[Bug 400088]

[Marty]

Just saw this on Ubuntu 13.10 x86_64; ext4; MATE GB

||/ Name    Version                       Architecture  Description
ii  firefox 30.0~b2+build1-0ubuntu0.13.1  amd64         Safe and easy web browser from Mozilla


$ sudo strace -p 3557 -f
Process 3557 attached with 23 threads
[pid  3664] futex(0x7ffad64f2e24, FUTEX_WAIT_PRIVATE, 7, NULL <unfinished ...>
[pid  3663] futex(0x7ffadd356ee4, FUTEX_WAIT_PRIVATE, 1, NULL <unfinished ...>
[pid  3659] futex(0x7ffaeb95e464, FUTEX_WAIT_PRIVATE, 7, NULL <unfinished ...>
[pid  3658] futex(0x7ffae799dc44, FUTEX_WAIT_PRIVATE, 1, NULL <unfinished ...>
[pid  3657] futex(0x7ffadd534b0c, FUTEX_WAIT_PRIVATE, 1, NULL <unfinished ...>
[pid  3635] restart_syscall(<... resuming interrupted call ...> <unfinished ...>
[pid  3630] futex(0x7ffaf6ee0a3c, FUTEX_WAIT_PRIVATE, 63, NULL <unfinished ...>
[pid  3626] futex(0x7ffaf645d2dc, FUTEX_WAIT_PRIVATE, 57, NULL <unfinished ...>
[pid  3594] futex(0x7ffaf6ea835c, FUTEX_WAIT_PRIVATE, 41, NULL <unfinished ...>
[pid  3592] futex(0x7ffaf77ff56c, FUTEX_WAIT_PRIVATE, 319, NULL <unfinished ...>
[pid  3586] futex(0x7ffb2331490c, FUTEX_WAIT_PRIVATE, 11332, NULL <unfinished ...>
[pid  3585] futex(0x7ffb2331490c, FUTEX_WAIT_PRIVATE, 11333, NULL <unfinished ...>
[pid  3586] <... futex resumed> )       = -1 EAGAIN (Resource temporarily unavailable)
[pid  3585] <... futex resumed> )       = -1 EAGAIN (Resource temporarily unavailable)
[pid  3586] futex(0x7ffb2331490c, FUTEX_WAIT_PRIVATE, 11334, NULL <unfinished ...>
[pid  3585] futex(0x7ffb2331490c, FUTEX_WAIT_PRIVATE, 11334, NULL <unfinished ...>
[pid  3584] futex(0x7ffb2331490c, FUTEX_WAIT_PRIVATE, 11334, NULL <unfinished ...>
[pid  3583] futex(0x7ffb2331490c, FUTEX_WAIT_PRIVATE, 11331, NULL) = -1 EAGAIN (Resource temporarily unavailable)
[pid  3570] restart_syscall(<... resuming interrupted call ...> <unfinished ...>
[pid  3583] futex(0x7ffb2331490c, FUTEX_WAIT_PRIVATE, 11334, NULL <unfinished ...>
[pid  3569] restart_syscall(<... resuming interrupted call ...> <unfinished ...>
[pid  3568] futex(0x7ffb0f0aeb8c, FUTEX_WAIT_PRIVATE, 1, NULL <unfinished ...>
[pid  3567] futex(0x7ffb0e68844c, FUTEX_WAIT_PRIVATE, 689, NULL <unfinished ...>
[pid  3566] futex(0x7ffb0e68834c, FUTEX_WAIT_PRIVATE, 291, NULL <unfinished ...>
[pid  3564] epoll_wait(12,  <unfinished ...>
[pid  3557] futex(0x7ffb233b414c, FUTEX_WAIT_PRIVATE, 11, NULL

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https://bugs.launchpad.net/bugs/400088

Title:
  Firefox not able to terminate correctly (FUTEX_WAIT_PRIVATE)

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