On Tue, Aug 05, 2014 at 05:24:27PM +0400, Mikhail Ilin wrote: > I've tested the sample for Aarch64 myself and found that the > approach should also work fine. > > Translation layout: > > $ qemu-aarch64 -strace /tmp/busybox-static cat /proc/self/maps > > start end size prot > 0000000000400000-00000000005ba000 00000000001ba000 r-x > 00000000005c9000-00000000005d3000 000000000000a000 rw- > 0000004000000000-0000004000001000 0000000000001000 --- > 0000004000001000-0000004000801000 0000000000800000 rw- > > /proc/self/maps output: > > 00400000-005ba000 r-xp 00000000 08:01 28837016 /tmp/busybox-static > 005ba000-005c9000 ---p 00000000 00:00 0 > 005c9000-005cc000 rw-p 001b9000 08:01 28837016 /tmp/busybox-static > 005cc000-005f4000 rw-p 00000000 00:00 0 > 60000000-602eb000 r-xp 00000000 08:01 55578769 > /home/michail/my1/bin/qemu-aarch64 > 604eb000-604f6000 rw-p 002eb000 08:01 55578769 > /home/michail/my1/bin/qemu-aarch64 > 604f6000-6054a000 rw-p 00000000 00:00 0 > 6054a000-6254b000 rwxp 00000000 00:00 0 > 6254b000-62577000 rw-p 00000000 00:00 0 > 63396000-633da000 rw-p 00000000 00:00 0 [heap] > 4000000000-4000001000 ---p 00000000 00:00 0 > 4000001000-4000801000 rw-p 00000000 00:00 0 > 7ff830cab000-7ff8348fb000 rw-p 00000000 00:00 0 > 7fffb26ed000-7fffb270e000 rw-p 00000000 00:00 0 [stack] > 7fffb27bb000-7fffb27bd000 r-xp 00000000 00:00 0 [vdso] > ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall] > > And the reason why it doesn't work for Aarch64 is openat call which is > used instead of open. > > $ qemu-aarch64 -strace /tmp/busybox-static cat /proc/self/maps > > 483 setgid(1000,0,47,45,0,274886296116) = 0 > 483 setuid(1000,0,47,45,0,274886296116) = 0 > 483 openat(AT_FDCWD,"/proc/self/maps",O_RDONLY) = 3 > 483 read(3,0x7febf0,4096) = 1071 > > this call doesn't have additional preprocessing and called directly. > > case TARGET_NR_openat: > if (!(p = lock_user_string(arg2))) > goto efault; > ret = get_errno(sys_openat(arg1, > path(p), > target_to_host_bitmask(arg3, > fcntl_flags_tbl), > arg4)); > > I believe OpenRISC case looks the same.
Thanks for looking into it. I just sent a patch that adds preprocessing to openat, and seems to clear the issue for both aarch64 and OpenRISC. Riku > > On 05.08.2014 15:47, Riku Voipio wrote: > >Hi, > > > >On Tue, Aug 05, 2014 at 03:10:07PM +0400, Mikhail Ilyin wrote: > >>Build /proc/self/maps doing a match against guest memory translation table. > >>Output only that map records which are valid for guest memory layout. > > > >This is clear improvement, for most archs. But seems aarch64, openrisc still > >leak host maps. It's not a regression, same issue before the patch. > > > >+ /home/voipio/linaro/qemu/obj/alpha-linux-user/qemu-alpha > >/home/voipio/linaro/qemu-smoke/alpha/busybox cat /proc/self/maps > >0000000120000000-00000001201cc000 r-xp 00000000 fe:00 8784862 > >/home/voipio/linaro/qemu-smoke/alpha/busybox > >00000001201dc000-00000001201e0000 rw-p 001cc000 fe:00 8784862 > >/home/voipio/linaro/qemu-smoke/alpha/busybox > >00000001201e0000-000000012020a000 rw-p 00000000 00:00 0 > >0000004000000000-0000004000002000 ---p 00000000 00:00 0 > >0000004000002000-0000004000802000 rw-p 00000000 00:00 0 > >[stack] > >+ /home/voipio/linaro/qemu/obj/arm-linux-user/qemu-arm > >/home/voipio/linaro/qemu-smoke/armel/busybox cat /proc/self/maps > >00008000-0014b000 r-xp 00000000 fe:00 8784905 > >/home/voipio/linaro/qemu-smoke/armel/busybox > >00153000-00154000 rw-p 00143000 fe:00 8784905 > >/home/voipio/linaro/qemu-smoke/armel/busybox > >00154000-0017b000 rw-p 00000000 00:00 0 > >f67ff000-f6800000 ---p 00000000 00:00 0 > >f6800000-f7000000 rw-p 00000000 00:00 0 [stack] > >+ /home/voipio/linaro/qemu/obj/aarch64-linux-user/qemu-aarch64 > >/home/voipio/linaro/qemu-smoke/arm64/busybox cat /proc/self/maps > >00400000-00572000 r-xp 00000000 fe:00 8784917 > >/home/voipio/linaro/qemu-smoke/arm64/busybox > >00572000-00581000 ---p 00000000 00:00 0 > >00581000-00584000 rw-p 00171000 fe:00 8784917 > >/home/voipio/linaro/qemu-smoke/arm64/busybox > >00584000-005ac000 rw-p 00000000 00:00 0 > >4000000000-4000001000 ---p 00000000 00:00 0 > >4000001000-4000811000 rw-p 00000000 00:00 0 > >7f38e312b000-7f38e6d2b000 rw-p 00000000 00:00 0 > >7f38e6d2b000-7f38e6d86000 r-xp 00000000 fe:00 5242918 > >/lib/x86_64-linux-gnu/libpcre.so.3.13.1 > >7f38e6d86000-7f38e6f86000 ---p 0005b000 fe:00 5242918 > >/lib/x86_64-linux-gnu/libpcre.so.3.13.1 > >7f38e6f86000-7f38e6f87000 rw-p 0005b000 fe:00 5242918 > >/lib/x86_64-linux-gnu/libpcre.so.3.13.1 > >7f38e6f87000-7f38e7126000 r-xp 00000000 fe:00 5248993 > >/lib/x86_64-linux-gnu/libc-2.19.so > >7f38e7126000-7f38e7326000 ---p 0019f000 fe:00 5248993 > >/lib/x86_64-linux-gnu/libc-2.19.so > >7f38e7326000-7f38e732a000 r--p 0019f000 fe:00 5248993 > >/lib/x86_64-linux-gnu/libc-2.19.so > >7f38e732a000-7f38e732c000 rw-p 001a3000 fe:00 5248993 > >/lib/x86_64-linux-gnu/libc-2.19.so > >7f38e732c000-7f38e7330000 rw-p 00000000 00:00 0 > >7f38e7330000-7f38e7348000 r-xp 00000000 fe:00 5247493 > >/lib/x86_64-linux-gnu/libpthread-2.19.so > >7f38e7348000-7f38e7547000 ---p 00018000 fe:00 5247493 > >/lib/x86_64-linux-gnu/libpthread-2.19.so > >7f38e7547000-7f38e7548000 r--p 00017000 fe:00 5247493 > >/lib/x86_64-linux-gnu/libpthread-2.19.so > >7f38e7548000-7f38e7549000 rw-p 00018000 fe:00 5247493 > >/lib/x86_64-linux-gnu/libpthread-2.19.so > >7f38e7549000-7f38e754d000 rw-p 00000000 00:00 0 > >7f38e754d000-7f38e7563000 r-xp 00000000 fe:00 5242894 > >/lib/x86_64-linux-gnu/libgcc_s.so.1 > >7f38e7563000-7f38e7762000 ---p 00016000 fe:00 5242894 > >/lib/x86_64-linux-gnu/libgcc_s.so.1 > >7f38e7762000-7f38e7763000 rw-p 00015000 fe:00 5242894 > >/lib/x86_64-linux-gnu/libgcc_s.so.1 > >7f38e7763000-7f38e7863000 r-xp 00000000 fe:00 5248997 > >/lib/x86_64-linux-gnu/libm-2.19.so > >7f38e7863000-7f38e7a62000 ---p 00100000 fe:00 5248997 > >/lib/x86_64-linux-gnu/libm-2.19.so > >7f38e7a62000-7f38e7a63000 r--p 000ff000 fe:00 5248997 > >/lib/x86_64-linux-gnu/libm-2.19.so > >7f38e7a63000-7f38e7a64000 rw-p 00100000 fe:00 5248997 > >/lib/x86_64-linux-gnu/libm-2.19.so > >7f38e7a64000-7f38e7b50000 r-xp 00000000 fe:00 5111819 > >/usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.20 > >7f38e7b50000-7f38e7d50000 ---p 000ec000 fe:00 5111819 > >/usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.20 > >7f38e7d50000-7f38e7d58000 r--p 000ec000 fe:00 5111819 > >/usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.20 > >7f38e7d58000-7f38e7d5a000 rw-p 000f4000 fe:00 5111819 > >/usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.20 > >7f38e7d5a000-7f38e7d6f000 rw-p 00000000 00:00 0 > >7f38e7d6f000-7f38e7d76000 r-xp 00000000 fe:00 5249008 > >/lib/x86_64-linux-gnu/librt-2.19.so > >7f38e7d76000-7f38e7f75000 ---p 00007000 fe:00 5249008 > >/lib/x86_64-linux-gnu/librt-2.19.so > >7f38e7f75000-7f38e7f76000 r--p 00006000 fe:00 5249008 > >/lib/x86_64-linux-gnu/librt-2.19.so > >7f38e7f76000-7f38e7f77000 rw-p 00007000 fe:00 5249008 > >/lib/x86_64-linux-gnu/librt-2.19.so > >7f38e7f77000-7f38e7f8e000 r-xp 00000000 fe:00 5242967 > >/lib/x86_64-linux-gnu/libz.so.1.2.8 > >7f38e7f8e000-7f38e818d000 ---p 00017000 fe:00 5242967 > >/lib/x86_64-linux-gnu/libz.so.1.2.8 > >7f38e818d000-7f38e818e000 r--p 00016000 fe:00 5242967 > >/lib/x86_64-linux-gnu/libz.so.1.2.8 > >7f38e818e000-7f38e818f000 rw-p 00017000 fe:00 5242967 > >/lib/x86_64-linux-gnu/libz.so.1.2.8 > >7f38e818f000-7f38e8295000 r-xp 00000000 fe:00 5247512 > >/lib/x86_64-linux-gnu/libglib-2.0.so.0.4000.0 > >7f38e8295000-7f38e8494000 ---p 00106000 fe:00 5247512 > >/lib/x86_64-linux-gnu/libglib-2.0.so.0.4000.0 > >7f38e8494000-7f38e8495000 r--p 00105000 fe:00 5247512 > >/lib/x86_64-linux-gnu/libglib-2.0.so.0.4000.0 > >7f38e8495000-7f38e8496000 rw-p 00106000 fe:00 5247512 > >/lib/x86_64-linux-gnu/libglib-2.0.so.0.4000.0 > >7f38e8496000-7f38e8497000 rw-p 00000000 00:00 0 > >7f38e8497000-7f38e8498000 r-xp 00000000 fe:00 5119090 > >/usr/lib/x86_64-linux-gnu/libgthread-2.0.so.0.4000.0 > >7f38e8498000-7f38e8697000 ---p 00001000 fe:00 5119090 > >/usr/lib/x86_64-linux-gnu/libgthread-2.0.so.0.4000.0 > >7f38e8697000-7f38e8698000 r--p 00000000 fe:00 5119090 > >/usr/lib/x86_64-linux-gnu/libgthread-2.0.so.0.4000.0 > >7f38e8698000-7f38e8699000 rw-p 00001000 fe:00 5119090 > >/usr/lib/x86_64-linux-gnu/libgthread-2.0.so.0.4000.0 > >7f38e8699000-7f38e86b9000 r-xp 00000000 fe:00 5248990 > >/lib/x86_64-linux-gnu/ld-2.19.so > >7f38e885a000-7f38e88a1000 rw-p 00000000 00:00 0 > >7f38e88a7000-7f38e88b9000 rw-p 00000000 00:00 0 > >7f38e88b9000-7f38e88ba000 r--p 00020000 fe:00 5248990 > >/lib/x86_64-linux-gnu/ld-2.19.so > >7f38e88ba000-7f38e88bb000 rw-p 00021000 fe:00 5248990 > >/lib/x86_64-linux-gnu/ld-2.19.so > >7f38e88bb000-7f38e88bc000 rw-p 00000000 00:00 0 > >7f38e88bc000-7f38e8a40000 r-xp 00000000 fe:00 8791249 > >/home/voipio/linaro/qemu/obj/aarch64-linux-user/qemu-aarch64 > >7f38e8c3f000-7f38e8c7a000 r--p 00183000 fe:00 8791249 > >/home/voipio/linaro/qemu/obj/aarch64-linux-user/qemu-aarch64 > >7f38e8c7a000-7f38e8c81000 rw-p 001be000 fe:00 8791249 > >/home/voipio/linaro/qemu/obj/aarch64-linux-user/qemu-aarch64 > >7f38e8c81000-7f38e8cd6000 rw-p 00000000 00:00 0 > >7f38e8cd6000-7f38eacd7000 rwxp 00000000 00:00 0 > >7f38eacd7000-7f38eacea000 rw-p 00000000 00:00 0 > >7f38ec1c1000-7f38ec203000 rw-p 00000000 00:00 0 > >[heap] > >7fff89d8a000-7fff89dab000 rw-p 00000000 00:00 0 > >[stack] > >7fff89db5000-7fff89db7000 r-xp 00000000 00:00 0 > >[vdso] > >ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 > >[vsyscall] > >+ /home/voipio/linaro/qemu/obj/armeb-linux-user/qemu-armeb > >/home/voipio/linaro/qemu-smoke/armeb/busybox cat /proc/self/maps > >00008000-000be000 r-xp 00000000 fe:00 8784894 > >/home/voipio/linaro/qemu-smoke/armeb/busybox > >000c5000-000c6000 rw-p 000b5000 fe:00 8784894 > >/home/voipio/linaro/qemu-smoke/armeb/busybox > >000c6000-000cc000 rw-p 00000000 00:00 0 > >f67ff000-f6800000 ---p 00000000 00:00 0 > >f6800000-f7000000 rw-p 00000000 00:00 0 [stack] > >+ /home/voipio/linaro/qemu/obj/cris-linux-user/qemu-cris > >/home/voipio/linaro/qemu-smoke/cris/busyboxv32 cat /proc/self/maps > >00080000-00230000 r-xp 00000000 fe:00 8784890 > >/home/voipio/linaro/qemu-smoke/cris/busyboxv32 > >00230000-00234000 rw-p 001ae000 fe:00 8784890 > >/home/voipio/linaro/qemu-smoke/cris/busyboxv32 > >00234000-0025e000 rw-p 00000000 00:00 0 > >f67fe000-f6800000 ---p 00000000 00:00 0 > >f6800000-f7000000 rw-p 00000000 00:00 0 [stack] > >+ /home/voipio/linaro/qemu/obj/m68k-linux-user/qemu-m68k > >/home/voipio/linaro/qemu-smoke/m68k/busybox cat /proc/self/maps > >80000000-80126000 r-xp 00000000 fe:00 8784884 > >/home/voipio/linaro/qemu-smoke/m68k/busybox > >80126000-80128000 rw-p 00124000 fe:00 8784884 > >/home/voipio/linaro/qemu-smoke/m68k/busybox > >80128000-80150000 rw-p 00000000 00:00 0 > >f67fe000-f6800000 ---p 00000000 00:00 0 > >f6800000-f7000000 rw-p 00000000 00:00 0 [stack] > >+ /home/voipio/linaro/qemu/obj/microblazeel-linux-user/qemu-microblazeel > >/home/voipio/linaro/qemu-smoke/mblzel/busybox cat /proc/self/maps > >10000000-101dc000 r-xp 00000000 fe:00 8784880 > >/home/voipio/linaro/qemu-smoke/mblzel/busybox > >101dc000-101e0000 rw-p 001dc000 fe:00 8784880 > >/home/voipio/linaro/qemu-smoke/mblzel/busybox > >101e0000-10206000 rw-p 00000000 00:00 0 > >f67ff000-f6800000 ---p 00000000 00:00 0 > >f6800000-f7000000 rw-p 00000000 00:00 0 [stack] > >+ /home/voipio/linaro/qemu/obj/microblaze-linux-user/qemu-microblaze > >/home/voipio/linaro/qemu-smoke/mblz/busybox cat /proc/self/maps > >10000000-101dd000 r-xp 00000000 fe:00 8787324 > >/home/voipio/linaro/qemu-smoke/mblz/busybox > >101dd000-101e1000 rw-p 001dd000 fe:00 8787324 > >/home/voipio/linaro/qemu-smoke/mblz/busybox > >101e1000-10207000 rw-p 00000000 00:00 0 > >f67ff000-f6800000 ---p 00000000 00:00 0 > >f6800000-f7000000 rw-p 00000000 00:00 0 [stack] > >+ /home/voipio/linaro/qemu/obj/mipsel-linux-user/qemu-mipsel > >/home/voipio/linaro/qemu-smoke/mipsel/busybox cat /proc/self/maps > >00400000-005a3000 r-xp 00000000 fe:00 8784898 > >/home/voipio/linaro/qemu-smoke/mipsel/busybox > >005b3000-005bc000 rw-p 001a3000 fe:00 8784898 > >/home/voipio/linaro/qemu-smoke/mipsel/busybox > >005bc000-005e2000 rw-p 00000000 00:00 0 > >767ff000-76800000 ---p 00000000 00:00 0 > >76800000-77000000 rw-p 00000000 00:00 0 [stack] > >+ /home/voipio/linaro/qemu/obj/mips-linux-user/qemu-mips > >/home/voipio/linaro/qemu-smoke/mips/busybox cat /proc/self/maps > >00400000-005a2000 r-xp 00000000 fe:00 8784907 > >/home/voipio/linaro/qemu-smoke/mips/busybox > >005b2000-005bb000 rw-p 001a2000 fe:00 8784907 > >/home/voipio/linaro/qemu-smoke/mips/busybox > >005bb000-005e1000 rw-p 00000000 00:00 0 > >767ff000-76800000 ---p 00000000 00:00 0 > >76800000-77000000 rw-p 00000000 00:00 0 [stack] > >+ /home/voipio/linaro/qemu/obj/mips64el-linux-user/qemu-mips64el > >/home/voipio/linaro/qemu-smoke/mips64el/busybox cat /proc/self/maps > >0000000120000000-00000001200eb000 r-xp 00000000 fe:00 8784909 > >/home/voipio/linaro/qemu-smoke/mips64el/busybox > >00000001200fb000-0000000120100000 rw-p 000eb000 fe:00 8784909 > >/home/voipio/linaro/qemu-smoke/mips64el/busybox > >0000000120100000-0000000120107000 rw-p 00000000 00:00 0 > >0000004000000000-0000004000001000 ---p 00000000 00:00 0 > >0000004000001000-0000004000801000 rw-p 00000000 00:00 0 > >[stack] > >+ /home/voipio/linaro/qemu/obj/mips64-linux-user/qemu-mips64 > >/home/voipio/linaro/qemu-smoke/mips64/busybox cat /proc/self/maps > >0000000120000000-00000001200eb000 r-xp 00000000 fe:00 8784896 > >/home/voipio/linaro/qemu-smoke/mips64/busybox > >00000001200fb000-0000000120100000 rw-p 000eb000 fe:00 8784896 > >/home/voipio/linaro/qemu-smoke/mips64/busybox > >0000000120100000-0000000120107000 rw-p 00000000 00:00 0 > >0000004000000000-0000004000001000 ---p 00000000 00:00 0 > >0000004000001000-0000004000801000 rw-p 00000000 00:00 0 > >[stack] > >+ /home/voipio/linaro/qemu/obj/or32-linux-user/qemu-or32 > >/home/voipio/linaro/qemu-smoke/or32/busybox cat /proc/self/maps > >7fe12b32f000-7fe12b330000 ---p 00000000 00:00 0 > >7fe12b330000-7fe12b47e000 r-xp 00002000 fe:00 8784874 > >/home/voipio/linaro/qemu-smoke/or32/busybox > >7fe12b47e000-7fe12b484000 rw-p 00000000 00:00 0 > >7fe12b484000-7fe221b2e000 ---p 00000000 00:00 0 > >7fe221b2e000-7fe221b30000 ---p 00000000 00:00 0 > >7fe221b30000-7fe222330000 rw-p 00000000 00:00 0 > >7fe222330000-7fe222331000 ---p 00000000 00:00 0 > >7fe222331000-7fe225731000 rw-p 00000000 00:00 0 > >7fe225731000-7fe22578c000 r-xp 00000000 fe:00 5242918 > >/lib/x86_64-linux-gnu/libpcre.so.3.13.1 > >7fe22578c000-7fe22598c000 ---p 0005b000 fe:00 5242918 > >/lib/x86_64-linux-gnu/libpcre.so.3.13.1 > >7fe22598c000-7fe22598d000 rw-p 0005b000 fe:00 5242918 > >/lib/x86_64-linux-gnu/libpcre.so.3.13.1 > >7fe22598d000-7fe225b2c000 r-xp 00000000 fe:00 5248993 > >/lib/x86_64-linux-gnu/libc-2.19.so > >7fe225b2c000-7fe225d2c000 ---p 0019f000 fe:00 5248993 > >/lib/x86_64-linux-gnu/libc-2.19.so > >7fe225d2c000-7fe225d30000 r--p 0019f000 fe:00 5248993 > >/lib/x86_64-linux-gnu/libc-2.19.so > >7fe225d30000-7fe225d32000 rw-p 001a3000 fe:00 5248993 > >/lib/x86_64-linux-gnu/libc-2.19.so > >7fe225d32000-7fe225d36000 rw-p 00000000 00:00 0 > >7fe225d36000-7fe225d4e000 r-xp 00000000 fe:00 5247493 > >/lib/x86_64-linux-gnu/libpthread-2.19.so > >7fe225d4e000-7fe225f4d000 ---p 00018000 fe:00 5247493 > >/lib/x86_64-linux-gnu/libpthread-2.19.so > >7fe225f4d000-7fe225f4e000 r--p 00017000 fe:00 5247493 > >/lib/x86_64-linux-gnu/libpthread-2.19.so > >7fe225f4e000-7fe225f4f000 rw-p 00018000 fe:00 5247493 > >/lib/x86_64-linux-gnu/libpthread-2.19.so > >7fe225f4f000-7fe225f53000 rw-p 00000000 00:00 0 > >7fe225f53000-7fe225f69000 r-xp 00000000 fe:00 5242894 > >/lib/x86_64-linux-gnu/libgcc_s.so.1 > >7fe225f69000-7fe226168000 ---p 00016000 fe:00 5242894 > >/lib/x86_64-linux-gnu/libgcc_s.so.1 > >7fe226168000-7fe226169000 rw-p 00015000 fe:00 5242894 > >/lib/x86_64-linux-gnu/libgcc_s.so.1 > >7fe226169000-7fe226269000 r-xp 00000000 fe:00 5248997 > >/lib/x86_64-linux-gnu/libm-2.19.so > >7fe226269000-7fe226468000 ---p 00100000 fe:00 5248997 > >/lib/x86_64-linux-gnu/libm-2.19.so > >7fe226468000-7fe226469000 r--p 000ff000 fe:00 5248997 > >/lib/x86_64-linux-gnu/libm-2.19.so > >7fe226469000-7fe22646a000 rw-p 00100000 fe:00 5248997 > >/lib/x86_64-linux-gnu/libm-2.19.so > >7fe22646a000-7fe226556000 r-xp 00000000 fe:00 5111819 > >/usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.20 > >7fe226556000-7fe226756000 ---p 000ec000 fe:00 5111819 > >/usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.20 > >7fe226756000-7fe22675e000 r--p 000ec000 fe:00 5111819 > >/usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.20 > >7fe22675e000-7fe226760000 rw-p 000f4000 fe:00 5111819 > >/usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.20 > >7fe226760000-7fe226775000 rw-p 00000000 00:00 0 > >7fe226775000-7fe22677c000 r-xp 00000000 fe:00 5249008 > >/lib/x86_64-linux-gnu/librt-2.19.so > >7fe22677c000-7fe22697b000 ---p 00007000 fe:00 5249008 > >/lib/x86_64-linux-gnu/librt-2.19.so > >7fe22697b000-7fe22697c000 r--p 00006000 fe:00 5249008 > >/lib/x86_64-linux-gnu/librt-2.19.so > >7fe22697c000-7fe22697d000 rw-p 00007000 fe:00 5249008 > >/lib/x86_64-linux-gnu/librt-2.19.so > >7fe22697d000-7fe226994000 r-xp 00000000 fe:00 5242967 > >/lib/x86_64-linux-gnu/libz.so.1.2.8 > >7fe226994000-7fe226b93000 ---p 00017000 fe:00 5242967 > >/lib/x86_64-linux-gnu/libz.so.1.2.8 > >7fe226b93000-7fe226b94000 r--p 00016000 fe:00 5242967 > >/lib/x86_64-linux-gnu/libz.so.1.2.8 > >7fe226b94000-7fe226b95000 rw-p 00017000 fe:00 5242967 > >/lib/x86_64-linux-gnu/libz.so.1.2.8 > >7fe226b95000-7fe226c9b000 r-xp 00000000 fe:00 5247512 > >/lib/x86_64-linux-gnu/libglib-2.0.so.0.4000.0 > >7fe226c9b000-7fe226e9a000 ---p 00106000 fe:00 5247512 > >/lib/x86_64-linux-gnu/libglib-2.0.so.0.4000.0 > >7fe226e9a000-7fe226e9b000 r--p 00105000 fe:00 5247512 > >/lib/x86_64-linux-gnu/libglib-2.0.so.0.4000.0 > >7fe226e9b000-7fe226e9c000 rw-p 00106000 fe:00 5247512 > >/lib/x86_64-linux-gnu/libglib-2.0.so.0.4000.0 > >7fe226e9c000-7fe226e9d000 rw-p 00000000 00:00 0 > >7fe226e9d000-7fe226e9e000 r-xp 00000000 fe:00 5119090 > >/usr/lib/x86_64-linux-gnu/libgthread-2.0.so.0.4000.0 > >7fe226e9e000-7fe22709d000 ---p 00001000 fe:00 5119090 > >/usr/lib/x86_64-linux-gnu/libgthread-2.0.so.0.4000.0 > >7fe22709d000-7fe22709e000 r--p 00000000 fe:00 5119090 > >/usr/lib/x86_64-linux-gnu/libgthread-2.0.so.0.4000.0 > >7fe22709e000-7fe22709f000 rw-p 00001000 fe:00 5119090 > >/usr/lib/x86_64-linux-gnu/libgthread-2.0.so.0.4000.0 > >7fe22709f000-7fe2270bf000 r-xp 00000000 fe:00 5248990 > >/lib/x86_64-linux-gnu/ld-2.19.so > >7fe227272000-7fe2272a7000 rw-p 00000000 00:00 0 > >7fe2272ad000-7fe2272bf000 rw-p 00000000 00:00 0 > >7fe2272bf000-7fe2272c0000 r--p 00020000 fe:00 5248990 > >/lib/x86_64-linux-gnu/ld-2.19.so > >7fe2272c0000-7fe2272c1000 rw-p 00021000 fe:00 5248990 > >/lib/x86_64-linux-gnu/ld-2.19.so > >7fe2272c1000-7fe2272c2000 rw-p 00000000 00:00 0 > >7fe2272c2000-7fe227397000 r-xp 00000000 fe:00 8782511 > >/home/voipio/linaro/qemu/obj/or32-linux-user/qemu-or32 > >7fe227596000-7fe2275be000 r--p 000d4000 fe:00 8782511 > >/home/voipio/linaro/qemu/obj/or32-linux-user/qemu-or32 > >7fe2275be000-7fe2275c5000 rw-p 000fc000 fe:00 8782511 > >/home/voipio/linaro/qemu/obj/or32-linux-user/qemu-or32 > >7fe2275c5000-7fe227619000 rw-p 00000000 00:00 0 > >7fe227619000-7fe22961a000 rwxp 00000000 00:00 0 > >7fe22961a000-7fe229625000 rw-p 00000000 00:00 0 > >7fe2297dd000-7fe2297fe000 rw-p 00000000 00:00 0 > >[heap] > >7fff48b01000-7fff48b22000 rw-p 00000000 00:00 0 > >[stack] > >7fff48bfe000-7fff48c00000 r-xp 00000000 00:00 0 > >[vdso] > >ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 > >[vsyscall] > >+ /home/voipio/linaro/qemu/obj/ppc-linux-user/qemu-ppc > >/home/voipio/linaro/qemu-smoke/powerpc/busybox cat /proc/self/maps > >10000000-1016d000 r-xp 00000000 fe:00 8787322 > >/home/voipio/linaro/qemu-smoke/powerpc/busybox > >1017d000-1017e000 rw-p 0016d000 fe:00 8787322 > >/home/voipio/linaro/qemu-smoke/powerpc/busybox > >1017e000-101a5000 rw-p 00000000 00:00 0 > >f67ff000-f6800000 ---p 00000000 00:00 0 > >f6800000-f7000000 rw-p 00000000 00:00 0 [stack] > >+ /home/voipio/linaro/qemu/obj/ppc64-linux-user/qemu-ppc64 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox cat /proc/self/maps > >0000000010000000-0000000010004000 r-xp 00000000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >0000000010004000-0000000010013000 rwxp 00004000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >0000000010013000-0000000010015000 r-xp 00013000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >0000000010015000-0000000010016000 rwxp 00015000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >0000000010016000-0000000010018000 r-xp 00016000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >0000000010018000-0000000010019000 rwxp 00018000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >0000000010019000-000000001001a000 r-xp 00019000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001001a000-000000001001b000 rwxp 0001a000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001001b000-000000001001c000 r-xp 0001b000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001001c000-000000001002b000 rwxp 0001c000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001002b000-000000001002c000 r-xp 0002b000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001002c000-0000000010030000 rwxp 0002c000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >0000000010030000-0000000010033000 r-xp 00030000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >0000000010033000-0000000010048000 rwxp 00033000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >0000000010048000-0000000010049000 r-xp 00048000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >0000000010049000-000000001004a000 rwxp 00049000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001004a000-000000001004b000 r-xp 0004a000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001004b000-000000001004d000 rwxp 0004b000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001004d000-000000001004e000 r-xp 0004d000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001004e000-000000001004f000 rwxp 0004e000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001004f000-0000000010050000 r-xp 0004f000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >0000000010050000-000000001006a000 rwxp 00050000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001006a000-000000001006d000 r-xp 0006a000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001006d000-000000001007d000 rwxp 0006d000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001007d000-000000001007e000 r-xp 0007d000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001007e000-00000000100a0000 rwxp 0007e000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >00000000100a0000-00000000100a1000 r-xp 000a0000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >00000000100a1000-00000000100bc000 rwxp 000a1000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >00000000100bc000-00000000100c0000 r-xp 000bc000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >00000000100c0000-000000001013a000 rwxp 000c0000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001013a000-000000001013b000 r-xp 0013a000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001013b000-000000001016d000 rwxp 0013b000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001016d000-000000001016e000 r-xp 0016d000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001016e000-000000001017c000 rwxp 0016e000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001017c000-000000001017d000 r-xp 0017c000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001017d000-000000001017e000 rwxp 0017d000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >000000001017e000-0000000010181000 r-xp 0017e000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >0000000010181000-0000000010186000 rwxp 00181000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >0000000010186000-0000000010188000 r-xp 00186000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >0000000010188000-00000000101f0000 rwxp 00188000 fe:00 8784886 > >/home/voipio/linaro/qemu-smoke/ppc64/busybox > >00000000101f0000-00000000101f7000 rwxp 00000000 00:00 0 > >00000000101f7000-0000000010219000 rw-p 00000000 00:00 0 > >0000004000000000-0000004000001000 ---p 00000000 00:00 0 > >0000004000001000-0000004000801000 rw-p 00000000 00:00 0 > >[stack] > >+ /home/voipio/linaro/qemu/obj/ppc64abi32-linux-user/qemu-ppc64abi32 > >/home/voipio/linaro/qemu-smoke/powerpc/busybox cat /proc/self/maps > >10000000-1016d000 r-xp 00000000 fe:00 8787322 > >/home/voipio/linaro/qemu-smoke/powerpc/busybox > >1017d000-1017e000 rw-p 0016d000 fe:00 8787322 > >/home/voipio/linaro/qemu-smoke/powerpc/busybox > >1017e000-101a5000 rw-p 00000000 00:00 0 > >40000000-40001000 ---p 00000000 00:00 0 > >40001000-40801000 rw-p 00000000 00:00 0 [stack] > >+ /home/voipio/linaro/qemu/obj/sh4-linux-user/qemu-sh4 > >/home/voipio/linaro/qemu-smoke/sh4/busybox cat /proc/self/maps > >00400000-00548000 r-xp 00000000 fe:00 8784878 > >/home/voipio/linaro/qemu-smoke/sh4/busybox > >00557000-00559000 rw-p 00147000 fe:00 8784878 > >/home/voipio/linaro/qemu-smoke/sh4/busybox > >00559000-0057f000 rw-p 00000000 00:00 0 > >f67ff000-f6800000 ---p 00000000 00:00 0 > >f6800000-f7000000 rw-p 00000000 00:00 0 [stack] > >+ /home/voipio/linaro/qemu/obj/sh4eb-linux-user/qemu-sh4eb > >/home/voipio/linaro/qemu-smoke/sh4eb/busybox cat /proc/self/maps > >00400000-004ab000 r-xp 00000000 fe:00 8784903 > >/home/voipio/linaro/qemu-smoke/sh4eb/busybox > >004ba000-004bb000 rw-p 000aa000 fe:00 8784903 > >/home/voipio/linaro/qemu-smoke/sh4eb/busybox > >004bb000-004c1000 rw-p 00000000 00:00 0 > >f67ff000-f6800000 ---p 00000000 00:00 0 > >f6800000-f7000000 rw-p 00000000 00:00 0 [stack] > >+ /home/voipio/linaro/qemu/obj/s390x-linux-user/qemu-s390x > >/home/voipio/linaro/qemu-smoke/s390x/busybox cat /proc/self/maps > >0000000080000000-0000000080233000 r-xp 00000000 fe:00 8784870 > >/home/voipio/linaro/qemu-smoke/s390x/busybox > >0000000080233000-0000000080235000 rw-p 00232000 fe:00 8784870 > >/home/voipio/linaro/qemu-smoke/s390x/busybox > >0000000080235000-000000008025e000 rw-p 00000000 00:00 0 > >0000004000000000-0000004000001000 ---p 00000000 00:00 0 > >0000004000001000-0000004000801000 rw-p 00000000 00:00 0 > >[stack] > >+ /home/voipio/linaro/qemu/obj/sparc64-linux-user/qemu-sparc64 > >/home/voipio/linaro/qemu-smoke/sparc64/busybox cat /proc/self/maps > >0000000000100000-0000000000266000 r-xp 00000000 fe:00 8784872 > >/home/voipio/linaro/qemu-smoke/sparc64/busybox > >0000000000364000-0000000000366000 rw-p 00164000 fe:00 8784872 > >/home/voipio/linaro/qemu-smoke/sparc64/busybox > >0000000000366000-0000000000390000 rw-p 00000000 00:00 0 > >0000004000000000-0000004000002000 ---p 00000000 00:00 0 > >0000004000002000-0000004000802000 rw-p 00000000 00:00 0 > >[stack] > >+ /home/voipio/linaro/qemu/obj/sparc32plus-linux-user/qemu-sparc32plus > >/home/voipio/linaro/qemu-smoke/sparc/busybox cat /proc/self/maps > >00010000-0017a000 r-xp 00000000 fe:00 8784864 > >/home/voipio/linaro/qemu-smoke/sparc/busybox > >00188000-00189000 rw-p 00168000 fe:00 8784864 > >/home/voipio/linaro/qemu-smoke/sparc/busybox > >00189000-001b2000 rw-p 00000000 00:00 0 > >40000000-40002000 ---p 00000000 00:00 0 > >40002000-40802000 rw-p 00000000 00:00 0 [stack] > >+ /home/voipio/linaro/qemu/obj/i386-linux-user/qemu-i386 > >/home/voipio/linaro/qemu-smoke/i386/busybox cat /proc/self/maps > >08048000-0817d000 r-xp 00000000 fe:00 8784913 > >/home/voipio/linaro/qemu-smoke/i386/busybox > >0817d000-0817f000 rw-p 00134000 fe:00 8784913 > >/home/voipio/linaro/qemu-smoke/i386/busybox > >0817f000-081a5000 rw-p 00000000 00:00 0 > >f67fd000-f67ff000 rw-p 00000000 00:00 0 > >f67ff000-f6800000 ---p 00000000 00:00 0 > >f6800000-f7000000 rw-p 00000000 00:00 0 [stack] > >+ /home/voipio/linaro/qemu/obj/x86_64-linux-user/qemu-x86_64 > >/home/voipio/linaro/qemu-smoke/amd64/busybox cat /proc/self/maps > >0000000000400000-0000000000572000 r-xp 00000000 fe:00 8787320 > >/home/voipio/linaro/qemu-smoke/amd64/busybox > >0000000000772000-0000000000774000 rw-p 00172000 fe:00 8787320 > >/home/voipio/linaro/qemu-smoke/amd64/busybox > >0000000000774000-000000000079d000 rw-p 00000000 00:00 0 > >0000004000000000-0000004000001000 ---p 00000000 00:00 0 > >0000004000001000-0000004000803000 rw-p 00000000 00:00 0 > >[stack] > > > > > > > >>Signed-off-by: Mikhail Ilyin <m.i...@samsung.com> > >>--- > >> include/exec/cpu-all.h | 2 ++ > >> linux-user/syscall.c | 25 ++++++++++--------------- > >> 2 files changed, 12 insertions(+), 15 deletions(-) > >> > >>diff --git a/include/exec/cpu-all.h b/include/exec/cpu-all.h > >>index f91581f..f9d132f 100644 > >>--- a/include/exec/cpu-all.h > >>+++ b/include/exec/cpu-all.h > >>@@ -198,6 +198,8 @@ extern unsigned long reserved_va; > >> #define RESERVED_VA 0ul > >> #endif > >> > >>+#define GUEST_ADDR_MAX (RESERVED_VA ? RESERVED_VA : \ > >>+ (1ul << TARGET_VIRT_ADDR_SPACE_BITS) - > >>1) > >> #endif > >> > >> /* page related stuff */ > >>diff --git a/linux-user/syscall.c b/linux-user/syscall.c > >>index a50229d..189a8c0 100644 > >>--- a/linux-user/syscall.c > >>+++ b/linux-user/syscall.c > >>@@ -5092,10 +5092,8 @@ static int open_self_cmdline(void *cpu_env, int fd) > >> > >> static int open_self_maps(void *cpu_env, int fd) > >> { > >>-#if defined(TARGET_ARM) || defined(TARGET_M68K) || > >>defined(TARGET_UNICORE32) > >> CPUState *cpu = ENV_GET_CPU((CPUArchState *)cpu_env); > >> TaskState *ts = cpu->opaque; > >>-#endif > >> FILE *fp; > >> char *line = NULL; > >> size_t len = 0; > >>@@ -5118,13 +5116,18 @@ static int open_self_maps(void *cpu_env, int fd) > >> if ((fields < 10) || (fields > 11)) { > >> continue; > >> } > >>- if (!strncmp(path, "[stack]", 7)) { > >>- continue; > >>- } > >>- if (h2g_valid(min) && h2g_valid(max)) { > >>+ if (h2g_valid(min)) { > >>+ int flags = page_get_flags(h2g(min)); > >>+ max = h2g_valid(max - 1) ? max : (uint64_t)g2h(GUEST_ADDR_MAX); > >>+ if (page_check_range(h2g(min), max - min, flags) == -1) { > >>+ continue; > >>+ } > >>+ if (h2g(min) == ts->info->stack_limit) { > >>+ pstrcpy(path, sizeof(path), " [stack]"); > >>+ } > >> dprintf(fd, TARGET_ABI_FMT_lx "-" TARGET_ABI_FMT_lx > >> " %c%c%c%c %08" PRIx64 " %02x:%02x %d %s%s\n", > >>- h2g(min), h2g(max), flag_r, flag_w, > >>+ h2g(min), h2g(max - 1) + 1, flag_r, flag_w, > >> flag_x, flag_p, offset, dev_maj, dev_min, inode, > >> path[0] ? " " : "", path); > >> } > >>@@ -5133,14 +5136,6 @@ static int open_self_maps(void *cpu_env, int fd) > >> free(line); > >> fclose(fp); > >> > >>-#if defined(TARGET_ARM) || defined(TARGET_M68K) || > >>defined(TARGET_UNICORE32) > >>- dprintf(fd, "%08llx-%08llx rw-p %08llx 00:00 0 [stack]\n", > >>- (unsigned long long)ts->info->stack_limit, > >>- (unsigned long long)(ts->info->start_stack + > >>- (TARGET_PAGE_SIZE - 1)) & > >>TARGET_PAGE_MASK, > >>- (unsigned long long)0); > >>-#endif > >>- > >> return 0; > >> } > >> > >>-- > >>1.9.1 > >> > >