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authorChristian Krinitsin <mail@krinitsin.com>2025-07-03 07:27:52 +0000
committerChristian Krinitsin <mail@krinitsin.com>2025-07-03 07:27:52 +0000
commitd0c85e36e4de67af628d54e9ab577cc3fad7796a (patch)
treef8f784b0f04343b90516a338d6df81df3a85dfa2 /results/classifier/gemma3:12b/network/1405385
parent7f4364274750eb8cb39a3e7493132fca1c01232e (diff)
downloadqemu-analysis-d0c85e36e4de67af628d54e9ab577cc3fad7796a.tar.gz
qemu-analysis-d0c85e36e4de67af628d54e9ab577cc3fad7796a.zip
add deepseek and gemma results
Diffstat (limited to 'results/classifier/gemma3:12b/network/1405385')
-rw-r--r--results/classifier/gemma3:12b/network/140538581
1 files changed, 81 insertions, 0 deletions
diff --git a/results/classifier/gemma3:12b/network/1405385 b/results/classifier/gemma3:12b/network/1405385
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+
+QEMU crashes when virtio network cards are used together with e1000 network cards
+
+QEMU version: QEMU emulator version 2.2.50, Copyright (c) 2003-2008 Fabrice Bellard
+QEMU GIT version: ab0302ee764fd702465aef6d88612cdff4302809
+Configure flags: ./configure --enable-kvm --prefix=/opt/qemu-devel
+Linux version: Ubuntu 14.04.1 LTS
+Kernel version: 3.13.0-43-generic #72-Ubuntu SMP Mon Dec 8 19:35:06 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux
+
+Problem:
+
+	QEMU crashes when using one (or more) virtio network cards together with one (or more) e1000 (and possibly others) network cards when those cards are bound to a linux bridge. When the cards are *not* bound to a bridge QEMU does not crash.
+
+Bridge configuration:
+
+	iface bridge0 inet dhcp
+	bridge_ports eth1
+	bridge_stp off
+	bridge_fd 0
+
+Start-up command (including binding the network cards to the bridge + strace logging):
+
+./qemu-system-x86_64 -daemonize -smp 1 -m 128 -vnc 0.0.0.0:0 \
+-netdev tap,id=tap_1,script=no,downscript=no,ifname=net_1_1,vhost=on \
+-device virtio-net-pci,bootindex=1,id=nic_1,netdev=tap_1,mac=02:16:3F:00:00:FA \
+-netdev tap,id=tap_2,script=no,downscript=no,ifname=net_1_2 \
+-device e1000,bootindex=2,id=nic_2,netdev=tap_2,mac=02:16:3F:00:00:FB; \
+brctl addif bridge0 net_1_1; \
+brctl addif bridge0 net_1_2; \
+ifconfig net_1_1 0.0.0.0 up; \
+ifconfig net_1_2 0.0.0.0 up; \
+sleep 2; \
+strace -p `ps x |grep qemu-system-x86_64 |grep -v grep|awk '{print $1}'` -o /tmp/qemu-devel-trace.txt 
+
+Kernel log:
+
+Dec 24 11:12:08 bramws kernel: [12466.885581] device net_1_1 entered promiscuous mode
+Dec 24 11:12:08 bramws kernel: [12466.886238] device net_1_2 entered promiscuous mode
+Dec 24 11:12:08 bramws kernel: [12466.887084] bridge0: port 2(net_1_1) entered forwarding state
+Dec 24 11:12:08 bramws kernel: [12466.887089] bridge0: port 2(net_1_1) entered forwarding state
+Dec 24 11:12:08 bramws kernel: [12466.888940] bridge0: port 3(net_1_2) entered forwarding state
+Dec 24 11:12:08 bramws kernel: [12466.888947] bridge0: port 3(net_1_2) entered forwarding state
+Dec 24 11:12:29 bramws kernel: [12488.026376] bridge0: port 2(net_1_1) entered disabled state
+Dec 24 11:12:29 bramws kernel: [12488.026820] device net_1_1 left promiscuous mode
+Dec 24 11:12:29 bramws kernel: [12488.026832] bridge0: port 2(net_1_1) entered disabled state
+Dec 24 11:12:29 bramws kernel: [12488.049636] bridge0: port 3(net_1_2) entered disabled state
+Dec 24 11:12:29 bramws kernel: [12488.050058] device net_1_2 left promiscuous mode
+Dec 24 11:12:29 bramws kernel: [12488.050074] bridge0: port 3(net_1_2) entered disabled state
+
+Strace log: (full log attached)
+
+ppoll([{fd=13, events=POLLIN|POLLERR|POLLHUP}, {fd=7, events=POLLIN|POLLERR|POLLHUP}, {fd=12, events=POLLIN|POLLERR|POLLHUP}, {fd=3, events=POLLIN|POLLERR|POLLHUP}, {fd=6, events=POLLIN}, {fd=5, events=POLLIN}], 6, {0, 28646613}, NULL, 8) = 0 (Timeout)
+write(5, "\1\0\0\0\0\0\0\0", 8)         = 8
+ppoll([{fd=13, events=POLLIN|POLLERR|POLLHUP}, {fd=7, events=POLLIN|POLLERR|POLLHUP}, {fd=12, events=POLLIN|POLLERR|POLLHUP}, {fd=3, events=POLLIN|POLLERR|POLLHUP}, {fd=6, events=POLLIN}, {fd=5, events=POLLIN}], 6, {0, 10899760}, NULL, 8) = 1 ([{fd=5, revents=POLLIN}], left {0, 10895457})
+write(6, "\1\0\0\0\0\0\0\0", 8)         = 8
+read(5, "\1\0\0\0\0\0\0\0", 512)        = 8
+write(6, "\1\0\0\0\0\0\0\0", 8)         = 8
+ppoll([{fd=13, events=POLLIN|POLLERR|POLLHUP}, {fd=7, events=POLLIN|POLLERR|POLLHUP}, {fd=12, events=POLLIN|POLLERR|POLLHUP}, {fd=3, events=POLLIN|POLLERR|POLLHUP}, {fd=6, events=POLLIN}, {fd=5, events=POLLIN}], 6, {0, 0}, NULL, 8) = 1 ([{fd=6, revents=POLLIN}], left {0, 0})
+ppoll([{fd=13, events=POLLIN|POLLERR|POLLHUP}, {fd=7, events=POLLIN|POLLERR|POLLHUP}, {fd=12, events=POLLIN|POLLERR|POLLHUP}, {fd=3, events=POLLIN|POLLERR|POLLHUP}, {fd=6, events=POLLIN}, {fd=5, events=POLLIN}], 6, {0, 0}, NULL, 8) = 1 ([{fd=6, revents=POLLIN}], left {0, 0})
+read(6, "\2\0\0\0\0\0\0\0", 16)         = 8
+ppoll([{fd=13, events=POLLIN|POLLERR|POLLHUP}, {fd=7, events=POLLIN|POLLERR|POLLHUP}, {fd=12, events=POLLIN|POLLERR|POLLHUP}, {fd=3, events=POLLIN|POLLERR|POLLHUP}, {fd=6, events=POLLIN}, {fd=5, events=POLLIN}], 6, {0, 0}, NULL, 8) = 0 (Timeout)
+read(6, 0x7fff697320e0, 16)             = -1 EAGAIN (Resource temporarily unavailable)
+ppoll([{fd=13, events=POLLIN|POLLERR|POLLHUP}, {fd=7, events=POLLIN|POLLERR|POLLHUP}, {fd=12, events=POLLIN|POLLERR|POLLHUP}, {fd=3, events=POLLIN|POLLERR|POLLHUP}, {fd=6, events=POLLIN}, {fd=5, events=POLLIN}], 6, {0, 9570429}, NULL, 8) = 0 (Timeout)
+futex(0x7f011c8ef094, FUTEX_CMP_REQUEUE_PRIVATE, 1, 2147483647, 0x7f011aaa0860, 224) = 1
+write(5, "\1\0\0\0\0\0\0\0", 8)         = 8
+write(5, "\1\0\0\0\0\0\0\0", 8)         = 8
+futex(0x7f011aaa0860, FUTEX_WAKE_PRIVATE, 1) = 1
+ppoll([{fd=13, events=POLLIN|POLLERR|POLLHUP}, {fd=7, events=POLLIN|POLLERR|POLLHUP}, {fd=12, events=POLLIN|POLLERR|POLLHUP}, {fd=3, events=POLLIN|POLLERR|POLLHUP}, {fd=6, events=POLLIN}, {fd=5, events=POLLIN}], 6, {0, 54463396}, NULL, 8) = 1 ([{fd=5, revents=POLLIN}], left {0, 54459649})
+tgkill(7779, 7784, SIGUSR1)             = 0
+futex(0x7f011aaa0824, FUTEX_CMP_REQUEUE_PRIVATE, 1, 2147483647, 0x7f011aaa0860, 1650) = 1
+write(6, "\1\0\0\0\0\0\0\0", 8)         = 8
+read(5, "\2\0\0\0\0\0\0\0", 512)        = 8
+write(6, "\1\0\0\0\0\0\0\0", 8)         = 8
+ppoll([{fd=13, events=POLLIN|POLLERR|POLLHUP}, {fd=7, events=POLLIN|POLLERR|POLLHUP}, {fd=12, events=POLLIN|POLLERR|POLLHUP}, {fd=3, events=POLLIN|POLLERR|POLLHUP}, {fd=6, events=POLLIN}, {fd=5, events=POLLIN}], 6, {0, 0}, NULL, 8) = 1 ([{fd=6, revents=POLLIN}], left {0, 0})
+ppoll([{fd=13, events=POLLIN|POLLERR|POLLHUP}, {fd=7, events=POLLIN|POLLERR|POLLHUP}, {fd=12, events=POLLIN|POLLERR|POLLHUP}, {fd=3, events=POLLIN|POLLERR|POLLHUP}, {fd=6, events=POLLIN}, {fd=5, events=POLLIN}], 6, {0, 0}, NULL, 8) = 1 ([{fd=6, revents=POLLIN}], left {0, 0})
+read(6, "\2\0\0\0\0\0\0\0", 16)         = 8
+ppoll([{fd=13, events=POLLIN|POLLERR|POLLHUP}, {fd=7, events=POLLIN|POLLERR|POLLHUP}, {fd=12, events=POLLIN|POLLERR|POLLHUP}, {fd=3, events=POLLIN|POLLERR|POLLHUP}, {fd=6, events=POLLIN}, {fd=5, events=POLLIN}], 6, {0, 0}, NULL, 8) = 0 (Timeout)
+read(6, 0x7fff697320e0, 16)             = -1 EAGAIN (Resource temporarily unavailable)
+futex(0x7f011aaa0860, FUTEX_WAKE_PRIVATE, 1) = 1
+ppoll([{fd=13, events=POLLIN|POLLERR|POLLHUP}, {fd=7, events=POLLIN|POLLERR|POLLHUP}, {fd=12, events=POLLIN|POLLERR|POLLHUP}, {fd=3, events=POLLIN|POLLERR|POLLHUP}, {fd=6, events=POLLIN}, {fd=5, events=POLLIN}], 6, {0, 53843633}, NULL, 8 <unfinished ...>
++++ killed by SIGABRT +++
\ No newline at end of file