panic: kernel diagnostic assertion "va >= entry->start" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_fault.c", line 1694 Starting stack trace... panic(ffffffff830f33c6) at panic+0x1d0 sys/kern/subr_prf.c:229 __assert(ffffffff830a7595,ffffffff8304875f,69e,ffffffff83009f55) at __assert+0x29 uvm_fault_unwire_locked(fffffd806bab11e8,20000000,20021000) at uvm_fault_unwire_locked+0x4b4 uvm_fault_unwire(fffffd806bab11e8,20000000,20021000) at uvm_fault_unwire+0x55 sys/uvm/uvm_fault.c:1657 sysctl_vsunlock(20000080,20000) at sysctl_vsunlock+0x7b sys/kern/kern_sysctl.c:209 net_sysctl(ffff8000355cd484,3,20000080,ffff8000355cd4b8,0,0,33e8d51926203531) at net_sysctl+0x69a sys/kern/uipc_domain.c:251 sys_sysctl(ffff800029fe76f8,ffff8000355cd5f0,ffff8000355cd540) at sys_sysctl+0x425 syscall(ffff8000355cd5f0) at syscall+0xbb6 mi_syscall sys/sys/syscall_mi.h:178 [inline] syscall(ffff8000355cd5f0) at syscall+0xbb6 sys/arch/amd64/amd64/trap.c:577 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x8f9e43dec30, count: 248 End of stack trace.