[Qemu-devel] [Bug 1807675] Re: qemu commit 80422b0: tcg.c crash in temp_load
** Changed in: qemu Status: Fix Committed => Fix Released -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1807675 Title: qemu commit 80422b0: tcg.c crash in temp_load Status in QEMU: Fix Released Bug description: As discussed in #1803160 I'm opening a new ticket for the new bug. QEMU version: - qemu from git, master branch commit 80422b00196a7af4c6efb628fae0ad8b644e98af Summary: TCG crashes in i386 and x86_64 when it tries to execute some specific illegal instructions. When running full OS emulation, both the guest system and QEMU crash. $ qemu-i386 tcg_crash1.elf /home/alberto/Documents/qemu/tcg/tcg.c:2863: tcg fatal error qemu: uncaught target signal 11 (Segmentation fault) - core dumped zsh: segmentation fault (core dumped) ./qemu/build/i386-linux-user/qemu-i386 tcg_crash1.elf Invalid instructions: f0 invalid 40 inc eax a7 cmpsd dword [esi], dword ptr es:[edi] 48 dec eax Testcase: - Find ELF file attached. To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1807675/+subscriptions
[Qemu-devel] [Bug 1807675] Re: qemu commit 80422b0: tcg.c crash in temp_load
The patch from comment #3 is now in git master and will be in the 4.0 release. ** Changed in: qemu Status: In Progress => Fix Committed -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1807675 Title: qemu commit 80422b0: tcg.c crash in temp_load Status in QEMU: Fix Committed Bug description: As discussed in #1803160 I'm opening a new ticket for the new bug. QEMU version: - qemu from git, master branch commit 80422b00196a7af4c6efb628fae0ad8b644e98af Summary: TCG crashes in i386 and x86_64 when it tries to execute some specific illegal instructions. When running full OS emulation, both the guest system and QEMU crash. $ qemu-i386 tcg_crash1.elf /home/alberto/Documents/qemu/tcg/tcg.c:2863: tcg fatal error qemu: uncaught target signal 11 (Segmentation fault) - core dumped zsh: segmentation fault (core dumped) ./qemu/build/i386-linux-user/qemu-i386 tcg_crash1.elf Invalid instructions: f0 invalid 40 inc eax a7 cmpsd dword [esi], dword ptr es:[edi] 48 dec eax Testcase: - Find ELF file attached. To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1807675/+subscriptions
[Qemu-devel] [Bug 1807675] Re: qemu commit 80422b0: tcg.c crash in temp_load
I've sent patch https://patchwork.ozlabs.org/patch/1068003/ to the list which fixes this. (There might be other failures to check for bogus LOCK prefixes elsewhere, though.) ** Changed in: qemu Status: Confirmed => In Progress -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1807675 Title: qemu commit 80422b0: tcg.c crash in temp_load Status in QEMU: In Progress Bug description: As discussed in #1803160 I'm opening a new ticket for the new bug. QEMU version: - qemu from git, master branch commit 80422b00196a7af4c6efb628fae0ad8b644e98af Summary: TCG crashes in i386 and x86_64 when it tries to execute some specific illegal instructions. When running full OS emulation, both the guest system and QEMU crash. $ qemu-i386 tcg_crash1.elf /home/alberto/Documents/qemu/tcg/tcg.c:2863: tcg fatal error qemu: uncaught target signal 11 (Segmentation fault) - core dumped zsh: segmentation fault (core dumped) ./qemu/build/i386-linux-user/qemu-i386 tcg_crash1.elf Invalid instructions: f0 invalid 40 inc eax a7 cmpsd dword [esi], dword ptr es:[edi] 48 dec eax Testcase: - Find ELF file attached. To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1807675/+subscriptions
[Qemu-devel] [Bug 1807675] Re: qemu commit 80422b0: tcg.c crash in temp_load
(Still repros as of commit d37bfe142382fa82585.) ** Changed in: qemu Status: New => Confirmed -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1807675 Title: qemu commit 80422b0: tcg.c crash in temp_load Status in QEMU: Confirmed Bug description: As discussed in #1803160 I'm opening a new ticket for the new bug. QEMU version: - qemu from git, master branch commit 80422b00196a7af4c6efb628fae0ad8b644e98af Summary: TCG crashes in i386 and x86_64 when it tries to execute some specific illegal instructions. When running full OS emulation, both the guest system and QEMU crash. $ qemu-i386 tcg_crash1.elf /home/alberto/Documents/qemu/tcg/tcg.c:2863: tcg fatal error qemu: uncaught target signal 11 (Segmentation fault) - core dumped zsh: segmentation fault (core dumped) ./qemu/build/i386-linux-user/qemu-i386 tcg_crash1.elf Invalid instructions: f0 invalid 40 inc eax a7 cmpsd dword [esi], dword ptr es:[edi] 48 dec eax Testcase: - Find ELF file attached. To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1807675/+subscriptions
