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(ffffffff8343a8c8) at panic+0x1d0 sys/kern/subr_prf.c:229
__assert(ffffffff833e72d9,ffffffff8339a0b3,bc,ffffffff8335460a) at __assert+0x29
unveil_destroy(ffff80002a3046d8) at unveil_destroy+0x1dd sys/kern/kern_unveil.c:188
exit1(ffff8000ffffd9a8,0,0,1) at exit1+0x60f sys/kern/kern_exit.c:233
sys_exit(ffff8000ffffd9a8,ffff80002a4728a0,ffff80002a4727f0) at sys_exit+0x1a
syscall(ffff80002a4728a0) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002a4728a0) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:577
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7d8c49278b20, count: 250
End of stack trace.