[Bug 358533]

JW jason.wallace at cornell.edu
Tue Mar 25 19:11:39 UTC 2014


I'm having the same apparent problem, where different applications
(Chrome, Kontact, Dolphin, etc) will freeze for minutes on end. I ran
strace on a hanging process (Chrome in this case). The output from ~30
seconds is below:

write(11, "!", 1)                       = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 1 ([{fd=10, revents=POLLIN}])
read(10, "!", 2)                        = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 818) = 0 (Timeout)
write(44, "\0", 1)                      = 1
futex(0x7fd4837050b0, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x7fd489a6ca48, FUTEX_WAKE_PRIVATE, 1) = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 8888) = 1 ([{fd=10, revents=POLLIN}])
read(10, "!", 2)                        = 1
write(11, "!", 1)                       = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 1 ([{fd=10, revents=POLLIN}])
read(10, "!", 2)                        = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 8886) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 284) = 0 (Timeout)
write(11, "!", 1)                       = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 1 ([{fd=10, revents=POLLIN}])
read(10, "!", 2)                        = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 823) = 0 (Timeout)
write(44, "\0", 1)                      = 1                                                                                                                   
futex(0x7fd4837050b0, FUTEX_WAKE_PRIVATE, 1) = 1                                                                                                              
futex(0x7fd489a6ca48, FUTEX_WAKE_PRIVATE, 1) = 1                                                                                                              
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)                                                                     
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)                                                              
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 8859) = 1 ([{fd=10, revents=POLLIN}])
read(10, "!", 2)                        = 1
write(11, "!", 1)                       = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 1 ([{fd=10, revents=POLLIN}])
read(10, "!", 2)                        = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 8857) = 1 ([{fd=10, revents=POLLIN}])
read(10, "!", 2)                        = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 1178) = 1 ([{fd=10, revents=POLLIN}])
read(10, "!", 2)                        = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 1147) = 0 (Timeout)
write(11, "!", 1)                       = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 1 ([{fd=10, revents=POLLIN}])
read(10, "!", 2)                        = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 315) = 0 (Timeout)
write(11, "!", 1)                       = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 1 ([{fd=10, revents=POLLIN}])
read(10, "!", 2)                        = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 826) = 1 ([{fd=10, revents=POLLIN}])
read(10, "!", 2)                        = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 290) = 0 (Timeout)
write(44, "\0", 1)                      = 1
futex(0x7fd4837050b0, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x7fd489a6ca48, FUTEX_WAKE_PRIVATE, 1) = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 8858) = 1 ([{fd=10, revents=POLLIN}])
read(10, "!", 2)                        = 1
write(11, "!", 1)                       = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 1 ([{fd=10, revents=POLLIN}])
read(10, "!", 2)                        = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 8855) = 0 (Timeout)
futex(0x7fd4836f9834, FUTEX_WAKE_OP_PRIVATE, 1, 1, 0x7fd4836f9830, {FUTEX_OP_SET, 0, FUTEX_OP_CMP_GT, 1}) = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 309) = 0 (Timeout)
write(11, "!", 1)                       = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 1 ([{fd=10, revents=POLLIN}])
read(10, "!", 2)                        = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 829) = 0 (Timeout)
write(44, "\0", 1)                      = 1
futex(0x7fd4837050b0, FUTEX_WAKE_PRIVATE, 1) = 0
futex(0x7fd489a6ca48, FUTEX_WAKE_PRIVATE, 1) = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 9171) = 1 ([{fd=10, revents=POLLIN}])
read(10, "!", 2)                        = 1
write(11, "!", 1)                       = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 1 ([{fd=10, revents=POLLIN}])
read(10, "!", 2)                        = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 9168) = 0 (Timeout)
write(11, "!", 1)                       = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 1 ([{fd=10, revents=POLLIN}])
read(10, "!", 2)                        = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 827) = 0 (Timeout)
write(44, "\0", 1)                      = 1
futex(0x7fd4837050b0, FUTEX_WAKE_PRIVATE, 1) = 1
futex(0x7fd489a6ca48, FUTEX_WAKE_PRIVATE, 1) = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 9172) = 1 ([{fd=10, revents=POLLIN}])
read(10, "!", 2)                        = 1
write(11, "!", 1)                       = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 1 ([{fd=10, revents=POLLIN}])
read(10, "!", 2)                        = 1
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 0) = 0 (Timeout)
recvfrom(8, 0x7fd483747074, 4096, 0, 0, 0) = -1 EAGAIN (Resource temporarily unavailable)
poll([{fd=9, events=POLLIN}, {fd=8, events=POLLIN}, {fd=10, events=POLLIN}], 3, 9168


(Also, apologies if I'm doing this wrong. I tried getting a backtrace from gdb but without luck. This is my first formal bug report, so if there's something different I need to add let me know.)

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https://bugs.launchpad.net/bugs/358533

Title:
  Dolphin Hangs With Mounted Folder disconnected

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