panic: pmap_san_enter_alloc_4k: no memory to grow shadow map cpuid = 0 time = 72 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe008c219950 kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe008c219ab0 vpanic() at vpanic+0x257/frame 0xfffffe008c219c70 panic() at panic+0xb5/frame 0xfffffe008c219d30 pmap_san_enter_alloc_4k() at pmap_san_enter_alloc_4k+0x4b/frame 0xfffffe008c219d50 pmap_san_enter() at pmap_san_enter+0x356/frame 0xfffffe008c219d90 kasan_shadow_map() at kasan_shadow_map+0x98/frame 0xfffffe008c219db0 pmap_growkernel() at pmap_growkernel+0xd7/frame 0xfffffe008c219e10 vm_map_insert1() at vm_map_insert1+0x67a/frame 0xfffffe008c219f50 vm_map_find_locked() at vm_map_find_locked+0xa12/frame 0xfffffe008c21a0c0 vm_map_find() at vm_map_find+0xc7/frame 0xfffffe008c21a130 kva_import() at kva_import+0xd4/frame 0xfffffe008c21a210 vmem_try_fetch() at vmem_try_fetch+0x21e/frame 0xfffffe008c21a300 vmem_xalloc() at vmem_xalloc+0x538/frame 0xfffffe008c21a3a0 kva_import_domain() at kva_import_domain+0x5f/frame 0xfffffe008c21a3f0 vmem_try_fetch() at vmem_try_fetch+0x21e/frame 0xfffffe008c21a4d0 vmem_xalloc() at vmem_xalloc+0x538/frame 0xfffffe008c21a570 vmem_alloc() at vmem_alloc+0xfe/frame 0xfffffe008c21a5d0 kmem_malloc_domainset() at kmem_malloc_domainset+0x17e/frame 0xfffffe008c21a710 keg_alloc_slab() at keg_alloc_slab+0x1f1/frame 0xfffffe008c21a830 zone_import() at zone_import+0x2d9/frame 0xfffffe008c21aa10 zone_alloc_item() at zone_alloc_item+0x16a/frame 0xfffffe008c21aaf0 fork1() at fork1+0xa8a/frame 0xfffffe008c21ac10 sys_fork() at sys_fork+0xe3/frame 0xfffffe008c21ad10 amd64_syscall() at amd64_syscall+0x4af/frame 0xfffffe008c21af30 fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe008c21af30 --- syscall (198, FreeBSD ELF64, __syscall), rip = 0x3a197a, rsp = 0x8258d5f08, rbp = 0x8258d5f80 --- KDB: enter: panic [ thread pid 5030 tid 105224 ] Stopped at kdb_enter+0x6e: movq $0,0x25bea17(%rip) db> db> set $lines = 0 db> set $maxwidth = 0 db> show registers cs 0x20 ds 0x3b es 0x3b fs 0x13 gs 0x1b ss 0x28 rax 0x12 rcx 0xfffffe00033eee30 rdx 0 rbx 0xffffffff827af640 .str.27 rsp 0xfffffe008c219a90 rbp 0xfffffe008c219ab0 rsi 0 rdi 0xffffffff816145d9 printf+0x149 r8 0 r9 0xffffffff r10 0x7 r11 0x4 r12 0xfffffe008bec7740 r13 0xfffffffffffffffe r14 0xffffffff827af640 .str.27 r15 0 rip 0xffffffff815fe77e kdb_enter+0x6e rflags 0x46 kdb_enter+0x6e: movq $0,0x25bea17(%rip) db> show proc Process 5030 (syz-executor) at 0xfffffe008becc020: state: NORMAL uid: 0 gids: 0, 0, 5 parent: pid 5020 at 0xfffffe008beb1040 ABI: FreeBSD ELF64 flag: 0x10100000 flag2: 0x1 arguments: ./syz-executor exec reaper: 0xfffffe0008009040 reapsubtree: 1 sigparent: 20 vmspace: 0xfffffe008bebf490 (map 0xfffffe008bebf490) (map.pmap 0xfffffe008bebf530) (pmap 0xfffffe008bebf5a0) threads: 1 105224 Run CPU 0 syz-executor db> ps pid ppid pgrp uid state wmesg wchan cmd 5966 5325 1362 0 N syz-executor 5965 5334 1362 0 N syz-executor 5964 5346 1362 0 N syz-executor 5963 5382 1362 0 N syz-executor 5962 5262 1362 0 N syz-executor 5961 5280 1362 0 N syz-executor 5960 5195 1362 0 N syz-executor 5959 5231 1362 0 N syz-executor 5958 5250 1362 0 N syz-executor 5957 5220 1362 0 N syz-executor 5956 1928 1362 0 N syz-executor 5955 5955 0 0 N syz-executor 5954 5954 0 0 N syz-executor 5953 5137 1362 0 N syz-executor 4696 4696 0 0 N syz-executor 4695 4695 0 0 N syz-executor 5952 5952 0 0 N syz-executor 5951 5951 0 0 N syz-executor 5950 5950 0 0 N syz-executor 5949 5949 0 0 N syz-executor 5948 5948 0 0 N syz-executor 5947 5947 0 0 N syz-executor 5946 5946 0 0 N syz-executor 5945 5945 0 0 N syz-executor 5944 5944 0 0 N syz-executor 5943 5943 0 0 N syz-executor 5942 5942 0 0 N syz-executor 5941 5941 0 0 N syz-executor 5940 5940 0 0 N syz-executor 5939 5939 0 0 N syz-executor 5938 5938 0 0 N syz-executor 5937 5937 0 0 N syz-executor 5936 5936 0 0 N syz-executor 5935 5935 0 0 N syz-executor 5934 5934 0 0 N syz-executor 5933 5933 0 0 N syz-executor 5932 5932 0 0 N syz-executor 5931 5931 0 0 N syz-executor 5930 5930 0 0 N syz-executor 5929 5929 0 0 N syz-executor 5928 5928 0 0 N syz-executor 5927 5927 0 0 N syz-executor 5926 4897 1362 0 R syz-executor 5925 4859 1362 0 N syz-executor 5924 4852 1362 0 N syz-executor 5923 4851 1362 0 N syz-executor 5922 4848 1362 0 N syz-executor 5921 4846 1362 0 N syz-executor 5920 2959 1362 0 R syz-executor 5919 4844 1362 0 N syz-executor 5918 4841 1362 0 N syz-executor 5917 5917 0 0 N syz-executor 5916 4808 1362 0 R syz-executor 5915 4805 1362 0 R syz-executor 5914 4804 1362 0 R syz-executor 5913 4793 1362 0 R syz-executor 5912 4757 1362 0 R syz-executor 5911 2186 1362 0 N syz-executor 5910 4745 1362 0 R syz-executor 5909 4743 1362 0 R syz-executor 5908 4740 1362 0 R syz-executor 5907 4736 1362 0 R syz-executor 5906 4730 1362 0 R syz-executor 5905 4728 1362 0 R syz-executor 5904 4727 1362 0 N syz-executor 5903 5903 0 0 N syz-executor 5902 5902 0 0 N syz-executor 5901 5901 0 0 N syz-executor 5900 4713 1362 0 N syz-executor 5899 4715 1362 0 N syz-executor 5898 4712 1362 0 N syz-executor 5897 4708 1362 0 N syz-executor 5896 5896 0 0 N syz-executor 5895 5895 0 0 N syz-executor 5894 5894 0 0 N syz-executor 5893 5893 0 0 N syz-executor 5892 5892 0 0 N syz-executor 5891 5891 0 0 N syz-executor 5890 5890 0 0 N syz-executor 5889 5889 0 0 N syz-executor 5888 5888 0 0 N syz-executor 5887 5887 0 0 N syz-executor 5886 5886 0 0 N syz-executor 5885 5885 0 0 N syz-executor 5884 5884 0 0 N syz-executor 5883 5883 0 0 N syz-executor 5882 5882 0 0 N syz-executor 5881 5881 0 0 N syz-executor 5880 5880 0 0 N syz-executor 5879 1 0 0 NEL [md0] 5878 5878 0 0 N syz-executor 5877 5877 0 0 N syz-executor 5876 5876 0 0 N syz-executor 5875 5875 0 0 N syz-executor 5874 5874 0 0 N syz-executor 5873 5873 0 0 N syz-executor 5872 3036 1362 0 N syz-executor 5871 5871 0 0 N syz-executor 5870 5870 0 0 N syz-executor 5869 5869 0 0 N syz-executor 5868 5868 0 0 N syz-executor 5867 3127 1362 0 N syz-executor 5866 3050 1362 0 R syz-executor 5865 3964 1362 0 N syz-executor 5864 3098 1362 0 N syz-executor 5863 5863 0 0 N syz-executor 5862 5862 0 0 N syz-executor 5861 5861 0 0 N syz-executor 5860 5860 0 0 N syz-executor 5859 5859 0 0 N syz-executor 5858 5858 0 0 N syz-executor 5857 5857 0 0 N syz-executor 5856 5856 0 0 N syz-executor 5855 5855 0 0 N syz-executor 5854 5854 0 0 N syz-executor 5853 5853 0 0 N syz-executor 5852 5852 0 0 N syz-executor 5851 5851 0 0 N syz-executor 5850 5850 0 0 N syz-executor 5849 5849 0 0 N syz-executor 5848 5848 0 0 N syz-executor 5847 5847 0 0 N syz-executor 5846 5846 0 0 N syz-executor 5845 5845 0 0 N syz-executor 5844 5844 0 0 N syz-executor 5843 5843 0 0 N syz-executor 5842 5842 0 0 N syz-executor 5841 5841 0 0 N syz-executor 5840 5840 0 0 N syz-executor 5839 5839 0 0 N syz-executor 5838 5838 0 0 N syz-executor 5837 5837 0 0 N syz-executor 5836 766 0 0 NE syz-executor 5835 2990 1362 0 R syz-executor 5834 5834 0 0 N syz-executor 5833 5833 0 0 N syz-executor 5832 5832 0 0 N syz-executor 5831 3101 1362 0 N syz-executor 5830 5830 0 0 N syz-executor 5829 5829 0 0 N syz-executor 5828 5828 0 0 N syz-executor 5827 5827 0 0 N syz-executor 5826 5826 0 0 N syz-executor 5825 5825 0 0 N syz-executor 5824 5824 0 0 N syz-executor 5823 5823 0 0 N syz-executor 5822 5822 0 0 N syz-executor 5821 5821 0 0 N syz-executor 5820 5820 0 0 N syz-executor 5819 5819 0 0 N syz-executor 5818 2855 1362 0 R syz-executor 5817 5817 0 0 N syz-executor 5816 2046 1362 0 R syz-executor 5815 2552 1362 0 N syz-executor 5814 2049 1362 0 R syz-executor 5813 2204 1362 0 N syz-executor 5812 2093 1362 0 R syz-executor 5811 2742 1362 0 N syz-executor 5810 5810 0 0 N syz-executor 5809 5809 0 0 N syz-executor 5808 5808 0 0 N syz-executor 5807 5807 0 0 N syz-executor 5806 5806 0 0 N syz-executor 5805 5805 0 0 N syz-executor 5804 5804 0 0 N syz-executor 5803 5803 0 0 N syz-executor 5802 5802 0 0 N syz-executor 5801 5801 0 0 N syz-executor 5800 5800 0 0 N syz-executor 5799 5799 0 0 N syz-executor 5798 5798 0 0 N syz-executor 5797 5797 0 0 N syz-executor 5796 5796 0 0 N syz-executor 5795 5795 0 0 N syz-executor 5794 2273 1362 0 R syz-executor 5793 2269 1362 0 R syz-executor 5792 2708 1362 0 N syz-executor 5791 2268 1362 0 R syz-executor 5790 2262 1362 0 N syz-executor 5789 5789 0 0 N syz-executor 5788 2774 1362 0 R syz-executor 5787 2251 1362 0 R syz-executor 5786 5786 0 0 N syz-executor 5785 2245 1362 0 N syz-executor 5784 2242 1362 0 N syz-executor 5783 2231 1362 0 N syz-executor 5782 2830 1362 0 R syz-executor 5781 2665 1362 0 R syz-executor 5780 2828 1362 0 N syz-executor 5779 5779 0 0 N syz-executor 5778 5778 0 0 N syz-executor 5777 5777 0 0 N syz-executor 5776 5776 0 0 N syz-executor 5775 5775 0 0 N syz-executor 5774 5774 0 0 N syz-executor 5773 5773 0 0 N syz-executor 5772 5772 0 0 N syz-executor 5771 5771 0 0 N syz-executor 5770 2816 1362 0 R syz-executor 5769 2753 1362 0 N syz-executor 5768 2573 1362 0 N syz-executor 5767 2638 1362 0 R syz-executor 5766 2125 1362 0 R syz-executor 5765 2227 1362 0 N syz-executor 5764 2642 1362 0 R syz-executor 5763 2222 1362 0 N syz-executor 5762 2312 1362 0 N syz-executor 5761 2647 1362 0 N syz-executor 5760 5760 0 0 N syz-executor 5759 5759 0 0 N syz-executor 5758 5758 0 0 N syz-executor 5757 5757 0 0 N syz-executor 5756 5756 0 0 N syz-executor 5755 5755 0 0 N syz-executor 5754 5754 0 0 N syz-executor 5753 5753 0 0 N syz-executor 5752 5752 0 0 N syz-executor 5751 5751 0 0 N syz-executor 5750 5750 0 0 N syz-executor 5749 5749 0 0 N syz-executor 5748 5748 0 0 N syz-executor 5747 5747 0 0 N syz-executor 5746 5746 0 0 N syz-executor 5745 5745 0 0 N syz-executor 5744 5744 0 0 N syz-executor 5743 5743 0 0 N syz-executor 5742 5742 0 0 N syz-executor 5741 5741 0 0 N syz-executor 5740 5740 0 0 N syz-executor 5739 5739 0 0 N syz-executor 5738 5738 0 0 N syz-executor 5737 5737 0 0 N syz-executor 5736 5736 0 0 N syz-executor 5735 5735 0 0 N syz-executor 5734 5734 0 0 N syz-executor 5733 5733 0 0 N syz-executor 5732 5732 0 0 N syz-executor 5731 5731 0 0 N syz-executor 5730 5730 0 0 N syz-executor 5729 5729 0 0 N syz-executor 5728 5728 0 0 N syz-executor 5727 5727 0 0 N syz-executor 5726 5726 0 0 N syz-executor 5725 5725 0 0 N syz-executor 5724 5724 0 0 N syz-executor 5723 5723 0 0 N syz-executor 5722 5722 0 0 N syz-executor 5721 5721 0 0 N syz-executor 5720 5720 0 0 N syz-executor 5719 2367 1362 0 R syz-executor 5718 2327 1362 0 R syz-executor 5717 2351 1362 0 R syz-executor 5716 2341 1362 0 N syz-executor 5715 5715 0 0 N syz-executor 5714 5714 0 0 N syz-executor 5713 5713 0 0 N syz-executor 5712 5712 0 0 N syz-executor 5711 2012 1362 0 R syz-executor 5710 5710 0 0 N syz-executor 5709 5709 0 0 N syz-executor 5708 5708 0 0 N syz-executor 5707 1968 1362 0 N syz-executor 5706 5706 0 0 N syz-executor 5705 5550 1362 0 R syz-executor 5704 1855 1362 0 N syz-executor 5703 1839 1362 0 R syz-executor 5702 1825 1362 0 R syz-executor 5701 1822 1362 0 R syz-executor 5700 1812 1362 0 R syz-executor 5699 1906 1362 0 R syz-executor 5698 5548 1362 0 N syz-executor 5697 1902 1362 0 R syz-executor 5696 5502 1362 0 N syz-executor 5695 1890 1362 0 R syz-executor 5694 5375 1362 0 N syz-executor 5693 5556 1362 0 N syz-executor 5692 1886 1362 0 R syz-executor 5691 5549 1362 0 N syz-executor 5690 1888 1362 0 N syz-executor 5689 1962 1362 0 R syz-executor 5688 5521 1362 0 R syz-executor 5687 2678 1362 0 N syz-executor 5686 1805 1362 0 R syz-executor 5685 5515 1362 0 N syz-executor 5684 1963 1362 0 R syz-executor 5683 5505 1362 0 N syz-executor 5682 1831 1362 0 R syz-executor 5681 5486 1362 0 N syz-executor 5680 1851 1362 0 R syz-executor 5679 5453 1362 0 N syz-executor 5678 5536 1362 0 R syz-executor 5677 1900 1362 0 N syz-executor 5676 1823 1362 0 R syz-executor 5675 1764 1362 0 R syz-executor 5674 5509 1362 0 N syz-executor 5673 1763 1362 0 R syz-executor 5672 3152 1362 0 N syz-executor 5671 1959 1362 0 R syz-executor 5670 5471 1362 0 N syz-executor 5669 1841 1362 0 R syz-executor 5668 1932 1362 0 N syz-executor 5667 5594 1362 0 R syz-executor 5666 5527 1362 0 N syz-executor 5665 5510 1362 0 N syz-executor 5664 1939 1362 0 R syz-executor 5663 5582 1362 0 R syz-executor 5662 5455 1362 0 N syz-executor 5661 5605 1362 0 N syz-executor 5660 5450 1362 0 N syz-executor 5659 1865 1362 0 R syz-executor 5658 5603 1362 0 N syz-executor 5657 5572 1362 0 R syz-executor 5656 5598 1362 0 N syz-executor 5655 1848 1362 0 N syz-executor 5654 5569 1362 0 R syz-executor 5653 5447 1362 0 R syz-executor 5652 5589 1362 0 N syz-executor 5651 5480 1362 0 N syz-executor 5650 1828 1362 0 R syz-executor 5649 5565 1362 0 R syz-executor 5648 5588 1362 0 N syz-executor 5647 1930 1362 0 N syz-executor 5646 5564 1362 0 R syz-executor 5645 5581 1362 0 N syz-executor 5644 5462 1362 0 R syz-executor 5643 1879 1362 0 N syz-executor 5642 5560 1362 0 R syz-executor 5641 5580 1362 0 N syz-executor 5640 5579 1362 0 N syz-executor 5639 5554 1362 0 R syz-executor 5638 1776 1362 0 N syz-executor 5637 5552 1362 0 R syz-executor 5636 5577 1362 0 R syz-executor 5635 5552 1362 0 R syz-executor 5634 5577 1362 0 R syz-executor 5633 5552 1362 0 R syz-executor 5632 5577 1362 0 R syz-executor 5631 1793 1362 0 R syz-executor 5630 5545 1362 0 R syz-executor 5629 5429 1362 0 R syz-executor 5628 1793 1362 0 R syz-executor 5627 5500 1362 0 D fork 0xffffffff827b4980 syz-executor 5626 1943 1362 0 R syz-executor 5625 5545 1362 0 R syz-executor 5624 5473 1362 0 R syz-executor 5623 5545 1362 0 R syz-executor 5622 5473 1362 0 R syz-executor 5621 5375 1362 0 R syz-executor 5620 1943 1362 0 R syz-executor 5619 1771 1362 0 R syz-executor 5618 1770 1362 0 R syz-executor 5617 1772 1362 0 R syz-executor 5616 1796 1362 0 R syz-executor 5615 1769 1362 0 R syz-executor 5614 1751 1362 0 R syz-executor 5613 5514 1362 0 D fork 0xffffffff827b4980 syz-executor 5612 5545 1362 0 R syz-executor 5611 1750 1362 0 R syz-executor 5610 5545 1362 0 R syz-executor 5609 5467 1362 0 R syz-executor 5608 5545 1362 0 R syz-executor 5607 5467 1362 0 R syz-executor 5606 1767 1362 0 R syz-executor 5605 5467 1362 0 RL syz-serialport: VM disconnected.