New: guest os kernel report "virtio_net virtio0: input.0:id 0 is not a head!" and then kernel block
https://bugzilla.kernel.org/show_bug.cgi?id=121091
Bug ID: 121091
Summary: guest os kernel report "virtio_net virtio0: input.0:id
0 is not a head!" and then kernel block
Product: Virtualization
Version: unspecified
Kernel Version: 3.18
Hardware: Intel
OS: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: kvm
Assignee: [email protected]
Reporter: [email protected]
Regression: No
environment:
host kernel version: 3.14.23
QEMU emulator version: 2.1.3
guest os kernel version: 3.18.20
reproduce problem:
1.start vm with 2vcpus
2.attach interface
3.detach interface
cpu stack:
crash> bt
PID: 0 TASK: ffffffff81818450 CPU: 0 COMMAND: "swapper/0"
[exception RIP: virtnet_poll+60]
RIP: ffffffff81330386 RSP: ffff88007fc03e88 RFLAGS: 00000246
RAX: dead000000100100 RBX: ffff88007a6af808 RCX: 0000000000000100
RDX: dead000000200200 RSI: 0000000000000000 RDI: 0000000000000246
RBP: 0000000000000000 R8: 0000000000000000 R9: 00000000ffffffff
R10: 00000000ffffffff R11: ffff88007a6af808 R12: 0000000000000040
R13: ffff88007a6af800 R14: 0000000000000103 R15: ffff88007fc13990
CS: 0010 SS: 0018 #0 [ffff88007fc03eb0] net_rx_action at ffffffff81373640 #1 [ffff88007fc03f10] __do_softirq at ffffffff8104de17 #2 [ffff88007fc03f70] irq_exit at ffffffff8104e0de #3 [ffff88007fc03f80] do_IRQ at ffffffff8100ee6b
--- <IRQ stack> ---
#4 [ffffffff81803e48] ret_from_intr at ffffffff8143466d
[exception RIP: native_safe_halt+2]
RIP: ffffffff8103b923 RSP: ffffffff81803ef0 RFLAGS: 00000246
RAX: 0000000000000000 RBX: ffff88007fc0da00 RCX: 00000000ffffffff
RDX: ffffffff81842f00 RSI: 0000000000000000 RDI: ffffffff81800000
RBP: 0000000000000000 R8: 0000000000000000 R9: 0000000000000000
R10: 000000000000b464 R11: 000000000000b464 R12: 0000000000000000
R13: 0000000101432bf8 R14: 00004d52b5fe5100 R15: 0000000000000017
ORIG_RAX: ffffffffffffff1e CS: 0010 SS: 0018 #5 [ffffffff81803ef0] default_idle at ffffffff810153a9 #6 [ffffffff81803f00] cpu_startup_entry at ffffffff81075463 #7 [ffffffff81803f60] start_kernel at ffffffff818d1efb #8 [ffffffff81803f78] early_idt_handler_array at ffffffff818d1117 #9 [ffffffff81803f98] early_idt_handler_array at ffffffff818d1117
#10 [ffffffff81803fb0] x86_64_start_kernel at ffffffff818d15fe
I revert the commit 78fd1d0ab072d4d9b5f0b7c14a1516665170b565 and this problem will not happen again. Guest os with kernel 3.19 and 4.0 was tested, and this problem is still there.
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[Bug 121091] guest os kernel report "virtio_net virtio0: input.0:id 0 is not a head!" and then kernel block
https://bugzilla.kernel.org/show_bug.cgi?id=121091
yuewenyuan <[email protected]> changed:
What |Removed |Added
----------------------------------------------------------------------------
Kernel Version|3.18 |3.18~4.0
Signature · 2 lines
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[Bug 121091] guest os kernel report "virtio_net virtio0: input.0:id 0 is not a head!" and then kernel block
In reply to [email protected]https://bugzilla.kernel.org/show_bug.cgi?id=121091
yuewenyuan <[email protected]> changed:
What |Removed |Added
----------------------------------------------------------------------------
Component|kvm |Network
Version|unspecified |2.5
Product|Virtualization |DriversSignature · 2 lines
You are receiving this mail because: You are watching the assignee of the bug.
[Bug 121091] guest os kernel report "virtio_net virtio0: input.0:id 0 is not a head!" and then kernel block
In reply to [email protected]https://bugzilla.kernel.org/show_bug.cgi?id=121091
yuewenyuan <[email protected]> changed:
What |Removed |Added
----------------------------------------------------------------------------
Severity|normal |high
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