Date: Wed, 19 Aug 2015 15:07:53 +0300 From: Dmitry Marakasov <amdmi3@amdmi3.ru> To: Adrian Chadd <adrian.chadd@gmail.com> Cc: Ian Lepore <ian@freebsd.org>, "freebsd-arm@FreeBSD.org" <freebsd-arm@freebsd.org> Subject: Re: Instability likely related to new pmap on Cubieboard A10 Message-ID: <20150819120753.GH79354@hades.panopticon> In-Reply-To: <CAJ-VmokJv=nvcEkBogWeNJT65MosxnFcaitWn8FXJu32eahSdw@mail.gmail.com> References: <20150819002103.GC79354@hades.panopticon> <1439944961.242.150.camel@freebsd.org> <20150819013834.GD79354@hades.panopticon> <CAJ-VmokJv=nvcEkBogWeNJT65MosxnFcaitWn8FXJu32eahSdw@mail.gmail.com>
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* Adrian Chadd (adrian.chadd@gmail.com) wrote:
> can you try just before the jemalloc upgrade to -HEAD?
I've tried r286865. It still panics, but more predictably:
---
Trying to mount root from ufs:/dev/mmcsd0s2 []...
warning: no time-of-day clock registered, system time will not be set accurately
/etc/rc: WARNING: hostid: unable to figure out a UUID from DMI data, generating a new one
Setting hostuuid: c87f05b4-4668-11e5-a9ac-abe30311dc87.
Setting hostid: 0x5ddcb6c9.
pid 36 (sysctl), uid 0: exited on signal 11
Segmentation fault
No suitable dump device was found.
Starting file system checks:
/dev/mmcsd0s2: FILE SYSTEM CLEAN; SKIPPING CHECKS
/dev/mmcsd0s2: clean, 6966840 free (216 frags, 870828 blocks, 0.0% fragmentation)
Mounting local file systems:.
<jemalloc>: jemapid 69 (mdmfs), uid 0: exited on signal 6
lloc_arena.c:102: Failed assertion: "cmp != 0"
Abort trap
rm: casper: Read-only file system
rm: casperd.pid: Read-only file system
rm: cron.pid: Read-only file system
rm: devd.pid: Read-only file system
rm: devd.pipe: Read-only file system
rm: devd.seqpacket.pipe: Read-only file system
rm: dhclient.emac0.pid: Read-only file system
rm: dmesg.boot: Read-only file system
rm: ld-elf.so.hints: Read-only file system
rm: emac0: Read-only file system
rm: syslogd.sockets: Read-only file system
pid 94 (rm), uid 0: exited on signal 11
Segmentation fault
eval: cannot create /var/run/clean_var: Read-only file system
eval: cannot create /var/spool/lock/clean_var: Read-only file system
pid 101 (grep), uid 0: exited on signal 11
Setting hostname: cubie.panopticon.
pid 119 (cat), uid 0: exited on signal 11
Segmentation fault
pmap_remove_pages: pmap 0xc0833784 va 0x20285000 pte1 0
panic: bad pte1
KDB: enter: panic
[ thread pid 124 tid 100050 ]
Stopped at kdb_enter+0x58: ldrb r15, [r15, r15, ror r15]!
db> bt
Tracing pid 124 tid 100050 td 0xc3bda350
db_trace_self() at db_trace_self
pc = 0xc05ce7b0 lr = 0xc02423e0 (db_hex2dec+0x494)
sp = 0xef6a56d0 fp = 0xef6a56e8
r10 = 0xc0717118
db_hex2dec() at db_hex2dec+0x494
pc = 0xc02423e0 lr = 0xc0241e78 (db_command_loop+0x40c)
sp = 0xef6a56f0 fp = 0xef6a5790
r4 = 0x00000000 r5 = 0x00000000
r6 = 0x00000000 r10 = 0xc0717118
db_command_loop() at db_command_loop+0x40c
pc = 0xc0241e78 lr = 0xc0241ae0 (db_command_loop+0x74)
sp = 0xef6a5798 fp = 0xef6a57a8
r4 = 0xc06169e1 r5 = 0xc062d06b
r6 = 0xc0717104 r7 = 0xc06c2354
r8 = 0xc070c950 r9 = 0xc070c954
r10 = 0xef6a5970
db_command_loop() at db_command_loop+0x74
pc = 0xc0241ae0 lr = 0xc0244634 (db_fetch_ksymtab+0x2d0)
sp = 0xef6a57b0 fp = 0xef6a58c8
r4 = 0x00000000 r5 = 0xc0717110
r6 = 0xc070c978 r10 = 0xef6a5970
db_fetch_ksymtab() at db_fetch_ksymtab+0x2d0
pc = 0xc0244634 lr = 0xc03cfe9c (kdb_trap+0xd4)
sp = 0xef6a58d0 fp = 0xef6a58f0
r4 = 0x00000000 r5 = 0x00000001
r6 = 0xc070c978 r7 = 0xc06c2354
kdb_trap() at kdb_trap+0xd4
pc = 0xc03cfe9c lr = 0xc05e58dc (undefinedinstruction+0x350)
sp = 0xef6a58f8 fp = 0xef6a5968
r4 = 0x00000000 r5 = 0x00000000
r6 = 0xc05e54dc r7 = 0xe7ffffff
r8 = 0xc3bda350 r9 = 0xc03cf768
r10 = 0xef6a5970
undefinedinstruction() at undefinedinstruction+0x350
pc = 0xc05e58dc lr = 0xc05cfe38 (exception_exit)
sp = 0xef6a5970 fp = 0xef6a5a08
r4 = 0xc062d0c0 r5 = 0xef6a5a4c
r6 = 0xc064ca2a r7 = 0xc06feea0
r8 = 0xc3bda350 r9 = 0xc07187c8
r10 = 0xc06fee30
exception_exit() at exception_exit
pc = 0xc05cfe38 lr = 0xc03cf758 (kdb_enter+0x48)
sp = 0xef6a5a00 fp = 0xef6a5a08
r0 = 0xc070c964 r1 = 0x00000000
r2 = 0xef6a5934 r3 = 0xc062f511
r4 = 0xc062d0c0 r5 = 0xef6a5a4c
r6 = 0xc064ca2a r7 = 0xc06feea0
r8 = 0xc3bda350 r9 = 0xc07187c8
r10 = 0xc06fee30 r12 = 0x00000000
kdb_enter() at kdb_enter+0x5c
pc = 0xc03cf76c lr = 0xc0393b20 (vpanic+0xd0)
sp = 0xef6a5a10 fp = 0xef6a5a30
r4 = 0x00000100 r10 = 0xc06fee30
vpanic() at vpanic+0xd0
pc = 0xc0393b20 lr = 0xc0393a50 (vpanic)
sp = 0xef6a5a38 fp = 0xef6a5a40
r4 = 0xc0000000 r5 = 0xc1f14a5c
r6 = 0x00000000 r7 = 0xc1f14a9c
r8 = 0x0000001d r9 = 0x00000001
r10 = 0xc0833784
vpanic() at vpanic
pc = 0xc0393a50 lr = 0xc05dacd0 (pmap_remove_pages+0x76c)
sp = 0xef6a5a48 fp = 0xef6a5aa8
r4 = 0x0000001d r5 = 0x00000001
r6 = 0xc0833784 r7 = 0xef6a5a40
r8 = 0xc0393a50 r9 = 0x59106800
r10 = 0xef6a5a4c
pmap_remove_pages() at pmap_remove_pages+0x76c
pc = 0xc05dacd0 lr = 0xc03563d4 (exec_new_vmspace+0x1f0)
sp = 0xef6a5ab0 fp = 0xef6a5b00
r4 = 0xc3817f00 r5 = 0xc06eeaa0
r6 = 0x00000000 r7 = 0x00000001
r8 = 0xef6a5c60 r9 = 0xc08336c8
r10 = 0xc3bde380
exec_new_vmspace() at exec_new_vmspace+0x1f0
pc = 0xc03563d4 lr = 0xc0333cc4 (elf32_populate_note+0x85c)
sp = 0xef6a5b08 fp = 0xef6a5b78
r4 = 0xc06eeaa0 r5 = 0x00000000
r6 = 0xef6a5c60 r7 = 0x00000001
r8 = 0xec3cc14c r9 = 0xec3cc000
r10 = 0xec3cc034
elf32_populate_note() at elf32_populate_note+0x85c
pc = 0xc0333cc4 lr = 0xc0354e38 (kern_execve+0x324)
sp = 0xef6a5b80 fp = 0xef6a5d98
r4 = 0xef6a5d64 r5 = 0x00000004
r6 = 0x00000000 r7 = 0xc06fd634
r8 = 0xffffffff r9 = 0x00000000
r10 = 0xef6a5dac
kern_execve() at kern_execve+0x324
pc = 0xc0354e38 lr = 0xc0354778 (sys_execve+0x58)
sp = 0xef6a5da0 fp = 0xef6a5de8
r4 = 0xc3bda350 r5 = 0x00000000
r6 = 0xef6a5e08 r7 = 0x60000013
r8 = 0x00000000 r9 = 0x00000000
r10 = 0xc3bde380
sys_execve() at sys_execve+0x58
pc = 0xc0354778 lr = 0xc05e4310 (swi_handler+0x3dc)
sp = 0xef6a5df0 fp = 0xef6a5e50
r4 = 0xc3bda350 r5 = 0xef6a5e00
r6 = 0x60000013 r10 = 0xc3bde380
swi_handler() at swi_handler+0x3dc
pc = 0xc05e4310 lr = 0xc05cfdc8 (swi_exit)
sp = 0xef6a5e58 fp = 0xbfbfe3c0
r4 = 0x2082c90c r5 = 0x2082c90c
r6 = 0x2082c8b8 r7 = 0x0000003b
r8 = 0x2082c918 r9 = 0x2082c918
r10 = 0x2082c90c
swi_exit() at swi_exit
pc = 0xc05cfdc8 lr = 0xc05cfdc8 (swi_exit)
sp = 0xef6a5e58 fp = 0xbfbfe3c0
db>
---
--
Dmitry Marakasov . 55B5 0596 FF1E 8D84 5F56 9510 D35A 80DD F9D2 F77D
amdmi3@amdmi3.ru ..: jabber: amdmi3@jabber.ru http://amdmi3.ru
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