Hi, I am running Scratchbox 1.0.16 on xubuntu 9.10 (Karmic). I followed the tips to set the tunables as described here:
http://inz.fi/blog/2008/01/17/scratchbox-on-hardy/ Scratxchox target settings: Compiler: arm-linux-cs2008q3-72 Devkits: debian-sarge maemo3-tools doctools perl qemu maemo3-debian CPU-transparency: /scratchbox/devkits/qemu/bin/qemu-arm-sb Compiling and executing binaries for armel worked fine until the latest update of the Linux kernel to 2.6.31-rc7. $ uname -a Linux vm-xubuntu 2.6.31-7-generic #27-Ubuntu SMP Mon Aug 24 17:33:49 UTC 2009 i686 GNU/Linux Execution of the simplest possible C program fails: int main(int argc, const char *argv) { return 0; } $ ./empty mmap: Permission denied Changing the tunables to any value doesn't solve the problem. /proc/sys/vm/mmap_min_addr --> 0 /proc/sys/vm/vdso_enabled --> 0 $ /scratchbox/devkits/qemu/bin/qemu-arm-sb -v qemu-arm version 0.10.0, Copyright (c) 2003-2008 Fabrice Bellard $ strace ./empty execve("./empty", ["./empty"], [/* 51 vars */]) = 0 uname({sys="Linux", node="vm-xubuntu", ...}) = 0 brk(0) = 0x92ef000 brk(0x9310000) = 0x9310000 open("/targets/links/scratchbox.config", O_RDONLY) = 3 fstat64(3, {st_mode=S_IFREG|0664, st_size=1187, ...}) = 0 old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40000000 read(3, "# Automatically generated config"..., 4096) = 1187 read(3, "", 4096) = 0 close(3) = 0 munmap(0x40000000, 4096) = 0 open("/tmp/cputransp_matejk.log", O_WRONLY|O_APPEND|O_CREAT, 0666) = 3 fstat64(3, {st_mode=S_IFREG|0664, st_size=78376, ...}) = 0 old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40001000 fstat64(3, {st_mode=S_IFREG|0664, st_size=78376, ...}) = 0 _llseek(3, 78376, [78376], SEEK_SET) = 0 stat64(".", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0 stat64("/home/matejk", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0 gettimeofday({1251289859, 275446}, NULL) = 0 open("/scratchbox/etc/localtime", O_RDONLY) = 4 fstat64(4, {st_mode=S_IFREG|0644, st_size=1931, ...}) = 0 old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40002000 read(4, "TZif2\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\6\0\0\0\6\0\0"..., 4096) = 1931 close(4) = 0 munmap(0x40002000, 4096) = 0 getpid() = 15343 open("/scratchbox/etc/scratchbox-version", O_RDONLY) = 4 fstat64(4, {st_mode=S_IFREG|0644, st_size=39, ...}) = 0 old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40000000 read(4, "1.0.16\nMon, 24 Aug 2009 15:03:02"..., 4096) = 39 close(4) = 0 munmap(0x40000000, 4096) = 0 open("./empty", O_RDONLY) = 4 fstat64(4, {st_mode=S_IFREG|0775, st_size=4925, ...}) = 0 old_mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40002000 read(4, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\2\0(\0\1\0\0\0\224\202"..., 4096) = 4096 close(4) = 0 munmap(0x40002000, 4096) = 0 write(3, "[2009-08-26 12:30:59 15343] meth"..., 124) = 124 rt_sigaction(SIGCHLD, {0x8048d40, [], SA_RESTORER, 0x8049b48}, NULL, 8) = 0 rt_sigaction(SIGTERM, {0x8048d50, [], SA_RESTORER, 0x8049b48}, NULL, 8) = 0 rt_sigaction(SIGHUP, {0x8048d50, [], SA_RESTORER, 0x8049b48}, NULL, 8) = 0 rt_sigaction(SIGINT, {0x8048d50, [], SA_RESTORER, 0x8049b48}, NULL, 8) = 0 fork() = 15344 mmap: Permission denied waitpid(15344, [{WIFEXITED(s) && WEXITSTATUS(s) == 255}], 0) = 15344 --- SIGCHLD (Child exited) @ 0 (0) --- sigreturn() = ? (mask now [RTMIN]) gettimeofday({1251289859, 298921}, NULL) = 0 getpid() = 15343 write(3, "[2009-08-26 12:30:59 15343] rc: "..., 52) = 52 munmap(0x40001000, 4096) = 0 exit_group(255) = ? I managed to execute the program by invoking qemu directly: $ /scratchbox/devkits/qemu/bin/qemu-arm-sb -B 0x100000 ./empty 15382 brk(0,1073373184,-512,-512,1073373184,1073372672) = 0x00011000 15382 uname(0x3ff7ebf2) = 0 15382 access("/etc/ld.so.preload",04) = -1 errno=2 (No such file or directory) 15382 open("/lib/tls/fast-mult/half/libc.so.6",0,07776463300) = -1 errno=2 (No such file or directory) 15382 stat64("/lib/tls/fast-mult/half",0x3ff7e7f8) = -1 errno=2 (No such file or directory) 15382 open("/lib/tls/fast-mult/libc.so.6",0,07776463300) = -1 errno=2 (No such file or directory) 15382 stat64("/lib/tls/fast-mult",0x3ff7e7f8) = -1 errno=2 (No such file or directory) 15382 open("/lib/tls/half/libc.so.6",0,07776463300) = -1 errno=2 (No such file or directory) 15382 stat64("/lib/tls/half",0x3ff7e7f8) = -1 errno=2 (No such file or directory) 15382 open("/lib/tls/libc.so.6",0,07776463300) = -1 errno=2 (No such file or directory) 15382 stat64("/lib/tls",0x3ff7e7f8) = -1 errno=2 (No such file or directory) 15382 open("/lib/fast-mult/half/libc.so.6",0,07776463300) = -1 errno=2 (No such file or directory) 15382 stat64("/lib/fast-mult/half",0x3ff7e7f8) = -1 errno=2 (No such file or directory) 15382 open("/lib/fast-mult/libc.so.6",0,07776463300) = -1 errno=2 (No such file or directory) 15382 stat64("/lib/fast-mult",0x3ff7e7f8) = -1 errno=2 (No such file or directory) 15382 open("/lib/half/libc.so.6",0,07776463300) = -1 errno=2 (No such file or directory) 15382 stat64("/lib/half",0x3ff7e7f8) = -1 errno=2 (No such file or directory) 15382 open("/lib/libc.so.6",0,07776463300) = 3 15382 read(3,0x3ff7e8ec,512) = 512 15382 fstat64(3,0x3ff7e7f8) = 0 15382 mmap2(0,4096,3,34,-1,0) = 0x41f81000 15382 mmap2(0,1212984,5,2050,3,0) = 0x41f82000 15382 mprotect(1107939328,32768,0,24,1073211056,1106776064) = 0 15382 mmap2(1107972096,12288,3,2066,3,283) = 0x420a5000 15382 mmap2(1107984384,8760,3,50,-1,0) = 0x420a8000 15382 close(3) = 0 15382 mmap2(0,4096,3,34,-1,0) = 0x420ab000 15382 mprotect(1107972096,8192,1,1073372672,1073373184,1106776064) = 0 15382 mprotect(1073369088,4096,1,1073372672,1073373184,1073373896) = 0 15382 exit_group(0) Does anyone have any hints how to solve this situation? Can I set up the target somehow to use the -B option by default? Thanks, Matej _______________________________________________ Scratchbox-users mailing list Scratchbox-users@lists.scratchbox.org http://lists.scratchbox.org/cgi-bin/mailman/listinfo/scratchbox-users
