Date: Fri, 20 Jun 2014 12:46:38 +0800 From: Jia-Shiun Li <jiashiun@gmail.com> To: "freebsd-arm@freebsd.org" <freebsd-arm@freebsd.org> Subject: BB panic a lot more Message-ID: <CAHNYxxPNGCmcbN5eyA0j_VnPHGqK%2B=-yqVg73H9ccYdT5%2BygMQ@mail.gmail.com>
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Hi,
recently Beaglebone black seems to be more likely to panic than rpi.
Wondering if anyone sees the same.
bbb was powered by a 2A USB power adapter, but it happens too with
PMIC tweaked, attached 1"x1" heat sink, and MPU clocked at 320MHz.
Both are running r267607, built with crochet-build
login: panic: Bad link elm 0xc0b7cf70 next->prev != elm
KDB: enter: panic
[ thread pid 49036 tid 100097 ]
Stopped at $d: ldrb r15, [r15, r15, ror r15]!
db> bt
Tracing pid 49036 tid 100097 td 0xc2f57960
db_trace_self() at db_trace_self
pc = 0xc0544458 lr = 0xc0230648 (db_stack_trace+0xf4)
sp = 0xde6ec670 fp = 0xde6ec688
r10 = 0xc092cb1c
db_stack_trace() at db_stack_trace+0xf4
pc = 0xc0230648 lr = 0xc022ffb8 (db_command+0x270)
sp = 0xde6ec690 fp = 0xde6ec730
r4 = 0x00000000 r5 = 0x00000000
r6 = 0x00000000
db_command() at db_command+0x270
pc = 0xc022ffb8 lr = 0xc022fd1c (db_command_loop+0x60)
sp = 0xde6ec738 fp = 0xde6ec748
r4 = 0xc058bcbf r5 = 0xc05a6989
r6 = 0xc092cb08 r7 = 0xc0645760
r8 = 0xc0688a94 r9 = 0xc0688a90
r10 = 0xde6ec918
db_command_loop() at db_command_loop+0x60
pc = 0xc022fd1c lr = 0xc02326e4 (db_trap+0xd8)
sp = 0xde6ec750 fp = 0xde6ec870
r4 = 0x00000000 r5 = 0xc092cb14
r6 = 0xc0688ac0
db_trap() at db_trap+0xd8
pc = 0xc02326e4 lr = 0xc039c1b0 (kdb_trap+0xbc)
sp = 0xde6ec878 fp = 0xde6ec898
r4 = 0x00000000 r5 = 0x00000001
r6 = 0xc0688ac0 r7 = 0xc0645760
kdb_trap() at kdb_trap+0xbc
pc = 0xc039c1b0 lr = 0xc055a800 (undefinedinstruction+0x298)
sp = 0xde6ec8a0 fp = 0xde6ec910
r4 = 0x00000000 r5 = 0x00000000
r6 = 0xc055a4b8 r7 = 0xe7ffffff
r8 = 0xc2f57960 r9 = 0xc039ba80
r10 = 0xde6ec918
undefinedinstruction() at undefinedinstruction+0x298
pc = 0xc055a800 lr = 0xc0545fd4 (exception_exit)
sp = 0xde6ec918 fp = 0xde6ec970
r4 = 0xc05a69e3 r5 = 0xde6ec9ac
r6 = 0xc057fd1e r7 = 0xc067afd0
r8 = 0xc2f57960 r9 = 0xc092e55c
r10 = 0xc067ae30
exception_exit() at exception_exit
pc = 0xc0545fd4 lr = 0xc039ba74 (kdb_enter+0x40)
sp = 0xde6ec968 fp = 0xde6ec970
r0 = 0xc0688aa4 r1 = 0x00000000
r2 = 0xc05aa380 r3 = 0x000000ab
r4 = 0xc05a69e3 r5 = 0xde6ec9ac
r6 = 0xc057fd1e r7 = 0xc067afd0
r8 = 0xc2f57960 r9 = 0xc092e55c
r10 = 0xc067ae30 r12 = 0x00000000
$a() at $a
pc = 0xc039ba84 lr = 0xc03650bc (vpanic+0xb4)
sp = 0xde6ec978 fp = 0xde6ec998
r4 = 0x00000100
vpanic() at vpanic+0xb4
pc = 0xc03650bc lr = 0xc0365120 (kproc_shutdown)
sp = 0xde6ec9a0 fp = 0xde6ec9a4
r4 = 0xc0b8a5a0 r5 = 0x00000000
r6 = 0xc0b8a65c r7 = 0xc0b7cf70
r8 = 0x00000000 r9 = 0xc0b8a658
r10 = 0xc05cace3
kproc_shutdown() at kproc_shutdown
pc = 0xc0365120 lr = 0x00000000 (0)
sp = 0xde6ec9ac fp = 0xde6ec9f8
r4 = 0xc0365120 r5 = 0xde6ec9ac
Unable to unwind into user mode
db> ps
pid ppid pgrp uid state wmesg wchan cmd
49036 696 669 0 R+ CPU 0 mkdir
33298 13528 33298 1001 S+ select 0xc313aea4 systat
13528 631 13528 1001 Ss+ pause 0xc2f4bce8 tcsh
696 669 669 0 S+ wait 0xc2f4b640 sh
695 669 669 0 S+ pipewr 0xc2b6d558 cat
669 662 669 0 S+ wait 0xc2b01000 sh
662 661 662 0 S+ pause 0xc2d6f9c8 tcsh
661 632 661 1001 S+ wait 0xc2d6e320 su
632 631 632 1001 Ss+ pause 0xc2b02388 tcsh
631 1 631 1001 Ss select 0xc29d91e4 tmux
629 626 629 1001 S+ select 0xc29da224 tmux
626 625 626 1001 Ss+ pause 0xc2b026a8 tcsh
625 622 622 1001 S select 0xc29d9324 sshd
622 572 622 0 Ss select 0xc29d90e4 sshd
615 1 615 0 Ss+ ttyin 0xc28e0670 getty
576 1 576 0 Ss nanslp 0xc067c360 cron
572 1 572 0 Ss select 0xc29d9124 sshd
484 1 484 0 Ss select 0xc29dabe4 casperd
483 1 483 0 Ss select 0xc29db124 casperd
377 1 377 0 Ss select 0xc29d9da4 syslogd
302 1 302 0 Ss select 0xc29d94e4 devd
81 0 0 0 DL mdwait 0xc2aff800 [md2]
76 0 0 0 DL mdwait 0xc2b43800 [md1]
71 0 0 0 DL mdwait 0xc2c0a000 [md0]
17 0 0 0 DL - 0xc067b240 [schedcpu]
16 0 0 0 DL sdflush 0xc0928bac [softdepflush]
15 0 0 0 DL syncer 0xc092698c [syncer]
9 0 0 0 DL vlruwt 0xc2b02000 [vnlru]
8 0 0 0 DL psleep 0xc0926710 [bufdaemon]
7 0 0 0 DL pgzero 0xc09294c4 [pagezero]
6 0 0 0 DL psleep 0xc09292ec [vmdaemon]
5 0 0 0 DL psleep 0xc0930f44 [pagedaemon]
4 0 0 0 DL jobqueue 0xc29d2e80 [mmcsd1: mmc/sd card]
3 0 0 0 DL mmcreq 0xdd490ca8 [mmcsd0: mmc/sd card]
14 0 0 0 DL (threaded) [usb]
100048 D - 0xc29c92a4 [usbus1]
100047 D - 0xc29c9274 [usbus1]
100046 D - 0xc29c9244 [usbus1]
100045 D - 0xc29c9214 [usbus1]
100043 D - 0xc29c80bc [usbus0]
100042 D - 0xc29c808c [usbus0]
100041 D - 0xc29c805c [usbus0]
100040 D - 0xc29c802c [usbus0]
2 0 0 0 DL (threaded) [cam]
100058 D - 0xc0676128 [scanner]
100014 D - 0xc06760c0 [doneq0]
13 0 0 0 DL - 0xc0678f70 [rand_harvestq]
12 0 0 0 DL (threaded) [geom]
100008 D - 0xc092d73c [g_down]
100007 D - 0xc092d738 [g_up]
100006 D - 0xc092d734 [g_event]
11 0 0 0 WL (threaded) [intr]
100056 I [intr27: ti_pruss0]
100055 I [intr26: ti_pruss0]
100054 I [intr25: ti_pruss0]
100053 I [intr24: ti_pruss0]
100052 I [intr23: ti_pruss0]
100051 I [intr22: ti_pruss0]
100050 I [intr21: ti_pruss0]
100049 I [intr20: ti_pruss0]
100044 I [intr19: musbotg0]
100039 I [intr18: musbotg0]
100038 I [intr17: musbotg0]
100037 I [intr30: iichb2]
100036 I [intr71: iichb1]
100035 I [intr70: iichb0]
100034 I [intr43: cpsw0]
100033 I [intr41: cpsw0]
100032 I [intr40: cpsw0]
100031 I [intr28: sdhci_ti1]
100030 I [intr64: sdhci_ti0]
100029 I [intr14: ti_edma30]
100028 I [intr13: ti_edma30]
100027 I [intr12: ti_edma30]
100026 I [swi0: uart]
100025 I [intr63: gpio0]
100024 I [intr62: gpio0]
100023 I [intr33: gpio0]
100022 I [intr32: gpio0]
100021 I [intr99: gpio0]
100020 I [intr98: gpio0]
100019 I [intr97: gpio0]
100018 I [intr96: gpio0]
100017 I [intr16: ti_adc0]
100016 I [swi6: task queue]
100013 I [swi5: fast taskq]
100010 I [swi6: Giant taskq]
100005 I [swi3: vm]
100004 I [swi4: clock (0)]
100003 I [swi1: netisr 0]
10 0 0 0 RL [idle]
1 0 1 0 SLs wait 0xc2865640 [init]
0 0 0 0 DLs (threaded) [kernel]
100057 D - 0xc2896780 [CAM taskq]
100015 D - 0xc2895d00 [kqueue taskq]
100012 D - 0xc2896880 [thread taskq]
100011 D - 0xc2896900 [ffs_trim taskq]
100000 D swapin 0xc092d758 [swapper]
db>
-Jia-Shiun.
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