panic: kernel diagnostic assertion "va >= entry->start" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_fault.c", line 1658 Starting stack trace... panic(ffffffff830f2722) at panic+0x1d0 sys/kern/subr_prf.c:229 __assert(ffffffff830a3cce,ffffffff8304995d,67a,ffffffff8300b867) at __assert+0x29 uvm_fault_unwire_locked(fffffd806afb8568,20000000,20011000) at uvm_fault_unwire_locked+0x4b4 uvm_fault_unwire(fffffd806afb8568,20000000,20011000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1621 kern_sysctl(ffff80002a05c8f4,5,20000100,ffff80002a05c928,0,37,f451848e922a8ef9) at kern_sysctl+0x500 sysctl_vsunlock sys/kern/kern_sysctl.c:209 [inline] kern_sysctl(ffff80002a05c8f4,5,20000100,ffff80002a05c928,0,37,f451848e922a8ef9) at kern_sysctl+0x500 sys/kern/kern_sysctl.c:508 sys_sysctl(ffff8000371e8548,ffff80002a05ca60,ffff80002a05c9b0) at sys_sysctl+0x425 syscall(ffff80002a05ca60) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff80002a05ca60) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xf12fbe34850, count: 249 End of stack trace.