Attachment 279681 Details for Bug 413831 – Strace of expected behaviour (from different machine) and actual behaviour

Strace of expected behaviour (from different machine) and actual behaviour

strace-results (text/plain), 5.13 KB, created by James Hogarth on 2007-12-06 12:46:23 UTC

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Creator: James Hogarth

Created: 2007-12-06 12:46:23 UTC

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patch

obsolete

>Expected behaviour:
>
>root@lonengserv01:~ # strace Â /lib/udev/vol_id /dev/sda1 execve("/lib/udev/vol_id", ["/lib/udev/vol_id", "/dev/sda1"], [/* 27 vars */]) = 0 uname({sys="Linux", node="lonengserv01.tideway.com", ...}) = 0
>brk(0)Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â  = 0xf343000
>brk(0xf343f20)Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â  = 0xf343f20 arch_prctl(ARCH_SET_FS, 0xf343850)Â Â Â Â Â  = 0
>brk(0xf364f20)Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â  = 0xf364f20
>brk(0xf365000)Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â  = 0xf365000 open("/dev/sda1", O_RDONLY)Â Â Â Â Â Â Â Â Â Â Â Â  = 3 ioctl(3, BLKGETSIZE64, 0x7fff43c1f248)Â  = 0 open("/etc/passwd", O_RDONLY)Â Â Â Â Â Â Â Â Â Â  = 4 fstat(4, {st_mode=S_IFREG|0644, st_size=5635, ...}) = 0 mmap(NULL, 5635, PROT_READ, MAP_SHARED, 4, 0) = 0x2aaaaaaab000
>close(4)Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â  = 0 munmap(0x2aaaaaaab000, 5635)Â Â Â Â Â Â Â Â Â Â Â  = 0 open("/etc/passwd", O_RDONLY)Â Â Â Â Â Â Â Â Â Â  = 4 fstat(4, {st_mode=S_IFREG|0644, st_size=5635, ...}) = 0 mmap(NULL, 5635, PROT_READ, MAP_SHARED, 4, 0) = 0x2aaaaaaad000
>close(4)Â  Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â = 0 munmap(0x2aaaaaaad000, 5635)Â Â Â Â Â Â Â Â Â Â Â  = 0 lseek(3, 106823680, SEEK_SET)Â Â Â Â Â Â Â Â Â Â  = 106823680 read(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"..., 2048) = 2048 lseek(3, 106895360, SEEK_SET)Â Â Â Â Â Â Â Â Â Â  = 106895360 read(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"..., 512) = 512 lseek(3, 106895872, SEEK_SET)Â Â Â Â Â Â Â Â Â Â  = 106895872 read(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"..., 512) = 512 lseek(3, 106895360, SEEK_SET)Â Â Â Â Â Â  Â Â Â Â = 106895360 read(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"..., 512) = 512 lseek(3, 106864128, SEEK_SET)Â Â Â Â Â Â Â Â Â Â  = 106864128 read(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"..., 512) = 512 lseek(3, 106765824, SEEK_SET)Â Â Â Â Â Â Â Â Â Â  = 106765824 read(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"..., 512) = 512 lseek(3, 106765312, SEEK_SET)Â Â Â Â Â Â Â Â Â Â  = 106765312 read(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"..., 512) = 512 lseek(3, 106888192, SEEK_SET)Â Â Â Â Â Â Â Â Â Â  = 106888192 read(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"..., 512) = 512 lseek(3, 106692096, SEEK_SET)Â Â Â Â Â Â Â Â Â Â  = 106692096 read(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"..., 512) = 512 lseek(3, 106890752, SEEK_SET)Â Â Â Â Â Â Â Â Â Â  = 106890752 read(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"..., 512) = 512 lseek(3, 106895872, SEEK_SET)Â Â Â Â Â Â Â Â Â Â  = 106895872 read(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"..., 512) = 512
>brk(0xf386000)Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â  = 0xf386000 lseek(3, 0, SEEK_SET)Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â  = 0 read(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"..., 3072) = 3072 lseek(3, 0, SEEK_SET)Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â  = 0 read(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"..., 5120) = 5120 lseek(3, 0, SEEK_SET)Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â  = 0 read(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"..., 69632) = 69632
>brk(0xf375000)Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â  = 0xf375000
>brk(0xf365000)Â Â Â Â Â  Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â = 0xf365000 fstat(1, {st_mode=S_IFCHR|0620, st_rdev=makedev(136, 2), ...}) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x2aaaaaaaf000 write(1, "ID_FS_USAGE=filesystem\n", 23ID_FS_USAGE=filesystem
>) = 23
>write(1, "ID_FS_TYPE=ext3\n", 16ID_FS_TYPE=ext3
>)Â Â Â Â Â Â  = 16
>write(1, "ID_FS_VERSION=1.0\n", 18ID_FS_VERSION=1.0
>)Â Â Â Â  = 18
>write(1, "ID_FS_UUID=4b884505-9963-404f-ad"..., 48ID_FS_UUID=4b884505-9963-404f-ad6b-072826e43390
>) = 48
>write(1, "ID_FS_LABEL=/boot\n", 18ID_FS_LABEL=/boot
>)Â Â Â Â  = 18
>write(1, "ID_FS_LABEL_SAFE=boot\n", 22ID_FS_LABEL_SAFE=boot
>) = 22
>close(3)Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â  = 0
>exit_group(0)Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â  = ?
>Process 32085 detached
>
>Actual behaviour:
>
>[root@soaktest64app ~]# strace /lib/udev/vol_id /dev/sda1 execve("/lib/udev/vol_id", ["/lib/udev/vol_id", "/dev/sda1"], [/* 17 vars */]) = 0 uname({sys="Linux", node="soaktest64app", ...}) = 0
>brk(0)Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â  = 0x978b000
>brk(0x978bf20)Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â  = 0x978bf20 arch_prctl(ARCH_SET_FS, 0x978b850)Â Â Â Â Â  = 0
>brk(0x97acf20)Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â  = 0x97acf20
>brk(0x97ad000)Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â  = 0x97ad000 open("/dev/sda1", O_RDONLY)Â Â Â Â Â Â Â Â Â Â Â Â  = 3 ioctl(3, BLKGETSIZE64, 0x7fff07b5b288)Â  = 0 open("/etc/passwd", O_RDONLY)Â Â Â Â Â Â Â Â Â Â  = 4 fstat(4, {st_mode=S_IFREG|0644, st_size=1782, ...}) = 0 mmap(NULL, 1782, PROT_READ, MAP_SHARED, 4, 0) = 0x2aaaaaaab000
>close(4)Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â  = 0
>--- SIGINT (Interrupt) @ 0 (0) ---
>

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Attachments on bug 413831: 279681