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(ffffffff833ff54a) at panic+0x1ba sys/kern/subr_prf.c:229 __assert(ffffffff833b1752,ffffffff8337adec,bc,ffffffff83323f6a) at __assert+0x29 unveil_destroy(ffff800035d25e48) at unveil_destroy+0x1dd sys/kern/kern_unveil.c:188 exit1(ffff80002a832a70,0,0,1) at exit1+0x60f sys/kern/kern_exit.c:233 sys_exit(ffff80002a832a70,ffff80003391d370,ffff80003391d2c0) at sys_exit+0x1a syscall(ffff80003391d370) at syscall+0x97e sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x79b560ac51a0, count: 250 End of stack trace.