panic: softclock: invalid to_clock: -2121115714 Starting stack trace... panic(ffffffff82fe68d8) at panic+0x1d0 sys/kern/subr_prf.c:229 softclock(0) at softclock+0x2b6 sys/kern/kern_timeout.c:756 softintr_dispatch(0) at softintr_dispatch+0xf6 sys/arch/amd64/amd64/softintr.c:90 Xsoftclock() at Xsoftclock+0x27 __sanitizer_cov_trace_cmp4(5002,5002) at __sanitizer_cov_trace_cmp4+0x35 kd_curproc sys/dev/kcov.c:590 [inline] __sanitizer_cov_trace_cmp4(5002,5002) at __sanitizer_cov_trace_cmp4+0x35 sys/dev/kcov.c:211 sys_mmap(ffff800030988060,ffff80002e387140,ffff80002e387090) at sys_mmap+0x150 sys/uvm/uvm_mmap.c:243 syscall(ffff80002e387140) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:179 [inline] syscall(ffff80002e387140) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7a31b428a1b0, count: 249 End of stack trace.