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(ffffffff83400125) at panic+0x1ba sys/kern/subr_prf.c:229
__assert(ffffffff833b0ea0,ffffffff8337e90a,bc,ffffffff83327b11) at __assert+0x29
unveil_destroy(ffff8000ffffaf88) at unveil_destroy+0x1dd sys/kern/kern_unveil.c:188
exit1(ffff800039943c58,0,0,3) at exit1+0x60f sys/kern/kern_exit.c:233
proc_suspend_check_locked(ffff800039943c58,0) at proc_suspend_check_locked+0x2d6 sys/kern/kern_sig.c:2190
userret(ffff800039943c58) at userret+0x9c sys/kern/kern_sig.c:2149
syscall(ffff80002f10df20) at syscall+0xa72 mi_syscall_return sys/sys/syscall_mi.h:203 [inline]
syscall(ffff80002f10df20) at syscall+0xa72 sys/arch/amd64/amd64/trap.c:598
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x7b8a5c900a40, count: 249
End of stack trace.