diff for duplicates of <20200803065604.lvvplrxwc5yomwl7@sirius.home.kraxel.org> diff --git a/a/1.txt b/N1/1.txt index 2929262..15d1815 100644 --- a/a/1.txt +++ b/N1/1.txt @@ -1,4 +1,4 @@ - Hi, +Hi, > > The ASAN trace: > > ==29798==ERROR: AddressSanitizer: heap-use-after-free on address 0x60d0000050e8 at pc 0x560629814761 bp 0x7ffe916eb1e0 sp 0x7ffe916eb1d8 @@ -6,7 +6,8 @@ > > #0 0x560629814760 in virtio_gpu_ctrl_response /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:181:42 > > #4 0x56062a8f1c96 in aio_bh_poll /home/alxndr/Development/qemu/util/async.c:164:13 -> > #1 0x560629827730 in virtio_gpu_reset /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:1160:9 +> > #1 0x560629827730 in virtio_gpu_reset +/home/alxndr/Development/qemu/hw/display/virtio-gpu.c:1160:9 So it looks like the bottom half accesses stuff released by reset. @@ -31,3 +32,156 @@ index 5f0dd7c15002..18f0011b5a0a 100644 #ifdef CONFIG_VIRGL if (g->parent_obj.use_virgl_renderer) { virtio_gpu_virgl_reset(g); + +-- +You received this bug notification because you are a member of qemu- +devel-ml, which is subscribed to QEMU. +https://bugs.launchpad.net/bugs/1888606 + +Title: + Heap-use-after-free in virtio_gpu_ctrl_response + +Status in QEMU: + New + +Bug description: + Hello, + Here is a reproducer (build with --enable-sanitizers): + cat << EOF | ./i386-softmmu/qemu-system-i386 -nographic -M pc -nodefaults -m 512M -device virtio-vga -qtest stdio + outl 0xcf8 0x80001018 + outl 0xcfc 0xe0800000 + outl 0xcf8 0x80001020 + outl 0xcf8 0x80001004 + outw 0xcfc 0x7 + writeq 0xe0801024 0x10646c00776c6cff + writeq 0xe080102d 0xe0801000320000 + writeq 0xe0801015 0x12b2901ba000000 + write 0x10646c02 0x1 0x2c + write 0x999 0x1 0x25 + write 0x8 0x1 0x78 + write 0x2c7 0x1 0x32 + write 0x2cb 0x1 0xff + write 0x2cc 0x1 0x7e + writeq 0xe0803000 0xf2b8f0540ff83 + EOF + + The ASAN trace: + ==29798==ERROR: AddressSanitizer: heap-use-after-free on address 0x60d0000050e8 at pc 0x560629814761 bp 0x7ffe916eb1e0 sp 0x7ffe916eb1d8 + READ of size 8 at 0x60d0000050e8 thread T0 + #0 0x560629814760 in virtio_gpu_ctrl_response /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:181:42 + #1 0x56062981adc8 in virtio_gpu_ctrl_response_nodata /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:193:5 + #2 0x56062981adc8 in virtio_gpu_simple_process_cmd /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:791:9 + #3 0x5606298175f8 in virtio_gpu_process_cmdq /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:820:9 + #4 0x56062a8f1c96 in aio_bh_poll /home/alxndr/Development/qemu/util/async.c:164:13 + #5 0x56062a887b9d in aio_dispatch /home/alxndr/Development/qemu/util/aio-posix.c:380:5 + #6 0x56062a8f6b1c in aio_ctx_dispatch /home/alxndr/Development/qemu/util/async.c:306:5 + #7 0x7f0d5e1cf9ed in g_main_context_dispatch (/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x4e9ed) + #8 0x56062a919571 in glib_pollfds_poll /home/alxndr/Development/qemu/util/main-loop.c:217:9 + #9 0x56062a919571 in os_host_main_loop_wait /home/alxndr/Development/qemu/util/main-loop.c:240:5 + #10 0x56062a919571 in main_loop_wait /home/alxndr/Development/qemu/util/main-loop.c:516:11 + #11 0x560629094a64 in qemu_main_loop /home/alxndr/Development/qemu/softmmu/vl.c:1676:9 + #12 0x56062a749ab5 in main /home/alxndr/Development/qemu/softmmu/main.c:49:5 + #13 0x7f0d5cd55e0a in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x26e0a) + #14 0x5606288ba889 in _start (/home/alxndr/Development/qemu/build/i386-softmmu/qemu-system-i386+0x24d0889) + + 0x60d0000050e8 is located 56 bytes inside of 136-byte region [0x60d0000050b0,0x60d000005138) + freed by thread T0 here: + #0 0x56062893250d in free (/home/alxndr/Development/qemu/build/i386-softmmu/qemu-system-i386+0x254850d) + #1 0x560629827730 in virtio_gpu_reset /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:1160:9 + #2 0x560628e81d34 in virtio_reset /home/alxndr/Development/qemu/hw/virtio/virtio.c:1999:9 + #3 0x560629f08773 in virtio_pci_reset /home/alxndr/Development/qemu/hw/virtio/virtio-pci.c:1841:5 + #4 0x560629043ab6 in memory_region_write_accessor /home/alxndr/Development/qemu/softmmu/memory.c:483:5 + #5 0x560629043473 in access_with_adjusted_size /home/alxndr/Development/qemu/softmmu/memory.c:544:18 + #6 0x560629042c99 in memory_region_dispatch_write /home/alxndr/Development/qemu/softmmu/memory.c + #7 0x560628990a37 in flatview_write_continue /home/alxndr/Development/qemu/exec.c:3176:23 + #8 0x56062899041a in address_space_write_cached_slow /home/alxndr/Development/qemu/exec.c:3789:12 + #9 0x560628e6f9bb in vring_used_write /home/alxndr/Development/qemu/hw/virtio/virtio.c:347:5 + #10 0x560628e6f9bb in virtqueue_split_fill /home/alxndr/Development/qemu/hw/virtio/virtio.c:788:5 + #11 0x560628e6f9bb in virtqueue_fill /home/alxndr/Development/qemu/hw/virtio/virtio.c:852:9 + #12 0x560628e7205e in virtqueue_push /home/alxndr/Development/qemu/hw/virtio/virtio.c:917:5 + #13 0x560629814246 in virtio_gpu_ctrl_response /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:180:5 + #14 0x56062981adc8 in virtio_gpu_ctrl_response_nodata /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:193:5 + #15 0x56062981adc8 in virtio_gpu_simple_process_cmd /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:791:9 + #16 0x5606298175f8 in virtio_gpu_process_cmdq /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:820:9 + #17 0x56062a8f1c96 in aio_bh_poll /home/alxndr/Development/qemu/util/async.c:164:13 + #18 0x56062a887b9d in aio_dispatch /home/alxndr/Development/qemu/util/aio-posix.c:380:5 + #19 0x56062a8f6b1c in aio_ctx_dispatch /home/alxndr/Development/qemu/util/async.c:306:5 + #20 0x7f0d5e1cf9ed in g_main_context_dispatch (/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x4e9ed) + + previously allocated by thread T0 here: + #0 0x56062893278d in malloc (/home/alxndr/Development/qemu/build/i386-softmmu/qemu-system-i386+0x254878d) + #1 0x7f0d5e1d5500 in g_malloc (/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x54500) + #2 0x560628e7844b in virtqueue_split_pop /home/alxndr/Development/qemu/hw/virtio/virtio.c:1524:12 + #3 0x560628e7844b in virtqueue_pop /home/alxndr/Development/qemu/hw/virtio/virtio.c:1693:16 + #4 0x560629829633 in virtio_gpu_handle_ctrl /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:878:15 + #5 0x560629829633 in virtio_gpu_ctrl_bh /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:893:5 + #6 0x56062a8f1c96 in aio_bh_poll /home/alxndr/Development/qemu/util/async.c:164:13 + #7 0x56062a887b9d in aio_dispatch /home/alxndr/Development/qemu/util/aio-posix.c:380:5 + #8 0x56062a8f6b1c in aio_ctx_dispatch /home/alxndr/Development/qemu/util/async.c:306:5 + #9 0x7f0d5e1cf9ed in g_main_context_dispatch (/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x4e9ed) + + + With -trace virtio\* -trace pci\* : + [I 1595480025.666147] OPENED + 31900@1595480025.706962:virtio_set_status vdev 0x633000019640 val 0 + 31900@1595480025.710297:virtio_set_status vdev 0x633000019640 val 0 + [R +0.046276] outl 0xcf8 0x80001018 + OK + [S +0.046313] OK + [R +0.046332] outl 0xcfc 0xe0800000 + 31900@1595480025.712490:pci_cfg_write virtio-vga 02:0 @0x18 <- 0xe0800000 + OK + [S +0.046356] OK + [R +0.046365] outl 0xcf8 0x80001020 + OK + [S +0.046370] OK + [R +0.046379] outl 0xcf8 0x80001004 + OK + [S +0.046383] OK + [R +0.046391] outw 0xcfc 0x7 + 31900@1595480025.712544:pci_cfg_write virtio-vga 02:0 @0x4 <- 0x7 + 31900@1595480025.712551:pci_update_mappings_add d=0x633000000800 00:02.0 2,0xe0800000+0x4000 + OK + [S +0.047572] OK + [R +0.047597] writeq 0xe0801024 0x10646c00776c6cff + OK + [S +0.047610] OK + [R +0.047619] writeq 0xe080102d 0xe0801000320000 + OK + [S +0.047627] OK + [R +0.047636] writeq 0xe0801015 0x12b2901ba000000 + OK + [S +0.047650] OK + [R +0.047660] write 0x10646c02 0x1 0x2c + OK + [S +0.047769] OK + [R +0.047782] write 0x999 0x1 0x25 + OK + [S +0.047907] OK + [R +0.047920] write 0x8 0x1 0x78 + OK + [S +0.047927] OK + [R +0.047935] write 0x2c7 0x1 0x32 + OK + [S +0.047941] OK + [R +0.047949] write 0x2cb 0x1 0xff + OK + [S +0.047954] OK + [R +0.047962] write 0x2cc 0x1 0x7e + OK + [S +0.047967] OK + [R +0.047975] writeq 0xe0803000 0xf2b8f0540ff83 + 31900@1595480025.714133:virtio_queue_notify vdev 0x633000019640 n 0 vq 0x7fe20b13d800 + OK + [S +0.047996] OK + 31900@1595480025.714386:virtio_notify vdev 0x633000019640 vq 0x7fe20b13d800 + 31900@1595480025.714406:virtio_gpu_features virgl 0 + 31900@1595480025.714413:virtio_notify vdev 0x633000019640 vq 0x7fe20b13d800 + 31900@1595480025.714421:virtio_set_status vdev 0x633000019640 val 0 + *CRASH* + + Please let me know if I can provide any further info. + -Alex + +To manage notifications about this bug go to: +https://bugs.launchpad.net/qemu/+bug/1888606/+subscriptions diff --git a/a/content_digest b/N1/content_digest index cee874a..ecd6671 100644 --- a/a/content_digest +++ b/N1/content_digest @@ -5,21 +5,16 @@ "ref\00020200723153726.m6eckrxwkoooreh3\@mozz.bu.edu\0" ] [ - "From\0Gerd Hoffmann <kraxel\@redhat.com>\0" + "From\0Gerd Hoffmann <1888606\@bugs.launchpad.net>\0" ] [ "Subject\0Re: [Bug 1888606] [NEW] Heap-use-after-free in virtio_gpu_ctrl_response\0" ] [ - "Date\0Mon, 3 Aug 2020 08:56:04 +0200\0" + "Date\0Mon, 03 Aug 2020 06:56:04 -0000\0" ] [ - "To\0Alexander Bulekov <alxndr\@bu.edu>\0" -] -[ - "Cc\0Bug 1888606 <1888606\@bugs.launchpad.net>", - " qemu-devel\@nongnu.org", - " Michael S. Tsirkin <mst\@redhat.com>\0" + "To\0qemu-devel\@nongnu.org\0" ] [ "\0000:1\0" @@ -28,7 +23,7 @@ "b\0" ] [ - " Hi,\n", + "Hi,\n", "\n", "> > The ASAN trace:\n", "> > ==29798==ERROR: AddressSanitizer: heap-use-after-free on address 0x60d0000050e8 at pc 0x560629814761 bp 0x7ffe916eb1e0 sp 0x7ffe916eb1d8\n", @@ -36,7 +31,8 @@ "> > #0 0x560629814760 in virtio_gpu_ctrl_response /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:181:42\n", "> > #4 0x56062a8f1c96 in aio_bh_poll /home/alxndr/Development/qemu/util/async.c:164:13\n", "\n", - "> > #1 0x560629827730 in virtio_gpu_reset /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:1160:9\n", + "> > #1 0x560629827730 in virtio_gpu_reset\n", + "/home/alxndr/Development/qemu/hw/display/virtio-gpu.c:1160:9\n", "\n", "So it looks like the bottom half accesses stuff released by reset.\n", "\n", @@ -60,7 +56,160 @@ "+\n", " #ifdef CONFIG_VIRGL\n", " if (g->parent_obj.use_virgl_renderer) {\n", - " virtio_gpu_virgl_reset(g);" + " virtio_gpu_virgl_reset(g);\n", + "\n", + "-- \n", + "You received this bug notification because you are a member of qemu-\n", + "devel-ml, which is subscribed to QEMU.\n", + "https://bugs.launchpad.net/bugs/1888606\n", + "\n", + "Title:\n", + " Heap-use-after-free in virtio_gpu_ctrl_response\n", + "\n", + "Status in QEMU:\n", + " New\n", + "\n", + "Bug description:\n", + " Hello,\n", + " Here is a reproducer (build with --enable-sanitizers):\n", + " cat << EOF | ./i386-softmmu/qemu-system-i386 -nographic -M pc -nodefaults -m 512M -device virtio-vga -qtest stdio\n", + " outl 0xcf8 0x80001018\n", + " outl 0xcfc 0xe0800000\n", + " outl 0xcf8 0x80001020\n", + " outl 0xcf8 0x80001004\n", + " outw 0xcfc 0x7\n", + " writeq 0xe0801024 0x10646c00776c6cff\n", + " writeq 0xe080102d 0xe0801000320000\n", + " writeq 0xe0801015 0x12b2901ba000000\n", + " write 0x10646c02 0x1 0x2c\n", + " write 0x999 0x1 0x25\n", + " write 0x8 0x1 0x78\n", + " write 0x2c7 0x1 0x32\n", + " write 0x2cb 0x1 0xff\n", + " write 0x2cc 0x1 0x7e\n", + " writeq 0xe0803000 0xf2b8f0540ff83\n", + " EOF\n", + "\n", + " The ASAN trace:\n", + " ==29798==ERROR: AddressSanitizer: heap-use-after-free on address 0x60d0000050e8 at pc 0x560629814761 bp 0x7ffe916eb1e0 sp 0x7ffe916eb1d8\n", + " READ of size 8 at 0x60d0000050e8 thread T0\n", + " #0 0x560629814760 in virtio_gpu_ctrl_response /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:181:42\n", + " #1 0x56062981adc8 in virtio_gpu_ctrl_response_nodata /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:193:5\n", + " #2 0x56062981adc8 in virtio_gpu_simple_process_cmd /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:791:9\n", + " #3 0x5606298175f8 in virtio_gpu_process_cmdq /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:820:9\n", + " #4 0x56062a8f1c96 in aio_bh_poll /home/alxndr/Development/qemu/util/async.c:164:13\n", + " #5 0x56062a887b9d in aio_dispatch /home/alxndr/Development/qemu/util/aio-posix.c:380:5\n", + " #6 0x56062a8f6b1c in aio_ctx_dispatch /home/alxndr/Development/qemu/util/async.c:306:5\n", + " #7 0x7f0d5e1cf9ed in g_main_context_dispatch (/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x4e9ed)\n", + " #8 0x56062a919571 in glib_pollfds_poll /home/alxndr/Development/qemu/util/main-loop.c:217:9\n", + " #9 0x56062a919571 in os_host_main_loop_wait /home/alxndr/Development/qemu/util/main-loop.c:240:5\n", + " #10 0x56062a919571 in main_loop_wait /home/alxndr/Development/qemu/util/main-loop.c:516:11\n", + " #11 0x560629094a64 in qemu_main_loop /home/alxndr/Development/qemu/softmmu/vl.c:1676:9\n", + " #12 0x56062a749ab5 in main /home/alxndr/Development/qemu/softmmu/main.c:49:5\n", + " #13 0x7f0d5cd55e0a in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x26e0a)\n", + " #14 0x5606288ba889 in _start (/home/alxndr/Development/qemu/build/i386-softmmu/qemu-system-i386+0x24d0889)\n", + "\n", + " 0x60d0000050e8 is located 56 bytes inside of 136-byte region [0x60d0000050b0,0x60d000005138)\n", + " freed by thread T0 here:\n", + " #0 0x56062893250d in free (/home/alxndr/Development/qemu/build/i386-softmmu/qemu-system-i386+0x254850d)\n", + " #1 0x560629827730 in virtio_gpu_reset /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:1160:9\n", + " #2 0x560628e81d34 in virtio_reset /home/alxndr/Development/qemu/hw/virtio/virtio.c:1999:9\n", + " #3 0x560629f08773 in virtio_pci_reset /home/alxndr/Development/qemu/hw/virtio/virtio-pci.c:1841:5\n", + " #4 0x560629043ab6 in memory_region_write_accessor /home/alxndr/Development/qemu/softmmu/memory.c:483:5\n", + " #5 0x560629043473 in access_with_adjusted_size /home/alxndr/Development/qemu/softmmu/memory.c:544:18\n", + " #6 0x560629042c99 in memory_region_dispatch_write /home/alxndr/Development/qemu/softmmu/memory.c\n", + " #7 0x560628990a37 in flatview_write_continue /home/alxndr/Development/qemu/exec.c:3176:23\n", + " #8 0x56062899041a in address_space_write_cached_slow /home/alxndr/Development/qemu/exec.c:3789:12\n", + " #9 0x560628e6f9bb in vring_used_write /home/alxndr/Development/qemu/hw/virtio/virtio.c:347:5\n", + " #10 0x560628e6f9bb in virtqueue_split_fill /home/alxndr/Development/qemu/hw/virtio/virtio.c:788:5\n", + " #11 0x560628e6f9bb in virtqueue_fill /home/alxndr/Development/qemu/hw/virtio/virtio.c:852:9\n", + " #12 0x560628e7205e in virtqueue_push /home/alxndr/Development/qemu/hw/virtio/virtio.c:917:5\n", + " #13 0x560629814246 in virtio_gpu_ctrl_response /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:180:5\n", + " #14 0x56062981adc8 in virtio_gpu_ctrl_response_nodata /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:193:5\n", + " #15 0x56062981adc8 in virtio_gpu_simple_process_cmd /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:791:9\n", + " #16 0x5606298175f8 in virtio_gpu_process_cmdq /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:820:9\n", + " #17 0x56062a8f1c96 in aio_bh_poll /home/alxndr/Development/qemu/util/async.c:164:13\n", + " #18 0x56062a887b9d in aio_dispatch /home/alxndr/Development/qemu/util/aio-posix.c:380:5\n", + " #19 0x56062a8f6b1c in aio_ctx_dispatch /home/alxndr/Development/qemu/util/async.c:306:5\n", + " #20 0x7f0d5e1cf9ed in g_main_context_dispatch (/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x4e9ed)\n", + "\n", + " previously allocated by thread T0 here:\n", + " #0 0x56062893278d in malloc (/home/alxndr/Development/qemu/build/i386-softmmu/qemu-system-i386+0x254878d)\n", + " #1 0x7f0d5e1d5500 in g_malloc (/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x54500)\n", + " #2 0x560628e7844b in virtqueue_split_pop /home/alxndr/Development/qemu/hw/virtio/virtio.c:1524:12\n", + " #3 0x560628e7844b in virtqueue_pop /home/alxndr/Development/qemu/hw/virtio/virtio.c:1693:16\n", + " #4 0x560629829633 in virtio_gpu_handle_ctrl /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:878:15\n", + " #5 0x560629829633 in virtio_gpu_ctrl_bh /home/alxndr/Development/qemu/hw/display/virtio-gpu.c:893:5\n", + " #6 0x56062a8f1c96 in aio_bh_poll /home/alxndr/Development/qemu/util/async.c:164:13\n", + " #7 0x56062a887b9d in aio_dispatch /home/alxndr/Development/qemu/util/aio-posix.c:380:5\n", + " #8 0x56062a8f6b1c in aio_ctx_dispatch /home/alxndr/Development/qemu/util/async.c:306:5\n", + " #9 0x7f0d5e1cf9ed in g_main_context_dispatch (/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0+0x4e9ed)\n", + "\n", + " \n", + " With -trace virtio\\* -trace pci\\* :\n", + " [I 1595480025.666147] OPENED\n", + " 31900\@1595480025.706962:virtio_set_status vdev 0x633000019640 val 0\n", + " 31900\@1595480025.710297:virtio_set_status vdev 0x633000019640 val 0\n", + " [R +0.046276] outl 0xcf8 0x80001018\n", + " OK\n", + " [S +0.046313] OK\n", + " [R +0.046332] outl 0xcfc 0xe0800000\n", + " 31900\@1595480025.712490:pci_cfg_write virtio-vga 02:0 \@0x18 <- 0xe0800000\n", + " OK\n", + " [S +0.046356] OK\n", + " [R +0.046365] outl 0xcf8 0x80001020\n", + " OK\n", + " [S +0.046370] OK\n", + " [R +0.046379] outl 0xcf8 0x80001004\n", + " OK\n", + " [S +0.046383] OK\n", + " [R +0.046391] outw 0xcfc 0x7\n", + " 31900\@1595480025.712544:pci_cfg_write virtio-vga 02:0 \@0x4 <- 0x7\n", + " 31900\@1595480025.712551:pci_update_mappings_add d=0x633000000800 00:02.0 2,0xe0800000+0x4000\n", + " OK\n", + " [S +0.047572] OK\n", + " [R +0.047597] writeq 0xe0801024 0x10646c00776c6cff\n", + " OK\n", + " [S +0.047610] OK\n", + " [R +0.047619] writeq 0xe080102d 0xe0801000320000\n", + " OK\n", + " [S +0.047627] OK\n", + " [R +0.047636] writeq 0xe0801015 0x12b2901ba000000\n", + " OK\n", + " [S +0.047650] OK\n", + " [R +0.047660] write 0x10646c02 0x1 0x2c\n", + " OK\n", + " [S +0.047769] OK\n", + " [R +0.047782] write 0x999 0x1 0x25\n", + " OK\n", + " [S +0.047907] OK\n", + " [R +0.047920] write 0x8 0x1 0x78\n", + " OK\n", + " [S +0.047927] OK\n", + " [R +0.047935] write 0x2c7 0x1 0x32\n", + " OK\n", + " [S +0.047941] OK\n", + " [R +0.047949] write 0x2cb 0x1 0xff\n", + " OK\n", + " [S +0.047954] OK\n", + " [R +0.047962] write 0x2cc 0x1 0x7e\n", + " OK\n", + " [S +0.047967] OK\n", + " [R +0.047975] writeq 0xe0803000 0xf2b8f0540ff83\n", + " 31900\@1595480025.714133:virtio_queue_notify vdev 0x633000019640 n 0 vq 0x7fe20b13d800\n", + " OK\n", + " [S +0.047996] OK\n", + " 31900\@1595480025.714386:virtio_notify vdev 0x633000019640 vq 0x7fe20b13d800\n", + " 31900\@1595480025.714406:virtio_gpu_features virgl 0\n", + " 31900\@1595480025.714413:virtio_notify vdev 0x633000019640 vq 0x7fe20b13d800\n", + " 31900\@1595480025.714421:virtio_set_status vdev 0x633000019640 val 0\n", + " *CRASH*\n", + "\n", + " Please let me know if I can provide any further info.\n", + " -Alex\n", + "\n", + "To manage notifications about this bug go to:\n", + "https://bugs.launchpad.net/qemu/+bug/1888606/+subscriptions" ] -1e4b464e26f2c970172f3e6b850e621d5c682b396d570cb7378280e6f03e9726 +29e12081ad31192a2e77ff5be3e198e8c8c659a1c8284fdcdb54f200dfdc7f66
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