panic: kernel diagnostic assertion "!pmap_is_ept(pmap)" failed: file "/syzkaller/managers/multicore/kernel/sys/arch/amd64/amd64/pmap.c", line 424 Starting stack trace... panic(ffffffff833ada7f) at panic+0x1d0 sys/kern/subr_prf.c:229 __assert(ffffffff833eb0f7,ffffffff833dfc53,1a8,ffffffff833ae6b1) at __assert+0x29 sys/kern/subr_prf.c:-1 pmap_page_remove(fffffd8008300470) at pmap_page_remove+0x7bd pmap_map_ptes sys/arch/amd64/amd64/pmap.c:438 [inline] pmap_page_remove(fffffd8008300470) at pmap_page_remove+0x7bd sys/arch/amd64/amd64/pmap.c:1974 uvm_anfree_list(fffffd80604f94a0,0) at uvm_anfree_list+0xd6 sys/uvm/uvm_anon.c:112 amap_wipeout(fffffd806c797798) at amap_ wipeout+0x248 uvm_unmap_detach(ffff80002a37bdd0,0) at uvm_unmap_detach+0x8a sys/uvm/uvm_map.c:1353 uvm_map_teardown(fffffd800b063988) at uvm_map_teardown+0x360 sys/uvm/uvm_map.c:2525 exit1(ffff800031be6550,43,0,1) at exit1+0x6fc sys/kern/kern_exit.c:260 sys_exit(ffff800031be6550,ffff80002a37bfa0,ffff80002a37bef0) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff80002a37bfa0) at syscall+0xb17 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80002a37bfa0) at syscall+0xb17 sys/arch/amd64/amd64/trap.c:775 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7222a991da20, count: 246 End of stack trace. syncing disks...set $lines = 0 set $maxwidth = 0 show panic trace show registers show proc ps show all locks show malloc show all pools machine ddbcpu 0 trace machine ddbcpu 1 trace