diff options
Diffstat (limited to 'results/classifier/accel-gemma3:12b/vmm/2312')
| -rw-r--r-- | results/classifier/accel-gemma3:12b/vmm/2312 | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/results/classifier/accel-gemma3:12b/vmm/2312 b/results/classifier/accel-gemma3:12b/vmm/2312 new file mode 100644 index 00000000..a27ce9c7 --- /dev/null +++ b/results/classifier/accel-gemma3:12b/vmm/2312 @@ -0,0 +1,45 @@ + +hvf_vcpu_exec isv assert with qemu-xhci device +Description of problem: +Using the qemu-xhci device with HVF on darwin-aarch64 causes [this assert](https://gitlab.com/qemu-project/qemu/-/blob/master/target/arm/hvf/hvf.c#L1920) to fire. + +``` +travis@gmachine vms % cat launch.sh +#!/usr/bin/env bash + +~/sources/nixpkgs/result-qemu/bin/qemu-system-aarch64 \ + -nographic \ + -machine virt \ + -accel hvf \ + -cpu host \ + -m 16M \ + -device qemu-xhci \ + -bios ~/sources/nixpkgs/result-uboot-bin/u-boot.bin +travis@gmachine vms % ./launch.sh + + +U-Boot 2024.04 (Apr 02 2024 - 10:58:58 +0000) + +DRAM: 16 MiB (effective 16 EiB) +Assertion failed: (isv), function hvf_vcpu_exec, file ../target/arm/hvf/hvf.c, line 1920. +./launch.sh: line 10: 22295 Abort trap: 6 ~/sources/nixpkgs/result-qemu/bin/qemu-system-aarch64 -nographic -machine virt -accel hvf -cpu host -m 16M -device qemu-xhci -bios ~/sources/nixpkgs/result-uboot-bin/u-boot.bin +``` + +This is NixOS' build of u-boot 2024.04. This is also Nixpkgs' build of qemu-9.0.0; by default it contains some patches, but if I remove those and build with the unmodified release tarball there's no change in behavior. Naturally this doesn't happen with TCG and I haven't found any other (non-USB) device to cause this issue. +Steps to reproduce: +On a darwin-aarch64 machine with git and nix setup (8.2.2 is latest in Nixpkgs head, the same problem occurs with 9.0.0): + +``` +% git clone https://github.com/nixos/nixpkgs +% cd ./nixpkgs +% $(nix-build -A qemu)/bin/qemu-system-aarch64 -nographic -machine virt -accel hvf -cpu host -m 16M -device qemu-xhci -bios $(nix-build -E 'with import ./default.nix {system = "aarch64-linux";}; ubootQemuAarch64')/u-boot.bin + + +U-Boot 2024.04 (Apr 02 2024 - 10:58:58 +0000) + +DRAM: 16 MiB (effective 16 EiB) +Assertion failed: (isv), function hvf_vcpu_exec, file ../target/arm/hvf/hvf.c, line 1915. +zsh: abort $(nix-build -A qemu)/bin/qemu-system-aarch64 -nographic -machine virt -accel +``` +Additional information: +I have not yet tried other u-boot binaries. I suppose it could be u-boots fault? Eyeballing hvf.c this seems to be an unhandled case in the MMIO callback? I'm far out of my element so that could be total nonsense. |