==1290966==ERROR: AddressSanitizer: SEGV on unknown address (pc 0x7cef47e418ba bp 0x7ffdbda76c10 sp 0x7ffdbda76b30 T0) ==1290966==The signal is caused by a READ memory access. ==1290966==Hint: this fault was caused by a dereference of a high value address (see register values below). Disassemble the provided pc to learn which register was used. #0 0x7cef47e418ba in tes_join_path_setup test_extstate.c:82:27 #1 0x60d2366ada3b in add_paths_to_joinrel /home/shubha-18887/zoho/postgres19/src/backend/optimizer/path/joinpath.c:178:3 #2 0x60d2366be624 in populate_joinrel_with_paths /home/shubha-18887/zoho/postgres19/src/backend/optimizer/path/joinrels.c:1131:4 #3 0x60d2366bb2c7 in make_join_rel /home/shubha-18887/zoho/postgres19/src/backend/optimizer/path/joinrels.c:800:2 #4 0x60d2366ba16c in make_rels_by_clause_joins /home/shubha-18887/zoho/postgres19/src/backend/optimizer/path/joinrels.c:300:11 #5 0x60d2366b8f75 in join_search_one_level /home/shubha-18887/zoho/postgres19/src/backend/optimizer/path/joinrels.c:123:4 #6 0x60d236649a7d in standard_join_search /home/shubha-18887/zoho/postgres19/src/backend/optimizer/path/allpaths.c:3981:3 #7 0x60d236642a25 in make_rel_from_joinlist /home/shubha-18887/zoho/postgres19/src/backend/optimizer/path/allpaths.c:3912:11 #8 0x60d2366419cb in make_one_rel /home/shubha-18887/zoho/postgres19/src/backend/optimizer/path/allpaths.c:244:8 #9 0x60d23671dec3 in query_planner /home/shubha-18887/zoho/postgres19/src/backend/optimizer/plan/planmain.c:377:14 #10 0x60d236729d72 in grouping_planner /home/shubha-18887/zoho/postgres19/src/backend/optimizer/plan/planner.c:1962:17 #11 0x60d236726692 in subquery_planner /home/shubha-18887/zoho/postgres19/src/backend/optimizer/plan/planner.c:1367:2 #12 0x60d23671f55b in standard_planner /home/shubha-18887/zoho/postgres19/src/backend/optimizer/plan/planner.c:543:9 #13 0x60d23671e19e in planner /home/shubha-18887/zoho/postgres19/src/backend/optimizer/plan/planner.c:348:12 #14 0x60d236b6d584 in pg_plan_query /home/shubha-18887/zoho/postgres19/src/backend/tcop/postgres.c:917:9 #15 0x60d2360b0485 in standard_ExplainOneQuery /home/shubha-18887/zoho/postgres19/src/backend/commands/explain.c:359:9 #16 0x60d2360afd33 in ExplainOneQuery /home/shubha-18887/zoho/postgres19/src/backend/commands/explain.c:315:3 #17 0x60d2360af681 in ExplainQuery /home/shubha-18887/zoho/postgres19/src/backend/commands/explain.c:228:4 #18 0x60d236b84d1c in standard_ProcessUtility /home/shubha-18887/zoho/postgres19/src/backend/tcop/utility.c:868:4 #19 0x60d236b83a5e in ProcessUtility /home/shubha-18887/zoho/postgres19/src/backend/tcop/utility.c:525:3 #20 0x60d236b82aa7 in PortalRunUtility /home/shubha-18887/zoho/postgres19/src/backend/tcop/pquery.c:1153:2 #21 0x60d236b7f97f in FillPortalStore /home/shubha-18887/zoho/postgres19/src/backend/tcop/pquery.c:1026:4 #22 0x60d236b7eead in PortalRun /home/shubha-18887/zoho/postgres19/src/backend/tcop/pquery.c:760:6 #23 0x60d236b73fd5 in exec_simple_query /home/shubha-18887/zoho/postgres19/src/backend/tcop/postgres.c:1290:10 #24 0x60d236b728d3 in PostgresMain /home/shubha-18887/zoho/postgres19/src/backend/tcop/postgres.c:4856:7 #25 0x60d236b63041 in BackendMain /home/shubha-18887/zoho/postgres19/src/backend/tcop/backend_startup.c:124:2 #26 0x60d2368947f5 in postmaster_child_launch /home/shubha-18887/zoho/postgres19/src/backend/postmaster/launch_backend.c:268:3 #27 0x60d23689ff93 in BackendStartup /home/shubha-18887/zoho/postgres19/src/backend/postmaster/postmaster.c:3635:8 #28 0x60d23689d508 in ServerLoop /home/shubha-18887/zoho/postgres19/src/backend/postmaster/postmaster.c:1727:6 #29 0x60d23689b8ce in PostmasterMain /home/shubha-18887/zoho/postgres19/src/backend/postmaster/postmaster.c:1414:11 #30 0x60d2364836de in main /home/shubha-18887/zoho/postgres19/src/backend/main/main.c:227:4 #31 0x7cef47c2a1c9 in __libc_start_call_main csu/../sysdeps/nptl/libc_start_call_main.h:58:16 #32 0x7cef47c2a28a in __libc_start_main csu/../csu/libc-start.c:360:3 #33 0x60d2359c8394 in _start (/home/shubha-18887/zoho/rel19/bin/postgres+0x433394) ==1290966==Register values: rax = 0x0fefefefefefefef rbx = 0x00007ffdbda76c20 rcx = 0x0000000000000008 rdx = 0x00007a7f47003fb8 rdi = 0x00007b3f4703cc68 rsi = 0x0000000000000001 rbp = 0x00007ffdbda76c10 rsp = 0x00007ffdbda76b30 r8 = 0x0000000000000000 r9 = 0x000078ef45dd1a20 r10 = 0x0000000000000f01 r11 = 0x0000100037b46dc8 r12 = 0x0000000000000003 r13 = 0x0000000000000000 r14 = 0x000060d237870570 r15 = 0x00007cef4894e000 AddressSanitizer can not provide additional info. SUMMARY: AddressSanitizer: SEGV test_extstate.c:82:27 in tes_join_path_setup