openjdk team mailing list archive

[Jeremy Kerr <jk@xxxxxxxxxx>]

Seems to be OK here, on a babbage 2.0:

$ java -version
java version "1.6.0_18"
OpenJDK Runtime Environment (IcedTea6 1.8.3) (6b18-1.8.3-0ubuntu1)
OpenJDK Zero VM (build 14.0-b16, mixed mode)

$ cat /proc/cpuinfo 
Processor       : ARMv7 Processor rev 1 (v7l)
BogoMIPS        : 799.53
Features        : swp half thumb fastmult vfp edsp thumbee vfpv3 
CPU implementer : 0x41
CPU architecture: 7
CPU variant     : 0x2
CPU part        : 0xc08
CPU revision    : 1

Hardware        : Freescale MX51 Babbage Board
Revision        : 51020
Serial          : 0000000000000000
package versions:
libc6: 2.12.1-0ubuntu4
openjdk-6-jre-headless: 6b18-1.8.3-0ubuntu1

$ uname -a
Linux babbage 2.6.31-608-imx51 #20-Ubuntu Tue Sep 28 13:29:06 UTC 2010 armv7l GNU/Linux

$ dpkg -l libc6 openjdk-6-jre-headless  | tail -2
ii  libc6                       2.12.1-0ubuntu4           Embedded GNU C Library: Shared libraries
ii  openjdk-6-jre-headless      6b18-1.8.3-0ubuntu1       OpenJDK Java runtime, using Hotspot Zero (headless)

$ /lib/libc.so.6 --version
GNU C Library (Ubuntu EGLIBC 2.12.1-0ubuntu4) stable release version 2.12.1, by Roland McGrath et al.
Copyright (C) 2010 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.
There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE.
Compiled by GNU CC version 4.4.5 20100902 (prerelease).
Compiled on a Linux 2.6.35 system on 2010-09-07.
Available extensions:
        crypt add-on version 2.1 by Michael Glad and others
        GNU Libidn by Simon Josefsson
        Native POSIX Threads Library by Ulrich Drepper et al
        Support for some architectures added on, not maintained in glibc core.
        BIND-8.2.3-T5B
libc ABIs: UNIQUE
For bug reporting instructions, please see:
<http://www.debian.org/Bugs/>.

(running in a maverick nfs chroot)

-- 
You received this bug notification because you are a member of OpenJDK,
which is subscribed to openjdk-6 in ubuntu.
https://bugs.launchpad.net/bugs/605042

Title:
  [armel] java fails to start with eglibc-2.12-0ubuntu4

Status in Linaro Toolchain Miscellanies:
  Confirmed
Status in Release Notes for Ubuntu:
  New
Status in “eglibc” package in Ubuntu:
  Triaged
Status in “linux-fsl-imx51” package in Ubuntu:
  Invalid
Status in “openjdk-6” package in Ubuntu:
  Invalid
Status in “eglibc” source package in Lucid:
  Invalid
Status in “linux-fsl-imx51” source package in Lucid:
  Confirmed
Status in “openjdk-6” source package in Lucid:
  Invalid
Status in “eglibc” source package in Maverick:
  Triaged
Status in “linux-fsl-imx51” source package in Maverick:
  Invalid
Status in “openjdk-6” source package in Maverick:
  Invalid
Status in “eglibc” source package in Natty:
  Triaged
Status in “linux-fsl-imx51” source package in Natty:
  Invalid
Status in “openjdk-6” source package in Natty:
  Invalid
Status in “eglibc” package in Debian:
  Unknown

Bug description:
  reverting back to eglibc-2.12-0ubuntu3 works around the problem

$ strace java -version
[...]
access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
open("/lib/libm.so.6", O_RDONLY)        = 3
read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0(\0\1\0\0\0\3701\0\0004\0\0\0"..., 512) = 512
fstat64(3, {st_mode=S_IFREG|0644, st_size=407156, ...}) = 0
mmap2(NULL, 438440, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x40424000
mprotect(0x40487000, 28672, PROT_NONE)  = 0
mmap2(0x4048e000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x62) = 0x4048e000
close(3)                                = 0
mprotect(0x4048e000, 4096, PROT_READ)   = 0
mprotect(0x40169000, 2572288, PROT_READ|PROT_WRITE) = 0
mprotect(0x40169000, 2572288, PROT_READ|PROT_EXEC) = 0
cacheflush(0x40169000, 0x403dd000, 0, 0x40169000, 0x19448 <unfinished ...>
+++ killed by SIGSEGV +++
Segmentation fault

Unable to handle kernel paging request at virtual address 401a1000
pgd = cd108000
[401a1000] *pgd=99a5b031, *pte=00000000, *ppte=00000000
Internal error: Oops: 817 [#4455]
Modules linked in: ov3640_camera v4l2_int_device uio_pdrv_genirq joydev uio
CPU: 0    Tainted: G      D     (2.6.31-608-imx51 #14-Ubuntu)
PC is at v7_coherent_kern_range+0x18/0x44
LR is at arm_syscall+0x2a8/0x2c4
pc : [<c003e1e8>]    lr : [<c003a858>]    psr: 80000013
sp : cc81be80  ip : dc172bb0  fp : cc81bfa4
r10: 4001e568  r9 : cc81a000  r8 : 00000000
r7 : 000f0002  r6 : 00000000  r5 : 40169000  r4 : 403dd000
r3 : 0000003f  r2 : 00000040  r1 : 403dd000  r0 : 401a1000
Flags: Nzcv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment user
Control: 10c5387d  Table: 9d108019  DAC: 00000015
Process java (pid: 6558, stack limit = 0xcc81a2f0)
Stack: (0xcc81be80 to 0xcc81c000)
be80: cc81bed4 cc81be90 c047edc0 c005d290 c047edc0 c006e6dc c060d26c c006e6dc 
bea0: c060d288 c060d270 cc81befc 00000005 cc81a000 00000005 cc81bee8 c0036ae4 
bec0: cc81a000 00000005 cc81bee4 cc81bed8 c006e724 c006bd04 cc81bf84 cc81bee8 
bee0: c006e7e0 c006e64c 00000005 00000000 00000005 0000199e 000009db 00000000 
bf00: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 
bf20: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 
bf40: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 
bf60: 00000000 00000000 cc81a000 cc81bfb0 000f0002 000f0002 cc81bfa4 cc81bf88 
bf80: c0037a50 c006e76c 40169000 00019448 be970fa8 00000050 00000000 cc81bfa8 
bfa0: c0036ac0 c003a5bc 00019448 be970fa8 40169000 403dd000 00000000 40169000 
bfc0: 00019448 be970fa8 00000050 000f0002 40169000 00000cc0 4001e568 4001e8b8 
bfe0: 000f0002 be970f90 400093cd 4000fd96 00000030 40169000 696c4075 2e737473 
Backtrace: 
[<c003a5b0>] (arm_syscall+0x0/0x2c4) from [<c0036ac0>] (__sys_trace_return+0x0/0x20)
 r6:00000050 r5:be970fa8 r4:00019448
Code: e3a02010 e1a02312 e2423001 e1c00003 (ee070f3b) 
mxc_ipu mxc_ipu: Channel already disabled 9
mxc_ipu mxc_ipu: Channel already uninitialized 9
DMFC high resolution has set, will not change
---[ end trace b707ea3bd34d5698 ]---