[Bug 208138] process freezes in STOP state and can't be killed

bugzilla-noreply at freebsd.org bugzilla-noreply at freebsd.org
Fri Sep 2 22:56:33 UTC 2016


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=208138

--- Comment #2 from Henrik Paulini <nh11 at users.sourceforge.net> ---
> uname -a

FreeBSD toybox 10.2-RELEASE-p11 FreeBSD 10.2-RELEASE-p11 #0: Thu Jan 14
15:48:17 UTC 2016     root at amd64-builder.pcbsd.org:/usr/obj/usr/src/sys/GENERIC
 amd64

> uname -UK

1002000 1001000

> ps aux | grep seamonkey

harzi       3042   0.0 26.5 1286212 546864  1- T+    9:09AM   59:39.09
seamonkey

> procstat -k 3042

  PID    TID COMM             TDNAME           KSTACK                       
 3042 100843 seamonkey        Timer            mi_switch sleepq_timedwait_sig
_sleep umtxq_sleep do_wait __umtx_op_wait_uint_private amd64_syscall
Xfast_syscall 
 3042 101746 seamonkey        mozStorage #17   mi_switch thread_suspend_switch
thread_single exit1 sigexit postsig ast Xfast_syscall 

> procstat -i 3042

  PID COMM             SIG     FLAGS
 3042 seamonkey        HUP      P-C
 3042 seamonkey        INT      P-C
 3042 seamonkey        QUIT     --C
 3042 seamonkey        ILL      --C
 3042 seamonkey        TRAP     ---
 3042 seamonkey        ABRT     --C
 3042 seamonkey        EMT      ---
 3042 seamonkey        FPE      -I-
 3042 seamonkey        KILL     P--
 3042 seamonkey        BUS      ---
 3042 seamonkey        SEGV     --C
 3042 seamonkey        SYS      ---
 3042 seamonkey        PIPE     -I-
 3042 seamonkey        ALRM     ---
 3042 seamonkey        TERM     P--
 3042 seamonkey        URG      -I-
 3042 seamonkey        STOP     ---
 3042 seamonkey        TSTP     ---
 3042 seamonkey        CONT     ---
 3042 seamonkey        CHLD     -I-
 3042 seamonkey        TTIN     ---
 3042 seamonkey        TTOU     ---
 3042 seamonkey        IO       -I-
 3042 seamonkey        XCPU     ---
 3042 seamonkey        XFSZ     ---
 3042 seamonkey        VTALRM   --C
 3042 seamonkey        PROF     ---
 3042 seamonkey        WINCH    -I-
 3042 seamonkey        INFO     -I-
 3042 seamonkey        USR1     ---
 3042 seamonkey        USR2     ---
 3042 seamonkey        32       --C
 3042 seamonkey        33       ---
 3042 seamonkey        34       ---
 3042 seamonkey        35       ---
 3042 seamonkey        36       ---
 3042 seamonkey        37       ---
 3042 seamonkey        38       ---
 3042 seamonkey        39       ---
 3042 seamonkey        40       ---
 3042 seamonkey        41       ---
 3042 seamonkey        42       ---
 3042 seamonkey        43       ---
 3042 seamonkey        44       ---
 3042 seamonkey        45       ---
 3042 seamonkey        46       ---
 3042 seamonkey        47       ---
 3042 seamonkey        48       ---
 3042 seamonkey        49       ---
 3042 seamonkey        50       ---
 3042 seamonkey        51       ---
 3042 seamonkey        52       ---
 3042 seamonkey        53       ---
 3042 seamonkey        54       ---
 3042 seamonkey        55       ---
 3042 seamonkey        56       ---
 3042 seamonkey        57       ---
 3042 seamonkey        58       ---
 3042 seamonkey        59       ---
 3042 seamonkey        60       ---
 3042 seamonkey        61       ---
 3042 seamonkey        62       ---
 3042 seamonkey        63       ---
 3042 seamonkey        64       ---
 3042 seamonkey        65       --C
 3042 seamonkey        66       --C
 3042 seamonkey        67       --C
 3042 seamonkey        68       ---
 3042 seamonkey        69       ---
 3042 seamonkey        70       ---
 3042 seamonkey        71       ---
 3042 seamonkey        72       ---
 3042 seamonkey        73       ---
 3042 seamonkey        74       ---
 3042 seamonkey        75       ---
 3042 seamonkey        76       ---
 3042 seamonkey        77       ---
 3042 seamonkey        78       ---
 3042 seamonkey        79       ---
 3042 seamonkey        80       ---
 3042 seamonkey        81       ---
 3042 seamonkey        82       ---
 3042 seamonkey        83       ---
 3042 seamonkey        84       ---
 3042 seamonkey        85       ---
 3042 seamonkey        86       ---
 3042 seamonkey        87       ---
 3042 seamonkey        88       ---
 3042 seamonkey        89       ---
 3042 seamonkey        90       ---
 3042 seamonkey        91       ---
 3042 seamonkey        92       ---
 3042 seamonkey        93       ---
 3042 seamonkey        94       ---
 3042 seamonkey        95       ---
 3042 seamonkey        96       ---
 3042 seamonkey        97       ---
 3042 seamonkey        98       ---
 3042 seamonkey        99       ---
 3042 seamonkey        100      ---
 3042 seamonkey        101      ---
 3042 seamonkey        102      ---
 3042 seamonkey        103      ---
 3042 seamonkey        104      ---
 3042 seamonkey        105      ---
 3042 seamonkey        106      ---
 3042 seamonkey        107      ---
 3042 seamonkey        108      ---
 3042 seamonkey        109      ---
 3042 seamonkey        110      ---
 3042 seamonkey        111      ---
 3042 seamonkey        112      ---
 3042 seamonkey        113      ---
 3042 seamonkey        114      ---
 3042 seamonkey        115      ---
 3042 seamonkey        116      ---
 3042 seamonkey        117      ---
 3042 seamonkey        118      ---
 3042 seamonkey        119      ---
 3042 seamonkey        120      ---
 3042 seamonkey        121      ---
 3042 seamonkey        122      ---
 3042 seamonkey        123      ---
 3042 seamonkey        124      ---
 3042 seamonkey        125      ---
 3042 seamonkey        126      ---
 3042 seamonkey        127      ---
 3042 seamonkey        128      ---

> procstat -j 3042

  PID    TID COMM             SIG     FLAGS
 3042 100843 seamonkey        HUP      --
 3042 100843 seamonkey        INT      --
 3042 100843 seamonkey        QUIT     --
 3042 100843 seamonkey        ILL      --
 3042 100843 seamonkey        TRAP     --
 3042 100843 seamonkey        ABRT     --
 3042 100843 seamonkey        EMT      --
 3042 100843 seamonkey        FPE      --
 3042 100843 seamonkey        KILL     --
 3042 100843 seamonkey        BUS      --
 3042 100843 seamonkey        SEGV     --
 3042 100843 seamonkey        SYS      --
 3042 100843 seamonkey        PIPE     --
 3042 100843 seamonkey        ALRM     --
 3042 100843 seamonkey        TERM     --
 3042 100843 seamonkey        URG      --
 3042 100843 seamonkey        STOP     --
 3042 100843 seamonkey        TSTP     --
 3042 100843 seamonkey        CONT     --
 3042 100843 seamonkey        CHLD     --
 3042 100843 seamonkey        TTIN     --
 3042 100843 seamonkey        TTOU     --
 3042 100843 seamonkey        IO       --
 3042 100843 seamonkey        XCPU     --
 3042 100843 seamonkey        XFSZ     --
 3042 100843 seamonkey        VTALRM   --
 3042 100843 seamonkey        PROF     --
 3042 100843 seamonkey        WINCH    --
 3042 100843 seamonkey        INFO     --
 3042 100843 seamonkey        USR1     --
 3042 100843 seamonkey        USR2     --
 3042 100843 seamonkey        32       --
 3042 100843 seamonkey        33       --
 3042 100843 seamonkey        34       --
 3042 100843 seamonkey        35       --
 3042 100843 seamonkey        36       --
 3042 100843 seamonkey        37       --
 3042 100843 seamonkey        38       --
 3042 100843 seamonkey        39       --
 3042 100843 seamonkey        40       --
 3042 100843 seamonkey        41       --
 3042 100843 seamonkey        42       --
 3042 100843 seamonkey        43       --
 3042 100843 seamonkey        44       --
 3042 100843 seamonkey        45       --
 3042 100843 seamonkey        46       --
 3042 100843 seamonkey        47       --
 3042 100843 seamonkey        48       --
 3042 100843 seamonkey        49       --
 3042 100843 seamonkey        50       --
 3042 100843 seamonkey        51       --
 3042 100843 seamonkey        52       --
 3042 100843 seamonkey        53       --
 3042 100843 seamonkey        54       --
 3042 100843 seamonkey        55       --
 3042 100843 seamonkey        56       --
 3042 100843 seamonkey        57       --
 3042 100843 seamonkey        58       --
 3042 100843 seamonkey        59       --
 3042 100843 seamonkey        60       --
 3042 100843 seamonkey        61       --
 3042 100843 seamonkey        62       --
 3042 100843 seamonkey        63       --
 3042 100843 seamonkey        64       --
 3042 100843 seamonkey        65       --
 3042 100843 seamonkey        66       --
 3042 100843 seamonkey        67       --
 3042 100843 seamonkey        68       --
 3042 100843 seamonkey        69       --
 3042 100843 seamonkey        70       --
 3042 100843 seamonkey        71       --
 3042 100843 seamonkey        72       --
 3042 100843 seamonkey        73       --
 3042 100843 seamonkey        74       --
 3042 100843 seamonkey        75       --
 3042 100843 seamonkey        76       --
 3042 100843 seamonkey        77       --
 3042 100843 seamonkey        78       --
 3042 100843 seamonkey        79       --
 3042 100843 seamonkey        80       --
 3042 100843 seamonkey        81       --
 3042 100843 seamonkey        82       --
 3042 100843 seamonkey        83       --
 3042 100843 seamonkey        84       --
 3042 100843 seamonkey        85       --
 3042 100843 seamonkey        86       --
 3042 100843 seamonkey        87       --
 3042 100843 seamonkey        88       --
 3042 100843 seamonkey        89       --
 3042 100843 seamonkey        90       --
 3042 100843 seamonkey        91       --
 3042 100843 seamonkey        92       --
 3042 100843 seamonkey        93       --
 3042 100843 seamonkey        94       --
 3042 100843 seamonkey        95       --
 3042 100843 seamonkey        96       --
 3042 100843 seamonkey        97       --
 3042 100843 seamonkey        98       --
 3042 100843 seamonkey        99       --
 3042 100843 seamonkey        100      --
 3042 100843 seamonkey        101      --
 3042 100843 seamonkey        102      --
 3042 100843 seamonkey        103      --
 3042 100843 seamonkey        104      --
 3042 100843 seamonkey        105      --
 3042 100843 seamonkey        106      --
 3042 100843 seamonkey        107      --
 3042 100843 seamonkey        108      --
 3042 100843 seamonkey        109      --
 3042 100843 seamonkey        110      --
 3042 100843 seamonkey        111      --
 3042 100843 seamonkey        112      --
 3042 100843 seamonkey        113      --
 3042 100843 seamonkey        114      --
 3042 100843 seamonkey        115      --
 3042 100843 seamonkey        116      --
 3042 100843 seamonkey        117      --
 3042 100843 seamonkey        118      --
 3042 100843 seamonkey        119      --
 3042 100843 seamonkey        120      --
 3042 100843 seamonkey        121      --
 3042 100843 seamonkey        122      --
 3042 100843 seamonkey        123      --
 3042 100843 seamonkey        124      --
 3042 100843 seamonkey        125      --
 3042 100843 seamonkey        126      --
 3042 100843 seamonkey        127      --
 3042 100843 seamonkey        128      --
 3042 101746 seamonkey        HUP      -B
 3042 101746 seamonkey        INT      -B
 3042 101746 seamonkey        QUIT     -B
 3042 101746 seamonkey        ILL      -B
 3042 101746 seamonkey        TRAP     -B
 3042 101746 seamonkey        ABRT     -B
 3042 101746 seamonkey        EMT      -B
 3042 101746 seamonkey        FPE      -B
 3042 101746 seamonkey        KILL     --
 3042 101746 seamonkey        BUS      -B
 3042 101746 seamonkey        SEGV     -B
 3042 101746 seamonkey        SYS      -B
 3042 101746 seamonkey        PIPE     -B
 3042 101746 seamonkey        ALRM     -B
 3042 101746 seamonkey        TERM     --
 3042 101746 seamonkey        URG      -B
 3042 101746 seamonkey        STOP     --
 3042 101746 seamonkey        TSTP     -B
 3042 101746 seamonkey        CONT     -B
 3042 101746 seamonkey        CHLD     -B
 3042 101746 seamonkey        TTIN     -B
 3042 101746 seamonkey        TTOU     -B
 3042 101746 seamonkey        IO       -B
 3042 101746 seamonkey        XCPU     -B
 3042 101746 seamonkey        XFSZ     -B
 3042 101746 seamonkey        VTALRM   -B
 3042 101746 seamonkey        PROF     -B
 3042 101746 seamonkey        WINCH    -B
 3042 101746 seamonkey        INFO     -B
 3042 101746 seamonkey        USR1     -B
 3042 101746 seamonkey        USR2     -B
 3042 101746 seamonkey        32       --
 3042 101746 seamonkey        33       -B
 3042 101746 seamonkey        34       -B
 3042 101746 seamonkey        35       -B
 3042 101746 seamonkey        36       -B
 3042 101746 seamonkey        37       -B
 3042 101746 seamonkey        38       -B
 3042 101746 seamonkey        39       -B
 3042 101746 seamonkey        40       -B
 3042 101746 seamonkey        41       -B
 3042 101746 seamonkey        42       -B
 3042 101746 seamonkey        43       -B
 3042 101746 seamonkey        44       -B
 3042 101746 seamonkey        45       -B
 3042 101746 seamonkey        46       -B
 3042 101746 seamonkey        47       -B
 3042 101746 seamonkey        48       -B
 3042 101746 seamonkey        49       -B
 3042 101746 seamonkey        50       -B
 3042 101746 seamonkey        51       -B
 3042 101746 seamonkey        52       -B
 3042 101746 seamonkey        53       -B
 3042 101746 seamonkey        54       -B
 3042 101746 seamonkey        55       -B
 3042 101746 seamonkey        56       -B
 3042 101746 seamonkey        57       -B
 3042 101746 seamonkey        58       -B
 3042 101746 seamonkey        59       -B
 3042 101746 seamonkey        60       -B
 3042 101746 seamonkey        61       -B
 3042 101746 seamonkey        62       -B
 3042 101746 seamonkey        63       -B
 3042 101746 seamonkey        64       -B
 3042 101746 seamonkey        65       -B
 3042 101746 seamonkey        66       -B
 3042 101746 seamonkey        67       -B
 3042 101746 seamonkey        68       -B
 3042 101746 seamonkey        69       -B
 3042 101746 seamonkey        70       -B
 3042 101746 seamonkey        71       -B
 3042 101746 seamonkey        72       -B
 3042 101746 seamonkey        73       -B
 3042 101746 seamonkey        74       -B
 3042 101746 seamonkey        75       -B
 3042 101746 seamonkey        76       -B
 3042 101746 seamonkey        77       -B
 3042 101746 seamonkey        78       -B
 3042 101746 seamonkey        79       -B
 3042 101746 seamonkey        80       -B
 3042 101746 seamonkey        81       -B
 3042 101746 seamonkey        82       -B
 3042 101746 seamonkey        83       -B
 3042 101746 seamonkey        84       -B
 3042 101746 seamonkey        85       -B
 3042 101746 seamonkey        86       -B
 3042 101746 seamonkey        87       -B
 3042 101746 seamonkey        88       -B
 3042 101746 seamonkey        89       -B
 3042 101746 seamonkey        90       -B
 3042 101746 seamonkey        91       -B
 3042 101746 seamonkey        92       -B
 3042 101746 seamonkey        93       -B
 3042 101746 seamonkey        94       -B
 3042 101746 seamonkey        95       -B
 3042 101746 seamonkey        96       -B
 3042 101746 seamonkey        97       -B
 3042 101746 seamonkey        98       -B
 3042 101746 seamonkey        99       -B
 3042 101746 seamonkey        100      -B
 3042 101746 seamonkey        101      -B
 3042 101746 seamonkey        102      -B
 3042 101746 seamonkey        103      -B
 3042 101746 seamonkey        104      -B
 3042 101746 seamonkey        105      -B
 3042 101746 seamonkey        106      -B
 3042 101746 seamonkey        107      -B
 3042 101746 seamonkey        108      -B
 3042 101746 seamonkey        109      -B
 3042 101746 seamonkey        110      -B
 3042 101746 seamonkey        111      -B
 3042 101746 seamonkey        112      -B
 3042 101746 seamonkey        113      -B
 3042 101746 seamonkey        114      -B
 3042 101746 seamonkey        115      -B
 3042 101746 seamonkey        116      -B
 3042 101746 seamonkey        117      -B
 3042 101746 seamonkey        118      -B
 3042 101746 seamonkey        119      -B
 3042 101746 seamonkey        120      -B
 3042 101746 seamonkey        121      -B
 3042 101746 seamonkey        122      -B
 3042 101746 seamonkey        123      -B
 3042 101746 seamonkey        124      -B
 3042 101746 seamonkey        125      -B
 3042 101746 seamonkey        126      -B
 3042 101746 seamonkey        127      -B
 3042 101746 seamonkey        128      -B

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