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Diffstat (limited to 'gitlab/issues/target_m68k/host_missing/accel_missing/957.toml')
| -rw-r--r-- | gitlab/issues/target_m68k/host_missing/accel_missing/957.toml | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/gitlab/issues/target_m68k/host_missing/accel_missing/957.toml b/gitlab/issues/target_m68k/host_missing/accel_missing/957.toml deleted file mode 100644 index 3bd111e5a..000000000 --- a/gitlab/issues/target_m68k/host_missing/accel_missing/957.toml +++ /dev/null @@ -1,83 +0,0 @@ -id = 957 -title = "qemu-m68k: python runtime failures, \"The futex facility returned an unexpected error code.\"" -state = "closed" -created_at = "2022-04-02T15:17:28.037Z" -closed_at = "2022-08-30T00:58:36.508Z" -labels = ["Closed::Invalid", "linux-user", "target: m68k"] -url = "https://gitlab.com/qemu-project/qemu/-/issues/957" -host-os = "Gentoo Linux" -host-arch = "m68k" -qemu-version = "6.2.0" -guest-os = "Gentoo Linux" -guest-arch = "m68k" -description = """The python interpreter (both Python 3.9 and Python 3.10) crashes during a rebuild of Python itself (fairly reproducible but not always at the same point of the build; using MAKEOPTS=-j1 or running under high system load decreases the probability, as does using the qemu -systrace switch). The output is -``` -The futex facility returned an unexpected error code. -``` - -Digging into glibc sources, this error together with an abort occurs when the return value of a futex call is not in a short list of allowed values, see ``nptl/futex-internal.c`` and ``sysdeps/nptl/futex-internal.h``. - -Running qemu with QEMU_STRACE=1 decreases the probability of the error greatly, but after some attempts I was able to get a log. Several threads seem to write at the same time, leading to rather garbled output, but my interpretation is an error value of "Invalid argument". - - -``` -116876 get_thread_area(0x00000001) = 989882672 -116876 116876 get_thread_area(0x00000001)get_thread_area(0x00000018) = 989882672 - = 1065219744 -116876 get_thread_area(0x00000000) = 1065219744 -116876 futex(0x3f5003fa,FUTEX_PRIVATE_FLAG|FUTEX_WAIT116876 ,2,116876 NULL,0x3fffda10,get_thread_area(0xffffffff) = 1065219744 -futex(0x3f5003fa,1073732112)FUTEX_PRIVATE_FLAG|FUTEX_WAIT = ,2,NULL,-1 errno=22 (Invalid argument)116876 get_thread_area(0x00000000) - = 1065219744 -0x3fffda10,116876 get_thread_area(0x00000000)1073732112 = )1065219744 -116876 futex(0x3f7d4c34,FUTEX_PRIVATE_FLAG|FUTEX_WAKE,1,NULL,NULL, = 0)-1 errno=22 (Invalid argument) - = 0 - = 116876 get_thread_area(0x3f7d4c34)1 = -116876 get_thread_area(0x00000000) = 1065219744 -926968112 -116876 get_thread_area(0x00000016) = 926968112 -116876 get_thread_area(0x00000000) = 1065219744 -116876 get_thread_area(0x00000000) = 1065219744 -116876 get_thread_area(0x00000001)116876 = futex(116876 0x3f5003fa,get_thread_area(0x00000000)FUTEX_PRIVATE_FLAG| = 926968112 -116876 get_thread_area(0x00000000) = 926968112FUTEX_WAKE -,1,116876 NULL,0x3fffda10,get_thread_area(0x00000000) = 926968112 -1065219744 -116876 get_thread_area(0x00000001)116876 = 1065219744 -1073732112) = 116876 -1 errno=22 (Invalid argument) -futex(0x3ba005fc,FUTEX_PRIVATE_FLAG|FUTEX_CLOCK_REALTIME|FUTEX_WAIT_BITSET,0,NULL,NULL,get_thread_area(0x00000000)0 = 926968112) -116876 get_thread_area(0x00000000) = 926968112 -116876 futex(0x3f7d4c38,FUTEX_PRIVATE_FLAG|FUTEX_WAKE,1,NULL,0x40007bf8,1073773560) = 0 -116876 futex(0x40053a8c,FUTEX_PRIVATE_FLAG|FUTEX_WAKE,1,NULL,NULL,0) = 1 - = 0 -116876 get_thread_area(0x40053a8c) = 885025072 -116876 get_thread_area(0x00000001) = 885025072 -116876 get_thread_area(0x00b4b456) = 885025072 -116876 get_thread_area(0x00000000) = 885025072 -116876 get_thread_area(0x00000000) = 885025072 -116876 Unknown syscall 403 -116876 get_thread_area(0x00000000) = 885025072 -116876 get_thread_area(0x00003baa) = 885025072 -116876 get_thread_area(0x00003b01) = 885025072 -116876 get_thread_area(0x00003b01) = 885025072 -116876 116876 futex(get_thread_area(0x00b4b456)0x3f7d4c30,FUTEX_PRIVATE_FLAG|FUTEX_WAIT_BITSET,0,0x34bfe62c,NULL,0) = 926968112 -116876 get_thread_area(0x00000018) = 926968112 -116876 get_thread_area(0x3ed5b9c8) = 926968112 -116876 get_thread_area(0x00000000) = 926968112 -116876 get_thread_area(0x00000000) = 926968112 -116876 get_thread_area(0x00000000) = 926968112 -116876 get_thread_area(0x00000000) = 926968112 -116876 get_thread_area(0x00000000) = 926968112 -116876 futex(0x3f7d4c30,FUTEX_PRIVATE_FLAG|FUTEX_WAKE,1,NULL,NULL,0) = 1 -116876 get_thread_area(0x00000000) = 926968112 -116876 get_thread_area(0x00000001) = 926968112 -116876 get_thread_area(0x0000000f) = 926968112116876 = 0 - -116876 get_thread_area(0x00000001) = 926968112 -116876 get_thread_area(0x00000001) = 926968112 -116876 get_thread_area(0x00000001)writev(2,0x3affed88,0x1) = 926968112 -The futex facility returned an unexpected error code. -116876 get_thread_area(0x3f7d4c30) = 885025072 -``` - -Advice on how to do further debuggging is appreciated.""" -reproduce = "n/a" -additional = "n/a" |