Le 07/03/2013 16:13, Eric Sandeen a écrit : > # strace -o tracefile.txt mkfs.btrfs /dev/sda5 tracefile.txt will > contain all syscalls made by the binary and their results, which might > give us a clue what's gone wrong. -Eric
Here it goes ! execve("/sbin/mkfs.btrfs", ["mkfs.btrfs", "/dev/sda5"], [/* 28 vars */]) = 0 brk(0) = 0x9ee6000 mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb76f0000 access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory) open("/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3 fstat64(3, {st_mode=S_IFREG|0644, st_size=48297, ...}) = 0 mmap2(NULL, 48297, PROT_READ, MAP_PRIVATE, 3, 0) = 0xb76e4000 close(3) = 0 open("/lib/libuuid.so.1", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0@\16\0\0004\0\0\0"..., 512) = 512 fstat64(3, {st_mode=S_IFREG|0755, st_size=11888, ...}) = 0 mmap2(NULL, 14712, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb76e0000 mmap2(0xb76e3000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2) = 0xb76e3000 close(3) = 0 open("/lib/libm.so.6", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0@D\0\0004\0\0\0"..., 512) = 512 fstat64(3, {st_mode=S_IFREG|0755, st_size=202934, ...}) = 0 mmap2(NULL, 176256, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb76b4000 mmap2(0xb76de000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x29) = 0xb76de000 close(3) = 0 open("/lib/libc.so.6", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\0\227\1\0004\0\0\0"..., 512) = 512 fstat64(3, {st_mode=S_IFREG|0755, st_size=1769964, ...}) = 0 mmap2(NULL, 1571356, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xb7534000 mmap2(0xb76ae000, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x179) = 0xb76ae000 mmap2(0xb76b1000, 10780, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xb76b1000 close(3) = 0 mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7533000 mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7532000 set_thread_area({entry_number:-1 -> 6, base_addr:0xb7532700, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}) = 0 mprotect(0xb76ae000, 8192, PROT_READ) = 0 mprotect(0xb76de000, 4096, PROT_READ) = 0 mprotect(0xb7712000, 4096, PROT_READ) = 0 munmap(0xb76e4000, 48297) = 0 fstat64(1, {st_mode=S_IFCHR|0620, st_rdev=makedev(136, 1), ...}) = 0 mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb76ef000 write(1, "\n", 1) = 1 write(1, "WARNING! - Btrfs v0.20-rc1 IS EX"..., 43) = 43 write(1, "WARNING! - see http://btrfs.wiki"..., 57) = 57 write(1, "\n", 1) = 1 open("/dev/sda5", O_RDONLY|O_LARGEFILE) = 3 brk(0) = 0x9ee6000 brk(0x9f08000) = 0x9f08000 pread64(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 3531, 65536) = 3531 pread64(3, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 3531, 67108864) = 3531 pread64(3, "", 3531, 274877906944) = 0 brk(0x9f07000) = 0x9f07000 open("/proc/mounts", O_RDONLY|O_CLOEXEC) = 4 fstat64(4, {st_mode=S_IFREG|0444, st_size=0, ...}) = 0 mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb76ee000 read(4, "rootfs / rootfs rw 0 0\nproc /pro"..., 1024) = 480 stat64("rootfs", 0xbff5b970) = -1 ENOENT (No such file or directory) stat64("proc", 0xbff5b970) = -1 ENOENT (No such file or directory) stat64("sysfs", 0xbff5b970) = -1 ENOENT (No such file or directory) stat64("devtmpfs", 0xbff5b970) = -1 ENOENT (No such file or directory) stat64("tmpfs", 0xbff5b970) = -1 ENOENT (No such file or directory) stat64("devpts", 0xbff5b970) = -1 ENOENT (No such file or directory) stat64("fusectl", 0xbff5b970) = -1 ENOENT (No such file or directory) stat64("/dev/loop2", {st_mode=S_IFBLK|0660, st_rdev=makedev(7, 2), ...}) = 0 stat64("/dev/sda5", {st_mode=S_IFBLK|0660, st_rdev=makedev(8, 5), ...}) = 0 stat64("/dev/loop2", {st_mode=S_IFBLK|0660, st_rdev=makedev(7, 2), ...}) = 0 open("/dev/loop2", O_RDONLY|O_LARGEFILE) = 5 ioctl(5, 0x4c03, 0xbff59904) = 0 close(5) = 0 lstat64("/dev", {st_mode=S_IFDIR|0755, st_size=10060, ...}) = 0 lstat64("/dev/sda5", {st_mode=S_IFBLK|0660, st_rdev=makedev(8, 5), ...}) = 0 lstat64("/sqfs_disk", 0xbff57820) = -1 ENOENT (No such file or directory) close(4) = 0 munmap(0xb76ee000, 4096) = 0 close(3) = 0 write(2, "error checking /dev/sda5 mount s"..., 38) = 38 exit_group(1) = ? -- Swâmi Petaramesh <sw...@petaramesh.org> http://petaramesh.org PGP 9076E32E Ne cherchez pas : Je ne suis pas sur Facebook. -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html