panic: pmap_san_enter_alloc_4k: no memory to grow shadow map
cpuid = 0
time = 26
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe008f9787d0
kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe008f978930
vpanic() at vpanic+0x257/frame 0xfffffe008f978af0
panic() at panic+0xb5/frame 0xfffffe008f978bb0
pmap_san_enter_alloc_4k() at pmap_san_enter_alloc_4k+0x4b/frame 0xfffffe008f978bd0
pmap_san_enter() at pmap_san_enter+0x353/frame 0xfffffe008f978c10
kasan_shadow_map() at kasan_shadow_map+0x78/frame 0xfffffe008f978c30
pmap_growkernel() at pmap_growkernel+0xd1/frame 0xfffffe008f978c90
vm_map_insert1() at vm_map_insert1+0x672/frame 0xfffffe008f978dd0
vm_map_find_locked() at vm_map_find_locked+0xa12/frame 0xfffffe008f978f40
vm_map_find() at vm_map_find+0xc7/frame 0xfffffe008f978fb0
kva_import() at kva_import+0xd4/frame 0xfffffe008f979090
vmem_try_fetch() at vmem_try_fetch+0x21e/frame 0xfffffe008f979180
vmem_xalloc() at vmem_xalloc+0x538/frame 0xfffffe008f979220
kva_import_domain() at kva_import_domain+0x5f/frame 0xfffffe008f979270
vmem_try_fetch() at vmem_try_fetch+0x21e/frame 0xfffffe008f979350
vmem_xalloc() at vmem_xalloc+0x538/frame 0xfffffe008f9793f0
vmem_alloc() at vmem_alloc+0xfe/frame 0xfffffe008f979450
kmem_malloc_domainset() at kmem_malloc_domainset+0x17e/frame 0xfffffe008f979590
keg_alloc_slab() at keg_alloc_slab+0x1f1/frame 0xfffffe008f9796b0
zone_import() at zone_import+0x2d9/frame 0xfffffe008f9798a0
cache_alloc() at cache_alloc+0x7e5/frame 0xfffffe008f979970
cache_alloc_retry() at cache_alloc_retry+0x35/frame 0xfffffe008f9799b0
vm_map_entry_create() at vm_map_entry_create+0xa6/frame 0xfffffe008f9799d0
vmspace_fork() at vmspace_fork+0x91c/frame 0xfffffe008f979af0
fork1() at fork1+0xb36/frame 0xfffffe008f979c10
sys_fork() at sys_fork+0xe3/frame 0xfffffe008f979d10
ia32_syscall() at ia32_syscall+0x4d2/frame 0xfffffe008f979f30
int0x80_syscall_common() at int0x80_syscall_common+0x9c/frame 0xdffbaf98
KDB: enter: panic
[ thread pid 4460 tid 104321 ]
Stopped at      kdb_enter+0x6e: movq    $0,0x25b6f77(%rip)
db> 
db> set $lines = 0
db> serialport: VM disconnected.