Messages in this thread | | | From | jim.cromie@gmail ... | Date | Tue, 22 Jun 2021 12:48:22 -0600 | Subject | BUG: KCSAN: data-race in vring_interrupt+ |
| |
I got this on rc7 + myhacks Im testing on virtme ( kvm + qemu + 9p )
lemme know if I can test something.
[ 18.081278] virtme-init: starting udevd Starting version v248.3-1.fc34 [ 18.763364] virtme-init: triggering udev coldplug [ 18.893238] ================================================================== [ 18.894240] BUG: KCSAN: data-race in vring_interrupt+0xf7/0x130 [ 18.895108] [ 18.895334] race at unknown origin, with read to 0xffff888005ca5942 of 2 bytes by interrupt on cpu 0: [ 18.896791] vring_interrupt+0xf7/0x130 [ 18.897389] __handle_irq_event_percpu+0x64/0x260 [ 18.898218] handle_irq_event+0x93/0x120 [ 18.898883] handle_edge_irq+0x123/0x400 [ 18.899550] __common_interrupt+0x3e/0xa0 [ 18.900204] common_interrupt+0x7e/0xa0 [ 18.900844] asm_common_interrupt+0x1e/0x40 [ 18.901625] native_safe_halt+0xe/0x10 [ 18.902180] default_idle+0xa/0x10 [ 18.902808] default_idle_call+0x38/0xc0 [ 18.903439] do_idle+0x1e7/0x270 [ 18.903972] cpu_startup_entry+0x19/0x20 [ 18.904717] rest_init+0xd0/0xd2 [ 18.905443] arch_call_rest_init+0xa/0x11 [ 18.906125] start_kernel+0xacb/0xadd [ 18.906681] secondary_startup_64_no_verify+0xc2/0xcb [ 18.907392] [ 18.907624] Reported by Kernel Concurrency Sanitizer on: [ 18.908440] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.13.0-rc7-dd7i-00038-g4e27591489f1-dirty #124 [ 18.910025] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.14.0-3.fc34 04/01/2014 [ 18.911392] ==================================================================
| |