[Bug 223732] mmap(2) causes unkillable denial of service with specific flags

bugzilla-noreply at freebsd.org bugzilla-noreply at freebsd.org
Sat Nov 18 21:56:10 UTC 2017


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=223732

--- Comment #2 from op at hardenedbsd.org ---
op at opn op# procstat -kk 83681
  PID    TID COMM                TDNAME              KSTACK                     
83681 100141 dos                 -                   vm_map_findspace+0x5f
vm_map_find+0x162 vm_map_find_min+0x4b vm_mmap_object+0x34b kern_mmap+0x57d
sys_mmap+0x2a amd64_syscall+0x749 Xfast_syscall+0xfb 
op at opn op# procstat -kk 83681
  PID    TID COMM                TDNAME              KSTACK                     
83681 100141 dos                 -                   vm_map_find+0x162
vm_map_find_min+0x4b vm_mmap_object+0x34b kern_mmap+0x57d sys_mmap+0x2a
amd64_syscall+0x749 Xfast_syscall+0xfb

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