[Bug 270250] Linuxulator: golang hangs on aarch64; futex related?
- In reply to: bugzilla-noreply_a_freebsd.org: "[Bug 270250] Linuxulator: golang hangs on aarch64; futex related?"
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Date: Tue, 21 Mar 2023 14:09:40 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=270250 --- Comment #2 from Edward Tomasz Napierala <trasz@FreeBSD.org> --- It appears to be looping like this: 1263 101424 closure4 14.001160459 CALL linux_rt_sigreturn 1263 101424 closure4 14.001161209 RET linux_rt_sigreturn JUSTRETURN 1263 101424 closure4 14.001162167 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1263 101424 closure4 14.001164667 CALL linux_rt_sigreturn 1263 101424 closure4 14.001165459 RET linux_rt_sigreturn JUSTRETURN 1263 101424 closure4 14.001166375 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1263 101424 closure4 14.001168875 CALL linux_rt_sigreturn 1263 101424 closure4 14.001169667 RET linux_rt_sigreturn JUSTRETURN 1263 101424 closure4 14.001170584 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1263 101424 closure4 14.001173125 CALL linux_rt_sigreturn 1263 101424 closure4 14.001173875 RET linux_rt_sigreturn JUSTRETURN 1263 101424 closure4 14.001174792 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1263 101424 closure4 14.001177334 CALL linux_rt_sigreturn 1263 101424 closure4 14.001178125 RET linux_rt_sigreturn JUSTRETURN 1263 101424 closure4 14.001179042 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1263 101424 closure4 14.001181584 CALL linux_rt_sigreturn 1263 101424 closure4 14.001194125 RET linux_rt_sigreturn JUSTRETURN 1263 101424 closure4 14.001195125 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1263 101424 closure4 14.001197667 CALL linux_rt_sigreturn 1263 101424 closure4 14.001198459 RET linux_rt_sigreturn JUSTRETURN 1263 101424 closure4 14.001199375 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1263 101424 closure4 14.001201917 CALL linux_rt_sigreturn 1263 101424 closure4 14.001202709 RET linux_rt_sigreturn JUSTRETURN 1263 101424 closure4 14.001203625 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1263 101424 closure4 14.001206167 CALL linux_rt_sigreturn 1263 101424 closure4 14.001206917 RET linux_rt_sigreturn JUSTRETURN 1263 101424 closure4 14.001207834 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR Occasionally there's something else inbetween, eg: 1263 101424 closure4 12.941496250 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1263 101424 closure4 12.941498959 CALL linux_rt_sigreturn 1263 101424 closure4 12.941499792 RET linux_rt_sigreturn JUSTRETURN 1263 101424 closure4 12.941500792 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1263 101424 closure4 12.941503500 CALL linux_rt_sigreturn 1263 101424 closure4 12.941504375 RET linux_rt_sigreturn JUSTRETURN 1263 101424 closure4 12.941505334 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1263 101424 closure4 12.941508042 CALL linux_rt_sigreturn 1255 101461 go 12.941508625 RET linux_nanosleep 0 1263 101424 closure4 12.941509000 RET linux_rt_sigreturn JUSTRETURN 1255 101461 go 12.941512417 CALL linux_clock_gettime(CLOCK_MONOTONIC,0x436157c0) 1263 101424 closure4 12.941513625 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1255 101461 go 12.941515459 RET linux_clock_gettime 0 1263 101424 closure4 12.941517084 CALL linux_rt_sigreturn 1263 101424 closure4 12.941520084 RET linux_rt_sigreturn JUSTRETURN 1255 101461 go 12.941518750 CALL linux_sys_futex(0xa1fc90,0x80,0,0x436157f8,0,0) 1263 101424 closure4 12.941521167 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1263 101424 closure4 12.941524542 CALL linux_rt_sigreturn 1263 101424 closure4 12.941525375 RET linux_rt_sigreturn JUSTRETURN 1263 101424 closure4 12.941526375 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1263 101424 closure4 12.941529084 CALL linux_rt_sigreturn 1263 101424 closure4 12.941529917 RET linux_rt_sigreturn JUSTRETURN 1263 101424 closure4 12.941530875 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1263 101424 closure4 12.941533584 CALL linux_rt_sigreturn 1263 101424 closure4 12.941534459 RET linux_rt_sigreturn JUSTRETURN Or: 1263 101424 closure4 12.940970375 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1263 101424 closure4 12.940973709 CALL linux_rt_sigreturn 1263 101424 closure4 12.940974542 RET linux_rt_sigreturn JUSTRETURN 1263 101424 closure4 12.940975542 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1263 101424 closure4 12.940978250 CALL linux_rt_sigreturn 1263 101424 closure4 12.940979084 RET linux_rt_sigreturn JUSTRETURN 973 100267 run 12.940981375 RET linux_sys_futex -1 errno -110 Operation timed out 1263 101424 closure4 12.940980125 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 973 100267 run 12.940984792 CALL linux_clock_gettime(CLOCK_MONOTONIC,0x400006dfb0) 973 100267 run 12.940987167 RET linux_clock_gettime 0 1263 101424 closure4 12.940985875 CALL linux_rt_sigreturn 1263 101424 closure4 12.940989542 RET linux_rt_sigreturn JUSTRETURN 973 100267 run 12.940988334 CALL linux_sys_futex(0x237f50,0x81,0x1,0,0,0) 1263 101424 closure4 12.940990500 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1263 101424 closure4 12.940993875 CALL linux_rt_sigreturn 973 100267 run 12.940994750 RET linux_sys_futex 1 1263 101424 closure4 12.940994917 RET linux_rt_sigreturn JUSTRETURN 973 100267 run 12.940996625 CALL linux_clock_gettime(CLOCK_MONOTONIC,0x400006dfb0) 973 100267 run 12.940999375 RET linux_clock_gettime 0 1263 101424 closure4 12.940998042 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 973 100267 run 12.941000792 CALL linux_sys_futex(0x4000030848,0x81,0x1,0,0,0) 1263 101424 closure4 12.941002042 CALL linux_rt_sigreturn 1263 101424 closure4 12.941004917 RET linux_rt_sigreturn JUSTRETURN 973 100267 run 12.941005125 RET linux_sys_futex 1 973 100267 run 12.941007625 CALL linux_clock_gettime(CLOCK_MONOTONIC,0x400006dfb0) 973 100267 run 12.941008500 RET linux_clock_gettime 0 1263 101424 closure4 12.941006000 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1263 101424 closure4 12.941010917 CALL linux_rt_sigreturn 1263 101424 closure4 12.941011750 RET linux_rt_sigreturn JUSTRETURN 973 100267 run 12.941009625 CALL linux_clock_gettime(CLOCK_MONOTONIC,0x400006df10) 973 100267 run 12.941013959 RET linux_clock_gettime 0 1263 101424 closure4 12.941012834 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 973 100267 run 12.941015584 CALL linux_madvise(0x4000698000,0x2000,0x8) 1263 101424 closure4 12.941016417 CALL linux_rt_sigreturn 973 100267 run 12.941019167 RET linux_madvise 0 973 100267 run 12.941021084 CALL linux_clock_gettime(CLOCK_MONOTONIC,0x400006dfb0) 1263 101424 closure4 12.941019584 RET linux_rt_sigreturn JUSTRETURN 973 100267 run 12.941022125 RET linux_clock_gettime 0 973 100267 run 12.941025250 CALL linux_clock_gettime(CLOCK_MONOTONIC,0x400006dfb0) 1263 101424 closure4 12.941023542 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 973 100173 run 12.941027584 RET linux_sys_futex 0 973 100267 run 12.941026209 RET linux_clock_gettime 0 973 100173 run 12.941031042 CALL linux_clock_gettime(CLOCK_MONOTONIC,0x400003fef0) 973 100173 run 12.941033417 RET linux_clock_gettime 0 973 100173 run 12.941034500 CALL linux_nanosleep(0x400003ff18,0) 973 100175 run 12.941028625 RET linux_sys_futex 0 1263 101424 closure4 12.941027875 CALL linux_rt_sigreturn 973 100175 run 12.941039042 CALL linux_sys_futex(0x4000030848,0x80,0,0,0,0) 1263 101424 closure4 12.941039584 RET linux_rt_sigreturn JUSTRETURN 973 100267 run 12.941032250 CALL linux_clock_gettime(CLOCK_MONOTONIC,0x400006dfb0) 973 100267 run 12.941043750 RET linux_clock_gettime 0 1263 101424 closure4 12.941042750 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1263 101424 closure4 12.941046417 CALL linux_rt_sigreturn 973 100267 run 12.941044834 CALL linux_sys_futex(0x23a980,0x80,0,0x4000638ec8,0,0) 1263 101424 closure4 12.941047459 RET linux_rt_sigreturn JUSTRETURN 1263 101424 closure4 12.941050500 PSIG SIGSEGV caught handler=0x5b4b0 mask=0x0 code=SEGV_MAPERR 1263 101424 closure4 12.941053250 CALL linux_rt_sigreturn 1263 101424 closure4 12.941054125 RET linux_rt_sigreturn JUSTRETURN I'll happily test any patches you throw in my way. -- You are receiving this mail because: You are the assignee for the bug.