panic: kernel diagnostic assertion "ps->ps_uvncount == 0" failed: file "/syzkaller/managers/multicore/kernel/sys/kern/kern_unveil.c", line 188 Starting stack trace... panic(ffffffff827a0840) at panic+0x16f sys/kern/subr_prf.c:229 __assert(ffffffff82820d1e,ffffffff828211f2,bc,ffffffff827b6afb) at __assert+0x29 sys/kern/subr_prf.c:157 unveil_destroy(ffff80002126d0d8) at unveil_destroy+0x1a4 sys/kern/kern_unveil.c:188 exit1(ffff800021236af8,0,0,1) at exit1+0x3d5 sys/kern/kern_exit.c:220 sys_exit(ffff800021236af8,ffff80002612d0e0,ffff80002612d130) at sys_exit+0x1a sys/kern/kern_exit.c:89 syscall(ffff80002612d1b0) at syscall+0x5e2 mi_syscall sys/sys/syscall_mi.h:110 [inline] syscall(ffff80002612d1b0) at syscall+0x5e2 sys/arch/amd64/amd64/trap.c:623 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7aa9ec04d7c0, count: 250 End of stack trace.