Issue #18142 has been updated by k0kubun (Takashi Kokubun). Status changed from Assigned to Closed We replaced the implementation in [Feature #19420] and we don't use `CRITICAL_SECTION_START` anymore. Closing. ---------------------------------------- Bug #18142: Segmentation fault with Ruby 3.0.2 https://bugs.ruby-lang.org/issues/18142#change-102190 * Author: hsbt (Hiroshi SHIBATA) * Status: Closed * Priority: Normal * Assignee: k0kubun (Takashi Kokubun) * Backport: 2.6: UNKNOWN, 2.7: UNKNOWN, 3.0: UNKNOWN ---------------------------------------- This may be similar with https://bugs.ruby-lang.org/issues/17584 I got the following error with Ruby 3.0.2+jit and fcgid gem, tDiary-5.1.6. ``` [BUG] Segmentation fault at 0x0000000000000027 ruby 3.0.2p107 (2021-07-07 revision 0db68f0233) [x86_64-linux] -- Machine register context ------------------------------------------------ RIP: 0x00007f2f63217468 RBP: 0x0000561b53017178 RSP: 0x00007f2f5f444d40 RAX: 0x0000000000000027 RBX: 0x0000000000000000 RCX: 0x0000000000000000 RDX: 0x0000561b53083b20 RDI: 0x0003aaa100140005 RSI: 0x0000561b519c2fa8 R8: 0x0000000000000001 R9: 0x000000000000007c R10: 0x00007f2f580008d0 R11: 0x00007f2f58000080 R12: 0x00007f2f63393e00 R13: 0x0000000000000001 R14: 0x0000000000000028 R15: 0x000000000000009a EFL: 0x0000000000010246 -- C level backtrace information ------------------------------------------- /home/hsbt/.rbenv/versions/3.0.2/lib/libruby.so.3.0(rb_print_backtrace+0x11) [0x7f2f63375d73] vm_dump.c:758 /home/hsbt/.rbenv/versions/3.0.2/lib/libruby.so.3.0(rb_vm_bugreport) vm_dump.c:998 /home/hsbt/.rbenv/versions/3.0.2/lib/libruby.so.3.0(rb_bug_for_fatal_signal+0xf4) [0x7f2f63180e04] error.c:786 /home/hsbt/.rbenv/versions/3.0.2/lib/libruby.so.3.0(sigsegv+0x4d) [0x7f2f632ccc4d] signal.c:960 /lib/x86_64-linux-gnu/libc.so.6(0x7f2f62efe210) [0x7f2f62efe210] /home/hsbt/.rbenv/versions/3.0.2/lib/libruby.so.3.0(rb_mjit_inlinable_iseq+0x38) [0x7f2f63217468] mjit_compile.c:451 /home/hsbt/.rbenv/versions/3.0.2/lib/libruby.so.3.0(set_compiling_iseqs+0x64) [0x7f2f631effae] mjit_worker.c:758 /home/hsbt/.rbenv/versions/3.0.2/lib/libruby.so.3.0(set_compiling_iseqs) mjit_worker.c:739 /home/hsbt/.rbenv/versions/3.0.2/lib/libruby.so.3.0(convert_unit_to_func+0x6c5) [0x7f2f631f2b35] mjit_worker.c:1199 /home/hsbt/.rbenv/versions/3.0.2/lib/libruby.so.3.0(CRITICAL_SECTION_START+0x0) [0x7f2f631f3469] mjit_worker.c:1488 /home/hsbt/.rbenv/versions/3.0.2/lib/libruby.so.3.0(mjit_worker) mjit_worker.c:1491 /home/hsbt/.rbenv/versions/3.0.2/lib/libruby.so.3.0(mjit_worker+0x1e) [0x7f2f6330d78e] thread_pthread.c:1942 /lib/x86_64-linux-gnu/libpthread.so.0(start_thread+0xd9) [0x7f2f62e82609] /lib/x86_64-linux-gnu/libc.so.6(clone+0x43) [0x7f2f62fda293] ``` Full of log is here: https://gist.github.com/hsbt/5a3ce854820f8ab726a7d017dda2e7dd -- https://bugs.ruby-lang.org/