panic: kernel diagnostic assert ion "ps->ps_uvncount == 0" fail ed: file "/syzkaller/managers/m ain/kernel/sys/kern/kern_unveil .c", line 188 Starting stack trace... panic(ffffffff830b549f) at panic+0x1ba sys/kern/subr_prf.c:229 __assert(ffffffff83068c58,ffffffff83035827,bc,ffffffff82fe89a9) at __assert+0x29 unveil_destroy(ffff80002a5a2b08) at unveil_destroy+0x1dd sys/kern/kern_unveil.c:188 exit1(ffff800037616530,b,0,1) at exit1+0x60f sys/kern/kern_exit.c:233 sys_exit(ffff800037616530,ffff80002a57d290,ffff80002a57d1e0) at sys_exit+0x1a syscall(ffff80002a57d290) at syscall+0x97e sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x756efcf4d6e0, count: 250 End of stack trace. syncing disks...set $lines = 0 set $maxwidth = 0 show panic trace show registers show proc ps show all locks show malloc show all pools machine ddbcpu 0 trace machine ddbcpu 1 trace