Re: [gentoo-user-ru] проблема с revdep-rebuild - gentoo-user-ru

From:	"Попов Владимир Ильич" <vip@×××××××××.ru>
To:	gentoo-user-ru@l.g.o
Subject:	Re: [gentoo-user-ru] проблема с revdep-rebuild
Date:	Thu, 19 Feb 2009 10:40:14
Message-Id:	`200902191640.22407.vip@bti.secna.ru`
In Reply to:	Re: [gentoo-user-ru] проблема с revdep-rebuild by Mike Kazantsev

1

> Можно использовать параметр -f strace'а, в данном случае наверно на

2

> родителе этих процессов, раз они постоянно отваливаются, а родитель их

3

> fork'ает.

4

ага помогло!

5

6

# pstree -p 8329

7

revdep-rebuild(8329)───revdep-rebuild(8789)─┬─ldd(8790)─┬─cat(8794)

8

                                            │           └─ldd(8793)───getstack2(8795)

9

                                            └─sort(8791)

[pid  8794] execve("/bin/cat", ["cat"], [/* 34 vars */]) = 0

14

[pid  8794] brk(0)                      = 0x1650c5a8

15

[pid  8794] access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)

16

[pid  8794] open("/etc/ld.so.cache", O_RDONLY) = 3

17

[pid  8794] fstat64(3, {st_mode=S_IFREG|0644, st_size=20022, ...}) = 0

18

[pid  8794] mmap2(NULL, 20022, PROT_READ, MAP_PRIVATE, 3, 0) = 0x49dc2000

19

[pid  8794] close(3)                    = 0

20

[pid  8794] open("/lib/libc.so.6", O_RDONLY) = 3

21

[pid  8794] read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0`h\1\0004\0\0\0\234"..., 512) = 512

22

[pid  8794] fstat64(3, {st_mode=S_IFREG|0755, st_size=1298668, ...}) = 0

23

[pid  8794] mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x49dc1000

24

[pid  8794] mmap2(NULL, 1309072, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x49c81000

25

[pid  8794] mprotect(0x49dba000, 4096, PROT_NONE) = 0

26

[pid  8794] mmap2(0x49dbb000, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x139) = 0x49dbb000

27

[pid  8794] mmap2(0x49dbe000, 10640, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x49dbe000

28

[pid  8794] close(3)                    = 0

29

[pid  8794] mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x49c80000

30

[pid  8794] set_thread_area({entry_number:-1 -> 6, base_addr:0x49c806c0, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}) = 0

31

[pid  8794] open("/dev/urandom", O_RDONLY) = 3

32

[pid  8794] read(3, "\2311\200)"..., 4) = 4

33

[pid  8794] close(3)                    = 0

34

[pid  8794] mprotect(0x49dbb000, 8192, PROT_READ) = 0

35

[pid  8794] mprotect(0x16509000, 4096, PROT_READ) = 0

36

[pid  8794] mprotect(0x49de4000, 4096, PROT_READ) = 0

37

[pid  8794] munmap(0x49dc2000, 20022)   = 0

38

[pid  8794] brk(0)                      = 0x1650c5a8

39

[pid  8794] brk(0x1652d5a8)             = 0x1652d5a8

40

[pid  8794] brk(0x1652e000)             = 0x1652e000

41

[pid  8794] open("/usr/lib/locale/locale-archive", O_RDONLY|O_LARGEFILE) = 3

42

[pid  8794] fstat64(3, {st_mode=S_IFREG|0644, st_size=3255808, ...}) = 0

43

[pid  8794] mmap2(NULL, 2097152, PROT_READ, MAP_PRIVATE, 3, 0) = 0x49a80000

44

[pid  8794] mmap2(NULL, 958464, PROT_READ, MAP_PRIVATE, 3, 0x17d) = 0x49996000

45

[pid  8794] close(3)                    = 0

46

[pid  8794] fstat64(1, {st_mode=S_IFIFO|0600, st_size=0, ...}) = 0

47

[pid  8794] fstat64(0, {st_mode=S_IFIFO|0600, st_size=0, ...}) = 0

48

[pid  8794] read(0,  <unfinished ...>

49

[pid  8795] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0

50

[pid  8795] rt_sigaction(SIGTSTP, {SIG_DFL, [], 0}, {SIG_DFL, [], 0}, 8) = 0

51

[pid  8795] rt_sigaction(SIGTTIN, {SIG_DFL, [], 0}, {SIG_DFL, [], 0}, 8) = 0

52

[pid  8795] rt_sigaction(SIGTTOU, {SIG_DFL, [], 0}, {SIG_DFL, [], 0}, 8) = 0

53

[pid  8795] rt_sigaction(SIGINT, {SIG_DFL, [], 0}, {0x12cde1f1, [], 0}, 8) = 0

54

[pid  8795] rt_sigaction(SIGQUIT, {SIG_DFL, [], 0}, {SIG_DFL, [], 0}, 8) = 0

55

[pid  8795] rt_sigaction(SIGCHLD, {SIG_DFL, [], 0}, {0x12cc7a4a, [], 0}, 8) = 0

56

[pid  8795] execve("/usr/lib/paxtest/getstack2", ["/usr/lib/paxtest/getstack2"], [/* 39 vars */]) = 0

57

[pid  8793] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0

58

[pid  8793] rt_sigprocmask(SIG_BLOCK, [CHLD], [], 8) = 0

59

[pid  8793] rt_sigaction(SIGINT, {0x12cc5ee0, [], 0}, {0x12cde1f1, [], 0}, 8) = 0

60

[pid  8793] waitpid(-1, Process 8793 suspended

61

62

63

>

64

> А в /var/cache/revdep-rebuild/3_errors.rr пусто?

65

> Насколько показывает lsof, getstack2 его открывает на запись.

66

тут оказалось самое интересное:

67

68

ldd: warning: you do not have execution permission for `/lib/libgcc_s.so.1'

69

ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_cracklib.so.pl'

70

ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_deny.so.pl'

71

ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_env.so.pl'

72

ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_filter.so.pl'

73

ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_group.so.pl'

74

ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_listfile.so.pl'

75

ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_mail.so.pl'

76

ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_motd.so.pl'

77

ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_nologin.so.pl'

78

ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_permit.so.pl'

79

ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_pwdb.so.pl'

80

ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_rhosts_auth.so.pl'

81

ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_rootok.so.pl'

82

ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_securetty.so.pl'

83

ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_shells.so.pl'

84

ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_stack.so.pl'

85

ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_tally.so.pl'

86

ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_time.so.pl'

87

ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_unix.so.pl'

88

ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_wheel.so.pl'

89

lddlibc4: cannot read header from `/usr/libexec/webmin/qmailadmin/config.info.nl'

90

lddlibc4: cannot read header from `/usr/libexec/webmin/stunnel/config.info.ms'

91

ldd: warning: you do not have execution permission for `/usr/lib/gcc/i686-pc-linux-gnu/3.4.6/libgcc_s.so.1'

92

ldd: warning: you do not have execution permission for `/usr/lib/gcc-lib/i686-pc-linux-gnu/3.3.6/libgcc_s.so.1'

Gentoo Archives: gentoo-user-ru

Replies

1	> Можно использовать параметр -f strace'а, в данном случае наверно на
2	> родителе этих процессов, раз они постоянно отваливаются, а родитель их
3	> fork'ает.
4	ага помогло!
5
6	# pstree -p 8329
7	revdep-rebuild(8329)───revdep-rebuild(8789)─┬─ldd(8790)─┬─cat(8794)
8	│ └─ldd(8793)───getstack2(8795)
9	└─sort(8791)
10
11
12
13	[pid 8794] execve("/bin/cat", ["cat"], [/* 34 vars */]) = 0
14	[pid 8794] brk(0) = 0x1650c5a8
15	[pid 8794] access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
16	[pid 8794] open("/etc/ld.so.cache", O_RDONLY) = 3
17	[pid 8794] fstat64(3, {st_mode=S_IFREG\|0644, st_size=20022, ...}) = 0
18	[pid 8794] mmap2(NULL, 20022, PROT_READ, MAP_PRIVATE, 3, 0) = 0x49dc2000
19	[pid 8794] close(3) = 0
20	[pid 8794] open("/lib/libc.so.6", O_RDONLY) = 3
21	[pid 8794] read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0`h\1\0004\0\0\0\234"..., 512) = 512
22	[pid 8794] fstat64(3, {st_mode=S_IFREG\|0755, st_size=1298668, ...}) = 0
23	[pid 8794] mmap2(NULL, 4096, PROT_READ\|PROT_WRITE, MAP_PRIVATE\|MAP_ANONYMOUS, -1, 0) = 0x49dc1000
24	[pid 8794] mmap2(NULL, 1309072, PROT_READ\|PROT_EXEC, MAP_PRIVATE\|MAP_DENYWRITE, 3, 0) = 0x49c81000
25	[pid 8794] mprotect(0x49dba000, 4096, PROT_NONE) = 0
26	[pid 8794] mmap2(0x49dbb000, 12288, PROT_READ\|PROT_WRITE, MAP_PRIVATE\|MAP_FIXED\|MAP_DENYWRITE, 3, 0x139) = 0x49dbb000
27	[pid 8794] mmap2(0x49dbe000, 10640, PROT_READ\|PROT_WRITE, MAP_PRIVATE\|MAP_FIXED\|MAP_ANONYMOUS, -1, 0) = 0x49dbe000
28	[pid 8794] close(3) = 0
29	[pid 8794] mmap2(NULL, 4096, PROT_READ\|PROT_WRITE, MAP_PRIVATE\|MAP_ANONYMOUS, -1, 0) = 0x49c80000
30	[pid 8794] set_thread_area({entry_number:-1 -> 6, base_addr:0x49c806c0, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}) = 0
31	[pid 8794] open("/dev/urandom", O_RDONLY) = 3
32	[pid 8794] read(3, "\2311\200)"..., 4) = 4
33	[pid 8794] close(3) = 0
34	[pid 8794] mprotect(0x49dbb000, 8192, PROT_READ) = 0
35	[pid 8794] mprotect(0x16509000, 4096, PROT_READ) = 0
36	[pid 8794] mprotect(0x49de4000, 4096, PROT_READ) = 0
37	[pid 8794] munmap(0x49dc2000, 20022) = 0
38	[pid 8794] brk(0) = 0x1650c5a8
39	[pid 8794] brk(0x1652d5a8) = 0x1652d5a8
40	[pid 8794] brk(0x1652e000) = 0x1652e000
41	[pid 8794] open("/usr/lib/locale/locale-archive", O_RDONLY\|O_LARGEFILE) = 3
42	[pid 8794] fstat64(3, {st_mode=S_IFREG\|0644, st_size=3255808, ...}) = 0
43	[pid 8794] mmap2(NULL, 2097152, PROT_READ, MAP_PRIVATE, 3, 0) = 0x49a80000
44	[pid 8794] mmap2(NULL, 958464, PROT_READ, MAP_PRIVATE, 3, 0x17d) = 0x49996000
45	[pid 8794] close(3) = 0
46	[pid 8794] fstat64(1, {st_mode=S_IFIFO\|0600, st_size=0, ...}) = 0
47	[pid 8794] fstat64(0, {st_mode=S_IFIFO\|0600, st_size=0, ...}) = 0
48	[pid 8794] read(0, <unfinished ...>
49	[pid 8795] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
50	[pid 8795] rt_sigaction(SIGTSTP, {SIG_DFL, [], 0}, {SIG_DFL, [], 0}, 8) = 0
51	[pid 8795] rt_sigaction(SIGTTIN, {SIG_DFL, [], 0}, {SIG_DFL, [], 0}, 8) = 0
52	[pid 8795] rt_sigaction(SIGTTOU, {SIG_DFL, [], 0}, {SIG_DFL, [], 0}, 8) = 0
53	[pid 8795] rt_sigaction(SIGINT, {SIG_DFL, [], 0}, {0x12cde1f1, [], 0}, 8) = 0
54	[pid 8795] rt_sigaction(SIGQUIT, {SIG_DFL, [], 0}, {SIG_DFL, [], 0}, 8) = 0
55	[pid 8795] rt_sigaction(SIGCHLD, {SIG_DFL, [], 0}, {0x12cc7a4a, [], 0}, 8) = 0
56	[pid 8795] execve("/usr/lib/paxtest/getstack2", ["/usr/lib/paxtest/getstack2"], [/* 39 vars */]) = 0
57	[pid 8793] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
58	[pid 8793] rt_sigprocmask(SIG_BLOCK, [CHLD], [], 8) = 0
59	[pid 8793] rt_sigaction(SIGINT, {0x12cc5ee0, [], 0}, {0x12cde1f1, [], 0}, 8) = 0
60	[pid 8793] waitpid(-1, Process 8793 suspended
61
62
63	>
64	> А в /var/cache/revdep-rebuild/3_errors.rr пусто?
65	> Насколько показывает lsof, getstack2 его открывает на запись.
66	тут оказалось самое интересное:
67
68	ldd: warning: you do not have execution permission for `/lib/libgcc_s.so.1'
69	ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_cracklib.so.pl'
70	ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_deny.so.pl'
71	ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_env.so.pl'
72	ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_filter.so.pl'
73	ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_group.so.pl'
74	ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_listfile.so.pl'
75	ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_mail.so.pl'
76	ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_motd.so.pl'
77	ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_nologin.so.pl'
78	ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_permit.so.pl'
79	ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_pwdb.so.pl'
80	ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_rhosts_auth.so.pl'
81	ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_rootok.so.pl'
82	ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_securetty.so.pl'
83	ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_shells.so.pl'
84	ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_stack.so.pl'
85	ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_tally.so.pl'
86	ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_time.so.pl'
87	ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_unix.so.pl'
88	ldd: warning: you do not have execution permission for `/usr/libexec/webmin/pam/pam_wheel.so.pl'
89	lddlibc4: cannot read header from `/usr/libexec/webmin/qmailadmin/config.info.nl'
90	lddlibc4: cannot read header from `/usr/libexec/webmin/stunnel/config.info.ms'
91	ldd: warning: you do not have execution permission for `/usr/lib/gcc/i686-pc-linux-gnu/3.4.6/libgcc_s.so.1'
92	ldd: warning: you do not have execution permission for `/usr/lib/gcc-lib/i686-pc-linux-gnu/3.3.6/libgcc_s.so.1'