SYZFAIL: posix_spawnp failed (errno 12: Cannot allocate memory) maxproc limit exceeded by uid 0 (pid 3864); see tuning(7) and login.conf(5) FreeBSD/amd64 (ci-freebsd-main-3.us-central1-b.c.syzkaller.internal) (ttyu0) login: panic: pmap_san_enter_alloc_4k: no memory to grow shadow map cpuid = 0 time = 20 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe008088b7d0 kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe008088b930 vpanic() at vpanic+0x257/frame 0xfffffe008088baf0 panic() at panic+0xb5/frame 0xfffffe008088bbb0 pmap_san_enter_alloc_4k() at pmap_san_enter_alloc_4k+0x4b/frame 0xfffffe008088bbd0 pmap_san_enter() at pmap_san_enter+0x353/frame 0xfffffe008088bc10 kasan_shadow_map() at kasan_shadow_map+0x78/frame 0xfffffe008088bc30 pmap_growkernel() at pmap_growkernel+0xd1/frame 0xfffffe008088bc90 vm_map_insert1() at vm_map_insert1+0x672/frame 0xfffffe008088bdd0 vm_map_find_locked() at vm_map_find_locked+0xa12/frame 0xfffffe008088bf40 vm_map_find() at vm_map_find+0xc7/frame 0xfffffe008088bfb0 kva_import() at kva_import+0xd4/frame 0xfffffe008088c090 vmem_try_fetch() at vmem_try_fetch+0x21e/frame 0xfffffe008088c180 vmem_xalloc() at vmem_xalloc+0x538/frame 0xfffffe008088c220 kva_import_domain() at kva_import_domain+0x5f/frame 0xfffffe008088c270 vmem_try_fetch() at vmem_try_fetch+0x21e/frame 0xfffffe008088c350 vmem_xalloc() at vmem_xalloc+0x538/frame 0xfffffe008088c3f0 vmem_alloc() at vmem_alloc+0xfe/frame 0xfffffe008088c450 kmem_malloc_domainset() at kmem_malloc_domainset+0x1a6/frame 0xfffffe008088c590 keg_alloc_slab() at keg_alloc_slab+0x1f1/frame 0xfffffe008088c6b0 zone_import() at zone_import+0x2f9/frame 0xfffffe008088c8a0 cache_alloc() at cache_alloc+0x7e5/frame 0xfffffe008088c970 cache_alloc_retry() at cache_alloc_retry+0x35/frame 0xfffffe008088c9b0 vm_map_entry_create() at vm_map_entry_create+0xa6/frame 0xfffffe008088c9d0 vmspace_fork() at vmspace_fork+0x91c/frame 0xfffffe008088caf0 fork1() at fork1+0xb36/frame 0xfffffe008088cc10 sys_fork() at sys_fork+0xe3/frame 0xfffffe008088cd10 amd64_syscall() at amd64_syscall+0x4e2/frame 0xfffffe008088cf30 fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe008088cf30 --- syscall (198, FreeBSD ELF64, __syscall), rip = 0x3a52ba, rsp = 0x826945f08, rbp = 0x826945f80 --- KDB: enter: panic [ thread pid 2595 tid 102672 ] Stopped at kdb_enter+0x6e: movq $0,0x259f837(%rip) db> set $maxwidth = 0 db> show registers cs 0x20 ds 0x3b es 0x3b fs 0x13 gs 0x1b ss 0x28 rax 0x12 rcx 0xfffffe0002bf1850 rdx 0 rbx 0xffffffff82805fe0 .str.27 rsp 0xfffffe008088b910 rbp 0xfffffe008088b930 rsi 0 rdi 0xffffffff81642ff9 printf+0x149 r8 0 r9 0xffffffff r10 0 r11 0x3 r12 0xfffffe006f474000 r13 0xfffffffffffffffe --More-- r14 0xffffffff82805fe0 .str.27 r15 0 rip 0xffffffff8162c3de kdb_enter+0x6e rflags 0x46 kdb_enter+0x6e: movq $0,0x259f837(%rip) db> proc No such command; use "help" to list available commands db> ps pid ppid pgrp uid state wmesg wchan cmd 7865 4223 765 0 N syz-executor 7864 3567 765 0 N syz-executor 7863 3504 765 0 N syz-executor 7862 3446 765 0 N syz-executor 7861 2921 765 0 N syz-executor 7860 3350 765 0 N syz-executor 7859 2864 765 0 N syz-executor 7858 2839 765 0 N syz-executor 7857 2817 765 0 N syz-executor 7856 3061 765 0 N syz-executor 7855 2209 765 0 N syz-executor 7854 2238 765 0 N syz-executor 7853 2824 765 0 N syz-executor 7852 3072 765 0 N syz-executor 7851 3863 765 0 N syz-executor 7850 3875 765 0 N syz-executor 7849 3089 765 0 N syz-executor 7848 3536 765 0 N syz-executor 7847 2880 765 0 N syz-executor --More-- 7846 1893 765 0 N syz-executor 7845 2227 765 0 N syz-executor 7844 1814 765 0 N syz-executor 7843 2106 765 0 N syz-executor 7842 3964 765 0 N syz-executor 7841 3216 765 0 N syz-executor 7840 4227 765 0 N syz-executor 7839 3384 765 0 N syz-executor 7838 2819 765 0 N syz-executor 7837 4421 765 0 N syz-executor 7836 5194 765 0 N syz-executor 7835 1728 765 0 N syz-executor 7834 4337 765 0 N syz-executor 7833 4717 765 0 N syz-executor 7832 1709 765 0 N syz-executor 7831 1453 765 0 N syz-executor 7830 2900 765 0 N syz-executor 7829 3986 765 0 N syz-executor 7828 4049 765 0 N syz-executor 7827 3617 765 0 N syz-executor --More-- 7826 3814 765 0 N syz-executor 7825 3150 765 0 N syz-executor 7824 3027 765 0 N syz-executor 7823 3596 765 0 N syz-executor 7822 3475 765 0 N syz-executor 7821 2908 765 0 N syz-executor 7820 2850 765 0 N syz-executor 7819 2780 765 0 N syz-executor 7818 3018 765 0 N syz-executor 7817 2054 765 0 N syz-executor 7816 3818 765 0 N syz-executor 7815 2433 765 0 N syz-executor 7814 2820 765 0 N syz-executor 7813 4123 765 0 N syz-executor 7812 4032 765 0 N syz-executor 7811 3907 765 0 N syz-executor 7810 3427 765 0 N syz-executor 7809 3123 765 0 N syz-executor 7808 3002 765 0 N syz-executor 7807 3569 765 0 N syz-executor --More-- 7806 3450 765 0 N syz-executor --More-- 7805 2897 765 0 N syz-executor 7804 2840 765 0 N syz-executor 7803 2787 765 0 N syz-executor 7802 4466 765 0 N syz-executor 7801 2033 765 0 N syz-executor 7800 3312 765 0 N syz-executor 7799 2312 765 0 N syz-executor 7798 4260 765 0 N syz-executor 7797 2164 765 0 N syz-executor 7796 1531 765 0 N syz-executor 7795 1838 765 0 N syz-executor 7794 1711 765 0 N syz-executor 7793 4344 765 0 N syz-executor 7792 2165 765 0 N syz-executor 7791 4319 765 0 N syz-executor 7790 4312 765 0 N syz-executor 7789 1752 765 0 N syz-executor 7788 1942 765 0 N syz-executor 7787 4250 765 0 N syz-executor 7786 2242 765 0 N syz-executor --More-- 7785 2206 765 0 N syz-executor --More-- 7784 4293 765 0 N syz-executor 7783 2161 765 0 N syz-executor 7782 2610 765 0 N syz-executor 7781 2600 765 0 N syz-executor 7780 2462 765 0 N syz-executor 7779 2508 765 0 N syz-executor 7778 3768 765 0 N syz-executor 7777 3737 765 0 N syz-executor 7776 2532 765 0 N syz-executor 7775 3233 765 0 N syz-executor 7774 4991 765 0 N syz-executor 7773 4969 765 0 N syz-executor 7772 3648 765 0 N syz-executor 7771 4939 765 0 N syz-executor 7770 4924 765 0 N syz-executor 7769 4909 765 0 N syz-executor 7768 4884 765 0 N syz-executor 7767 4867 765 0 N syz-executor 7766 4854 765 0 N syz-executor 7765 4837 765 0 N syz-executor --More-- 7764 4822 765 0 N syz-executor --More-- 7763 4803 765 0 N syz-executor 7762 2781 765 0 N syz-executor 7761 1520 765 0 N syz-executor 7760 2192 765 0 N syz-executor 7759 3083 765 0 N syz-executor 7758 2914 765 0 N syz-executor 7757 2741 765 0 N syz-executor 7756 4144 765 0 N syz-executor 7755 4100 765 0 N syz-executor 7754 4788 765 0 D pfault 0xffffffff83003480 syz-executor 7753 3779 765 0 R syz-executor 7752 3999 765 0 R syz-executor 7751 3922 765 0 R syz-executor 7750 3887 765 0 R syz-executor 7749 3470 765 0 R syz-executor 7748 3361 765 0 R syz-executor 7747 3154 765 0 R syz-executor 7746 3093 765 0 R syz-executor 7745 2601 765 0 R syz-executor 7744 2972 765 0 R syz-executor --More-- 7743 3598 765 0 R syz-executor 7742 3542 765 0 R syz-executor 7741 3479 765 0 R syz-executor 7740 2491 765 0 R syz-executor 7739 2911 765 0 R syz-executor 7738 2882 765 0 R syz-executor 7737 1472 765 0 R syz-executor 7736 2833 765 0 R syz-executor 7735 2805 765 0 R syz-executor 7734 4449 765 0 R syz-executor 7733 4764 765 0 D pfault 0xffffffff83003480 syz-executor 7732 4097 765 0 D fork 0xffffffff8280a6c1 syz-executor 7731 4749 765 0 D pfault 0xffffffff83003480 syz-executor 7730 1766 765 0 D fork 0xffffffff8280a6c0 syz-executor 7729 1449 765 0 D fork 0xffffffff8280a6c0 syz-executor 7728 2735 765 0 D fork 0xffffffff8280a6c0 syz-executor 7727 3260 765 0 D fork 0xffffffff8280a6c0 syz-executor 7726 1522 765 0 D fork 0xffffffff8280a6c0 syz-executor 7725 1492 765 0 D fork 0xffffffff8280a6c0 syz-executor 7724 2186 765 0 D fork 0xffffffff8280a6c0 syz-executor --More-- 7723 1510 765 0 D fork 0xffffffff8280a6c0 syz-executor --More--