On 2016-12-11 12:52, Eli Zaretskii wrote: >> From: Elias Mårtenson >> Date: Mon, 12 Dec 2016 00:35:34 +0800 >> >> #2 0x00000000005868ca in emacs_abort () at sysdep.c:2342 >> No locals. >> #3 0x000000000057117a in unblock_input_to (level=-1) at keyboard.c:7170 > ^^^^^^^^ > It aborts because level is negative. Not sure how this happened. > > Can you still see the problem with the current master? I tried > reproducing this on 2 different systems, and couldn't: it works as > expected for me and doesn't crash. I seem to have a similar problem with (make-thread (lambda () (sleep-for 5) (print 1))) I sometimes need to run it a few times before it crashes. I'm on the latest master. (gdb) bt full #0 0x00007ffff07b3428 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:54 resultvar = 0 pid = 11760 selftid = 11799 #1 0x00007ffff07b502a in __GI_abort () at abort.c:89 save_stage = 2 act = {__sigaction_handler = {sa_handler = 0x2020202020202020, sa_sigaction = 0x2020202020202020}, sa_mask = { __val = {3395749441387372576, 3414407380873671541, 7794943938178463864, 8461814194867891817, 3270285648122702895, 8299696943092622706, 734137523729608303, 3546132143273305655, 7378645706714656865, 3472384375719748966, 3467895374536122416, 2319406791620833328, 3904937764721408048, 2314907620205670965, 2314885530818453536, 2314885530818453536}}, sa_flags = 1937059616, sa_restorer = 0x61} sigs = {__val = {32, 0 }} #2 0x00007ffff07f57ea in __libc_message (do_abort=do_abort@entry=2, fmt=fmt@entry=0x7ffff090e2e0 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/posix/libc_fatal.c:175 ap = fd = 15 on_2 = list = nlist = cp = written = #3 0x00007ffff07fde0a in malloc_printerr (ar_ptr=, ptr=, str=0x7ffff090e3a8 "double free or corruption (fasttop)", action=3) at malloc.c:5004 ---Type to continue, or q to quit--- buf = "000000000375bb10" cp = ar_ptr = str = 0x7ffff090e3a8 "double free or corruption (fasttop)" action = 3 #4 _int_free (av=, p=, have_lock=0) at malloc.c:3865 size = fb = nextchunk = nextsize = nextinuse = prevsize = bck = fwd = errstr = locked = #5 0x00007ffff080198c in __GI___libc_free (mem=) at malloc.c:2966 ar_ptr = p = hook = #6 0x00007ffff4f35555 in _XEventsQueued () from /usr/lib/x86_64-linux-gnu/libX11.so.6 No symbol table info available. #7 0x00007ffff4f26f47 in XPending () from /usr/lib/x86_64-linux-gnu/libX11.so.6 ---Type to continue, or q to quit--- No symbol table info available. #8 0x00007ffff671cdae in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-3.so.0 No symbol table info available. #9 0x00007ffff569d92d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #10 0x00007ffff569e2cb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #11 0x00007ffff569e457 in g_main_context_pending () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #12 0x00000000005e36c0 in xg_select (fds_lim=, rfds=, wfds=, efds=0x0, timeout=, sigmask=) at xgselect.c:160 pselect_errno = 11 all_rfds = {fds_bits = {64, 0 }} all_wfds = {fds_bits = {0 }} tmo = {tv_sec = 0, tv_nsec = 304000000} tmop = 0x7fffde709520 context = 0x152b7a0 have_wfds = gfds_buf = {{fd = 6, events = 1, revents = 0}, {fd = 7, events = 1, revents = 0}, {fd = 8, events = 1, revents = 0}, {fd = 12, events = 1, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 24171632, events = 0, revents = 0}, {fd = -563048304, events = 32767, revents = 0}, {fd = -563048312, events = 32767, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 2147483647, events = 0, revents = 0}, {fd = -357850320, events = 32767, revents = 0}, {fd = -217677327, events = 32767, ---Type to continue, or q to quit--- revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 1046005248, events = 18318, revents = 45690}, { fd = -563048448, events = 32767, revents = 0}, {fd = 24171632, events = 0, revents = 0}, {fd = -563048464, events = 32767, revents = 0}, {fd = -134239019, events = 32767, revents = 0}, {fd = -563048416, events = 32767, revents = 0}, {fd = 24180224, events = 1, revents = 0}, {fd = 1, events = 0, revents = 0}, {fd = -563048304, events = 32767, revents = 0}, {fd = -563048312, events = 32767, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = -563048416, events = 32767, revents = 0}, {fd = -259445626, events = 32767, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 22198176, events = 0, revents = 0}, {fd = 2147483647, events = 0, revents = 0}, {fd = -177614239, events = 32767, revents = 0}, {fd = 55474, events = 0, revents = 0}, {fd = 914807005, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, { fd = 1046005248, events = 18318, revents = 45690}, {fd = 22198176, events = 0, revents = 0}, { fd = -177608112, events = 32767, revents = 0}, {fd = -563048312, events = 32767, revents = 0}, { fd = -160314138, events = 32767, revents = 0}, {fd = 22198176, events = 0, revents = 0}, {fd = 2147483647, events = 0, revents = 0}, {fd = -563048304, events = 32767, revents = 0}, {fd = -177611430, events = 32767, revents = 0}, {fd = -563048240, events = 65535, revents = 65535}, {fd = 0, events = 0, revents = 0}, {fd = 22198176, events = 0, revents = 0}, {fd = 1, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 10217640, events = 0, revents = 0}, { fd = 1046005248, events = 18318, revents = 45690}, {fd = 11408464, events = 0, revents = 0}, { fd = 22198176, events = 0, revents = 0}, {fd = 4, events = 0, revents = 0}, {fd = -177613708, events = 32767, revents = 0}, {fd = 22198176, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 22094688, events = 0, revents = 0}, {fd = -177609890, events = 32767, revents = 0}, {fd = 8, events = 0, revents = 0}, {fd = -563047872, events = 0, revents = 0}, {fd = 2147483647, events = 0, revents = 0}, {fd = 1046005248, events = 18318, revents = 45690}, {fd = 0, events = 0, revents = 0}, { fd = 22198176, events = 0, revents = 0}, {fd = -563048016, events = 32767, revents = 0}, {fd = 23799296, ---Type to continue, or q to quit--- events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = -177609631, events = 32767, revents = 0}, {fd = 10264600, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = -563048016, events = 32767, revents = 0}, { fd = -155524076, events = 32767, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 4987814, events = 0, revents = 0}, {fd = 19092928, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, { fd = -563048016, events = 32767, revents = 0}, {fd = 5214957, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 1046005248, events = 18318, revents = 45690}, {fd = 1, events = 0, revents = 0}, {fd = 1, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = -1, events = 65535, revents = 8191}, {fd = 6, events = 0, revents = 0}, {fd = 1046005248, events = 18318, revents = 45690}, {fd = 1, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 5563340, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, { fd = 53718947, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 5, events = 0, revents = 0}, {fd = -563047648, events = 32767, revents = 0}, {fd = 5695640, events = 0, revents = 0}, { fd = 57696608, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 5563340, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 5, events = 0, revents = 0}, { fd = -563047568, events = 32767, revents = 0}, {fd = 5695640, events = 0, revents = 0}, {fd = 57696608, events = 0, revents = 0}, {fd = 57696488, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, { fd = 0, events = 0, revents = 0}, {fd = 12592064, events = 0, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = -254450433, events = 32767, revents = 0}, {fd = 1, events = 0, revents = 0}, { fd = -563047504, events = 32767, revents = 0}, {fd = 1, events = 0, revents = 0}, {fd = -563047600, ---Type to continue, or q to quit--- events = 32767, revents = 0}, {fd = -134239004, events = 32767, revents = 0}, {fd = -563047424, events = 32767, revents = 0}, {fd = 54403072, events = 1, revents = 0}} gfds = gfds_size = n_gfds = retval = 0 our_fds = 1 max_fds = context_acquired = true i = nfds = 1 tmo_in_millisec = 304 must_free = need_to_dispatch = true #13 0x00000000005c5153 in really_call_select (arg=arg@entry=0x7fffde7093f0) at thread.c:494 sa = 0x7fffde7093f0 self = 0x3841340 #14 0x000000000054e77b in flush_stack_call_func (func=func@entry=0x5c5120 , arg=arg@entry=0x7fffde7093f0) at alloc.c:5137 end = 0x7fffde7093a0 self = #15 0x00000000005c5887 in thread_select (func=, max_fds=, rfds=rfds@entry=0x7fffde7096f0, wfds=wfds@entry=0x7fffde709770, efds=efds@entry=0x0, ---Type to continue, or q to quit--- timeout=timeout@entry=0x7fffde709520, sigmask=0x0) at thread.c:513 sa = {func = 0x5e3320 , max_fds = 18, rfds = 0x7fffde7096f0, wfds = 0x7fffde709770, efds = 0x0, timeout = 0x7fffde709520, sigmask = 0x0, result = 12930704} #16 0x00000000005a9946 in wait_reading_process_output (time_limit=time_limit@entry=5, nsecs=nsecs@entry=0, read_kbd=read_kbd@entry=0, do_display=do_display@entry=false, wait_for_cell=wait_for_cell@entry=0, wait_proc=wait_proc@entry=0x0, just_wait_proc=0) at process.c:5345 process_skipped = channel = nfds = Available = {fds_bits = {0 }} Writeok = {fds_bits = {0 }} check_write = check_delay = no_avail = xerrno = 4 proc = timeout = {tv_sec = 0, tv_nsec = 227014373} end_time = {tv_sec = 1481482901, tv_nsec = 520691515} timer_delay = got_output_end_time = {tv_sec = 1481482901, tv_nsec = 520691515} wait = TIMEOUT got_some_output = -1 retry_for_async = ---Type to continue, or q to quit--- now = #17 0x000000000041c9b3 in Fsleep_for (seconds=, milliseconds=) at dispnew.c:5695 t = {tv_sec = 5, tv_nsec = 0} tend = {tv_sec = 1481482901, tv_nsec = 520691282} duration = #18 0x0000000000567497 in eval_sub (form=) at eval.c:2214 i = maxargs = 2 args_left = 0 numargs = fun = 8750293 val = original_args = 51935619 count = 1 argvals = {22, 0, 19, 288, 140736925309536, 0, 19, 288} #19 0x0000000000567c3d in Fprogn (body=51935411) at eval.c:450 val = 0 #20 funcall_lambda (fun=51935379, nargs=nargs@entry=0, arg_vector=arg_vector@entry=0x3841368) at eval.c:3006 val = syms_left = 0 lexenv = 0 i = optional = ---Type to continue, or q to quit--- rest = previous_optional_or_rest = #21 0x0000000000567eab in Ffuncall (nargs=nargs@entry=1, args=0x3841360) at eval.c:2749 fun = original_fun = 51935379 numargs = 0 val = count = 0 #22 0x00000000005c55b3 in invoke_thread_function () at thread.c:603 count = 0 #23 0x0000000000566302 in internal_condition_case (bfun=bfun@entry=0x5c5580 , handlers=handlers@entry=45648, hfun=hfun@entry=0x5c4920 ) at eval.c:1336 val = c = #24 0x00000000005c5497 in run_thread (state=0x3841340) at thread.c:638 stack_pos = 0 '\000' self = 0x3841340 iter = #25 0x00007ffff0d526ba in start_thread (arg=0x7fffde70a700) at pthread_create.c:333 __res = pd = 0x7fffde70a700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736925312768, 3652512205833442630, 0, 140737488342639, ---Type to continue, or q to quit--- 140736925313472, 0, -3652445003701349050, -3652500843749370554}, mask_was_saved = 0}}, priv = {pad = { 0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #26 0x00007ffff088482d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 No locals.