = 0xdd7497c8
r4 = 0xc25a8000 r5 = 0xc2433960
r6 = 0xc05c4640 r7 = 0xc05c7ec0
r8 = 0x5aee06ac r9 = 0xdb3abeb8
r10 = 0xc059e9e0
exception_exit() at exception_exit
pc = 0xc04a5410 lr = 0xc04b6c80 (cpu_switch+0x60)
sp = 0xdd7497a0 fp = 0xdd7497c8
r0 = 0xdd749ef0 r1 = 0x00000001
r2 = 0xdd749eb8 r3 = 0x00000000
r4 = 0xc25a8000 r5 = 0xc2433960
r6 = 0xc05c4640 r7 = 0xc05c7ec0
r8 = 0x5aee06ac r9 = 0xdb3abeb8
r10 = 0xc059e9e0 r12 = 0xc0000708
vfp_store() at vfp_store+0x14
pc = 0xc04b9940 lr = 0xc04b6c80 (cpu_switch+0x60)
sp = 0xdd7497a0 fp = 0xdd7497c8
Unwind failure (no registers changed)
db> show proc 11
Process 11 (intr) at 0xc2431000:
state: NORMAL
uid: 0 gids: 0
parent: pid 0 at 0xc05c3658
ABI: null
threads: 24
100034 I [intr17: dwcotg0]
100033 I [swi0: uart]
100032 I [intr70: sdhci_bcm0]
100031 I [intr1: mbox0]
100030 I [intr35: bcm_dma0]
100029 I [intr34: bcm_dma0]
100028 I [intr33: bcm_dma0]
100027 I [intr32: bcm_dma0]
100026 I [intr31: bcm_dma0]
100025 I [intr30: bcm_dma0]
100024 I [intr29: bcm_dma0]
100023 I [intr28: bcm_dma0]
100022 I [intr27: bcm_dma0]
100021 I [intr26: bcm_dma0]
100020 I [intr25: bcm_dma0]
100019 I [intr24: bcm_dma0]
100018 I [intr62: spi0]
100017 I [intr61: iichb0+]
100015 I [swi6: Giant taskq]
100014 I [swi6: task queue]
100010 I [swi5: fast taskq]
100005 Run CPU 255 [swi4: clock (0)]
100004 I [swi3: vm]
100003 I [swi1: netisr 0]
db> sh thread 100005
Thread 100005 at 0xc2433960:
proc (pid 11): 0xc2431000
name: swi4: clock (0)
stack: 0xdb3aa000-0xdb3abfff
flags: 0x1000004 pflags: 0x200400
state: RUNNING (CPU 255)
priority: 40
container lock: sched lock (0xc05c4640)
db>
Ralf
More information about the freebsd-arm
mailing list