* Re: [Qemu-devel] Bug#919921: qemu-user Linux ELF loader fails to handle pure BSS segments [not found] <154800690066.11444.6761064786302350654.reportbug@deadeye.wl.decadent.org.uk> @ 2019-01-22 5:43 ` Michael Tokarev 2019-01-22 9:39 ` Philippe Mathieu-Daudé 0 siblings, 1 reply; 5+ messages in thread From: Michael Tokarev @ 2019-01-22 5:43 UTC (permalink / raw) To: qemu-devel, 919921 Forwarding to qemu-devel@ http://bugs.debian.org/919921 Thanks! 20.01.2019 20:55, Ben Hutchings wrote: > Package: qemu-user > Version: 1:3.1+dfsg-2 > Severity: normal > Tags: patch > > I've been building and testing klibc across many architectures using > qemu-user, and I found that qemu-user fails to load a few programs on > a few architectures, reporting an EINVAL error code. Here's the > "readelf -l" output for one such program: > > Elf file type is EXEC (Executable file) > Entry point 0x10000100 > There are 5 program headers, starting at offset 52 > > Program Headers: > Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align > PHDR 0x000034 0x10000034 0x10000034 0x000a0 0x000a0 R 0x4 > INTERP 0x0000d4 0x100000d4 0x100000d4 0x0002a 0x0002a R 0x1 > [Requesting program interpreter: /lib/klibc-R7FVdnsTBUFpWPgCV6FR07b-mf8.so] > LOAD 0x000000 0x10000000 0x10000000 0x002f8 0x002f8 R E 0x10000 > LOAD 0x010000 0x10020000 0x10020000 0x00000 0x08000 RW 0x10000 > GNU_STACK 0x000000 0x00000000 0x00000000 0x00000 0x00000 RWE 0x10 > > Section to Segment mapping: > Segment Sections... > 00 > 01 .interp > 02 .interp .text .rodata .eh_frame > 03 .bss > 04 > > The unusual feature of this program, and all the others that failed, > is that there is a LOAD segment with a file-size of 0 (i.e. only BSS, > no initialised data). load_elf_image() will try to mmap() initialised > data for this section even though there is none and a length of 0 is > invalid. > > The change that seems to fix this is to skip the mmap() in this case: > > --- a/linux-user/elfload.c > +++ b/linux-user/elfload.c > @@ -2316,11 +2316,13 @@ static void load_elf_image(const char *i > vaddr_ps = TARGET_ELF_PAGESTART(vaddr); > vaddr_len = TARGET_ELF_PAGELENGTH(eppnt->p_filesz + vaddr_po); > > - error = target_mmap(vaddr_ps, vaddr_len, > - elf_prot, MAP_PRIVATE | MAP_FIXED, > - image_fd, eppnt->p_offset - vaddr_po); > - if (error == -1) { > - goto exit_perror; > + if (vaddr_len != 0) { > + error = target_mmap(vaddr_ps, vaddr_len, > + elf_prot, MAP_PRIVATE | MAP_FIXED, > + image_fd, eppnt->p_offset - vaddr_po); > + if (error == -1) { > + goto exit_perror; > + } > } > > vaddr_ef = vaddr + eppnt->p_filesz; > --- END --- > > -- System Information: > Debian Release: buster/sid > APT prefers unstable-debug > APT policy: (500, 'unstable-debug'), (500, 'stable-updates'), (500, 'unstable'), (500, 'testing'), (500, 'stable'), (1, 'experimental') > Architecture: amd64 (x86_64) > Foreign Architectures: i386 > > Kernel: Linux 4.19.0-1-amd64 (SMP w/4 CPU cores) > Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8), LANGUAGE=en_GB.UTF-8 (charmap=UTF-8) > Shell: /bin/sh linked to /bin/dash > Init: systemd (via /run/systemd/system) > LSM: AppArmor: enabled > > Versions of packages qemu-user depends on: > ii libc6 2.28-3 > ii libcapstone3 3.0.5-3 > ii libgcc1 1:8.2.0-13 > ii libglib2.0-0 2.58.1-2 > ii libstdc++6 8.2.0-13 > ii zlib1g 1:1.2.11.dfsg-1 > > Versions of packages qemu-user recommends: > ii qemu-user-static [qemu-user-binfmt] 1:3.1+dfsg-2 > > Versions of packages qemu-user suggests: > ii sudo 1.8.26-2 > > -- no debconf information > ^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [Qemu-devel] Bug#919921: qemu-user Linux ELF loader fails to handle pure BSS segments 2019-01-22 5:43 ` [Qemu-devel] Bug#919921: qemu-user Linux ELF loader fails to handle pure BSS segments Michael Tokarev @ 2019-01-22 9:39 ` Philippe Mathieu-Daudé 2019-01-23 5:31 ` Richard Henderson 0 siblings, 1 reply; 5+ messages in thread From: Philippe Mathieu-Daudé @ 2019-01-22 9:39 UTC (permalink / raw) To: Michael Tokarev, 919921, Richard Henderson, Laurent Vivier, Ben Hutchings Cc: qemu-devel Hi Ben, On 1/22/19 6:43 AM, Michael Tokarev wrote: > Forwarding to qemu-devel@ > http://bugs.debian.org/919921 > > Thanks! > > 20.01.2019 20:55, Ben Hutchings wrote: >> Package: qemu-user >> Version: 1:3.1+dfsg-2 >> Severity: normal >> Tags: patch >> >> I've been building and testing klibc across many architectures using >> qemu-user, and I found that qemu-user fails to load a few programs on >> a few architectures, reporting an EINVAL error code. Here's the >> "readelf -l" output for one such program: >> >> Elf file type is EXEC (Executable file) >> Entry point 0x10000100 >> There are 5 program headers, starting at offset 52 >> Program Headers: >> Type Offset VirtAddr PhysAddr FileSiz MemSiz >> Flg Align >> PHDR 0x000034 0x10000034 0x10000034 0x000a0 0x000a0 >> R 0x4 >> INTERP 0x0000d4 0x100000d4 0x100000d4 0x0002a 0x0002a >> R 0x1 >> [Requesting program interpreter: >> /lib/klibc-R7FVdnsTBUFpWPgCV6FR07b-mf8.so] >> LOAD 0x000000 0x10000000 0x10000000 0x002f8 0x002f8 R >> E 0x10000 >> LOAD 0x010000 0x10020000 0x10020000 0x00000 0x08000 >> RW 0x10000 >> GNU_STACK 0x000000 0x00000000 0x00000000 0x00000 0x00000 >> RWE 0x10 >> Section to Segment mapping: >> Segment Sections... >> 00 >> 01 .interp >> 02 .interp .text .rodata .eh_frame >> 03 .bss >> 04 >> >> The unusual feature of this program, and all the others that failed, >> is that there is a LOAD segment with a file-size of 0 (i.e. only BSS, >> no initialised data). load_elf_image() will try to mmap() initialised >> data for this section even though there is none and a length of 0 is >> invalid. >> >> The change that seems to fix this is to skip the mmap() in this case: >> >> --- a/linux-user/elfload.c >> +++ b/linux-user/elfload.c >> @@ -2316,11 +2316,13 @@ static void load_elf_image(const char *i >> vaddr_ps = TARGET_ELF_PAGESTART(vaddr); >> vaddr_len = TARGET_ELF_PAGELENGTH(eppnt->p_filesz + >> vaddr_po); >> - error = target_mmap(vaddr_ps, vaddr_len, >> - elf_prot, MAP_PRIVATE | MAP_FIXED, >> - image_fd, eppnt->p_offset - vaddr_po); >> - if (error == -1) { >> - goto exit_perror; >> + if (vaddr_len != 0) { This is probably not the good fix, since now your process doesn't have anything mapped to use his BSS :) >> + error = target_mmap(vaddr_ps, vaddr_len, >> + elf_prot, MAP_PRIVATE | MAP_FIXED, >> + image_fd, eppnt->p_offset - >> vaddr_po); >> + if (error == -1) { >> + goto exit_perror; >> + } >> } >> vaddr_ef = vaddr + eppnt->p_filesz; >> --- END --- What about this fix instead, using the segment memory size rather than the file size: -- >8 -- @@ -2314,7 +2314,7 @@ static void load_elf_image(const char *image_name, int image_fd, vaddr = load_bias + eppnt->p_vaddr; vaddr_po = TARGET_ELF_PAGEOFFSET(vaddr); vaddr_ps = TARGET_ELF_PAGESTART(vaddr); - vaddr_len = TARGET_ELF_PAGELENGTH(eppnt->p_filesz + vaddr_po); + vaddr_len = TARGET_ELF_PAGELENGTH(eppnt->p_memsz + vaddr_po); error = target_mmap(vaddr_ps, vaddr_len, elf_prot, MAP_PRIVATE | MAP_FIXED, --- >> >> -- System Information: >> Debian Release: buster/sid >> APT prefers unstable-debug >> APT policy: (500, 'unstable-debug'), (500, 'stable-updates'), (500, >> 'unstable'), (500, 'testing'), (500, 'stable'), (1, 'experimental') >> Architecture: amd64 (x86_64) >> Foreign Architectures: i386 >> >> Kernel: Linux 4.19.0-1-amd64 (SMP w/4 CPU cores) >> Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8), >> LANGUAGE=en_GB.UTF-8 (charmap=UTF-8) >> Shell: /bin/sh linked to /bin/dash >> Init: systemd (via /run/systemd/system) >> LSM: AppArmor: enabled >> >> Versions of packages qemu-user depends on: >> ii libc6 2.28-3 >> ii libcapstone3 3.0.5-3 >> ii libgcc1 1:8.2.0-13 >> ii libglib2.0-0 2.58.1-2 >> ii libstdc++6 8.2.0-13 >> ii zlib1g 1:1.2.11.dfsg-1 >> >> Versions of packages qemu-user recommends: >> ii qemu-user-static [qemu-user-binfmt] 1:3.1+dfsg-2 >> >> Versions of packages qemu-user suggests: >> ii sudo 1.8.26-2 >> >> -- no debconf information >> > ^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [Qemu-devel] Bug#919921: qemu-user Linux ELF loader fails to handle pure BSS segments 2019-01-22 9:39 ` Philippe Mathieu-Daudé @ 2019-01-23 5:31 ` Richard Henderson 2019-10-07 17:29 ` Ben Hutchings 0 siblings, 1 reply; 5+ messages in thread From: Richard Henderson @ 2019-01-23 5:31 UTC (permalink / raw) To: Philippe Mathieu-Daudé, Michael Tokarev, 919921, Laurent Vivier, Ben Hutchings Cc: qemu-devel On 1/22/19 1:39 AM, Philippe Mathieu-Daudé wrote: > Hi Ben, > > On 1/22/19 6:43 AM, Michael Tokarev wrote: >> Forwarding to qemu-devel@ >> http://bugs.debian.org/919921 >> >> Thanks! >> >> 20.01.2019 20:55, Ben Hutchings wrote: >>> Package: qemu-user >>> Version: 1:3.1+dfsg-2 >>> Severity: normal >>> Tags: patch >>> >>> I've been building and testing klibc across many architectures using >>> qemu-user, and I found that qemu-user fails to load a few programs on >>> a few architectures, reporting an EINVAL error code. Here's the >>> "readelf -l" output for one such program: >>> >>> Elf file type is EXEC (Executable file) >>> Entry point 0x10000100 >>> There are 5 program headers, starting at offset 52 >>> Program Headers: >>> Type Offset VirtAddr PhysAddr FileSiz MemSiz >>> Flg Align >>> PHDR 0x000034 0x10000034 0x10000034 0x000a0 0x000a0 >>> R 0x4 >>> INTERP 0x0000d4 0x100000d4 0x100000d4 0x0002a 0x0002a >>> R 0x1 >>> [Requesting program interpreter: >>> /lib/klibc-R7FVdnsTBUFpWPgCV6FR07b-mf8.so] >>> LOAD 0x000000 0x10000000 0x10000000 0x002f8 0x002f8 R >>> E 0x10000 >>> LOAD 0x010000 0x10020000 0x10020000 0x00000 0x08000 >>> RW 0x10000 >>> GNU_STACK 0x000000 0x00000000 0x00000000 0x00000 0x00000 >>> RWE 0x10 >>> Section to Segment mapping: >>> Segment Sections... >>> 00 >>> 01 .interp >>> 02 .interp .text .rodata .eh_frame >>> 03 .bss >>> 04 >>> >>> The unusual feature of this program, and all the others that failed, >>> is that there is a LOAD segment with a file-size of 0 (i.e. only BSS, >>> no initialised data). load_elf_image() will try to mmap() initialised >>> data for this section even though there is none and a length of 0 is >>> invalid. >>> >>> The change that seems to fix this is to skip the mmap() in this case: >>> >>> --- a/linux-user/elfload.c >>> +++ b/linux-user/elfload.c >>> @@ -2316,11 +2316,13 @@ static void load_elf_image(const char *i >>> vaddr_ps = TARGET_ELF_PAGESTART(vaddr); >>> vaddr_len = TARGET_ELF_PAGELENGTH(eppnt->p_filesz + >>> vaddr_po); >>> - error = target_mmap(vaddr_ps, vaddr_len, >>> - elf_prot, MAP_PRIVATE | MAP_FIXED, >>> - image_fd, eppnt->p_offset - vaddr_po); >>> - if (error == -1) { >>> - goto exit_perror; >>> + if (vaddr_len != 0) { > > This is probably not the good fix, since now your process doesn't have > anything mapped to use his BSS :) Not true. The mapping happens in zero_bss. > What about this fix instead, using the segment memory size rather than > the file size: > > -- >8 -- > @@ -2314,7 +2314,7 @@ static void load_elf_image(const char *image_name, > int image_fd, > vaddr = load_bias + eppnt->p_vaddr; > vaddr_po = TARGET_ELF_PAGEOFFSET(vaddr); > vaddr_ps = TARGET_ELF_PAGESTART(vaddr); > - vaddr_len = TARGET_ELF_PAGELENGTH(eppnt->p_filesz + vaddr_po); > + vaddr_len = TARGET_ELF_PAGELENGTH(eppnt->p_memsz + vaddr_po); > > error = target_mmap(vaddr_ps, vaddr_len, > elf_prot, MAP_PRIVATE | MAP_FIXED, No, there's only filesz bytes in the file. I'd expect zero_bss to map over the extra that you just mapped, but it doesn't help. r~ ^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [Qemu-devel] Bug#919921: qemu-user Linux ELF loader fails to handle pure BSS segments 2019-01-23 5:31 ` Richard Henderson @ 2019-10-07 17:29 ` Ben Hutchings 2019-10-07 17:34 ` Philippe Mathieu-Daudé 0 siblings, 1 reply; 5+ messages in thread From: Ben Hutchings @ 2019-10-07 17:29 UTC (permalink / raw) To: Richard Henderson, Philippe Mathieu-Daudé, Michael Tokarev, 919921, Laurent Vivier Cc: qemu-devel [-- Attachment #1: Type: text/plain, Size: 4155 bytes --] On Tue, 2019-01-22 at 21:31 -0800, Richard Henderson wrote: > On 1/22/19 1:39 AM, Philippe Mathieu-Daudé wrote: > > Hi Ben, > > > > On 1/22/19 6:43 AM, Michael Tokarev wrote: > > > Forwarding to qemu-devel@ > > > http://bugs.debian.org/919921 > > > > > > Thanks! > > > > > > 20.01.2019 20:55, Ben Hutchings wrote: > > > > Package: qemu-user > > > > Version: 1:3.1+dfsg-2 > > > > Severity: normal > > > > Tags: patch > > > > > > > > I've been building and testing klibc across many architectures using > > > > qemu-user, and I found that qemu-user fails to load a few programs on > > > > a few architectures, reporting an EINVAL error code. Here's the > > > > "readelf -l" output for one such program: > > > > > > > > Elf file type is EXEC (Executable file) > > > > Entry point 0x10000100 > > > > There are 5 program headers, starting at offset 52 > > > > Program Headers: > > > > Type Offset VirtAddr PhysAddr FileSiz MemSiz > > > > Flg Align > > > > PHDR 0x000034 0x10000034 0x10000034 0x000a0 0x000a0 > > > > R 0x4 > > > > INTERP 0x0000d4 0x100000d4 0x100000d4 0x0002a 0x0002a > > > > R 0x1 > > > > [Requesting program interpreter: > > > > /lib/klibc-R7FVdnsTBUFpWPgCV6FR07b-mf8.so] > > > > LOAD 0x000000 0x10000000 0x10000000 0x002f8 0x002f8 R > > > > E 0x10000 > > > > LOAD 0x010000 0x10020000 0x10020000 0x00000 0x08000 > > > > RW 0x10000 > > > > GNU_STACK 0x000000 0x00000000 0x00000000 0x00000 0x00000 > > > > RWE 0x10 > > > > Section to Segment mapping: > > > > Segment Sections... > > > > 00 > > > > 01 .interp > > > > 02 .interp .text .rodata .eh_frame > > > > 03 .bss > > > > 04 > > > > > > > > The unusual feature of this program, and all the others that failed, > > > > is that there is a LOAD segment with a file-size of 0 (i.e. only BSS, > > > > no initialised data). load_elf_image() will try to mmap() initialised > > > > data for this section even though there is none and a length of 0 is > > > > invalid. > > > > > > > > The change that seems to fix this is to skip the mmap() in this case: Is there a reason why my fix can't be applied? Do I need to open a bug report in Launchpad for this? Ben. > > > > --- a/linux-user/elfload.c > > > > +++ b/linux-user/elfload.c > > > > @@ -2316,11 +2316,13 @@ static void load_elf_image(const char *i > > > > vaddr_ps = TARGET_ELF_PAGESTART(vaddr); > > > > vaddr_len = TARGET_ELF_PAGELENGTH(eppnt->p_filesz + > > > > vaddr_po); > > > > - error = target_mmap(vaddr_ps, vaddr_len, > > > > - elf_prot, MAP_PRIVATE | MAP_FIXED, > > > > - image_fd, eppnt->p_offset - vaddr_po); > > > > - if (error == -1) { > > > > - goto exit_perror; > > > > + if (vaddr_len != 0) { > > > > This is probably not the good fix, since now your process doesn't have > > anything mapped to use his BSS :) > > Not true. The mapping happens in zero_bss. > > > What about this fix instead, using the segment memory size rather than > > the file size: > > > > -- >8 -- > > @@ -2314,7 +2314,7 @@ static void load_elf_image(const char *image_name, > > int image_fd, > > vaddr = load_bias + eppnt->p_vaddr; > > vaddr_po = TARGET_ELF_PAGEOFFSET(vaddr); > > vaddr_ps = TARGET_ELF_PAGESTART(vaddr); > > - vaddr_len = TARGET_ELF_PAGELENGTH(eppnt->p_filesz + vaddr_po); > > + vaddr_len = TARGET_ELF_PAGELENGTH(eppnt->p_memsz + vaddr_po); > > > > error = target_mmap(vaddr_ps, vaddr_len, > > elf_prot, MAP_PRIVATE | MAP_FIXED, > > No, there's only filesz bytes in the file. I'd expect zero_bss to map over the > extra that you just mapped, but it doesn't help. > > > r~ -- Ben Hutchings - Debian developer, member of kernel, installer and LTS teams [-- Attachment #2: This is a digitally signed message part --] [-- Type: application/pgp-signature, Size: 833 bytes --] ^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [Qemu-devel] Bug#919921: qemu-user Linux ELF loader fails to handle pure BSS segments 2019-10-07 17:29 ` Ben Hutchings @ 2019-10-07 17:34 ` Philippe Mathieu-Daudé 0 siblings, 0 replies; 5+ messages in thread From: Philippe Mathieu-Daudé @ 2019-10-07 17:34 UTC (permalink / raw) To: Ben Hutchings, Richard Henderson, Michael Tokarev, 919921, Laurent Vivier Cc: qemu-devel Hi Ben, On 10/7/19 7:29 PM, Ben Hutchings wrote: > On Tue, 2019-01-22 at 21:31 -0800, Richard Henderson wrote: >> On 1/22/19 1:39 AM, Philippe Mathieu-Daudé wrote: >>> Hi Ben, >>> >>> On 1/22/19 6:43 AM, Michael Tokarev wrote: >>>> Forwarding to qemu-devel@ >>>> http://bugs.debian.org/919921 >>>> >>>> Thanks! >>>> >>>> 20.01.2019 20:55, Ben Hutchings wrote: >>>>> Package: qemu-user >>>>> Version: 1:3.1+dfsg-2 >>>>> Severity: normal >>>>> Tags: patch >>>>> >>>>> I've been building and testing klibc across many architectures using >>>>> qemu-user, and I found that qemu-user fails to load a few programs on >>>>> a few architectures, reporting an EINVAL error code. Here's the >>>>> "readelf -l" output for one such program: >>>>> >>>>> Elf file type is EXEC (Executable file) >>>>> Entry point 0x10000100 >>>>> There are 5 program headers, starting at offset 52 >>>>> Program Headers: >>>>> Type Offset VirtAddr PhysAddr FileSiz MemSiz >>>>> Flg Align >>>>> PHDR 0x000034 0x10000034 0x10000034 0x000a0 0x000a0 >>>>> R 0x4 >>>>> INTERP 0x0000d4 0x100000d4 0x100000d4 0x0002a 0x0002a >>>>> R 0x1 >>>>> [Requesting program interpreter: >>>>> /lib/klibc-R7FVdnsTBUFpWPgCV6FR07b-mf8.so] >>>>> LOAD 0x000000 0x10000000 0x10000000 0x002f8 0x002f8 R >>>>> E 0x10000 >>>>> LOAD 0x010000 0x10020000 0x10020000 0x00000 0x08000 >>>>> RW 0x10000 >>>>> GNU_STACK 0x000000 0x00000000 0x00000000 0x00000 0x00000 >>>>> RWE 0x10 >>>>> Section to Segment mapping: >>>>> Segment Sections... >>>>> 00 >>>>> 01 .interp >>>>> 02 .interp .text .rodata .eh_frame >>>>> 03 .bss >>>>> 04 >>>>> >>>>> The unusual feature of this program, and all the others that failed, >>>>> is that there is a LOAD segment with a file-size of 0 (i.e. only BSS, >>>>> no initialised data). load_elf_image() will try to mmap() initialised >>>>> data for this section even though there is none and a length of 0 is >>>>> invalid. >>>>> >>>>> The change that seems to fix this is to skip the mmap() in this case: > > Is there a reason why my fix can't be applied? Do I need to open a bug > report in Launchpad for this? Simply send your patch formally to qemu-devel@nongnu.org. >>>>> --- a/linux-user/elfload.c >>>>> +++ b/linux-user/elfload.c >>>>> @@ -2316,11 +2316,13 @@ static void load_elf_image(const char *i >>>>> vaddr_ps = TARGET_ELF_PAGESTART(vaddr); >>>>> vaddr_len = TARGET_ELF_PAGELENGTH(eppnt->p_filesz + >>>>> vaddr_po); >>>>> - error = target_mmap(vaddr_ps, vaddr_len, >>>>> - elf_prot, MAP_PRIVATE | MAP_FIXED, >>>>> - image_fd, eppnt->p_offset - vaddr_po); >>>>> - if (error == -1) { >>>>> - goto exit_perror; >>>>> + if (vaddr_len != 0) { >>> >>> This is probably not the good fix, since now your process doesn't have >>> anything mapped to use his BSS :) >> >> Not true. The mapping happens in zero_bss. >> >>> What about this fix instead, using the segment memory size rather than >>> the file size: >>> >>> -- >8 -- >>> @@ -2314,7 +2314,7 @@ static void load_elf_image(const char *image_name, >>> int image_fd, >>> vaddr = load_bias + eppnt->p_vaddr; >>> vaddr_po = TARGET_ELF_PAGEOFFSET(vaddr); >>> vaddr_ps = TARGET_ELF_PAGESTART(vaddr); >>> - vaddr_len = TARGET_ELF_PAGELENGTH(eppnt->p_filesz + vaddr_po); >>> + vaddr_len = TARGET_ELF_PAGELENGTH(eppnt->p_memsz + vaddr_po); >>> >>> error = target_mmap(vaddr_ps, vaddr_len, >>> elf_prot, MAP_PRIVATE | MAP_FIXED, >> >> No, there's only filesz bytes in the file. I'd expect zero_bss to map over the >> extra that you just mapped, but it doesn't help. >> >> >> r~ ^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2019-10-07 18:21 UTC | newest] Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- [not found] <154800690066.11444.6761064786302350654.reportbug@deadeye.wl.decadent.org.uk> 2019-01-22 5:43 ` [Qemu-devel] Bug#919921: qemu-user Linux ELF loader fails to handle pure BSS segments Michael Tokarev 2019-01-22 9:39 ` Philippe Mathieu-Daudé 2019-01-23 5:31 ` Richard Henderson 2019-10-07 17:29 ` Ben Hutchings 2019-10-07 17:34 ` Philippe Mathieu-Daudé
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