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Diffstat (limited to 'results/classifier/118/device/1603785')
| -rw-r--r-- | results/classifier/118/device/1603785 | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/results/classifier/118/device/1603785 b/results/classifier/118/device/1603785 new file mode 100644 index 000000000..8b3973c09 --- /dev/null +++ b/results/classifier/118/device/1603785 @@ -0,0 +1,48 @@ +device: 0.823 +performance: 0.649 +semantic: 0.636 +files: 0.594 +ppc: 0.573 +network: 0.558 +graphic: 0.548 +mistranslation: 0.517 +architecture: 0.486 +user-level: 0.478 +peripherals: 0.461 +boot: 0.425 +debug: 0.380 +permissions: 0.359 +PID: 0.358 +x86: 0.314 +socket: 0.299 +i386: 0.285 +TCG: 0.271 +register: 0.250 +VMM: 0.243 +vnc: 0.207 +arm: 0.193 +risc-v: 0.188 +KVM: 0.145 +kernel: 0.125 +assembly: 0.101 +hypervisor: 0.097 +virtual: 0.033 + +trace_usb_port_attach prints junk data + +Running qemu with tracing (-D ~/qemu_trace -d trace:\*) will result in a trace file with unprintable characters. + +example: usb_port_attach bus 0, port 1, devspeed <90>l<DB>.<D8>U, portspeed full+high + +The problem is in hw/usb/bus.c usb_mask_to_str. If speedmask doesn't match any of the defined speed nothing is written to *dest and uninitialized data is printed to the log. + +This happens with a real usb device that is forwarded into the machine. + +My qemu version is 2.6.0 but it looks like the problem exists in latest git also. + +This bug is still present in current head of git; I've just sent a patch: http://patchwork.ozlabs.org/patch/1068196/ + + +Patch has been included here: +https://git.qemu.org/?p=qemu.git;a=commitdiff;h=5189e30b146ab39f9d + |