panic: kernel diagnostic assertion "ps->ps_uvncount == 0" failed: file "/syzkaller/managers/main/kernel/sys/kern/kern_unveil.c", line 188 Starting stack trace... panic(ffffffff830c0887) at panic+0x1ba sys/kern/subr_prf.c:229 __assert(ffffffff83075efa,ffffffff83046bd2,bc,ffffffff82ff9984) at __assert+0x29 unveil_destroy(ffff80002f3f6258) at unveil_destroy+0x1dd sys/kern/kern_unveil.c:188 exit1(ffff80002a4d16e8,b,0,1) at exit1+0x60f sys/kern/kern_exit.c:233 sys_exit(ffff80002a4d16e8,ffff800037651750,ffff8000376516a0) at sys_exit+0x1a syscall(ffff800037651750) at syscall+0x97e sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7a64de9b0670, count: 250 End of stack trace.