Comment 3 for bug 568844

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Riku Voipio (riku-voipio) wrote :

This breaks qemu linux-user as reads this file to know where to mmap:

open("/proc/sys/vm/mmap_min_addr", O_RDONLY) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=0, ...}) = 0
read(3, 0x7f82b8f7b000, 1024) = -1 EPERM (Operation not permitted)
close(3) = 0
...
mmap(0x8000, 454656, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0) = -1 EPERM (Operation not permitted)
write(4, "mmap: Operation not permitted\n", 30mmap: Operation not permitted
...