panic: ASan: Invalid access, 4-byte read at 0xfffffe0056fa191c, StackLeft(f1) cpuid = 0 time = 1763510299 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe0056fa13f0 kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe0056fa1550 vpanic() at vpanic+0x257/frame 0xfffffe0056fa1710 panic() at panic+0xb5/frame 0xfffffe0056fa17e0 kasan_report() at kasan_report+0xdf/frame 0xfffffe0056fa18b0 sigqueue_delete() at sigqueue_delete+0x192/frame 0xfffffe0056fa1990 cursig() at cursig+0xd5c/frame 0xfffffe0056fa1bf0 ast_sig() at ast_sig+0x82d/frame 0xfffffe0056fa1ea0 ast_handler() at ast_handler+0x2b0/frame 0xfffffe0056fa1f10 ast() at ast+0x25/frame 0xfffffe0056fa1f30 doreti_ast() at doreti_ast+0x1c/frame 0x8262f6f10 KDB: enter: panic [ thread pid 950 tid 100245 ] Stopped at kdb_enter+0x6e: movq $0,0x25886f7(%rip) db> db> set $lines = 0 db>