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authorPhilippe Mathieu-Daudé <philmd@redhat.com>2022-01-14 13:08:57 +0800
committerJason Wang <jasowang@redhat.com>2022-02-14 11:50:44 +0800
commitf3e5a17593b972a9a6079ccf7677b4389d74d5a1 (patch)
treede41ccfcc034cf5f95cd5d66f6108b685b23fc9d /hw/net
parent48033ad678ae2def43bf0d543a2c4c3d2a93feaf (diff)
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hw/net/vmxnet3: Log guest-triggerable errors using LOG_GUEST_ERROR
The "Interrupt Cause" register (VMXNET3_REG_ICR) is read-only. Write accesses are ignored. Log them with as LOG_GUEST_ERROR instead of aborting: [R +0.239743] writeq 0xe0002031 0x46291a5a55460800 ERROR:hw/net/vmxnet3.c:1819:vmxnet3_io_bar1_write: code should not be reached Thread 1 "qemu-system-i38" received signal SIGABRT, Aborted. (gdb) bt #3 0x74c397d3 in __GI_abort () at abort.c:79 #4 0x76d3cd4c in g_assertion_message (domain=<optimized out>, file=<optimized out>, line=<optimized out>, func=<optimized out>, message=<optimized out>) at ../glib/gtestutils.c:3223 #5 0x76d9d45f in g_assertion_message_expr (domain=0x0, file=0x59fc2e53 "hw/net/vmxnet3.c", line=1819, func=0x59fc11e0 <__func__.vmxnet3_io_bar1_write> "vmxnet3_io_bar1_write", expr=<optimized out>) at ../glib/gtestutils.c:3249 #6 0x57e80a3a in vmxnet3_io_bar1_write (opaque=0x62814100, addr=56, val=70, size=4) at hw/net/vmxnet3.c:1819 #7 0x58c2d894 in memory_region_write_accessor (mr=0x62816b90, addr=56, value=0x7fff9450, size=4, shift=0, mask=4294967295, attrs=...) at softmmu/memory.c:492 #8 0x58c2d1d2 in access_with_adjusted_size (addr=56, value=0x7fff9450, size=1, access_size_min=4, access_size_max=4, access_fn= 0x58c2d290 <memory_region_write_accessor>, mr=0x62816b90, attrs=...) at softmmu/memory.c:554 #9 0x58c2bae7 in memory_region_dispatch_write (mr=0x62816b90, addr=56, data=70, op=MO_8, attrs=...) at softmmu/memory.c:1504 #10 0x58bfd034 in flatview_write_continue (fv=0x606000181700, addr=0xe0002038, attrs=..., ptr=0x7fffb9e0, len=1, addr1=56, l=1, mr=0x62816b90) at softmmu/physmem.c:2782 #11 0x58beba00 in flatview_write (fv=0x606000181700, addr=0xe0002031, attrs=..., buf=0x7fffb9e0, len=8) at softmmu/physmem.c:2822 #12 0x58beb589 in address_space_write (as=0x608000015f20, addr=0xe0002031, attrs=..., buf=0x7fffb9e0, len=8) at softmmu/physmem.c:2914 Reported-by: Dike <dike199774@qq.com> Reported-by: Duhao <504224090@qq.com> BugLink: https://bugzilla.redhat.com/show_bug.cgi?id=2032932 Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com> Signed-off-by: Jason Wang <jasowang@redhat.com>
Diffstat (limited to 'hw/net')
-rw-r--r--hw/net/vmxnet3.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/hw/net/vmxnet3.c b/hw/net/vmxnet3.c
index f65af4e..0b7acf7 100644
--- a/hw/net/vmxnet3.c
+++ b/hw/net/vmxnet3.c
@@ -1816,7 +1816,9 @@ vmxnet3_io_bar1_write(void *opaque,
case VMXNET3_REG_ICR:
VMW_CBPRN("Write BAR1 [VMXNET3_REG_ICR] = %" PRIx64 ", size %d",
val, size);
- g_assert_not_reached();
+ qemu_log_mask(LOG_GUEST_ERROR,
+ "%s: write to read-only register VMXNET3_REG_ICR\n",
+ TYPE_VMXNET3);
break;
/* Event Cause Register */