make -C tools/testing/selftests TARGETS=net TEST_PROGS=test_vxlan_mdb.sh TTEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing-3/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net'
make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net'
TAP version 13
1..1
# timeout set to 6000
# selftests: net: test_vxlan_mdb.sh
[ 23.024347][ T251] veth0: renamed from veth1
[ 27.686005][ T278] br0: port 1(vx0) entered blocking state
[ 27.686427][ T278] br0: port 1(vx0) entered disabled state
[ 27.686797][ T278] vx0: entered allmulticast mode
[ 27.688223][ T278] vx0: entered promiscuous mode
[ 27.691053][ T278] br0: port 1(vx0) entered blocking state
[ 27.691413][ T278] br0: port 1(vx0) entered forwarding state
[ 33.626733][ T310] br0: port 1(vx0) entered blocking state
[ 33.627070][ T310] br0: port 1(vx0) entered disabled state
[ 33.627421][ T310] vx0: entered allmulticast mode
[ 33.629027][ T310] vx0: entered promiscuous mode
[ 33.632241][ T310] br0: port 1(vx0) entered blocking state
[ 33.632554][ T310] br0: port 1(vx0) entered forwarding state
[ 37.328767][ T338] veth0: renamed from veth1
[ 41.596539][ T365] br0: port 1(vx0) entered blocking state
[ 41.596878][ T365] br0: port 1(vx0) entered disabled state
[ 41.597217][ T365] vx0: entered allmulticast mode
[ 41.598855][ T365] vx0: entered promiscuous mode
[ 41.601218][ T365] br0: port 1(vx0) entered blocking state
[ 41.601537][ T365] br0: port 1(vx0) entered forwarding state
[ 47.565369][ T395] br0: port 1(vx0) entered blocking state
[ 47.565771][ T395] br0: port 1(vx0) entered disabled state
[ 47.566180][ T395] vx0: entered allmulticast mode
[ 47.567713][ T395] vx0: entered promiscuous mode
[ 47.571266][ T395] br0: port 1(vx0) entered blocking state
[ 47.571723][ T395] br0: port 1(vx0) entered forwarding state
#
# Control path: Basic (*, G) operations - IPv4 overlay / IPv4 underlay
# --------------------------------------------------------------------
# TEST: MDB entry addition [ OK ]
# TEST: MDB entry presence after addition [ OK ]
# TEST: MDB entry replacement [ OK ]
# TEST: MDB entry presence after replacement [ OK ]
# TEST: MDB entry deletion [ OK ]
# TEST: MDB entry presence after deletion [ OK ]
# TEST: Non-existent MDB entry deletion [ OK ]
# TEST: MDB entry default protocol [ OK ]
# TEST: MDB entry protocol replacement [ OK ]
# TEST: MDB entry default destination port [ OK ]
# TEST: MDB entry destination port replacement [ OK ]
# TEST: MDB entry default destination VNI [ OK ]
# TEST: MDB entry destination VNI replacement [ OK ]
# TEST: MDB entry default outgoing interface [ OK ]
# TEST: MDB entry outgoing interface replacement [ OK ]
# TEST: MDB entry with mismatch between device and port [ OK ]
# TEST: MDB entry with temp state [ OK ]
# TEST: MDB entry with VLAN [ OK ]
# TEST: MDB entry MAC address [ OK ]
# TEST: MDB entry without extended parameters [ OK ]
# TEST: MDB entry with an invalid protocol [ OK ]
# TEST: MDB entry with an invalid destination VNI [ OK ]
# TEST: MDB entry with an invalid source VNI [ OK ]
# TEST: MDB entry without a remote destination IP [ OK ]
# TEST: Duplicate MDB entries [ OK ]
[ 61.848662][ T72] vx0: left allmulticast mode
[ 61.848986][ T72] vx0: left promiscuous mode
[ 61.849452][ T72] br0: port 1(vx0) entered disabled state
[ 62.370455][ T72] vx0: left allmulticast mode
[ 62.370744][ T72] vx0: left promiscuous mode
[ 62.371176][ T72] br0: port 1(vx0) entered disabled state
[ 62.818473][ T72] vx0: left allmulticast mode
[ 62.818767][ T72] vx0: left promiscuous mode
[ 62.819175][ T72] br0: port 1(vx0) entered disabled state
[ 63.326461][ T72] vx0: left allmulticast mode
[ 63.326842][ T72] vx0: left promiscuous mode
[ 63.327356][ T72] br0: port 1(vx0) entered disabled state
[ 65.833874][ T525] veth0: renamed from veth1
[ 70.220037][ T551] br0: port 1(vx0) entered blocking state
[ 70.220399][ T551] br0: port 1(vx0) entered disabled state
[ 70.220730][ T551] vx0: entered allmulticast mode
[ 70.222039][ T551] vx0: entered promiscuous mode
[ 70.224614][ T551] br0: port 1(vx0) entered blocking state
[ 70.224929][ T551] br0: port 1(vx0) entered forwarding state
[ 76.305297][ T581] br0: port 1(vx0) entered blocking state
[ 76.305626][ T581] br0: port 1(vx0) entered disabled state
[ 76.305948][ T581] vx0: entered allmulticast mode
[ 76.307529][ T581] vx0: entered promiscuous mode
[ 76.309826][ T581] br0: port 1(vx0) entered blocking state
[ 76.310138][ T581] br0: port 1(vx0) entered forwarding state
[ 80.793478][ T612] veth0: renamed from veth1
[ 85.255471][ T639] br0: port 1(vx0) entered blocking state
[ 85.255805][ T639] br0: port 1(vx0) entered disabled state
[ 85.256139][ T639] vx0: entered allmulticast mode
[ 85.257707][ T639] vx0: entered promiscuous mode
[ 85.260167][ T639] br0: port 1(vx0) entered blocking state
[ 85.260507][ T639] br0: port 1(vx0) entered forwarding state
[ 91.184853][ T669] br0: port 1(vx0) entered blocking state
[ 91.185187][ T669] br0: port 1(vx0) entered disabled state
[ 91.185526][ T669] vx0: entered allmulticast mode
[ 91.186817][ T669] vx0: entered promiscuous mode
[ 91.189301][ T669] br0: port 1(vx0) entered blocking state
[ 91.189613][ T669] br0: port 1(vx0) entered forwarding state
#
# Control path: Basic (*, G) operations - IPv6 overlay / IPv4 underlay
# --------------------------------------------------------------------
# TEST: MDB entry addition [ OK ]
# TEST: MDB entry presence after addition [ OK ]
# TEST: MDB entry replacement [ OK ]
# TEST: MDB entry presence after replacement [ OK ]
# TEST: MDB entry deletion [ OK ]
# TEST: MDB entry presence after deletion [ OK ]
# TEST: Non-existent MDB entry deletion [ OK ]
# TEST: MDB entry default protocol [ OK ]
# TEST: MDB entry protocol replacement [ OK ]
# TEST: MDB entry default destination port [ OK ]
# TEST: MDB entry destination port replacement [ OK ]
# TEST: MDB entry default destination VNI [ OK ]
# TEST: MDB entry destination VNI replacement [ OK ]
# TEST: MDB entry default outgoing interface [ OK ]
# TEST: MDB entry outgoing interface replacement [ OK ]
# TEST: MDB entry with mismatch between device and port [ OK ]
# TEST: MDB entry with temp state [ OK ]
# TEST: MDB entry with VLAN [ OK ]
# TEST: MDB entry MAC address [ OK ]
# TEST: MDB entry without extended parameters [ OK ]
# TEST: MDB entry with an invalid protocol [ OK ]
# TEST: MDB entry with an invalid destination VNI [ OK ]
# TEST: MDB entry with an invalid source VNI [ OK ]
# TEST: MDB entry without a remote destination IP [ OK ]
# TEST: Duplicate MDB entries [ OK ]
[ 106.052502][ T72] vx0: left allmulticast mode
[ 106.052802][ T72] vx0: left promiscuous mode
[ 106.053246][ T72] br0: port 1(vx0) entered disabled state
[ 106.546494][ T72] vx0: left allmulticast mode
[ 106.546788][ T72] vx0: left promiscuous mode
[ 106.547258][ T72] br0: port 1(vx0) entered disabled state
[ 107.065475][ T72] vx0: left allmulticast mode
[ 107.065762][ T72] vx0: left promiscuous mode
[ 107.066204][ T72] br0: port 1(vx0) entered disabled state
[ 107.551508][ T72] vx0: left allmulticast mode
[ 107.551802][ T72] vx0: left promiscuous mode
[ 107.552271][ T72] br0: port 1(vx0) entered disabled state
[ 110.442858][ T800] veth0: renamed from veth1
[ 115.314536][ T827] br0: port 1(vx0) entered blocking state
[ 115.314871][ T827] br0: port 1(vx0) entered disabled state
[ 115.315216][ T827] vx0: entered allmulticast mode
[ 115.316792][ T827] vx0: entered promiscuous mode
[ 115.319105][ T827] br0: port 1(vx0) entered blocking state
[ 115.319436][ T827] br0: port 1(vx0) entered forwarding state
[ 121.717525][ T857] br0: port 1(vx0) entered blocking state
[ 121.717871][ T857] br0: port 1(vx0) entered disabled state
[ 121.718215][ T857] vx0: entered allmulticast mode
[ 121.719544][ T857] vx0: entered promiscuous mode
[ 121.722255][ T857] br0: port 1(vx0) entered blocking state
[ 121.722573][ T857] br0: port 1(vx0) entered forwarding state
[ 126.389919][ T888] veth0: renamed from veth1
[ 131.067694][ T915] br0: port 1(vx0) entered blocking state
[ 131.068074][ T915] br0: port 1(vx0) entered disabled state
[ 131.069006][ T915] vx0: entered allmulticast mode
[ 131.070589][ T915] vx0: entered promiscuous mode
[ 131.072951][ T915] br0: port 1(vx0) entered blocking state
[ 131.073279][ T915] br0: port 1(vx0) entered forwarding state
[ 137.206644][ T945] br0: port 1(vx0) entered blocking state
[ 137.206998][ T945] br0: port 1(vx0) entered disabled state
[ 137.207744][ T945] vx0: entered allmulticast mode
[ 137.209614][ T945] vx0: entered promiscuous mode
[ 137.212162][ T945] br0: port 1(vx0) entered blocking state
[ 137.212526][ T945] br0: port 1(vx0) entered forwarding state
#
# Control path: Basic (*, G) operations - IPv4 overlay / IPv6 underlay
# --------------------------------------------------------------------
# TEST: MDB entry addition [ OK ]
# TEST: MDB entry presence after addition [ OK ]
# TEST: MDB entry replacement [ OK ]
# TEST: MDB entry presence after replacement [ OK ]
# TEST: MDB entry deletion [ OK ]
# TEST: MDB entry presence after deletion [ OK ]
# TEST: Non-existent MDB entry deletion [ OK ]
# TEST: MDB entry default protocol [ OK ]
# TEST: MDB entry protocol replacement [ OK ]
# TEST: MDB entry default destination port [ OK ]
# TEST: MDB entry destination port replacement [ OK ]
# TEST: MDB entry default destination VNI [ OK ]
# TEST: MDB entry destination VNI replacement [ OK ]
# TEST: MDB entry default outgoing interface [ OK ]
# TEST: MDB entry outgoing interface replacement [ OK ]
# TEST: MDB entry with mismatch between device and port [ OK ]
# TEST: MDB entry with temp state [ OK ]
# TEST: MDB entry with VLAN [ OK ]
# TEST: MDB entry MAC address [ OK ]
# TEST: MDB entry without extended parameters [ OK ]
# TEST: MDB entry with an invalid protocol [ OK ]
# TEST: MDB entry with an invalid destination VNI [ OK ]
# TEST: MDB entry with an invalid source VNI [ OK ]
# TEST: MDB entry without a remote destination IP [ OK ]
# TEST: Duplicate MDB entries [ OK ]
[ 151.701973][ T72] vx0: left allmulticast mode
[ 151.702288][ T72] vx0: left promiscuous mode
[ 151.702694][ T72] br0: port 1(vx0) entered disabled state
[ 152.158463][ T72] vx0: left allmulticast mode
[ 152.158763][ T72] vx0: left promiscuous mode
[ 152.159173][ T72] br0: port 1(vx0) entered disabled state
[ 152.665508][ T72] vx0: left allmulticast mode
[ 152.665801][ T72] vx0: left promiscuous mode
[ 152.666259][ T72] br0: port 1(vx0) entered disabled state
[ 153.128498][ T72] vx0: left allmulticast mode
[ 153.128845][ T72] vx0: left promiscuous mode
[ 153.129280][ T72] br0: port 1(vx0) entered disabled state
[ 155.654840][ T1075] veth0: renamed from veth1
[ 159.989850][ T1101] br0: port 1(vx0) entered blocking state
[ 159.990216][ T1101] br0: port 1(vx0) entered disabled state
[ 159.990547][ T1101] vx0: entered allmulticast mode
[ 159.992088][ T1101] vx0: entered promiscuous mode
[ 159.994393][ T1101] br0: port 1(vx0) entered blocking state
[ 159.994702][ T1101] br0: port 1(vx0) entered forwarding state
[ 166.102039][ T1131] br0: port 1(vx0) entered blocking state
[ 166.102940][ T1131] br0: port 1(vx0) entered disabled state
[ 166.103284][ T1131] vx0: entered allmulticast mode
[ 166.104826][ T1131] vx0: entered promiscuous mode
[ 166.112013][ T1131] br0: port 1(vx0) entered blocking state
[ 166.112345][ T1131] br0: port 1(vx0) entered forwarding state
[ 170.793433][ T1162] veth0: renamed from veth1
[ 175.148166][ T1188] br0: port 1(vx0) entered blocking state
[ 175.149122][ T1188] br0: port 1(vx0) entered disabled state
[ 175.149472][ T1188] vx0: entered allmulticast mode
[ 175.151418][ T1188] vx0: entered promiscuous mode
[ 175.155067][ T1188] br0: port 1(vx0) entered blocking state
[ 175.155549][ T1188] br0: port 1(vx0) entered forwarding state
[ 181.106501][ T1218] br0: port 1(vx0) entered blocking state
[ 181.106839][ T1218] br0: port 1(vx0) entered disabled state
[ 181.107162][ T1218] vx0: entered allmulticast mode
[ 181.108968][ T1218] vx0: entered promiscuous mode
[ 181.111437][ T1218] br0: port 1(vx0) entered blocking state
[ 181.111763][ T1218] br0: port 1(vx0) entered forwarding state
#
# Control path: Basic (*, G) operations - IPv6 overlay / IPv6 underlay
# --------------------------------------------------------------------
# TEST: MDB entry addition [ OK ]
# TEST: MDB entry presence after addition [ OK ]
# TEST: MDB entry replacement [ OK ]
# TEST: MDB entry presence after replacement [ OK ]
# TEST: MDB entry deletion [ OK ]
# TEST: MDB entry presence after deletion [ OK ]
# TEST: Non-existent MDB entry deletion [ OK ]
# TEST: MDB entry default protocol [ OK ]
# TEST: MDB entry protocol replacement [ OK ]
# TEST: MDB entry default destination port [ OK ]
# TEST: MDB entry destination port replacement [ OK ]
# TEST: MDB entry default destination VNI [ OK ]
# TEST: MDB entry destination VNI replacement [ OK ]
# TEST: MDB entry default outgoing interface [ OK ]
# TEST: MDB entry outgoing interface replacement [ OK ]
# TEST: MDB entry with mismatch between device and port [ OK ]
# TEST: MDB entry with temp state [ OK ]
# TEST: MDB entry with VLAN [ OK ]
# TEST: MDB entry MAC address [ OK ]
# TEST: MDB entry without extended parameters [ OK ]
# TEST: MDB entry with an invalid protocol [ OK ]
# TEST: MDB entry with an invalid destination VNI [ OK ]
# TEST: MDB entry with an invalid source VNI [ OK ]
# TEST: MDB entry without a remote destination IP [ OK ]
# TEST: Duplicate MDB entries [ OK ]
[ 195.531444][ T72] vx0: left allmulticast mode
[ 195.531730][ T72] vx0: left promiscuous mode
[ 195.532134][ T72] br0: port 1(vx0) entered disabled state
[ 195.983461][ T72] vx0: left allmulticast mode
[ 195.983750][ T72] vx0: left promiscuous mode
[ 195.984153][ T72] br0: port 1(vx0) entered disabled state
[ 196.425445][ T72] vx0: left allmulticast mode
[ 196.425726][ T72] vx0: left promiscuous mode
[ 196.426116][ T72] br0: port 1(vx0) entered disabled state
[ 196.865664][ T72] vx0: left allmulticast mode
[ 196.865954][ T72] vx0: left promiscuous mode
[ 196.866416][ T72] br0: port 1(vx0) entered disabled state
[ 199.289907][ T1348] veth0: renamed from veth1
[ 203.603245][ T1375] br0: port 1(vx0) entered blocking state
[ 203.603596][ T1375] br0: port 1(vx0) entered disabled state
[ 203.603973][ T1375] vx0: entered allmulticast mode
[ 203.605924][ T1375] vx0: entered promiscuous mode
[ 203.608474][ T1375] br0: port 1(vx0) entered blocking state
[ 203.608789][ T1375] br0: port 1(vx0) entered forwarding state
[ 209.497023][ T1405] br0: port 1(vx0) entered blocking state
[ 209.497870][ T1405] br0: port 1(vx0) entered disabled state
[ 209.498234][ T1405] vx0: entered allmulticast mode
[ 209.499576][ T1405] vx0: entered promiscuous mode
[ 209.502112][ T1405] br0: port 1(vx0) entered blocking state
[ 209.502455][ T1405] br0: port 1(vx0) entered forwarding state
[ 214.063594][ T1435] veth0: renamed from veth1
[ 218.538768][ T1462] br0: port 1(vx0) entered blocking state
[ 218.539106][ T1462] br0: port 1(vx0) entered disabled state
[ 218.539443][ T1462] vx0: entered allmulticast mode
[ 218.540729][ T1462] vx0: entered promiscuous mode
[ 218.552713][ T1462] br0: port 1(vx0) entered blocking state
[ 218.553182][ T1462] br0: port 1(vx0) entered forwarding state
[ 224.646829][ T1492] br0: port 1(vx0) entered blocking state
[ 224.647167][ T1492] br0: port 1(vx0) entered disabled state
[ 224.647545][ T1492] vx0: entered allmulticast mode
[ 224.648848][ T1492] vx0: entered promiscuous mode
[ 224.651865][ T1492] br0: port 1(vx0) entered blocking state
[ 224.652216][ T1492] br0: port 1(vx0) entered forwarding state
#
# Control path: Basic (S, G) operations - IPv4 overlay / IPv4 underlay
# --------------------------------------------------------------------
# TEST: MDB entry addition [ OK ]
# TEST: MDB entry presence after addition [ OK ]
# TEST: MDB entry replacement [ OK ]
# TEST: MDB entry presence after replacement [ OK ]
# TEST: MDB entry deletion [ OK ]
# TEST: MDB entry presence after deletion [ OK ]
# TEST: Non-existent MDB entry deletion [ OK ]
# TEST: MDB entry default protocol [ OK ]
# TEST: MDB entry protocol replacement [ OK ]
# TEST: MDB entry default destination port [ OK ]
# TEST: MDB entry destination port replacement [ OK ]
# TEST: MDB entry default destination VNI [ OK ]
# TEST: MDB entry destination VNI replacement [ OK ]
# TEST: MDB entry default outgoing interface [ OK ]
# TEST: MDB entry outgoing interface replacement [ OK ]
# TEST: MDB entry with mismatch between device and port [ OK ]
# TEST: MDB entry with temp state [ OK ]
# TEST: MDB entry with VLAN [ OK ]
# TEST: MDB entry MAC address [ OK ]
# TEST: MDB entry without extended parameters [ OK ]
# TEST: MDB entry with an invalid protocol [ OK ]
# TEST: MDB entry with an invalid destination VNI [ OK ]
# TEST: MDB entry with an invalid source VNI [ OK ]
# TEST: MDB entry without a remote destination IP [ OK ]
# TEST: Duplicate MDB entries [ OK ]
[ 238.833483][ T72] vx0: left allmulticast mode
[ 238.833806][ T72] vx0: left promiscuous mode
[ 238.834282][ T72] br0: port 1(vx0) entered disabled state
[ 239.317605][ T72] vx0: left allmulticast mode
[ 239.317926][ T72] vx0: left promiscuous mode
[ 239.318342][ T72] br0: port 1(vx0) entered disabled state
[ 239.786633][ T72] vx0: left allmulticast mode
[ 239.787058][ T72] vx0: left promiscuous mode
[ 239.787677][ T72] br0: port 1(vx0) entered disabled state
[ 240.266789][ T72] vx0: left allmulticast mode
[ 240.267233][ T72] vx0: left promiscuous mode
[ 240.267804][ T72] br0: port 1(vx0) entered disabled state
[ 242.794462][ T1622] veth0: renamed from veth1
[ 247.225029][ T1649] br0: port 1(vx0) entered blocking state
[ 247.225387][ T1649] br0: port 1(vx0) entered disabled state
[ 247.225713][ T1649] vx0: entered allmulticast mode
[ 247.226991][ T1649] vx0: entered promiscuous mode
[ 247.229427][ T1649] br0: port 1(vx0) entered blocking state
[ 247.229761][ T1649] br0: port 1(vx0) entered forwarding state
[ 253.198510][ T1679] br0: port 1(vx0) entered blocking state
[ 253.198992][ T1679] br0: port 1(vx0) entered disabled state
[ 253.199506][ T1679] vx0: entered allmulticast mode
[ 253.202187][ T1679] vx0: entered promiscuous mode
[ 253.205225][ T1679] br0: port 1(vx0) entered blocking state
[ 253.205559][ T1679] br0: port 1(vx0) entered forwarding state
[ 257.810855][ T1710] veth0: renamed from veth1
[ 262.199596][ T1736] br0: port 1(vx0) entered blocking state
[ 262.199934][ T1736] br0: port 1(vx0) entered disabled state
[ 262.200268][ T1736] vx0: entered allmulticast mode
[ 262.201803][ T1736] vx0: entered promiscuous mode
[ 262.204513][ T1736] br0: port 1(vx0) entered blocking state
[ 262.204827][ T1736] br0: port 1(vx0) entered forwarding state
[ 268.467800][ T1766] br0: port 1(vx0) entered blocking state
[ 268.468187][ T1766] br0: port 1(vx0) entered disabled state
[ 268.468542][ T1766] vx0: entered allmulticast mode
[ 268.469910][ T1766] vx0: entered promiscuous mode
[ 268.472725][ T1766] br0: port 1(vx0) entered blocking state
[ 268.473039][ T1766] br0: port 1(vx0) entered forwarding state
#
# Control path: Basic (S, G) operations - IPv6 overlay / IPv4 underlay
# ---------------------------------------------------------------------
# TEST: MDB entry addition [ OK ]
# TEST: MDB entry presence after addition [ OK ]
# TEST: MDB entry replacement [ OK ]
# TEST: MDB entry presence after replacement [ OK ]
# TEST: MDB entry deletion [ OK ]
# TEST: MDB entry presence after deletion [ OK ]
# TEST: Non-existent MDB entry deletion [ OK ]
# TEST: MDB entry default protocol [ OK ]
# TEST: MDB entry protocol replacement [ OK ]
# TEST: MDB entry default destination port [ OK ]
# TEST: MDB entry destination port replacement [ OK ]
# TEST: MDB entry default destination VNI [ OK ]
# TEST: MDB entry destination VNI replacement [ OK ]
# TEST: MDB entry default outgoing interface [ OK ]
# TEST: MDB entry outgoing interface replacement [ OK ]
# TEST: MDB entry with mismatch between device and port [ OK ]
# TEST: MDB entry with temp state [ OK ]
# TEST: MDB entry with VLAN [ OK ]
# TEST: MDB entry MAC address [ OK ]
# TEST: MDB entry without extended parameters [ OK ]
# TEST: MDB entry with an invalid protocol [ OK ]
# TEST: MDB entry with an invalid destination VNI [ OK ]
# TEST: MDB entry with an invalid source VNI [ OK ]
# TEST: MDB entry without a remote destination IP [ OK ]
# TEST: Duplicate MDB entries [ OK ]
[ 283.006624][ T72] vx0: left allmulticast mode
[ 283.007006][ T72] vx0: left promiscuous mode
[ 283.007571][ T72] br0: port 1(vx0) entered disabled state
[ 283.496061][ T72] vx0: left allmulticast mode
[ 283.496373][ T72] vx0: left promiscuous mode
[ 283.496831][ T72] br0: port 1(vx0) entered disabled state
[ 283.969470][ T72] vx0: left allmulticast mode
[ 283.969774][ T72] vx0: left promiscuous mode
[ 283.970175][ T72] br0: port 1(vx0) entered disabled state
[ 284.467508][ T72] vx0: left allmulticast mode
[ 284.467794][ T72] vx0: left promiscuous mode
[ 284.468218][ T72] br0: port 1(vx0) entered disabled state
[ 286.867442][ T1892] veth0: renamed from veth1
[ 291.361808][ T1922] br0: port 1(vx0) entered blocking state
[ 291.362145][ T1922] br0: port 1(vx0) entered disabled state
[ 291.362483][ T1922] vx0: entered allmulticast mode
[ 291.363816][ T1922] vx0: entered promiscuous mode
[ 291.366406][ T1922] br0: port 1(vx0) entered blocking state
[ 291.366723][ T1922] br0: port 1(vx0) entered forwarding state
[ 297.603827][ T1952] br0: port 1(vx0) entered blocking state
[ 297.604176][ T1952] br0: port 1(vx0) entered disabled state
[ 297.604550][ T1952] vx0: entered allmulticast mode
[ 297.606245][ T1952] vx0: entered promiscuous mode
[ 297.609482][ T1952] br0: port 1(vx0) entered blocking state
[ 297.609818][ T1952] br0: port 1(vx0) entered forwarding state
[ 302.361603][ T1983] veth0: renamed from veth1
[ 307.007158][ T2009] br0: port 1(vx0) entered blocking state
[ 307.007513][ T2009] br0: port 1(vx0) entered disabled state
[ 307.007839][ T2009] vx0: entered allmulticast mode
[ 307.009133][ T2009] vx0: entered promiscuous mode
[ 307.011674][ T2009] br0: port 1(vx0) entered blocking state
[ 307.011990][ T2009] br0: port 1(vx0) entered forwarding state
[ 313.260287][ T2039] br0: port 1(vx0) entered blocking state
[ 313.260653][ T2039] br0: port 1(vx0) entered disabled state
[ 313.260983][ T2039] vx0: entered allmulticast mode
[ 313.262992][ T2039] vx0: entered promiscuous mode
[ 313.265455][ T2039] br0: port 1(vx0) entered blocking state
[ 313.265773][ T2039] br0: port 1(vx0) entered forwarding state
#
# Control path: Basic (S, G) operations - IPv4 overlay / IPv6 underlay
# --------------------------------------------------------------------
# TEST: MDB entry addition [ OK ]
# TEST: MDB entry presence after addition [ OK ]
# TEST: MDB entry replacement [ OK ]
# TEST: MDB entry presence after replacement [ OK ]
# TEST: MDB entry deletion [ OK ]
# TEST: MDB entry presence after deletion [ OK ]
# TEST: Non-existent MDB entry deletion [ OK ]
# TEST: MDB entry default protocol [ OK ]
# TEST: MDB entry protocol replacement [ OK ]
# TEST: MDB entry default destination port [ OK ]
# TEST: MDB entry destination port replacement [ OK ]
# TEST: MDB entry default destination VNI [ OK ]
# TEST: MDB entry destination VNI replacement [ OK ]
# TEST: MDB entry default outgoing interface [ OK ]
# TEST: MDB entry outgoing interface replacement [ OK ]
# TEST: MDB entry with mismatch between device and port [ OK ]
# TEST: MDB entry with temp state [ OK ]
# TEST: MDB entry with VLAN [ OK ]
# TEST: MDB entry MAC address [ OK ]
# TEST: MDB entry without extended parameters [ OK ]
# TEST: MDB entry with an invalid protocol [ OK ]
# TEST: MDB entry with an invalid destination VNI [ OK ]
# TEST: MDB entry with an invalid source VNI [ OK ]
# TEST: MDB entry without a remote destination IP [ OK ]
# TEST: Duplicate MDB entries [ OK ]
[ 327.794675][ T72] vx0: left allmulticast mode
[ 327.795023][ T72] vx0: left promiscuous mode
[ 327.795603][ T72] br0: port 1(vx0) entered disabled state
[ 328.287728][ T72] vx0: left allmulticast mode
[ 328.288021][ T72] vx0: left promiscuous mode
[ 328.288442][ T72] br0: port 1(vx0) entered disabled state
[ 328.781583][ T72] vx0: left allmulticast mode
[ 328.781939][ T72] vx0: left promiscuous mode
[ 328.782506][ T72] br0: port 1(vx0) entered disabled state
[ 329.276518][ T72] vx0: left allmulticast mode
[ 329.276811][ T72] vx0: left promiscuous mode
[ 329.277261][ T72] br0: port 1(vx0) entered disabled state
[ 331.919350][ T2169] veth0: renamed from veth1
[ 336.570221][ T2196] br0: port 1(vx0) entered blocking state
[ 336.570560][ T2196] br0: port 1(vx0) entered disabled state
[ 336.570889][ T2196] vx0: entered allmulticast mode
[ 336.572563][ T2196] vx0: entered promiscuous mode
[ 336.576298][ T2196] br0: port 1(vx0) entered blocking state
[ 336.576755][ T2196] br0: port 1(vx0) entered forwarding state
[ 342.945019][ T2226] br0: port 1(vx0) entered blocking state
[ 342.945374][ T2226] br0: port 1(vx0) entered disabled state
[ 342.945697][ T2226] vx0: entered allmulticast mode
[ 342.946982][ T2226] vx0: entered promiscuous mode
[ 342.949552][ T2226] br0: port 1(vx0) entered blocking state
[ 342.949868][ T2226] br0: port 1(vx0) entered forwarding state
[ 347.864554][ T2257] veth0: renamed from veth1
[ 352.581937][ T2285] br0: port 1(vx0) entered blocking state
[ 352.582918][ T2285] br0: port 1(vx0) entered disabled state
[ 352.583292][ T2285] vx0: entered allmulticast mode
[ 352.584699][ T2285] vx0: entered promiscuous mode
[ 352.587080][ T2285] br0: port 1(vx0) entered blocking state
[ 352.587415][ T2285] br0: port 1(vx0) entered forwarding state
[ 358.914737][ T2315] br0: port 1(vx0) entered blocking state
[ 358.915119][ T2315] br0: port 1(vx0) entered disabled state
[ 358.915535][ T2315] vx0: entered allmulticast mode
[ 358.917299][ T2315] vx0: entered promiscuous mode
[ 358.919892][ T2315] br0: port 1(vx0) entered blocking state
[ 358.920231][ T2315] br0: port 1(vx0) entered forwarding state
#
# Control path: Basic (S, G) operations - IPv6 overlay / IPv6 underlay
# --------------------------------------------------------------------
# TEST: MDB entry addition [ OK ]
# TEST: MDB entry presence after addition [ OK ]
# TEST: MDB entry replacement [ OK ]
# TEST: MDB entry presence after replacement [ OK ]
# TEST: MDB entry deletion [ OK ]
# TEST: MDB entry presence after deletion [ OK ]
# TEST: Non-existent MDB entry deletion [ OK ]
# TEST: MDB entry default protocol [ OK ]
# TEST: MDB entry protocol replacement [ OK ]
# TEST: MDB entry default destination port [ OK ]
# TEST: MDB entry destination port replacement [ OK ]
# TEST: MDB entry default destination VNI [ OK ]
# TEST: MDB entry destination VNI replacement [ OK ]
# TEST: MDB entry default outgoing interface [ OK ]
# TEST: MDB entry outgoing interface replacement [ OK ]
# TEST: MDB entry with mismatch between device and port [ OK ]
# TEST: MDB entry with temp state [ OK ]
# TEST: MDB entry with VLAN [ OK ]
# TEST: MDB entry MAC address [ OK ]
# TEST: MDB entry without extended parameters [ OK ]
# TEST: MDB entry with an invalid protocol [ OK ]
# TEST: MDB entry with an invalid destination VNI [ OK ]
# TEST: MDB entry with an invalid source VNI [ OK ]
# TEST: MDB entry without a remote destination IP [ OK ]
# TEST: Duplicate MDB entries [ OK ]
[ 373.965686][ T72] vx0: left allmulticast mode
[ 373.966149][ T72] vx0: left promiscuous mode
[ 373.966806][ T72] br0: port 1(vx0) entered disabled state
[ 374.531507][ T72] vx0: left allmulticast mode
[ 374.531865][ T72] vx0: left promiscuous mode
[ 374.532392][ T72] br0: port 1(vx0) entered disabled state
[ 375.041469][ T72] vx0: left allmulticast mode
[ 375.041807][ T72] vx0: left promiscuous mode
[ 375.042276][ T72] br0: port 1(vx0) entered disabled state
[ 375.589496][ T72] vx0: left allmulticast mode
[ 375.589804][ T72] vx0: left promiscuous mode
[ 375.590270][ T72] br0: port 1(vx0) entered disabled state
[ 378.345313][ T2445] veth0: renamed from veth1
[ 383.073748][ T2473] br0: port 1(vx0) entered blocking state
[ 383.074406][ T2473] br0: port 1(vx0) entered disabled state
[ 383.074904][ T2473] vx0: entered allmulticast mode
[ 383.076643][ T2473] vx0: entered promiscuous mode
[ 383.079328][ T2473] br0: port 1(vx0) entered blocking state
[ 383.079670][ T2473] br0: port 1(vx0) entered forwarding state
[ 389.610818][ T2503] br0: port 1(vx0) entered blocking state
[ 389.611320][ T2503] br0: port 1(vx0) entered disabled state
[ 389.611799][ T2503] vx0: entered allmulticast mode
[ 389.614304][ T2503] vx0: entered promiscuous mode
[ 389.617314][ T2503] br0: port 1(vx0) entered blocking state
[ 389.617633][ T2503] br0: port 1(vx0) entered forwarding state
[ 394.571364][ T2534] veth0: renamed from veth1
[ 399.122970][ T2561] br0: port 1(vx0) entered blocking state
[ 399.123492][ T2561] br0: port 1(vx0) entered disabled state
[ 399.123994][ T2561] vx0: entered allmulticast mode
[ 399.125877][ T2561] vx0: entered promiscuous mode
[ 399.128978][ T2561] br0: port 1(vx0) entered blocking state
[ 399.129414][ T2561] br0: port 1(vx0) entered forwarding state
[ 405.856073][ T2591] br0: port 1(vx0) entered blocking state
[ 405.856438][ T2591] br0: port 1(vx0) entered disabled state
[ 405.856762][ T2591] vx0: entered allmulticast mode
[ 405.858070][ T2591] vx0: entered promiscuous mode
[ 405.860651][ T2591] br0: port 1(vx0) entered blocking state
[ 405.860969][ T2591] br0: port 1(vx0) entered forwarding state
#
# Control path: (*, G) operations - IPv4 overlay / IPv4 underlay
# --------------------------------------------------------------
# TEST: (*, G) MDB entry addition with source list [ OK ]
# TEST: (*, G) MDB entry presence after addition [ OK ]
# TEST: (S, G) MDB entry presence after addition [ OK ]
# TEST: (*, G) MDB entry replacement with source list [ OK ]
# TEST: (*, G) MDB entry presence after replacement [ OK ]
# TEST: (S, G) MDB entry presence after replacement [ OK ]
# TEST: (*, G) MDB entry deletion [ OK ]
# TEST: (*, G) MDB entry presence after deletion [ OK ]
# TEST: (S, G) MDB entry presence after deletion [ OK ]
# TEST: (*, G) MDB entry default filter mode [ OK ]
# TEST: (*, G) MDB entry after replacing filter mode to "include" [ OK ]
# TEST: (S, G) MDB entry after replacing filter mode to "include" [ OK ]
# TEST: "blocked" flag after replacing filter mode to "include" [ OK ]
# TEST: (*, G) MDB entry after replacing filter mode to "exclude" [ OK ]
# TEST: (S, G) MDB entry after replacing filter mode to "exclude" [ OK ]
# TEST: "blocked" flag after replacing filter mode to "exclude" [ OK ]
# TEST: (*, G) MDB entry default source list [ OK ]
# TEST: (S, G) MDB entry of 1st source after replacing source list [ OK ]
# TEST: (S, G) MDB entry of 2nd source after replacing source list [ OK ]
# TEST: (S, G) MDB entry of 3rd source after replacing source list [ OK ]
# TEST: (S, G) MDB entry of 1st source after removing source [ OK ]
# TEST: (S, G) MDB entry of 2nd source after removing source [ OK ]
# TEST: (S, G) MDB entry of 3rd source after removing source [ OK ]
# TEST: (*, G) MDB entry default protocol [ OK ]
# TEST: (S, G) MDB entry default protocol [ OK ]
# TEST: (*, G) MDB entry protocol after replacement [ OK ]
# TEST: (S, G) MDB entry protocol after replacement [ OK ]
# TEST: (*, G) MDB entry default destination port [ OK ]
# TEST: (S, G) MDB entry default destination port [ OK ]
# TEST: (*, G) MDB entry destination port after replacement [ OK ]
# TEST: (S, G) MDB entry destination port after replacement [ OK ]
# TEST: (*, G) MDB entry default destination VNI [ OK ]
# TEST: (S, G) MDB entry default destination VNI [ OK ]
# TEST: (*, G) MDB entry destination VNI after replacement [ OK ]
# TEST: (S, G) MDB entry destination VNI after replacement [ OK ]
# TEST: (*, G) MDB entry default outgoing interface [ OK ]
# TEST: (S, G) MDB entry default outgoing interface [ OK ]
# TEST: (*, G) MDB entry outgoing interface after replacement [ OK ]
# TEST: (S, G) MDB entry outgoing interface after replacement [ OK ]
# TEST: All-zeros group with filter mode [ OK ]
# TEST: All-zeros group with source list [ OK ]
# TEST: (*, G) INCLUDE with an empty source list [ OK ]
# TEST: Invalid source in source list [ OK ]
# TEST: Source list without filter mode [ OK ]
[ 425.575472][ T72] vx0: left allmulticast mode
[ 425.575770][ T72] vx0: left promiscuous mode
[ 425.576227][ T72] br0: port 1(vx0) entered disabled state
[ 426.124674][ T72] vx0: left allmulticast mode
[ 426.125109][ T72] vx0: left promiscuous mode
[ 426.125723][ T72] br0: port 1(vx0) entered disabled state
[ 426.738466][ T72] vx0: left allmulticast mode
[ 426.738789][ T72] vx0: left promiscuous mode
[ 426.739208][ T72] br0: port 1(vx0) entered disabled state
[ 427.239533][ T72] vx0: left allmulticast mode
[ 427.239830][ T72] vx0: left promiscuous mode
[ 427.240272][ T72] br0: port 1(vx0) entered disabled state
[ 429.943575][ T2786] veth0: renamed from veth1
[ 434.664520][ T2813] br0: port 1(vx0) entered blocking state
[ 434.664864][ T2813] br0: port 1(vx0) entered disabled state
[ 434.665216][ T2813] vx0: entered allmulticast mode
[ 434.666979][ T2813] vx0: entered promiscuous mode
[ 434.674981][ T2813] br0: port 1(vx0) entered blocking state
[ 434.675407][ T2813] br0: port 1(vx0) entered forwarding state
[ 441.397247][ T2843] br0: port 1(vx0) entered blocking state
[ 441.397684][ T2843] br0: port 1(vx0) entered disabled state
[ 441.398147][ T2843] vx0: entered allmulticast mode
[ 441.400146][ T2843] vx0: entered promiscuous mode
[ 441.403519][ T2843] br0: port 1(vx0) entered blocking state
[ 441.403970][ T2843] br0: port 1(vx0) entered forwarding state
[ 446.769505][ T2874] veth0: renamed from veth1
[ 451.501654][ T2900] br0: port 1(vx0) entered blocking state
[ 451.502012][ T2900] br0: port 1(vx0) entered disabled state
[ 451.502354][ T2900] vx0: entered allmulticast mode
[ 451.503685][ T2900] vx0: entered promiscuous mode
[ 451.506862][ T2900] br0: port 1(vx0) entered blocking state
[ 451.507180][ T2900] br0: port 1(vx0) entered forwarding state
[ 458.168920][ T2930] br0: port 1(vx0) entered blocking state
[ 458.169285][ T2930] br0: port 1(vx0) entered disabled state
[ 458.169630][ T2930] vx0: entered allmulticast mode
[ 458.171032][ T2930] vx0: entered promiscuous mode
[ 458.173848][ T2930] br0: port 1(vx0) entered blocking state
[ 458.174165][ T2930] br0: port 1(vx0) entered forwarding state
#
# Control path: (*, G) operations - IPv6 overlay / IPv4 underlay
# --------------------------------------------------------------
# TEST: (*, G) MDB entry addition with source list [ OK ]
# TEST: (*, G) MDB entry presence after addition [ OK ]
# TEST: (S, G) MDB entry presence after addition [ OK ]
# TEST: (*, G) MDB entry replacement with source list [ OK ]
# TEST: (*, G) MDB entry presence after replacement [ OK ]
# TEST: (S, G) MDB entry presence after replacement [ OK ]
# TEST: (*, G) MDB entry deletion [ OK ]
# TEST: (*, G) MDB entry presence after deletion [ OK ]
# TEST: (S, G) MDB entry presence after deletion [ OK ]
# TEST: (*, G) MDB entry default filter mode [ OK ]
# TEST: (*, G) MDB entry after replacing filter mode to "include" [ OK ]
# TEST: (S, G) MDB entry after replacing filter mode to "include" [ OK ]
# TEST: "blocked" flag after replacing filter mode to "include" [ OK ]
# TEST: (*, G) MDB entry after replacing filter mode to "exclude" [ OK ]
# TEST: (S, G) MDB entry after replacing filter mode to "exclude" [ OK ]
# TEST: "blocked" flag after replacing filter mode to "exclude" [ OK ]
# TEST: (*, G) MDB entry default source list [ OK ]
# TEST: (S, G) MDB entry of 1st source after replacing source list [ OK ]
# TEST: (S, G) MDB entry of 2nd source after replacing source list [ OK ]
# TEST: (S, G) MDB entry of 3rd source after replacing source list [ OK ]
# TEST: (S, G) MDB entry of 1st source after removing source [ OK ]
# TEST: (S, G) MDB entry of 2nd source after removing source [ OK ]
# TEST: (S, G) MDB entry of 3rd source after removing source [ OK ]
# TEST: (*, G) MDB entry default protocol [ OK ]
# TEST: (S, G) MDB entry default protocol [ OK ]
# TEST: (*, G) MDB entry protocol after replacement [ OK ]
# TEST: (S, G) MDB entry protocol after replacement [ OK ]
# TEST: (*, G) MDB entry default destination port [ OK ]
# TEST: (S, G) MDB entry default destination port [ OK ]
# TEST: (*, G) MDB entry destination port after replacement [ OK ]
# TEST: (S, G) MDB entry destination port after replacement [ OK ]
# TEST: (*, G) MDB entry default destination VNI [ OK ]
# TEST: (S, G) MDB entry default destination VNI [ OK ]
# TEST: (*, G) MDB entry destination VNI after replacement [ OK ]
# TEST: (S, G) MDB entry destination VNI after replacement [ OK ]
# TEST: (*, G) MDB entry default outgoing interface [ OK ]
# TEST: (S, G) MDB entry default outgoing interface [ OK ]
# TEST: (*, G) MDB entry outgoing interface after replacement [ OK ]
# TEST: (S, G) MDB entry outgoing interface after replacement [ OK ]
# TEST: All-zeros group with filter mode [ OK ]
# TEST: All-zeros group with source list [ OK ]
# TEST: (*, G) INCLUDE with an empty source list [ OK ]
# TEST: Invalid source in source list [ OK ]
# TEST: Source list without filter mode [ OK ]
[ 478.490582][ T72] vx0: left allmulticast mode
[ 478.490948][ T72] vx0: left promiscuous mode
[ 478.491541][ T72] br0: port 1(vx0) entered disabled state
[ 479.039477][ T72] vx0: left allmulticast mode
[ 479.039776][ T72] vx0: left promiscuous mode
[ 479.040312][ T72] br0: port 1(vx0) entered disabled state
[ 479.547479][ T72] vx0: left allmulticast mode
[ 479.547774][ T72] vx0: left promiscuous mode
[ 479.548183][ T72] br0: port 1(vx0) entered disabled state
[ 480.062674][ T72] vx0: left allmulticast mode
[ 480.062971][ T72] vx0: left promiscuous mode
[ 480.063419][ T72] br0: port 1(vx0) entered disabled state
[ 482.790245][ T3124] veth0: renamed from veth1
[ 487.832268][ T3150] br0: port 1(vx0) entered blocking state
[ 487.832635][ T3150] br0: port 1(vx0) entered disabled state
[ 487.832998][ T3150] vx0: entered allmulticast mode
[ 487.834472][ T3150] vx0: entered promiscuous mode
[ 487.837085][ T3150] br0: port 1(vx0) entered blocking state
[ 487.837425][ T3150] br0: port 1(vx0) entered forwarding state
[ 494.372155][ T3180] br0: port 1(vx0) entered blocking state
[ 494.372536][ T3180] br0: port 1(vx0) entered disabled state
[ 494.372870][ T3180] vx0: entered allmulticast mode
[ 494.374240][ T3180] vx0: entered promiscuous mode
[ 494.377011][ T3180] br0: port 1(vx0) entered blocking state
[ 494.377409][ T3180] br0: port 1(vx0) entered forwarding state
[ 499.316948][ T3211] veth0: renamed from veth1
[ 504.202167][ T3237] br0: port 1(vx0) entered blocking state
[ 504.202539][ T3237] br0: port 1(vx0) entered disabled state
[ 504.202871][ T3237] vx0: entered allmulticast mode
[ 504.204516][ T3237] vx0: entered promiscuous mode
[ 504.212445][ T3237] br0: port 1(vx0) entered blocking state
[ 504.212774][ T3237] br0: port 1(vx0) entered forwarding state
[ 510.805474][ T3267] br0: port 1(vx0) entered blocking state
[ 510.805965][ T3267] br0: port 1(vx0) entered disabled state
[ 510.806472][ T3267] vx0: entered allmulticast mode
[ 510.809872][ T3267] vx0: entered promiscuous mode
[ 510.812561][ T3267] br0: port 1(vx0) entered blocking state
[ 510.812907][ T3267] br0: port 1(vx0) entered forwarding state
#
# Control path: (*, G) operations - IPv4 overlay / IPv6 underlay
# --------------------------------------------------------------
# TEST: (*, G) MDB entry addition with source list [ OK ]
# TEST: (*, G) MDB entry presence after addition [ OK ]
# TEST: (S, G) MDB entry presence after addition [ OK ]
# TEST: (*, G) MDB entry replacement with source list [ OK ]
# TEST: (*, G) MDB entry presence after replacement [ OK ]
# TEST: (S, G) MDB entry presence after replacement [ OK ]
# TEST: (*, G) MDB entry deletion [ OK ]
# TEST: (*, G) MDB entry presence after deletion [ OK ]
# TEST: (S, G) MDB entry presence after deletion [ OK ]
# TEST: (*, G) MDB entry default filter mode [ OK ]
# TEST: (*, G) MDB entry after replacing filter mode to "include" [ OK ]
# TEST: (S, G) MDB entry after replacing filter mode to "include" [ OK ]
# TEST: "blocked" flag after replacing filter mode to "include" [ OK ]
# TEST: (*, G) MDB entry after replacing filter mode to "exclude" [ OK ]
# TEST: (S, G) MDB entry after replacing filter mode to "exclude" [ OK ]
# TEST: "blocked" flag after replacing filter mode to "exclude" [ OK ]
# TEST: (*, G) MDB entry default source list [ OK ]
# TEST: (S, G) MDB entry of 1st source after replacing source list [ OK ]
# TEST: (S, G) MDB entry of 2nd source after replacing source list [ OK ]
# TEST: (S, G) MDB entry of 3rd source after replacing source list [ OK ]
# TEST: (S, G) MDB entry of 1st source after removing source [ OK ]
# TEST: (S, G) MDB entry of 2nd source after removing source [ OK ]
# TEST: (S, G) MDB entry of 3rd source after removing source [ OK ]
# TEST: (*, G) MDB entry default protocol [ OK ]
# TEST: (S, G) MDB entry default protocol [ OK ]
# TEST: (*, G) MDB entry protocol after replacement [ OK ]
# TEST: (S, G) MDB entry protocol after replacement [ OK ]
# TEST: (*, G) MDB entry default destination port [ OK ]
# TEST: (S, G) MDB entry default destination port [ OK ]
# TEST: (*, G) MDB entry destination port after replacement [ OK ]
# TEST: (S, G) MDB entry destination port after replacement [ OK ]
# TEST: (*, G) MDB entry default destination VNI [ OK ]
# TEST: (S, G) MDB entry default destination VNI [ OK ]
# TEST: (*, G) MDB entry destination VNI after replacement [ OK ]
# TEST: (S, G) MDB entry destination VNI after replacement [ OK ]
# TEST: (*, G) MDB entry default outgoing interface [ OK ]
# TEST: (S, G) MDB entry default outgoing interface [ OK ]
# TEST: (*, G) MDB entry outgoing interface after replacement [ OK ]
# TEST: (S, G) MDB entry outgoing interface after replacement [ OK ]
# TEST: All-zeros group with filter mode [ OK ]
# TEST: All-zeros group with source list [ OK ]
# TEST: (*, G) INCLUDE with an empty source list [ OK ]
# TEST: Invalid source in source list [ OK ]
# TEST: Source list without filter mode [ OK ]
[ 530.882706][ T72] vx0: left allmulticast mode
[ 530.883186][ T72] vx0: left promiscuous mode
[ 530.883865][ T72] br0: port 1(vx0) entered disabled state
[ 531.403655][ T72] vx0: left allmulticast mode
[ 531.404095][ T72] vx0: left promiscuous mode
[ 531.404746][ T72] br0: port 1(vx0) entered disabled state
[ 532.005510][ T72] vx0: left allmulticast mode
[ 532.005842][ T72] vx0: left promiscuous mode
[ 532.006319][ T72] br0: port 1(vx0) entered disabled state
[ 532.518524][ T72] vx0: left allmulticast mode
[ 532.518846][ T72] vx0: left promiscuous mode
[ 532.519357][ T72] br0: port 1(vx0) entered disabled state
[ 535.176888][ T3461] veth0: renamed from veth1
[ 540.565556][ T3487] br0: port 1(vx0) entered blocking state
[ 540.565898][ T3487] br0: port 1(vx0) entered disabled state
[ 540.566259][ T3487] vx0: entered allmulticast mode
[ 540.567946][ T3487] vx0: entered promiscuous mode
[ 540.570815][ T3487] br0: port 1(vx0) entered blocking state
[ 540.571160][ T3487] br0: port 1(vx0) entered forwarding state
[ 547.170429][ T3517] br0: port 1(vx0) entered blocking state
[ 547.170770][ T3517] br0: port 1(vx0) entered disabled state
[ 547.171135][ T3517] vx0: entered allmulticast mode
[ 547.172713][ T3517] vx0: entered promiscuous mode
[ 547.175091][ T3517] br0: port 1(vx0) entered blocking state
[ 547.175422][ T3517] br0: port 1(vx0) entered forwarding state
[ 552.144813][ T3547] veth0: renamed from veth1
[ 557.219089][ T3575] br0: port 1(vx0) entered blocking state
[ 557.219610][ T3575] br0: port 1(vx0) entered disabled state
[ 557.220108][ T3575] vx0: entered allmulticast mode
[ 557.222858][ T3575] vx0: entered promiscuous mode
[ 557.226637][ T3575] br0: port 1(vx0) entered blocking state
[ 557.227112][ T3575] br0: port 1(vx0) entered forwarding state
[ 564.177637][ T3605] br0: port 1(vx0) entered blocking state
[ 564.177976][ T3605] br0: port 1(vx0) entered disabled state
[ 564.178333][ T3605] vx0: entered allmulticast mode
[ 564.180235][ T3605] vx0: entered promiscuous mode
[ 564.189938][ T3605] br0: port 1(vx0) entered blocking state
[ 564.190414][ T3605] br0: port 1(vx0) entered forwarding state
#
# Control path: (*, G) operations - IPv6 overlay / IPv6 underlay
# --------------------------------------------------------------
# TEST: (*, G) MDB entry addition with source list [ OK ]
# TEST: (*, G) MDB entry presence after addition [ OK ]
# TEST: (S, G) MDB entry presence after addition [ OK ]
# TEST: (*, G) MDB entry replacement with source list [ OK ]
# TEST: (*, G) MDB entry presence after replacement [ OK ]
# TEST: (S, G) MDB entry presence after replacement [ OK ]
# TEST: (*, G) MDB entry deletion [ OK ]
# TEST: (*, G) MDB entry presence after deletion [ OK ]
# TEST: (S, G) MDB entry presence after deletion [ OK ]
# TEST: (*, G) MDB entry default filter mode [ OK ]
# TEST: (*, G) MDB entry after replacing filter mode to "include" [ OK ]
# TEST: (S, G) MDB entry after replacing filter mode to "include" [ OK ]
# TEST: "blocked" flag after replacing filter mode to "include" [ OK ]
# TEST: (*, G) MDB entry after replacing filter mode to "exclude" [ OK ]
# TEST: (S, G) MDB entry after replacing filter mode to "exclude" [ OK ]
# TEST: "blocked" flag after replacing filter mode to "exclude" [ OK ]
# TEST: (*, G) MDB entry default source list [ OK ]
# TEST: (S, G) MDB entry of 1st source after replacing source list [ OK ]
# TEST: (S, G) MDB entry of 2nd source after replacing source list [ OK ]
# TEST: (S, G) MDB entry of 3rd source after replacing source list [ OK ]
# TEST: (S, G) MDB entry of 1st source after removing source [ OK ]
# TEST: (S, G) MDB entry of 2nd source after removing source [ OK ]
# TEST: (S, G) MDB entry of 3rd source after removing source [ OK ]
# TEST: (*, G) MDB entry default protocol [ OK ]
# TEST: (S, G) MDB entry default protocol [ OK ]
# TEST: (*, G) MDB entry protocol after replacement [ OK ]
# TEST: (S, G) MDB entry protocol after replacement [ OK ]
# TEST: (*, G) MDB entry default destination port [ OK ]
# TEST: (S, G) MDB entry default destination port [ OK ]
# TEST: (*, G) MDB entry destination port after replacement [ OK ]
# TEST: (S, G) MDB entry destination port after replacement [ OK ]
# TEST: (*, G) MDB entry default destination VNI [ OK ]
# TEST: (S, G) MDB entry default destination VNI [ OK ]
# TEST: (*, G) MDB entry destination VNI after replacement [ OK ]
# TEST: (S, G) MDB entry destination VNI after replacement [ OK ]
# TEST: (*, G) MDB entry default outgoing interface [ OK ]
# TEST: (S, G) MDB entry default outgoing interface [ OK ]
# TEST: (*, G) MDB entry outgoing interface after replacement [ OK ]
# TEST: (S, G) MDB entry outgoing interface after replacement [ OK ]
# TEST: All-zeros group with filter mode [ OK ]
# TEST: All-zeros group with source list [ OK ]
# TEST: (*, G) INCLUDE with an empty source list [ OK ]
# TEST: Invalid source in source list [ OK ]
# TEST: Source list without filter mode [ OK ]
[ 584.038545][ T72] vx0: left allmulticast mode
[ 584.038856][ T72] vx0: left promiscuous mode
[ 584.039310][ T72] br0: port 1(vx0) entered disabled state
[ 584.544580][ T72] vx0: left allmulticast mode
[ 584.544915][ T72] vx0: left promiscuous mode
[ 584.545367][ T72] br0: port 1(vx0) entered disabled state
[ 585.052527][ T72] vx0: left allmulticast mode
[ 585.052845][ T72] vx0: left promiscuous mode
[ 585.053313][ T72] br0: port 1(vx0) entered disabled state
[ 585.582492][ T72] vx0: left allmulticast mode
[ 585.582783][ T72] vx0: left promiscuous mode
[ 585.583224][ T72] br0: port 1(vx0) entered disabled state
[ 588.377337][ T3799] veth0: renamed from veth1
[ 593.320947][ T3826] br0: port 1(vx0) entered blocking state
[ 593.321314][ T3826] br0: port 1(vx0) entered disabled state
[ 593.321644][ T3826] vx0: entered allmulticast mode
[ 593.323033][ T3826] vx0: entered promiscuous mode
[ 593.325489][ T3826] br0: port 1(vx0) entered blocking state
[ 593.325802][ T3826] br0: port 1(vx0) entered forwarding state
[ 600.159186][ T3856] br0: port 1(vx0) entered blocking state
[ 600.159943][ T3856] br0: port 1(vx0) entered disabled state
[ 600.160281][ T3856] vx0: entered allmulticast mode
[ 600.161822][ T3856] vx0: entered promiscuous mode
[ 600.164422][ T3856] br0: port 1(vx0) entered blocking state
[ 600.164734][ T3856] br0: port 1(vx0) entered forwarding state
[ 605.102914][ T3886] veth0: renamed from veth1
[ 609.930358][ T3914] br0: port 1(vx0) entered blocking state
[ 609.930839][ T3914] br0: port 1(vx0) entered disabled state
[ 609.931711][ T3914] vx0: entered allmulticast mode
[ 609.933926][ T3914] vx0: entered promiscuous mode
[ 609.946034][ T3914] br0: port 1(vx0) entered blocking state
[ 609.946539][ T3914] br0: port 1(vx0) entered forwarding state
[ 616.315733][ T3944] br0: port 1(vx0) entered blocking state
[ 616.316080][ T3944] br0: port 1(vx0) entered disabled state
[ 616.316444][ T3944] vx0: entered allmulticast mode
[ 616.317999][ T3944] vx0: entered promiscuous mode
[ 616.320846][ T3944] br0: port 1(vx0) entered blocking state
[ 616.321171][ T3944] br0: port 1(vx0) entered forwarding state
#
# Control path: (S, G) operations - IPv4 overlay / IPv4 underlay
# --------------------------------------------------------------
# TEST: (S, G) MDB entry default filter mode [ OK ]
# TEST: (S, G) with filter mode [ OK ]
# TEST: (S, G) with source list [ OK ]
# TEST: (S, G) with an invalid source list [ OK ]
# TEST: All-zeros group with source [ OK ]
[ 625.551615][ T72] vx0: left allmulticast mode
[ 625.551992][ T72] vx0: left promiscuous mode
[ 625.552548][ T72] br0: port 1(vx0) entered disabled state
[ 626.096496][ T72] vx0: left allmulticast mode
[ 626.096819][ T72] vx0: left promiscuous mode
[ 626.097293][ T72] br0: port 1(vx0) entered disabled state
[ 626.662664][ T72] vx0: left allmulticast mode
[ 626.663092][ T72] vx0: left promiscuous mode
[ 626.663749][ T72] br0: port 1(vx0) entered disabled state
[ 627.146686][ T72] vx0: left allmulticast mode
[ 627.147118][ T72] vx0: left promiscuous mode
[ 627.147758][ T72] br0: port 1(vx0) entered disabled state
[ 629.840469][ T4003] veth0: renamed from veth1
[ 634.585734][ T4030] br0: port 1(vx0) entered blocking state
[ 634.586101][ T4030] br0: port 1(vx0) entered disabled state
[ 634.587346][ T4030] vx0: entered allmulticast mode
[ 634.588913][ T4030] vx0: entered promiscuous mode
[ 634.591330][ T4030] br0: port 1(vx0) entered blocking state
[ 634.591661][ T4030] br0: port 1(vx0) entered forwarding state
[ 641.052846][ T4060] br0: port 1(vx0) entered blocking state
[ 641.053207][ T4060] br0: port 1(vx0) entered disabled state
[ 641.053544][ T4060] vx0: entered allmulticast mode
[ 641.054873][ T4060] vx0: entered promiscuous mode
[ 641.057482][ T4060] br0: port 1(vx0) entered blocking state
[ 641.057805][ T4060] br0: port 1(vx0) entered forwarding state
[ 646.051489][ T4091] veth0: renamed from veth1
[ 650.916597][ T4117] br0: port 1(vx0) entered blocking state
[ 650.917086][ T4117] br0: port 1(vx0) entered disabled state
[ 650.917822][ T4117] vx0: entered allmulticast mode
[ 650.920243][ T4117] vx0: entered promiscuous mode
[ 650.924115][ T4117] br0: port 1(vx0) entered blocking state
[ 650.924594][ T4117] br0: port 1(vx0) entered forwarding state
[ 657.550453][ T4147] br0: port 1(vx0) entered blocking state
[ 657.550798][ T4147] br0: port 1(vx0) entered disabled state
[ 657.551123][ T4147] vx0: entered allmulticast mode
[ 657.553041][ T4147] vx0: entered promiscuous mode
[ 657.555407][ T4147] br0: port 1(vx0) entered blocking state
[ 657.555718][ T4147] br0: port 1(vx0) entered forwarding state
#
# Control path: (S, G) operations - IPv6 overlay / IPv4 underlay
# --------------------------------------------------------------
# TEST: (S, G) MDB entry default filter mode [ OK ]
# TEST: (S, G) with filter mode [ OK ]
# TEST: (S, G) with source list [ OK ]
# TEST: (S, G) with an invalid source list [ OK ]
# TEST: All-zeros group with source [ OK ]
[ 666.968512][ T72] vx0: left allmulticast mode
[ 666.968837][ T72] vx0: left promiscuous mode
[ 666.969370][ T72] br0: port 1(vx0) entered disabled state
[ 667.498489][ T72] vx0: left allmulticast mode
[ 667.498941][ T72] vx0: left promiscuous mode
[ 667.499576][ T72] br0: port 1(vx0) entered disabled state
[ 668.003504][ T72] vx0: left allmulticast mode
[ 668.003805][ T72] vx0: left promiscuous mode
[ 668.004246][ T72] br0: port 1(vx0) entered disabled state
[ 668.562496][ T72] vx0: left allmulticast mode
[ 668.562833][ T72] vx0: left promiscuous mode
[ 668.563282][ T72] br0: port 1(vx0) entered disabled state
[ 671.340236][ T4208] veth0: renamed from veth1
[ 675.821048][ T4234] br0: port 1(vx0) entered blocking state
[ 675.821646][ T4234] br0: port 1(vx0) entered disabled state
[ 675.821981][ T4234] vx0: entered allmulticast mode
[ 675.823519][ T4234] vx0: entered promiscuous mode
[ 675.825999][ T4234] br0: port 1(vx0) entered blocking state
[ 675.826338][ T4234] br0: port 1(vx0) entered forwarding state
[ 682.658143][ T4264] br0: port 1(vx0) entered blocking state
[ 682.658515][ T4264] br0: port 1(vx0) entered disabled state
[ 682.658840][ T4264] vx0: entered allmulticast mode
[ 682.660415][ T4264] vx0: entered promiscuous mode
[ 682.662958][ T4264] br0: port 1(vx0) entered blocking state
[ 682.663291][ T4264] br0: port 1(vx0) entered forwarding state
[ 687.650904][ T4295] veth0: renamed from veth1
[ 692.538579][ T4322] br0: port 1(vx0) entered blocking state
[ 692.538929][ T4322] br0: port 1(vx0) entered disabled state
[ 692.539483][ T4322] vx0: entered allmulticast mode
[ 692.541091][ T4322] vx0: entered promiscuous mode
[ 692.543670][ T4322] br0: port 1(vx0) entered blocking state
[ 692.543986][ T4322] br0: port 1(vx0) entered forwarding state
[ 699.134007][ T4352] br0: port 1(vx0) entered blocking state
[ 699.134372][ T4352] br0: port 1(vx0) entered disabled state
[ 699.134701][ T4352] vx0: entered allmulticast mode
[ 699.136174][ T4352] vx0: entered promiscuous mode
[ 699.139909][ T4352] br0: port 1(vx0) entered blocking state
[ 699.140390][ T4352] br0: port 1(vx0) entered forwarding state
#
# Control path: (S, G) operations - IPv4 overlay / IPv6 underlay
# --------------------------------------------------------------
# TEST: (S, G) MDB entry default filter mode [ OK ]
# TEST: (S, G) with filter mode [ OK ]
# TEST: (S, G) with source list [ OK ]
# TEST: (S, G) with an invalid source list [ OK ]
# TEST: All-zeros group with source [ OK ]
[ 708.276566][ T72] vx0: left allmulticast mode
[ 708.276903][ T72] vx0: left promiscuous mode
[ 708.277393][ T72] br0: port 1(vx0) entered disabled state
[ 708.845509][ T72] vx0: left allmulticast mode
[ 708.845820][ T72] vx0: left promiscuous mode
[ 708.846295][ T72] br0: port 1(vx0) entered disabled state
[ 709.315707][ T72] vx0: left allmulticast mode
[ 709.316145][ T72] vx0: left promiscuous mode
[ 709.316772][ T72] br0: port 1(vx0) entered disabled state
[ 709.828687][ T72] vx0: left allmulticast mode
[ 709.829131][ T72] vx0: left promiscuous mode
[ 709.829761][ T72] br0: port 1(vx0) entered disabled state
[ 712.521089][ T4411] veth0: renamed from veth1
[ 717.142649][ T4438] br0: port 1(vx0) entered blocking state
[ 717.143006][ T4438] br0: port 1(vx0) entered disabled state
[ 717.143363][ T4438] vx0: entered allmulticast mode
[ 717.144746][ T4438] vx0: entered promiscuous mode
[ 717.147374][ T4438] br0: port 1(vx0) entered blocking state
[ 717.147691][ T4438] br0: port 1(vx0) entered forwarding state
[ 723.669771][ T4468] br0: port 1(vx0) entered blocking state
[ 723.670283][ T4468] br0: port 1(vx0) entered disabled state
[ 723.670763][ T4468] vx0: entered allmulticast mode
[ 723.672742][ T4468] vx0: entered promiscuous mode
[ 723.675157][ T4468] br0: port 1(vx0) entered blocking state
[ 723.675490][ T4468] br0: port 1(vx0) entered forwarding state
[ 728.616242][ T4499] veth0: renamed from veth1
[ 733.463326][ T4526] br0: port 1(vx0) entered blocking state
[ 733.463671][ T4526] br0: port 1(vx0) entered disabled state
[ 733.463997][ T4526] vx0: entered allmulticast mode
[ 733.465522][ T4526] vx0: entered promiscuous mode
[ 733.467911][ T4526] br0: port 1(vx0) entered blocking state
[ 733.468238][ T4526] br0: port 1(vx0) entered forwarding state
[ 740.145964][ T4556] br0: port 1(vx0) entered blocking state
[ 740.146470][ T4556] br0: port 1(vx0) entered disabled state
[ 740.146951][ T4556] vx0: entered allmulticast mode
[ 740.150755][ T4556] vx0: entered promiscuous mode
[ 740.154462][ T4556] br0: port 1(vx0) entered blocking state
[ 740.154918][ T4556] br0: port 1(vx0) entered forwarding state
#
# Control path: (S, G) operations - IPv6 overlay / IPv6 underlay
# --------------------------------------------------------------
# TEST: (S, G) MDB entry default filter mode [ OK ]
# TEST: (S, G) with filter mode [ OK ]
# TEST: (S, G) with source list [ OK ]
# TEST: (S, G) with an invalid source list [ OK ]
# TEST: All-zeros group with source [ OK ]
[ 749.434631][ T72] vx0: left allmulticast mode
[ 749.435071][ T72] vx0: left promiscuous mode
[ 749.435715][ T72] br0: port 1(vx0) entered disabled state
[ 749.920466][ T72] vx0: left allmulticast mode
[ 749.920776][ T72] vx0: left promiscuous mode
[ 749.921233][ T72] br0: port 1(vx0) entered disabled state
[ 750.443537][ T72] vx0: left allmulticast mode
[ 750.443877][ T72] vx0: left promiscuous mode
[ 750.444347][ T72] br0: port 1(vx0) entered disabled state
[ 750.983617][ T72] vx0: left allmulticast mode
[ 750.984012][ T72] vx0: left promiscuous mode
[ 750.984603][ T72] br0: port 1(vx0) entered disabled state
[ 753.944452][ T4615] veth0: renamed from veth1
[ 758.900938][ T4642] br0: port 1(vx0) entered blocking state
[ 758.902160][ T4642] br0: port 1(vx0) entered disabled state
[ 758.903023][ T4642] vx0: entered allmulticast mode
[ 758.904994][ T4642] vx0: entered promiscuous mode
[ 758.908725][ T4642] br0: port 1(vx0) entered blocking state
[ 758.909227][ T4642] br0: port 1(vx0) entered forwarding state
[ 765.619451][ T4672] br0: port 1(vx0) entered blocking state
[ 765.619784][ T4672] br0: port 1(vx0) entered disabled state
[ 765.620120][ T4672] vx0: entered allmulticast mode
[ 765.621709][ T4672] vx0: entered promiscuous mode
[ 765.624158][ T4672] br0: port 1(vx0) entered blocking state
[ 765.624489][ T4672] br0: port 1(vx0) entered forwarding state
[ 770.839303][ T4703] veth0: renamed from veth1
[ 775.752506][ T4730] br0: port 1(vx0) entered blocking state
[ 775.752912][ T4730] br0: port 1(vx0) entered disabled state
[ 775.753321][ T4730] vx0: entered allmulticast mode
[ 775.755327][ T4730] vx0: entered promiscuous mode
[ 775.758291][ T4730] br0: port 1(vx0) entered blocking state
[ 775.758665][ T4730] br0: port 1(vx0) entered forwarding state
[ 782.671060][ T4760] br0: port 1(vx0) entered blocking state
[ 782.671974][ T4760] br0: port 1(vx0) entered disabled state
[ 782.672318][ T4760] vx0: entered allmulticast mode
[ 782.673874][ T4760] vx0: entered promiscuous mode
[ 782.681314][ T4760] br0: port 1(vx0) entered blocking state
[ 782.681634][ T4760] br0: port 1(vx0) entered forwarding state
#
# Control path: Large scale MDB dump - IPv4 overlay / IPv4 underlay
# -----------------------------------------------------------------
# TEST: Large scale dump - VXLAN device #1 [ OK ]
# TEST: Large scale dump - VXLAN device #2 [ OK ]
[ 831.884680][ T72] vx0: left allmulticast mode
[ 831.885108][ T72] vx0: left promiscuous mode
[ 831.885636][ T72] br0: port 1(vx0) entered disabled state
[ 832.458617][ T72] vx0: left allmulticast mode
[ 832.459051][ T72] vx0: left promiscuous mode
[ 832.459662][ T72] br0: port 1(vx0) entered disabled state
[ 833.021628][ T72] vx0: left allmulticast mode
[ 833.022034][ T72] vx0: left promiscuous mode
[ 833.022606][ T72] br0: port 1(vx0) entered disabled state
[ 833.537363][ T72] vx0: left allmulticast mode
[ 833.537797][ T72] vx0: left promiscuous mode
[ 833.538405][ T72] br0: port 1(vx0) entered disabled state
[ 841.660233][ T5080] veth0: renamed from veth1
[ 846.634097][ T5107] br0: port 1(vx0) entered blocking state
[ 846.634451][ T5107] br0: port 1(vx0) entered disabled state
[ 846.634822][ T5107] vx0: entered allmulticast mode
[ 846.636793][ T5107] vx0: entered promiscuous mode
[ 846.644678][ T5107] br0: port 1(vx0) entered blocking state
[ 846.644995][ T5107] br0: port 1(vx0) entered forwarding state
[ 853.327091][ T5137] br0: port 1(vx0) entered blocking state
[ 853.327632][ T5137] br0: port 1(vx0) entered disabled state
[ 853.328142][ T5137] vx0: entered allmulticast mode
[ 853.331057][ T5137] vx0: entered promiscuous mode
[ 853.334966][ T5137] br0: port 1(vx0) entered blocking state
[ 853.335463][ T5137] br0: port 1(vx0) entered forwarding state
[ 859.012007][ T5168] veth0: renamed from veth1
[ 864.071953][ T5195] br0: port 1(vx0) entered blocking state
[ 864.072327][ T5195] br0: port 1(vx0) entered disabled state
[ 864.072667][ T5195] vx0: entered allmulticast mode
[ 864.074153][ T5195] vx0: entered promiscuous mode
[ 864.076988][ T5195] br0: port 1(vx0) entered blocking state
[ 864.077332][ T5195] br0: port 1(vx0) entered forwarding state
[ 870.707034][ T5225] br0: port 1(vx0) entered blocking state
[ 870.707416][ T5225] br0: port 1(vx0) entered disabled state
[ 870.707747][ T5225] vx0: entered allmulticast mode
[ 870.709070][ T5225] vx0: entered promiscuous mode
[ 870.711719][ T5225] br0: port 1(vx0) entered blocking state
[ 870.712035][ T5225] br0: port 1(vx0) entered forwarding state
#
# Control path: Large scale MDB dump - IPv6 overlay / IPv4 underlay
# -----------------------------------------------------------------
# TEST: Large scale dump - VXLAN device #1 [ OK ]
# TEST: Large scale dump - VXLAN device #2 [ OK ]
[ 1242.027486][ T72] vx0: left allmulticast mode
[ 1242.027774][ T72] vx0: left promiscuous mode
[ 1242.028236][ T72] br0: port 1(vx0) entered disabled state
[ 1242.631575][ T72] vx0: left allmulticast mode
[ 1242.632040][ T72] vx0: left promiscuous mode
[ 1242.632691][ T72] br0: port 1(vx0) entered disabled state
[ 1243.170590][ T72] vx0: left allmulticast mode
[ 1243.171025][ T72] vx0: left promiscuous mode
[ 1243.171667][ T72] br0: port 1(vx0) entered disabled state
[ 1243.678860][ T72] vx0: left allmulticast mode
[ 1243.679148][ T72] vx0: left promiscuous mode
[ 1243.679596][ T72] br0: port 1(vx0) entered disabled state
[ 1251.116366][ T5853] veth0: renamed from veth1
[ 1255.909604][ T5880] br0: port 1(vx0) entered blocking state
[ 1255.909954][ T5880] br0: port 1(vx0) entered disabled state
[ 1255.910327][ T5880] vx0: entered allmulticast mode
[ 1255.911666][ T5880] vx0: entered promiscuous mode
[ 1255.914571][ T5880] br0: port 1(vx0) entered blocking state
[ 1255.914886][ T5880] br0: port 1(vx0) entered forwarding state
[ 1262.138931][ T5910] br0: port 1(vx0) entered blocking state
[ 1262.139444][ T5910] br0: port 1(vx0) entered disabled state
[ 1262.139944][ T5910] vx0: entered allmulticast mode
[ 1262.142271][ T5910] vx0: entered promiscuous mode
[ 1262.144604][ T5910] br0: port 1(vx0) entered blocking state
[ 1262.144932][ T5910] br0: port 1(vx0) entered forwarding state
[ 1267.062887][ T5940] veth0: renamed from veth1
[ 1271.692586][ T5967] br0: port 1(vx0) entered blocking state
[ 1271.693070][ T5967] br0: port 1(vx0) entered disabled state
[ 1271.693591][ T5967] vx0: entered allmulticast mode
[ 1271.695576][ T5967] vx0: entered promiscuous mode
[ 1271.697942][ T5967] br0: port 1(vx0) entered blocking state
[ 1271.698273][ T5967] br0: port 1(vx0) entered forwarding state
[ 1278.044092][ T5997] br0: port 1(vx0) entered blocking state
[ 1278.044456][ T5997] br0: port 1(vx0) entered disabled state
[ 1278.044801][ T5997] vx0: entered allmulticast mode
[ 1278.046135][ T5997] vx0: entered promiscuous mode
[ 1278.054013][ T5997] br0: port 1(vx0) entered blocking state
[ 1278.054361][ T5997] br0: port 1(vx0) entered forwarding state
#
# Control path: Large scale MDB dump - IPv4 overlay / IPv6 underlay
# -----------------------------------------------------------------
# TEST: Large scale dump - VXLAN device #1 [ OK ]
# TEST: Large scale dump - VXLAN device #2 [ OK ]
[ 1325.063569][ T72] vx0: left allmulticast mode
[ 1325.063868][ T72] vx0: left promiscuous mode
[ 1325.064288][ T72] br0: port 1(vx0) entered disabled state
[ 1325.563761][ T72] vx0: left allmulticast mode
[ 1325.564058][ T72] vx0: left promiscuous mode
[ 1325.564471][ T72] br0: port 1(vx0) entered disabled state
[ 1331.271823][ T72] vx0: left allmulticast mode
[ 1331.272128][ T72] vx0: left promiscuous mode
[ 1331.272547][ T72] br0: port 1(vx0) entered disabled state
[ 1331.281319][ T72] vx0: left allmulticast mode
[ 1331.281630][ T72] vx0: left promiscuous mode
[ 1331.282054][ T72] br0: port 1(vx0) entered disabled state
[ 1332.976127][ T6315] veth0: renamed from veth1
[ 1337.556291][ T6343] br0: port 1(vx0) entered blocking state
[ 1337.556631][ T6343] br0: port 1(vx0) entered disabled state
[ 1337.556972][ T6343] vx0: entered allmulticast mode
[ 1337.558597][ T6343] vx0: entered promiscuous mode
[ 1337.561592][ T6343] br0: port 1(vx0) entered blocking state
[ 1337.561924][ T6343] br0: port 1(vx0) entered forwarding state
[ 1343.809507][ T6373] br0: port 1(vx0) entered blocking state
[ 1343.809864][ T6373] br0: port 1(vx0) entered disabled state
[ 1343.810212][ T6373] vx0: entered allmulticast mode
[ 1343.811638][ T6373] vx0: entered promiscuous mode
[ 1343.814288][ T6373] br0: port 1(vx0) entered blocking state
[ 1343.814615][ T6373] br0: port 1(vx0) entered forwarding state
[ 1348.447162][ T6404] veth0: renamed from veth1
[ 1353.018032][ T6430] br0: port 1(vx0) entered blocking state
[ 1353.018504][ T6430] br0: port 1(vx0) entered disabled state
[ 1353.018850][ T6430] vx0: entered allmulticast mode
[ 1353.020555][ T6430] vx0: entered promiscuous mode
[ 1353.022922][ T6430] br0: port 1(vx0) entered blocking state
[ 1353.023249][ T6430] br0: port 1(vx0) entered forwarding state
[ 1359.001421][ T6460] br0: port 1(vx0) entered blocking state
[ 1359.001907][ T6460] br0: port 1(vx0) entered disabled state
[ 1359.002442][ T6460] vx0: entered allmulticast mode
[ 1359.004949][ T6460] vx0: entered promiscuous mode
[ 1359.008815][ T6460] br0: port 1(vx0) entered blocking state
[ 1359.009285][ T6460] br0: port 1(vx0) entered forwarding state
#
# Control path: Large scale MDB dump - IPv6 overlay / IPv6 underlay
# -----------------------------------------------------------------
# TEST: Large scale dump - VXLAN device #1 [ OK ]
# TEST: Large scale dump - VXLAN device #2 [ OK ]
[ 1709.533501][ T72] vx0: left allmulticast mode
[ 1709.533814][ T72] vx0: left promiscuous mode
[ 1709.534282][ T72] br0: port 1(vx0) entered disabled state
[ 1710.020764][ T72] vx0: left allmulticast mode
[ 1710.021075][ T72] vx0: left promiscuous mode
[ 1710.021504][ T72] br0: port 1(vx0) entered disabled state
[ 1715.588927][ T72] vx0: left allmulticast mode
[ 1715.589255][ T72] vx0: left promiscuous mode
[ 1715.589675][ T72] br0: port 1(vx0) entered disabled state
[ 1715.603398][ T72] vx0: left allmulticast mode
[ 1715.603677][ T72] vx0: left promiscuous mode
[ 1715.604052][ T72] br0: port 1(vx0) entered disabled state
[ 1717.354505][ T7089] veth0: renamed from veth1
[ 1721.821236][ T7115] br0: port 1(vx0) entered blocking state
[ 1721.821574][ T7115] br0: port 1(vx0) entered disabled state
[ 1721.821895][ T7115] vx0: entered allmulticast mode
[ 1721.823297][ T7115] vx0: entered promiscuous mode
[ 1721.826049][ T7115] br0: port 1(vx0) entered blocking state
[ 1721.826392][ T7115] br0: port 1(vx0) entered forwarding state
[ 1728.117015][ T7145] br0: port 1(vx0) entered blocking state
[ 1728.117403][ T7145] br0: port 1(vx0) entered disabled state
[ 1728.117752][ T7145] vx0: entered allmulticast mode
[ 1728.119172][ T7145] vx0: entered promiscuous mode
[ 1728.121947][ T7145] br0: port 1(vx0) entered blocking state
[ 1728.122302][ T7145] br0: port 1(vx0) entered forwarding state
[ 1732.836165][ T7176] veth0: renamed from veth1
[ 1737.430156][ T7203] br0: port 1(vx0) entered blocking state
[ 1737.430529][ T7203] br0: port 1(vx0) entered disabled state
[ 1737.430861][ T7203] vx0: entered allmulticast mode
[ 1737.432161][ T7203] vx0: entered promiscuous mode
[ 1737.434497][ T7203] br0: port 1(vx0) entered blocking state
[ 1737.434812][ T7203] br0: port 1(vx0) entered forwarding state
[ 1743.581685][ T7233] br0: port 1(vx0) entered blocking state
[ 1743.582184][ T7233] br0: port 1(vx0) entered disabled state
[ 1743.582712][ T7233] vx0: entered allmulticast mode
[ 1743.585568][ T7233] vx0: entered promiscuous mode
[ 1743.589275][ T7233] br0: port 1(vx0) entered blocking state
[ 1743.589740][ T7233] br0: port 1(vx0) entered forwarding state
#
# Control path: Flush
# -------------------
# TEST: Flush all [ OK ]
# TEST: Flush by port [ OK ]
# TEST: Flush by wrong port [ OK ]
# TEST: Flush by specified source VNI [ OK ]
# TEST: Flush by unspecified source VNI [ OK ]
# TEST: Flush by "permanent" state [ OK ]
# TEST: Flush by "nopermanent" state [ OK ]
# TEST: Flush by specified routing protocol [ OK ]
# TEST: Flush by unspecified routing protocol [ OK ]
# TEST: Flush by specified destination IP - IPv4 [ OK ]
# TEST: Flush by unspecified destination IP - IPv4 [ OK ]
# TEST: Flush by specified destination IP - IPv6 [ OK ]
# TEST: Flush by unspecified destination IP - IPv6 [ OK ]
# TEST: Flush by specified UDP destination port [ OK ]
# TEST: Flush by unspecified UDP destination port [ OK ]
# TEST: Flush by device's UDP destination port [ OK ]
# TEST: Flush by unspecified UDP destination port [ OK ]
# TEST: Flush by specified destination VNI [ OK ]
# TEST: Flush by unspecified destination VNI [ OK ]
# TEST: Flush by destination VNI equal to source VNI [ OK ]
# TEST: Flush by unspecified destination VNI [ OK ]
# TEST: Flush by VLAN ID [ OK ]
[ 1764.291655][ T72] vx0: left allmulticast mode
[ 1764.291964][ T72] vx0: left promiscuous mode
[ 1764.292377][ T72] br0: port 1(vx0) entered disabled state
[ 1764.795342][ T72] vx0: left allmulticast mode
[ 1764.795634][ T72] vx0: left promiscuous mode
[ 1764.796051][ T72] br0: port 1(vx0) entered disabled state
[ 1765.259472][ T72] vx0: left allmulticast mode
[ 1765.259762][ T72] vx0: left promiscuous mode
[ 1765.260182][ T72] br0: port 1(vx0) entered disabled state
[ 1765.737481][ T72] vx0: left allmulticast mode
[ 1765.737769][ T72] vx0: left promiscuous mode
[ 1765.738182][ T72] br0: port 1(vx0) entered disabled state
[ 1768.245072][ T7438] veth0: renamed from veth1
[ 1772.654677][ T7464] br0: port 1(vx0) entered blocking state
[ 1772.655012][ T7464] br0: port 1(vx0) entered disabled state
[ 1772.655361][ T7464] vx0: entered allmulticast mode
[ 1772.656954][ T7464] vx0: entered promiscuous mode
[ 1772.659983][ T7464] br0: port 1(vx0) entered blocking state
[ 1772.660316][ T7464] br0: port 1(vx0) entered forwarding state
[ 1778.803981][ T7494] br0: port 1(vx0) entered blocking state
[ 1778.804342][ T7494] br0: port 1(vx0) entered disabled state
[ 1778.804668][ T7494] vx0: entered allmulticast mode
[ 1778.805976][ T7494] vx0: entered promiscuous mode
[ 1778.808625][ T7494] br0: port 1(vx0) entered blocking state
[ 1778.808958][ T7494] br0: port 1(vx0) entered forwarding state
[ 1783.402433][ T7525] veth0: renamed from veth1
[ 1787.896059][ T7552] br0: port 1(vx0) entered blocking state
[ 1787.896418][ T7552] br0: port 1(vx0) entered disabled state
[ 1787.896744][ T7552] vx0: entered allmulticast mode
[ 1787.898064][ T7552] vx0: entered promiscuous mode
[ 1787.900636][ T7552] br0: port 1(vx0) entered blocking state
[ 1787.900953][ T7552] br0: port 1(vx0) entered forwarding state
[ 1794.120171][ T7582] br0: port 1(vx0) entered blocking state
[ 1794.120684][ T7582] br0: port 1(vx0) entered disabled state
[ 1794.121168][ T7582] vx0: entered allmulticast mode
[ 1794.123995][ T7582] vx0: entered promiscuous mode
[ 1794.127724][ T7582] br0: port 1(vx0) entered blocking state
[ 1794.128181][ T7582] br0: port 1(vx0) entered forwarding state
#
# Data path: Encapsulation parameters - IPv4 overlay / IPv4 underlay
# ------------------------------------------------------------------
[ 1803.500319][ T7615] GACT probability NOT on
# TEST: Destination IP - match [ OK ]
# TEST: Destination IP - no match [ OK ]
# TEST: Default destination port - match [ OK ]
# TEST: Default destination port - no match [ OK ]
# TEST: Non-default destination port - match [ OK ]
# TEST: Non-default destination port - no match [ OK ]
# TEST: Default destination VNI - match [ OK ]
# TEST: Default destination VNI - no match [ OK ]
# TEST: Non-default destination VNI - match [ OK ]
# TEST: Non-default destination VNI - no match [ OK ]
[ 1815.399559][ T72] vx0: left allmulticast mode
[ 1815.399928][ T72] vx0: left promiscuous mode
[ 1815.400532][ T72] br0: port 1(vx0) entered disabled state
[ 1815.866658][ T72] vx0: left allmulticast mode
[ 1815.867039][ T72] vx0: left promiscuous mode
[ 1815.867576][ T72] br0: port 1(vx0) entered disabled state
[ 1816.344491][ T72] vx0: left allmulticast mode
[ 1816.344779][ T72] vx0: left promiscuous mode
[ 1816.345181][ T72] br0: port 1(vx0) entered disabled state
[ 1816.809573][ T72] vx0: left allmulticast mode
[ 1816.809884][ T72] vx0: left promiscuous mode
[ 1816.810343][ T72] br0: port 1(vx0) entered disabled state
[ 1819.280677][ T7742] veth0: renamed from veth1
[ 1823.718423][ T7769] br0: port 1(vx0) entered blocking state
[ 1823.718759][ T7769] br0: port 1(vx0) entered disabled state
[ 1823.719088][ T7769] vx0: entered allmulticast mode
[ 1823.720663][ T7769] vx0: entered promiscuous mode
[ 1823.723576][ T7769] br0: port 1(vx0) entered blocking state
[ 1823.723890][ T7769] br0: port 1(vx0) entered forwarding state
[ 1829.889610][ T7799] br0: port 1(vx0) entered blocking state
[ 1829.890120][ T7799] br0: port 1(vx0) entered disabled state
[ 1829.890653][ T7799] vx0: entered allmulticast mode
[ 1829.893419][ T7799] vx0: entered promiscuous mode
[ 1829.897639][ T7799] br0: port 1(vx0) entered blocking state
[ 1829.898112][ T7799] br0: port 1(vx0) entered forwarding state
[ 1834.586587][ T7830] veth0: renamed from veth1
[ 1839.156913][ T7857] br0: port 1(vx0) entered blocking state
[ 1839.157274][ T7857] br0: port 1(vx0) entered disabled state
[ 1839.157603][ T7857] vx0: entered allmulticast mode
[ 1839.158932][ T7857] vx0: entered promiscuous mode
[ 1839.161270][ T7857] br0: port 1(vx0) entered blocking state
[ 1839.161582][ T7857] br0: port 1(vx0) entered forwarding state
[ 1845.382121][ T7887] br0: port 1(vx0) entered blocking state
[ 1845.382488][ T7887] br0: port 1(vx0) entered disabled state
[ 1845.382814][ T7887] vx0: entered allmulticast mode
[ 1845.384165][ T7887] vx0: entered promiscuous mode
[ 1845.386957][ T7887] br0: port 1(vx0) entered blocking state
[ 1845.387285][ T7887] br0: port 1(vx0) entered forwarding state
#
# Data path: Encapsulation parameters - IPv6 overlay / IPv4 underlay
# ------------------------------------------------------------------
# TEST: Destination IP - match [ OK ]
# TEST: Destination IP - no match [ OK ]
# TEST: Default destination port - match [ OK ]
# TEST: Default destination port - no match [ OK ]
# TEST: Non-default destination port - match [ OK ]
# TEST: Non-default destination port - no match [ OK ]
# TEST: Default destination VNI - match [ OK ]
# TEST: Default destination VNI - no match [ OK ]
# TEST: Non-default destination VNI - match [ OK ]
# TEST: Non-default destination VNI - no match [ OK ]
[ 1865.803492][ T72] vx0: left allmulticast mode
[ 1865.803781][ T72] vx0: left promiscuous mode
[ 1865.804206][ T72] br0: port 1(vx0) entered disabled state
[ 1866.296445][ T72] vx0: left allmulticast mode
[ 1866.296735][ T72] vx0: left promiscuous mode
[ 1866.297141][ T72] br0: port 1(vx0) entered disabled state
[ 1866.758491][ T72] vx0: left allmulticast mode
[ 1866.758777][ T72] vx0: left promiscuous mode
[ 1866.759212][ T72] br0: port 1(vx0) entered disabled state
[ 1867.246536][ T72] vx0: left allmulticast mode
[ 1867.246827][ T72] vx0: left promiscuous mode
[ 1867.247286][ T72] br0: port 1(vx0) entered disabled state
[ 1869.634975][ T8043] veth0: renamed from veth1
[ 1874.108291][ T8070] br0: port 1(vx0) entered blocking state
[ 1874.108638][ T8070] br0: port 1(vx0) entered disabled state
[ 1874.108968][ T8070] vx0: entered allmulticast mode
[ 1874.110334][ T8070] vx0: entered promiscuous mode
[ 1874.113327][ T8070] br0: port 1(vx0) entered blocking state
[ 1874.113643][ T8070] br0: port 1(vx0) entered forwarding state
[ 1880.226500][ T8100] br0: port 1(vx0) entered blocking state
[ 1880.226990][ T8100] br0: port 1(vx0) entered disabled state
[ 1880.227879][ T8100] vx0: entered allmulticast mode
[ 1880.229824][ T8100] vx0: entered promiscuous mode
[ 1880.232484][ T8100] br0: port 1(vx0) entered blocking state
[ 1880.232796][ T8100] br0: port 1(vx0) entered forwarding state
[ 1884.740623][ T8131] veth0: renamed from veth1
[ 1889.253153][ T8158] br0: port 1(vx0) entered blocking state
[ 1889.253751][ T8158] br0: port 1(vx0) entered disabled state
[ 1889.254094][ T8158] vx0: entered allmulticast mode
[ 1889.255716][ T8158] vx0: entered promiscuous mode
[ 1889.258011][ T8158] br0: port 1(vx0) entered blocking state
[ 1889.258337][ T8158] br0: port 1(vx0) entered forwarding state
[ 1895.233478][ T8188] br0: port 1(vx0) entered blocking state
[ 1895.233817][ T8188] br0: port 1(vx0) entered disabled state
[ 1895.234142][ T8188] vx0: entered allmulticast mode
[ 1895.235757][ T8188] vx0: entered promiscuous mode
[ 1895.238292][ T8188] br0: port 1(vx0) entered blocking state
[ 1895.238631][ T8188] br0: port 1(vx0) entered forwarding state
#
# Data path: Encapsulation parameters - IPv4 overlay / IPv6 underlay
# ------------------------------------------------------------------
[ 1904.416001][ T8219] mausezahn (8219) used greatest stack depth: 23776 bytes left
# TEST: Destination IP - match [ OK ]
# TEST: Destination IP - no match [ OK ]
# TEST: Default destination port - match [ OK ]
# TEST: Default destination port - no match [ OK ]
# TEST: Non-default destination port - match [ OK ]
# TEST: Non-default destination port - no match [ OK ]
# TEST: Default destination VNI - match [ OK ]
# TEST: Default destination VNI - no match [ OK ]
# TEST: Non-default destination VNI - match [ OK ]
# TEST: Non-default destination VNI - no match [ OK ]
[ 1915.490548][ T72] vx0: left allmulticast mode
[ 1915.490873][ T72] vx0: left promiscuous mode
[ 1915.491358][ T72] br0: port 1(vx0) entered disabled state
[ 1915.989243][ T72] vx0: left allmulticast mode
[ 1915.989647][ T72] vx0: left promiscuous mode
[ 1915.990210][ T72] br0: port 1(vx0) entered disabled state
[ 1916.480596][ T72] vx0: left allmulticast mode
[ 1916.480983][ T72] vx0: left promiscuous mode
[ 1916.481519][ T72] br0: port 1(vx0) entered disabled state
[ 1916.925478][ T72] vx0: left allmulticast mode
[ 1916.925769][ T72] vx0: left promiscuous mode
[ 1916.926178][ T72] br0: port 1(vx0) entered disabled state
[ 1919.448125][ T8344] veth0: renamed from veth1
[ 1923.917227][ T8370] br0: port 1(vx0) entered blocking state
[ 1923.917585][ T8370] br0: port 1(vx0) entered disabled state
[ 1923.917933][ T8370] vx0: entered allmulticast mode
[ 1923.919560][ T8370] vx0: entered promiscuous mode
[ 1923.921867][ T8370] br0: port 1(vx0) entered blocking state
[ 1923.922176][ T8370] br0: port 1(vx0) entered forwarding state
[ 1930.089859][ T8400] br0: port 1(vx0) entered blocking state
[ 1930.090217][ T8400] br0: port 1(vx0) entered disabled state
[ 1930.090542][ T8400] vx0: entered allmulticast mode
[ 1930.092063][ T8400] vx0: entered promiscuous mode
[ 1930.094390][ T8400] br0: port 1(vx0) entered blocking state
[ 1930.094699][ T8400] br0: port 1(vx0) entered forwarding state
[ 1934.867673][ T8431] veth0: renamed from veth1
[ 1939.668650][ T8457] br0: port 1(vx0) entered blocking state
[ 1939.668988][ T8457] br0: port 1(vx0) entered disabled state
[ 1939.669815][ T8457] vx0: entered allmulticast mode
[ 1939.671677][ T8457] vx0: entered promiscuous mode
[ 1939.681747][ T8457] br0: port 1(vx0) entered blocking state
[ 1939.682225][ T8457] br0: port 1(vx0) entered forwarding state
[ 1945.791133][ T8487] br0: port 1(vx0) entered blocking state
[ 1945.791499][ T8487] br0: port 1(vx0) entered disabled state
[ 1945.791832][ T8487] vx0: entered allmulticast mode
[ 1945.793166][ T8487] vx0: entered promiscuous mode
[ 1945.796150][ T8487] br0: port 1(vx0) entered blocking state
[ 1945.796489][ T8487] br0: port 1(vx0) entered forwarding state
#
# Data path: Encapsulation parameters - IPv6 overlay / IPv6 underlay
# ------------------------------------------------------------------
# TEST: Destination IP - match [ OK ]
# TEST: Destination IP - no match [ OK ]
# TEST: Default destination port - match [ OK ]
# TEST: Default destination port - no match [ OK ]
# TEST: Non-default destination port - match [ OK ]
# TEST: Non-default destination port - no match [ OK ]
# TEST: Default destination VNI - match [ OK ]
# TEST: Default destination VNI - no match [ OK ]
# TEST: Non-default destination VNI - match [ OK ]
# TEST: Non-default destination VNI - no match [ OK ]
[ 1966.043507][ T72] vx0: left allmulticast mode
[ 1966.043808][ T72] vx0: left promiscuous mode
[ 1966.044248][ T72] br0: port 1(vx0) entered disabled state
[ 1966.529650][ T72] vx0: left allmulticast mode
[ 1966.530058][ T72] vx0: left promiscuous mode
[ 1966.530647][ T72] br0: port 1(vx0) entered disabled state
[ 1967.037527][ T72] vx0: left allmulticast mode
[ 1967.037819][ T72] vx0: left promiscuous mode
[ 1967.038315][ T72] br0: port 1(vx0) entered disabled state
[ 1967.540717][ T72] vx0: left allmulticast mode
[ 1967.541135][ T72] vx0: left promiscuous mode
[ 1967.541750][ T72] br0: port 1(vx0) entered disabled state
[ 1970.092541][ T8643] veth0: renamed from veth1
[ 1974.501892][ T8669] br0: port 1(vx0) entered blocking state
[ 1974.502242][ T8669] br0: port 1(vx0) entered disabled state
[ 1974.502568][ T8669] vx0: entered allmulticast mode
[ 1974.503881][ T8669] vx0: entered promiscuous mode
[ 1974.506617][ T8669] br0: port 1(vx0) entered blocking state
[ 1974.506936][ T8669] br0: port 1(vx0) entered forwarding state
[ 1980.737349][ T8699] br0: port 1(vx0) entered blocking state
[ 1980.737688][ T8699] br0: port 1(vx0) entered disabled state
[ 1980.738008][ T8699] vx0: entered allmulticast mode
[ 1980.739559][ T8699] vx0: entered promiscuous mode
[ 1980.742745][ T8699] br0: port 1(vx0) entered blocking state
[ 1980.743056][ T8699] br0: port 1(vx0) entered forwarding state
[ 1985.391170][ T8730] veth0: renamed from veth1
[ 1989.904354][ T8757] br0: port 1(vx0) entered blocking state
[ 1989.904703][ T8757] br0: port 1(vx0) entered disabled state
[ 1989.905041][ T8757] vx0: entered allmulticast mode
[ 1989.906544][ T8757] vx0: entered promiscuous mode
[ 1989.909178][ T8757] br0: port 1(vx0) entered blocking state
[ 1989.909512][ T8757] br0: port 1(vx0) entered forwarding state
[ 1996.171453][ T8787] br0: port 1(vx0) entered blocking state
[ 1996.171800][ T8787] br0: port 1(vx0) entered disabled state
[ 1996.172123][ T8787] vx0: entered allmulticast mode
[ 1996.173690][ T8787] vx0: entered promiscuous mode
[ 1996.176112][ T8787] br0: port 1(vx0) entered blocking state
[ 1996.176440][ T8787] br0: port 1(vx0) entered forwarding state
#
# Data path: (*, G) EXCLUDE - IR - IPv4 overlay / IPv4 underlay
# -------------------------------------------------------------
# TEST: Block excluded source - first VTEP [ OK ]
# TEST: Block excluded source - second VTEP [ OK ]
# TEST: Forward valid source - first VTEP [ OK ]
# TEST: Forward valid source - second VTEP [ OK ]
# TEST: Block excluded source after removal - first VTEP [ OK ]
# TEST: Block excluded source after removal - second VTEP [ OK ]
# TEST: Forward valid source after removal - first VTEP [ OK ]
# TEST: Forward valid source after removal - second VTEP [ OK ]
[ 2010.011506][ T72] vx0: left allmulticast mode
[ 2010.011900][ T72] vx0: left promiscuous mode
[ 2010.012359][ T72] br0: port 1(vx0) entered disabled state
[ 2010.434549][ T72] vx0: left allmulticast mode
[ 2010.434842][ T72] vx0: left promiscuous mode
[ 2010.435308][ T72] br0: port 1(vx0) entered disabled state
[ 2010.900516][ T72] vx0: left allmulticast mode
[ 2010.900818][ T72] vx0: left promiscuous mode
[ 2010.901283][ T72] br0: port 1(vx0) entered disabled state
[ 2010.949572][ T72] ==================================================================
[ 2010.950022][ T72] BUG: KASAN: slab-use-after-free in __mutex_lock+0x922/0xb10
[ 2010.950419][ T72] Read of size 8 at addr ffff88800623f468 by task kworker/u8:1/72
[ 2010.950816][ T72]
[ 2010.950947][ T72] CPU: 2 PID: 72 Comm: kworker/u8:1 Not tainted 6.8.0-rc2-virtme #1
[ 2010.951362][ T72] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2010.951987][ T72] Workqueue: netns cleanup_net
[ 2010.952244][ T72] Call Trace:
[ 2010.952421][ T72]
[ 2010.952576][ T72] dump_stack_lvl+0x64/0xb0
[ 2010.952817][ T72] print_address_description.constprop.0+0x2c/0x3b0
[ 2010.953159][ T72] ? __mutex_lock+0x922/0xb10
[ 2010.953407][ T72] print_report+0xb5/0x270
[ 2010.953638][ T72] ? kasan_addr_to_slab+0x4e/0x90
[ 2010.953899][ T72] kasan_report+0xbe/0xf0
[ 2010.954187][ T72] ? __mutex_lock+0x922/0xb10
[ 2010.954434][ T72] __mutex_lock+0x922/0xb10
[ 2010.954696][ T72] ? __lock_release+0x40f/0x880
[ 2010.954971][ T72] ? __pfx___lock_release+0x10/0x10
[ 2010.955270][ T72] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2010.955614][ T72] ? __pfx___mutex_lock+0x10/0x10
[ 2010.955913][ T72] ? __pfx___up_read+0x10/0x10
[ 2010.956179][ T72] ? refcount_dec_not_one+0x6b/0x180
[ 2010.956454][ T72] ? tc_setup_cb_destroy+0x22b/0x300
[ 2010.956764][ T72] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2010.957110][ T72] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2010.957439][ T72] refcount_dec_and_mutex_lock+0x35/0x90
[ 2010.957749][ T72] __tcf_action_put+0x3d/0xf0
[ 2010.958030][ T72] tcf_action_destroy+0x43/0x130
[ 2010.958329][ T72] ? hlock_class+0x4e/0x130
[ 2010.958603][ T72] tcf_exts_destroy+0x3c/0xb0
[ 2010.958847][ T72] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2010.959221][ T72] __fl_put+0x21a/0x290 [cls_flower]
[ 2010.959502][ T72] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2010.959866][ T72] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2010.960208][ T72] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2010.960519][ T72] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2010.960877][ T72] ? __lock_release+0x40f/0x880
[ 2010.961173][ T72] ? __mutex_lock+0x26e/0xb10
[ 2010.961458][ T72] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2010.961761][ T72] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2010.962120][ T72] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2010.962464][ T72] tcf_proto_destroy+0x6e/0x2e0
[ 2010.962754][ T72] tcf_chain_flush+0x1e0/0x320
[ 2010.963005][ T72] __tcf_block_put+0x113/0x270
[ 2010.963266][ T72] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2010.963604][ T72] __qdisc_destroy+0xee/0x340
[ 2010.963907][ T72] dev_shutdown+0x129/0x350
[ 2010.964185][ T72] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2010.964536][ T72] ? rtnl_is_locked+0x15/0x20
[ 2010.964828][ T72] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2010.965202][ T72] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2010.965586][ T72] ? mutex_is_locked+0x17/0x50
[ 2010.965835][ T72] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2010.966143][ T72] cleanup_net+0x4cf/0xb60
[ 2010.966372][ T72] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2010.966663][ T72] ? __pfx_cleanup_net+0x10/0x10
[ 2010.966919][ T72] ? lock_acquire+0x1c1/0x220
[ 2010.967160][ T72] ? process_one_work+0x714/0x1310
[ 2010.967428][ T72] process_one_work+0x78c/0x1310
[ 2010.967687][ T72] ? hlock_class+0x4e/0x130
[ 2010.967922][ T72] ? __pfx_process_one_work+0x10/0x10
[ 2010.968202][ T72] ? assign_work+0x16c/0x240
[ 2010.968443][ T72] worker_thread+0x73d/0x1010
[ 2010.968687][ T72] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2010.969027][ T72] ? __pfx_worker_thread+0x10/0x10
[ 2010.969292][ T72] ? __pfx_worker_thread+0x10/0x10
[ 2010.969555][ T72] kthread+0x28f/0x360
[ 2010.969767][ T72] ? __pfx_kthread+0x10/0x10
[ 2010.970007][ T72] ret_from_fork+0x31/0x70
[ 2010.970237][ T72] ? __pfx_kthread+0x10/0x10
[ 2010.970477][ T72] ret_from_fork_asm+0x1b/0x30
[ 2010.970732][ T72]
[ 2010.970890][ T72]
[ 2010.971014][ T72] Allocated by task 8635:
[ 2010.971246][ T72] kasan_save_stack+0x24/0x50
[ 2010.971489][ T72] kasan_save_track+0x14/0x30
[ 2010.971730][ T72] __kasan_kmalloc+0x7f/0x90
[ 2010.971969][ T72] tc_action_net_init+0x4d/0x250
[ 2010.972227][ T72] ops_init+0x9b/0x560
[ 2010.972463][ T72] setup_net+0x575/0xc30
[ 2010.972728][ T72] copy_net_ns+0x44e/0x730
[ 2010.972958][ T72] create_new_namespaces+0x35f/0x920
[ 2010.973278][ T72] unshare_nsproxy_namespaces+0x8b/0x1b0
[ 2010.973615][ T72] ksys_unshare+0x2ce/0x6f0
[ 2010.973868][ T72] __x64_sys_unshare+0x31/0x40
[ 2010.974154][ T72] do_syscall_64+0xc9/0x1e0
[ 2010.974435][ T72] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 2010.974762][ T72]
[ 2010.974926][ T72] Freed by task 72:
[ 2010.975141][ T72] kasan_save_stack+0x24/0x50
[ 2010.975386][ T72] kasan_save_track+0x14/0x30
[ 2010.975679][ T72] kasan_save_free_info+0x3f/0x60
[ 2010.975992][ T72] __kasan_slab_free+0xfc/0x1c0
[ 2010.976275][ T72] kfree+0xf2/0x2d0
[ 2010.976475][ T72] tc_action_net_exit_batch_rtnl+0x292/0x4e0
[ 2010.976801][ T72] cleanup_net+0x496/0xb60
[ 2010.977067][ T72] process_one_work+0x78c/0x1310
[ 2010.977394][ T72] worker_thread+0x73d/0x1010
[ 2010.977636][ T72] kthread+0x28f/0x360
[ 2010.977877][ T72] ret_from_fork+0x31/0x70
[ 2010.978119][ T72] ret_from_fork_asm+0x1b/0x30
[ 2010.978399][ T72]
[ 2010.978521][ T72] The buggy address belongs to the object at ffff88800623f400
[ 2010.978521][ T72] which belongs to the cache kmalloc-512 of size 512
[ 2010.979303][ T72] The buggy address is located 104 bytes inside of
[ 2010.979303][ T72] freed 512-byte region [ffff88800623f400, ffff88800623f600)
[ 2010.980056][ T72]
[ 2010.980243][ T72] The buggy address belongs to the physical page:
[ 2010.980614][ T72] page:ffffea0000188e00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x6238
[ 2010.981143][ T72] head:ffffea0000188e00 order:3 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[ 2010.981669][ T72] flags: 0x80000000000840(slab|head|node=0|zone=1)
[ 2010.982034][ T72] page_type: 0xffffffff()
[ 2010.982275][ T72] raw: 0080000000000840 ffff8880010431c0 ffffea0000083410 ffffea0000087610
[ 2010.982757][ T72] raw: 0000000000000000 0000000000150015 00000001ffffffff 0000000000000000
[ 2010.983265][ T72] page dumped because: kasan: bad access detected
[ 2010.983650][ T72]
[ 2010.983772][ T72] Memory state around the buggy address:
[ 2010.984090][ T72] ffff88800623f300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 2010.984541][ T72] ffff88800623f380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 2010.984998][ T72] >ffff88800623f400: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 2010.985455][ T72] ^
[ 2010.985900][ T72] ffff88800623f480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 2010.986338][ T72] ffff88800623f500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 2010.986816][ T72] ==================================================================
[ 2010.987403][ T72] Disabling lock debugging due to kernel taint
[ 2036.577616][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 26s! [kworker/u8:1:72]
[ 2036.578074][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2036.578449][ C2] irq event stamp: 22488063
[ 2036.578683][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2036.579168][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2036.579658][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2036.580140][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2036.580620][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B 6.8.0-rc2-virtme #1
[ 2036.581101][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2036.581722][ C2] Workqueue: netns cleanup_net
[ 2036.581972][ C2] RIP: 0010:report_enabled+0x19/0x30
[ 2036.582248][ C2] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 83 e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 <0f> 93 c0 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
[ 2036.583234][ C2] RSP: 0018:ffffc9000052f330 EFLAGS: 00000247
[ 2036.583544][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab3f0c
[ 2036.583951][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2036.584361][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2036.584763][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2036.585167][ C2] R13: ffffffff98ab3f0c R14: 0000000000000004 R15: ffff888005a32640
[ 2036.585574][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2036.586027][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2036.586364][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2036.586767][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2036.587172][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2036.587578][ C2] PKRU: 55555554
[ 2036.587761][ C2] Call Trace:
[ 2036.587933][ C2]
[ 2036.588086][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2036.588353][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2036.588599][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2036.588882][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2036.589158][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2036.589450][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2036.589721][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2036.590033][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2036.590302][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2036.590619][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2036.590920][ C2]
[ 2036.591071][ C2]
[ 2036.591225][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2036.591545][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2036.591845][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2036.592145][ C2] ? report_enabled+0x19/0x30
[ 2036.592388][ C2] kasan_report+0x41/0xf0
[ 2036.592615][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 2036.592903][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2036.593221][ C2] ? __pfx___schedule+0x10/0x10
[ 2036.593476][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2036.593728][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2036.594004][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2036.594295][ C2] ? lock_acquire+0x1c1/0x220
[ 2036.594551][ C2] ? __mutex_lock+0x33e/0xb10
[ 2036.594795][ C2] ? __mutex_lock+0x811/0xb10
[ 2036.595038][ C2] _raw_spin_lock+0x67/0x80
[ 2036.595274][ C2] __mutex_lock+0x33e/0xb10
[ 2036.595512][ C2] ? __lock_release+0x40f/0x880
[ 2036.595763][ C2] ? __pfx___lock_release+0x10/0x10
[ 2036.596029][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2036.596334][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2036.596594][ C2] ? __pfx___up_read+0x10/0x10
[ 2036.596842][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2036.597114][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2036.597389][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2036.597684][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2036.597983][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2036.598274][ C2] __tcf_action_put+0x3d/0xf0
[ 2036.598519][ C2] tcf_action_destroy+0x43/0x130
[ 2036.598773][ C2] ? hlock_class+0x4e/0x130
[ 2036.599009][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2036.599253][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2036.599577][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2036.599856][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2036.600158][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2036.600459][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2036.600747][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2036.601064][ C2] ? __lock_release+0x40f/0x880
[ 2036.601317][ C2] ? __mutex_lock+0x26e/0xb10
[ 2036.601560][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2036.601846][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2036.602158][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2036.602466][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2036.602717][ C2] tcf_chain_flush+0x1e0/0x320
[ 2036.602965][ C2] __tcf_block_put+0x113/0x270
[ 2036.603215][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2036.603524][ C2] __qdisc_destroy+0xee/0x340
[ 2036.603766][ C2] dev_shutdown+0x129/0x350
[ 2036.604004][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2036.604331][ C2] ? rtnl_is_locked+0x15/0x20
[ 2036.604583][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2036.604903][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2036.605249][ C2] ? mutex_is_locked+0x17/0x50
[ 2036.605495][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2036.605802][ C2] cleanup_net+0x4cf/0xb60
[ 2036.606032][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2036.606322][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2036.606577][ C2] ? lock_acquire+0x1c1/0x220
[ 2036.606818][ C2] ? process_one_work+0x714/0x1310
[ 2036.607083][ C2] process_one_work+0x78c/0x1310
[ 2036.607340][ C2] ? hlock_class+0x4e/0x130
[ 2036.607576][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2036.607853][ C2] ? assign_work+0x16c/0x240
[ 2036.608092][ C2] worker_thread+0x73d/0x1010
[ 2036.608336][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2036.608674][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2036.608937][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2036.609200][ C2] kthread+0x28f/0x360
[ 2036.609411][ C2] ? __pfx_kthread+0x10/0x10
[ 2036.609650][ C2] ret_from_fork+0x31/0x70
[ 2036.609883][ C2] ? __pfx_kthread+0x10/0x10
[ 2036.610121][ C2] ret_from_fork_asm+0x1b/0x30
[ 2036.610377][ C2]
[ 2036.994192][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 2036.994557][ C2] rcu: 2-....: (25968 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=6498
[ 2036.995104][ C2] rcu: (t=26001 jiffies g=1693981 q=5291 ncpus=4)
[ 2036.995442][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2036.995926][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2036.996556][ C2] Workqueue: netns cleanup_net
[ 2036.996806][ C2] RIP: 0010:kasan_report+0xd2/0xf0
[ 2036.997072][ C2] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 2036.998062][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 2036.998378][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab35b0
[ 2036.998786][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2036.999196][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2036.999601][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 2037.000007][ C2] R13: ffffffff98ab35b0 R14: 0000000000000004 R15: ffff888005a32640
[ 2037.000414][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2037.000870][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2037.001210][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2037.001619][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2037.002023][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2037.002438][ C2] PKRU: 55555554
[ 2037.002621][ C2] Call Trace:
[ 2037.002793][ C2]
[ 2037.002943][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 2037.003224][ C2] ? print_cpu_stall+0x263/0x6a0
[ 2037.003479][ C2] ? check_cpu_stall+0x284/0x500
[ 2037.003734][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 2037.004025][ C2] ? rcu_pending+0x92/0x360
[ 2037.004261][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 2037.004546][ C2] ? update_process_times+0xb9/0x110
[ 2037.004820][ C2] ? tick_sched_handle+0x67/0x130
[ 2037.005082][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 2037.005371][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2037.005618][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 2037.005934][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2037.006210][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2037.006504][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2037.006773][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2037.007084][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2037.007351][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2037.007664][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2037.007962][ C2]
[ 2037.008115][ C2]
[ 2037.008269][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2037.008588][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2037.008881][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2037.009180][ C2] ? kasan_report+0xd2/0xf0
[ 2037.009416][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2037.009718][ C2] ? kasan_report+0xd6/0xf0
[ 2037.009954][ C2] kasan_check_range+0x39/0x1c0
[ 2037.010209][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2037.010496][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2037.010813][ C2] ? __pfx___schedule+0x10/0x10
[ 2037.011067][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2037.011323][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2037.011600][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2037.011889][ C2] ? lock_acquire+0x1c1/0x220
[ 2037.012133][ C2] ? __mutex_lock+0x33e/0xb10
[ 2037.012379][ C2] ? __mutex_lock+0x811/0xb10
[ 2037.012623][ C2] _raw_spin_lock+0x67/0x80
[ 2037.012858][ C2] __mutex_lock+0x33e/0xb10
[ 2037.013097][ C2] ? __lock_release+0x40f/0x880
[ 2037.013353][ C2] ? __pfx___lock_release+0x10/0x10
[ 2037.013621][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2037.013920][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2037.014187][ C2] ? __pfx___up_read+0x10/0x10
[ 2037.014447][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2037.014719][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2037.014994][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2037.015289][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2037.015590][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2037.015880][ C2] __tcf_action_put+0x3d/0xf0
[ 2037.016126][ C2] tcf_action_destroy+0x43/0x130
[ 2037.016383][ C2] ? hlock_class+0x4e/0x130
[ 2037.016618][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2037.016860][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2037.017187][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2037.017465][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2037.017771][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2037.018069][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2037.018364][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2037.018680][ C2] ? __lock_release+0x40f/0x880
[ 2037.018931][ C2] ? __mutex_lock+0x26e/0xb10
[ 2037.019175][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2037.019463][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2037.019776][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2037.020086][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2037.020341][ C2] tcf_chain_flush+0x1e0/0x320
[ 2037.020590][ C2] __tcf_block_put+0x113/0x270
[ 2037.020838][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2037.021145][ C2] __qdisc_destroy+0xee/0x340
[ 2037.021392][ C2] dev_shutdown+0x129/0x350
[ 2037.021627][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2037.021953][ C2] ? rtnl_is_locked+0x15/0x20
[ 2037.022195][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2037.022516][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2037.022865][ C2] ? mutex_is_locked+0x17/0x50
[ 2037.023110][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2037.023418][ C2] cleanup_net+0x4cf/0xb60
[ 2037.023649][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2037.023937][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2037.024193][ C2] ? lock_acquire+0x1c1/0x220
[ 2037.024442][ C2] ? process_one_work+0x714/0x1310
[ 2037.024708][ C2] process_one_work+0x78c/0x1310
[ 2037.024966][ C2] ? hlock_class+0x4e/0x130
[ 2037.025199][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2037.025479][ C2] ? assign_work+0x16c/0x240
[ 2037.025716][ C2] worker_thread+0x73d/0x1010
[ 2037.025960][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2037.026298][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2037.026562][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2037.026825][ C2] kthread+0x28f/0x360
[ 2037.027038][ C2] ? __pfx_kthread+0x10/0x10
[ 2037.027276][ C2] ret_from_fork+0x31/0x70
[ 2037.027506][ C2] ? __pfx_kthread+0x10/0x10
[ 2037.027744][ C2] ret_from_fork_asm+0x1b/0x30
[ 2037.027994][ C2]
[ 2045.271212][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 34042 jiffies s: 48741 root: 0x4/.
[ 2045.271861][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 2045.272249][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 2045.272537][ C2] NMI backtrace for cpu 2
[ 2045.272543][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2045.272547][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2045.272550][ C2] Workqueue: netns cleanup_net
[ 2045.272557][ C2] RIP: 0010:kasan_report+0x13/0xf0
[ 2045.272564][ C2] Code: 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c <8f> 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00
[ 2045.272567][ C2] RSP: 0018:ffffc9000052f330 EFLAGS: 00000282
[ 2045.272569][ C2] RAX: 00000000000000fb RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 2045.272571][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2045.272573][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2045.272574][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2045.272576][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 2045.272577][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2045.272579][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2045.272582][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2045.272584][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2045.272585][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2045.272586][ C2] PKRU: 55555554
[ 2045.272587][ C2] Call Trace:
[ 2045.272588][ C2]
[ 2045.272591][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 2045.272597][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 2045.272602][ C2] ? nmi_handle+0x153/0x420
[ 2045.272607][ C2] ? default_do_nmi+0x41/0x100
[ 2045.272612][ C2] ? exc_nmi+0xf3/0x120
[ 2045.272615][ C2] ? end_repeat_nmi+0xf/0x60
[ 2045.272620][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2045.272625][ C2] ? kasan_report+0x13/0xf0
[ 2045.272628][ C2] ? kasan_report+0x13/0xf0
[ 2045.272631][ C2] ? kasan_report+0x13/0xf0
[ 2045.272634][ C2]
[ 2045.272635][ C2]
[ 2045.272636][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2045.272639][ C2] ? kasan_report+0xd6/0xf0
[ 2045.272643][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 2045.272646][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2045.272650][ C2] ? __pfx___schedule+0x10/0x10
[ 2045.272656][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2045.272662][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2045.272665][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2045.272668][ C2] ? lock_acquire+0x1c1/0x220
[ 2045.272670][ C2] ? __mutex_lock+0x33e/0xb10
[ 2045.272674][ C2] ? __mutex_lock+0x811/0xb10
[ 2045.272677][ C2] _raw_spin_lock+0x67/0x80
[ 2045.272679][ C2] __mutex_lock+0x33e/0xb10
[ 2045.272682][ C2] ? __lock_release+0x40f/0x880
[ 2045.272685][ C2] ? __pfx___lock_release+0x10/0x10
[ 2045.272688][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2045.272694][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2045.272697][ C2] ? __pfx___up_read+0x10/0x10
[ 2045.272701][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2045.272704][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2045.272709][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2045.272714][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2045.272717][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2045.272721][ C2] __tcf_action_put+0x3d/0xf0
[ 2045.272725][ C2] tcf_action_destroy+0x43/0x130
[ 2045.272727][ C2] ? hlock_class+0x4e/0x130
[ 2045.272731][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2045.272733][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2045.272742][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2045.272751][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2045.272759][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2045.272767][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2045.272776][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2045.272783][ C2] ? __lock_release+0x40f/0x880
[ 2045.272786][ C2] ? __mutex_lock+0x26e/0xb10
[ 2045.272791][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2045.272800][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2045.272807][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2045.272812][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2045.272816][ C2] tcf_chain_flush+0x1e0/0x320
[ 2045.272819][ C2] __tcf_block_put+0x113/0x270
[ 2045.272823][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2045.272830][ C2] __qdisc_destroy+0xee/0x340
[ 2045.272835][ C2] dev_shutdown+0x129/0x350
[ 2045.272838][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2045.272842][ C2] ? rtnl_is_locked+0x15/0x20
[ 2045.272847][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2045.272849][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2045.272852][ C2] ? mutex_is_locked+0x17/0x50
[ 2045.272855][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2045.272860][ C2] cleanup_net+0x4cf/0xb60
[ 2045.272862][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2045.272865][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2045.272868][ C2] ? lock_acquire+0x1c1/0x220
[ 2045.272870][ C2] ? process_one_work+0x714/0x1310
[ 2045.272874][ C2] process_one_work+0x78c/0x1310
[ 2045.272878][ C2] ? hlock_class+0x4e/0x130
[ 2045.272881][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2045.272885][ C2] ? assign_work+0x16c/0x240
[ 2045.272888][ C2] worker_thread+0x73d/0x1010
[ 2045.272891][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2045.272895][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2045.272898][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2045.272900][ C2] kthread+0x28f/0x360
[ 2045.272902][ C2] ? __pfx_kthread+0x10/0x10
[ 2045.272905][ C2] ret_from_fork+0x31/0x70
[ 2045.272907][ C2] ? __pfx_kthread+0x10/0x10
[ 2045.272909][ C2] ret_from_fork_asm+0x1b/0x30
[ 2045.272917][ C2]
[ 2072.577615][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 60s! [kworker/u8:1:72]
[ 2072.578068][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2072.578448][ C2] irq event stamp: 22488063
[ 2072.578685][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2072.579173][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2072.579658][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2072.580143][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2072.580621][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2072.581101][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2072.581725][ C2] Workqueue: netns cleanup_net
[ 2072.581976][ C2] RIP: 0010:queued_spin_lock_slowpath+0xba/0xb90
[ 2072.582303][ C2] Code: 00 fc ff df 49 c1 ed 03 41 83 e4 07 49 01 c5 41 83 c4 03 be 04 00 00 00 48 89 ef e8 d0 79 e9 fd 41 0f b6 45 00 41 38 c4 7c 08 <84> c0 0f 85 42 09 00 00 8b 5d 00 85 db 75 62 be 04 00 00 00 48 89
[ 2072.583288][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000213
[ 2072.583601][ C2] RAX: 00000000000000fb RBX: 0000000000000048 RCX: ffffffff98ab35b0
[ 2072.584006][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2072.584417][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2072.584828][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2072.585233][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 2072.585638][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2072.586090][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2072.586427][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2072.586835][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2072.587241][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2072.587644][ C2] PKRU: 55555554
[ 2072.587832][ C2] Call Trace:
[ 2072.588008][ C2]
[ 2072.588159][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2072.588430][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2072.588680][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2072.588961][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2072.589239][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2072.589535][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2072.589806][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2072.590118][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2072.590387][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2072.590704][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2072.591003][ C2]
[ 2072.591159][ C2]
[ 2072.591311][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2072.591632][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2072.591926][ C2] ? queued_spin_lock_slowpath+0xba/0xb90
[ 2072.592223][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2072.592542][ C2] ? __pfx___schedule+0x10/0x10
[ 2072.592797][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2072.593052][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2072.593331][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2072.593622][ C2] ? lock_acquire+0x1c1/0x220
[ 2072.593865][ C2] ? __mutex_lock+0x33e/0xb10
[ 2072.594110][ C2] ? __mutex_lock+0x811/0xb10
[ 2072.594361][ C2] _raw_spin_lock+0x67/0x80
[ 2072.594597][ C2] __mutex_lock+0x33e/0xb10
[ 2072.594833][ C2] ? __lock_release+0x40f/0x880
[ 2072.595085][ C2] ? __pfx___lock_release+0x10/0x10
[ 2072.595355][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2072.595659][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2072.595921][ C2] ? __pfx___up_read+0x10/0x10
[ 2072.596170][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2072.596443][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2072.596719][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2072.597016][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2072.597319][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2072.597613][ C2] __tcf_action_put+0x3d/0xf0
[ 2072.597861][ C2] tcf_action_destroy+0x43/0x130
[ 2072.598116][ C2] ? hlock_class+0x4e/0x130
[ 2072.598351][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2072.598597][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2072.598929][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2072.599207][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2072.599513][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2072.599811][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2072.600104][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2072.600419][ C2] ? __lock_release+0x40f/0x880
[ 2072.600670][ C2] ? __mutex_lock+0x26e/0xb10
[ 2072.600916][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2072.601203][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2072.601516][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2072.601827][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2072.602079][ C2] tcf_chain_flush+0x1e0/0x320
[ 2072.602328][ C2] __tcf_block_put+0x113/0x270
[ 2072.602577][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2072.602885][ C2] __qdisc_destroy+0xee/0x340
[ 2072.603130][ C2] dev_shutdown+0x129/0x350
[ 2072.603366][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2072.603692][ C2] ? rtnl_is_locked+0x15/0x20
[ 2072.603936][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2072.604263][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2072.604611][ C2] ? mutex_is_locked+0x17/0x50
[ 2072.604856][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2072.605164][ C2] cleanup_net+0x4cf/0xb60
[ 2072.605398][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2072.605686][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2072.605943][ C2] ? lock_acquire+0x1c1/0x220
[ 2072.606186][ C2] ? process_one_work+0x714/0x1310
[ 2072.606453][ C2] process_one_work+0x78c/0x1310
[ 2072.606711][ C2] ? hlock_class+0x4e/0x130
[ 2072.606943][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2072.607224][ C2] ? assign_work+0x16c/0x240
[ 2072.607461][ C2] worker_thread+0x73d/0x1010
[ 2072.607705][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2072.608042][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2072.608306][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2072.608569][ C2] kthread+0x28f/0x360
[ 2072.608784][ C2] ? __pfx_kthread+0x10/0x10
[ 2072.609021][ C2] ret_from_fork+0x31/0x70
[ 2072.609254][ C2] ? __pfx_kthread+0x10/0x10
[ 2072.609492][ C2] ret_from_fork_asm+0x1b/0x30
[ 2072.609743][ C2]
[ 2100.577615][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 86s! [kworker/u8:1:72]
[ 2100.578069][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2100.578447][ C2] irq event stamp: 22488063
[ 2100.578681][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2100.579169][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2100.579658][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2100.580143][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2100.580622][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2100.581106][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2100.581729][ C2] Workqueue: netns cleanup_net
[ 2100.581982][ C2] RIP: 0010:report_enabled+0x19/0x30
[ 2100.582258][ C2] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 83 e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 <0f> 93 c0 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
[ 2100.583244][ C2] RSP: 0018:ffffc9000052f310 EFLAGS: 00000247
[ 2100.583558][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab35b0
[ 2100.583962][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2100.584379][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2100.584785][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2100.585189][ C2] R13: ffffffff98ab35b0 R14: 0000000000000004 R15: ffff888005a32640
[ 2100.585594][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2100.586047][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2100.586387][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2100.586794][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2100.587199][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2100.587604][ C2] PKRU: 55555554
[ 2100.587789][ C2] Call Trace:
[ 2100.587964][ C2]
[ 2100.588115][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2100.588384][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2100.588633][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2100.588915][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2100.589194][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2100.589486][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2100.589755][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2100.590068][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2100.590335][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2100.590657][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2100.590958][ C2]
[ 2100.591110][ C2]
[ 2100.591266][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2100.591590][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2100.591886][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2100.592179][ C2] ? report_enabled+0x19/0x30
[ 2100.592425][ C2] kasan_report+0x41/0xf0
[ 2100.592650][ C2] kasan_check_range+0x39/0x1c0
[ 2100.592903][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2100.593191][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2100.593509][ C2] ? __pfx___schedule+0x10/0x10
[ 2100.593763][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2100.594024][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2100.594302][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2100.594592][ C2] ? lock_acquire+0x1c1/0x220
[ 2100.594845][ C2] ? __mutex_lock+0x33e/0xb10
[ 2100.595087][ C2] ? __mutex_lock+0x811/0xb10
[ 2100.595330][ C2] _raw_spin_lock+0x67/0x80
[ 2100.595567][ C2] __mutex_lock+0x33e/0xb10
[ 2100.595801][ C2] ? __lock_release+0x40f/0x880
[ 2100.596052][ C2] ? __pfx___lock_release+0x10/0x10
[ 2100.596321][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2100.596629][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2100.596890][ C2] ? __pfx___up_read+0x10/0x10
[ 2100.597140][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2100.597415][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2100.597690][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2100.597987][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2100.598287][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2100.598582][ C2] __tcf_action_put+0x3d/0xf0
[ 2100.598827][ C2] tcf_action_destroy+0x43/0x130
[ 2100.599082][ C2] ? hlock_class+0x4e/0x130
[ 2100.599319][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2100.599564][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2100.599899][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2100.600177][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2100.600483][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2100.600783][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2100.601074][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2100.601391][ C2] ? __lock_release+0x40f/0x880
[ 2100.601644][ C2] ? __mutex_lock+0x26e/0xb10
[ 2100.601889][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2100.602176][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2100.602490][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2100.602800][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2100.603052][ C2] tcf_chain_flush+0x1e0/0x320
[ 2100.603300][ C2] __tcf_block_put+0x113/0x270
[ 2100.603550][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2100.603859][ C2] __qdisc_destroy+0xee/0x340
[ 2100.604110][ C2] dev_shutdown+0x129/0x350
[ 2100.604344][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2100.604671][ C2] ? rtnl_is_locked+0x15/0x20
[ 2100.604916][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2100.605237][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2100.605583][ C2] ? mutex_is_locked+0x17/0x50
[ 2100.605832][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2100.606139][ C2] cleanup_net+0x4cf/0xb60
[ 2100.606370][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2100.606662][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2100.606918][ C2] ? lock_acquire+0x1c1/0x220
[ 2100.607160][ C2] ? process_one_work+0x714/0x1310
[ 2100.607427][ C2] process_one_work+0x78c/0x1310
[ 2100.607685][ C2] ? hlock_class+0x4e/0x130
[ 2100.607920][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2100.608201][ C2] ? assign_work+0x16c/0x240
[ 2100.608441][ C2] worker_thread+0x73d/0x1010
[ 2100.608686][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2100.609025][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2100.609289][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2100.609552][ C2] kthread+0x28f/0x360
[ 2100.609764][ C2] ? __pfx_kthread+0x10/0x10
[ 2100.610004][ C2] ret_from_fork+0x31/0x70
[ 2100.610237][ C2] ? __pfx_kthread+0x10/0x10
[ 2100.610472][ C2] ret_from_fork_asm+0x1b/0x30
[ 2100.610727][ C2]
[ 2115.026193][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 2115.026564][ C2] rcu: 2-....: (103878 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=25998
[ 2115.027124][ C2] rcu: (t=104033 jiffies g=1693981 q=5299 ncpus=4)
[ 2115.027464][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2115.027941][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2115.028566][ C2] Workqueue: netns cleanup_net
[ 2115.028819][ C2] RIP: 0010:report_enabled+0x19/0x30
[ 2115.029093][ C2] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 83 e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 <0f> 93 c0 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
[ 2115.030079][ C2] RSP: 0018:ffffc9000052f310 EFLAGS: 00000247
[ 2115.030393][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab35b0
[ 2115.030797][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2115.031201][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2115.031607][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2115.032011][ C2] R13: ffffffff98ab35b0 R14: 0000000000000004 R15: ffff888005a32640
[ 2115.032416][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2115.032869][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2115.033206][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2115.033614][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2115.034024][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2115.034429][ C2] PKRU: 55555554
[ 2115.034613][ C2] Call Trace:
[ 2115.034787][ C2]
[ 2115.034936][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 2115.035215][ C2] ? print_cpu_stall+0x263/0x6a0
[ 2115.035471][ C2] ? check_cpu_stall+0x284/0x500
[ 2115.035725][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 2115.036018][ C2] ? rcu_pending+0x92/0x360
[ 2115.036252][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 2115.036525][ C2] ? update_process_times+0xb9/0x110
[ 2115.036802][ C2] ? tick_sched_handle+0x67/0x130
[ 2115.037063][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 2115.037352][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2115.037599][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 2115.037917][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2115.038194][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2115.038487][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2115.038758][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2115.039072][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2115.039338][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2115.039653][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2115.039954][ C2]
[ 2115.040106][ C2]
[ 2115.040260][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2115.040579][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2115.040876][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2115.041169][ C2] ? report_enabled+0x19/0x30
[ 2115.041412][ C2] kasan_report+0x41/0xf0
[ 2115.041638][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2115.041930][ C2] ? kasan_report+0xda/0xf0
[ 2115.042166][ C2] kasan_check_range+0x39/0x1c0
[ 2115.042419][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2115.042704][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2115.043021][ C2] ? __pfx___schedule+0x10/0x10
[ 2115.043275][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2115.043531][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2115.043809][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2115.044108][ C2] ? lock_acquire+0x1c1/0x220
[ 2115.044353][ C2] ? __mutex_lock+0x33e/0xb10
[ 2115.044610][ C2] ? __mutex_lock+0x811/0xb10
[ 2115.044853][ C2] _raw_spin_lock+0x67/0x80
[ 2115.045086][ C2] __mutex_lock+0x33e/0xb10
[ 2115.045322][ C2] ? __lock_release+0x40f/0x880
[ 2115.045573][ C2] ? __pfx___lock_release+0x10/0x10
[ 2115.045840][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2115.046140][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2115.046400][ C2] ? __pfx___up_read+0x10/0x10
[ 2115.046648][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2115.046922][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2115.047197][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2115.047494][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2115.047794][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2115.048084][ C2] __tcf_action_put+0x3d/0xf0
[ 2115.048331][ C2] tcf_action_destroy+0x43/0x130
[ 2115.048587][ C2] ? hlock_class+0x4e/0x130
[ 2115.048822][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2115.049064][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2115.049389][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2115.049667][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2115.049972][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2115.050272][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2115.050563][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2115.050879][ C2] ? __lock_release+0x40f/0x880
[ 2115.051131][ C2] ? __mutex_lock+0x26e/0xb10
[ 2115.051375][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2115.051662][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2115.051973][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2115.052284][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2115.052537][ C2] tcf_chain_flush+0x1e0/0x320
[ 2115.052786][ C2] __tcf_block_put+0x113/0x270
[ 2115.053035][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2115.053343][ C2] __qdisc_destroy+0xee/0x340
[ 2115.053588][ C2] dev_shutdown+0x129/0x350
[ 2115.053824][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2115.054158][ C2] ? rtnl_is_locked+0x15/0x20
[ 2115.054401][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2115.054722][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2115.055069][ C2] ? mutex_is_locked+0x17/0x50
[ 2115.055315][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2115.055622][ C2] cleanup_net+0x4cf/0xb60
[ 2115.055854][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2115.056142][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2115.056397][ C2] ? lock_acquire+0x1c1/0x220
[ 2115.056640][ C2] ? process_one_work+0x714/0x1310
[ 2115.056905][ C2] process_one_work+0x78c/0x1310
[ 2115.057163][ C2] ? hlock_class+0x4e/0x130
[ 2115.057398][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2115.057677][ C2] ? assign_work+0x16c/0x240
[ 2115.057914][ C2] worker_thread+0x73d/0x1010
[ 2115.058158][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2115.058496][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2115.058759][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2115.059022][ C2] kthread+0x28f/0x360
[ 2115.059236][ C2] ? __pfx_kthread+0x10/0x10
[ 2115.059472][ C2] ret_from_fork+0x31/0x70
[ 2115.059705][ C2] ? __pfx_kthread+0x10/0x10
[ 2115.059943][ C2] ret_from_fork_asm+0x1b/0x30
[ 2115.060195][ C2]
[ 2140.577615][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 123s! [kworker/u8:1:72]
[ 2140.578080][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2140.578458][ C2] irq event stamp: 22488063
[ 2140.578693][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2140.579181][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2140.579671][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2140.580155][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2140.580635][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2140.581119][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2140.581741][ C2] Workqueue: netns cleanup_net
[ 2140.581993][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 2140.582324][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 2140.583315][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 2140.583628][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 2140.584041][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2140.584453][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2140.584858][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2140.585262][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 2140.585666][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2140.586122][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2140.586461][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2140.586868][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2140.587273][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2140.587681][ C2] PKRU: 55555554
[ 2140.587866][ C2] Call Trace:
[ 2140.588049][ C2]
[ 2140.588202][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2140.588470][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2140.588720][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2140.589001][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2140.589280][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2140.589571][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2140.589842][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2140.590152][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2140.590420][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2140.590737][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2140.591038][ C2]
[ 2140.591189][ C2]
[ 2140.591342][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2140.591664][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2140.591965][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 2140.592266][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2140.592581][ C2] ? __pfx___schedule+0x10/0x10
[ 2140.592836][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2140.593091][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2140.593367][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2140.593659][ C2] ? lock_acquire+0x1c1/0x220
[ 2140.593907][ C2] ? __mutex_lock+0x33e/0xb10
[ 2140.594150][ C2] ? __mutex_lock+0x811/0xb10
[ 2140.594395][ C2] _raw_spin_lock+0x67/0x80
[ 2140.594631][ C2] __mutex_lock+0x33e/0xb10
[ 2140.594864][ C2] ? __lock_release+0x40f/0x880
[ 2140.595116][ C2] ? __pfx___lock_release+0x10/0x10
[ 2140.595383][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2140.595688][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2140.595948][ C2] ? __pfx___up_read+0x10/0x10
[ 2140.596197][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2140.596469][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2140.596743][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2140.597041][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2140.597340][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2140.597632][ C2] __tcf_action_put+0x3d/0xf0
[ 2140.597877][ C2] tcf_action_destroy+0x43/0x130
[ 2140.598132][ C2] ? hlock_class+0x4e/0x130
[ 2140.598370][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2140.598615][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2140.598940][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2140.599218][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2140.599523][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2140.599822][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2140.600113][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2140.600434][ C2] ? __lock_release+0x40f/0x880
[ 2140.600686][ C2] ? __mutex_lock+0x26e/0xb10
[ 2140.600931][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2140.601218][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2140.601532][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2140.601841][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2140.602092][ C2] tcf_chain_flush+0x1e0/0x320
[ 2140.602340][ C2] __tcf_block_put+0x113/0x270
[ 2140.602590][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2140.602899][ C2] __qdisc_destroy+0xee/0x340
[ 2140.603143][ C2] dev_shutdown+0x129/0x350
[ 2140.603379][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2140.603706][ C2] ? rtnl_is_locked+0x15/0x20
[ 2140.603958][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2140.604279][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2140.604624][ C2] ? mutex_is_locked+0x17/0x50
[ 2140.604872][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2140.605178][ C2] cleanup_net+0x4cf/0xb60
[ 2140.605409][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2140.605699][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2140.605953][ C2] ? lock_acquire+0x1c1/0x220
[ 2140.606194][ C2] ? process_one_work+0x714/0x1310
[ 2140.606460][ C2] process_one_work+0x78c/0x1310
[ 2140.606717][ C2] ? hlock_class+0x4e/0x130
[ 2140.606953][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2140.607235][ C2] ? assign_work+0x16c/0x240
[ 2140.607475][ C2] worker_thread+0x73d/0x1010
[ 2140.607718][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2140.608056][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2140.608321][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2140.608583][ C2] kthread+0x28f/0x360
[ 2140.608794][ C2] ? __pfx_kthread+0x10/0x10
[ 2140.609033][ C2] ret_from_fork+0x31/0x70
[ 2140.609264][ C2] ? __pfx_kthread+0x10/0x10
[ 2140.609502][ C2] ret_from_fork_asm+0x1b/0x30
[ 2140.609756][ C2]
[ 2143.575226][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 132346 jiffies s: 48741 root: 0x4/.
[ 2143.575869][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 2143.576242][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 2143.576529][ C2] NMI backtrace for cpu 2
[ 2143.576533][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2143.576536][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2143.576539][ C2] Workqueue: netns cleanup_net
[ 2143.576543][ C2] RIP: 0010:kasan_report+0xd2/0xf0
[ 2143.576549][ C2] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 2143.576551][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 2143.576553][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab35b0
[ 2143.576555][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2143.576556][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2143.576558][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 2143.576559][ C2] R13: ffffffff98ab35b0 R14: 0000000000000004 R15: ffff888005a32640
[ 2143.576561][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2143.576563][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2143.576566][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2143.576567][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2143.576568][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2143.576569][ C2] PKRU: 55555554
[ 2143.576570][ C2] Call Trace:
[ 2143.576573][ C2]
[ 2143.576574][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 2143.576580][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 2143.576585][ C2] ? nmi_handle+0x153/0x420
[ 2143.576590][ C2] ? default_do_nmi+0x41/0x100
[ 2143.576594][ C2] ? exc_nmi+0xf3/0x120
[ 2143.576597][ C2] ? end_repeat_nmi+0xf/0x60
[ 2143.576600][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2143.576605][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2143.576608][ C2] ? kasan_report+0xd2/0xf0
[ 2143.576611][ C2] ? kasan_report+0xd2/0xf0
[ 2143.576614][ C2] ? kasan_report+0xd2/0xf0
[ 2143.576617][ C2]
[ 2143.576617][ C2]
[ 2143.576621][ C2] kasan_check_range+0x39/0x1c0
[ 2143.576627][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2143.576630][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2143.576634][ C2] ? __pfx___schedule+0x10/0x10
[ 2143.576638][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2143.576643][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2143.576645][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2143.576648][ C2] ? lock_acquire+0x1c1/0x220
[ 2143.576651][ C2] ? __mutex_lock+0x33e/0xb10
[ 2143.576654][ C2] ? __mutex_lock+0x811/0xb10
[ 2143.576657][ C2] _raw_spin_lock+0x67/0x80
[ 2143.576659][ C2] __mutex_lock+0x33e/0xb10
[ 2143.576662][ C2] ? __lock_release+0x40f/0x880
[ 2143.576665][ C2] ? __pfx___lock_release+0x10/0x10
[ 2143.576668][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2143.576673][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2143.576676][ C2] ? __pfx___up_read+0x10/0x10
[ 2143.576679][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2143.576682][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2143.576686][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2143.576691][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2143.576694][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2143.576698][ C2] __tcf_action_put+0x3d/0xf0
[ 2143.576703][ C2] tcf_action_destroy+0x43/0x130
[ 2143.576705][ C2] ? hlock_class+0x4e/0x130
[ 2143.576709][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2143.576711][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2143.576721][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2143.576729][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2143.576737][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2143.576746][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2143.576755][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2143.576762][ C2] ? __lock_release+0x40f/0x880
[ 2143.576766][ C2] ? __mutex_lock+0x26e/0xb10
[ 2143.576770][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2143.576778][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2143.576786][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2143.576791][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2143.576795][ C2] tcf_chain_flush+0x1e0/0x320
[ 2143.576799][ C2] __tcf_block_put+0x113/0x270
[ 2143.576803][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2143.576811][ C2] __qdisc_destroy+0xee/0x340
[ 2143.576814][ C2] dev_shutdown+0x129/0x350
[ 2143.576818][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2143.576821][ C2] ? rtnl_is_locked+0x15/0x20
[ 2143.576824][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2143.576827][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2143.576830][ C2] ? mutex_is_locked+0x17/0x50
[ 2143.576832][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2143.576837][ C2] cleanup_net+0x4cf/0xb60
[ 2143.576840][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2143.576843][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2143.576846][ C2] ? lock_acquire+0x1c1/0x220
[ 2143.576848][ C2] ? process_one_work+0x714/0x1310
[ 2143.576852][ C2] process_one_work+0x78c/0x1310
[ 2143.576856][ C2] ? hlock_class+0x4e/0x130
[ 2143.576859][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2143.576863][ C2] ? assign_work+0x16c/0x240
[ 2143.576866][ C2] worker_thread+0x73d/0x1010
[ 2143.576869][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2143.576873][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2143.576875][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2143.576878][ C2] kthread+0x28f/0x360
[ 2143.576880][ C2] ? __pfx_kthread+0x10/0x10
[ 2143.576882][ C2] ret_from_fork+0x31/0x70
[ 2143.576884][ C2] ? __pfx_kthread+0x10/0x10
[ 2143.576886][ C2] ret_from_fork_asm+0x1b/0x30
[ 2143.576892][ C2]
[ 2168.577615][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 149s! [kworker/u8:1:72]
[ 2168.578073][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2168.578449][ C2] irq event stamp: 22488063
[ 2168.578682][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2168.579167][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2168.579653][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2168.580136][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2168.580617][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2168.581095][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2168.581718][ C2] Workqueue: netns cleanup_net
[ 2168.581967][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 2168.582302][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 2168.583293][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 2168.583604][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 2168.584018][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2168.584425][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2168.584828][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2168.585237][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 2168.585645][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2168.586101][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2168.586439][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2168.586846][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2168.587252][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2168.587658][ C2] PKRU: 55555554
[ 2168.587842][ C2] Call Trace:
[ 2168.588015][ C2]
[ 2168.588168][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2168.588437][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2168.588685][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2168.588968][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2168.589246][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2168.589540][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2168.589811][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2168.590121][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2168.590390][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2168.590703][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2168.591004][ C2]
[ 2168.591155][ C2]
[ 2168.591311][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2168.591631][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2168.591930][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 2168.592234][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2168.592551][ C2] ? __pfx___schedule+0x10/0x10
[ 2168.592805][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2168.593058][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2168.593338][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2168.593627][ C2] ? lock_acquire+0x1c1/0x220
[ 2168.593879][ C2] ? __mutex_lock+0x33e/0xb10
[ 2168.594124][ C2] ? __mutex_lock+0x811/0xb10
[ 2168.594367][ C2] _raw_spin_lock+0x67/0x80
[ 2168.594604][ C2] __mutex_lock+0x33e/0xb10
[ 2168.594840][ C2] ? __lock_release+0x40f/0x880
[ 2168.595091][ C2] ? __pfx___lock_release+0x10/0x10
[ 2168.595360][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2168.595664][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2168.595924][ C2] ? __pfx___up_read+0x10/0x10
[ 2168.596173][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2168.596446][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2168.596725][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2168.597023][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2168.597326][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2168.597616][ C2] __tcf_action_put+0x3d/0xf0
[ 2168.597864][ C2] tcf_action_destroy+0x43/0x130
[ 2168.598120][ C2] ? hlock_class+0x4e/0x130
[ 2168.598355][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2168.598599][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2168.598926][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2168.599204][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2168.599511][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2168.599810][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2168.600101][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2168.600418][ C2] ? __lock_release+0x40f/0x880
[ 2168.600672][ C2] ? __mutex_lock+0x26e/0xb10
[ 2168.600916][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2168.601203][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2168.601520][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2168.601831][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2168.602085][ C2] tcf_chain_flush+0x1e0/0x320
[ 2168.602335][ C2] __tcf_block_put+0x113/0x270
[ 2168.602583][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2168.602894][ C2] __qdisc_destroy+0xee/0x340
[ 2168.603140][ C2] dev_shutdown+0x129/0x350
[ 2168.603376][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2168.603710][ C2] ? rtnl_is_locked+0x15/0x20
[ 2168.603956][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2168.604278][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2168.604624][ C2] ? mutex_is_locked+0x17/0x50
[ 2168.604871][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2168.605180][ C2] cleanup_net+0x4cf/0xb60
[ 2168.605412][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2168.605703][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2168.605963][ C2] ? lock_acquire+0x1c1/0x220
[ 2168.606206][ C2] ? process_one_work+0x714/0x1310
[ 2168.606474][ C2] process_one_work+0x78c/0x1310
[ 2168.606731][ C2] ? hlock_class+0x4e/0x130
[ 2168.606965][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2168.607244][ C2] ? assign_work+0x16c/0x240
[ 2168.607484][ C2] worker_thread+0x73d/0x1010
[ 2168.607727][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2168.608066][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2168.608331][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2168.608595][ C2] kthread+0x28f/0x360
[ 2168.608807][ C2] ? __pfx_kthread+0x10/0x10
[ 2168.609046][ C2] ret_from_fork+0x31/0x70
[ 2168.609279][ C2] ? __pfx_kthread+0x10/0x10
[ 2168.609516][ C2] ret_from_fork_asm+0x1b/0x30
[ 2168.609769][ C2]
[ 2193.063193][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 2193.063575][ C2] rcu: 2-....: (181793 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=45499
[ 2193.064137][ C2] rcu: (t=182070 jiffies g=1693981 q=5299 ncpus=4)
[ 2193.064478][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2193.064968][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2193.065594][ C2] Workqueue: netns cleanup_net
[ 2193.065855][ C2] RIP: 0010:kasan_report+0x22/0xf0
[ 2193.066124][ C2] Code: 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 <41> 8b 87 e0 17 00 00 85 c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89
[ 2193.067108][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 2193.067427][ C2] RAX: 0000000000000001 RBX: ffffed1000c47e82 RCX: ffffffff98ab35b0
[ 2193.067832][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2193.068236][ C2] RBP: ffffed1000c47e81 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2193.068651][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2193.069057][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: ffff888005a32640
[ 2193.069462][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2193.069914][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2193.070251][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2193.070658][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2193.071063][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2193.071468][ C2] PKRU: 55555554
[ 2193.071653][ C2] Call Trace:
[ 2193.071827][ C2]
[ 2193.071978][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 2193.072260][ C2] ? print_cpu_stall+0x263/0x6a0
[ 2193.072516][ C2] ? check_cpu_stall+0x284/0x500
[ 2193.072770][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 2193.073062][ C2] ? rcu_pending+0x92/0x360
[ 2193.073297][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 2193.073577][ C2] ? update_process_times+0xb9/0x110
[ 2193.073853][ C2] ? tick_sched_handle+0x67/0x130
[ 2193.074113][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 2193.074404][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2193.074650][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 2193.074966][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2193.075244][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2193.075536][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2193.075807][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2193.076117][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2193.076384][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2193.076699][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2193.077003][ C2]
[ 2193.077155][ C2]
[ 2193.077309][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2193.077627][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2193.077924][ C2] ? kasan_report+0x22/0xf0
[ 2193.078165][ C2] kasan_check_range+0x39/0x1c0
[ 2193.078419][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2193.078708][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2193.079026][ C2] ? __pfx___schedule+0x10/0x10
[ 2193.079282][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2193.079538][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2193.079817][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2193.080107][ C2] ? lock_acquire+0x1c1/0x220
[ 2193.080352][ C2] ? __mutex_lock+0x33e/0xb10
[ 2193.080596][ C2] ? __mutex_lock+0x811/0xb10
[ 2193.080838][ C2] _raw_spin_lock+0x67/0x80
[ 2193.081075][ C2] __mutex_lock+0x33e/0xb10
[ 2193.081311][ C2] ? __lock_release+0x40f/0x880
[ 2193.081563][ C2] ? __pfx___lock_release+0x10/0x10
[ 2193.081832][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2193.082136][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2193.082399][ C2] ? __pfx___up_read+0x10/0x10
[ 2193.082649][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2193.082921][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2193.083197][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2193.083497][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2193.083803][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2193.084099][ C2] __tcf_action_put+0x3d/0xf0
[ 2193.084346][ C2] tcf_action_destroy+0x43/0x130
[ 2193.084602][ C2] ? hlock_class+0x4e/0x130
[ 2193.084837][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2193.085082][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2193.085409][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2193.085689][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2193.085996][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2193.086296][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2193.086587][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2193.086909][ C2] ? __lock_release+0x40f/0x880
[ 2193.087161][ C2] ? __mutex_lock+0x26e/0xb10
[ 2193.087409][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2193.087696][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2193.088009][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2193.088325][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2193.088578][ C2] tcf_chain_flush+0x1e0/0x320
[ 2193.088826][ C2] __tcf_block_put+0x113/0x270
[ 2193.089074][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2193.089386][ C2] __qdisc_destroy+0xee/0x340
[ 2193.089631][ C2] dev_shutdown+0x129/0x350
[ 2193.089864][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2193.090192][ C2] ? rtnl_is_locked+0x15/0x20
[ 2193.090439][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2193.090760][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2193.091104][ C2] ? mutex_is_locked+0x17/0x50
[ 2193.091354][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2193.091663][ C2] cleanup_net+0x4cf/0xb60
[ 2193.091891][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2193.092182][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2193.092438][ C2] ? lock_acquire+0x1c1/0x220
[ 2193.092678][ C2] ? process_one_work+0x714/0x1310
[ 2193.092945][ C2] process_one_work+0x78c/0x1310
[ 2193.093202][ C2] ? hlock_class+0x4e/0x130
[ 2193.093436][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2193.093720][ C2] ? assign_work+0x16c/0x240
[ 2193.093966][ C2] worker_thread+0x73d/0x1010
[ 2193.094210][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2193.094549][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2193.094813][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2193.095076][ C2] kthread+0x28f/0x360
[ 2193.095289][ C2] ? __pfx_kthread+0x10/0x10
[ 2193.095528][ C2] ret_from_fork+0x31/0x70
[ 2193.095760][ C2] ? __pfx_kthread+0x10/0x10
[ 2193.095996][ C2] ret_from_fork_asm+0x1b/0x30
[ 2193.096256][ C2]
[ 2213.207250][ T41] INFO: task kworker/1:1:7075 blocked for more than 122 seconds.
[ 2213.207861][ T41] Tainted: G B L 6.8.0-rc2-virtme #1
[ 2213.208373][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 2213.208993][ T41] task:kworker/1:1 state:D stack:26192 pid:7075 tgid:7075 ppid:2 flags:0x00004000
[ 2213.209751][ T41] Workqueue: events linkwatch_event
[ 2213.210135][ T41] Call Trace:
[ 2213.210385][ T41]
[ 2213.210597][ T41] __schedule+0x705/0x1ac0
[ 2213.210956][ T41] ? __pfx___schedule+0x10/0x10
[ 2213.211361][ T41] ? __mutex_trylock_common+0x79/0x260
[ 2213.211798][ T41] ? do_raw_spin_trylock+0xb9/0x190
[ 2213.212228][ T41] ? lock_acquire+0x1c1/0x220
[ 2213.212603][ T41] ? schedule+0x163/0x280
[ 2213.212948][ T41] schedule+0xeb/0x280
[ 2213.213280][ T41] schedule_preempt_disabled+0x15/0x30
[ 2213.213716][ T41] __mutex_lock+0x5e4/0xb10
[ 2213.214078][ T41] ? linkwatch_event+0xe/0x60
[ 2213.214448][ T41] ? __pfx___mutex_lock+0x10/0x10
[ 2213.214837][ T41] ? __pfx_debug_object_deactivate+0x10/0x10
[ 2213.215316][ T41] ? lock_acquire+0x1c1/0x220
[ 2213.215679][ T41] ? linkwatch_event+0xe/0x60
[ 2213.216036][ T41] linkwatch_event+0xe/0x60
[ 2213.216393][ T41] process_one_work+0x78c/0x1310
[ 2213.216777][ T41] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2213.217217][ T41] ? __pfx_process_one_work+0x10/0x10
[ 2213.217631][ T41] ? assign_work+0x16c/0x240
[ 2213.217985][ T41] worker_thread+0x73d/0x1010
[ 2213.218355][ T41] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2213.218868][ T41] ? __pfx_worker_thread+0x10/0x10
[ 2213.219281][ T41] ? __pfx_worker_thread+0x10/0x10
[ 2213.219670][ T41] kthread+0x28f/0x360
[ 2213.219983][ T41] ? __pfx_kthread+0x10/0x10
[ 2213.220358][ T41] ret_from_fork+0x31/0x70
[ 2213.220709][ T41] ? __pfx_kthread+0x10/0x10
[ 2213.221060][ T41] ret_from_fork_asm+0x1b/0x30
[ 2213.221460][ T41]
[ 2213.221707][ T41] INFO: task ip:8868 blocked for more than 122 seconds.
[ 2213.222249][ T41] Tainted: G B L 6.8.0-rc2-virtme #1
[ 2213.222779][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 2213.223474][ T41] task:ip state:D stack:26608 pid:8868 tgid:8868 ppid:230 flags:0x00004002
[ 2213.224263][ T41] Call Trace:
[ 2213.224515][ T41]
[ 2213.224750][ T41] __schedule+0x705/0x1ac0
[ 2213.225105][ T41] ? __pfx___schedule+0x10/0x10
[ 2213.225489][ T41] ? do_raw_spin_trylock+0xb9/0x190
[ 2213.225879][ T41] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2213.226324][ T41] ? lock_acquire+0x1c1/0x220
[ 2213.226696][ T41] ? lock_acquire+0x1c1/0x220
[ 2213.227066][ T41] ? schedule+0x163/0x280
[ 2213.227428][ T41] schedule+0xeb/0x280
[ 2213.227739][ T41] synchronize_rcu_expedited+0x3c8/0x500
[ 2213.228167][ T41] ? __pfx_synchronize_rcu_expedited+0x10/0x10
[ 2213.228649][ T41] ? __pfx_autoremove_wake_function+0x10/0x10
[ 2213.229134][ T41] ? trace_irq_enable.constprop.0+0xd4/0x100
[ 2213.229610][ T41] ? __pfx_wait_rcu_exp_gp+0x10/0x10
[ 2213.230014][ T41] ? trace_irq_enable.constprop.0+0xd4/0x100
[ 2213.230485][ T41] ? mnt_release_group_id+0x44/0x90
[ 2213.230899][ T41] ? __up_write+0x190/0x520
[ 2213.231276][ T41] namespace_unlock+0x1a4/0x420
[ 2213.231666][ T41] ? umount_tree+0x6ee/0xfb0
[ 2213.232033][ T41] ? __pfx_namespace_unlock+0x10/0x10
[ 2213.232450][ T41] ? __pfx_umount_tree+0x10/0x10
[ 2213.232831][ T41] ? lock_acquire+0x1c1/0x220
[ 2213.233207][ T41] do_umount+0x378/0xb10
[ 2213.233537][ T41] ? __pfx_do_umount+0x10/0x10
[ 2213.233887][ T41] ? user_path_at_empty+0x49/0x60
[ 2213.234260][ T41] ? __kasan_slab_free+0x107/0x1c0
[ 2213.234635][ T41] path_umount+0x1f6/0x360
[ 2213.234976][ T41] __x64_sys_umount+0x10b/0x130
[ 2213.235357][ T41] ? __pfx___x64_sys_umount+0x10/0x10
[ 2213.235739][ T41] ? do_user_addr_fault+0x46e/0xba0
[ 2213.236116][ T41] do_syscall_64+0xc9/0x1e0
[ 2213.236456][ T41] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 2213.236887][ T41] RIP: 0033:0x7f1aa59b263b
[ 2213.237217][ T41] RSP: 002b:00007ffd068b0fc8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[ 2213.237814][ T41] RAX: ffffffffffffffda RBX: 000000000046d7b0 RCX: 00007f1aa59b263b
[ 2213.238390][ T41] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00007ffd068b0fd0
[ 2213.238967][ T41] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffd068b0e60
[ 2213.239599][ T41] R10: 00007f1aa58788d0 R11: 0000000000000202 R12: 00007ffd068b2180
[ 2213.240207][ T41] R13: 0000000000000001 R14: 00007ffd068b3a47 R15: 0000000000000000
[ 2213.240773][ T41]
[ 2213.240995][ T41] INFO: lockdep is turned off.
[ 2220.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 198s! [kworker/u8:1:72]
[ 2220.578072][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2220.578456][ C2] irq event stamp: 22488063
[ 2220.578691][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2220.579183][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2220.579673][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2220.580157][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2220.580643][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2220.581123][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2220.581750][ C2] Workqueue: netns cleanup_net
[ 2220.581999][ C2] RIP: 0010:kasan_check_range+0xf4/0x1c0
[ 2220.582298][ C2] Code: ed 48 8d 50 08 eb 09 48 83 c0 01 48 39 c2 74 2c 80 38 00 74 f2 48 89 c2 b8 01 00 00 00 48 85 d2 0f 84 4c ff ff ff 41 83 e2 07 <49> 39 d1 0f 85 34 ff ff ff 45 3a 11 0f 8d 2b ff ff ff 5b b8 01 00
[ 2220.583287][ C2] RSP: 0018:ffffc9000052f3c0 EFLAGS: 00000206
[ 2220.583609][ C2] RAX: 0000000000000001 RBX: ffffed1000c47e82 RCX: ffffffff98ab35b0
[ 2220.584018][ C2] RDX: ffffed1000c47e81 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2220.584424][ C2] RBP: ffffed1000c47e81 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2220.584831][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2220.585240][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 2220.585645][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2220.586099][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2220.586438][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2220.586846][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2220.587255][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2220.587660][ C2] PKRU: 55555554
[ 2220.587845][ C2] Call Trace:
[ 2220.588024][ C2]
[ 2220.588176][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2220.588446][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2220.588696][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2220.588977][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2220.589255][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2220.589552][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2220.589824][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2220.590138][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2220.590406][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2220.590724][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2220.591023][ C2]
[ 2220.591178][ C2]
[ 2220.591332][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2220.591653][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2220.591947][ C2] ? kasan_check_range+0xf4/0x1c0
[ 2220.592211][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2220.592500][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2220.592817][ C2] ? __pfx___schedule+0x10/0x10
[ 2220.593072][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2220.593329][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2220.593615][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2220.593905][ C2] ? lock_acquire+0x1c1/0x220
[ 2220.594149][ C2] ? __mutex_lock+0x33e/0xb10
[ 2220.594396][ C2] ? __mutex_lock+0x811/0xb10
[ 2220.594638][ C2] _raw_spin_lock+0x67/0x80
[ 2220.594875][ C2] __mutex_lock+0x33e/0xb10
[ 2220.595112][ C2] ? __lock_release+0x40f/0x880
[ 2220.595364][ C2] ? __pfx___lock_release+0x10/0x10
[ 2220.595633][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2220.595936][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2220.596197][ C2] ? __pfx___up_read+0x10/0x10
[ 2220.596447][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2220.596723][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2220.596998][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2220.597298][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2220.597599][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2220.597891][ C2] __tcf_action_put+0x3d/0xf0
[ 2220.598139][ C2] tcf_action_destroy+0x43/0x130
[ 2220.598396][ C2] ? hlock_class+0x4e/0x130
[ 2220.598632][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2220.598881][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2220.599209][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2220.599488][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2220.599794][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2220.600093][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2220.600388][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2220.600704][ C2] ? __lock_release+0x40f/0x880
[ 2220.600958][ C2] ? __mutex_lock+0x26e/0xb10
[ 2220.601205][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2220.601494][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2220.601822][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2220.602133][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2220.602389][ C2] tcf_chain_flush+0x1e0/0x320
[ 2220.602638][ C2] __tcf_block_put+0x113/0x270
[ 2220.602887][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2220.603198][ C2] __qdisc_destroy+0xee/0x340
[ 2220.603453][ C2] dev_shutdown+0x129/0x350
[ 2220.603687][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2220.604017][ C2] ? rtnl_is_locked+0x15/0x20
[ 2220.604266][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2220.604588][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2220.604935][ C2] ? mutex_is_locked+0x17/0x50
[ 2220.605184][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2220.605494][ C2] cleanup_net+0x4cf/0xb60
[ 2220.605725][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2220.606016][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2220.606275][ C2] ? lock_acquire+0x1c1/0x220
[ 2220.606518][ C2] ? process_one_work+0x714/0x1310
[ 2220.606786][ C2] process_one_work+0x78c/0x1310
[ 2220.607044][ C2] ? hlock_class+0x4e/0x130
[ 2220.607279][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2220.607558][ C2] ? assign_work+0x16c/0x240
[ 2220.607798][ C2] worker_thread+0x73d/0x1010
[ 2220.608043][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2220.608394][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2220.608658][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2220.608923][ C2] kthread+0x28f/0x360
[ 2220.609136][ C2] ? __pfx_kthread+0x10/0x10
[ 2220.609377][ C2] ret_from_fork+0x31/0x70
[ 2220.609610][ C2] ? __pfx_kthread+0x10/0x10
[ 2220.609847][ C2] ret_from_fork_asm+0x1b/0x30
[ 2220.610102][ C2]
[ 2241.879209][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 230650 jiffies s: 48741 root: 0x4/.
[ 2241.879903][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 2241.880307][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 2241.880607][ C2] NMI backtrace for cpu 2
[ 2241.880615][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2241.880620][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2241.880623][ C2] Workqueue: netns cleanup_net
[ 2241.880633][ C2] RIP: 0010:report_enabled+0xa/0x30
[ 2241.880641][ C2] Code: ff ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 <83> e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 0f 93 c0 c3 cc cc cc
[ 2241.880644][ C2] RSP: 0018:ffffc9000052f310 EFLAGS: 00000247
[ 2241.880647][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab35b0
[ 2241.880648][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2241.880650][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2241.880651][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2241.880653][ C2] R13: ffffffff98ab35b0 R14: 0000000000000004 R15: ffff888005a32640
[ 2241.880655][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2241.880657][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2241.880660][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2241.880662][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2241.880663][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2241.880665][ C2] PKRU: 55555554
[ 2241.880665][ C2] Call Trace:
[ 2241.880669][ C2]
[ 2241.880673][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 2241.880680][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 2241.880686][ C2] ? nmi_handle+0x153/0x420
[ 2241.880692][ C2] ? default_do_nmi+0x41/0x100
[ 2241.880698][ C2] ? exc_nmi+0xf3/0x120
[ 2241.880701][ C2] ? end_repeat_nmi+0xf/0x60
[ 2241.880705][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2241.880711][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2241.880714][ C2] ? report_enabled+0xa/0x30
[ 2241.880717][ C2] ? report_enabled+0xa/0x30
[ 2241.880720][ C2] ? report_enabled+0xa/0x30
[ 2241.880723][ C2]
[ 2241.880724][ C2]
[ 2241.880725][ C2] kasan_report+0x41/0xf0
[ 2241.880729][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2241.880733][ C2] kasan_check_range+0x39/0x1c0
[ 2241.880739][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2241.880743][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2241.880747][ C2] ? __pfx___schedule+0x10/0x10
[ 2241.880753][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2241.880760][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2241.880763][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2241.880766][ C2] ? lock_acquire+0x1c1/0x220
[ 2241.880768][ C2] ? __mutex_lock+0x33e/0xb10
[ 2241.880773][ C2] ? __mutex_lock+0x811/0xb10
[ 2241.880775][ C2] _raw_spin_lock+0x67/0x80
[ 2241.880778][ C2] __mutex_lock+0x33e/0xb10
[ 2241.880782][ C2] ? __lock_release+0x40f/0x880
[ 2241.880785][ C2] ? __pfx___lock_release+0x10/0x10
[ 2241.880787][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2241.880794][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2241.880797][ C2] ? __pfx___up_read+0x10/0x10
[ 2241.880801][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2241.880805][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2241.880810][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2241.880817][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2241.880820][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2241.880824][ C2] __tcf_action_put+0x3d/0xf0
[ 2241.880829][ C2] tcf_action_destroy+0x43/0x130
[ 2241.880832][ C2] ? hlock_class+0x4e/0x130
[ 2241.880835][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2241.880839][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2241.880850][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2241.880859][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2241.880867][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2241.880876][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2241.880885][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2241.880893][ C2] ? __lock_release+0x40f/0x880
[ 2241.880897][ C2] ? __mutex_lock+0x26e/0xb10
[ 2241.880901][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2241.880910][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2241.880918][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2241.880923][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2241.880927][ C2] tcf_chain_flush+0x1e0/0x320
[ 2241.880931][ C2] __tcf_block_put+0x113/0x270
[ 2241.880936][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2241.880944][ C2] __qdisc_destroy+0xee/0x340
[ 2241.880948][ C2] dev_shutdown+0x129/0x350
[ 2241.880952][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2241.880957][ C2] ? rtnl_is_locked+0x15/0x20
[ 2241.880961][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2241.880964][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2241.880967][ C2] ? mutex_is_locked+0x17/0x50
[ 2241.880970][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2241.880977][ C2] cleanup_net+0x4cf/0xb60
[ 2241.880979][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2241.880982][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2241.880985][ C2] ? lock_acquire+0x1c1/0x220
[ 2241.880987][ C2] ? process_one_work+0x714/0x1310
[ 2241.880993][ C2] process_one_work+0x78c/0x1310
[ 2241.880997][ C2] ? hlock_class+0x4e/0x130
[ 2241.881000][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2241.881005][ C2] ? assign_work+0x16c/0x240
[ 2241.881008][ C2] worker_thread+0x73d/0x1010
[ 2241.881011][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2241.881015][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2241.881018][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2241.881021][ C2] kthread+0x28f/0x360
[ 2241.881024][ C2] ? __pfx_kthread+0x10/0x10
[ 2241.881027][ C2] ret_from_fork+0x31/0x70
[ 2241.881030][ C2] ? __pfx_kthread+0x10/0x10
[ 2241.881032][ C2] ret_from_fork_asm+0x1b/0x30
[ 2241.881043][ C2]
[ 2268.577616][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 242s! [kworker/u8:1:72]
[ 2268.578077][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2268.578454][ C2] irq event stamp: 22488063
[ 2268.578686][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2268.579175][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2268.579660][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2268.580145][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2268.580626][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2268.581103][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2268.581728][ C2] Workqueue: netns cleanup_net
[ 2268.581979][ C2] RIP: 0010:kasan_report+0xda/0xf0
[ 2268.582246][ C2] Code: 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d 48 83 c4 70 44 89 e0 5b <5d> 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 45 31 e4 eb e1 0f 1f 00
[ 2268.583234][ C2] RSP: 0018:ffffc9000052f3b0 EFLAGS: 00000282
[ 2268.583546][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 2268.583953][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2268.584358][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2268.584762][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 2268.585167][ C2] R13: ffffffff98ab3f0c R14: 0000000000000004 R15: ffff888005a32640
[ 2268.585571][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2268.586023][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2268.586361][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2268.586766][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2268.587170][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2268.587574][ C2] PKRU: 55555554
[ 2268.587758][ C2] Call Trace:
[ 2268.587932][ C2]
[ 2268.588083][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2268.588351][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2268.588600][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2268.588885][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2268.589161][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2268.589456][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2268.589725][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2268.590035][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2268.590302][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2268.590617][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2268.590918][ C2]
[ 2268.591072][ C2]
[ 2268.591224][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2268.591542][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2268.591841][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2268.592140][ C2] ? kasan_report+0xda/0xf0
[ 2268.592376][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 2268.592665][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2268.592981][ C2] ? __pfx___schedule+0x10/0x10
[ 2268.593244][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2268.593499][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2268.593773][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2268.594061][ C2] ? lock_acquire+0x1c1/0x220
[ 2268.594303][ C2] ? __mutex_lock+0x33e/0xb10
[ 2268.594548][ C2] ? __mutex_lock+0x811/0xb10
[ 2268.594790][ C2] _raw_spin_lock+0x67/0x80
[ 2268.595022][ C2] __mutex_lock+0x33e/0xb10
[ 2268.595259][ C2] ? __lock_release+0x40f/0x880
[ 2268.595511][ C2] ? __pfx___lock_release+0x10/0x10
[ 2268.595777][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2268.596084][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2268.596344][ C2] ? __pfx___up_read+0x10/0x10
[ 2268.596591][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2268.596864][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2268.597138][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2268.597433][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2268.597733][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2268.598022][ C2] __tcf_action_put+0x3d/0xf0
[ 2268.598269][ C2] tcf_action_destroy+0x43/0x130
[ 2268.598524][ C2] ? hlock_class+0x4e/0x130
[ 2268.598760][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2268.599001][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2268.599326][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2268.599606][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2268.599910][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2268.600211][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2268.600501][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2268.600817][ C2] ? __lock_release+0x40f/0x880
[ 2268.601069][ C2] ? __mutex_lock+0x26e/0xb10
[ 2268.601312][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2268.601600][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2268.601913][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2268.602222][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2268.602474][ C2] tcf_chain_flush+0x1e0/0x320
[ 2268.602722][ C2] __tcf_block_put+0x113/0x270
[ 2268.602971][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2268.603285][ C2] __qdisc_destroy+0xee/0x340
[ 2268.603529][ C2] dev_shutdown+0x129/0x350
[ 2268.603764][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2268.604090][ C2] ? rtnl_is_locked+0x15/0x20
[ 2268.604335][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2268.604653][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2268.605003][ C2] ? mutex_is_locked+0x17/0x50
[ 2268.605256][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2268.605561][ C2] cleanup_net+0x4cf/0xb60
[ 2268.605793][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2268.606080][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2268.606336][ C2] ? lock_acquire+0x1c1/0x220
[ 2268.606578][ C2] ? process_one_work+0x714/0x1310
[ 2268.606844][ C2] process_one_work+0x78c/0x1310
[ 2268.607101][ C2] ? hlock_class+0x4e/0x130
[ 2268.607336][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2268.607613][ C2] ? assign_work+0x16c/0x240
[ 2268.607851][ C2] worker_thread+0x73d/0x1010
[ 2268.608096][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2268.608435][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2268.608700][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2268.608962][ C2] kthread+0x28f/0x360
[ 2268.609174][ C2] ? __pfx_kthread+0x10/0x10
[ 2268.609413][ C2] ret_from_fork+0x31/0x70
[ 2268.609643][ C2] ? __pfx_kthread+0x10/0x10
[ 2268.609881][ C2] ret_from_fork_asm+0x1b/0x30
[ 2268.610136][ C2]
[ 2271.099193][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 2271.099569][ C2] rcu: 2-....: (259705 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=64992
[ 2271.100126][ C2] rcu: (t=260106 jiffies g=1693981 q=5299 ncpus=4)
[ 2271.100468][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2271.100948][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2271.101578][ C2] Workqueue: netns cleanup_net
[ 2271.101832][ C2] RIP: 0010:kasan_report+0xd2/0xf0
[ 2271.102101][ C2] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 2271.103086][ C2] RSP: 0018:ffffc9000052f338 EFLAGS: 00000282
[ 2271.103404][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab3f0c
[ 2271.103811][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2271.104215][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2271.104620][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 2271.105023][ C2] R13: ffffffff98ab3f0c R14: 0000000000000004 R15: ffff888005a32640
[ 2271.105430][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2271.105883][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2271.106224][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2271.106632][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2271.107040][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2271.107447][ C2] PKRU: 55555554
[ 2271.107632][ C2] Call Trace:
[ 2271.107805][ C2]
[ 2271.107957][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 2271.108238][ C2] ? print_cpu_stall+0x263/0x6a0
[ 2271.108497][ C2] ? check_cpu_stall+0x284/0x500
[ 2271.108752][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 2271.109044][ C2] ? rcu_pending+0x92/0x360
[ 2271.109281][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 2271.109555][ C2] ? update_process_times+0xb9/0x110
[ 2271.109829][ C2] ? tick_sched_handle+0x67/0x130
[ 2271.110090][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 2271.110382][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2271.110627][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 2271.110945][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2271.111223][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2271.111516][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2271.111787][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2271.112098][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2271.112365][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2271.112682][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2271.112981][ C2]
[ 2271.113145][ C2]
[ 2271.113297][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2271.113618][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2271.113923][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2271.114223][ C2] ? kasan_report+0xd2/0xf0
[ 2271.114463][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 2271.114751][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2271.115069][ C2] ? __pfx___schedule+0x10/0x10
[ 2271.115324][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2271.115579][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2271.115855][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2271.116144][ C2] ? lock_acquire+0x1c1/0x220
[ 2271.116386][ C2] ? __mutex_lock+0x33e/0xb10
[ 2271.116631][ C2] ? __mutex_lock+0x811/0xb10
[ 2271.116874][ C2] _raw_spin_lock+0x67/0x80
[ 2271.117109][ C2] __mutex_lock+0x33e/0xb10
[ 2271.117344][ C2] ? __lock_release+0x40f/0x880
[ 2271.117596][ C2] ? __pfx___lock_release+0x10/0x10
[ 2271.117864][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2271.118180][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2271.118441][ C2] ? __pfx___up_read+0x10/0x10
[ 2271.118690][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2271.118968][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2271.119242][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2271.119539][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2271.119844][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2271.120135][ C2] __tcf_action_put+0x3d/0xf0
[ 2271.120380][ C2] tcf_action_destroy+0x43/0x130
[ 2271.120635][ C2] ? hlock_class+0x4e/0x130
[ 2271.120871][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2271.121114][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2271.121439][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2271.121719][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2271.122021][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2271.122323][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2271.122614][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2271.122932][ C2] ? __lock_release+0x40f/0x880
[ 2271.123188][ C2] ? __mutex_lock+0x26e/0xb10
[ 2271.123433][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2271.123721][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2271.124035][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2271.124343][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2271.124596][ C2] tcf_chain_flush+0x1e0/0x320
[ 2271.124845][ C2] __tcf_block_put+0x113/0x270
[ 2271.125096][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2271.125405][ C2] __qdisc_destroy+0xee/0x340
[ 2271.125648][ C2] dev_shutdown+0x129/0x350
[ 2271.125886][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2271.126213][ C2] ? rtnl_is_locked+0x15/0x20
[ 2271.126462][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2271.126783][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2271.127133][ C2] ? mutex_is_locked+0x17/0x50
[ 2271.127381][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2271.127688][ C2] cleanup_net+0x4cf/0xb60
[ 2271.127920][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2271.128212][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2271.128467][ C2] ? lock_acquire+0x1c1/0x220
[ 2271.128710][ C2] ? process_one_work+0x714/0x1310
[ 2271.128976][ C2] process_one_work+0x78c/0x1310
[ 2271.129233][ C2] ? hlock_class+0x4e/0x130
[ 2271.129469][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2271.129746][ C2] ? assign_work+0x16c/0x240
[ 2271.129987][ C2] worker_thread+0x73d/0x1010
[ 2271.130230][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2271.130569][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2271.130834][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2271.131102][ C2] kthread+0x28f/0x360
[ 2271.131315][ C2] ? __pfx_kthread+0x10/0x10
[ 2271.131554][ C2] ret_from_fork+0x31/0x70
[ 2271.131784][ C2] ? __pfx_kthread+0x10/0x10
[ 2271.132022][ C2] ret_from_fork_asm+0x1b/0x30
[ 2271.132278][ C2]
[ 2296.577615][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 268s! [kworker/u8:1:72]
[ 2296.578069][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2296.578447][ C2] irq event stamp: 22488063
[ 2296.578680][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2296.579167][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2296.579654][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2296.580136][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2296.580617][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2296.581094][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2296.581717][ C2] Workqueue: netns cleanup_net
[ 2296.581966][ C2] RIP: 0010:kasan_report+0x29/0xf0
[ 2296.582235][ C2] Code: 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 <85> c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89 d3 49 89 cd e8 0f f7
[ 2296.583231][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 2296.583543][ C2] RAX: 0000000000000000 RBX: ffffed1000c47e82 RCX: ffffffff98ab35b0
[ 2296.583952][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2296.584358][ C2] RBP: ffffed1000c47e81 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2296.584764][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2296.585169][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: ffff888005a32640
[ 2296.585579][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2296.586034][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2296.586371][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2296.586779][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2296.587185][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2296.587593][ C2] PKRU: 55555554
[ 2296.587777][ C2] Call Trace:
[ 2296.587949][ C2]
[ 2296.588101][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2296.588371][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2296.588619][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2296.588902][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2296.589179][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2296.589474][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2296.589745][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2296.590055][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2296.590324][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2296.590639][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2296.590942][ C2]
[ 2296.591093][ C2]
[ 2296.591248][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2296.591575][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2296.591870][ C2] ? kasan_report+0x29/0xf0
[ 2296.592109][ C2] kasan_check_range+0x39/0x1c0
[ 2296.592364][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2296.592650][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2296.592969][ C2] ? __pfx___schedule+0x10/0x10
[ 2296.593237][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2296.593491][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2296.593769][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2296.594058][ C2] ? lock_acquire+0x1c1/0x220
[ 2296.594301][ C2] ? __mutex_lock+0x33e/0xb10
[ 2296.594547][ C2] ? __mutex_lock+0x811/0xb10
[ 2296.594789][ C2] _raw_spin_lock+0x67/0x80
[ 2296.595025][ C2] __mutex_lock+0x33e/0xb10
[ 2296.595262][ C2] ? __lock_release+0x40f/0x880
[ 2296.595513][ C2] ? __pfx___lock_release+0x10/0x10
[ 2296.595782][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2296.596084][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2296.596345][ C2] ? __pfx___up_read+0x10/0x10
[ 2296.596597][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2296.596870][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2296.597146][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2296.597442][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2296.597744][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2296.598035][ C2] __tcf_action_put+0x3d/0xf0
[ 2296.598281][ C2] tcf_action_destroy+0x43/0x130
[ 2296.598537][ C2] ? hlock_class+0x4e/0x130
[ 2296.598770][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2296.599015][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2296.599342][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2296.599621][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2296.599927][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2296.600225][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2296.600520][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2296.600837][ C2] ? __lock_release+0x40f/0x880
[ 2296.601088][ C2] ? __mutex_lock+0x26e/0xb10
[ 2296.601336][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2296.601633][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2296.601948][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2296.602259][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2296.602513][ C2] tcf_chain_flush+0x1e0/0x320
[ 2296.602764][ C2] __tcf_block_put+0x113/0x270
[ 2296.603018][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2296.603329][ C2] __qdisc_destroy+0xee/0x340
[ 2296.603575][ C2] dev_shutdown+0x129/0x350
[ 2296.603811][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2296.604140][ C2] ? rtnl_is_locked+0x15/0x20
[ 2296.604384][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2296.604706][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2296.605053][ C2] ? mutex_is_locked+0x17/0x50
[ 2296.605300][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2296.605610][ C2] cleanup_net+0x4cf/0xb60
[ 2296.605841][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2296.606131][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2296.606388][ C2] ? lock_acquire+0x1c1/0x220
[ 2296.606632][ C2] ? process_one_work+0x714/0x1310
[ 2296.606898][ C2] process_one_work+0x78c/0x1310
[ 2296.607157][ C2] ? hlock_class+0x4e/0x130
[ 2296.607391][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2296.607671][ C2] ? assign_work+0x16c/0x240
[ 2296.607909][ C2] worker_thread+0x73d/0x1010
[ 2296.608154][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2296.608492][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2296.608756][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2296.609020][ C2] kthread+0x28f/0x360
[ 2296.609234][ C2] ? __pfx_kthread+0x10/0x10
[ 2296.609472][ C2] ret_from_fork+0x31/0x70
[ 2296.609705][ C2] ? __pfx_kthread+0x10/0x10
[ 2296.609942][ C2] ret_from_fork_asm+0x1b/0x30
[ 2296.610195][ C2]
[ 2324.577615][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 294s! [kworker/u8:1:72]
[ 2324.578067][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2324.578441][ C2] irq event stamp: 22488063
[ 2324.578675][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2324.579159][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2324.579649][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2324.580148][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2324.580624][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2324.581104][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2324.581721][ C2] Workqueue: netns cleanup_net
[ 2324.581972][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 2324.582301][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 2324.583292][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 2324.583601][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 2324.584006][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2324.584410][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2324.584812][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2324.585214][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 2324.585618][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2324.586069][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2324.586406][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2324.586811][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2324.587213][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2324.587618][ C2] PKRU: 55555554
[ 2324.587801][ C2] Call Trace:
[ 2324.587975][ C2]
[ 2324.588125][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2324.588393][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2324.588639][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2324.588922][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2324.589197][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2324.589488][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2324.589760][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2324.590069][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2324.590339][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2324.590654][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2324.590954][ C2]
[ 2324.591105][ C2]
[ 2324.591258][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2324.591578][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2324.591879][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 2324.592179][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2324.592494][ C2] ? __pfx___schedule+0x10/0x10
[ 2324.592746][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2324.593008][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2324.593285][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2324.593574][ C2] ? lock_acquire+0x1c1/0x220
[ 2324.593817][ C2] ? __mutex_lock+0x33e/0xb10
[ 2324.594059][ C2] ? __mutex_lock+0x811/0xb10
[ 2324.594301][ C2] _raw_spin_lock+0x67/0x80
[ 2324.594538][ C2] __mutex_lock+0x33e/0xb10
[ 2324.594771][ C2] ? __lock_release+0x40f/0x880
[ 2324.595021][ C2] ? __pfx___lock_release+0x10/0x10
[ 2324.595289][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2324.595591][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2324.595850][ C2] ? __pfx___up_read+0x10/0x10
[ 2324.596099][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2324.596371][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2324.596645][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2324.596941][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2324.597239][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2324.597531][ C2] __tcf_action_put+0x3d/0xf0
[ 2324.597775][ C2] tcf_action_destroy+0x43/0x130
[ 2324.598030][ C2] ? hlock_class+0x4e/0x130
[ 2324.598264][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2324.598507][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2324.598831][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2324.599111][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2324.599417][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2324.599713][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2324.600003][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2324.600320][ C2] ? __lock_release+0x40f/0x880
[ 2324.600575][ C2] ? __mutex_lock+0x26e/0xb10
[ 2324.600819][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2324.601105][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2324.601417][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2324.601727][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2324.601978][ C2] tcf_chain_flush+0x1e0/0x320
[ 2324.602224][ C2] __tcf_block_put+0x113/0x270
[ 2324.602473][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2324.602782][ C2] __qdisc_destroy+0xee/0x340
[ 2324.603032][ C2] dev_shutdown+0x129/0x350
[ 2324.603265][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2324.603590][ C2] ? rtnl_is_locked+0x15/0x20
[ 2324.603834][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2324.604153][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2324.604498][ C2] ? mutex_is_locked+0x17/0x50
[ 2324.604744][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2324.605051][ C2] cleanup_net+0x4cf/0xb60
[ 2324.605278][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2324.605567][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2324.605822][ C2] ? lock_acquire+0x1c1/0x220
[ 2324.606063][ C2] ? process_one_work+0x714/0x1310
[ 2324.606328][ C2] process_one_work+0x78c/0x1310
[ 2324.606584][ C2] ? hlock_class+0x4e/0x130
[ 2324.606817][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2324.607093][ C2] ? assign_work+0x16c/0x240
[ 2324.607333][ C2] worker_thread+0x73d/0x1010
[ 2324.607577][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2324.607914][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2324.608177][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2324.608439][ C2] kthread+0x28f/0x360
[ 2324.608649][ C2] ? __pfx_kthread+0x10/0x10
[ 2324.608887][ C2] ret_from_fork+0x31/0x70
[ 2324.609118][ C2] ? __pfx_kthread+0x10/0x10
[ 2324.609354][ C2] ret_from_fork_asm+0x1b/0x30
[ 2324.609607][ C2]
[ 2336.087255][ T41] INFO: task kworker/u8:2:2419 blocked for more than 122 seconds.
[ 2336.087875][ T41] Tainted: G B L 6.8.0-rc2-virtme #1
[ 2336.088392][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 2336.089021][ T41] task:kworker/u8:2 state:D stack:29104 pid:2419 tgid:2419 ppid:2 flags:0x00004000
[ 2336.089784][ T41] Workqueue: ipv6_addrconf addrconf_verify_work
[ 2336.090294][ T41] Call Trace:
[ 2336.090561][ T41]
[ 2336.090799][ T41] __schedule+0x705/0x1ac0
[ 2336.091150][ T41] ? __pfx___schedule+0x10/0x10
[ 2336.091532][ T41] ? __mutex_trylock_common+0x79/0x260
[ 2336.091942][ T41] ? do_raw_spin_trylock+0xb9/0x190
[ 2336.092328][ T41] ? lock_acquire+0x1c1/0x220
[ 2336.092674][ T41] ? schedule+0x163/0x280
[ 2336.093000][ T41] schedule+0xeb/0x280
[ 2336.093321][ T41] schedule_preempt_disabled+0x15/0x30
[ 2336.093744][ T41] __mutex_lock+0x5e4/0xb10
[ 2336.094109][ T41] ? addrconf_verify_work+0x12/0x30
[ 2336.094537][ T41] ? __pfx___mutex_lock+0x10/0x10
[ 2336.094944][ T41] ? addrconf_verify_work+0x12/0x30
[ 2336.095365][ T41] addrconf_verify_work+0x12/0x30
[ 2336.095767][ T41] process_one_work+0x78c/0x1310
[ 2336.096155][ T41] ? __pfx_process_one_work+0x10/0x10
[ 2336.096583][ T41] ? assign_work+0x16c/0x240
[ 2336.096937][ T41] ? lock_release+0x1d5/0x250
[ 2336.097315][ T41] worker_thread+0x73d/0x1010
[ 2336.097689][ T41] ? __pfx_worker_thread+0x10/0x10
[ 2336.098090][ T41] kthread+0x28f/0x360
[ 2336.098425][ T41] ? __pfx_kthread+0x10/0x10
[ 2336.098786][ T41] ret_from_fork+0x31/0x70
[ 2336.099126][ T41] ? __pfx_kthread+0x10/0x10
[ 2336.099490][ T41] ret_from_fork_asm+0x1b/0x30
[ 2336.099852][ T41]
[ 2336.100061][ T41] INFO: task kworker/1:1:7075 blocked for more than 245 seconds.
[ 2336.100636][ T41] Tainted: G B L 6.8.0-rc2-virtme #1
[ 2336.101154][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 2336.101810][ T41] task:kworker/1:1 state:D stack:26192 pid:7075 tgid:7075 ppid:2 flags:0x00004000
[ 2336.102607][ T41] Workqueue: events linkwatch_event
[ 2336.103002][ T41] Call Trace:
[ 2336.103264][ T41]
[ 2336.103500][ T41] __schedule+0x705/0x1ac0
[ 2336.103844][ T41] ? __pfx___schedule+0x10/0x10
[ 2336.104226][ T41] ? __mutex_trylock_common+0x79/0x260
[ 2336.104650][ T41] ? do_raw_spin_trylock+0xb9/0x190
[ 2336.105056][ T41] ? lock_acquire+0x1c1/0x220
[ 2336.105438][ T41] ? schedule+0x163/0x280
[ 2336.105789][ T41] schedule+0xeb/0x280
[ 2336.106110][ T41] schedule_preempt_disabled+0x15/0x30
[ 2336.106548][ T41] __mutex_lock+0x5e4/0xb10
[ 2336.106896][ T41] ? linkwatch_event+0xe/0x60
[ 2336.107271][ T41] ? __pfx___mutex_lock+0x10/0x10
[ 2336.107662][ T41] ? __pfx_debug_object_deactivate+0x10/0x10
[ 2336.108126][ T41] ? lock_acquire+0x1c1/0x220
[ 2336.108504][ T41] ? linkwatch_event+0xe/0x60
[ 2336.108858][ T41] linkwatch_event+0xe/0x60
[ 2336.109214][ T41] process_one_work+0x78c/0x1310
[ 2336.109585][ T41] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2336.110008][ T41] ? __pfx_process_one_work+0x10/0x10
[ 2336.110439][ T41] ? assign_work+0x16c/0x240
[ 2336.110780][ T41] worker_thread+0x73d/0x1010
[ 2336.111131][ T41] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2336.111648][ T41] ? __pfx_worker_thread+0x10/0x10
[ 2336.112048][ T41] ? __pfx_worker_thread+0x10/0x10
[ 2336.112454][ T41] kthread+0x28f/0x360
[ 2336.112777][ T41] ? __pfx_kthread+0x10/0x10
[ 2336.113147][ T41] ret_from_fork+0x31/0x70
[ 2336.113514][ T41] ? __pfx_kthread+0x10/0x10
[ 2336.113872][ T41] ret_from_fork_asm+0x1b/0x30
[ 2336.114270][ T41]
[ 2336.114519][ T41] INFO: task ip:8868 blocked for more than 245 seconds.
[ 2336.115030][ T41] Tainted: G B L 6.8.0-rc2-virtme #1
[ 2336.115568][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 2336.116216][ T41] task:ip state:D stack:26608 pid:8868 tgid:8868 ppid:230 flags:0x00004002
[ 2336.116981][ T41] Call Trace:
[ 2336.117253][ T41]
[ 2336.117475][ T41] __schedule+0x705/0x1ac0
[ 2336.117816][ T41] ? __pfx___schedule+0x10/0x10
[ 2336.118205][ T41] ? do_raw_spin_trylock+0xb9/0x190
[ 2336.118618][ T41] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2336.119035][ T41] ? lock_acquire+0x1c1/0x220
[ 2336.119287][ T41] ? lock_acquire+0x1c1/0x220
[ 2336.119530][ T41] ? schedule+0x163/0x280
[ 2336.119753][ T41] schedule+0xeb/0x280
[ 2336.119975][ T41] synchronize_rcu_expedited+0x3c8/0x500
[ 2336.120276][ T41] ? __pfx_synchronize_rcu_expedited+0x10/0x10
[ 2336.120592][ T41] ? __pfx_autoremove_wake_function+0x10/0x10
[ 2336.120914][ T41] ? trace_irq_enable.constprop.0+0xd4/0x100
[ 2336.121232][ T41] ? __pfx_wait_rcu_exp_gp+0x10/0x10
[ 2336.121505][ T41] ? trace_irq_enable.constprop.0+0xd4/0x100
[ 2336.121810][ T41] ? mnt_release_group_id+0x44/0x90
[ 2336.122090][ T41] ? __up_write+0x190/0x520
[ 2336.122334][ T41] namespace_unlock+0x1a4/0x420
[ 2336.122589][ T41] ? umount_tree+0x6ee/0xfb0
[ 2336.122852][ T41] ? __pfx_namespace_unlock+0x10/0x10
[ 2336.123286][ T41] ? __pfx_umount_tree+0x10/0x10
[ 2336.123667][ T41] ? lock_acquire+0x1c1/0x220
[ 2336.123969][ T41] do_umount+0x378/0xb10
[ 2336.124201][ T41] ? __pfx_do_umount+0x10/0x10
[ 2336.124447][ T41] ? user_path_at_empty+0x49/0x60
[ 2336.124707][ T41] ? __kasan_slab_free+0x107/0x1c0
[ 2336.124986][ T41] path_umount+0x1f6/0x360
[ 2336.125223][ T41] __x64_sys_umount+0x10b/0x130
[ 2336.125474][ T41] ? __pfx___x64_sys_umount+0x10/0x10
[ 2336.125747][ T41] ? do_user_addr_fault+0x46e/0xba0
[ 2336.126028][ T41] do_syscall_64+0xc9/0x1e0
[ 2336.126277][ T41] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 2336.126585][ T41] RIP: 0033:0x7f1aa59b263b
[ 2336.126813][ T41] RSP: 002b:00007ffd068b0fc8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[ 2336.127258][ T41] RAX: ffffffffffffffda RBX: 000000000046d7b0 RCX: 00007f1aa59b263b
[ 2336.127662][ T41] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00007ffd068b0fd0
[ 2336.128202][ T41] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffd068b0e60
[ 2336.128609][ T41] R10: 00007f1aa58788d0 R11: 0000000000000202 R12: 00007ffd068b2180
[ 2336.129019][ T41] R13: 0000000000000001 R14: 00007ffd068b3a47 R15: 0000000000000000
[ 2336.129434][ T41]
[ 2336.129594][ T41] INFO: lockdep is turned off.
[ 2340.183206][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 328954 jiffies s: 48741 root: 0x4/.
[ 2340.183855][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 2340.184228][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 2340.184506][ C2] NMI backtrace for cpu 2
[ 2340.184512][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2340.184516][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2340.184519][ C2] Workqueue: netns cleanup_net
[ 2340.184529][ C2] RIP: 0010:report_enabled+0x19/0x30
[ 2340.184536][ C2] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 83 e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 <0f> 93 c0 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
[ 2340.184538][ C2] RSP: 0018:ffffc9000052f330 EFLAGS: 00000247
[ 2340.184541][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab3f0c
[ 2340.184543][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2340.184545][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2340.184546][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2340.184547][ C2] R13: ffffffff98ab3f0c R14: 0000000000000004 R15: ffff888005a32640
[ 2340.184549][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2340.184551][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2340.184554][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2340.184555][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2340.184557][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2340.184558][ C2] PKRU: 55555554
[ 2340.184559][ C2] Call Trace:
[ 2340.184563][ C2]
[ 2340.184567][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 2340.184574][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 2340.184579][ C2] ? nmi_handle+0x153/0x420
[ 2340.184585][ C2] ? default_do_nmi+0x41/0x100
[ 2340.184591][ C2] ? exc_nmi+0xf3/0x120
[ 2340.184594][ C2] ? end_repeat_nmi+0xf/0x60
[ 2340.184598][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2340.184604][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2340.184607][ C2] ? report_enabled+0x19/0x30
[ 2340.184610][ C2] ? report_enabled+0x19/0x30
[ 2340.184613][ C2] ? report_enabled+0x19/0x30
[ 2340.184616][ C2]
[ 2340.184617][ C2]
[ 2340.184618][ C2] kasan_report+0x41/0xf0
[ 2340.184623][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 2340.184627][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2340.184631][ C2] ? __pfx___schedule+0x10/0x10
[ 2340.184637][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2340.184643][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2340.184646][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2340.184649][ C2] ? lock_acquire+0x1c1/0x220
[ 2340.184652][ C2] ? __mutex_lock+0x33e/0xb10
[ 2340.184656][ C2] ? __mutex_lock+0x811/0xb10
[ 2340.184659][ C2] _raw_spin_lock+0x67/0x80
[ 2340.184662][ C2] __mutex_lock+0x33e/0xb10
[ 2340.184666][ C2] ? __lock_release+0x40f/0x880
[ 2340.184669][ C2] ? __pfx___lock_release+0x10/0x10
[ 2340.184671][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2340.184677][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2340.184681][ C2] ? __pfx___up_read+0x10/0x10
[ 2340.184685][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2340.184688][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2340.184692][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2340.184699][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2340.184702][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2340.184707][ C2] __tcf_action_put+0x3d/0xf0
[ 2340.184711][ C2] tcf_action_destroy+0x43/0x130
[ 2340.184714][ C2] ? hlock_class+0x4e/0x130
[ 2340.184718][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2340.184721][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2340.184733][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2340.184742][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2340.184750][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2340.184759][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2340.184768][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2340.184775][ C2] ? __lock_release+0x40f/0x880
[ 2340.184779][ C2] ? __mutex_lock+0x26e/0xb10
[ 2340.184783][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2340.184793][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2340.184800][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2340.184805][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2340.184809][ C2] tcf_chain_flush+0x1e0/0x320
[ 2340.184813][ C2] __tcf_block_put+0x113/0x270
[ 2340.184817][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2340.184825][ C2] __qdisc_destroy+0xee/0x340
[ 2340.184829][ C2] dev_shutdown+0x129/0x350
[ 2340.184832][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2340.184837][ C2] ? rtnl_is_locked+0x15/0x20
[ 2340.184842][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2340.184844][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2340.184848][ C2] ? mutex_is_locked+0x17/0x50
[ 2340.184850][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2340.184857][ C2] cleanup_net+0x4cf/0xb60
[ 2340.184860][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2340.184863][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2340.184866][ C2] ? lock_acquire+0x1c1/0x220
[ 2340.184868][ C2] ? process_one_work+0x714/0x1310
[ 2340.184874][ C2] process_one_work+0x78c/0x1310
[ 2340.184878][ C2] ? hlock_class+0x4e/0x130
[ 2340.184881][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2340.184886][ C2] ? assign_work+0x16c/0x240
[ 2340.184889][ C2] worker_thread+0x73d/0x1010
[ 2340.184892][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2340.184896][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2340.184899][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2340.184901][ C2] kthread+0x28f/0x360
[ 2340.184905][ C2] ? __pfx_kthread+0x10/0x10
[ 2340.184908][ C2] ret_from_fork+0x31/0x70
[ 2340.184911][ C2] ? __pfx_kthread+0x10/0x10
[ 2340.184913][ C2] ret_from_fork_asm+0x1b/0x30
[ 2340.184923][ C2]
[ 2349.135194][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 2349.135566][ C2] rcu: 2-....: (337619 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=84483
[ 2349.136122][ C2] rcu: (t=338142 jiffies g=1693981 q=5299 ncpus=4)
[ 2349.136462][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2349.136941][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2349.137565][ C2] Workqueue: netns cleanup_net
[ 2349.137817][ C2] RIP: 0010:__asan_report_load4_noabort+0x0/0x20
[ 2349.138145][ C2] Code: 0c 24 31 d2 be 02 00 00 00 e9 4c e0 ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 48 8b 0c 24 31 d2 be 04 00 00 00 e9 1c e0 ff ff 66 66
[ 2349.139140][ C2] RSP: 0018:ffffc9000052f3d8 EFLAGS: 00000282
[ 2349.139453][ C2] RAX: 00000000000000fb RBX: 0000000000000048 RCX: ffffffff98ab35b0
[ 2349.139860][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2349.140266][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2349.140670][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2349.141076][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 2349.141484][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2349.141939][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2349.142278][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2349.142684][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2349.143097][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2349.143503][ C2] PKRU: 55555554
[ 2349.143687][ C2] Call Trace:
[ 2349.143859][ C2]
[ 2349.144012][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 2349.144292][ C2] ? print_cpu_stall+0x263/0x6a0
[ 2349.144550][ C2] ? check_cpu_stall+0x284/0x500
[ 2349.144805][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 2349.145098][ C2] ? rcu_pending+0x92/0x360
[ 2349.145334][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 2349.145609][ C2] ? update_process_times+0xb9/0x110
[ 2349.145883][ C2] ? tick_sched_handle+0x67/0x130
[ 2349.146144][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 2349.146436][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2349.146682][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 2349.147000][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2349.147279][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2349.147572][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2349.147843][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2349.148156][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2349.148423][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2349.148741][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2349.149044][ C2]
[ 2349.149200][ C2]
[ 2349.149352][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2349.149679][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2349.149974][ C2] ? __pfx___asan_report_load4_noabort+0x10/0x10
[ 2349.150303][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 2349.150594][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2349.150913][ C2] ? __pfx___schedule+0x10/0x10
[ 2349.151168][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2349.151425][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2349.151703][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2349.151991][ C2] ? lock_acquire+0x1c1/0x220
[ 2349.152235][ C2] ? __mutex_lock+0x33e/0xb10
[ 2349.152481][ C2] ? __mutex_lock+0x811/0xb10
[ 2349.152725][ C2] _raw_spin_lock+0x67/0x80
[ 2349.152971][ C2] __mutex_lock+0x33e/0xb10
[ 2349.153208][ C2] ? __lock_release+0x40f/0x880
[ 2349.153462][ C2] ? __pfx___lock_release+0x10/0x10
[ 2349.153731][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2349.154033][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2349.154298][ C2] ? __pfx___up_read+0x10/0x10
[ 2349.154547][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2349.154820][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2349.155098][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2349.155395][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2349.155696][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2349.155986][ C2] __tcf_action_put+0x3d/0xf0
[ 2349.156232][ C2] tcf_action_destroy+0x43/0x130
[ 2349.156489][ C2] ? hlock_class+0x4e/0x130
[ 2349.156725][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2349.156968][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2349.157294][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2349.157573][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2349.157881][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2349.158181][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2349.158475][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2349.158793][ C2] ? __lock_release+0x40f/0x880
[ 2349.159045][ C2] ? __mutex_lock+0x26e/0xb10
[ 2349.159290][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2349.159579][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2349.159891][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2349.160202][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2349.160456][ C2] tcf_chain_flush+0x1e0/0x320
[ 2349.160706][ C2] __tcf_block_put+0x113/0x270
[ 2349.160957][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2349.161270][ C2] __qdisc_destroy+0xee/0x340
[ 2349.161515][ C2] dev_shutdown+0x129/0x350
[ 2349.161753][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2349.162082][ C2] ? rtnl_is_locked+0x15/0x20
[ 2349.162326][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2349.162647][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2349.163002][ C2] ? mutex_is_locked+0x17/0x50
[ 2349.163250][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2349.163557][ C2] cleanup_net+0x4cf/0xb60
[ 2349.163789][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2349.164077][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2349.164335][ C2] ? lock_acquire+0x1c1/0x220
[ 2349.164578][ C2] ? process_one_work+0x714/0x1310
[ 2349.164846][ C2] process_one_work+0x78c/0x1310
[ 2349.165105][ C2] ? hlock_class+0x4e/0x130
[ 2349.165341][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2349.165621][ C2] ? assign_work+0x16c/0x240
[ 2349.165859][ C2] worker_thread+0x73d/0x1010
[ 2349.166103][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2349.166441][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2349.166707][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2349.166977][ C2] kthread+0x28f/0x360
[ 2349.167196][ C2] ? __pfx_kthread+0x10/0x10
[ 2349.167442][ C2] ret_from_fork+0x31/0x70
[ 2349.167676][ C2] ? __pfx_kthread+0x10/0x10
[ 2349.167920][ C2] ret_from_fork_asm+0x1b/0x30
[ 2349.168172][ C2]
[ 2376.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 343s! [kworker/u8:1:72]
[ 2376.578067][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2376.578443][ C2] irq event stamp: 22488063
[ 2376.578674][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2376.579162][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2376.579647][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2376.580132][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2376.580611][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2376.581092][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2376.581716][ C2] Workqueue: netns cleanup_net
[ 2376.581967][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 2376.582298][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 2376.583294][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 2376.583608][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 2376.584013][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2376.584416][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2376.584821][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2376.585227][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 2376.585631][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2376.586085][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2376.586422][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2376.586829][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2376.587235][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2376.587638][ C2] PKRU: 55555554
[ 2376.587823][ C2] Call Trace:
[ 2376.587997][ C2]
[ 2376.588147][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2376.588416][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2376.588666][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2376.588947][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2376.589223][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2376.589517][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2376.589787][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2376.590099][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2376.590367][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2376.590684][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2376.590981][ C2]
[ 2376.591136][ C2]
[ 2376.591288][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2376.591610][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2376.591910][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 2376.592210][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2376.592528][ C2] ? __pfx___schedule+0x10/0x10
[ 2376.592787][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2376.593042][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2376.593319][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2376.593608][ C2] ? lock_acquire+0x1c1/0x220
[ 2376.593850][ C2] ? __mutex_lock+0x33e/0xb10
[ 2376.594095][ C2] ? __mutex_lock+0x811/0xb10
[ 2376.594340][ C2] _raw_spin_lock+0x67/0x80
[ 2376.594573][ C2] __mutex_lock+0x33e/0xb10
[ 2376.594810][ C2] ? __lock_release+0x40f/0x880
[ 2376.595063][ C2] ? __pfx___lock_release+0x10/0x10
[ 2376.595331][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2376.595634][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2376.595895][ C2] ? __pfx___up_read+0x10/0x10
[ 2376.596142][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2376.596418][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2376.596696][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2376.596990][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2376.597293][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2376.597582][ C2] __tcf_action_put+0x3d/0xf0
[ 2376.597827][ C2] tcf_action_destroy+0x43/0x130
[ 2376.598083][ C2] ? hlock_class+0x4e/0x130
[ 2376.598321][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2376.598562][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2376.598888][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2376.599166][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2376.599471][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2376.599770][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2376.600061][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2376.600380][ C2] ? __lock_release+0x40f/0x880
[ 2376.600632][ C2] ? __mutex_lock+0x26e/0xb10
[ 2376.600874][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2376.601162][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2376.601474][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2376.601785][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2376.602037][ C2] tcf_chain_flush+0x1e0/0x320
[ 2376.602287][ C2] __tcf_block_put+0x113/0x270
[ 2376.602536][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2376.602850][ C2] __qdisc_destroy+0xee/0x340
[ 2376.603096][ C2] dev_shutdown+0x129/0x350
[ 2376.603333][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2376.603661][ C2] ? rtnl_is_locked+0x15/0x20
[ 2376.603905][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2376.604225][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2376.604573][ C2] ? mutex_is_locked+0x17/0x50
[ 2376.604819][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2376.605126][ C2] cleanup_net+0x4cf/0xb60
[ 2376.605358][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2376.605646][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2376.605902][ C2] ? lock_acquire+0x1c1/0x220
[ 2376.606144][ C2] ? process_one_work+0x714/0x1310
[ 2376.606412][ C2] process_one_work+0x78c/0x1310
[ 2376.606669][ C2] ? hlock_class+0x4e/0x130
[ 2376.606904][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2376.607181][ C2] ? assign_work+0x16c/0x240
[ 2376.607421][ C2] worker_thread+0x73d/0x1010
[ 2376.607663][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2376.608004][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2376.608269][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2376.608533][ C2] kthread+0x28f/0x360
[ 2376.608745][ C2] ? __pfx_kthread+0x10/0x10
[ 2376.608988][ C2] ret_from_fork+0x31/0x70
[ 2376.609231][ C2] ? __pfx_kthread+0x10/0x10
[ 2376.609470][ C2] ret_from_fork_asm+0x1b/0x30
[ 2376.609722][ C2]
[ 2404.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 369s! [kworker/u8:1:72]
[ 2404.578065][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2404.578440][ C2] irq event stamp: 22488063
[ 2404.578673][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2404.579159][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2404.579647][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2404.580130][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2404.580609][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2404.581092][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2404.581712][ C2] Workqueue: netns cleanup_net
[ 2404.581963][ C2] RIP: 0010:kasan_report+0x31/0xf0
[ 2404.582230][ C2] Code: 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00 00 00 <48> 89 fd 49 89 f6 89 d3 49 89 cd e8 0f f7 ff ff 41 89 c4 84 c0 0f
[ 2404.583218][ C2] RSP: 0018:ffffc9000052f338 EFLAGS: 00000246
[ 2404.583531][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 2404.583935][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2404.584342][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2404.584746][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2404.585150][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: ffff888005a32640
[ 2404.585554][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2404.586007][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2404.586346][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2404.586751][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2404.587154][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2404.587559][ C2] PKRU: 55555554
[ 2404.587741][ C2] Call Trace:
[ 2404.587916][ C2]
[ 2404.588064][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2404.588333][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2404.588581][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2404.588863][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2404.589140][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2404.589432][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2404.589703][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2404.590013][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2404.590280][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2404.590594][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2404.590896][ C2]
[ 2404.591048][ C2]
[ 2404.591202][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2404.591523][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2404.591827][ C2] ? kasan_report+0x31/0xf0
[ 2404.592064][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2404.592361][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 2404.592660][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2404.592981][ C2] ? __pfx___schedule+0x10/0x10
[ 2404.593237][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2404.593492][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2404.593768][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2404.594061][ C2] ? lock_acquire+0x1c1/0x220
[ 2404.594304][ C2] ? __mutex_lock+0x33e/0xb10
[ 2404.594548][ C2] ? __mutex_lock+0x811/0xb10
[ 2404.594790][ C2] _raw_spin_lock+0x67/0x80
[ 2404.595031][ C2] __mutex_lock+0x33e/0xb10
[ 2404.595265][ C2] ? __lock_release+0x40f/0x880
[ 2404.595516][ C2] ? __pfx___lock_release+0x10/0x10
[ 2404.595783][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2404.596086][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2404.596347][ C2] ? __pfx___up_read+0x10/0x10
[ 2404.596603][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2404.596877][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2404.597153][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2404.597454][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2404.597754][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2404.598047][ C2] __tcf_action_put+0x3d/0xf0
[ 2404.598295][ C2] tcf_action_destroy+0x43/0x130
[ 2404.598552][ C2] ? hlock_class+0x4e/0x130
[ 2404.598795][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2404.599050][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2404.599377][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2404.599659][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2404.599965][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2404.600267][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2404.600560][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2404.600880][ C2] ? __lock_release+0x40f/0x880
[ 2404.601133][ C2] ? __mutex_lock+0x26e/0xb10
[ 2404.601380][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2404.601670][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2404.601986][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2404.602298][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2404.602558][ C2] tcf_chain_flush+0x1e0/0x320
[ 2404.602807][ C2] __tcf_block_put+0x113/0x270
[ 2404.603058][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2404.603370][ C2] __qdisc_destroy+0xee/0x340
[ 2404.603615][ C2] dev_shutdown+0x129/0x350
[ 2404.603852][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2404.604180][ C2] ? rtnl_is_locked+0x15/0x20
[ 2404.604428][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2404.604752][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2404.605099][ C2] ? mutex_is_locked+0x17/0x50
[ 2404.605348][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2404.605658][ C2] cleanup_net+0x4cf/0xb60
[ 2404.605889][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2404.606181][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2404.606439][ C2] ? lock_acquire+0x1c1/0x220
[ 2404.606681][ C2] ? process_one_work+0x714/0x1310
[ 2404.606950][ C2] process_one_work+0x78c/0x1310
[ 2404.607210][ C2] ? hlock_class+0x4e/0x130
[ 2404.607447][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2404.607726][ C2] ? assign_work+0x16c/0x240
[ 2404.607968][ C2] worker_thread+0x73d/0x1010
[ 2404.608213][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2404.608555][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2404.608820][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2404.609085][ C2] kthread+0x28f/0x360
[ 2404.609299][ C2] ? __pfx_kthread+0x10/0x10
[ 2404.609539][ C2] ret_from_fork+0x31/0x70
[ 2404.609772][ C2] ? __pfx_kthread+0x10/0x10
[ 2404.610011][ C2] ret_from_fork_asm+0x1b/0x30
[ 2404.610267][ C2]
[ 2427.171193][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 2427.171569][ C2] rcu: 2-....: (415560 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=103984
[ 2427.172126][ C2] rcu: (t=416178 jiffies g=1693981 q=5299 ncpus=4)
[ 2427.172474][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2427.172952][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2427.173575][ C2] Workqueue: netns cleanup_net
[ 2427.173828][ C2] RIP: 0010:kasan_report+0xd2/0xf0
[ 2427.174101][ C2] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 2427.175082][ C2] RSP: 0018:ffffc9000052f338 EFLAGS: 00000282
[ 2427.175394][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab3f0c
[ 2427.175800][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2427.176204][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2427.176608][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 2427.177012][ C2] R13: ffffffff98ab3f0c R14: 0000000000000004 R15: ffff888005a32640
[ 2427.177418][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2427.177872][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2427.178209][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2427.178613][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2427.179018][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2427.179423][ C2] PKRU: 55555554
[ 2427.179608][ C2] Call Trace:
[ 2427.179781][ C2]
[ 2427.179934][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 2427.180216][ C2] ? print_cpu_stall+0x263/0x6a0
[ 2427.180474][ C2] ? check_cpu_stall+0x284/0x500
[ 2427.180729][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 2427.181020][ C2] ? rcu_pending+0x92/0x360
[ 2427.181267][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 2427.181541][ C2] ? update_process_times+0xb9/0x110
[ 2427.181815][ C2] ? tick_sched_handle+0x67/0x130
[ 2427.182079][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 2427.182377][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2427.182622][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 2427.182939][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2427.183221][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2427.183513][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2427.183784][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2427.184095][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2427.184361][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2427.184677][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2427.184977][ C2]
[ 2427.185132][ C2]
[ 2427.185283][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2427.185604][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2427.185911][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2427.186216][ C2] ? kasan_report+0xd2/0xf0
[ 2427.186453][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2427.186746][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 2427.187038][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2427.187356][ C2] ? __pfx___schedule+0x10/0x10
[ 2427.187610][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2427.187864][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2427.188141][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2427.188429][ C2] ? lock_acquire+0x1c1/0x220
[ 2427.188672][ C2] ? __mutex_lock+0x33e/0xb10
[ 2427.188916][ C2] ? __mutex_lock+0x811/0xb10
[ 2427.189161][ C2] _raw_spin_lock+0x67/0x80
[ 2427.189398][ C2] __mutex_lock+0x33e/0xb10
[ 2427.189633][ C2] ? __lock_release+0x40f/0x880
[ 2427.189883][ C2] ? __pfx___lock_release+0x10/0x10
[ 2427.190156][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2427.190457][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2427.190717][ C2] ? __pfx___up_read+0x10/0x10
[ 2427.190965][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2427.191237][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2427.191513][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2427.191811][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2427.192110][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2427.192409][ C2] __tcf_action_put+0x3d/0xf0
[ 2427.192656][ C2] tcf_action_destroy+0x43/0x130
[ 2427.192913][ C2] ? hlock_class+0x4e/0x130
[ 2427.193146][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2427.193391][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2427.193718][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2427.193995][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2427.194303][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2427.194602][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2427.194901][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2427.195218][ C2] ? __lock_release+0x40f/0x880
[ 2427.195469][ C2] ? __mutex_lock+0x26e/0xb10
[ 2427.195714][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2427.195999][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2427.196314][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2427.196625][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2427.196877][ C2] tcf_chain_flush+0x1e0/0x320
[ 2427.197125][ C2] __tcf_block_put+0x113/0x270
[ 2427.197372][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2427.197682][ C2] __qdisc_destroy+0xee/0x340
[ 2427.197927][ C2] dev_shutdown+0x129/0x350
[ 2427.198166][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2427.198494][ C2] ? rtnl_is_locked+0x15/0x20
[ 2427.198738][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2427.199058][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2427.199404][ C2] ? mutex_is_locked+0x17/0x50
[ 2427.199650][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2427.199957][ C2] cleanup_net+0x4cf/0xb60
[ 2427.200187][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2427.200476][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2427.200738][ C2] ? lock_acquire+0x1c1/0x220
[ 2427.200980][ C2] ? process_one_work+0x714/0x1310
[ 2427.201246][ C2] process_one_work+0x78c/0x1310
[ 2427.201503][ C2] ? hlock_class+0x4e/0x130
[ 2427.201736][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2427.202014][ C2] ? assign_work+0x16c/0x240
[ 2427.202252][ C2] worker_thread+0x73d/0x1010
[ 2427.202501][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2427.202842][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2427.203106][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2427.203370][ C2] kthread+0x28f/0x360
[ 2427.203583][ C2] ? __pfx_kthread+0x10/0x10
[ 2427.203821][ C2] ret_from_fork+0x31/0x70
[ 2427.204052][ C2] ? __pfx_kthread+0x10/0x10
[ 2427.204290][ C2] ret_from_fork_asm+0x1b/0x30
[ 2427.204543][ C2]
[ 2438.487217][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 427258 jiffies s: 48741 root: 0x4/.
[ 2438.487907][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 2438.488295][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 2438.488576][ C2] NMI backtrace for cpu 2
[ 2438.488581][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2438.488585][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2438.488588][ C2] Workqueue: netns cleanup_net
[ 2438.488596][ C2] RIP: 0010:kasan_report+0x31/0xf0
[ 2438.488604][ C2] Code: 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00 00 00 <48> 89 fd 49 89 f6 89 d3 49 89 cd e8 0f f7 ff ff 41 89 c4 84 c0 0f
[ 2438.488607][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000246
[ 2438.488609][ C2] RAX: 0000000000000000 RBX: ffffed1000c47e82 RCX: ffffffff98ab35b0
[ 2438.488611][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2438.488613][ C2] RBP: ffffed1000c47e81 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2438.488615][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2438.488616][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: ffff888005a32640
[ 2438.488618][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2438.488620][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2438.488623][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2438.488624][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2438.488626][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2438.488627][ C2] PKRU: 55555554
[ 2438.488628][ C2] Call Trace:
[ 2438.488631][ C2]
[ 2438.488635][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 2438.488642][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 2438.488647][ C2] ? nmi_handle+0x153/0x420
[ 2438.488653][ C2] ? default_do_nmi+0x41/0x100
[ 2438.488658][ C2] ? exc_nmi+0xf3/0x120
[ 2438.488660][ C2] ? end_repeat_nmi+0xf/0x60
[ 2438.488666][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2438.488671][ C2] ? kasan_report+0x31/0xf0
[ 2438.488674][ C2] ? kasan_report+0x31/0xf0
[ 2438.488677][ C2] ? kasan_report+0x31/0xf0
[ 2438.488680][ C2]
[ 2438.488681][ C2]
[ 2438.488684][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2438.488687][ C2] kasan_check_range+0x39/0x1c0
[ 2438.488693][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2438.488697][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2438.488700][ C2] ? __pfx___schedule+0x10/0x10
[ 2438.488706][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2438.488713][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2438.488715][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2438.488719][ C2] ? lock_acquire+0x1c1/0x220
[ 2438.488721][ C2] ? __mutex_lock+0x33e/0xb10
[ 2438.488726][ C2] ? __mutex_lock+0x811/0xb10
[ 2438.488728][ C2] _raw_spin_lock+0x67/0x80
[ 2438.488732][ C2] __mutex_lock+0x33e/0xb10
[ 2438.488735][ C2] ? __lock_release+0x40f/0x880
[ 2438.488738][ C2] ? __pfx___lock_release+0x10/0x10
[ 2438.488741][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2438.488747][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2438.488750][ C2] ? __pfx___up_read+0x10/0x10
[ 2438.488755][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2438.488758][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2438.488763][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2438.488769][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2438.488772][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2438.488777][ C2] __tcf_action_put+0x3d/0xf0
[ 2438.488781][ C2] tcf_action_destroy+0x43/0x130
[ 2438.488784][ C2] ? hlock_class+0x4e/0x130
[ 2438.488789][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2438.488792][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2438.488803][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2438.488812][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2438.488820][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2438.488829][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2438.488838][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2438.488846][ C2] ? __lock_release+0x40f/0x880
[ 2438.488849][ C2] ? __mutex_lock+0x26e/0xb10
[ 2438.488854][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2438.488863][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2438.488871][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2438.488875][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2438.488879][ C2] tcf_chain_flush+0x1e0/0x320
[ 2438.488883][ C2] __tcf_block_put+0x113/0x270
[ 2438.488887][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2438.488896][ C2] __qdisc_destroy+0xee/0x340
[ 2438.488900][ C2] dev_shutdown+0x129/0x350
[ 2438.488904][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2438.488909][ C2] ? rtnl_is_locked+0x15/0x20
[ 2438.488913][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2438.488916][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2438.488919][ C2] ? mutex_is_locked+0x17/0x50
[ 2438.488922][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2438.488928][ C2] cleanup_net+0x4cf/0xb60
[ 2438.488931][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2438.488933][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2438.488936][ C2] ? lock_acquire+0x1c1/0x220
[ 2438.488938][ C2] ? process_one_work+0x714/0x1310
[ 2438.488944][ C2] process_one_work+0x78c/0x1310
[ 2438.488948][ C2] ? hlock_class+0x4e/0x130
[ 2438.488951][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2438.488956][ C2] ? assign_work+0x16c/0x240
[ 2438.488959][ C2] worker_thread+0x73d/0x1010
[ 2438.488962][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2438.488966][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2438.488969][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2438.488971][ C2] kthread+0x28f/0x360
[ 2438.488975][ C2] ? __pfx_kthread+0x10/0x10
[ 2438.488977][ C2] ret_from_fork+0x31/0x70
[ 2438.488980][ C2] ? __pfx_kthread+0x10/0x10
[ 2438.488982][ C2] ret_from_fork_asm+0x1b/0x30
[ 2438.488991][ C2]
[ 2458.967227][ T41] INFO: task kworker/u8:2:2419 blocked for more than 245 seconds.
[ 2458.967666][ T41] Tainted: G B L 6.8.0-rc2-virtme #1
[ 2458.968021][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 2458.968466][ T41] task:kworker/u8:2 state:D stack:29104 pid:2419 tgid:2419 ppid:2 flags:0x00004000
[ 2458.968996][ T41] Workqueue: ipv6_addrconf addrconf_verify_work
[ 2458.969335][ T41] Call Trace:
[ 2458.969506][ T41]
[ 2458.969662][ T41] __schedule+0x705/0x1ac0
[ 2458.969895][ T41] ? __pfx___schedule+0x10/0x10
[ 2458.970147][ T41] ? __mutex_trylock_common+0x79/0x260
[ 2458.970447][ T41] ? do_raw_spin_trylock+0xb9/0x190
[ 2458.970716][ T41] ? lock_acquire+0x1c1/0x220
[ 2458.970957][ T41] ? schedule+0x163/0x280
[ 2458.971184][ T41] schedule+0xeb/0x280
[ 2458.971411][ T41] schedule_preempt_disabled+0x15/0x30
[ 2458.971691][ T41] __mutex_lock+0x5e4/0xb10
[ 2458.971927][ T41] ? addrconf_verify_work+0x12/0x30
[ 2458.972222][ T41] ? __pfx___mutex_lock+0x10/0x10
[ 2458.972485][ T41] ? addrconf_verify_work+0x12/0x30
[ 2458.972758][ T41] addrconf_verify_work+0x12/0x30
[ 2458.973020][ T41] process_one_work+0x78c/0x1310
[ 2458.973285][ T41] ? __pfx_process_one_work+0x10/0x10
[ 2458.973560][ T41] ? assign_work+0x16c/0x240
[ 2458.973805][ T41] ? lock_release+0x1d5/0x250
[ 2458.974046][ T41] worker_thread+0x73d/0x1010
[ 2458.974296][ T41] ? __pfx_worker_thread+0x10/0x10
[ 2458.974557][ T41] kthread+0x28f/0x360
[ 2458.974773][ T41] ? __pfx_kthread+0x10/0x10
[ 2458.975013][ T41] ret_from_fork+0x31/0x70
[ 2458.975251][ T41] ? __pfx_kthread+0x10/0x10
[ 2458.975489][ T41] ret_from_fork_asm+0x1b/0x30
[ 2458.975740][ T41]
[ 2458.975901][ T41] INFO: task kworker/1:1:7075 blocked for more than 368 seconds.
[ 2458.976297][ T41] Tainted: G B L 6.8.0-rc2-virtme #1
[ 2458.976661][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 2458.977107][ T41] task:kworker/1:1 state:D stack:26192 pid:7075 tgid:7075 ppid:2 flags:0x00004000
[ 2458.977642][ T41] Workqueue: events linkwatch_event
[ 2458.977923][ T41] Call Trace:
[ 2458.978092][ T41]
[ 2458.978255][ T41] __schedule+0x705/0x1ac0
[ 2458.978485][ T41] ? __pfx___schedule+0x10/0x10
[ 2458.978736][ T41] ? __mutex_trylock_common+0x79/0x260
[ 2458.979016][ T41] ? do_raw_spin_trylock+0xb9/0x190
[ 2458.979290][ T41] ? lock_acquire+0x1c1/0x220
[ 2458.979532][ T41] ? schedule+0x163/0x280
[ 2458.979753][ T41] schedule+0xeb/0x280
[ 2458.979963][ T41] schedule_preempt_disabled+0x15/0x30
[ 2458.980250][ T41] __mutex_lock+0x5e4/0xb10
[ 2458.980483][ T41] ? linkwatch_event+0xe/0x60
[ 2458.980725][ T41] ? __pfx___mutex_lock+0x10/0x10
[ 2458.980982][ T41] ? __pfx_debug_object_deactivate+0x10/0x10
[ 2458.981303][ T41] ? lock_acquire+0x1c1/0x220
[ 2458.981546][ T41] ? linkwatch_event+0xe/0x60
[ 2458.981786][ T41] linkwatch_event+0xe/0x60
[ 2458.982019][ T41] process_one_work+0x78c/0x1310
[ 2458.982293][ T41] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2458.982583][ T41] ? __pfx_process_one_work+0x10/0x10
[ 2458.982860][ T41] ? assign_work+0x16c/0x240
[ 2458.983099][ T41] worker_thread+0x73d/0x1010
[ 2458.983349][ T41] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2458.983689][ T41] ? __pfx_worker_thread+0x10/0x10
[ 2458.983952][ T41] ? __pfx_worker_thread+0x10/0x10
[ 2458.984222][ T41] kthread+0x28f/0x360
[ 2458.984431][ T41] ? __pfx_kthread+0x10/0x10
[ 2458.984669][ T41] ret_from_fork+0x31/0x70
[ 2458.984897][ T41] ? __pfx_kthread+0x10/0x10
[ 2458.985136][ T41] ret_from_fork_asm+0x1b/0x30
[ 2458.985393][ T41]
[ 2458.985553][ T41] INFO: task ip:8868 blocked for more than 368 seconds.
[ 2458.985906][ T41] Tainted: G B L 6.8.0-rc2-virtme #1
[ 2458.986268][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 2458.986706][ T41] task:ip state:D stack:26608 pid:8868 tgid:8868 ppid:230 flags:0x00004002
[ 2458.987242][ T41] Call Trace:
[ 2458.987414][ T41]
[ 2458.987567][ T41] __schedule+0x705/0x1ac0
[ 2458.987798][ T41] ? __pfx___schedule+0x10/0x10
[ 2458.988047][ T41] ? do_raw_spin_trylock+0xb9/0x190
[ 2458.988320][ T41] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2458.988607][ T41] ? lock_acquire+0x1c1/0x220
[ 2458.988847][ T41] ? lock_acquire+0x1c1/0x220
[ 2458.989088][ T41] ? schedule+0x163/0x280
[ 2458.989319][ T41] schedule+0xeb/0x280
[ 2458.989530][ T41] synchronize_rcu_expedited+0x3c8/0x500
[ 2458.989818][ T41] ? __pfx_synchronize_rcu_expedited+0x10/0x10
[ 2458.990132][ T41] ? __pfx_autoremove_wake_function+0x10/0x10
[ 2458.990457][ T41] ? trace_irq_enable.constprop.0+0xd4/0x100
[ 2458.990769][ T41] ? __pfx_wait_rcu_exp_gp+0x10/0x10
[ 2458.991041][ T41] ? trace_irq_enable.constprop.0+0xd4/0x100
[ 2458.991355][ T41] ? mnt_release_group_id+0x44/0x90
[ 2458.991623][ T41] ? __up_write+0x190/0x520
[ 2458.991857][ T41] namespace_unlock+0x1a4/0x420
[ 2458.992107][ T41] ? umount_tree+0x6ee/0xfb0
[ 2458.992358][ T41] ? __pfx_namespace_unlock+0x10/0x10
[ 2458.992636][ T41] ? __pfx_umount_tree+0x10/0x10
[ 2458.992891][ T41] ? lock_acquire+0x1c1/0x220
[ 2458.993131][ T41] do_umount+0x378/0xb10
[ 2458.993361][ T41] ? __pfx_do_umount+0x10/0x10
[ 2458.993608][ T41] ? user_path_at_empty+0x49/0x60
[ 2458.993867][ T41] ? __kasan_slab_free+0x107/0x1c0
[ 2458.994133][ T41] path_umount+0x1f6/0x360
[ 2458.994367][ T41] __x64_sys_umount+0x10b/0x130
[ 2458.994618][ T41] ? __pfx___x64_sys_umount+0x10/0x10
[ 2458.994893][ T41] ? do_user_addr_fault+0x46e/0xba0
[ 2458.995164][ T41] do_syscall_64+0xc9/0x1e0
[ 2458.995406][ T41] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 2458.995718][ T41] RIP: 0033:0x7f1aa59b263b
[ 2458.995949][ T41] RSP: 002b:00007ffd068b0fc8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[ 2458.996379][ T41] RAX: ffffffffffffffda RBX: 000000000046d7b0 RCX: 00007f1aa59b263b
[ 2458.996788][ T41] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00007ffd068b0fd0
[ 2458.997196][ T41] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffd068b0e60
[ 2458.997602][ T41] R10: 00007f1aa58788d0 R11: 0000000000000202 R12: 00007ffd068b2180
[ 2458.998005][ T41] R13: 0000000000000001 R14: 00007ffd068b3a47 R15: 0000000000000000
[ 2458.998419][ T41]
[ 2458.998576][ T41] INFO: lockdep is turned off.
[ 2464.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 425s! [kworker/u8:1:72]
[ 2464.578071][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2464.578455][ C2] irq event stamp: 22488063
[ 2464.578688][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2464.579174][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2464.579658][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2464.580142][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2464.580619][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2464.581099][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2464.581720][ C2] Workqueue: netns cleanup_net
[ 2464.581971][ C2] RIP: 0010:kasan_report+0xd2/0xf0
[ 2464.582244][ C2] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 2464.583223][ C2] RSP: 0018:ffffc9000052f338 EFLAGS: 00000282
[ 2464.583535][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab3f0c
[ 2464.583937][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2464.584339][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2464.584744][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 2464.585147][ C2] R13: ffffffff98ab3f0c R14: 0000000000000004 R15: ffff888005a32640
[ 2464.585550][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2464.586001][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2464.586336][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2464.586744][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2464.587146][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2464.587549][ C2] PKRU: 55555554
[ 2464.587733][ C2] Call Trace:
[ 2464.587907][ C2]
[ 2464.588057][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2464.588325][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2464.588574][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2464.588854][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2464.589130][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2464.589423][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2464.589691][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2464.590003][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2464.590269][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2464.590584][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2464.590881][ C2]
[ 2464.591035][ C2]
[ 2464.591186][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2464.591506][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2464.591811][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2464.592110][ C2] ? kasan_report+0xd2/0xf0
[ 2464.592353][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2464.592648][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 2464.592939][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2464.593255][ C2] ? __pfx___schedule+0x10/0x10
[ 2464.593509][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2464.593762][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2464.594038][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2464.594326][ C2] ? lock_acquire+0x1c1/0x220
[ 2464.594569][ C2] ? __mutex_lock+0x33e/0xb10
[ 2464.594813][ C2] ? __mutex_lock+0x811/0xb10
[ 2464.595051][ C2] _raw_spin_lock+0x67/0x80
[ 2464.595287][ C2] __mutex_lock+0x33e/0xb10
[ 2464.595523][ C2] ? __lock_release+0x40f/0x880
[ 2464.595772][ C2] ? __pfx___lock_release+0x10/0x10
[ 2464.596040][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2464.596341][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2464.596601][ C2] ? __pfx___up_read+0x10/0x10
[ 2464.596849][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2464.597120][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2464.597395][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2464.597689][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2464.597990][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2464.598279][ C2] __tcf_action_put+0x3d/0xf0
[ 2464.598525][ C2] tcf_action_destroy+0x43/0x130
[ 2464.598781][ C2] ? hlock_class+0x4e/0x130
[ 2464.599014][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2464.599260][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2464.599589][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2464.599874][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2464.600179][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2464.600477][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2464.600768][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2464.601083][ C2] ? __lock_release+0x40f/0x880
[ 2464.601333][ C2] ? __mutex_lock+0x26e/0xb10
[ 2464.601577][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2464.601861][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2464.602184][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2464.602494][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2464.602747][ C2] tcf_chain_flush+0x1e0/0x320
[ 2464.602994][ C2] __tcf_block_put+0x113/0x270
[ 2464.603242][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2464.603551][ C2] __qdisc_destroy+0xee/0x340
[ 2464.603798][ C2] dev_shutdown+0x129/0x350
[ 2464.604031][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2464.604358][ C2] ? rtnl_is_locked+0x15/0x20
[ 2464.604602][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2464.604921][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2464.605266][ C2] ? mutex_is_locked+0x17/0x50
[ 2464.605511][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2464.605818][ C2] cleanup_net+0x4cf/0xb60
[ 2464.606050][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2464.606339][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2464.606595][ C2] ? lock_acquire+0x1c1/0x220
[ 2464.606837][ C2] ? process_one_work+0x714/0x1310
[ 2464.607103][ C2] process_one_work+0x78c/0x1310
[ 2464.607361][ C2] ? hlock_class+0x4e/0x130
[ 2464.607594][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2464.607871][ C2] ? assign_work+0x16c/0x240
[ 2464.608109][ C2] worker_thread+0x73d/0x1010
[ 2464.608352][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2464.608689][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2464.608952][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2464.609214][ C2] kthread+0x28f/0x360
[ 2464.609426][ C2] ? __pfx_kthread+0x10/0x10
[ 2464.609662][ C2] ret_from_fork+0x31/0x70
[ 2464.609893][ C2] ? __pfx_kthread+0x10/0x10
[ 2464.610129][ C2] ret_from_fork_asm+0x1b/0x30
[ 2464.610382][ C2]
[ 2492.577617][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 451s! [kworker/u8:1:72]
[ 2492.578274][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2492.578822][ C2] irq event stamp: 22488063
[ 2492.579160][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2492.579874][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2492.580595][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2492.581303][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2492.582005][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2492.582734][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2492.583648][ C2] Workqueue: netns cleanup_net
[ 2492.584012][ C2] RIP: 0010:kasan_check_range+0x1a/0x1c0
[ 2492.584447][ C2] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 85 f6 0f 84 5e 01 00 00 48 89 f8 41 54 44 0f b6 c2 48 01 f0 55 <53> 72 14 eb 26 cc cc cc 48 b8 ff ff ff ff ff ff ff fe 48 39 c7 77
[ 2492.585877][ C2] RSP: 0018:ffffc9000052f3c8 EFLAGS: 00000286
[ 2492.586338][ C2] RAX: ffff88800623f40c RBX: 0000000000000048 RCX: ffffffff98ab35b0
[ 2492.586930][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2492.587522][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2492.588108][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2492.588708][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 2492.589294][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2492.589953][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2492.590444][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2492.591033][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2492.591624][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2492.592229][ C2] PKRU: 55555554
[ 2492.592499][ C2] Call Trace:
[ 2492.592752][ C2]
[ 2492.592973][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2492.593364][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2492.593730][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2492.594144][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2492.594553][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2492.594976][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2492.595367][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2492.595819][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2492.596211][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2492.596668][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2492.597113][ C2]
[ 2492.597332][ C2]
[ 2492.597546][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2492.598015][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2492.598460][ C2] ? kasan_check_range+0x1a/0x1c0
[ 2492.598843][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2492.599259][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2492.599723][ C2] ? __pfx___schedule+0x10/0x10
[ 2492.600093][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2492.600471][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2492.600876][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2492.601295][ C2] ? lock_acquire+0x1c1/0x220
[ 2492.601651][ C2] ? __mutex_lock+0x33e/0xb10
[ 2492.602016][ C2] ? __mutex_lock+0x811/0xb10
[ 2492.602373][ C2] _raw_spin_lock+0x67/0x80
[ 2492.602714][ C2] __mutex_lock+0x33e/0xb10
[ 2492.603064][ C2] ? __lock_release+0x40f/0x880
[ 2492.603429][ C2] ? __pfx___lock_release+0x10/0x10
[ 2492.603821][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2492.604278][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2492.604655][ C2] ? __pfx___up_read+0x10/0x10
[ 2492.605016][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2492.605415][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2492.605814][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2492.606246][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2492.606681][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2492.607103][ C2] __tcf_action_put+0x3d/0xf0
[ 2492.607463][ C2] tcf_action_destroy+0x43/0x130
[ 2492.607842][ C2] ? hlock_class+0x4e/0x130
[ 2492.608196][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2492.608555][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2492.609026][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2492.609436][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2492.609882][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2492.610314][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2492.610741][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2492.611203][ C2] ? __lock_release+0x40f/0x880
[ 2492.611570][ C2] ? __mutex_lock+0x26e/0xb10
[ 2492.611919][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2492.612345][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2492.612800][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2492.613250][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2492.613618][ C2] tcf_chain_flush+0x1e0/0x320
[ 2492.613976][ C2] __tcf_block_put+0x113/0x270
[ 2492.614333][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2492.614776][ C2] __qdisc_destroy+0xee/0x340
[ 2492.615133][ C2] dev_shutdown+0x129/0x350
[ 2492.615479][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2492.615948][ C2] ? rtnl_is_locked+0x15/0x20
[ 2492.616298][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2492.616757][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2492.617253][ C2] ? mutex_is_locked+0x17/0x50
[ 2492.617611][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2492.618050][ C2] cleanup_net+0x4cf/0xb60
[ 2492.618382][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2492.618795][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2492.619159][ C2] ? lock_acquire+0x1c1/0x220
[ 2492.619504][ C2] ? process_one_work+0x714/0x1310
[ 2492.619883][ C2] process_one_work+0x78c/0x1310
[ 2492.620254][ C2] ? hlock_class+0x4e/0x130
[ 2492.620590][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2492.620992][ C2] ? assign_work+0x16c/0x240
[ 2492.621344][ C2] worker_thread+0x73d/0x1010
[ 2492.621694][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2492.622189][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2492.622571][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2492.622952][ C2] kthread+0x28f/0x360
[ 2492.623261][ C2] ? __pfx_kthread+0x10/0x10
[ 2492.623608][ C2] ret_from_fork+0x31/0x70
[ 2492.623950][ C2] ? __pfx_kthread+0x10/0x10
[ 2492.624300][ C2] ret_from_fork_asm+0x1b/0x30
[ 2492.624671][ C2]
[ 2505.205198][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 2505.205816][ C2] rcu: 2-....: (491706 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=123440
[ 2505.206721][ C2] rcu: (t=494213 jiffies g=1693981 q=5299 ncpus=4)
[ 2505.207267][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2505.208036][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2505.209026][ C2] Workqueue: netns cleanup_net
[ 2505.209441][ C2] RIP: 0010:kasan_report+0x29/0xf0
[ 2505.209858][ C2] Code: 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 <85> c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89 d3 49 89 cd e8 0f f7
[ 2505.211422][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 2505.211914][ C2] RAX: 0000000000000000 RBX: ffffed1000c47e82 RCX: ffffffff98ab35b0
[ 2505.212606][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2505.213254][ C2] RBP: ffffed1000c47e81 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2505.213905][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2505.214556][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: ffff888005a32640
[ 2505.215192][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2505.215907][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2505.216449][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2505.217096][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2505.217741][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2505.218396][ C2] PKRU: 55555554
[ 2505.218693][ C2] Call Trace:
[ 2505.218967][ C2]
[ 2505.219206][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 2505.219658][ C2] ? print_cpu_stall+0x263/0x6a0
[ 2505.220086][ C2] ? check_cpu_stall+0x284/0x500
[ 2505.220503][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 2505.220974][ C2] ? rcu_pending+0x92/0x360
[ 2505.221357][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 2505.221805][ C2] ? update_process_times+0xb9/0x110
[ 2505.222232][ C2] ? tick_sched_handle+0x67/0x130
[ 2505.222644][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 2505.223110][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2505.223508][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 2505.224025][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2505.224472][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2505.224944][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2505.225379][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2505.225878][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2505.226309][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2505.226827][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2505.227312][ C2]
[ 2505.227567][ C2]
[ 2505.227815][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2505.228329][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2505.228801][ C2] ? kasan_report+0x29/0xf0
[ 2505.229182][ C2] kasan_check_range+0x39/0x1c0
[ 2505.229583][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2505.230037][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2505.230544][ C2] ? __pfx___schedule+0x10/0x10
[ 2505.230946][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2505.231367][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2505.231828][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2505.232306][ C2] ? lock_acquire+0x1c1/0x220
[ 2505.232696][ C2] ? __mutex_lock+0x33e/0xb10
[ 2505.233085][ C2] ? __mutex_lock+0x811/0xb10
[ 2505.233505][ C2] _raw_spin_lock+0x67/0x80
[ 2505.233892][ C2] __mutex_lock+0x33e/0xb10
[ 2505.234288][ C2] ? __lock_release+0x40f/0x880
[ 2505.234724][ C2] ? __pfx___lock_release+0x10/0x10
[ 2505.235145][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2505.235631][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2505.236049][ C2] ? __pfx___up_read+0x10/0x10
[ 2505.236441][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2505.236872][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2505.237323][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2505.237806][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2505.238294][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2505.238770][ C2] __tcf_action_put+0x3d/0xf0
[ 2505.239172][ C2] tcf_action_destroy+0x43/0x130
[ 2505.239589][ C2] ? hlock_class+0x4e/0x130
[ 2505.239968][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2505.240360][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2505.240888][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2505.241345][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2505.241845][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2505.242339][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2505.242817][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2505.243326][ C2] ? __lock_release+0x40f/0x880
[ 2505.243738][ C2] ? __mutex_lock+0x26e/0xb10
[ 2505.244136][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2505.244600][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2505.245110][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2505.245608][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2505.246019][ C2] tcf_chain_flush+0x1e0/0x320
[ 2505.246421][ C2] __tcf_block_put+0x113/0x270
[ 2505.246825][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2505.247321][ C2] __qdisc_destroy+0xee/0x340
[ 2505.247712][ C2] dev_shutdown+0x129/0x350
[ 2505.248092][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2505.248588][ C2] ? rtnl_is_locked+0x15/0x20
[ 2505.248988][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2505.249509][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2505.250063][ C2] ? mutex_is_locked+0x17/0x50
[ 2505.250467][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2505.250959][ C2] cleanup_net+0x4cf/0xb60
[ 2505.251330][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2505.251791][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2505.252211][ C2] ? lock_acquire+0x1c1/0x220
[ 2505.252597][ C2] ? process_one_work+0x714/0x1310
[ 2505.253020][ C2] process_one_work+0x78c/0x1310
[ 2505.253430][ C2] ? hlock_class+0x4e/0x130
[ 2505.253806][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2505.254256][ C2] ? assign_work+0x16c/0x240
[ 2505.254645][ C2] worker_thread+0x73d/0x1010
[ 2505.255040][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2505.255589][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2505.256016][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2505.256436][ C2] kthread+0x28f/0x360
[ 2505.256776][ C2] ? __pfx_kthread+0x10/0x10
[ 2505.257158][ C2] ret_from_fork+0x31/0x70
[ 2505.257527][ C2] ? __pfx_kthread+0x10/0x10
[ 2505.257910][ C2] ret_from_fork_asm+0x1b/0x30
[ 2505.258319][ C2]
[ 2532.577615][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 488s! [kworker/u8:1:72]
[ 2532.578077][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2532.578454][ C2] irq event stamp: 22488063
[ 2532.578686][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2532.579175][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2532.579664][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2532.580148][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2532.580624][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2532.581104][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2532.581726][ C2] Workqueue: netns cleanup_net
[ 2532.581985][ C2] RIP: 0010:kasan_report+0x19/0xf0
[ 2532.582253][ C2] Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca <65> 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00
[ 2532.583234][ C2] RSP: 0018:ffffc9000052f338 EFLAGS: 00000282
[ 2532.583545][ C2] RAX: 00000000000000fb RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 2532.583946][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2532.584351][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2532.584756][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2532.585157][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 2532.585560][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2532.586011][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2532.586346][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2532.586757][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2532.587160][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2532.587560][ C2] PKRU: 55555554
[ 2532.587744][ C2] Call Trace:
[ 2532.587917][ C2]
[ 2532.588068][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2532.588334][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2532.588582][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2532.588862][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2532.589139][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2532.589434][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2532.589705][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2532.590016][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2532.590283][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2532.590600][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2532.590898][ C2]
[ 2532.591051][ C2]
[ 2532.591203][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2532.591526][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2532.591832][ C2] ? kasan_report+0x19/0xf0
[ 2532.592068][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 2532.592361][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2532.592678][ C2] ? __pfx___schedule+0x10/0x10
[ 2532.592930][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2532.593184][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2532.593463][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2532.593751][ C2] ? lock_acquire+0x1c1/0x220
[ 2532.593994][ C2] ? __mutex_lock+0x33e/0xb10
[ 2532.594239][ C2] ? __mutex_lock+0x811/0xb10
[ 2532.594480][ C2] _raw_spin_lock+0x67/0x80
[ 2532.594715][ C2] __mutex_lock+0x33e/0xb10
[ 2532.594950][ C2] ? __lock_release+0x40f/0x880
[ 2532.595201][ C2] ? __pfx___lock_release+0x10/0x10
[ 2532.595469][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2532.595773][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2532.596033][ C2] ? __pfx___up_read+0x10/0x10
[ 2532.596283][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2532.596558][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2532.596833][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2532.597130][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2532.597431][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2532.597721][ C2] __tcf_action_put+0x3d/0xf0
[ 2532.597968][ C2] tcf_action_destroy+0x43/0x130
[ 2532.598223][ C2] ? hlock_class+0x4e/0x130
[ 2532.598458][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2532.598702][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2532.599030][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2532.599310][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2532.599619][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2532.599917][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2532.600209][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2532.600524][ C2] ? __lock_release+0x40f/0x880
[ 2532.600776][ C2] ? __mutex_lock+0x26e/0xb10
[ 2532.601020][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2532.601307][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2532.601620][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2532.601936][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2532.602193][ C2] tcf_chain_flush+0x1e0/0x320
[ 2532.602441][ C2] __tcf_block_put+0x113/0x270
[ 2532.602690][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2532.603003][ C2] __qdisc_destroy+0xee/0x340
[ 2532.603249][ C2] dev_shutdown+0x129/0x350
[ 2532.603483][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2532.603811][ C2] ? rtnl_is_locked+0x15/0x20
[ 2532.604058][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2532.604379][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2532.604722][ C2] ? mutex_is_locked+0x17/0x50
[ 2532.604970][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2532.605281][ C2] cleanup_net+0x4cf/0xb60
[ 2532.605511][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2532.605801][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2532.606056][ C2] ? lock_acquire+0x1c1/0x220
[ 2532.606300][ C2] ? process_one_work+0x714/0x1310
[ 2532.606568][ C2] process_one_work+0x78c/0x1310
[ 2532.606824][ C2] ? hlock_class+0x4e/0x130
[ 2532.607058][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2532.607336][ C2] ? assign_work+0x16c/0x240
[ 2532.607575][ C2] worker_thread+0x73d/0x1010
[ 2532.607819][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2532.608157][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2532.608420][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2532.608683][ C2] kthread+0x28f/0x360
[ 2532.608895][ C2] ? __pfx_kthread+0x10/0x10
[ 2532.609133][ C2] ret_from_fork+0x31/0x70
[ 2532.609366][ C2] ? __pfx_kthread+0x10/0x10
[ 2532.609602][ C2] ret_from_fork_asm+0x1b/0x30
[ 2532.609858][ C2]
[ 2536.791237][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 525562 jiffies s: 48741 root: 0x4/.
[ 2536.791932][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 2536.792387][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 2536.792670][ C2] NMI backtrace for cpu 2
[ 2536.792676][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2536.792681][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2536.792683][ C2] Workqueue: netns cleanup_net
[ 2536.792689][ C2] RIP: 0010:kasan_report+0x31/0xf0
[ 2536.792695][ C2] Code: 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00 00 00 <48> 89 fd 49 89 f6 89 d3 49 89 cd e8 0f f7 ff ff 41 89 c4 84 c0 0f
[ 2536.792697][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000246
[ 2536.792699][ C2] RAX: 0000000000000000 RBX: ffffed1000c47e82 RCX: ffffffff98ab35b0
[ 2536.792701][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2536.792703][ C2] RBP: ffffed1000c47e81 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2536.792704][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2536.792706][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: ffff888005a32640
[ 2536.792707][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2536.792709][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2536.792712][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2536.792714][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2536.792715][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2536.792716][ C2] PKRU: 55555554
[ 2536.792717][ C2] Call Trace:
[ 2536.792719][ C2]
[ 2536.792722][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 2536.792729][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 2536.792733][ C2] ? nmi_handle+0x153/0x420
[ 2536.792739][ C2] ? default_do_nmi+0x41/0x100
[ 2536.792743][ C2] ? exc_nmi+0xf3/0x120
[ 2536.792746][ C2] ? end_repeat_nmi+0xf/0x60
[ 2536.792750][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2536.792755][ C2] ? kasan_report+0x31/0xf0
[ 2536.792758][ C2] ? kasan_report+0x31/0xf0
[ 2536.792761][ C2] ? kasan_report+0x31/0xf0
[ 2536.792764][ C2]
[ 2536.792764][ C2]
[ 2536.792768][ C2] kasan_check_range+0x39/0x1c0
[ 2536.792774][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2536.792778][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2536.792782][ C2] ? __pfx___schedule+0x10/0x10
[ 2536.792787][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2536.792792][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2536.792794][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2536.792797][ C2] ? lock_acquire+0x1c1/0x220
[ 2536.792800][ C2] ? __mutex_lock+0x33e/0xb10
[ 2536.792803][ C2] ? __mutex_lock+0x811/0xb10
[ 2536.792806][ C2] _raw_spin_lock+0x67/0x80
[ 2536.792809][ C2] __mutex_lock+0x33e/0xb10
[ 2536.792812][ C2] ? __lock_release+0x40f/0x880
[ 2536.792815][ C2] ? __pfx___lock_release+0x10/0x10
[ 2536.792818][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2536.792823][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2536.792826][ C2] ? __pfx___up_read+0x10/0x10
[ 2536.792830][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2536.792833][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2536.792837][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2536.792842][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2536.792845][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2536.792849][ C2] __tcf_action_put+0x3d/0xf0
[ 2536.792853][ C2] tcf_action_destroy+0x43/0x130
[ 2536.792855][ C2] ? hlock_class+0x4e/0x130
[ 2536.792859][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2536.792862][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2536.792871][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2536.792880][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2536.792888][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2536.792897][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2536.792906][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2536.792913][ C2] ? __lock_release+0x40f/0x880
[ 2536.792917][ C2] ? __mutex_lock+0x26e/0xb10
[ 2536.792921][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2536.792930][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2536.792938][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2536.792942][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2536.792946][ C2] tcf_chain_flush+0x1e0/0x320
[ 2536.792950][ C2] __tcf_block_put+0x113/0x270
[ 2536.792954][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2536.792962][ C2] __qdisc_destroy+0xee/0x340
[ 2536.792966][ C2] dev_shutdown+0x129/0x350
[ 2536.792970][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2536.792973][ C2] ? rtnl_is_locked+0x15/0x20
[ 2536.792977][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2536.792979][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2536.792982][ C2] ? mutex_is_locked+0x17/0x50
[ 2536.792985][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2536.792990][ C2] cleanup_net+0x4cf/0xb60
[ 2536.792992][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2536.792995][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2536.792998][ C2] ? lock_acquire+0x1c1/0x220
[ 2536.793000][ C2] ? process_one_work+0x714/0x1310
[ 2536.793004][ C2] process_one_work+0x78c/0x1310
[ 2536.793008][ C2] ? hlock_class+0x4e/0x130
[ 2536.793011][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2536.793015][ C2] ? assign_work+0x16c/0x240
[ 2536.793019][ C2] worker_thread+0x73d/0x1010
[ 2536.793021][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2536.793025][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2536.793028][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2536.793031][ C2] kthread+0x28f/0x360
[ 2536.793033][ C2] ? __pfx_kthread+0x10/0x10
[ 2536.793035][ C2] ret_from_fork+0x31/0x70
[ 2536.793037][ C2] ? __pfx_kthread+0x10/0x10
[ 2536.793039][ C2] ret_from_fork_asm+0x1b/0x30
[ 2536.793046][ C2]
[ 2564.577615][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 518s! [kworker/u8:1:72]
[ 2564.578068][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2564.578441][ C2] irq event stamp: 22488063
[ 2564.578673][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2564.579156][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2564.579641][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2564.580120][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2564.580598][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2564.581074][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2564.581699][ C2] Workqueue: netns cleanup_net
[ 2564.581947][ C2] RIP: 0010:kasan_check_range+0x40/0x1c0
[ 2564.582238][ C2] Code: 48 01 f0 55 53 72 14 eb 26 cc cc cc 48 b8 ff ff ff ff ff ff ff fe 48 39 c7 77 23 44 89 c2 e8 57 e8 ff ff 83 f0 01 5b 5d 41 5c cc cc cc cc 48 b8 ff ff ff ff ff 7f ff ff 48 39 c7 76 dd 4c 8d
[ 2564.583218][ C2] RSP: 0018:ffffc9000052f3d8 EFLAGS: 00000202
[ 2564.583529][ C2] RAX: 0000000000000001 RBX: 0000000000000048 RCX: ffffffff98ab35b0
[ 2564.583932][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2564.584334][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2564.584738][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2564.585140][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 2564.585543][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2564.585995][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2564.586330][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2564.586736][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2564.587137][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2564.587539][ C2] PKRU: 55555554
[ 2564.587723][ C2] Call Trace:
[ 2564.587896][ C2]
[ 2564.588044][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2564.588310][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2564.588558][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2564.588838][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2564.589113][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2564.589407][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2564.589675][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2564.589985][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2564.590250][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2564.590563][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2564.590859][ C2]
[ 2564.591013][ C2]
[ 2564.591163][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2564.591483][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2564.591782][ C2] ? kasan_check_range+0x40/0x1c0
[ 2564.592041][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2564.592327][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2564.592643][ C2] ? __pfx___schedule+0x10/0x10
[ 2564.592894][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2564.593146][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2564.593424][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2564.593709][ C2] ? lock_acquire+0x1c1/0x220
[ 2564.593951][ C2] ? __mutex_lock+0x33e/0xb10
[ 2564.594194][ C2] ? __mutex_lock+0x811/0xb10
[ 2564.594434][ C2] _raw_spin_lock+0x67/0x80
[ 2564.594669][ C2] __mutex_lock+0x33e/0xb10
[ 2564.594904][ C2] ? __lock_release+0x40f/0x880
[ 2564.595153][ C2] ? __pfx___lock_release+0x10/0x10
[ 2564.595421][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2564.595720][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2564.595978][ C2] ? __pfx___up_read+0x10/0x10
[ 2564.596226][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2564.596496][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2564.596769][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2564.597064][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2564.597368][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2564.597655][ C2] __tcf_action_put+0x3d/0xf0
[ 2564.597899][ C2] tcf_action_destroy+0x43/0x130
[ 2564.598153][ C2] ? hlock_class+0x4e/0x130
[ 2564.598385][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2564.598627][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2564.598950][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2564.599226][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2564.599530][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2564.599826][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2564.600116][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2564.600434][ C2] ? __lock_release+0x40f/0x880
[ 2564.600684][ C2] ? __mutex_lock+0x26e/0xb10
[ 2564.600927][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2564.601213][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2564.601526][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2564.601843][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2564.602095][ C2] tcf_chain_flush+0x1e0/0x320
[ 2564.602343][ C2] __tcf_block_put+0x113/0x270
[ 2564.602589][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2564.602898][ C2] __qdisc_destroy+0xee/0x340
[ 2564.603142][ C2] dev_shutdown+0x129/0x350
[ 2564.603377][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2564.603703][ C2] ? rtnl_is_locked+0x15/0x20
[ 2564.603946][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2564.604265][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2564.604608][ C2] ? mutex_is_locked+0x17/0x50
[ 2564.604853][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2564.605158][ C2] cleanup_net+0x4cf/0xb60
[ 2564.605389][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2564.605676][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2564.605931][ C2] ? lock_acquire+0x1c1/0x220
[ 2564.606172][ C2] ? process_one_work+0x714/0x1310
[ 2564.606437][ C2] process_one_work+0x78c/0x1310
[ 2564.606692][ C2] ? hlock_class+0x4e/0x130
[ 2564.606925][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2564.607203][ C2] ? assign_work+0x16c/0x240
[ 2564.607440][ C2] worker_thread+0x73d/0x1010
[ 2564.607685][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2564.608021][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2564.608283][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2564.608545][ C2] kthread+0x28f/0x360
[ 2564.608756][ C2] ? __pfx_kthread+0x10/0x10
[ 2564.608992][ C2] ret_from_fork+0x31/0x70
[ 2564.609223][ C2] ? __pfx_kthread+0x10/0x10
[ 2564.609459][ C2] ret_from_fork_asm+0x1b/0x30
[ 2564.609710][ C2]
[ 2581.847247][ T41] INFO: task kworker/u8:2:2419 blocked for more than 368 seconds.
[ 2581.847693][ T41] Tainted: G B L 6.8.0-rc2-virtme #1
[ 2581.848060][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 2581.848509][ T41] task:kworker/u8:2 state:D stack:29104 pid:2419 tgid:2419 ppid:2 flags:0x00004000
[ 2581.849043][ T41] Workqueue: ipv6_addrconf addrconf_verify_work
[ 2581.849384][ T41] Call Trace:
[ 2581.849558][ T41]
[ 2581.849712][ T41] __schedule+0x705/0x1ac0
[ 2581.849958][ T41] ? __pfx___schedule+0x10/0x10
[ 2581.850218][ T41] ? __mutex_trylock_common+0x79/0x260
[ 2581.850498][ T41] ? do_raw_spin_trylock+0xb9/0x190
[ 2581.850788][ T41] ? lock_acquire+0x1c1/0x220
[ 2581.851030][ T41] ? schedule+0x163/0x280
[ 2581.851262][ T41] schedule+0xeb/0x280
[ 2581.851476][ T41] schedule_preempt_disabled+0x15/0x30
[ 2581.851783][ T41] __mutex_lock+0x5e4/0xb10
[ 2581.852020][ T41] ? addrconf_verify_work+0x12/0x30
[ 2581.852296][ T41] ? __pfx___mutex_lock+0x10/0x10
[ 2581.852558][ T41] ? addrconf_verify_work+0x12/0x30
[ 2581.852824][ T41] addrconf_verify_work+0x12/0x30
[ 2581.853081][ T41] process_one_work+0x78c/0x1310
[ 2581.853348][ T41] ? __pfx_process_one_work+0x10/0x10
[ 2581.853624][ T41] ? assign_work+0x16c/0x240
[ 2581.853862][ T41] ? lock_release+0x1d5/0x250
[ 2581.854105][ T41] worker_thread+0x73d/0x1010
[ 2581.854358][ T41] ? __pfx_worker_thread+0x10/0x10
[ 2581.854621][ T41] kthread+0x28f/0x360
[ 2581.854831][ T41] ? __pfx_kthread+0x10/0x10
[ 2581.855069][ T41] ret_from_fork+0x31/0x70
[ 2581.855310][ T41] ? __pfx_kthread+0x10/0x10
[ 2581.855548][ T41] ret_from_fork_asm+0x1b/0x30
[ 2581.855801][ T41]
[ 2581.855961][ T41] INFO: task kworker/1:1:7075 blocked for more than 491 seconds.
[ 2581.856362][ T41] Tainted: G B L 6.8.0-rc2-virtme #1
[ 2581.856717][ T41] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 2581.857157][ T41] task:kworker/1:1 state:D stack:26192 pid:7075 tgid:7075 ppid:2 flags:0x00004000
[ 2581.857690][ T41] Workqueue: events linkwatch_event
[ 2581.857970][ T41] Call Trace:
[ 2581.858142][ T41]
[ 2581.858303][ T41] __schedule+0x705/0x1ac0
[ 2581.858536][ T41] ? __pfx___schedule+0x10/0x10
[ 2581.858788][ T41] ? __mutex_trylock_common+0x79/0x260
[ 2581.859067][ T41] ? do_raw_spin_trylock+0xb9/0x190
[ 2581.859342][ T41] ? lock_acquire+0x1c1/0x220
[ 2581.859588][ T41] ? schedule+0x163/0x280
[ 2581.859810][ T41] schedule+0xeb/0x280
[ 2581.860022][ T41] schedule_preempt_disabled+0x15/0x30
[ 2581.860309][ T41] __mutex_lock+0x5e4/0xb10
[ 2581.860545][ T41] ? linkwatch_event+0xe/0x60
[ 2581.860785][ T41] ? __pfx___mutex_lock+0x10/0x10
[ 2581.861043][ T41] ? __pfx_debug_object_deactivate+0x10/0x10
[ 2581.861362][ T41] ? lock_acquire+0x1c1/0x220
[ 2581.861613][ T41] ? linkwatch_event+0xe/0x60
[ 2581.861855][ T41] linkwatch_event+0xe/0x60
[ 2581.862088][ T41] process_one_work+0x78c/0x1310
[ 2581.862353][ T41] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2581.862642][ T41] ? __pfx_process_one_work+0x10/0x10
[ 2581.862919][ T41] ? assign_work+0x16c/0x240
[ 2581.863158][ T41] worker_thread+0x73d/0x1010
[ 2581.863410][ T41] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2581.863746][ T41] ? __pfx_worker_thread+0x10/0x10
[ 2581.864009][ T41] ? __pfx_worker_thread+0x10/0x10
[ 2581.864277][ T41] kthread+0x28f/0x360
[ 2581.864487][ T41] ? __pfx_kthread+0x10/0x10
[ 2581.864724][ T41] ret_from_fork+0x31/0x70
[ 2581.864953][ T41] ? __pfx_kthread+0x10/0x10
[ 2581.865197][ T41] ret_from_fork_asm+0x1b/0x30
[ 2581.865447][ T41]
[ 2581.865608][ T41] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
[ 2581.866062][ T41] INFO: lockdep is turned off.
[ 2583.262192][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 2583.262565][ C2] rcu: 2-....: (568958 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=142918
[ 2583.263122][ C2] rcu: (t=572269 jiffies g=1693981 q=5299 ncpus=4)
[ 2583.263459][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2583.263941][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2583.264560][ C2] Workqueue: netns cleanup_net
[ 2583.264814][ C2] RIP: 0010:kasan_report+0xd2/0xf0
[ 2583.265079][ C2] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 2583.266061][ C2] RSP: 0018:ffffc9000052f338 EFLAGS: 00000282
[ 2583.266374][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab3f0c
[ 2583.266777][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2583.267182][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2583.267586][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 2583.267990][ C2] R13: ffffffff98ab3f0c R14: 0000000000000004 R15: ffff888005a32640
[ 2583.268393][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2583.268846][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2583.269183][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2583.269589][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2583.269992][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2583.270395][ C2] PKRU: 55555554
[ 2583.270579][ C2] Call Trace:
[ 2583.270752][ C2]
[ 2583.270901][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 2583.271181][ C2] ? print_cpu_stall+0x263/0x6a0
[ 2583.271435][ C2] ? check_cpu_stall+0x284/0x500
[ 2583.271695][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 2583.271989][ C2] ? rcu_pending+0x92/0x360
[ 2583.272221][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 2583.272497][ C2] ? update_process_times+0xb9/0x110
[ 2583.272773][ C2] ? tick_sched_handle+0x67/0x130
[ 2583.273033][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 2583.273321][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2583.273567][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 2583.273884][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2583.274163][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2583.274456][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2583.274724][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2583.275033][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2583.275299][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2583.275609][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2583.275910][ C2]
[ 2583.276061][ C2]
[ 2583.276215][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2583.276534][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2583.276834][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2583.277135][ C2] ? kasan_report+0xd2/0xf0
[ 2583.277369][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2583.277660][ C2] ? kasan_report+0xc/0xf0
[ 2583.277892][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 2583.278181][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2583.278498][ C2] ? __pfx___schedule+0x10/0x10
[ 2583.278751][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2583.279004][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2583.279278][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2583.279568][ C2] ? lock_acquire+0x1c1/0x220
[ 2583.279811][ C2] ? __mutex_lock+0x33e/0xb10
[ 2583.280055][ C2] ? __mutex_lock+0x811/0xb10
[ 2583.280298][ C2] _raw_spin_lock+0x67/0x80
[ 2583.280531][ C2] __mutex_lock+0x33e/0xb10
[ 2583.280767][ C2] ? __lock_release+0x40f/0x880
[ 2583.281019][ C2] ? __pfx___lock_release+0x10/0x10
[ 2583.281287][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2583.281595][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2583.281859][ C2] ? __pfx___up_read+0x10/0x10
[ 2583.282107][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2583.282379][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2583.282654][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2583.282950][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2583.283251][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2583.283540][ C2] __tcf_action_put+0x3d/0xf0
[ 2583.283785][ C2] tcf_action_destroy+0x43/0x130
[ 2583.284040][ C2] ? hlock_class+0x4e/0x130
[ 2583.284276][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2583.284519][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2583.284842][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2583.285120][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2583.285427][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2583.285726][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2583.286017][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2583.286334][ C2] ? __lock_release+0x40f/0x880
[ 2583.286585][ C2] ? __mutex_lock+0x26e/0xb10
[ 2583.286828][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2583.287117][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2583.287428][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2583.287739][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2583.287991][ C2] tcf_chain_flush+0x1e0/0x320
[ 2583.288241][ C2] __tcf_block_put+0x113/0x270
[ 2583.288490][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2583.288797][ C2] __qdisc_destroy+0xee/0x340
[ 2583.289041][ C2] dev_shutdown+0x129/0x350
[ 2583.289277][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2583.289604][ C2] ? rtnl_is_locked+0x15/0x20
[ 2583.289846][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2583.290167][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2583.290514][ C2] ? mutex_is_locked+0x17/0x50
[ 2583.290761][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2583.291067][ C2] cleanup_net+0x4cf/0xb60
[ 2583.291299][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2583.291594][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2583.291849][ C2] ? lock_acquire+0x1c1/0x220
[ 2583.292092][ C2] ? process_one_work+0x714/0x1310
[ 2583.292358][ C2] process_one_work+0x78c/0x1310
[ 2583.292615][ C2] ? hlock_class+0x4e/0x130
[ 2583.292849][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2583.293128][ C2] ? assign_work+0x16c/0x240
[ 2583.293369][ C2] worker_thread+0x73d/0x1010
[ 2583.293613][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2583.293951][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2583.294215][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2583.294479][ C2] kthread+0x28f/0x360
[ 2583.294692][ C2] ? __pfx_kthread+0x10/0x10
[ 2583.294929][ C2] ret_from_fork+0x31/0x70
[ 2583.295162][ C2] ? __pfx_kthread+0x10/0x10
[ 2583.295401][ C2] ret_from_fork_asm+0x1b/0x30
[ 2583.295653][ C2]
[ 2608.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 559s! [kworker/u8:1:72]
[ 2608.578071][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2608.578444][ C2] irq event stamp: 22488063
[ 2608.578677][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2608.579159][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2608.579645][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2608.580127][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2608.580605][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2608.581084][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2608.581708][ C2] Workqueue: netns cleanup_net
[ 2608.581958][ C2] RIP: 0010:kasan_report+0x29/0xf0
[ 2608.582222][ C2] Code: 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 <85> c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89 d3 49 89 cd e8 0f f7
[ 2608.583203][ C2] RSP: 0018:ffffc9000052f338 EFLAGS: 00000282
[ 2608.583515][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 2608.583919][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2608.584324][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2608.584725][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2608.585127][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: ffff888005a32640
[ 2608.585532][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2608.585983][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2608.586323][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2608.586728][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2608.587130][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2608.587534][ C2] PKRU: 55555554
[ 2608.587717][ C2] Call Trace:
[ 2608.587891][ C2]
[ 2608.588039][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2608.588306][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2608.588553][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2608.588835][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2608.589111][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2608.589402][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2608.589671][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2608.589979][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2608.590244][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2608.590558][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2608.590857][ C2]
[ 2608.591010][ C2]
[ 2608.591162][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2608.591487][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2608.591787][ C2] ? kasan_report+0x29/0xf0
[ 2608.592025][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 2608.592315][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2608.592631][ C2] ? __pfx___schedule+0x10/0x10
[ 2608.592885][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2608.593137][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2608.593413][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2608.593700][ C2] ? lock_acquire+0x1c1/0x220
[ 2608.593943][ C2] ? __mutex_lock+0x33e/0xb10
[ 2608.594187][ C2] ? __mutex_lock+0x811/0xb10
[ 2608.594431][ C2] _raw_spin_lock+0x67/0x80
[ 2608.594664][ C2] __mutex_lock+0x33e/0xb10
[ 2608.594899][ C2] ? __lock_release+0x40f/0x880
[ 2608.595150][ C2] ? __pfx___lock_release+0x10/0x10
[ 2608.595418][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2608.595718][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2608.595977][ C2] ? __pfx___up_read+0x10/0x10
[ 2608.596224][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2608.596501][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2608.596775][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2608.597070][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2608.597372][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2608.597661][ C2] __tcf_action_put+0x3d/0xf0
[ 2608.597906][ C2] tcf_action_destroy+0x43/0x130
[ 2608.598162][ C2] ? hlock_class+0x4e/0x130
[ 2608.598398][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2608.598640][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2608.598964][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2608.599242][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2608.599547][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2608.599847][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2608.600138][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2608.600456][ C2] ? __lock_release+0x40f/0x880
[ 2608.600707][ C2] ? __mutex_lock+0x26e/0xb10
[ 2608.600951][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2608.601241][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2608.601564][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2608.601875][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2608.602128][ C2] tcf_chain_flush+0x1e0/0x320
[ 2608.602378][ C2] __tcf_block_put+0x113/0x270
[ 2608.602627][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2608.602934][ C2] __qdisc_destroy+0xee/0x340
[ 2608.603179][ C2] dev_shutdown+0x129/0x350
[ 2608.603415][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2608.603742][ C2] ? rtnl_is_locked+0x15/0x20
[ 2608.603984][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2608.604307][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2608.604655][ C2] ? mutex_is_locked+0x17/0x50
[ 2608.604901][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2608.605208][ C2] cleanup_net+0x4cf/0xb60
[ 2608.605440][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2608.605728][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2608.605983][ C2] ? lock_acquire+0x1c1/0x220
[ 2608.606226][ C2] ? process_one_work+0x714/0x1310
[ 2608.606491][ C2] process_one_work+0x78c/0x1310
[ 2608.606749][ C2] ? hlock_class+0x4e/0x130
[ 2608.606983][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2608.607266][ C2] ? assign_work+0x16c/0x240
[ 2608.607502][ C2] worker_thread+0x73d/0x1010
[ 2608.607747][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2608.608085][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2608.608351][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2608.608615][ C2] kthread+0x28f/0x360
[ 2608.608827][ C2] ? __pfx_kthread+0x10/0x10
[ 2608.609067][ C2] ret_from_fork+0x31/0x70
[ 2608.609301][ C2] ? __pfx_kthread+0x10/0x10
[ 2608.609539][ C2] ret_from_fork_asm+0x1b/0x30
[ 2608.609790][ C2]
[ 2635.095234][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 623866 jiffies s: 48741 root: 0x4/.
[ 2635.096133][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 2635.096666][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 2635.097045][ C2] NMI backtrace for cpu 2
[ 2635.097051][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2635.097055][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2635.097058][ C2] Workqueue: netns cleanup_net
[ 2635.097065][ C2] RIP: 0010:kasan_report+0xe/0xf0
[ 2635.097070][ C2] Code: cc cc cc cc 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 <48> 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b
[ 2635.097073][ C2] RSP: 0018:ffffc9000052f388 EFLAGS: 00000213
[ 2635.097075][ C2] RAX: 0000000000000001 RBX: ffffed1000c47e82 RCX: ffffffff98ab35b0
[ 2635.097077][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2635.097079][ C2] RBP: ffffed1000c47e81 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2635.097081][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2635.097082][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 2635.097084][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2635.097086][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2635.097089][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2635.097091][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2635.097092][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2635.097093][ C2] PKRU: 55555554
[ 2635.097094][ C2] Call Trace:
[ 2635.097097][ C2]
[ 2635.097100][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 2635.097106][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 2635.097110][ C2] ? nmi_handle+0x153/0x420
[ 2635.097115][ C2] ? default_do_nmi+0x41/0x100
[ 2635.097119][ C2] ? exc_nmi+0xf3/0x120
[ 2635.097121][ C2] ? end_repeat_nmi+0xf/0x60
[ 2635.097126][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2635.097130][ C2] ? kasan_report+0xe/0xf0
[ 2635.097133][ C2] ? kasan_report+0xe/0xf0
[ 2635.097136][ C2] ? kasan_report+0xe/0xf0
[ 2635.097139][ C2]
[ 2635.097140][ C2]
[ 2635.097142][ C2] kasan_check_range+0x39/0x1c0
[ 2635.097146][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2635.097150][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2635.097154][ C2] ? __pfx___schedule+0x10/0x10
[ 2635.097160][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2635.097165][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2635.097168][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2635.097171][ C2] ? lock_acquire+0x1c1/0x220
[ 2635.097173][ C2] ? __mutex_lock+0x33e/0xb10
[ 2635.097177][ C2] ? __mutex_lock+0x811/0xb10
[ 2635.097180][ C2] _raw_spin_lock+0x67/0x80
[ 2635.097183][ C2] __mutex_lock+0x33e/0xb10
[ 2635.097186][ C2] ? __lock_release+0x40f/0x880
[ 2635.097190][ C2] ? __pfx___lock_release+0x10/0x10
[ 2635.097193][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2635.097198][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2635.097202][ C2] ? __pfx___up_read+0x10/0x10
[ 2635.097206][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2635.097209][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2635.097213][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2635.097220][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2635.097223][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2635.097228][ C2] __tcf_action_put+0x3d/0xf0
[ 2635.097232][ C2] tcf_action_destroy+0x43/0x130
[ 2635.097235][ C2] ? hlock_class+0x4e/0x130
[ 2635.097238][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2635.097241][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2635.097252][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2635.097261][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2635.097269][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2635.097278][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2635.097287][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2635.097295][ C2] ? __lock_release+0x40f/0x880
[ 2635.097298][ C2] ? __mutex_lock+0x26e/0xb10
[ 2635.097302][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2635.097312][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2635.097319][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2635.097324][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2635.097328][ C2] tcf_chain_flush+0x1e0/0x320
[ 2635.097332][ C2] __tcf_block_put+0x113/0x270
[ 2635.097337][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2635.097345][ C2] __qdisc_destroy+0xee/0x340
[ 2635.097349][ C2] dev_shutdown+0x129/0x350
[ 2635.097352][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2635.097356][ C2] ? rtnl_is_locked+0x15/0x20
[ 2635.097360][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2635.097362][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2635.097365][ C2] ? mutex_is_locked+0x17/0x50
[ 2635.097368][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2635.097374][ C2] cleanup_net+0x4cf/0xb60
[ 2635.097377][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2635.097379][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2635.097382][ C2] ? lock_acquire+0x1c1/0x220
[ 2635.097385][ C2] ? process_one_work+0x714/0x1310
[ 2635.097389][ C2] process_one_work+0x78c/0x1310
[ 2635.097394][ C2] ? hlock_class+0x4e/0x130
[ 2635.097396][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2635.097401][ C2] ? assign_work+0x16c/0x240
[ 2635.097404][ C2] worker_thread+0x73d/0x1010
[ 2635.097407][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2635.097411][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2635.097414][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2635.097416][ C2] kthread+0x28f/0x360
[ 2635.097419][ C2] ? __pfx_kthread+0x10/0x10
[ 2635.097421][ C2] ret_from_fork+0x31/0x70
[ 2635.097424][ C2] ? __pfx_kthread+0x10/0x10
[ 2635.097426][ C2] ret_from_fork_asm+0x1b/0x30
[ 2635.097435][ C2]
[ 2660.577615][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 607s! [kworker/u8:1:72]
[ 2660.578076][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2660.578452][ C2] irq event stamp: 22488063
[ 2660.578687][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2660.579173][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2660.579662][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2660.580147][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2660.580626][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2660.581107][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2660.581732][ C2] Workqueue: netns cleanup_net
[ 2660.581982][ C2] RIP: 0010:kasan_report+0x16/0xf0
[ 2660.582248][ C2] Code: 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 <0f> 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f
[ 2660.583234][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 2660.583546][ C2] RAX: 0000000000000001 RBX: ffffed1000c47e82 RCX: ffffffff98ab35b0
[ 2660.583950][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2660.584355][ C2] RBP: ffffed1000c47e81 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2660.584760][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2660.585164][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 2660.585570][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2660.586023][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2660.586361][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2660.586767][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2660.587170][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2660.587576][ C2] PKRU: 55555554
[ 2660.587758][ C2] Call Trace:
[ 2660.587933][ C2]
[ 2660.588084][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2660.588352][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2660.588599][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2660.588881][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2660.589158][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2660.589450][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2660.589721][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2660.590033][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2660.590300][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2660.590615][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2660.590916][ C2]
[ 2660.591067][ C2]
[ 2660.591229][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2660.591550][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2660.591846][ C2] ? kasan_report+0x16/0xf0
[ 2660.592082][ C2] kasan_check_range+0x39/0x1c0
[ 2660.592335][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2660.592623][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2660.592939][ C2] ? __pfx___schedule+0x10/0x10
[ 2660.593192][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2660.593445][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2660.593723][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2660.594011][ C2] ? lock_acquire+0x1c1/0x220
[ 2660.594255][ C2] ? __mutex_lock+0x33e/0xb10
[ 2660.594499][ C2] ? __mutex_lock+0x811/0xb10
[ 2660.594741][ C2] _raw_spin_lock+0x67/0x80
[ 2660.594976][ C2] __mutex_lock+0x33e/0xb10
[ 2660.595211][ C2] ? __lock_release+0x40f/0x880
[ 2660.595461][ C2] ? __pfx___lock_release+0x10/0x10
[ 2660.595730][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2660.596031][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2660.596291][ C2] ? __pfx___up_read+0x10/0x10
[ 2660.596540][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2660.596812][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2660.597084][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2660.597383][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2660.597682][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2660.597976][ C2] __tcf_action_put+0x3d/0xf0
[ 2660.598222][ C2] tcf_action_destroy+0x43/0x130
[ 2660.598477][ C2] ? hlock_class+0x4e/0x130
[ 2660.598711][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2660.598954][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2660.599279][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2660.599556][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2660.599861][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2660.600159][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2660.600451][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2660.600765][ C2] ? __lock_release+0x40f/0x880
[ 2660.601018][ C2] ? __mutex_lock+0x26e/0xb10
[ 2660.601269][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2660.601555][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2660.601869][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2660.602178][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2660.602432][ C2] tcf_chain_flush+0x1e0/0x320
[ 2660.602679][ C2] __tcf_block_put+0x113/0x270
[ 2660.602926][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2660.603237][ C2] __qdisc_destroy+0xee/0x340
[ 2660.603481][ C2] dev_shutdown+0x129/0x350
[ 2660.603715][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2660.604041][ C2] ? rtnl_is_locked+0x15/0x20
[ 2660.604286][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2660.604607][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2660.604952][ C2] ? mutex_is_locked+0x17/0x50
[ 2660.605198][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2660.605507][ C2] cleanup_net+0x4cf/0xb60
[ 2660.605735][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2660.606025][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2660.606283][ C2] ? lock_acquire+0x1c1/0x220
[ 2660.606524][ C2] ? process_one_work+0x714/0x1310
[ 2660.606789][ C2] process_one_work+0x78c/0x1310
[ 2660.607046][ C2] ? hlock_class+0x4e/0x130
[ 2660.607281][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2660.607556][ C2] ? assign_work+0x16c/0x240
[ 2660.607797][ C2] worker_thread+0x73d/0x1010
[ 2660.608040][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2660.608379][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2660.608642][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2660.608905][ C2] kthread+0x28f/0x360
[ 2660.609114][ C2] ? __pfx_kthread+0x10/0x10
[ 2660.609354][ C2] ret_from_fork+0x31/0x70
[ 2660.609585][ C2] ? __pfx_kthread+0x10/0x10
[ 2660.609822][ C2] ret_from_fork_asm+0x1b/0x30
[ 2660.610075][ C2]
[ 2661.296192][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 2661.296550][ C2] rcu: 2-....: (646870 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=162418
[ 2661.297109][ C2] rcu: (t=650303 jiffies g=1693981 q=5299 ncpus=4)
[ 2661.297449][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2661.297931][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2661.298550][ C2] Workqueue: netns cleanup_net
[ 2661.298795][ C2] RIP: 0010:report_enabled+0x19/0x30
[ 2661.299070][ C2] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 83 e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 <0f> 93 c0 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
[ 2661.300051][ C2] RSP: 0018:ffffc9000052f310 EFLAGS: 00000247
[ 2661.300362][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab35b0
[ 2661.300766][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2661.301175][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2661.301581][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2661.301985][ C2] R13: ffffffff98ab35b0 R14: 0000000000000004 R15: ffff888005a32640
[ 2661.302388][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2661.302849][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2661.303185][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2661.303593][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2661.304003][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2661.304411][ C2] PKRU: 55555554
[ 2661.304598][ C2] Call Trace:
[ 2661.304770][ C2]
[ 2661.304921][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 2661.305197][ C2] ? print_cpu_stall+0x263/0x6a0
[ 2661.305453][ C2] ? check_cpu_stall+0x284/0x500
[ 2661.305706][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 2661.305994][ C2] ? rcu_pending+0x92/0x360
[ 2661.306229][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 2661.306501][ C2] ? update_process_times+0xb9/0x110
[ 2661.306773][ C2] ? tick_sched_handle+0x67/0x130
[ 2661.307032][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 2661.307323][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2661.307567][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 2661.307882][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2661.308160][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2661.308451][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2661.308718][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2661.309026][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2661.309291][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2661.309604][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2661.309902][ C2]
[ 2661.310055][ C2]
[ 2661.310206][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2661.310522][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2661.310815][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2661.311106][ C2] ? report_enabled+0x19/0x30
[ 2661.311358][ C2] kasan_report+0x41/0xf0
[ 2661.311582][ C2] kasan_check_range+0x39/0x1c0
[ 2661.311833][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2661.312118][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2661.312435][ C2] ? __pfx___schedule+0x10/0x10
[ 2661.312686][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2661.312937][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2661.313213][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2661.313502][ C2] ? lock_acquire+0x1c1/0x220
[ 2661.313743][ C2] ? __mutex_lock+0x33e/0xb10
[ 2661.313983][ C2] ? __mutex_lock+0x811/0xb10
[ 2661.314230][ C2] _raw_spin_lock+0x67/0x80
[ 2661.314464][ C2] __mutex_lock+0x33e/0xb10
[ 2661.314696][ C2] ? __lock_release+0x40f/0x880
[ 2661.314946][ C2] ? __pfx___lock_release+0x10/0x10
[ 2661.315212][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2661.315514][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2661.315773][ C2] ? __pfx___up_read+0x10/0x10
[ 2661.316020][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2661.316292][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2661.316563][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2661.316859][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2661.317155][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2661.317446][ C2] __tcf_action_put+0x3d/0xf0
[ 2661.317689][ C2] tcf_action_destroy+0x43/0x130
[ 2661.317943][ C2] ? hlock_class+0x4e/0x130
[ 2661.318177][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2661.318420][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2661.318742][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2661.319018][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2661.319323][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2661.319621][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2661.319910][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2661.320227][ C2] ? __lock_release+0x40f/0x880
[ 2661.320477][ C2] ? __mutex_lock+0x26e/0xb10
[ 2661.320721][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2661.321006][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2661.321324][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2661.321632][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2661.321883][ C2] tcf_chain_flush+0x1e0/0x320
[ 2661.322129][ C2] __tcf_block_put+0x113/0x270
[ 2661.322378][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2661.322687][ C2] __qdisc_destroy+0xee/0x340
[ 2661.322929][ C2] dev_shutdown+0x129/0x350
[ 2661.323161][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2661.323486][ C2] ? rtnl_is_locked+0x15/0x20
[ 2661.323730][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2661.324051][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2661.324396][ C2] ? mutex_is_locked+0x17/0x50
[ 2661.324642][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2661.324947][ C2] cleanup_net+0x4cf/0xb60
[ 2661.325174][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2661.325466][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2661.325720][ C2] ? lock_acquire+0x1c1/0x220
[ 2661.325959][ C2] ? process_one_work+0x714/0x1310
[ 2661.326224][ C2] process_one_work+0x78c/0x1310
[ 2661.326479][ C2] ? hlock_class+0x4e/0x130
[ 2661.326714][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2661.326990][ C2] ? assign_work+0x16c/0x240
[ 2661.327229][ C2] worker_thread+0x73d/0x1010
[ 2661.327472][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2661.327808][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2661.328071][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2661.328334][ C2] kthread+0x28f/0x360
[ 2661.328543][ C2] ? __pfx_kthread+0x10/0x10
[ 2661.328781][ C2] ret_from_fork+0x31/0x70
[ 2661.329010][ C2] ? __pfx_kthread+0x10/0x10
[ 2661.329246][ C2] ret_from_fork_asm+0x1b/0x30
[ 2661.329496][ C2]
[ 2688.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 633s! [kworker/u8:1:72]
[ 2688.578068][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2688.578445][ C2] irq event stamp: 22488063
[ 2688.578678][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2688.579161][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2688.579648][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2688.580129][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2688.580607][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2688.581092][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2688.581714][ C2] Workqueue: netns cleanup_net
[ 2688.581964][ C2] RIP: 0010:kasan_report+0xd2/0xf0
[ 2688.582229][ C2] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 2688.583210][ C2] RSP: 0018:ffffc9000052f338 EFLAGS: 00000282
[ 2688.583521][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab3f0c
[ 2688.583925][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2688.584331][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2688.584733][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 2688.585135][ C2] R13: ffffffff98ab3f0c R14: 0000000000000004 R15: ffff888005a32640
[ 2688.585539][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2688.585990][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2688.586329][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2688.586733][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2688.587135][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2688.587539][ C2] PKRU: 55555554
[ 2688.587721][ C2] Call Trace:
[ 2688.587895][ C2]
[ 2688.588044][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2688.588313][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2688.588558][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2688.588840][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2688.589116][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2688.589407][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2688.589677][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2688.589986][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2688.590252][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2688.590566][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2688.590866][ C2]
[ 2688.591022][ C2]
[ 2688.591174][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2688.591494][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2688.591796][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2688.592099][ C2] ? kasan_report+0xd2/0xf0
[ 2688.592336][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 2688.592626][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2688.592942][ C2] ? __pfx___schedule+0x10/0x10
[ 2688.593193][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2688.593447][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2688.593723][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2688.594014][ C2] ? lock_acquire+0x1c1/0x220
[ 2688.594258][ C2] ? __mutex_lock+0x33e/0xb10
[ 2688.594501][ C2] ? __mutex_lock+0x811/0xb10
[ 2688.594742][ C2] _raw_spin_lock+0x67/0x80
[ 2688.594976][ C2] __mutex_lock+0x33e/0xb10
[ 2688.595210][ C2] ? __lock_release+0x40f/0x880
[ 2688.595460][ C2] ? __pfx___lock_release+0x10/0x10
[ 2688.595727][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2688.596028][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2688.596288][ C2] ? __pfx___up_read+0x10/0x10
[ 2688.596536][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2688.596807][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2688.597079][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2688.597377][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2688.597674][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2688.597965][ C2] __tcf_action_put+0x3d/0xf0
[ 2688.598209][ C2] tcf_action_destroy+0x43/0x130
[ 2688.598464][ C2] ? hlock_class+0x4e/0x130
[ 2688.598698][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2688.598942][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2688.599267][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2688.599545][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2688.599849][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2688.600145][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2688.600437][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2688.600754][ C2] ? __lock_release+0x40f/0x880
[ 2688.601011][ C2] ? __mutex_lock+0x26e/0xb10
[ 2688.601256][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2688.601542][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2688.601855][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2688.602164][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2688.602416][ C2] tcf_chain_flush+0x1e0/0x320
[ 2688.602662][ C2] __tcf_block_put+0x113/0x270
[ 2688.602910][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2688.603220][ C2] __qdisc_destroy+0xee/0x340
[ 2688.603468][ C2] dev_shutdown+0x129/0x350
[ 2688.603702][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2688.604026][ C2] ? rtnl_is_locked+0x15/0x20
[ 2688.604272][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2688.604591][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2688.604935][ C2] ? mutex_is_locked+0x17/0x50
[ 2688.605182][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2688.605489][ C2] cleanup_net+0x4cf/0xb60
[ 2688.605718][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2688.606009][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2688.606265][ C2] ? lock_acquire+0x1c1/0x220
[ 2688.606506][ C2] ? process_one_work+0x714/0x1310
[ 2688.606771][ C2] process_one_work+0x78c/0x1310
[ 2688.607027][ C2] ? hlock_class+0x4e/0x130
[ 2688.607262][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2688.607538][ C2] ? assign_work+0x16c/0x240
[ 2688.607777][ C2] worker_thread+0x73d/0x1010
[ 2688.608020][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2688.608358][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2688.608621][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2688.608883][ C2] kthread+0x28f/0x360
[ 2688.609093][ C2] ? __pfx_kthread+0x10/0x10
[ 2688.609333][ C2] ret_from_fork+0x31/0x70
[ 2688.609564][ C2] ? __pfx_kthread+0x10/0x10
[ 2688.609800][ C2] ret_from_fork_asm+0x1b/0x30
[ 2688.610052][ C2]
[ 2716.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 660s! [kworker/u8:1:72]
[ 2716.578067][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2716.578443][ C2] irq event stamp: 22488063
[ 2716.578676][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2716.579158][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2716.579641][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2716.580121][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2716.580595][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2716.581080][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2716.581697][ C2] Workqueue: netns cleanup_net
[ 2716.581946][ C2] RIP: 0010:report_enabled+0x19/0x30
[ 2716.582218][ C2] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 83 e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 <0f> 93 c0 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
[ 2716.583195][ C2] RSP: 0018:ffffc9000052f310 EFLAGS: 00000247
[ 2716.583507][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab35b0
[ 2716.583909][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2716.584315][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2716.584718][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2716.585120][ C2] R13: ffffffff98ab35b0 R14: 0000000000000004 R15: ffff888005a32640
[ 2716.585522][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2716.585974][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2716.586312][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2716.586716][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2716.587117][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2716.587519][ C2] PKRU: 55555554
[ 2716.587701][ C2] Call Trace:
[ 2716.587874][ C2]
[ 2716.588023][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2716.588292][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2716.588540][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2716.588819][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2716.589096][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2716.589387][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2716.589655][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2716.589965][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2716.590231][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2716.590543][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2716.590842][ C2]
[ 2716.590997][ C2]
[ 2716.591147][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2716.591465][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2716.591760][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2716.592051][ C2] ? report_enabled+0x19/0x30
[ 2716.592294][ C2] kasan_report+0x41/0xf0
[ 2716.592519][ C2] kasan_check_range+0x39/0x1c0
[ 2716.592770][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2716.593057][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2716.593373][ C2] ? __pfx___schedule+0x10/0x10
[ 2716.593624][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2716.593875][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2716.594151][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2716.594439][ C2] ? lock_acquire+0x1c1/0x220
[ 2716.594681][ C2] ? __mutex_lock+0x33e/0xb10
[ 2716.594923][ C2] ? __mutex_lock+0x811/0xb10
[ 2716.595165][ C2] _raw_spin_lock+0x67/0x80
[ 2716.595399][ C2] __mutex_lock+0x33e/0xb10
[ 2716.595632][ C2] ? __lock_release+0x40f/0x880
[ 2716.595880][ C2] ? __pfx___lock_release+0x10/0x10
[ 2716.596148][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2716.596451][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2716.596710][ C2] ? __pfx___up_read+0x10/0x10
[ 2716.596956][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2716.597227][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2716.597499][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2716.597794][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2716.598092][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2716.598382][ C2] __tcf_action_put+0x3d/0xf0
[ 2716.598627][ C2] tcf_action_destroy+0x43/0x130
[ 2716.598881][ C2] ? hlock_class+0x4e/0x130
[ 2716.599114][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2716.599356][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2716.599680][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2716.599955][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2716.600260][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2716.600556][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2716.600847][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2716.601169][ C2] ? __lock_release+0x40f/0x880
[ 2716.601421][ C2] ? __mutex_lock+0x26e/0xb10
[ 2716.601665][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2716.601952][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2716.602265][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2716.602576][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2716.602828][ C2] tcf_chain_flush+0x1e0/0x320
[ 2716.603078][ C2] __tcf_block_put+0x113/0x270
[ 2716.603327][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2716.603636][ C2] __qdisc_destroy+0xee/0x340
[ 2716.603883][ C2] dev_shutdown+0x129/0x350
[ 2716.604117][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2716.604446][ C2] ? rtnl_is_locked+0x15/0x20
[ 2716.604692][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2716.605015][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2716.605363][ C2] ? mutex_is_locked+0x17/0x50
[ 2716.605611][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2716.605920][ C2] cleanup_net+0x4cf/0xb60
[ 2716.606153][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2716.606445][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2716.606702][ C2] ? lock_acquire+0x1c1/0x220
[ 2716.606946][ C2] ? process_one_work+0x714/0x1310
[ 2716.607213][ C2] process_one_work+0x78c/0x1310
[ 2716.607471][ C2] ? hlock_class+0x4e/0x130
[ 2716.607705][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2716.607985][ C2] ? assign_work+0x16c/0x240
[ 2716.608225][ C2] worker_thread+0x73d/0x1010
[ 2716.608470][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2716.608810][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2716.609076][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2716.609341][ C2] kthread+0x28f/0x360
[ 2716.609554][ C2] ? __pfx_kthread+0x10/0x10
[ 2716.609793][ C2] ret_from_fork+0x31/0x70
[ 2716.610026][ C2] ? __pfx_kthread+0x10/0x10
[ 2716.610263][ C2] ret_from_fork_asm+0x1b/0x30
[ 2716.610518][ C2]
[ 2733.399224][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 722170 jiffies s: 48741 root: 0x4/.
[ 2733.399915][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 2733.400305][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 2733.400609][ C2] NMI backtrace for cpu 2
[ 2733.400616][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2733.400620][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2733.400622][ C2] Workqueue: netns cleanup_net
[ 2733.400628][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 2733.400633][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 2733.400636][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 2733.400639][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 2733.400640][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2733.400642][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2733.400643][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2733.400645][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 2733.400646][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2733.400648][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2733.400652][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2733.400654][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2733.400655][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2733.400656][ C2] PKRU: 55555554
[ 2733.400657][ C2] Call Trace:
[ 2733.400659][ C2]
[ 2733.400661][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 2733.400666][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 2733.400671][ C2] ? nmi_handle+0x153/0x420
[ 2733.400676][ C2] ? default_do_nmi+0x41/0x100
[ 2733.400680][ C2] ? exc_nmi+0xf3/0x120
[ 2733.400682][ C2] ? end_repeat_nmi+0xf/0x60
[ 2733.400687][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2733.400691][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 2733.400694][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 2733.400698][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 2733.400701][ C2]
[ 2733.400701][ C2]
[ 2733.400703][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2733.400707][ C2] ? __pfx___schedule+0x10/0x10
[ 2733.400711][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2733.400716][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2733.400719][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2733.400722][ C2] ? lock_acquire+0x1c1/0x220
[ 2733.400724][ C2] ? __mutex_lock+0x33e/0xb10
[ 2733.400728][ C2] ? __mutex_lock+0x811/0xb10
[ 2733.400730][ C2] _raw_spin_lock+0x67/0x80
[ 2733.400733][ C2] __mutex_lock+0x33e/0xb10
[ 2733.400736][ C2] ? __lock_release+0x40f/0x880
[ 2733.400739][ C2] ? __pfx___lock_release+0x10/0x10
[ 2733.400742][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2733.400747][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2733.400750][ C2] ? __pfx___up_read+0x10/0x10
[ 2733.400753][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2733.400756][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2733.400768][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2733.400774][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2733.400777][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2733.400781][ C2] __tcf_action_put+0x3d/0xf0
[ 2733.400786][ C2] tcf_action_destroy+0x43/0x130
[ 2733.400788][ C2] ? hlock_class+0x4e/0x130
[ 2733.400792][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2733.400794][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2733.400804][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2733.400812][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2733.400821][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2733.400829][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2733.400839][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2733.400846][ C2] ? __lock_release+0x40f/0x880
[ 2733.400850][ C2] ? __mutex_lock+0x26e/0xb10
[ 2733.400854][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2733.400863][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2733.400871][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2733.400876][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2733.400880][ C2] tcf_chain_flush+0x1e0/0x320
[ 2733.400884][ C2] __tcf_block_put+0x113/0x270
[ 2733.400888][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2733.400896][ C2] __qdisc_destroy+0xee/0x340
[ 2733.400900][ C2] dev_shutdown+0x129/0x350
[ 2733.400903][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2733.400907][ C2] ? rtnl_is_locked+0x15/0x20
[ 2733.400910][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2733.400913][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2733.400916][ C2] ? mutex_is_locked+0x17/0x50
[ 2733.400918][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2733.400923][ C2] cleanup_net+0x4cf/0xb60
[ 2733.400926][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2733.400928][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2733.400931][ C2] ? lock_acquire+0x1c1/0x220
[ 2733.400933][ C2] ? process_one_work+0x714/0x1310
[ 2733.400937][ C2] process_one_work+0x78c/0x1310
[ 2733.400941][ C2] ? hlock_class+0x4e/0x130
[ 2733.400944][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2733.400948][ C2] ? assign_work+0x16c/0x240
[ 2733.400952][ C2] worker_thread+0x73d/0x1010
[ 2733.400954][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2733.400958][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2733.400961][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2733.400964][ C2] kthread+0x28f/0x360
[ 2733.400966][ C2] ? __pfx_kthread+0x10/0x10
[ 2733.400969][ C2] ret_from_fork+0x31/0x70
[ 2733.400971][ C2] ? __pfx_kthread+0x10/0x10
[ 2733.400973][ C2] ret_from_fork_asm+0x1b/0x30
[ 2733.400979][ C2]
[ 2739.330192][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 2739.330547][ C2] rcu: 2-....: (724782 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=181920
[ 2739.331111][ C2] rcu: (t=728337 jiffies g=1693981 q=5299 ncpus=4)
[ 2739.331447][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2739.331927][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2739.332546][ C2] Workqueue: netns cleanup_net
[ 2739.332797][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 2739.333126][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 2739.334108][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 2739.334419][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 2739.334822][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2739.335224][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2739.335629][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2739.336031][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 2739.336433][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2739.336886][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2739.337221][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2739.337628][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2739.338032][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2739.338434][ C2] PKRU: 55555554
[ 2739.338618][ C2] Call Trace:
[ 2739.338790][ C2]
[ 2739.338938][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 2739.339214][ C2] ? print_cpu_stall+0x263/0x6a0
[ 2739.339470][ C2] ? check_cpu_stall+0x284/0x500
[ 2739.339723][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 2739.340014][ C2] ? rcu_pending+0x92/0x360
[ 2739.340246][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 2739.340518][ C2] ? update_process_times+0xb9/0x110
[ 2739.340805][ C2] ? tick_sched_handle+0x67/0x130
[ 2739.341065][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 2739.341352][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2739.341599][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 2739.341916][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2739.342191][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2739.342483][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2739.342753][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2739.343059][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2739.343326][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2739.343639][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2739.343938][ C2]
[ 2739.344089][ C2]
[ 2739.344243][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2739.344560][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2739.344859][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 2739.345159][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2739.345475][ C2] ? __pfx___schedule+0x10/0x10
[ 2739.345726][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2739.345976][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2739.346253][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2739.346541][ C2] ? lock_acquire+0x1c1/0x220
[ 2739.346783][ C2] ? __mutex_lock+0x33e/0xb10
[ 2739.347026][ C2] ? __mutex_lock+0x811/0xb10
[ 2739.347266][ C2] _raw_spin_lock+0x67/0x80
[ 2739.347501][ C2] __mutex_lock+0x33e/0xb10
[ 2739.347735][ C2] ? __lock_release+0x40f/0x880
[ 2739.347984][ C2] ? __pfx___lock_release+0x10/0x10
[ 2739.348253][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2739.348551][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2739.348810][ C2] ? __pfx___up_read+0x10/0x10
[ 2739.349057][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2739.349328][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2739.349600][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2739.349895][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2739.350194][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2739.350484][ C2] __tcf_action_put+0x3d/0xf0
[ 2739.350733][ C2] tcf_action_destroy+0x43/0x130
[ 2739.350988][ C2] ? hlock_class+0x4e/0x130
[ 2739.351221][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2739.351464][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2739.351787][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2739.352063][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2739.352368][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2739.352666][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2739.352957][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2739.353272][ C2] ? __lock_release+0x40f/0x880
[ 2739.353522][ C2] ? __mutex_lock+0x26e/0xb10
[ 2739.353764][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2739.354049][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2739.354362][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2739.354671][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2739.354924][ C2] tcf_chain_flush+0x1e0/0x320
[ 2739.355170][ C2] __tcf_block_put+0x113/0x270
[ 2739.355416][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2739.355725][ C2] __qdisc_destroy+0xee/0x340
[ 2739.355969][ C2] dev_shutdown+0x129/0x350
[ 2739.356202][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2739.356527][ C2] ? rtnl_is_locked+0x15/0x20
[ 2739.356769][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2739.357088][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2739.357433][ C2] ? mutex_is_locked+0x17/0x50
[ 2739.357677][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2739.357983][ C2] cleanup_net+0x4cf/0xb60
[ 2739.358213][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2739.358500][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2739.358755][ C2] ? lock_acquire+0x1c1/0x220
[ 2739.358996][ C2] ? process_one_work+0x714/0x1310
[ 2739.359261][ C2] process_one_work+0x78c/0x1310
[ 2739.359517][ C2] ? hlock_class+0x4e/0x130
[ 2739.359749][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2739.360026][ C2] ? assign_work+0x16c/0x240
[ 2739.360264][ C2] worker_thread+0x73d/0x1010
[ 2739.360508][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2739.360851][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2739.361113][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2739.361375][ C2] kthread+0x28f/0x360
[ 2739.361586][ C2] ? __pfx_kthread+0x10/0x10
[ 2739.361824][ C2] ret_from_fork+0x31/0x70
[ 2739.362055][ C2] ? __pfx_kthread+0x10/0x10
[ 2739.362293][ C2] ret_from_fork_asm+0x1b/0x30
[ 2739.362546][ C2]
[ 2764.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 704s! [kworker/u8:1:72]
[ 2764.578072][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2764.578446][ C2] irq event stamp: 22488063
[ 2764.578678][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2764.579160][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2764.579646][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2764.580128][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2764.580606][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2764.581086][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2764.581703][ C2] Workqueue: netns cleanup_net
[ 2764.581951][ C2] RIP: 0010:report_enabled+0x19/0x30
[ 2764.582224][ C2] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 83 e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 <0f> 93 c0 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
[ 2764.583205][ C2] RSP: 0018:ffffc9000052f310 EFLAGS: 00000247
[ 2764.583516][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab35b0
[ 2764.583920][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2764.584323][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2764.584724][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2764.585126][ C2] R13: ffffffff98ab35b0 R14: 0000000000000004 R15: ffff888005a32640
[ 2764.585529][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2764.585979][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2764.586317][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2764.586719][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2764.587121][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2764.587524][ C2] PKRU: 55555554
[ 2764.587706][ C2] Call Trace:
[ 2764.587880][ C2]
[ 2764.588028][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2764.588295][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2764.588541][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2764.588824][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2764.589101][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2764.589393][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2764.589663][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2764.589973][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2764.590239][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2764.590552][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2764.590857][ C2]
[ 2764.591008][ C2]
[ 2764.591160][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2764.591479][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2764.591774][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2764.592066][ C2] ? report_enabled+0x19/0x30
[ 2764.592309][ C2] kasan_report+0x41/0xf0
[ 2764.592535][ C2] kasan_check_range+0x39/0x1c0
[ 2764.592787][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2764.593075][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2764.593392][ C2] ? __pfx___schedule+0x10/0x10
[ 2764.593645][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2764.593896][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2764.594174][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2764.594463][ C2] ? lock_acquire+0x1c1/0x220
[ 2764.594706][ C2] ? __mutex_lock+0x33e/0xb10
[ 2764.594949][ C2] ? __mutex_lock+0x811/0xb10
[ 2764.595190][ C2] _raw_spin_lock+0x67/0x80
[ 2764.595425][ C2] __mutex_lock+0x33e/0xb10
[ 2764.595660][ C2] ? __lock_release+0x40f/0x880
[ 2764.595910][ C2] ? __pfx___lock_release+0x10/0x10
[ 2764.596178][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2764.596482][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2764.596741][ C2] ? __pfx___up_read+0x10/0x10
[ 2764.596989][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2764.597260][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2764.597533][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2764.597831][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2764.598130][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2764.598422][ C2] __tcf_action_put+0x3d/0xf0
[ 2764.598667][ C2] tcf_action_destroy+0x43/0x130
[ 2764.598921][ C2] ? hlock_class+0x4e/0x130
[ 2764.599154][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2764.599398][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2764.599722][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2764.600001][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2764.600306][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2764.600612][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2764.600908][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2764.601222][ C2] ? __lock_release+0x40f/0x880
[ 2764.601475][ C2] ? __mutex_lock+0x26e/0xb10
[ 2764.601719][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2764.602004][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2764.602318][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2764.602628][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2764.602881][ C2] tcf_chain_flush+0x1e0/0x320
[ 2764.603128][ C2] __tcf_block_put+0x113/0x270
[ 2764.603376][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2764.603686][ C2] __qdisc_destroy+0xee/0x340
[ 2764.603930][ C2] dev_shutdown+0x129/0x350
[ 2764.604163][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2764.604490][ C2] ? rtnl_is_locked+0x15/0x20
[ 2764.604734][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2764.605054][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2764.605399][ C2] ? mutex_is_locked+0x17/0x50
[ 2764.605645][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2764.605952][ C2] cleanup_net+0x4cf/0xb60
[ 2764.606182][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2764.606471][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2764.606729][ C2] ? lock_acquire+0x1c1/0x220
[ 2764.606974][ C2] ? process_one_work+0x714/0x1310
[ 2764.607241][ C2] process_one_work+0x78c/0x1310
[ 2764.607500][ C2] ? hlock_class+0x4e/0x130
[ 2764.607735][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2764.608015][ C2] ? assign_work+0x16c/0x240
[ 2764.608257][ C2] worker_thread+0x73d/0x1010
[ 2764.608502][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2764.608843][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2764.609109][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2764.609374][ C2] kthread+0x28f/0x360
[ 2764.609588][ C2] ? __pfx_kthread+0x10/0x10
[ 2764.609828][ C2] ret_from_fork+0x31/0x70
[ 2764.610062][ C2] ? __pfx_kthread+0x10/0x10
[ 2764.610300][ C2] ret_from_fork_asm+0x1b/0x30
[ 2764.610554][ C2]
[ 2792.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 730s! [kworker/u8:1:72]
[ 2792.578074][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2792.578451][ C2] irq event stamp: 22488063
[ 2792.578683][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2792.579166][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2792.579649][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2792.580132][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2792.580614][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2792.581092][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2792.581714][ C2] Workqueue: netns cleanup_net
[ 2792.581964][ C2] RIP: 0010:kasan_report+0xd2/0xf0
[ 2792.582229][ C2] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 2792.583210][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 2792.583522][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab35b0
[ 2792.583926][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2792.584328][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2792.584732][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 2792.585137][ C2] R13: ffffffff98ab35b0 R14: 0000000000000004 R15: ffff888005a32640
[ 2792.585540][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2792.585992][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2792.586332][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2792.586741][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2792.587144][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2792.587548][ C2] PKRU: 55555554
[ 2792.587731][ C2] Call Trace:
[ 2792.587906][ C2]
[ 2792.588056][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2792.588322][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2792.588569][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2792.588849][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2792.589125][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2792.589417][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2792.589686][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2792.589997][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2792.590264][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2792.590585][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2792.590882][ C2]
[ 2792.591035][ C2]
[ 2792.591185][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2792.591504][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2792.591798][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2792.592091][ C2] ? kasan_report+0xd2/0xf0
[ 2792.592328][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2792.592628][ C2] kasan_check_range+0x39/0x1c0
[ 2792.592881][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2792.593167][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2792.593483][ C2] ? __pfx___schedule+0x10/0x10
[ 2792.593737][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2792.593990][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2792.594268][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2792.594562][ C2] ? lock_acquire+0x1c1/0x220
[ 2792.594804][ C2] ? __mutex_lock+0x33e/0xb10
[ 2792.595047][ C2] ? __mutex_lock+0x811/0xb10
[ 2792.595293][ C2] _raw_spin_lock+0x67/0x80
[ 2792.595530][ C2] __mutex_lock+0x33e/0xb10
[ 2792.595764][ C2] ? __lock_release+0x40f/0x880
[ 2792.596017][ C2] ? __pfx___lock_release+0x10/0x10
[ 2792.596286][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2792.596591][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2792.596856][ C2] ? __pfx___up_read+0x10/0x10
[ 2792.597106][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2792.597382][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2792.597658][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2792.597955][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2792.598259][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2792.598552][ C2] __tcf_action_put+0x3d/0xf0
[ 2792.598796][ C2] tcf_action_destroy+0x43/0x130
[ 2792.599057][ C2] ? hlock_class+0x4e/0x130
[ 2792.599297][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2792.599542][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2792.599869][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2792.600148][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2792.600459][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2792.600763][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2792.601053][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2792.601371][ C2] ? __lock_release+0x40f/0x880
[ 2792.601624][ C2] ? __mutex_lock+0x26e/0xb10
[ 2792.601870][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2792.602156][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2792.602472][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2792.602782][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2792.603033][ C2] tcf_chain_flush+0x1e0/0x320
[ 2792.603282][ C2] __tcf_block_put+0x113/0x270
[ 2792.603532][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2792.603841][ C2] __qdisc_destroy+0xee/0x340
[ 2792.604085][ C2] dev_shutdown+0x129/0x350
[ 2792.604322][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2792.604648][ C2] ? rtnl_is_locked+0x15/0x20
[ 2792.604894][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2792.605216][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2792.605562][ C2] ? mutex_is_locked+0x17/0x50
[ 2792.605810][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2792.606118][ C2] cleanup_net+0x4cf/0xb60
[ 2792.606349][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2792.606640][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2792.606897][ C2] ? lock_acquire+0x1c1/0x220
[ 2792.607138][ C2] ? process_one_work+0x714/0x1310
[ 2792.607405][ C2] process_one_work+0x78c/0x1310
[ 2792.607662][ C2] ? hlock_class+0x4e/0x130
[ 2792.607898][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2792.608175][ C2] ? assign_work+0x16c/0x240
[ 2792.608417][ C2] worker_thread+0x73d/0x1010
[ 2792.608660][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2792.608999][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2792.609264][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2792.609527][ C2] kthread+0x28f/0x360
[ 2792.609737][ C2] ? __pfx_kthread+0x10/0x10
[ 2792.609976][ C2] ret_from_fork+0x31/0x70
[ 2792.610206][ C2] ? __pfx_kthread+0x10/0x10
[ 2792.610446][ C2] ret_from_fork_asm+0x1b/0x30
[ 2792.610707][ C2]
[ 2817.363192][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 2817.363571][ C2] rcu: 2-....: (802720 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=201421
[ 2817.364127][ C2] rcu: (t=806370 jiffies g=1693981 q=5299 ncpus=4)
[ 2817.364465][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2817.364948][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2817.365567][ C2] Workqueue: netns cleanup_net
[ 2817.365820][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 2817.366151][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 2817.367132][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 2817.367446][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 2817.367848][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2817.368253][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2817.368656][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2817.369059][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 2817.369464][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2817.369916][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2817.370254][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2817.370665][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2817.371067][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2817.371471][ C2] PKRU: 55555554
[ 2817.371654][ C2] Call Trace:
[ 2817.371828][ C2]
[ 2817.371977][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 2817.372254][ C2] ? print_cpu_stall+0x263/0x6a0
[ 2817.372510][ C2] ? check_cpu_stall+0x284/0x500
[ 2817.372762][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 2817.373054][ C2] ? rcu_pending+0x92/0x360
[ 2817.373287][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 2817.373560][ C2] ? update_process_times+0xb9/0x110
[ 2817.373833][ C2] ? tick_sched_handle+0x67/0x130
[ 2817.374092][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 2817.374379][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2817.374625][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 2817.374941][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2817.375217][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2817.375512][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2817.375780][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2817.376089][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2817.376354][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2817.376667][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2817.376967][ C2]
[ 2817.377119][ C2]
[ 2817.377272][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2817.377593][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2817.377890][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 2817.378190][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2817.378507][ C2] ? __pfx___schedule+0x10/0x10
[ 2817.378759][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2817.379011][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2817.379286][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2817.379573][ C2] ? lock_acquire+0x1c1/0x220
[ 2817.379815][ C2] ? __mutex_lock+0x33e/0xb10
[ 2817.380058][ C2] ? __mutex_lock+0x811/0xb10
[ 2817.380302][ C2] _raw_spin_lock+0x67/0x80
[ 2817.380540][ C2] __mutex_lock+0x33e/0xb10
[ 2817.380779][ C2] ? __lock_release+0x40f/0x880
[ 2817.381029][ C2] ? __pfx___lock_release+0x10/0x10
[ 2817.381295][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2817.381593][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2817.381852][ C2] ? __pfx___up_read+0x10/0x10
[ 2817.382103][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2817.382374][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2817.382649][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2817.382943][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2817.383243][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2817.383531][ C2] __tcf_action_put+0x3d/0xf0
[ 2817.383776][ C2] tcf_action_destroy+0x43/0x130
[ 2817.384029][ C2] ? hlock_class+0x4e/0x130
[ 2817.384265][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2817.384507][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2817.384830][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2817.385107][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2817.385412][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2817.385708][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2817.386001][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2817.386316][ C2] ? __lock_release+0x40f/0x880
[ 2817.386566][ C2] ? __mutex_lock+0x26e/0xb10
[ 2817.386810][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2817.387096][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2817.387413][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2817.387726][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2817.387980][ C2] tcf_chain_flush+0x1e0/0x320
[ 2817.388231][ C2] __tcf_block_put+0x113/0x270
[ 2817.388481][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2817.388790][ C2] __qdisc_destroy+0xee/0x340
[ 2817.389033][ C2] dev_shutdown+0x129/0x350
[ 2817.389270][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2817.389597][ C2] ? rtnl_is_locked+0x15/0x20
[ 2817.389840][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2817.390160][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2817.390512][ C2] ? mutex_is_locked+0x17/0x50
[ 2817.390758][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2817.391066][ C2] cleanup_net+0x4cf/0xb60
[ 2817.391298][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2817.391588][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2817.391843][ C2] ? lock_acquire+0x1c1/0x220
[ 2817.392087][ C2] ? process_one_work+0x714/0x1310
[ 2817.392353][ C2] process_one_work+0x78c/0x1310
[ 2817.392611][ C2] ? hlock_class+0x4e/0x130
[ 2817.392844][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2817.393125][ C2] ? assign_work+0x16c/0x240
[ 2817.393363][ C2] worker_thread+0x73d/0x1010
[ 2817.393606][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2817.393945][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2817.394209][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2817.394472][ C2] kthread+0x28f/0x360
[ 2817.394686][ C2] ? __pfx_kthread+0x10/0x10
[ 2817.394923][ C2] ret_from_fork+0x31/0x70
[ 2817.395156][ C2] ? __pfx_kthread+0x10/0x10
[ 2817.395394][ C2] ret_from_fork_asm+0x1b/0x30
[ 2817.395644][ C2]
[ 2831.703217][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 820474 jiffies s: 48741 root: 0x4/.
[ 2831.703896][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 2831.704270][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 2831.704550][ C2] NMI backtrace for cpu 2
[ 2831.704557][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2831.704562][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2831.704565][ C2] Workqueue: netns cleanup_net
[ 2831.704572][ C2] RIP: 0010:__kasan_check_read+0x0/0x20
[ 2831.704577][ C2] Code: 48 c7 c7 b0 c2 7e 99 5b 5d 41 5c e9 9a b3 9b ff 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 48 8b 0c 24 89 f6 31 d2 e9 af ef ff ff 66 66 2e 0f 1f
[ 2831.704580][ C2] RSP: 0018:ffffc9000052f3d8 EFLAGS: 00000206
[ 2831.704582][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 2831.704584][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2831.704586][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2831.704587][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2831.704589][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 2831.704590][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2831.704592][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2831.704596][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2831.704598][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2831.704599][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2831.704600][ C2] PKRU: 55555554
[ 2831.704601][ C2] Call Trace:
[ 2831.704603][ C2]
[ 2831.704606][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 2831.704611][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 2831.704616][ C2] ? nmi_handle+0x153/0x420
[ 2831.704620][ C2] ? default_do_nmi+0x41/0x100
[ 2831.704625][ C2] ? exc_nmi+0xf3/0x120
[ 2831.704627][ C2] ? end_repeat_nmi+0xf/0x60
[ 2831.704632][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2831.704636][ C2] ? __pfx___kasan_check_read+0x10/0x10
[ 2831.704639][ C2] ? __pfx___kasan_check_read+0x10/0x10
[ 2831.704642][ C2] ? __pfx___kasan_check_read+0x10/0x10
[ 2831.704644][ C2]
[ 2831.704645][ C2]
[ 2831.704646][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2831.704649][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2831.704653][ C2] ? __pfx___schedule+0x10/0x10
[ 2831.704658][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2831.704664][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2831.704667][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2831.704670][ C2] ? lock_acquire+0x1c1/0x220
[ 2831.704672][ C2] ? __mutex_lock+0x33e/0xb10
[ 2831.704676][ C2] ? __mutex_lock+0x811/0xb10
[ 2831.704679][ C2] _raw_spin_lock+0x67/0x80
[ 2831.704682][ C2] __mutex_lock+0x33e/0xb10
[ 2831.704685][ C2] ? __lock_release+0x40f/0x880
[ 2831.704688][ C2] ? __pfx___lock_release+0x10/0x10
[ 2831.704690][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2831.704695][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2831.704698][ C2] ? __pfx___up_read+0x10/0x10
[ 2831.704702][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2831.704705][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2831.704709][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2831.704715][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2831.704718][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2831.704722][ C2] __tcf_action_put+0x3d/0xf0
[ 2831.704727][ C2] tcf_action_destroy+0x43/0x130
[ 2831.704729][ C2] ? hlock_class+0x4e/0x130
[ 2831.704733][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2831.704736][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2831.704746][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2831.704755][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2831.704763][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2831.704772][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2831.704781][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2831.704789][ C2] ? __lock_release+0x40f/0x880
[ 2831.704792][ C2] ? __mutex_lock+0x26e/0xb10
[ 2831.704796][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2831.704805][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2831.704813][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2831.704818][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2831.704822][ C2] tcf_chain_flush+0x1e0/0x320
[ 2831.704825][ C2] __tcf_block_put+0x113/0x270
[ 2831.704830][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2831.704838][ C2] __qdisc_destroy+0xee/0x340
[ 2831.704842][ C2] dev_shutdown+0x129/0x350
[ 2831.704846][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2831.704850][ C2] ? rtnl_is_locked+0x15/0x20
[ 2831.704853][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2831.704856][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2831.704859][ C2] ? mutex_is_locked+0x17/0x50
[ 2831.704862][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2831.704866][ C2] cleanup_net+0x4cf/0xb60
[ 2831.704869][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2831.704872][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2831.704875][ C2] ? lock_acquire+0x1c1/0x220
[ 2831.704877][ C2] ? process_one_work+0x714/0x1310
[ 2831.704882][ C2] process_one_work+0x78c/0x1310
[ 2831.704886][ C2] ? hlock_class+0x4e/0x130
[ 2831.704889][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2831.704893][ C2] ? assign_work+0x16c/0x240
[ 2831.704896][ C2] worker_thread+0x73d/0x1010
[ 2831.704899][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2831.704903][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2831.704906][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2831.704908][ C2] kthread+0x28f/0x360
[ 2831.704910][ C2] ? __pfx_kthread+0x10/0x10
[ 2831.704913][ C2] ret_from_fork+0x31/0x70
[ 2831.704915][ C2] ? __pfx_kthread+0x10/0x10
[ 2831.704917][ C2] ret_from_fork_asm+0x1b/0x30
[ 2831.704925][ C2]
[ 2856.577615][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 790s! [kworker/u8:1:72]
[ 2856.578078][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2856.578459][ C2] irq event stamp: 22488063
[ 2856.578693][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2856.579180][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2856.579668][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2856.580162][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2856.580645][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2856.581127][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2856.581750][ C2] Workqueue: netns cleanup_net
[ 2856.582001][ C2] RIP: 0010:kasan_report+0xd2/0xf0
[ 2856.582269][ C2] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 2856.583257][ C2] RSP: 0018:ffffc9000052f338 EFLAGS: 00000282
[ 2856.583570][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab3f0c
[ 2856.583975][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2856.584383][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2856.584791][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 2856.585200][ C2] R13: ffffffff98ab3f0c R14: 0000000000000004 R15: ffff888005a32640
[ 2856.585618][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2856.586074][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2856.586414][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2856.586826][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2856.587236][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2856.587643][ C2] PKRU: 55555554
[ 2856.587830][ C2] Call Trace:
[ 2856.588007][ C2]
[ 2856.588159][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2856.588431][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2856.588683][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2856.588973][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2856.589254][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2856.589546][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2856.589814][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2856.590133][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2856.590401][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2856.590714][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2856.591012][ C2]
[ 2856.591165][ C2]
[ 2856.591317][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2856.591633][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2856.591933][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2856.592232][ C2] ? kasan_report+0xd2/0xf0
[ 2856.592468][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2856.592761][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 2856.593050][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2856.593368][ C2] ? __pfx___schedule+0x10/0x10
[ 2856.593621][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2856.593873][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2856.594149][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2856.594437][ C2] ? lock_acquire+0x1c1/0x220
[ 2856.594679][ C2] ? __mutex_lock+0x33e/0xb10
[ 2856.594928][ C2] ? __mutex_lock+0x811/0xb10
[ 2856.595169][ C2] _raw_spin_lock+0x67/0x80
[ 2856.595406][ C2] __mutex_lock+0x33e/0xb10
[ 2856.595641][ C2] ? __lock_release+0x40f/0x880
[ 2856.595892][ C2] ? __pfx___lock_release+0x10/0x10
[ 2856.596159][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2856.596460][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2856.596720][ C2] ? __pfx___up_read+0x10/0x10
[ 2856.596968][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2856.597240][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2856.597515][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2856.597810][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2856.598110][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2856.598401][ C2] __tcf_action_put+0x3d/0xf0
[ 2856.598646][ C2] tcf_action_destroy+0x43/0x130
[ 2856.598911][ C2] ? hlock_class+0x4e/0x130
[ 2856.599144][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2856.599390][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2856.599714][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2856.599992][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2856.600308][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2856.600607][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2856.600899][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2856.601215][ C2] ? __lock_release+0x40f/0x880
[ 2856.601467][ C2] ? __mutex_lock+0x26e/0xb10
[ 2856.601712][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2856.601999][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2856.602313][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2856.602623][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2856.602877][ C2] tcf_chain_flush+0x1e0/0x320
[ 2856.603126][ C2] __tcf_block_put+0x113/0x270
[ 2856.603375][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2856.603683][ C2] __qdisc_destroy+0xee/0x340
[ 2856.603929][ C2] dev_shutdown+0x129/0x350
[ 2856.604164][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2856.604493][ C2] ? rtnl_is_locked+0x15/0x20
[ 2856.604737][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2856.605058][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2856.605406][ C2] ? mutex_is_locked+0x17/0x50
[ 2856.605651][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2856.605958][ C2] cleanup_net+0x4cf/0xb60
[ 2856.606190][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2856.606480][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2856.606736][ C2] ? lock_acquire+0x1c1/0x220
[ 2856.606979][ C2] ? process_one_work+0x714/0x1310
[ 2856.607247][ C2] process_one_work+0x78c/0x1310
[ 2856.607504][ C2] ? hlock_class+0x4e/0x130
[ 2856.607738][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2856.608018][ C2] ? assign_work+0x16c/0x240
[ 2856.608256][ C2] worker_thread+0x73d/0x1010
[ 2856.608504][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2856.608842][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2856.609112][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2856.609377][ C2] kthread+0x28f/0x360
[ 2856.609590][ C2] ? __pfx_kthread+0x10/0x10
[ 2856.609827][ C2] ret_from_fork+0x31/0x70
[ 2856.610059][ C2] ? __pfx_kthread+0x10/0x10
[ 2856.610308][ C2] ret_from_fork_asm+0x1b/0x30
[ 2856.610560][ C2]
[ 2884.577615][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 816s! [kworker/u8:1:72]
[ 2884.578100][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2884.578494][ C2] irq event stamp: 22488063
[ 2884.578745][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2884.579271][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2884.579759][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2884.580251][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2884.580727][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2884.581208][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2884.581832][ C2] Workqueue: netns cleanup_net
[ 2884.582081][ C2] RIP: 0010:report_enabled+0x19/0x30
[ 2884.582354][ C2] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 83 e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 <0f> 93 c0 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
[ 2884.583337][ C2] RSP: 0018:ffffc9000052f310 EFLAGS: 00000247
[ 2884.583647][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab35b0
[ 2884.584051][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2884.584455][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2884.584858][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2884.585261][ C2] R13: ffffffff98ab35b0 R14: 0000000000000004 R15: ffff888005a32640
[ 2884.585664][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2884.586116][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2884.586452][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2884.586856][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2884.587259][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2884.587663][ C2] PKRU: 55555554
[ 2884.587845][ C2] Call Trace:
[ 2884.588017][ C2]
[ 2884.588169][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2884.588435][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2884.588681][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2884.588963][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2884.589240][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2884.589534][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2884.589803][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2884.590120][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2884.590387][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2884.590703][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2884.591003][ C2]
[ 2884.591154][ C2]
[ 2884.591307][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2884.591624][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2884.591918][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2884.592210][ C2] ? report_enabled+0x19/0x30
[ 2884.592453][ C2] kasan_report+0x41/0xf0
[ 2884.592681][ C2] kasan_check_range+0x39/0x1c0
[ 2884.592933][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2884.593219][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2884.593534][ C2] ? __pfx___schedule+0x10/0x10
[ 2884.593787][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2884.594038][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2884.594315][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2884.594602][ C2] ? lock_acquire+0x1c1/0x220
[ 2884.594843][ C2] ? __mutex_lock+0x33e/0xb10
[ 2884.595085][ C2] ? __mutex_lock+0x811/0xb10
[ 2884.595326][ C2] _raw_spin_lock+0x67/0x80
[ 2884.595566][ C2] __mutex_lock+0x33e/0xb10
[ 2884.595811][ C2] ? __lock_release+0x40f/0x880
[ 2884.596068][ C2] ? __pfx___lock_release+0x10/0x10
[ 2884.596353][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2884.596672][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2884.596932][ C2] ? __pfx___up_read+0x10/0x10
[ 2884.597181][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2884.597453][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2884.597741][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2884.598044][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2884.598363][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2884.598655][ C2] __tcf_action_put+0x3d/0xf0
[ 2884.598917][ C2] tcf_action_destroy+0x43/0x130
[ 2884.599186][ C2] ? hlock_class+0x4e/0x130
[ 2884.599430][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2884.599686][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2884.600025][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2884.600325][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2884.600646][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2884.600945][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2884.601245][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2884.601575][ C2] ? __lock_release+0x40f/0x880
[ 2884.601847][ C2] ? __mutex_lock+0x26e/0xb10
[ 2884.602091][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2884.602391][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2884.602712][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2884.603036][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2884.603310][ C2] tcf_chain_flush+0x1e0/0x320
[ 2884.603573][ C2] __tcf_block_put+0x113/0x270
[ 2884.603824][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2884.604150][ C2] __qdisc_destroy+0xee/0x340
[ 2884.604402][ C2] dev_shutdown+0x129/0x350
[ 2884.604656][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2884.604985][ C2] ? rtnl_is_locked+0x15/0x20
[ 2884.605231][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2884.605570][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2884.605937][ C2] ? mutex_is_locked+0x17/0x50
[ 2884.606184][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2884.606511][ C2] cleanup_net+0x4cf/0xb60
[ 2884.606757][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2884.607048][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2884.607307][ C2] ? lock_acquire+0x1c1/0x220
[ 2884.607551][ C2] ? process_one_work+0x714/0x1310
[ 2884.607818][ C2] process_one_work+0x78c/0x1310
[ 2884.608076][ C2] ? hlock_class+0x4e/0x130
[ 2884.608311][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2884.608592][ C2] ? assign_work+0x16c/0x240
[ 2884.608831][ C2] worker_thread+0x73d/0x1010
[ 2884.609075][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2884.609416][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2884.609680][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2884.609943][ C2] kthread+0x28f/0x360
[ 2884.610165][ C2] ? __pfx_kthread+0x10/0x10
[ 2884.610405][ C2] ret_from_fork+0x31/0x70
[ 2884.610637][ C2] ? __pfx_kthread+0x10/0x10
[ 2884.610875][ C2] ret_from_fork_asm+0x1b/0x30
[ 2884.611128][ C2]
[ 2895.395192][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 2895.395577][ C2] rcu: 2-....: (880629 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=220921
[ 2895.396137][ C2] rcu: (t=884402 jiffies g=1693981 q=5299 ncpus=4)
[ 2895.396477][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2895.396954][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2895.397580][ C2] Workqueue: netns cleanup_net
[ 2895.397830][ C2] RIP: 0010:kasan_report+0x13/0xf0
[ 2895.398098][ C2] Code: 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c <8f> 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00
[ 2895.399080][ C2] RSP: 0018:ffffc9000052f330 EFLAGS: 00000282
[ 2895.399391][ C2] RAX: 00000000000000fb RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 2895.399796][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2895.400205][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2895.400608][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2895.401012][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 2895.401418][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2895.401870][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2895.402207][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2895.402613][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2895.403018][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2895.403422][ C2] PKRU: 55555554
[ 2895.403607][ C2] Call Trace:
[ 2895.403777][ C2]
[ 2895.403931][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 2895.404208][ C2] ? print_cpu_stall+0x263/0x6a0
[ 2895.404464][ C2] ? check_cpu_stall+0x284/0x500
[ 2895.404718][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 2895.405008][ C2] ? rcu_pending+0x92/0x360
[ 2895.405243][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 2895.405514][ C2] ? update_process_times+0xb9/0x110
[ 2895.405788][ C2] ? tick_sched_handle+0x67/0x130
[ 2895.406048][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 2895.406339][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2895.406583][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 2895.406898][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2895.407176][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2895.407468][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2895.407739][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2895.408050][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2895.408317][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2895.408630][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2895.408930][ C2]
[ 2895.409083][ C2]
[ 2895.409235][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2895.409553][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 2895.409854][ C2] ? kasan_report+0x13/0xf0
[ 2895.410096][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 2895.410388][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2895.410704][ C2] ? __pfx___schedule+0x10/0x10
[ 2895.410956][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2895.411208][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2895.411486][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2895.411775][ C2] ? lock_acquire+0x1c1/0x220
[ 2895.412019][ C2] ? __mutex_lock+0x33e/0xb10
[ 2895.412265][ C2] ? __mutex_lock+0x811/0xb10
[ 2895.412507][ C2] _raw_spin_lock+0x67/0x80
[ 2895.412744][ C2] __mutex_lock+0x33e/0xb10
[ 2895.412980][ C2] ? __lock_release+0x40f/0x880
[ 2895.413230][ C2] ? __pfx___lock_release+0x10/0x10
[ 2895.413498][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2895.413797][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2895.414058][ C2] ? __pfx___up_read+0x10/0x10
[ 2895.414307][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2895.414577][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2895.414848][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2895.415145][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2895.415448][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2895.415737][ C2] __tcf_action_put+0x3d/0xf0
[ 2895.415982][ C2] tcf_action_destroy+0x43/0x130
[ 2895.416237][ C2] ? hlock_class+0x4e/0x130
[ 2895.416470][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2895.416716][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2895.417040][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2895.417320][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2895.417625][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2895.417924][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2895.418217][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2895.418534][ C2] ? __lock_release+0x40f/0x880
[ 2895.418787][ C2] ? __mutex_lock+0x26e/0xb10
[ 2895.419032][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2895.419319][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2895.419633][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2895.419949][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2895.420203][ C2] tcf_chain_flush+0x1e0/0x320
[ 2895.420451][ C2] __tcf_block_put+0x113/0x270
[ 2895.420698][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2895.421009][ C2] __qdisc_destroy+0xee/0x340
[ 2895.421255][ C2] dev_shutdown+0x129/0x350
[ 2895.421489][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2895.421816][ C2] ? rtnl_is_locked+0x15/0x20
[ 2895.422060][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2895.422381][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2895.422726][ C2] ? mutex_is_locked+0x17/0x50
[ 2895.422974][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2895.423281][ C2] cleanup_net+0x4cf/0xb60
[ 2895.423511][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2895.423801][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2895.424057][ C2] ? lock_acquire+0x1c1/0x220
[ 2895.424301][ C2] ? process_one_work+0x714/0x1310
[ 2895.424567][ C2] process_one_work+0x78c/0x1310
[ 2895.424824][ C2] ? hlock_class+0x4e/0x130
[ 2895.425058][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2895.425336][ C2] ? assign_work+0x16c/0x240
[ 2895.425576][ C2] worker_thread+0x73d/0x1010
[ 2895.425819][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2895.426157][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2895.426421][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2895.426684][ C2] kthread+0x28f/0x360
[ 2895.426898][ C2] ? __pfx_kthread+0x10/0x10
[ 2895.427136][ C2] ret_from_fork+0x31/0x70
[ 2895.427369][ C2] ? __pfx_kthread+0x10/0x10
[ 2895.427605][ C2] ret_from_fork_asm+0x1b/0x30
[ 2895.427857][ C2]
[ 2920.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 849s! [kworker/u8:1:72]
[ 2920.578080][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2920.578456][ C2] irq event stamp: 22488063
[ 2920.578690][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2920.579176][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2920.579670][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2920.580171][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2920.580653][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2920.581149][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2920.581787][ C2] Workqueue: netns cleanup_net
[ 2920.582046][ C2] RIP: 0010:kasan_report+0xda/0xf0
[ 2920.582314][ C2] Code: 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d 48 83 c4 70 44 89 e0 5b <5d> 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 45 31 e4 eb e1 0f 1f 00
[ 2920.583311][ C2] RSP: 0018:ffffc9000052f390 EFLAGS: 00000286
[ 2920.583635][ C2] RAX: 0000000000000000 RBX: ffffed1000c47e82 RCX: ffffffff98ab35b0
[ 2920.584052][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2920.584466][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2920.584877][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 2920.585304][ C2] R13: ffffffff98ab35b0 R14: 0000000000000004 R15: ffff888005a32640
[ 2920.585715][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2920.586178][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2920.586519][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2920.586926][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2920.587334][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2920.587742][ C2] PKRU: 55555554
[ 2920.587926][ C2] Call Trace:
[ 2920.588102][ C2]
[ 2920.588254][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2920.588522][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2920.588770][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2920.589054][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2920.589333][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2920.589625][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2920.589909][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2920.590220][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2920.590487][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2920.590804][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2920.591106][ C2]
[ 2920.591259][ C2]
[ 2920.591414][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2920.591734][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2920.592031][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2920.592325][ C2] ? kasan_report+0xda/0xf0
[ 2920.592564][ C2] kasan_check_range+0x39/0x1c0
[ 2920.592819][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2920.593105][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2920.593425][ C2] ? __pfx___schedule+0x10/0x10
[ 2920.593679][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2920.593935][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2920.594212][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2920.594503][ C2] ? lock_acquire+0x1c1/0x220
[ 2920.594745][ C2] ? __mutex_lock+0x33e/0xb10
[ 2920.594991][ C2] ? __mutex_lock+0x811/0xb10
[ 2920.595236][ C2] _raw_spin_lock+0x67/0x80
[ 2920.595471][ C2] __mutex_lock+0x33e/0xb10
[ 2920.595708][ C2] ? __lock_release+0x40f/0x880
[ 2920.595962][ C2] ? __pfx___lock_release+0x10/0x10
[ 2920.596240][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2920.596552][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2920.596814][ C2] ? __pfx___up_read+0x10/0x10
[ 2920.597068][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2920.597342][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2920.597625][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2920.597921][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2920.598225][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2920.598515][ C2] __tcf_action_put+0x3d/0xf0
[ 2920.598766][ C2] tcf_action_destroy+0x43/0x130
[ 2920.599023][ C2] ? hlock_class+0x4e/0x130
[ 2920.599261][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2920.599511][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2920.599850][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2920.600136][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2920.600443][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2920.600744][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2920.601041][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2920.601361][ C2] ? __lock_release+0x40f/0x880
[ 2920.601618][ C2] ? __mutex_lock+0x26e/0xb10
[ 2920.601863][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2920.602153][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2920.602474][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2920.602784][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2920.603043][ C2] tcf_chain_flush+0x1e0/0x320
[ 2920.603293][ C2] __tcf_block_put+0x113/0x270
[ 2920.603543][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2920.603857][ C2] __qdisc_destroy+0xee/0x340
[ 2920.604101][ C2] dev_shutdown+0x129/0x350
[ 2920.604346][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2920.604674][ C2] ? rtnl_is_locked+0x15/0x20
[ 2920.604920][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2920.605249][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2920.605606][ C2] ? mutex_is_locked+0x17/0x50
[ 2920.605854][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2920.606158][ C2] cleanup_net+0x4cf/0xb60
[ 2920.606391][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2920.606678][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2920.606935][ C2] ? lock_acquire+0x1c1/0x220
[ 2920.607178][ C2] ? process_one_work+0x714/0x1310
[ 2920.607444][ C2] process_one_work+0x78c/0x1310
[ 2920.607701][ C2] ? hlock_class+0x4e/0x130
[ 2920.607936][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2920.608215][ C2] ? assign_work+0x16c/0x240
[ 2920.608454][ C2] worker_thread+0x73d/0x1010
[ 2920.608695][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2920.609033][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2920.609299][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2920.609563][ C2] kthread+0x28f/0x360
[ 2920.609774][ C2] ? __pfx_kthread+0x10/0x10
[ 2920.610020][ C2] ret_from_fork+0x31/0x70
[ 2920.610251][ C2] ? __pfx_kthread+0x10/0x10
[ 2920.610489][ C2] ret_from_fork_asm+0x1b/0x30
[ 2920.610741][ C2]
[ 2930.007213][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 918778 jiffies s: 48741 root: 0x4/.
[ 2930.007893][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 2930.008336][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 2930.008613][ C2] NMI backtrace for cpu 2
[ 2930.008620][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2930.008625][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2930.008628][ C2] Workqueue: netns cleanup_net
[ 2930.008635][ C2] RIP: 0010:kasan_report+0xd2/0xf0
[ 2930.008642][ C2] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 2930.008645][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 2930.008647][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab35b0
[ 2930.008649][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2930.008651][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2930.008652][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 2930.008654][ C2] R13: ffffffff98ab35b0 R14: 0000000000000004 R15: ffff888005a32640
[ 2930.008655][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2930.008657][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2930.008661][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2930.008663][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2930.008664][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2930.008665][ C2] PKRU: 55555554
[ 2930.008666][ C2] Call Trace:
[ 2930.008669][ C2]
[ 2930.008672][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 2930.008678][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 2930.008683][ C2] ? nmi_handle+0x153/0x420
[ 2930.008688][ C2] ? default_do_nmi+0x41/0x100
[ 2930.008692][ C2] ? exc_nmi+0xf3/0x120
[ 2930.008695][ C2] ? end_repeat_nmi+0xf/0x60
[ 2930.008698][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2930.008703][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2930.008707][ C2] ? kasan_report+0xd2/0xf0
[ 2930.008710][ C2] ? kasan_report+0xd2/0xf0
[ 2930.008713][ C2] ? kasan_report+0xd2/0xf0
[ 2930.008715][ C2]
[ 2930.008716][ C2]
[ 2930.008720][ C2] kasan_check_range+0x39/0x1c0
[ 2930.008724][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2930.008728][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2930.008732][ C2] ? __pfx___schedule+0x10/0x10
[ 2930.008737][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2930.008742][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2930.008745][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2930.008748][ C2] ? lock_acquire+0x1c1/0x220
[ 2930.008751][ C2] ? __mutex_lock+0x33e/0xb10
[ 2930.008755][ C2] ? __mutex_lock+0x811/0xb10
[ 2930.008757][ C2] _raw_spin_lock+0x67/0x80
[ 2930.008760][ C2] __mutex_lock+0x33e/0xb10
[ 2930.008764][ C2] ? __lock_release+0x40f/0x880
[ 2930.008767][ C2] ? __pfx___lock_release+0x10/0x10
[ 2930.008769][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2930.008775][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2930.008778][ C2] ? __pfx___up_read+0x10/0x10
[ 2930.008782][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2930.008784][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2930.008789][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2930.008795][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2930.008798][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2930.008802][ C2] __tcf_action_put+0x3d/0xf0
[ 2930.008806][ C2] tcf_action_destroy+0x43/0x130
[ 2930.008809][ C2] ? hlock_class+0x4e/0x130
[ 2930.008812][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2930.008815][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2930.008826][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2930.008834][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2930.008843][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2930.008851][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2930.008861][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2930.008868][ C2] ? __lock_release+0x40f/0x880
[ 2930.008872][ C2] ? __mutex_lock+0x26e/0xb10
[ 2930.008876][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2930.008885][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2930.008893][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2930.008898][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2930.008902][ C2] tcf_chain_flush+0x1e0/0x320
[ 2930.008906][ C2] __tcf_block_put+0x113/0x270
[ 2930.008911][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2930.008919][ C2] __qdisc_destroy+0xee/0x340
[ 2930.008923][ C2] dev_shutdown+0x129/0x350
[ 2930.008926][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2930.008931][ C2] ? rtnl_is_locked+0x15/0x20
[ 2930.008934][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2930.008937][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2930.008940][ C2] ? mutex_is_locked+0x17/0x50
[ 2930.008943][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2930.008949][ C2] cleanup_net+0x4cf/0xb60
[ 2930.008951][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2930.008955][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2930.008958][ C2] ? lock_acquire+0x1c1/0x220
[ 2930.008960][ C2] ? process_one_work+0x714/0x1310
[ 2930.008965][ C2] process_one_work+0x78c/0x1310
[ 2930.008970][ C2] ? hlock_class+0x4e/0x130
[ 2930.008973][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2930.008977][ C2] ? assign_work+0x16c/0x240
[ 2930.008980][ C2] worker_thread+0x73d/0x1010
[ 2930.008983][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2930.008987][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2930.008990][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2930.008992][ C2] kthread+0x28f/0x360
[ 2930.008996][ C2] ? __pfx_kthread+0x10/0x10
[ 2930.008998][ C2] ret_from_fork+0x31/0x70
[ 2930.009001][ C2] ? __pfx_kthread+0x10/0x10
[ 2930.009003][ C2] ret_from_fork_asm+0x1b/0x30
[ 2930.009011][ C2]
[ 2956.577615][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 883s! [kworker/u8:1:72]
[ 2956.578096][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 2956.578476][ C2] irq event stamp: 22488063
[ 2956.578708][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 2956.579204][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 2956.579699][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 2956.580180][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 2956.580666][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2956.581146][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2956.581779][ C2] Workqueue: netns cleanup_net
[ 2956.582036][ C2] RIP: 0010:kasan_check_range+0x4/0x1c0
[ 2956.582327][ C2] Code: 6a 00 5b 5d 41 5c 41 5d c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 <48> 85 f6 0f 84 5e 01 00 00 48 89 f8 41 54 44 0f b6 c2 48 01 f0 55
[ 2956.583313][ C2] RSP: 0018:ffffc9000052f3d8 EFLAGS: 00000246
[ 2956.583630][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab35b0
[ 2956.584034][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2956.584444][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2956.584850][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2956.585258][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 2956.585664][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2956.586119][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2956.586465][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2956.586874][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2956.587284][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2956.587690][ C2] PKRU: 55555554
[ 2956.587876][ C2] Call Trace:
[ 2956.588050][ C2]
[ 2956.588212][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 2956.588480][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2956.588730][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 2956.589014][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2956.589293][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2956.589588][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2956.589867][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2956.590178][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2956.590445][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2956.590759][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2956.591058][ C2]
[ 2956.591213][ C2]
[ 2956.591365][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2956.591685][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2956.591979][ C2] ? kasan_check_range+0x4/0x1c0
[ 2956.592237][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2956.592524][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2956.592841][ C2] ? __pfx___schedule+0x10/0x10
[ 2956.593093][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2956.593348][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2956.593627][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2956.593916][ C2] ? lock_acquire+0x1c1/0x220
[ 2956.594159][ C2] ? __mutex_lock+0x33e/0xb10
[ 2956.594403][ C2] ? __mutex_lock+0x811/0xb10
[ 2956.594645][ C2] _raw_spin_lock+0x67/0x80
[ 2956.594881][ C2] __mutex_lock+0x33e/0xb10
[ 2956.595116][ C2] ? __lock_release+0x40f/0x880
[ 2956.595366][ C2] ? __pfx___lock_release+0x10/0x10
[ 2956.595636][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2956.595937][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2956.596197][ C2] ? __pfx___up_read+0x10/0x10
[ 2956.596446][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2956.596717][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2956.596997][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2956.597296][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2956.597596][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2956.597890][ C2] __tcf_action_put+0x3d/0xf0
[ 2956.598140][ C2] tcf_action_destroy+0x43/0x130
[ 2956.598396][ C2] ? hlock_class+0x4e/0x130
[ 2956.598630][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2956.598873][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2956.599207][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2956.599485][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2956.599807][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2956.600104][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2956.600397][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2956.600712][ C2] ? __lock_release+0x40f/0x880
[ 2956.600965][ C2] ? __mutex_lock+0x26e/0xb10
[ 2956.601219][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2956.601509][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2956.601823][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2956.602139][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2956.602393][ C2] tcf_chain_flush+0x1e0/0x320
[ 2956.602641][ C2] __tcf_block_put+0x113/0x270
[ 2956.602889][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2956.603200][ C2] __qdisc_destroy+0xee/0x340
[ 2956.603446][ C2] dev_shutdown+0x129/0x350
[ 2956.603679][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2956.604004][ C2] ? rtnl_is_locked+0x15/0x20
[ 2956.604251][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2956.604571][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2956.604916][ C2] ? mutex_is_locked+0x17/0x50
[ 2956.605163][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2956.605472][ C2] cleanup_net+0x4cf/0xb60
[ 2956.605701][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2956.605992][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2956.606249][ C2] ? lock_acquire+0x1c1/0x220
[ 2956.606490][ C2] ? process_one_work+0x714/0x1310
[ 2956.606756][ C2] process_one_work+0x78c/0x1310
[ 2956.607013][ C2] ? hlock_class+0x4e/0x130
[ 2956.607248][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2956.607525][ C2] ? assign_work+0x16c/0x240
[ 2956.607766][ C2] worker_thread+0x73d/0x1010
[ 2956.608009][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2956.608349][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2956.608615][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2956.608877][ C2] kthread+0x28f/0x360
[ 2956.609087][ C2] ? __pfx_kthread+0x10/0x10
[ 2956.609328][ C2] ret_from_fork+0x31/0x70
[ 2956.609558][ C2] ? __pfx_kthread+0x10/0x10
[ 2956.609806][ C2] ret_from_fork_asm+0x1b/0x30
[ 2956.610058][ C2]
[ 2973.431193][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 2973.431574][ C2] rcu: 2-....: (958543 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=240422
[ 2973.432132][ C2] rcu: (t=962438 jiffies g=1693981 q=5299 ncpus=4)
[ 2973.432472][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 2973.432955][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 2973.433581][ C2] Workqueue: netns cleanup_net
[ 2973.433833][ C2] RIP: 0010:kasan_report+0x16/0xf0
[ 2973.434100][ C2] Code: 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 <0f> 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f
[ 2973.435086][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 2973.435400][ C2] RAX: 0000000000000001 RBX: ffffed1000c47e82 RCX: ffffffff98ab35b0
[ 2973.435806][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 2973.436213][ C2] RBP: ffffed1000c47e81 R08: 0000000000000000 R09: ffffed1000c47e81
[ 2973.436617][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 2973.437022][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 2973.437428][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 2973.437883][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2973.438224][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 2973.438631][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2973.439034][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2973.439442][ C2] PKRU: 55555554
[ 2973.439632][ C2] Call Trace:
[ 2973.439806][ C2]
[ 2973.439957][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 2973.440238][ C2] ? print_cpu_stall+0x263/0x6a0
[ 2973.440494][ C2] ? check_cpu_stall+0x284/0x500
[ 2973.440750][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 2973.441041][ C2] ? rcu_pending+0x92/0x360
[ 2973.441277][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 2973.441552][ C2] ? update_process_times+0xb9/0x110
[ 2973.441825][ C2] ? tick_sched_handle+0x67/0x130
[ 2973.442085][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 2973.442375][ C2] ? __run_hrtimer+0x1c0/0x710
[ 2973.442622][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 2973.442939][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 2973.443216][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 2973.443511][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 2973.443780][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 2973.444091][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 2973.444358][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 2973.444673][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 2973.444973][ C2]
[ 2973.445127][ C2]
[ 2973.445280][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2973.445601][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 2973.445895][ C2] ? kasan_report+0x16/0xf0
[ 2973.446135][ C2] kasan_check_range+0x39/0x1c0
[ 2973.446390][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 2973.446676][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 2973.446994][ C2] ? __pfx___schedule+0x10/0x10
[ 2973.447248][ C2] do_raw_spin_lock+0x1ec/0x270
[ 2973.447504][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 2973.447781][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 2973.448073][ C2] ? lock_acquire+0x1c1/0x220
[ 2973.448317][ C2] ? __mutex_lock+0x33e/0xb10
[ 2973.448563][ C2] ? __mutex_lock+0x811/0xb10
[ 2973.448809][ C2] _raw_spin_lock+0x67/0x80
[ 2973.449043][ C2] __mutex_lock+0x33e/0xb10
[ 2973.449281][ C2] ? __lock_release+0x40f/0x880
[ 2973.449542][ C2] ? __pfx___lock_release+0x10/0x10
[ 2973.449812][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2973.450116][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 2973.450378][ C2] ? __pfx___up_read+0x10/0x10
[ 2973.450626][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 2973.450902][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 2973.451178][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 2973.451476][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 2973.451778][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 2973.452069][ C2] __tcf_action_put+0x3d/0xf0
[ 2973.452318][ C2] tcf_action_destroy+0x43/0x130
[ 2973.452578][ C2] ? hlock_class+0x4e/0x130
[ 2973.452816][ C2] tcf_exts_destroy+0x3c/0xb0
[ 2973.453059][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 2973.453384][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 2973.453666][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 2973.453972][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 2973.454273][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 2973.454563][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 2973.454880][ C2] ? __lock_release+0x40f/0x880
[ 2973.455132][ C2] ? __mutex_lock+0x26e/0xb10
[ 2973.455376][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 2973.455665][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 2973.455978][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 2973.456287][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 2973.456540][ C2] tcf_chain_flush+0x1e0/0x320
[ 2973.456788][ C2] __tcf_block_put+0x113/0x270
[ 2973.457039][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 2973.457347][ C2] __qdisc_destroy+0xee/0x340
[ 2973.457591][ C2] dev_shutdown+0x129/0x350
[ 2973.457828][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 2973.458154][ C2] ? rtnl_is_locked+0x15/0x20
[ 2973.458398][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 2973.458718][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 2973.459064][ C2] ? mutex_is_locked+0x17/0x50
[ 2973.459311][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 2973.459622][ C2] cleanup_net+0x4cf/0xb60
[ 2973.459854][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 2973.460141][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 2973.460397][ C2] ? lock_acquire+0x1c1/0x220
[ 2973.460640][ C2] ? process_one_work+0x714/0x1310
[ 2973.460907][ C2] process_one_work+0x78c/0x1310
[ 2973.461164][ C2] ? hlock_class+0x4e/0x130
[ 2973.461400][ C2] ? __pfx_process_one_work+0x10/0x10
[ 2973.461679][ C2] ? assign_work+0x16c/0x240
[ 2973.461918][ C2] worker_thread+0x73d/0x1010
[ 2973.462160][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 2973.462501][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2973.462765][ C2] ? __pfx_worker_thread+0x10/0x10
[ 2973.463028][ C2] kthread+0x28f/0x360
[ 2973.463240][ C2] ? __pfx_kthread+0x10/0x10
[ 2973.463479][ C2] ret_from_fork+0x31/0x70
[ 2973.463708][ C2] ? __pfx_kthread+0x10/0x10
[ 2973.463947][ C2] ret_from_fork_asm+0x1b/0x30
[ 2973.464199][ C2]
[ 3000.577615][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 924s! [kworker/u8:1:72]
[ 3000.578064][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3000.578429][ C2] irq event stamp: 22488063
[ 3000.578654][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3000.579163][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3000.579649][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3000.580135][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3000.580596][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3000.581061][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3000.581664][ C2] Workqueue: netns cleanup_net
[ 3000.581905][ C2] RIP: 0010:kasan_report+0x19/0xf0
[ 3000.582161][ C2] Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca <65> 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00
[ 3000.583114][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 3000.583417][ C2] RAX: 0000000000000001 RBX: ffffed1000c47e82 RCX: ffffffff98ab35b0
[ 3000.583807][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3000.584197][ C2] RBP: ffffed1000c47e81 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3000.584590][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3000.584980][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3000.585369][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3000.585807][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3000.586132][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3000.586527][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3000.586917][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3000.587307][ C2] PKRU: 55555554
[ 3000.587485][ C2] Call Trace:
[ 3000.587659][ C2]
[ 3000.587805][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3000.588064][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3000.588305][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3000.588579][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3000.588848][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3000.589135][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3000.589407][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3000.589725][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3000.589985][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3000.590299][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3000.590591][ C2]
[ 3000.590740][ C2]
[ 3000.590889][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3000.591205][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3000.591492][ C2] ? kasan_report+0x19/0xf0
[ 3000.591723][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3000.592008][ C2] kasan_check_range+0x39/0x1c0
[ 3000.592254][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 3000.592536][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3000.592843][ C2] ? __pfx___schedule+0x10/0x10
[ 3000.593087][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3000.593340][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3000.593609][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3000.593890][ C2] ? lock_acquire+0x1c1/0x220
[ 3000.594133][ C2] ? __mutex_lock+0x33e/0xb10
[ 3000.594370][ C2] ? __mutex_lock+0x811/0xb10
[ 3000.594603][ C2] _raw_spin_lock+0x67/0x80
[ 3000.594832][ C2] __mutex_lock+0x33e/0xb10
[ 3000.595065][ C2] ? __lock_release+0x40f/0x880
[ 3000.595309][ C2] ? __pfx___lock_release+0x10/0x10
[ 3000.595569][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3000.595860][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3000.596113][ C2] ? __pfx___up_read+0x10/0x10
[ 3000.596359][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3000.596622][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3000.596886][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3000.597171][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3000.597462][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3000.597749][ C2] __tcf_action_put+0x3d/0xf0
[ 3000.597989][ C2] tcf_action_destroy+0x43/0x130
[ 3000.598236][ C2] ? hlock_class+0x4e/0x130
[ 3000.598468][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3000.598705][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3000.599020][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3000.599292][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3000.599600][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3000.599890][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3000.600175][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3000.600486][ C2] ? __lock_release+0x40f/0x880
[ 3000.600729][ C2] ? __mutex_lock+0x26e/0xb10
[ 3000.600967][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3000.601244][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3000.601549][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3000.601850][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3000.602096][ C2] tcf_chain_flush+0x1e0/0x320
[ 3000.602336][ C2] __tcf_block_put+0x113/0x270
[ 3000.602576][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3000.602877][ C2] __qdisc_destroy+0xee/0x340
[ 3000.603114][ C2] dev_shutdown+0x129/0x350
[ 3000.603342][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3000.603659][ C2] ? rtnl_is_locked+0x15/0x20
[ 3000.603895][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3000.604204][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3000.604540][ C2] ? mutex_is_locked+0x17/0x50
[ 3000.604779][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3000.605077][ C2] cleanup_net+0x4cf/0xb60
[ 3000.605300][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3000.605581][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3000.605829][ C2] ? lock_acquire+0x1c1/0x220
[ 3000.606064][ C2] ? process_one_work+0x714/0x1310
[ 3000.606322][ C2] process_one_work+0x78c/0x1310
[ 3000.606571][ C2] ? hlock_class+0x4e/0x130
[ 3000.606796][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3000.607068][ C2] ? assign_work+0x16c/0x240
[ 3000.607299][ C2] worker_thread+0x73d/0x1010
[ 3000.607535][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3000.607871][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3000.608127][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3000.608388][ C2] kthread+0x28f/0x360
[ 3000.608593][ C2] ? __pfx_kthread+0x10/0x10
[ 3000.608823][ C2] ret_from_fork+0x31/0x70
[ 3000.609055][ C2] ? __pfx_kthread+0x10/0x10
[ 3000.609285][ C2] ret_from_fork_asm+0x1b/0x30
[ 3000.609536][ C2]
[ 3028.311209][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 1017082 jiffies s: 48741 root: 0x4/.
[ 3028.311864][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 3028.312242][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 3028.312534][ C2] NMI backtrace for cpu 2
[ 3028.312540][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3028.312545][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3028.312547][ C2] Workqueue: netns cleanup_net
[ 3028.312554][ C2] RIP: 0010:kasan_report+0xd2/0xf0
[ 3028.312561][ C2] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 3028.312564][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 3028.312566][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab35b0
[ 3028.312568][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3028.312570][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3028.312571][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 3028.312573][ C2] R13: ffffffff98ab35b0 R14: 0000000000000004 R15: ffff888005a32640
[ 3028.312575][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3028.312576][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3028.312580][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3028.312581][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3028.312583][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3028.312584][ C2] PKRU: 55555554
[ 3028.312585][ C2] Call Trace:
[ 3028.312588][ C2]
[ 3028.312593][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 3028.312600][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 3028.312604][ C2] ? nmi_handle+0x153/0x420
[ 3028.312609][ C2] ? default_do_nmi+0x41/0x100
[ 3028.312614][ C2] ? exc_nmi+0xf3/0x120
[ 3028.312616][ C2] ? end_repeat_nmi+0xf/0x60
[ 3028.312620][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3028.312625][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3028.312628][ C2] ? kasan_report+0xd2/0xf0
[ 3028.312631][ C2] ? kasan_report+0xd2/0xf0
[ 3028.312635][ C2] ? kasan_report+0xd2/0xf0
[ 3028.312638][ C2]
[ 3028.312638][ C2]
[ 3028.312640][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3028.312645][ C2] kasan_check_range+0x39/0x1c0
[ 3028.312650][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 3028.312654][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3028.312658][ C2] ? __pfx___schedule+0x10/0x10
[ 3028.312663][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3028.312669][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3028.312672][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3028.312675][ C2] ? lock_acquire+0x1c1/0x220
[ 3028.312678][ C2] ? __mutex_lock+0x33e/0xb10
[ 3028.312682][ C2] ? __mutex_lock+0x811/0xb10
[ 3028.312685][ C2] _raw_spin_lock+0x67/0x80
[ 3028.312688][ C2] __mutex_lock+0x33e/0xb10
[ 3028.312691][ C2] ? __lock_release+0x40f/0x880
[ 3028.312694][ C2] ? __pfx___lock_release+0x10/0x10
[ 3028.312696][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3028.312702][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3028.312705][ C2] ? __pfx___up_read+0x10/0x10
[ 3028.312709][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3028.312712][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3028.312716][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3028.312723][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3028.312726][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3028.312730][ C2] __tcf_action_put+0x3d/0xf0
[ 3028.312735][ C2] tcf_action_destroy+0x43/0x130
[ 3028.312737][ C2] ? hlock_class+0x4e/0x130
[ 3028.312741][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3028.312744][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3028.312755][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3028.312763][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3028.312771][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3028.312780][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3028.312789][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3028.312796][ C2] ? __lock_release+0x40f/0x880
[ 3028.312800][ C2] ? __mutex_lock+0x26e/0xb10
[ 3028.312804][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3028.312813][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3028.312821][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3028.312825][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3028.312829][ C2] tcf_chain_flush+0x1e0/0x320
[ 3028.312834][ C2] __tcf_block_put+0x113/0x270
[ 3028.312838][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3028.312846][ C2] __qdisc_destroy+0xee/0x340
[ 3028.312850][ C2] dev_shutdown+0x129/0x350
[ 3028.312853][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3028.312857][ C2] ? rtnl_is_locked+0x15/0x20
[ 3028.312862][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3028.312864][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3028.312867][ C2] ? mutex_is_locked+0x17/0x50
[ 3028.312870][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3028.312876][ C2] cleanup_net+0x4cf/0xb60
[ 3028.312879][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3028.312882][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3028.312885][ C2] ? lock_acquire+0x1c1/0x220
[ 3028.312887][ C2] ? process_one_work+0x714/0x1310
[ 3028.312892][ C2] process_one_work+0x78c/0x1310
[ 3028.312897][ C2] ? hlock_class+0x4e/0x130
[ 3028.312900][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3028.312904][ C2] ? assign_work+0x16c/0x240
[ 3028.312908][ C2] worker_thread+0x73d/0x1010
[ 3028.312911][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3028.312915][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3028.312918][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3028.312920][ C2] kthread+0x28f/0x360
[ 3028.312923][ C2] ? __pfx_kthread+0x10/0x10
[ 3028.312926][ C2] ret_from_fork+0x31/0x70
[ 3028.312929][ C2] ? __pfx_kthread+0x10/0x10
[ 3028.312931][ C2] ret_from_fork_asm+0x1b/0x30
[ 3028.312938][ C2]
[ 3051.467191][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 3051.467565][ C2] rcu: 2-....: (1036489 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=259923
[ 3051.468126][ C2] rcu: (t=1040474 jiffies g=1693981 q=5299 ncpus=4)
[ 3051.468469][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3051.468946][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3051.469574][ C2] Workqueue: netns cleanup_net
[ 3051.469823][ C2] RIP: 0010:report_enabled+0x19/0x30
[ 3051.470097][ C2] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 83 e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 <0f> 93 c0 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
[ 3051.471078][ C2] RSP: 0018:ffffc9000052f330 EFLAGS: 00000247
[ 3051.471389][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab3f0c
[ 3051.471791][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3051.472193][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3051.472595][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3051.472998][ C2] R13: ffffffff98ab3f0c R14: 0000000000000004 R15: ffff888005a32640
[ 3051.473401][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3051.473852][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3051.474187][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3051.474591][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3051.474996][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3051.475398][ C2] PKRU: 55555554
[ 3051.475582][ C2] Call Trace:
[ 3051.475754][ C2]
[ 3051.475905][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 3051.476181][ C2] ? print_cpu_stall+0x263/0x6a0
[ 3051.476438][ C2] ? check_cpu_stall+0x284/0x500
[ 3051.476692][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 3051.476980][ C2] ? rcu_pending+0x92/0x360
[ 3051.477217][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 3051.477490][ C2] ? update_process_times+0xb9/0x110
[ 3051.477762][ C2] ? tick_sched_handle+0x67/0x130
[ 3051.478022][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 3051.478311][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3051.478556][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 3051.478872][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3051.479153][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3051.479445][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3051.479715][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3051.480025][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3051.480292][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3051.480607][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3051.480909][ C2]
[ 3051.481062][ C2]
[ 3051.481214][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3051.481534][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3051.481837][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3051.482138][ C2] ? report_enabled+0x19/0x30
[ 3051.482382][ C2] kasan_report+0x41/0xf0
[ 3051.482611][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 3051.482901][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3051.483221][ C2] ? __pfx___schedule+0x10/0x10
[ 3051.483475][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3051.483730][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3051.484007][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3051.484295][ C2] ? lock_acquire+0x1c1/0x220
[ 3051.484539][ C2] ? __mutex_lock+0x33e/0xb10
[ 3051.484784][ C2] ? __mutex_lock+0x811/0xb10
[ 3051.485027][ C2] _raw_spin_lock+0x67/0x80
[ 3051.485261][ C2] __mutex_lock+0x33e/0xb10
[ 3051.485496][ C2] ? __lock_release+0x40f/0x880
[ 3051.485748][ C2] ? __pfx___lock_release+0x10/0x10
[ 3051.486016][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3051.486318][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3051.486578][ C2] ? __pfx___up_read+0x10/0x10
[ 3051.486826][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3051.487099][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3051.487374][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3051.487668][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3051.487969][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3051.488258][ C2] __tcf_action_put+0x3d/0xf0
[ 3051.488507][ C2] tcf_action_destroy+0x43/0x130
[ 3051.488766][ C2] ? hlock_class+0x4e/0x130
[ 3051.489003][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3051.489251][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3051.489577][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3051.489855][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3051.490167][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3051.490468][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3051.490761][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3051.491080][ C2] ? __lock_release+0x40f/0x880
[ 3051.491333][ C2] ? __mutex_lock+0x26e/0xb10
[ 3051.491576][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3051.491867][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3051.492179][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3051.492491][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3051.492747][ C2] tcf_chain_flush+0x1e0/0x320
[ 3051.492996][ C2] __tcf_block_put+0x113/0x270
[ 3051.493247][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3051.493553][ C2] __qdisc_destroy+0xee/0x340
[ 3051.493798][ C2] dev_shutdown+0x129/0x350
[ 3051.494034][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3051.494361][ C2] ? rtnl_is_locked+0x15/0x20
[ 3051.494604][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3051.494923][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3051.495271][ C2] ? mutex_is_locked+0x17/0x50
[ 3051.495516][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3051.495821][ C2] cleanup_net+0x4cf/0xb60
[ 3051.496053][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3051.496340][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3051.496595][ C2] ? lock_acquire+0x1c1/0x220
[ 3051.496838][ C2] ? process_one_work+0x714/0x1310
[ 3051.497104][ C2] process_one_work+0x78c/0x1310
[ 3051.497361][ C2] ? hlock_class+0x4e/0x130
[ 3051.497598][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3051.497877][ C2] ? assign_work+0x16c/0x240
[ 3051.498115][ C2] worker_thread+0x73d/0x1010
[ 3051.498357][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3051.498694][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3051.498960][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3051.499231][ C2] kthread+0x28f/0x360
[ 3051.499444][ C2] ? __pfx_kthread+0x10/0x10
[ 3051.499681][ C2] ret_from_fork+0x31/0x70
[ 3051.499912][ C2] ? __pfx_kthread+0x10/0x10
[ 3051.500151][ C2] ret_from_fork_asm+0x1b/0x30
[ 3051.500406][ C2]
[ 3076.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 995s! [kworker/u8:1:72]
[ 3076.578072][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3076.578448][ C2] irq event stamp: 22488063
[ 3076.578683][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3076.579179][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3076.579663][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3076.580148][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3076.580625][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3076.581104][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3076.581728][ C2] Workqueue: netns cleanup_net
[ 3076.581977][ C2] RIP: 0010:kasan_report+0x29/0xf0
[ 3076.582243][ C2] Code: 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 <85> c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89 d3 49 89 cd e8 0f f7
[ 3076.583223][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 3076.583535][ C2] RAX: 0000000000000000 RBX: ffffed1000c47e82 RCX: ffffffff98ab35b0
[ 3076.583938][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3076.584340][ C2] RBP: ffffed1000c47e81 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3076.584745][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3076.585152][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: ffff888005a32640
[ 3076.585555][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3076.586009][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3076.586346][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3076.586756][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3076.587162][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3076.587567][ C2] PKRU: 55555554
[ 3076.587751][ C2] Call Trace:
[ 3076.587934][ C2]
[ 3076.588084][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3076.588353][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3076.588601][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3076.588883][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3076.589165][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3076.589459][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3076.589728][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3076.590040][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3076.590307][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3076.590623][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3076.590921][ C2]
[ 3076.591076][ C2]
[ 3076.591229][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3076.591550][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3076.591845][ C2] ? kasan_report+0x29/0xf0
[ 3076.592083][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3076.592380][ C2] kasan_check_range+0x39/0x1c0
[ 3076.592633][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 3076.592920][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3076.593239][ C2] ? __pfx___schedule+0x10/0x10
[ 3076.593496][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3076.593749][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3076.594026][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3076.594315][ C2] ? lock_acquire+0x1c1/0x220
[ 3076.594559][ C2] ? __mutex_lock+0x33e/0xb10
[ 3076.594804][ C2] ? __mutex_lock+0x811/0xb10
[ 3076.595045][ C2] _raw_spin_lock+0x67/0x80
[ 3076.595282][ C2] __mutex_lock+0x33e/0xb10
[ 3076.595517][ C2] ? __lock_release+0x40f/0x880
[ 3076.595768][ C2] ? __pfx___lock_release+0x10/0x10
[ 3076.596038][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3076.596341][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3076.596601][ C2] ? __pfx___up_read+0x10/0x10
[ 3076.596850][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3076.597122][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3076.597398][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3076.597695][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3076.597996][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3076.598287][ C2] __tcf_action_put+0x3d/0xf0
[ 3076.598533][ C2] tcf_action_destroy+0x43/0x130
[ 3076.598789][ C2] ? hlock_class+0x4e/0x130
[ 3076.599033][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3076.599279][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3076.599605][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3076.599884][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3076.600189][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3076.600489][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3076.600783][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3076.601099][ C2] ? __lock_release+0x40f/0x880
[ 3076.601352][ C2] ? __mutex_lock+0x26e/0xb10
[ 3076.601597][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3076.601886][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3076.602200][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3076.602511][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3076.602764][ C2] tcf_chain_flush+0x1e0/0x320
[ 3076.603014][ C2] __tcf_block_put+0x113/0x270
[ 3076.603264][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3076.603579][ C2] __qdisc_destroy+0xee/0x340
[ 3076.603825][ C2] dev_shutdown+0x129/0x350
[ 3076.604061][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3076.604389][ C2] ? rtnl_is_locked+0x15/0x20
[ 3076.604633][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3076.604955][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3076.605303][ C2] ? mutex_is_locked+0x17/0x50
[ 3076.605549][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3076.605855][ C2] cleanup_net+0x4cf/0xb60
[ 3076.606088][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3076.606377][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3076.606635][ C2] ? lock_acquire+0x1c1/0x220
[ 3076.606878][ C2] ? process_one_work+0x714/0x1310
[ 3076.607144][ C2] process_one_work+0x78c/0x1310
[ 3076.607402][ C2] ? hlock_class+0x4e/0x130
[ 3076.607635][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3076.607916][ C2] ? assign_work+0x16c/0x240
[ 3076.608154][ C2] worker_thread+0x73d/0x1010
[ 3076.608402][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3076.608741][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3076.609011][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3076.609307][ C2] kthread+0x28f/0x360
[ 3076.609522][ C2] ? __pfx_kthread+0x10/0x10
[ 3076.609759][ C2] ret_from_fork+0x31/0x70
[ 3076.609991][ C2] ? __pfx_kthread+0x10/0x10
[ 3076.610231][ C2] ret_from_fork_asm+0x1b/0x30
[ 3076.610482][ C2]
[ 3104.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1021s! [kworker/u8:1:72]
[ 3104.578073][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3104.578454][ C2] irq event stamp: 22488063
[ 3104.578687][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3104.579185][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3104.579672][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3104.580157][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3104.580635][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3104.581117][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3104.581738][ C2] Workqueue: netns cleanup_net
[ 3104.581988][ C2] RIP: 0010:kasan_report+0xd2/0xf0
[ 3104.582255][ C2] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 3104.583240][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 3104.583553][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab35b0
[ 3104.583958][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3104.584363][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3104.584769][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 3104.585187][ C2] R13: ffffffff98ab35b0 R14: 0000000000000004 R15: ffff888005a32640
[ 3104.585601][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3104.586057][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3104.586394][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3104.586803][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3104.587206][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3104.587610][ C2] PKRU: 55555554
[ 3104.587795][ C2] Call Trace:
[ 3104.587968][ C2]
[ 3104.588117][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3104.588385][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3104.588632][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3104.588923][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3104.589203][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3104.589498][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3104.589766][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3104.590077][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3104.590343][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3104.590658][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3104.590958][ C2]
[ 3104.591111][ C2]
[ 3104.591263][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3104.591582][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3104.591877][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3104.592175][ C2] ? kasan_report+0xd2/0xf0
[ 3104.592415][ C2] kasan_check_range+0x39/0x1c0
[ 3104.592668][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 3104.592958][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3104.593283][ C2] ? __pfx___schedule+0x10/0x10
[ 3104.593537][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3104.593791][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3104.594068][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3104.594373][ C2] ? lock_acquire+0x1c1/0x220
[ 3104.594618][ C2] ? __mutex_lock+0x33e/0xb10
[ 3104.594869][ C2] ? __mutex_lock+0x811/0xb10
[ 3104.595111][ C2] _raw_spin_lock+0x67/0x80
[ 3104.595346][ C2] __mutex_lock+0x33e/0xb10
[ 3104.595581][ C2] ? __lock_release+0x40f/0x880
[ 3104.595832][ C2] ? __pfx___lock_release+0x10/0x10
[ 3104.596101][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3104.596402][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3104.596667][ C2] ? __pfx___up_read+0x10/0x10
[ 3104.596914][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3104.597186][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3104.597462][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3104.597756][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3104.598057][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3104.598347][ C2] __tcf_action_put+0x3d/0xf0
[ 3104.598593][ C2] tcf_action_destroy+0x43/0x130
[ 3104.598849][ C2] ? hlock_class+0x4e/0x130
[ 3104.599110][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3104.599354][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3104.599680][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3104.599963][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3104.600281][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3104.600582][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3104.600876][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3104.601193][ C2] ? __lock_release+0x40f/0x880
[ 3104.601452][ C2] ? __mutex_lock+0x26e/0xb10
[ 3104.601696][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3104.601991][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3104.602305][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3104.602618][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3104.602878][ C2] tcf_chain_flush+0x1e0/0x320
[ 3104.603133][ C2] __tcf_block_put+0x113/0x270
[ 3104.603384][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3104.603692][ C2] __qdisc_destroy+0xee/0x340
[ 3104.603942][ C2] dev_shutdown+0x129/0x350
[ 3104.604185][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3104.604514][ C2] ? rtnl_is_locked+0x15/0x20
[ 3104.604757][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3104.605079][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3104.605436][ C2] ? mutex_is_locked+0x17/0x50
[ 3104.605688][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3104.605997][ C2] cleanup_net+0x4cf/0xb60
[ 3104.606234][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3104.606530][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3104.606793][ C2] ? lock_acquire+0x1c1/0x220
[ 3104.607037][ C2] ? process_one_work+0x714/0x1310
[ 3104.607304][ C2] process_one_work+0x78c/0x1310
[ 3104.607563][ C2] ? hlock_class+0x4e/0x130
[ 3104.607803][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3104.608096][ C2] ? assign_work+0x16c/0x240
[ 3104.608336][ C2] worker_thread+0x73d/0x1010
[ 3104.608583][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3104.608929][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3104.609195][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3104.609468][ C2] kthread+0x28f/0x360
[ 3104.609688][ C2] ? __pfx_kthread+0x10/0x10
[ 3104.609926][ C2] ret_from_fork+0x31/0x70
[ 3104.610159][ C2] ? __pfx_kthread+0x10/0x10
[ 3104.610401][ C2] ret_from_fork_asm+0x1b/0x30
[ 3104.610658][ C2]
[ 3126.615215][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 1115386 jiffies s: 48741 root: 0x4/.
[ 3126.615868][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 3126.616243][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 3126.616518][ C2] NMI backtrace for cpu 2
[ 3126.616524][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3126.616528][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3126.616531][ C2] Workqueue: netns cleanup_net
[ 3126.616539][ C2] RIP: 0010:kasan_report+0x16/0xf0
[ 3126.616544][ C2] Code: 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 <0f> 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f
[ 3126.616547][ C2] RSP: 0018:ffffc9000052f338 EFLAGS: 00000282
[ 3126.616550][ C2] RAX: 00000000000000fb RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3126.616552][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3126.616553][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3126.616554][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3126.616556][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3126.616558][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3126.616559][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3126.616563][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3126.616564][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3126.616566][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3126.616567][ C2] PKRU: 55555554
[ 3126.616568][ C2] Call Trace:
[ 3126.616570][ C2]
[ 3126.616574][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 3126.616579][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 3126.616584][ C2] ? nmi_handle+0x153/0x420
[ 3126.616589][ C2] ? default_do_nmi+0x41/0x100
[ 3126.616593][ C2] ? exc_nmi+0xf3/0x120
[ 3126.616596][ C2] ? end_repeat_nmi+0xf/0x60
[ 3126.616600][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3126.616605][ C2] ? kasan_report+0x16/0xf0
[ 3126.616608][ C2] ? kasan_report+0x16/0xf0
[ 3126.616611][ C2] ? kasan_report+0x16/0xf0
[ 3126.616614][ C2]
[ 3126.616614][ C2]
[ 3126.616618][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 3126.616622][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3126.616626][ C2] ? __pfx___schedule+0x10/0x10
[ 3126.616631][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3126.616636][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3126.616639][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3126.616642][ C2] ? lock_acquire+0x1c1/0x220
[ 3126.616645][ C2] ? __mutex_lock+0x33e/0xb10
[ 3126.616649][ C2] ? __mutex_lock+0x811/0xb10
[ 3126.616651][ C2] _raw_spin_lock+0x67/0x80
[ 3126.616655][ C2] __mutex_lock+0x33e/0xb10
[ 3126.616658][ C2] ? __lock_release+0x40f/0x880
[ 3126.616662][ C2] ? __pfx___lock_release+0x10/0x10
[ 3126.616664][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3126.616670][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3126.616673][ C2] ? __pfx___up_read+0x10/0x10
[ 3126.616677][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3126.616680][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3126.616684][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3126.616690][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3126.616693][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3126.616698][ C2] __tcf_action_put+0x3d/0xf0
[ 3126.616702][ C2] tcf_action_destroy+0x43/0x130
[ 3126.616704][ C2] ? hlock_class+0x4e/0x130
[ 3126.616708][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3126.616711][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3126.616722][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3126.616731][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3126.616739][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3126.616748][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3126.616757][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3126.616765][ C2] ? __lock_release+0x40f/0x880
[ 3126.616768][ C2] ? __mutex_lock+0x26e/0xb10
[ 3126.616772][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3126.616782][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3126.616790][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3126.616794][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3126.616798][ C2] tcf_chain_flush+0x1e0/0x320
[ 3126.616802][ C2] __tcf_block_put+0x113/0x270
[ 3126.616806][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3126.616814][ C2] __qdisc_destroy+0xee/0x340
[ 3126.616819][ C2] dev_shutdown+0x129/0x350
[ 3126.616822][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3126.616826][ C2] ? rtnl_is_locked+0x15/0x20
[ 3126.616830][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3126.616832][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3126.616836][ C2] ? mutex_is_locked+0x17/0x50
[ 3126.616838][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3126.616844][ C2] cleanup_net+0x4cf/0xb60
[ 3126.616847][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3126.616850][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3126.616853][ C2] ? lock_acquire+0x1c1/0x220
[ 3126.616856][ C2] ? process_one_work+0x714/0x1310
[ 3126.616860][ C2] process_one_work+0x78c/0x1310
[ 3126.616865][ C2] ? hlock_class+0x4e/0x130
[ 3126.616868][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3126.616873][ C2] ? assign_work+0x16c/0x240
[ 3126.616876][ C2] worker_thread+0x73d/0x1010
[ 3126.616879][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3126.616883][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3126.616886][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3126.616889][ C2] kthread+0x28f/0x360
[ 3126.616892][ C2] ? __pfx_kthread+0x10/0x10
[ 3126.616894][ C2] ret_from_fork+0x31/0x70
[ 3126.616897][ C2] ? __pfx_kthread+0x10/0x10
[ 3126.616899][ C2] ret_from_fork_asm+0x1b/0x30
[ 3126.616907][ C2]
[ 3129.503192][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 3129.503563][ C2] rcu: 2-....: (1114402 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=279424
[ 3129.504127][ C2] rcu: (t=1118510 jiffies g=1693981 q=5299 ncpus=4)
[ 3129.504467][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3129.504948][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3129.505566][ C2] Workqueue: netns cleanup_net
[ 3129.505818][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3129.506149][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3129.507130][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 3129.507442][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3129.507845][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3129.508248][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3129.508655][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3129.509068][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3129.509471][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3129.509922][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3129.510267][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3129.510680][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3129.511084][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3129.511488][ C2] PKRU: 55555554
[ 3129.511672][ C2] Call Trace:
[ 3129.511846][ C2]
[ 3129.511994][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 3129.512271][ C2] ? print_cpu_stall+0x263/0x6a0
[ 3129.512534][ C2] ? check_cpu_stall+0x284/0x500
[ 3129.512789][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 3129.513086][ C2] ? rcu_pending+0x92/0x360
[ 3129.513320][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 3129.513593][ C2] ? update_process_times+0xb9/0x110
[ 3129.513867][ C2] ? tick_sched_handle+0x67/0x130
[ 3129.514135][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 3129.514428][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3129.514674][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 3129.514995][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3129.515272][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3129.515565][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3129.515840][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3129.516150][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3129.516417][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3129.516729][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3129.517037][ C2]
[ 3129.517188][ C2]
[ 3129.517345][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3129.517665][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3129.517963][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3129.518271][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3129.518587][ C2] ? __pfx___schedule+0x10/0x10
[ 3129.518864][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3129.519116][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3129.519393][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3129.519680][ C2] ? lock_acquire+0x1c1/0x220
[ 3129.519921][ C2] ? __mutex_lock+0x33e/0xb10
[ 3129.520169][ C2] ? __mutex_lock+0x811/0xb10
[ 3129.520410][ C2] _raw_spin_lock+0x67/0x80
[ 3129.520653][ C2] __mutex_lock+0x33e/0xb10
[ 3129.520887][ C2] ? __lock_release+0x40f/0x880
[ 3129.521139][ C2] ? __pfx___lock_release+0x10/0x10
[ 3129.521409][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3129.521708][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3129.521968][ C2] ? __pfx___up_read+0x10/0x10
[ 3129.522218][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3129.522498][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3129.522777][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3129.523074][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3129.523373][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3129.523663][ C2] __tcf_action_put+0x3d/0xf0
[ 3129.523908][ C2] tcf_action_destroy+0x43/0x130
[ 3129.524163][ C2] ? hlock_class+0x4e/0x130
[ 3129.524413][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3129.524656][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3129.524981][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3129.525259][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3129.525566][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3129.525863][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3129.526156][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3129.526475][ C2] ? __lock_release+0x40f/0x880
[ 3129.526733][ C2] ? __mutex_lock+0x26e/0xb10
[ 3129.526978][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3129.527264][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3129.527578][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3129.527889][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3129.528143][ C2] tcf_chain_flush+0x1e0/0x320
[ 3129.528390][ C2] __tcf_block_put+0x113/0x270
[ 3129.528639][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3129.528963][ C2] __qdisc_destroy+0xee/0x340
[ 3129.529208][ C2] dev_shutdown+0x129/0x350
[ 3129.529443][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3129.529777][ C2] ? rtnl_is_locked+0x15/0x20
[ 3129.530025][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3129.530345][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3129.530690][ C2] ? mutex_is_locked+0x17/0x50
[ 3129.530937][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3129.531244][ C2] cleanup_net+0x4cf/0xb60
[ 3129.531474][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3129.531762][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3129.532017][ C2] ? lock_acquire+0x1c1/0x220
[ 3129.532260][ C2] ? process_one_work+0x714/0x1310
[ 3129.532526][ C2] process_one_work+0x78c/0x1310
[ 3129.532782][ C2] ? hlock_class+0x4e/0x130
[ 3129.533015][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3129.533294][ C2] ? assign_work+0x16c/0x240
[ 3129.533533][ C2] worker_thread+0x73d/0x1010
[ 3129.533776][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3129.534114][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3129.534378][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3129.534640][ C2] kthread+0x28f/0x360
[ 3129.534852][ C2] ? __pfx_kthread+0x10/0x10
[ 3129.535089][ C2] ret_from_fork+0x31/0x70
[ 3129.535320][ C2] ? __pfx_kthread+0x10/0x10
[ 3129.535558][ C2] ret_from_fork_asm+0x1b/0x30
[ 3129.535809][ C2]
[ 3156.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1069s! [kworker/u8:1:72]
[ 3156.578076][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3156.578450][ C2] irq event stamp: 22488063
[ 3156.578686][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3156.579167][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3156.579652][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3156.580137][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3156.580621][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3156.581099][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3156.581721][ C2] Workqueue: netns cleanup_net
[ 3156.581971][ C2] RIP: 0010:kasan_report+0xd2/0xf0
[ 3156.582237][ C2] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 3156.583217][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 3156.583528][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab35b0
[ 3156.583929][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3156.584337][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3156.584742][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 3156.585147][ C2] R13: ffffffff98ab35b0 R14: 0000000000000004 R15: ffff888005a32640
[ 3156.585551][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3156.586005][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3156.586346][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3156.586753][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3156.587160][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3156.587566][ C2] PKRU: 55555554
[ 3156.587749][ C2] Call Trace:
[ 3156.587931][ C2]
[ 3156.588085][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3156.588354][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3156.588607][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3156.588890][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3156.589167][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3156.589462][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3156.589733][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3156.590044][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3156.590312][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3156.590623][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3156.590925][ C2]
[ 3156.591077][ C2]
[ 3156.591234][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3156.591555][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3156.591848][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3156.592144][ C2] ? kasan_report+0xd2/0xf0
[ 3156.592381][ C2] kasan_check_range+0x39/0x1c0
[ 3156.592636][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 3156.592922][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3156.593241][ C2] ? __pfx___schedule+0x10/0x10
[ 3156.593496][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3156.593750][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3156.594026][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3156.594319][ C2] ? lock_acquire+0x1c1/0x220
[ 3156.594563][ C2] ? __mutex_lock+0x33e/0xb10
[ 3156.594805][ C2] ? __mutex_lock+0x811/0xb10
[ 3156.595050][ C2] _raw_spin_lock+0x67/0x80
[ 3156.595287][ C2] __mutex_lock+0x33e/0xb10
[ 3156.595521][ C2] ? __lock_release+0x40f/0x880
[ 3156.595773][ C2] ? __pfx___lock_release+0x10/0x10
[ 3156.596040][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3156.596344][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3156.596606][ C2] ? __pfx___up_read+0x10/0x10
[ 3156.596856][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3156.597128][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3156.597403][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3156.597701][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3156.598000][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3156.598294][ C2] __tcf_action_put+0x3d/0xf0
[ 3156.598538][ C2] tcf_action_destroy+0x43/0x130
[ 3156.598799][ C2] ? hlock_class+0x4e/0x130
[ 3156.599037][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3156.599283][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3156.599611][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3156.599891][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3156.600196][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3156.600498][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3156.600790][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3156.601107][ C2] ? __lock_release+0x40f/0x880
[ 3156.601361][ C2] ? __mutex_lock+0x26e/0xb10
[ 3156.601607][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3156.601895][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3156.602211][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3156.602521][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3156.602774][ C2] tcf_chain_flush+0x1e0/0x320
[ 3156.603021][ C2] __tcf_block_put+0x113/0x270
[ 3156.603273][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3156.603584][ C2] __qdisc_destroy+0xee/0x340
[ 3156.603827][ C2] dev_shutdown+0x129/0x350
[ 3156.604062][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3156.604388][ C2] ? rtnl_is_locked+0x15/0x20
[ 3156.604634][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3156.604955][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3156.605303][ C2] ? mutex_is_locked+0x17/0x50
[ 3156.605550][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3156.605858][ C2] cleanup_net+0x4cf/0xb60
[ 3156.606086][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3156.606378][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3156.606635][ C2] ? lock_acquire+0x1c1/0x220
[ 3156.606876][ C2] ? process_one_work+0x714/0x1310
[ 3156.607141][ C2] process_one_work+0x78c/0x1310
[ 3156.607399][ C2] ? hlock_class+0x4e/0x130
[ 3156.607635][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3156.607913][ C2] ? assign_work+0x16c/0x240
[ 3156.608153][ C2] worker_thread+0x73d/0x1010
[ 3156.608397][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3156.608741][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3156.609004][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3156.609269][ C2] kthread+0x28f/0x360
[ 3156.609481][ C2] ? __pfx_kthread+0x10/0x10
[ 3156.609721][ C2] ret_from_fork+0x31/0x70
[ 3156.609951][ C2] ? __pfx_kthread+0x10/0x10
[ 3156.610190][ C2] ret_from_fork_asm+0x1b/0x30
[ 3156.610443][ C2]
[ 3184.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1095s! [kworker/u8:1:72]
[ 3184.578071][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3184.578446][ C2] irq event stamp: 22488063
[ 3184.578686][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3184.579169][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3184.579652][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3184.580136][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3184.580610][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3184.581086][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3184.581707][ C2] Workqueue: netns cleanup_net
[ 3184.581956][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3184.582284][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3184.583264][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 3184.583575][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3184.583977][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3184.584379][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3184.584784][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3184.585187][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3184.585590][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3184.586041][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3184.586379][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3184.586784][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3184.587187][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3184.587589][ C2] PKRU: 55555554
[ 3184.587773][ C2] Call Trace:
[ 3184.587946][ C2]
[ 3184.588094][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3184.588359][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3184.588610][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3184.588889][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3184.589163][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3184.589457][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3184.589725][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3184.590035][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3184.590300][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3184.590612][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3184.590909][ C2]
[ 3184.591063][ C2]
[ 3184.591214][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3184.591530][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3184.591829][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3184.592127][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3184.592444][ C2] ? __pfx___schedule+0x10/0x10
[ 3184.592696][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3184.592951][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3184.593226][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3184.593515][ C2] ? lock_acquire+0x1c1/0x220
[ 3184.593755][ C2] ? __mutex_lock+0x33e/0xb10
[ 3184.593999][ C2] ? __mutex_lock+0x811/0xb10
[ 3184.594242][ C2] _raw_spin_lock+0x67/0x80
[ 3184.594474][ C2] __mutex_lock+0x33e/0xb10
[ 3184.594709][ C2] ? __lock_release+0x40f/0x880
[ 3184.594960][ C2] ? __pfx___lock_release+0x10/0x10
[ 3184.595226][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3184.595527][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3184.595787][ C2] ? __pfx___up_read+0x10/0x10
[ 3184.596032][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3184.596305][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3184.596581][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3184.596874][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3184.597174][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3184.597461][ C2] __tcf_action_put+0x3d/0xf0
[ 3184.597705][ C2] tcf_action_destroy+0x43/0x130
[ 3184.597960][ C2] ? hlock_class+0x4e/0x130
[ 3184.598194][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3184.598435][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3184.598764][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3184.599040][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3184.599344][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3184.599642][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3184.599931][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3184.600248][ C2] ? __lock_release+0x40f/0x880
[ 3184.600498][ C2] ? __mutex_lock+0x26e/0xb10
[ 3184.600739][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3184.601026][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3184.601338][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3184.601645][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3184.601897][ C2] tcf_chain_flush+0x1e0/0x320
[ 3184.602145][ C2] __tcf_block_put+0x113/0x270
[ 3184.602393][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3184.602698][ C2] __qdisc_destroy+0xee/0x340
[ 3184.602942][ C2] dev_shutdown+0x129/0x350
[ 3184.603177][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3184.603504][ C2] ? rtnl_is_locked+0x15/0x20
[ 3184.603746][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3184.604065][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3184.604412][ C2] ? mutex_is_locked+0x17/0x50
[ 3184.604658][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3184.604962][ C2] cleanup_net+0x4cf/0xb60
[ 3184.605193][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3184.605480][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3184.605735][ C2] ? lock_acquire+0x1c1/0x220
[ 3184.605977][ C2] ? process_one_work+0x714/0x1310
[ 3184.606241][ C2] process_one_work+0x78c/0x1310
[ 3184.606499][ C2] ? hlock_class+0x4e/0x130
[ 3184.606738][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3184.607016][ C2] ? assign_work+0x16c/0x240
[ 3184.607257][ C2] worker_thread+0x73d/0x1010
[ 3184.607500][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3184.607838][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3184.608101][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3184.608364][ C2] kthread+0x28f/0x360
[ 3184.608581][ C2] ? __pfx_kthread+0x10/0x10
[ 3184.608818][ C2] ret_from_fork+0x31/0x70
[ 3184.609047][ C2] ? __pfx_kthread+0x10/0x10
[ 3184.609287][ C2] ret_from_fork_asm+0x1b/0x30
[ 3184.609538][ C2]
[ 3184.708131][ T74] kmemleak: 1212 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
[ 3207.535192][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 3207.535570][ C2] rcu: 2-....: (1192340 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=298925
[ 3207.536133][ C2] rcu: (t=1196542 jiffies g=1693981 q=5299 ncpus=4)
[ 3207.536475][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3207.536952][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3207.537573][ C2] Workqueue: netns cleanup_net
[ 3207.537824][ C2] RIP: 0010:kasan_report+0x22/0xf0
[ 3207.538090][ C2] Code: 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 <41> 8b 87 e0 17 00 00 85 c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89
[ 3207.539076][ C2] RSP: 0018:ffffc9000052f338 EFLAGS: 00000282
[ 3207.539389][ C2] RAX: 00000000000000fb RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3207.539792][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3207.540197][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3207.540600][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3207.541005][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: ffff888005a32640
[ 3207.541408][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3207.541863][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3207.542200][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3207.542606][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3207.543011][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3207.543418][ C2] PKRU: 55555554
[ 3207.543607][ C2] Call Trace:
[ 3207.543780][ C2]
[ 3207.543930][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 3207.544208][ C2] ? print_cpu_stall+0x263/0x6a0
[ 3207.544464][ C2] ? check_cpu_stall+0x284/0x500
[ 3207.544719][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 3207.545011][ C2] ? rcu_pending+0x92/0x360
[ 3207.545245][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 3207.545518][ C2] ? update_process_times+0xb9/0x110
[ 3207.545792][ C2] ? tick_sched_handle+0x67/0x130
[ 3207.546053][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 3207.546344][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3207.546591][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 3207.546908][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3207.547184][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3207.547475][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3207.547745][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3207.548054][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3207.548320][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3207.548640][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3207.548942][ C2]
[ 3207.549093][ C2]
[ 3207.549247][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3207.549565][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3207.549867][ C2] ? kasan_report+0x22/0xf0
[ 3207.550106][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 3207.550395][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3207.550712][ C2] ? __pfx___schedule+0x10/0x10
[ 3207.550967][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3207.551220][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3207.551498][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3207.551786][ C2] ? lock_acquire+0x1c1/0x220
[ 3207.552029][ C2] ? __mutex_lock+0x33e/0xb10
[ 3207.552273][ C2] ? __mutex_lock+0x811/0xb10
[ 3207.552516][ C2] _raw_spin_lock+0x67/0x80
[ 3207.552749][ C2] __mutex_lock+0x33e/0xb10
[ 3207.552984][ C2] ? __lock_release+0x40f/0x880
[ 3207.553237][ C2] ? __pfx___lock_release+0x10/0x10
[ 3207.553504][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3207.553804][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3207.554064][ C2] ? __pfx___up_read+0x10/0x10
[ 3207.554314][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3207.554587][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3207.554862][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3207.555157][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3207.555460][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3207.555748][ C2] __tcf_action_put+0x3d/0xf0
[ 3207.555997][ C2] tcf_action_destroy+0x43/0x130
[ 3207.556254][ C2] ? hlock_class+0x4e/0x130
[ 3207.556490][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3207.556732][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3207.557057][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3207.557334][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3207.557640][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3207.557939][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3207.558232][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3207.558554][ C2] ? __lock_release+0x40f/0x880
[ 3207.558806][ C2] ? __mutex_lock+0x26e/0xb10
[ 3207.559048][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3207.559337][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3207.559648][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3207.559957][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3207.560210][ C2] tcf_chain_flush+0x1e0/0x320
[ 3207.560460][ C2] __tcf_block_put+0x113/0x270
[ 3207.560708][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3207.561015][ C2] __qdisc_destroy+0xee/0x340
[ 3207.561260][ C2] dev_shutdown+0x129/0x350
[ 3207.561495][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3207.561822][ C2] ? rtnl_is_locked+0x15/0x20
[ 3207.562064][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3207.562383][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3207.562731][ C2] ? mutex_is_locked+0x17/0x50
[ 3207.562977][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3207.563282][ C2] cleanup_net+0x4cf/0xb60
[ 3207.563514][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3207.563801][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3207.564057][ C2] ? lock_acquire+0x1c1/0x220
[ 3207.564300][ C2] ? process_one_work+0x714/0x1310
[ 3207.564565][ C2] process_one_work+0x78c/0x1310
[ 3207.564822][ C2] ? hlock_class+0x4e/0x130
[ 3207.565056][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3207.565335][ C2] ? assign_work+0x16c/0x240
[ 3207.565574][ C2] worker_thread+0x73d/0x1010
[ 3207.565816][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3207.566152][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3207.566416][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3207.566679][ C2] kthread+0x28f/0x360
[ 3207.566891][ C2] ? __pfx_kthread+0x10/0x10
[ 3207.567129][ C2] ret_from_fork+0x31/0x70
[ 3207.567359][ C2] ? __pfx_kthread+0x10/0x10
[ 3207.567598][ C2] ret_from_fork_asm+0x1b/0x30
[ 3207.567848][ C2]
[ 3224.919207][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 1213690 jiffies s: 48741 root: 0x4/.
[ 3224.919858][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 3224.920241][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 3224.920523][ C2] NMI backtrace for cpu 2
[ 3224.920527][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3224.920532][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3224.920534][ C2] Workqueue: netns cleanup_net
[ 3224.920541][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3224.920547][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3224.920550][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 3224.920552][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3224.920554][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3224.920556][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3224.920558][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3224.920559][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3224.920561][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3224.920563][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3224.920567][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3224.920568][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3224.920570][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3224.920571][ C2] PKRU: 55555554
[ 3224.920572][ C2] Call Trace:
[ 3224.920574][ C2]
[ 3224.920577][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 3224.920582][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 3224.920586][ C2] ? nmi_handle+0x153/0x420
[ 3224.920591][ C2] ? default_do_nmi+0x41/0x100
[ 3224.920595][ C2] ? exc_nmi+0xf3/0x120
[ 3224.920597][ C2] ? end_repeat_nmi+0xf/0x60
[ 3224.920601][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3224.920605][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3224.920608][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3224.920611][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3224.920615][ C2]
[ 3224.920616][ C2]
[ 3224.920617][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3224.920621][ C2] ? __pfx___schedule+0x10/0x10
[ 3224.920626][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3224.920631][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3224.920634][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3224.920637][ C2] ? lock_acquire+0x1c1/0x220
[ 3224.920640][ C2] ? __mutex_lock+0x33e/0xb10
[ 3224.920644][ C2] ? __mutex_lock+0x811/0xb10
[ 3224.920647][ C2] _raw_spin_lock+0x67/0x80
[ 3224.920650][ C2] __mutex_lock+0x33e/0xb10
[ 3224.920653][ C2] ? __lock_release+0x40f/0x880
[ 3224.920656][ C2] ? __pfx___lock_release+0x10/0x10
[ 3224.920658][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3224.920664][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3224.920667][ C2] ? __pfx___up_read+0x10/0x10
[ 3224.920671][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3224.920674][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3224.920678][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3224.920684][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3224.920687][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3224.920691][ C2] __tcf_action_put+0x3d/0xf0
[ 3224.920696][ C2] tcf_action_destroy+0x43/0x130
[ 3224.920698][ C2] ? hlock_class+0x4e/0x130
[ 3224.920702][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3224.920705][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3224.920715][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3224.920724][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3224.920732][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3224.920741][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3224.920750][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3224.920758][ C2] ? __lock_release+0x40f/0x880
[ 3224.920761][ C2] ? __mutex_lock+0x26e/0xb10
[ 3224.920766][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3224.920775][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3224.920783][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3224.920788][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3224.920792][ C2] tcf_chain_flush+0x1e0/0x320
[ 3224.920796][ C2] __tcf_block_put+0x113/0x270
[ 3224.920800][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3224.920808][ C2] __qdisc_destroy+0xee/0x340
[ 3224.920812][ C2] dev_shutdown+0x129/0x350
[ 3224.920815][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3224.920819][ C2] ? rtnl_is_locked+0x15/0x20
[ 3224.920823][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3224.920826][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3224.920829][ C2] ? mutex_is_locked+0x17/0x50
[ 3224.920832][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3224.920837][ C2] cleanup_net+0x4cf/0xb60
[ 3224.920839][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3224.920842][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3224.920845][ C2] ? lock_acquire+0x1c1/0x220
[ 3224.920848][ C2] ? process_one_work+0x714/0x1310
[ 3224.920852][ C2] process_one_work+0x78c/0x1310
[ 3224.920856][ C2] ? hlock_class+0x4e/0x130
[ 3224.920859][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3224.920864][ C2] ? assign_work+0x16c/0x240
[ 3224.920867][ C2] worker_thread+0x73d/0x1010
[ 3224.920870][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3224.920874][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3224.920877][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3224.920879][ C2] kthread+0x28f/0x360
[ 3224.920882][ C2] ? __pfx_kthread+0x10/0x10
[ 3224.920884][ C2] ret_from_fork+0x31/0x70
[ 3224.920887][ C2] ? __pfx_kthread+0x10/0x10
[ 3224.920889][ C2] ret_from_fork_asm+0x1b/0x30
[ 3224.920896][ C2]
[ 3252.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1159s! [kworker/u8:1:72]
[ 3252.578073][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3252.578456][ C2] irq event stamp: 22488063
[ 3252.578688][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3252.579174][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3252.579659][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3252.580143][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3252.580620][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3252.581097][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3252.581719][ C2] Workqueue: netns cleanup_net
[ 3252.581968][ C2] RIP: 0010:kasan_report+0xd6/0xf0
[ 3252.582234][ C2] Code: 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d 48 83 c4 70 <44> 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 45 31 e4 eb
[ 3252.583221][ C2] RSP: 0018:ffffc9000052f3a8 EFLAGS: 00000282
[ 3252.583532][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab3f0c
[ 3252.583936][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3252.584340][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3252.584745][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 3252.585149][ C2] R13: ffffffff98ab3f0c R14: 0000000000000004 R15: ffff888005a32640
[ 3252.585553][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3252.586005][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3252.586342][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3252.586749][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3252.587152][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3252.587557][ C2] PKRU: 55555554
[ 3252.587741][ C2] Call Trace:
[ 3252.587915][ C2]
[ 3252.588065][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3252.588342][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3252.588589][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3252.588870][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3252.589146][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3252.589440][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3252.589709][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3252.590021][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3252.590288][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3252.590604][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3252.590901][ C2]
[ 3252.591055][ C2]
[ 3252.591208][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3252.591528][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3252.591829][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3252.592129][ C2] ? kasan_report+0xd6/0xf0
[ 3252.592367][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 3252.592656][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3252.592973][ C2] ? __pfx___schedule+0x10/0x10
[ 3252.593229][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3252.593483][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3252.593759][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3252.594049][ C2] ? lock_acquire+0x1c1/0x220
[ 3252.594290][ C2] ? __mutex_lock+0x33e/0xb10
[ 3252.594535][ C2] ? __mutex_lock+0x811/0xb10
[ 3252.594779][ C2] _raw_spin_lock+0x67/0x80
[ 3252.595014][ C2] __mutex_lock+0x33e/0xb10
[ 3252.595251][ C2] ? __lock_release+0x40f/0x880
[ 3252.595503][ C2] ? __pfx___lock_release+0x10/0x10
[ 3252.595770][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3252.596072][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3252.596334][ C2] ? __pfx___up_read+0x10/0x10
[ 3252.596582][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3252.596855][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3252.597129][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3252.597425][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3252.597726][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3252.598016][ C2] __tcf_action_put+0x3d/0xf0
[ 3252.598268][ C2] tcf_action_destroy+0x43/0x130
[ 3252.598523][ C2] ? hlock_class+0x4e/0x130
[ 3252.598760][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3252.599002][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3252.599326][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3252.599607][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3252.599911][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3252.600211][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3252.600502][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3252.600818][ C2] ? __lock_release+0x40f/0x880
[ 3252.601071][ C2] ? __mutex_lock+0x26e/0xb10
[ 3252.601317][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3252.601605][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3252.601918][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3252.602227][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3252.602480][ C2] tcf_chain_flush+0x1e0/0x320
[ 3252.602729][ C2] __tcf_block_put+0x113/0x270
[ 3252.602978][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3252.603288][ C2] __qdisc_destroy+0xee/0x340
[ 3252.603531][ C2] dev_shutdown+0x129/0x350
[ 3252.603767][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3252.604095][ C2] ? rtnl_is_locked+0x15/0x20
[ 3252.604341][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3252.604660][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3252.605006][ C2] ? mutex_is_locked+0x17/0x50
[ 3252.605255][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3252.605560][ C2] cleanup_net+0x4cf/0xb60
[ 3252.605792][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3252.606080][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3252.606338][ C2] ? lock_acquire+0x1c1/0x220
[ 3252.606580][ C2] ? process_one_work+0x714/0x1310
[ 3252.606846][ C2] process_one_work+0x78c/0x1310
[ 3252.607102][ C2] ? hlock_class+0x4e/0x130
[ 3252.607338][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3252.607616][ C2] ? assign_work+0x16c/0x240
[ 3252.607855][ C2] worker_thread+0x73d/0x1010
[ 3252.608096][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3252.608442][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3252.608706][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3252.608968][ C2] kthread+0x28f/0x360
[ 3252.609179][ C2] ? __pfx_kthread+0x10/0x10
[ 3252.609420][ C2] ret_from_fork+0x31/0x70
[ 3252.609648][ C2] ? __pfx_kthread+0x10/0x10
[ 3252.609887][ C2] ret_from_fork_asm+0x1b/0x30
[ 3252.610139][ C2]
[ 3280.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1185s! [kworker/u8:1:72]
[ 3280.578102][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3280.578480][ C2] irq event stamp: 22488063
[ 3280.578713][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3280.579206][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3280.579695][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3280.580179][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3280.580662][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3280.581142][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3280.581766][ C2] Workqueue: netns cleanup_net
[ 3280.582015][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3280.582346][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3280.583340][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 3280.583650][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3280.584058][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3280.584465][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3280.584871][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3280.585276][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3280.585684][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3280.586139][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3280.586477][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3280.586884][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3280.587290][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3280.587696][ C2] PKRU: 55555554
[ 3280.587881][ C2] Call Trace:
[ 3280.588059][ C2]
[ 3280.588212][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3280.588480][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3280.588727][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3280.589010][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3280.589287][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3280.589580][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3280.589849][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3280.590159][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3280.590431][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3280.590745][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3280.591046][ C2]
[ 3280.591197][ C2]
[ 3280.591352][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3280.591673][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3280.591972][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3280.592274][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3280.592592][ C2] ? __pfx___schedule+0x10/0x10
[ 3280.592845][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3280.593098][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3280.593379][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3280.593669][ C2] ? lock_acquire+0x1c1/0x220
[ 3280.593911][ C2] ? __mutex_lock+0x33e/0xb10
[ 3280.594155][ C2] ? __mutex_lock+0x811/0xb10
[ 3280.594397][ C2] _raw_spin_lock+0x67/0x80
[ 3280.594633][ C2] __mutex_lock+0x33e/0xb10
[ 3280.594868][ C2] ? __lock_release+0x40f/0x880
[ 3280.595120][ C2] ? __pfx___lock_release+0x10/0x10
[ 3280.595389][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3280.595690][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3280.595950][ C2] ? __pfx___up_read+0x10/0x10
[ 3280.596199][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3280.596471][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3280.596748][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3280.597047][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3280.597348][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3280.597639][ C2] __tcf_action_put+0x3d/0xf0
[ 3280.597885][ C2] tcf_action_destroy+0x43/0x130
[ 3280.598147][ C2] ? hlock_class+0x4e/0x130
[ 3280.598383][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3280.598627][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3280.598953][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3280.599232][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3280.599539][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3280.599837][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3280.600129][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3280.600446][ C2] ? __lock_release+0x40f/0x880
[ 3280.600700][ C2] ? __mutex_lock+0x26e/0xb10
[ 3280.600944][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3280.601233][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3280.601548][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3280.601858][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3280.602111][ C2] tcf_chain_flush+0x1e0/0x320
[ 3280.602365][ C2] __tcf_block_put+0x113/0x270
[ 3280.602613][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3280.602924][ C2] __qdisc_destroy+0xee/0x340
[ 3280.603169][ C2] dev_shutdown+0x129/0x350
[ 3280.603404][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3280.603732][ C2] ? rtnl_is_locked+0x15/0x20
[ 3280.603978][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3280.604299][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3280.604645][ C2] ? mutex_is_locked+0x17/0x50
[ 3280.604894][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3280.605201][ C2] cleanup_net+0x4cf/0xb60
[ 3280.605434][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3280.605725][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3280.605982][ C2] ? lock_acquire+0x1c1/0x220
[ 3280.606226][ C2] ? process_one_work+0x714/0x1310
[ 3280.606492][ C2] process_one_work+0x78c/0x1310
[ 3280.606750][ C2] ? hlock_class+0x4e/0x130
[ 3280.606984][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3280.607264][ C2] ? assign_work+0x16c/0x240
[ 3280.607505][ C2] worker_thread+0x73d/0x1010
[ 3280.607750][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3280.608093][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3280.608358][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3280.608623][ C2] kthread+0x28f/0x360
[ 3280.608836][ C2] ? __pfx_kthread+0x10/0x10
[ 3280.609075][ C2] ret_from_fork+0x31/0x70
[ 3280.609307][ C2] ? __pfx_kthread+0x10/0x10
[ 3280.609544][ C2] ret_from_fork_asm+0x1b/0x30
[ 3280.609797][ C2]
[ 3285.568191][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 3285.568555][ C2] rcu: 2-....: (1270253 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=318425
[ 3285.569116][ C2] rcu: (t=1274575 jiffies g=1693981 q=5299 ncpus=4)
[ 3285.569463][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3285.569941][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3285.570563][ C2] Workqueue: netns cleanup_net
[ 3285.570810][ C2] RIP: 0010:kasan_report+0xd2/0xf0
[ 3285.571078][ C2] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 3285.572064][ C2] RSP: 0018:ffffc9000052f338 EFLAGS: 00000282
[ 3285.572377][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab3f0c
[ 3285.572785][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3285.573188][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3285.573595][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 3285.573999][ C2] R13: ffffffff98ab3f0c R14: 0000000000000004 R15: ffff888005a32640
[ 3285.574410][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3285.574865][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3285.575202][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3285.575607][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3285.576012][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3285.576419][ C2] PKRU: 55555554
[ 3285.576603][ C2] Call Trace:
[ 3285.576775][ C2]
[ 3285.576927][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 3285.577205][ C2] ? print_cpu_stall+0x263/0x6a0
[ 3285.577462][ C2] ? check_cpu_stall+0x284/0x500
[ 3285.577717][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 3285.578023][ C2] ? rcu_pending+0x92/0x360
[ 3285.578261][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 3285.578536][ C2] ? update_process_times+0xb9/0x110
[ 3285.578811][ C2] ? tick_sched_handle+0x67/0x130
[ 3285.579072][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 3285.579364][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3285.579610][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 3285.579929][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3285.580207][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3285.580501][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3285.580771][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3285.581083][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3285.581351][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3285.581666][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3285.581966][ C2]
[ 3285.582121][ C2]
[ 3285.582274][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3285.582595][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3285.582898][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3285.583198][ C2] ? kasan_report+0xd2/0xf0
[ 3285.583438][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 3285.583728][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3285.584046][ C2] ? __pfx___schedule+0x10/0x10
[ 3285.584301][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3285.584556][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3285.584832][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3285.585124][ C2] ? lock_acquire+0x1c1/0x220
[ 3285.585365][ C2] ? __mutex_lock+0x33e/0xb10
[ 3285.585610][ C2] ? __mutex_lock+0x811/0xb10
[ 3285.585854][ C2] _raw_spin_lock+0x67/0x80
[ 3285.586089][ C2] __mutex_lock+0x33e/0xb10
[ 3285.586325][ C2] ? __lock_release+0x40f/0x880
[ 3285.586578][ C2] ? __pfx___lock_release+0x10/0x10
[ 3285.586845][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3285.587147][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3285.587409][ C2] ? __pfx___up_read+0x10/0x10
[ 3285.587657][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3285.587931][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3285.588211][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3285.588506][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3285.588807][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3285.589100][ C2] __tcf_action_put+0x3d/0xf0
[ 3285.589345][ C2] tcf_action_destroy+0x43/0x130
[ 3285.589601][ C2] ? hlock_class+0x4e/0x130
[ 3285.589839][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3285.590083][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3285.590407][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3285.590688][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3285.590991][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3285.591293][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3285.591583][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3285.591906][ C2] ? __lock_release+0x40f/0x880
[ 3285.592161][ C2] ? __mutex_lock+0x26e/0xb10
[ 3285.592408][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3285.592697][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3285.593013][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3285.593323][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3285.593578][ C2] tcf_chain_flush+0x1e0/0x320
[ 3285.593828][ C2] __tcf_block_put+0x113/0x270
[ 3285.594079][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3285.594394][ C2] __qdisc_destroy+0xee/0x340
[ 3285.594638][ C2] dev_shutdown+0x129/0x350
[ 3285.594876][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3285.595205][ C2] ? rtnl_is_locked+0x15/0x20
[ 3285.595451][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3285.595774][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3285.596122][ C2] ? mutex_is_locked+0x17/0x50
[ 3285.596373][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3285.596681][ C2] cleanup_net+0x4cf/0xb60
[ 3285.596913][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3285.597205][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3285.597461][ C2] ? lock_acquire+0x1c1/0x220
[ 3285.597706][ C2] ? process_one_work+0x714/0x1310
[ 3285.597977][ C2] process_one_work+0x78c/0x1310
[ 3285.598238][ C2] ? hlock_class+0x4e/0x130
[ 3285.598475][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3285.598757][ C2] ? assign_work+0x16c/0x240
[ 3285.598998][ C2] worker_thread+0x73d/0x1010
[ 3285.599242][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3285.599582][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3285.599847][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3285.600116][ C2] kthread+0x28f/0x360
[ 3285.600329][ C2] ? __pfx_kthread+0x10/0x10
[ 3285.600569][ C2] ret_from_fork+0x31/0x70
[ 3285.600798][ C2] ? __pfx_kthread+0x10/0x10
[ 3285.601037][ C2] ret_from_fork_asm+0x1b/0x30
[ 3285.601291][ C2]
[ 3312.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1215s! [kworker/u8:1:72]
[ 3312.578088][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3312.578467][ C2] irq event stamp: 22488063
[ 3312.578700][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3312.579184][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3312.579671][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3312.580153][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3312.580632][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3312.581115][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3312.581735][ C2] Workqueue: netns cleanup_net
[ 3312.581983][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3312.582313][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3312.583297][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 3312.583608][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3312.584013][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3312.584417][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3312.584820][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3312.585226][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3312.585629][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3312.586081][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3312.586419][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3312.586824][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3312.587229][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3312.587633][ C2] PKRU: 55555554
[ 3312.587820][ C2] Call Trace:
[ 3312.587993][ C2]
[ 3312.588144][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3312.588410][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3312.588656][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3312.588940][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3312.589217][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3312.589510][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3312.589780][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3312.590087][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3312.590354][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3312.590668][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3312.590968][ C2]
[ 3312.591119][ C2]
[ 3312.591274][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3312.591592][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3312.591891][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3312.592192][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3312.592510][ C2] ? __pfx___schedule+0x10/0x10
[ 3312.592761][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3312.593013][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3312.593291][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3312.593579][ C2] ? lock_acquire+0x1c1/0x220
[ 3312.593822][ C2] ? __mutex_lock+0x33e/0xb10
[ 3312.594064][ C2] ? __mutex_lock+0x811/0xb10
[ 3312.594307][ C2] _raw_spin_lock+0x67/0x80
[ 3312.594542][ C2] __mutex_lock+0x33e/0xb10
[ 3312.594776][ C2] ? __lock_release+0x40f/0x880
[ 3312.595025][ C2] ? __pfx___lock_release+0x10/0x10
[ 3312.595294][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3312.595596][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3312.595855][ C2] ? __pfx___up_read+0x10/0x10
[ 3312.596102][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3312.596374][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3312.596651][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3312.596949][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3312.597250][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3312.597542][ C2] __tcf_action_put+0x3d/0xf0
[ 3312.597788][ C2] tcf_action_destroy+0x43/0x130
[ 3312.598049][ C2] ? hlock_class+0x4e/0x130
[ 3312.598285][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3312.598529][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3312.598855][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3312.599134][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3312.599441][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3312.599741][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3312.600034][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3312.600351][ C2] ? __lock_release+0x40f/0x880
[ 3312.600605][ C2] ? __mutex_lock+0x26e/0xb10
[ 3312.600850][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3312.601138][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3312.601456][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3312.601767][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3312.602021][ C2] tcf_chain_flush+0x1e0/0x320
[ 3312.602271][ C2] __tcf_block_put+0x113/0x270
[ 3312.602519][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3312.602830][ C2] __qdisc_destroy+0xee/0x340
[ 3312.603076][ C2] dev_shutdown+0x129/0x350
[ 3312.603311][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3312.603639][ C2] ? rtnl_is_locked+0x15/0x20
[ 3312.603884][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3312.604207][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3312.604553][ C2] ? mutex_is_locked+0x17/0x50
[ 3312.604801][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3312.605109][ C2] cleanup_net+0x4cf/0xb60
[ 3312.605340][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3312.605631][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3312.605890][ C2] ? lock_acquire+0x1c1/0x220
[ 3312.606133][ C2] ? process_one_work+0x714/0x1310
[ 3312.606401][ C2] process_one_work+0x78c/0x1310
[ 3312.606658][ C2] ? hlock_class+0x4e/0x130
[ 3312.606895][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3312.607173][ C2] ? assign_work+0x16c/0x240
[ 3312.607414][ C2] worker_thread+0x73d/0x1010
[ 3312.607658][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3312.608003][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3312.608269][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3312.608533][ C2] kthread+0x28f/0x360
[ 3312.608745][ C2] ? __pfx_kthread+0x10/0x10
[ 3312.608984][ C2] ret_from_fork+0x31/0x70
[ 3312.609217][ C2] ? __pfx_kthread+0x10/0x10
[ 3312.609454][ C2] ret_from_fork_asm+0x1b/0x30
[ 3312.609707][ C2]
[ 3323.223222][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 1311994 jiffies s: 48741 root: 0x4/.
[ 3323.224216][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 3323.224728][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 3323.225112][ C2] NMI backtrace for cpu 2
[ 3323.225117][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3323.225122][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3323.225125][ C2] Workqueue: netns cleanup_net
[ 3323.225132][ C2] RIP: 0010:kasan_report+0x19/0xf0
[ 3323.225138][ C2] Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca <65> 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00
[ 3323.225142][ C2] RSP: 0018:ffffc9000052f338 EFLAGS: 00000282
[ 3323.225144][ C2] RAX: 00000000000000fb RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3323.225146][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3323.225148][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3323.225149][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3323.225151][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3323.225152][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3323.225155][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3323.225158][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3323.225160][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3323.225161][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3323.225162][ C2] PKRU: 55555554
[ 3323.225163][ C2] Call Trace:
[ 3323.225167][ C2]
[ 3323.225170][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 3323.225176][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 3323.225180][ C2] ? nmi_handle+0x153/0x420
[ 3323.225185][ C2] ? default_do_nmi+0x41/0x100
[ 3323.225191][ C2] ? exc_nmi+0xf3/0x120
[ 3323.225193][ C2] ? end_repeat_nmi+0xf/0x60
[ 3323.225198][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3323.225203][ C2] ? kasan_report+0x19/0xf0
[ 3323.225206][ C2] ? kasan_report+0x19/0xf0
[ 3323.225209][ C2] ? kasan_report+0x19/0xf0
[ 3323.225212][ C2]
[ 3323.225212][ C2]
[ 3323.225214][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3323.225219][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 3323.225223][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3323.225227][ C2] ? __pfx___schedule+0x10/0x10
[ 3323.225232][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3323.225237][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3323.225240][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3323.225243][ C2] ? lock_acquire+0x1c1/0x220
[ 3323.225246][ C2] ? __mutex_lock+0x33e/0xb10
[ 3323.225250][ C2] ? __mutex_lock+0x811/0xb10
[ 3323.225253][ C2] _raw_spin_lock+0x67/0x80
[ 3323.225256][ C2] __mutex_lock+0x33e/0xb10
[ 3323.225260][ C2] ? __lock_release+0x40f/0x880
[ 3323.225263][ C2] ? __pfx___lock_release+0x10/0x10
[ 3323.225265][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3323.225270][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3323.225274][ C2] ? __pfx___up_read+0x10/0x10
[ 3323.225278][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3323.225281][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3323.225285][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3323.225292][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3323.225295][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3323.225299][ C2] __tcf_action_put+0x3d/0xf0
[ 3323.225304][ C2] tcf_action_destroy+0x43/0x130
[ 3323.225306][ C2] ? hlock_class+0x4e/0x130
[ 3323.225310][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3323.225314][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3323.225324][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3323.225333][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3323.225342][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3323.225351][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3323.225360][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3323.225367][ C2] ? __lock_release+0x40f/0x880
[ 3323.225371][ C2] ? __mutex_lock+0x26e/0xb10
[ 3323.225375][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3323.225384][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3323.225392][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3323.225397][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3323.225402][ C2] tcf_chain_flush+0x1e0/0x320
[ 3323.225405][ C2] __tcf_block_put+0x113/0x270
[ 3323.225410][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3323.225418][ C2] __qdisc_destroy+0xee/0x340
[ 3323.225422][ C2] dev_shutdown+0x129/0x350
[ 3323.225426][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3323.225431][ C2] ? rtnl_is_locked+0x15/0x20
[ 3323.225435][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3323.225437][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3323.225441][ C2] ? mutex_is_locked+0x17/0x50
[ 3323.225443][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3323.225450][ C2] cleanup_net+0x4cf/0xb60
[ 3323.225453][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3323.225456][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3323.225459][ C2] ? lock_acquire+0x1c1/0x220
[ 3323.225461][ C2] ? process_one_work+0x714/0x1310
[ 3323.225466][ C2] process_one_work+0x78c/0x1310
[ 3323.225471][ C2] ? hlock_class+0x4e/0x130
[ 3323.225474][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3323.225479][ C2] ? assign_work+0x16c/0x240
[ 3323.225482][ C2] worker_thread+0x73d/0x1010
[ 3323.225485][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3323.225489][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3323.225492][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3323.225494][ C2] kthread+0x28f/0x360
[ 3323.225497][ C2] ? __pfx_kthread+0x10/0x10
[ 3323.225500][ C2] ret_from_fork+0x31/0x70
[ 3323.225503][ C2] ? __pfx_kthread+0x10/0x10
[ 3323.225505][ C2] ret_from_fork_asm+0x1b/0x30
[ 3323.225514][ C2]
[ 3348.577617][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1248s! [kworker/u8:1:72]
[ 3348.578085][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3348.578461][ C2] irq event stamp: 22488063
[ 3348.578695][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3348.579178][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3348.579663][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3348.580145][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3348.580619][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3348.581100][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3348.581719][ C2] Workqueue: netns cleanup_net
[ 3348.581968][ C2] RIP: 0010:kasan_check_range+0xf4/0x1c0
[ 3348.582260][ C2] Code: ed 48 8d 50 08 eb 09 48 83 c0 01 48 39 c2 74 2c 80 38 00 74 f2 48 89 c2 b8 01 00 00 00 48 85 d2 0f 84 4c ff ff ff 41 83 e2 07 <49> 39 d1 0f 85 34 ff ff ff 45 3a 11 0f 8d 2b ff ff ff 5b b8 01 00
[ 3348.583242][ C2] RSP: 0018:ffffc9000052f3c0 EFLAGS: 00000206
[ 3348.583551][ C2] RAX: 0000000000000001 RBX: ffffed1000c47e82 RCX: ffffffff98ab35b0
[ 3348.583957][ C2] RDX: ffffed1000c47e81 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3348.584359][ C2] RBP: ffffed1000c47e81 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3348.584761][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3348.585163][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3348.585570][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3348.586024][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3348.586361][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3348.586765][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3348.587167][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3348.587571][ C2] PKRU: 55555554
[ 3348.587761][ C2] Call Trace:
[ 3348.587933][ C2]
[ 3348.588090][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3348.588358][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3348.588608][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3348.588891][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3348.589168][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3348.589461][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3348.589732][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3348.590041][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3348.590309][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3348.590624][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3348.590925][ C2]
[ 3348.591076][ C2]
[ 3348.591232][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3348.591552][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3348.591846][ C2] ? kasan_check_range+0xf4/0x1c0
[ 3348.592107][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 3348.592393][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3348.592713][ C2] ? __pfx___schedule+0x10/0x10
[ 3348.592967][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3348.593221][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3348.593497][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3348.593788][ C2] ? lock_acquire+0x1c1/0x220
[ 3348.594030][ C2] ? __mutex_lock+0x33e/0xb10
[ 3348.594275][ C2] ? __mutex_lock+0x811/0xb10
[ 3348.594522][ C2] _raw_spin_lock+0x67/0x80
[ 3348.594758][ C2] __mutex_lock+0x33e/0xb10
[ 3348.594993][ C2] ? __lock_release+0x40f/0x880
[ 3348.595245][ C2] ? __pfx___lock_release+0x10/0x10
[ 3348.595512][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3348.595815][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3348.596076][ C2] ? __pfx___up_read+0x10/0x10
[ 3348.596325][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3348.596598][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3348.596872][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3348.597168][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3348.597468][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3348.597767][ C2] __tcf_action_put+0x3d/0xf0
[ 3348.598011][ C2] tcf_action_destroy+0x43/0x130
[ 3348.598267][ C2] ? hlock_class+0x4e/0x130
[ 3348.598504][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3348.598748][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3348.599076][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3348.599356][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3348.599659][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3348.599961][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3348.600251][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3348.600570][ C2] ? __lock_release+0x40f/0x880
[ 3348.600822][ C2] ? __mutex_lock+0x26e/0xb10
[ 3348.601068][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3348.601355][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3348.601670][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3348.601979][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3348.602231][ C2] tcf_chain_flush+0x1e0/0x320
[ 3348.602481][ C2] __tcf_block_put+0x113/0x270
[ 3348.602731][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3348.603042][ C2] __qdisc_destroy+0xee/0x340
[ 3348.603285][ C2] dev_shutdown+0x129/0x350
[ 3348.603522][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3348.603849][ C2] ? rtnl_is_locked+0x15/0x20
[ 3348.604093][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3348.604415][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3348.604762][ C2] ? mutex_is_locked+0x17/0x50
[ 3348.605010][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3348.605317][ C2] cleanup_net+0x4cf/0xb60
[ 3348.605547][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3348.605837][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3348.606092][ C2] ? lock_acquire+0x1c1/0x220
[ 3348.606334][ C2] ? process_one_work+0x714/0x1310
[ 3348.606600][ C2] process_one_work+0x78c/0x1310
[ 3348.606858][ C2] ? hlock_class+0x4e/0x130
[ 3348.607094][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3348.607373][ C2] ? assign_work+0x16c/0x240
[ 3348.607619][ C2] worker_thread+0x73d/0x1010
[ 3348.607862][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3348.608203][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3348.608468][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3348.608732][ C2] kthread+0x28f/0x360
[ 3348.608943][ C2] ? __pfx_kthread+0x10/0x10
[ 3348.609183][ C2] ret_from_fork+0x31/0x70
[ 3348.609413][ C2] ? __pfx_kthread+0x10/0x10
[ 3348.609652][ C2] ret_from_fork_asm+0x1b/0x30
[ 3348.609905][ C2]
[ 3363.602192][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 3363.602571][ C2] rcu: 2-....: (1348145 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=337927
[ 3363.603135][ C2] rcu: (t=1352609 jiffies g=1693981 q=5299 ncpus=4)
[ 3363.603480][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3363.603960][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3363.604581][ C2] Workqueue: netns cleanup_net
[ 3363.604834][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3363.605166][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3363.606146][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 3363.606460][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3363.606866][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3363.607270][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3363.607685][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3363.608089][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3363.608493][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3363.608944][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3363.609281][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3363.609689][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3363.610093][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3363.610496][ C2] PKRU: 55555554
[ 3363.610681][ C2] Call Trace:
[ 3363.610856][ C2]
[ 3363.611006][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 3363.611283][ C2] ? print_cpu_stall+0x263/0x6a0
[ 3363.611539][ C2] ? check_cpu_stall+0x284/0x500
[ 3363.611796][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 3363.612088][ C2] ? rcu_pending+0x92/0x360
[ 3363.612320][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 3363.612592][ C2] ? update_process_times+0xb9/0x110
[ 3363.612867][ C2] ? tick_sched_handle+0x67/0x130
[ 3363.613128][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 3363.613417][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3363.613664][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 3363.613981][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3363.614256][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3363.614549][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3363.614819][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3363.615127][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3363.615393][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3363.615713][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3363.616015][ C2]
[ 3363.616166][ C2]
[ 3363.616321][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3363.616643][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3363.616944][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3363.617248][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3363.617573][ C2] ? __pfx___schedule+0x10/0x10
[ 3363.617825][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3363.618079][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3363.618359][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3363.618649][ C2] ? lock_acquire+0x1c1/0x220
[ 3363.618893][ C2] ? __mutex_lock+0x33e/0xb10
[ 3363.619137][ C2] ? __mutex_lock+0x811/0xb10
[ 3363.619380][ C2] _raw_spin_lock+0x67/0x80
[ 3363.619617][ C2] __mutex_lock+0x33e/0xb10
[ 3363.619852][ C2] ? __lock_release+0x40f/0x880
[ 3363.620102][ C2] ? __pfx___lock_release+0x10/0x10
[ 3363.620373][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3363.620676][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3363.620935][ C2] ? __pfx___up_read+0x10/0x10
[ 3363.621187][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3363.621462][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3363.621735][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3363.622034][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3363.622334][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3363.622627][ C2] __tcf_action_put+0x3d/0xf0
[ 3363.622873][ C2] tcf_action_destroy+0x43/0x130
[ 3363.623129][ C2] ? hlock_class+0x4e/0x130
[ 3363.623365][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3363.623610][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3363.623935][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3363.624216][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3363.624522][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3363.624822][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3363.625115][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3363.625433][ C2] ? __lock_release+0x40f/0x880
[ 3363.625686][ C2] ? __mutex_lock+0x26e/0xb10
[ 3363.625932][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3363.626220][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3363.626534][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3363.626848][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3363.627102][ C2] tcf_chain_flush+0x1e0/0x320
[ 3363.627351][ C2] __tcf_block_put+0x113/0x270
[ 3363.627607][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3363.627918][ C2] __qdisc_destroy+0xee/0x340
[ 3363.628164][ C2] dev_shutdown+0x129/0x350
[ 3363.628399][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3363.628727][ C2] ? rtnl_is_locked+0x15/0x20
[ 3363.628972][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3363.629296][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3363.629642][ C2] ? mutex_is_locked+0x17/0x50
[ 3363.629891][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3363.630199][ C2] cleanup_net+0x4cf/0xb60
[ 3363.630429][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3363.630721][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3363.630979][ C2] ? lock_acquire+0x1c1/0x220
[ 3363.631226][ C2] ? process_one_work+0x714/0x1310
[ 3363.631494][ C2] process_one_work+0x78c/0x1310
[ 3363.631751][ C2] ? hlock_class+0x4e/0x130
[ 3363.631987][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3363.632266][ C2] ? assign_work+0x16c/0x240
[ 3363.632508][ C2] worker_thread+0x73d/0x1010
[ 3363.632752][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3363.633092][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3363.633360][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3363.633624][ C2] kthread+0x28f/0x360
[ 3363.633836][ C2] ? __pfx_kthread+0x10/0x10
[ 3363.634077][ C2] ret_from_fork+0x31/0x70
[ 3363.634313][ C2] ? __pfx_kthread+0x10/0x10
[ 3363.634550][ C2] ret_from_fork_asm+0x1b/0x30
[ 3363.634804][ C2]
[ 3388.577629][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1285s! [kworker/u8:1:72]
[ 3388.578109][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3388.578490][ C2] irq event stamp: 22488063
[ 3388.578725][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3388.579215][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3388.579703][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3388.580192][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3388.580671][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3388.581154][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3388.581783][ C2] Workqueue: netns cleanup_net
[ 3388.582034][ C2] RIP: 0010:kasan_report+0x19/0xf0
[ 3388.582301][ C2] Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca <65> 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00
[ 3388.583292][ C2] RSP: 0018:ffffc9000052f338 EFLAGS: 00000282
[ 3388.583605][ C2] RAX: 00000000000000fb RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3388.584011][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3388.584417][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3388.584827][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3388.585234][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3388.585643][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3388.586099][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3388.586437][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3388.586850][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3388.587259][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3388.587673][ C2] PKRU: 55555554
[ 3388.587859][ C2] Call Trace:
[ 3388.588034][ C2]
[ 3388.588186][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3388.588455][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3388.588704][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3388.588986][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3388.589269][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3388.589561][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3388.589831][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3388.590144][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3388.590412][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3388.590730][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3388.591032][ C2]
[ 3388.591185][ C2]
[ 3388.591338][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3388.591660][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3388.591963][ C2] ? kasan_report+0x19/0xf0
[ 3388.592203][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 3388.592497][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3388.592819][ C2] ? __pfx___schedule+0x10/0x10
[ 3388.593074][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3388.593328][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3388.593607][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3388.593896][ C2] ? lock_acquire+0x1c1/0x220
[ 3388.594141][ C2] ? __mutex_lock+0x33e/0xb10
[ 3388.594388][ C2] ? __mutex_lock+0x811/0xb10
[ 3388.594629][ C2] _raw_spin_lock+0x67/0x80
[ 3388.594866][ C2] __mutex_lock+0x33e/0xb10
[ 3388.595104][ C2] ? __lock_release+0x40f/0x880
[ 3388.595356][ C2] ? __pfx___lock_release+0x10/0x10
[ 3388.595626][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3388.595929][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3388.596190][ C2] ? __pfx___up_read+0x10/0x10
[ 3388.596441][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3388.596718][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3388.596994][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3388.597297][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3388.597605][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3388.597895][ C2] __tcf_action_put+0x3d/0xf0
[ 3388.598142][ C2] tcf_action_destroy+0x43/0x130
[ 3388.598400][ C2] ? hlock_class+0x4e/0x130
[ 3388.598637][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3388.598880][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3388.599210][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3388.599488][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3388.599800][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3388.600101][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3388.600395][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3388.600714][ C2] ? __lock_release+0x40f/0x880
[ 3388.600968][ C2] ? __mutex_lock+0x26e/0xb10
[ 3388.601212][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3388.601502][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3388.601815][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3388.602127][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3388.602383][ C2] tcf_chain_flush+0x1e0/0x320
[ 3388.602633][ C2] __tcf_block_put+0x113/0x270
[ 3388.602883][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3388.603191][ C2] __qdisc_destroy+0xee/0x340
[ 3388.603438][ C2] dev_shutdown+0x129/0x350
[ 3388.603676][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3388.604005][ C2] ? rtnl_is_locked+0x15/0x20
[ 3388.604251][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3388.604572][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3388.604922][ C2] ? mutex_is_locked+0x17/0x50
[ 3388.605169][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3388.605478][ C2] cleanup_net+0x4cf/0xb60
[ 3388.605711][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3388.606000][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3388.606258][ C2] ? lock_acquire+0x1c1/0x220
[ 3388.606502][ C2] ? process_one_work+0x714/0x1310
[ 3388.606770][ C2] process_one_work+0x78c/0x1310
[ 3388.607028][ C2] ? hlock_class+0x4e/0x130
[ 3388.607265][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3388.607556][ C2] ? assign_work+0x16c/0x240
[ 3388.607802][ C2] worker_thread+0x73d/0x1010
[ 3388.608045][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3388.608387][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3388.608653][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3388.608918][ C2] kthread+0x28f/0x360
[ 3388.609132][ C2] ? __pfx_kthread+0x10/0x10
[ 3388.609372][ C2] ret_from_fork+0x31/0x70
[ 3388.609602][ C2] ? __pfx_kthread+0x10/0x10
[ 3388.609845][ C2] ret_from_fork_asm+0x1b/0x30
[ 3388.610100][ C2]
[ 3416.577615][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1311s! [kworker/u8:1:72]
[ 3416.578087][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3416.578472][ C2] irq event stamp: 22488063
[ 3416.578703][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3416.579188][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3416.579672][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3416.580161][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3416.580641][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3416.581127][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3416.581747][ C2] Workqueue: netns cleanup_net
[ 3416.582002][ C2] RIP: 0010:kasan_report+0x22/0xf0
[ 3416.582266][ C2] Code: 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 <41> 8b 87 e0 17 00 00 85 c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89
[ 3416.583255][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 3416.583566][ C2] RAX: 0000000000000001 RBX: ffffed1000c47e82 RCX: ffffffff98ab35b0
[ 3416.583967][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3416.584369][ C2] RBP: ffffed1000c47e81 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3416.584773][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3416.585175][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: ffff888005a32640
[ 3416.585579][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3416.586030][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3416.586365][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3416.586772][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3416.587174][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3416.587587][ C2] PKRU: 55555554
[ 3416.587771][ C2] Call Trace:
[ 3416.587944][ C2]
[ 3416.588093][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3416.588359][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3416.588605][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3416.588884][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3416.589159][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3416.589451][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3416.589719][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3416.590028][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3416.590294][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3416.590615][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3416.590916][ C2]
[ 3416.591070][ C2]
[ 3416.591221][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3416.591540][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3416.591839][ C2] ? kasan_report+0x22/0xf0
[ 3416.592075][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3416.592390][ C2] kasan_check_range+0x39/0x1c0
[ 3416.592642][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 3416.592925][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3416.593246][ C2] ? __pfx___schedule+0x10/0x10
[ 3416.593498][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3416.593755][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3416.594030][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3416.594315][ C2] ? lock_acquire+0x1c1/0x220
[ 3416.594556][ C2] ? __mutex_lock+0x33e/0xb10
[ 3416.594805][ C2] ? __mutex_lock+0x811/0xb10
[ 3416.595053][ C2] _raw_spin_lock+0x67/0x80
[ 3416.595287][ C2] __mutex_lock+0x33e/0xb10
[ 3416.595522][ C2] ? __lock_release+0x40f/0x880
[ 3416.595773][ C2] ? __pfx___lock_release+0x10/0x10
[ 3416.596048][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3416.596353][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3416.596617][ C2] ? __pfx___up_read+0x10/0x10
[ 3416.596865][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3416.597142][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3416.597426][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3416.597720][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3416.598020][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3416.598310][ C2] __tcf_action_put+0x3d/0xf0
[ 3416.598554][ C2] tcf_action_destroy+0x43/0x130
[ 3416.598817][ C2] ? hlock_class+0x4e/0x130
[ 3416.599051][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3416.599297][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3416.599621][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3416.599897][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3416.600209][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3416.600514][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3416.600810][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3416.601129][ C2] ? __lock_release+0x40f/0x880
[ 3416.601384][ C2] ? __mutex_lock+0x26e/0xb10
[ 3416.601626][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3416.601914][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3416.602232][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3416.602543][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3416.602798][ C2] tcf_chain_flush+0x1e0/0x320
[ 3416.603046][ C2] __tcf_block_put+0x113/0x270
[ 3416.603295][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3416.603601][ C2] __qdisc_destroy+0xee/0x340
[ 3416.603844][ C2] dev_shutdown+0x129/0x350
[ 3416.604080][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3416.604411][ C2] ? rtnl_is_locked+0x15/0x20
[ 3416.604659][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3416.604978][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3416.605326][ C2] ? mutex_is_locked+0x17/0x50
[ 3416.605570][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3416.605874][ C2] cleanup_net+0x4cf/0xb60
[ 3416.606112][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3416.606408][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3416.606664][ C2] ? lock_acquire+0x1c1/0x220
[ 3416.606905][ C2] ? process_one_work+0x714/0x1310
[ 3416.607171][ C2] process_one_work+0x78c/0x1310
[ 3416.607436][ C2] ? hlock_class+0x4e/0x130
[ 3416.607669][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3416.607948][ C2] ? assign_work+0x16c/0x240
[ 3416.608185][ C2] worker_thread+0x73d/0x1010
[ 3416.608429][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3416.608766][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3416.609028][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3416.609292][ C2] kthread+0x28f/0x360
[ 3416.609504][ C2] ? __pfx_kthread+0x10/0x10
[ 3416.609740][ C2] ret_from_fork+0x31/0x70
[ 3416.609972][ C2] ? __pfx_kthread+0x10/0x10
[ 3416.610210][ C2] ret_from_fork_asm+0x1b/0x30
[ 3416.610461][ C2]
[ 3421.527225][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 1410298 jiffies s: 48741 root: 0x4/.
[ 3421.527886][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 3421.528295][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 3421.528595][ C2] NMI backtrace for cpu 2
[ 3421.528601][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3421.528605][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3421.528608][ C2] Workqueue: netns cleanup_net
[ 3421.528616][ C2] RIP: 0010:kasan_report+0xd2/0xf0
[ 3421.528622][ C2] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 3421.528625][ C2] RSP: 0018:ffffc9000052f338 EFLAGS: 00000282
[ 3421.528628][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab3f0c
[ 3421.528629][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3421.528631][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3421.528633][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 3421.528634][ C2] R13: ffffffff98ab3f0c R14: 0000000000000004 R15: ffff888005a32640
[ 3421.528636][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3421.528638][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3421.528642][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3421.528643][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3421.528645][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3421.528646][ C2] PKRU: 55555554
[ 3421.528647][ C2] Call Trace:
[ 3421.528650][ C2]
[ 3421.528654][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 3421.528659][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 3421.528664][ C2] ? nmi_handle+0x153/0x420
[ 3421.528669][ C2] ? default_do_nmi+0x41/0x100
[ 3421.528673][ C2] ? exc_nmi+0xf3/0x120
[ 3421.528675][ C2] ? end_repeat_nmi+0xf/0x60
[ 3421.528679][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3421.528684][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3421.528688][ C2] ? kasan_report+0xd2/0xf0
[ 3421.528690][ C2] ? kasan_report+0xd2/0xf0
[ 3421.528694][ C2] ? kasan_report+0xd2/0xf0
[ 3421.528697][ C2]
[ 3421.528698][ C2]
[ 3421.528702][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 3421.528706][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3421.528710][ C2] ? __pfx___schedule+0x10/0x10
[ 3421.528715][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3421.528720][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3421.528723][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3421.528726][ C2] ? lock_acquire+0x1c1/0x220
[ 3421.528729][ C2] ? __mutex_lock+0x33e/0xb10
[ 3421.528733][ C2] ? __mutex_lock+0x811/0xb10
[ 3421.528736][ C2] _raw_spin_lock+0x67/0x80
[ 3421.528739][ C2] __mutex_lock+0x33e/0xb10
[ 3421.528742][ C2] ? __lock_release+0x40f/0x880
[ 3421.528745][ C2] ? __pfx___lock_release+0x10/0x10
[ 3421.528748][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3421.528753][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3421.528757][ C2] ? __pfx___up_read+0x10/0x10
[ 3421.528761][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3421.528764][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3421.528768][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3421.528775][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3421.528778][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3421.528782][ C2] __tcf_action_put+0x3d/0xf0
[ 3421.528787][ C2] tcf_action_destroy+0x43/0x130
[ 3421.528789][ C2] ? hlock_class+0x4e/0x130
[ 3421.528793][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3421.528796][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3421.528808][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3421.528817][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3421.528825][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3421.528834][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3421.528844][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3421.528851][ C2] ? __lock_release+0x40f/0x880
[ 3421.528855][ C2] ? __mutex_lock+0x26e/0xb10
[ 3421.528859][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3421.528868][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3421.528876][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3421.528881][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3421.528885][ C2] tcf_chain_flush+0x1e0/0x320
[ 3421.528889][ C2] __tcf_block_put+0x113/0x270
[ 3421.528894][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3421.528902][ C2] __qdisc_destroy+0xee/0x340
[ 3421.528906][ C2] dev_shutdown+0x129/0x350
[ 3421.528909][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3421.528913][ C2] ? rtnl_is_locked+0x15/0x20
[ 3421.528917][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3421.528920][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3421.528923][ C2] ? mutex_is_locked+0x17/0x50
[ 3421.528926][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3421.528932][ C2] cleanup_net+0x4cf/0xb60
[ 3421.528935][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3421.528937][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3421.528940][ C2] ? lock_acquire+0x1c1/0x220
[ 3421.528943][ C2] ? process_one_work+0x714/0x1310
[ 3421.528947][ C2] process_one_work+0x78c/0x1310
[ 3421.528952][ C2] ? hlock_class+0x4e/0x130
[ 3421.528955][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3421.528960][ C2] ? assign_work+0x16c/0x240
[ 3421.528963][ C2] worker_thread+0x73d/0x1010
[ 3421.528966][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3421.528970][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3421.528973][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3421.528976][ C2] kthread+0x28f/0x360
[ 3421.528979][ C2] ? __pfx_kthread+0x10/0x10
[ 3421.528981][ C2] ret_from_fork+0x31/0x70
[ 3421.528984][ C2] ? __pfx_kthread+0x10/0x10
[ 3421.528986][ C2] ret_from_fork_asm+0x1b/0x30
[ 3421.528994][ C2]
[ 3441.634191][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 3441.634580][ C2] rcu: 2-....: (1426055 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=357428
[ 3441.635141][ C2] rcu: (t=1430641 jiffies g=1693981 q=5299 ncpus=4)
[ 3441.635487][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3441.635964][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3441.636584][ C2] Workqueue: netns cleanup_net
[ 3441.636842][ C2] RIP: 0010:kasan_report+0xd2/0xf0
[ 3441.637110][ C2] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 3441.638100][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 3441.638417][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab35b0
[ 3441.638821][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3441.639224][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3441.639629][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 3441.640035][ C2] R13: ffffffff98ab35b0 R14: 0000000000000004 R15: ffff888005a32640
[ 3441.640444][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3441.640896][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3441.641233][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3441.641639][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3441.642044][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3441.642448][ C2] PKRU: 55555554
[ 3441.642633][ C2] Call Trace:
[ 3441.642808][ C2]
[ 3441.642964][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 3441.643244][ C2] ? print_cpu_stall+0x263/0x6a0
[ 3441.643500][ C2] ? check_cpu_stall+0x284/0x500
[ 3441.643754][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 3441.644047][ C2] ? rcu_pending+0x92/0x360
[ 3441.644282][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 3441.644556][ C2] ? update_process_times+0xb9/0x110
[ 3441.644829][ C2] ? tick_sched_handle+0x67/0x130
[ 3441.645088][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 3441.645378][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3441.645624][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 3441.645942][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3441.646217][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3441.646510][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3441.646780][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3441.647091][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3441.647363][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3441.647676][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3441.647977][ C2]
[ 3441.648128][ C2]
[ 3441.648282][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3441.648601][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3441.648896][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3441.649192][ C2] ? kasan_report+0xd2/0xf0
[ 3441.649428][ C2] kasan_check_range+0x39/0x1c0
[ 3441.649682][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 3441.649969][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3441.650298][ C2] ? __pfx___schedule+0x10/0x10
[ 3441.650554][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3441.650810][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3441.651088][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3441.651381][ C2] ? lock_acquire+0x1c1/0x220
[ 3441.651626][ C2] ? __mutex_lock+0x33e/0xb10
[ 3441.651870][ C2] ? __mutex_lock+0x811/0xb10
[ 3441.652115][ C2] _raw_spin_lock+0x67/0x80
[ 3441.652351][ C2] __mutex_lock+0x33e/0xb10
[ 3441.652584][ C2] ? __lock_release+0x40f/0x880
[ 3441.652837][ C2] ? __pfx___lock_release+0x10/0x10
[ 3441.653106][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3441.653410][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3441.653671][ C2] ? __pfx___up_read+0x10/0x10
[ 3441.653920][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3441.654193][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3441.654469][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3441.654767][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3441.655068][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3441.655361][ C2] __tcf_action_put+0x3d/0xf0
[ 3441.655606][ C2] tcf_action_destroy+0x43/0x130
[ 3441.655862][ C2] ? hlock_class+0x4e/0x130
[ 3441.656099][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3441.656345][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3441.656671][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3441.656950][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3441.657265][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3441.657566][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3441.657857][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3441.658176][ C2] ? __lock_release+0x40f/0x880
[ 3441.658430][ C2] ? __mutex_lock+0x26e/0xb10
[ 3441.658676][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3441.658965][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3441.659281][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3441.659592][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3441.659845][ C2] tcf_chain_flush+0x1e0/0x320
[ 3441.660094][ C2] __tcf_block_put+0x113/0x270
[ 3441.660344][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3441.660656][ C2] __qdisc_destroy+0xee/0x340
[ 3441.660901][ C2] dev_shutdown+0x129/0x350
[ 3441.661138][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3441.661467][ C2] ? rtnl_is_locked+0x15/0x20
[ 3441.661712][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3441.662034][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3441.662382][ C2] ? mutex_is_locked+0x17/0x50
[ 3441.662631][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3441.662939][ C2] cleanup_net+0x4cf/0xb60
[ 3441.663169][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3441.663462][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3441.663718][ C2] ? lock_acquire+0x1c1/0x220
[ 3441.663961][ C2] ? process_one_work+0x714/0x1310
[ 3441.664229][ C2] process_one_work+0x78c/0x1310
[ 3441.664486][ C2] ? hlock_class+0x4e/0x130
[ 3441.664723][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3441.665002][ C2] ? assign_work+0x16c/0x240
[ 3441.665243][ C2] worker_thread+0x73d/0x1010
[ 3441.665488][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3441.665828][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3441.666097][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3441.666362][ C2] kthread+0x28f/0x360
[ 3441.666574][ C2] ? __pfx_kthread+0x10/0x10
[ 3441.666814][ C2] ret_from_fork+0x31/0x70
[ 3441.667045][ C2] ? __pfx_kthread+0x10/0x10
[ 3441.667289][ C2] ret_from_fork_asm+0x1b/0x30
[ 3441.667544][ C2]
[ 3468.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1360s! [kworker/u8:1:72]
[ 3468.578072][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3468.578446][ C2] irq event stamp: 22488063
[ 3468.578679][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3468.579163][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3468.579647][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3468.580131][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3468.580608][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3468.581087][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3468.581707][ C2] Workqueue: netns cleanup_net
[ 3468.581957][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3468.582286][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3468.583269][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 3468.583581][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3468.583984][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3468.584385][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3468.584791][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3468.585195][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3468.585599][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3468.586051][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3468.586388][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3468.586794][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3468.587203][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3468.587607][ C2] PKRU: 55555554
[ 3468.587792][ C2] Call Trace:
[ 3468.587966][ C2]
[ 3468.588115][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3468.588380][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3468.588628][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3468.588907][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3468.589184][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3468.589476][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3468.589744][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3468.590055][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3468.590320][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3468.590634][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3468.590932][ C2]
[ 3468.591085][ C2]
[ 3468.591237][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3468.591556][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3468.591855][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3468.592164][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3468.592481][ C2] ? __pfx___schedule+0x10/0x10
[ 3468.592735][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3468.592990][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3468.593266][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3468.593556][ C2] ? lock_acquire+0x1c1/0x220
[ 3468.593797][ C2] ? __mutex_lock+0x33e/0xb10
[ 3468.594043][ C2] ? __mutex_lock+0x811/0xb10
[ 3468.594288][ C2] _raw_spin_lock+0x67/0x80
[ 3468.594521][ C2] __mutex_lock+0x33e/0xb10
[ 3468.594757][ C2] ? __lock_release+0x40f/0x880
[ 3468.595009][ C2] ? __pfx___lock_release+0x10/0x10
[ 3468.595277][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3468.595580][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3468.595840][ C2] ? __pfx___up_read+0x10/0x10
[ 3468.596089][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3468.596364][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3468.596650][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3468.596945][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3468.597253][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3468.597544][ C2] __tcf_action_put+0x3d/0xf0
[ 3468.597794][ C2] tcf_action_destroy+0x43/0x130
[ 3468.598052][ C2] ? hlock_class+0x4e/0x130
[ 3468.598290][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3468.598533][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3468.598858][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3468.599139][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3468.599445][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3468.599748][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3468.600044][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3468.600363][ C2] ? __lock_release+0x40f/0x880
[ 3468.600618][ C2] ? __mutex_lock+0x26e/0xb10
[ 3468.600863][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3468.601152][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3468.601469][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3468.601780][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3468.602034][ C2] tcf_chain_flush+0x1e0/0x320
[ 3468.602286][ C2] __tcf_block_put+0x113/0x270
[ 3468.602536][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3468.602846][ C2] __qdisc_destroy+0xee/0x340
[ 3468.603090][ C2] dev_shutdown+0x129/0x350
[ 3468.603329][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3468.603657][ C2] ? rtnl_is_locked+0x15/0x20
[ 3468.603903][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3468.604226][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3468.604574][ C2] ? mutex_is_locked+0x17/0x50
[ 3468.604822][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3468.605128][ C2] cleanup_net+0x4cf/0xb60
[ 3468.605362][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3468.605651][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3468.605909][ C2] ? lock_acquire+0x1c1/0x220
[ 3468.606153][ C2] ? process_one_work+0x714/0x1310
[ 3468.606419][ C2] process_one_work+0x78c/0x1310
[ 3468.606679][ C2] ? hlock_class+0x4e/0x130
[ 3468.606918][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3468.607204][ C2] ? assign_work+0x16c/0x240
[ 3468.607447][ C2] worker_thread+0x73d/0x1010
[ 3468.607691][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3468.608033][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3468.608304][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3468.608570][ C2] kthread+0x28f/0x360
[ 3468.608787][ C2] ? __pfx_kthread+0x10/0x10
[ 3468.609028][ C2] ret_from_fork+0x31/0x70
[ 3468.609260][ C2] ? __pfx_kthread+0x10/0x10
[ 3468.609501][ C2] ret_from_fork_asm+0x1b/0x30
[ 3468.609756][ C2]
[ 3496.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1386s! [kworker/u8:1:72]
[ 3496.578074][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3496.578442][ C2] irq event stamp: 22488063
[ 3496.578675][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3496.579155][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3496.579639][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3496.580117][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3496.580592][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3496.581067][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3496.581683][ C2] Workqueue: netns cleanup_net
[ 3496.581930][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3496.582257][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3496.583235][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 3496.583542][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3496.583946][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3496.584357][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3496.584761][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3496.585163][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3496.585567][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3496.586018][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3496.586354][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3496.586758][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3496.587169][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3496.587574][ C2] PKRU: 55555554
[ 3496.587756][ C2] Call Trace:
[ 3496.587928][ C2]
[ 3496.588080][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3496.588347][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3496.588595][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3496.588879][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3496.589155][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3496.589448][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3496.589719][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3496.590027][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3496.590295][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3496.590608][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3496.590913][ C2]
[ 3496.591064][ C2]
[ 3496.591220][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3496.591540][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3496.591841][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3496.592142][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3496.592462][ C2] ? __pfx___schedule+0x10/0x10
[ 3496.592715][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3496.592966][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3496.593246][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3496.593535][ C2] ? lock_acquire+0x1c1/0x220
[ 3496.593779][ C2] ? __mutex_lock+0x33e/0xb10
[ 3496.594023][ C2] ? __mutex_lock+0x811/0xb10
[ 3496.594264][ C2] _raw_spin_lock+0x67/0x80
[ 3496.594500][ C2] __mutex_lock+0x33e/0xb10
[ 3496.594736][ C2] ? __lock_release+0x40f/0x880
[ 3496.594989][ C2] ? __pfx___lock_release+0x10/0x10
[ 3496.595258][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3496.595558][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3496.595818][ C2] ? __pfx___up_read+0x10/0x10
[ 3496.596067][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3496.596339][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3496.596613][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3496.596916][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3496.597217][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3496.597509][ C2] __tcf_action_put+0x3d/0xf0
[ 3496.597754][ C2] tcf_action_destroy+0x43/0x130
[ 3496.598009][ C2] ? hlock_class+0x4e/0x130
[ 3496.598243][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3496.598487][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3496.598812][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3496.599090][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3496.599396][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3496.599694][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3496.599989][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3496.600303][ C2] ? __lock_release+0x40f/0x880
[ 3496.600555][ C2] ? __mutex_lock+0x26e/0xb10
[ 3496.600801][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3496.601087][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3496.601400][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3496.601710][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3496.601963][ C2] tcf_chain_flush+0x1e0/0x320
[ 3496.602211][ C2] __tcf_block_put+0x113/0x270
[ 3496.602459][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3496.602771][ C2] __qdisc_destroy+0xee/0x340
[ 3496.603016][ C2] dev_shutdown+0x129/0x350
[ 3496.603249][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3496.603576][ C2] ? rtnl_is_locked+0x15/0x20
[ 3496.603822][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3496.604143][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3496.604489][ C2] ? mutex_is_locked+0x17/0x50
[ 3496.604738][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3496.605044][ C2] cleanup_net+0x4cf/0xb60
[ 3496.605276][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3496.605566][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3496.605823][ C2] ? lock_acquire+0x1c1/0x220
[ 3496.606065][ C2] ? process_one_work+0x714/0x1310
[ 3496.606333][ C2] process_one_work+0x78c/0x1310
[ 3496.606591][ C2] ? hlock_class+0x4e/0x130
[ 3496.606826][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3496.607107][ C2] ? assign_work+0x16c/0x240
[ 3496.607348][ C2] worker_thread+0x73d/0x1010
[ 3496.607591][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3496.607929][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3496.608193][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3496.608456][ C2] kthread+0x28f/0x360
[ 3496.608668][ C2] ? __pfx_kthread+0x10/0x10
[ 3496.608907][ C2] ret_from_fork+0x31/0x70
[ 3496.609141][ C2] ? __pfx_kthread+0x10/0x10
[ 3496.609377][ C2] ret_from_fork_asm+0x1b/0x30
[ 3496.609631][ C2]
[ 3519.668192][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 3519.668565][ C2] rcu: 2-....: (1503995 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=376929
[ 3519.669126][ C2] rcu: (t=1508675 jiffies g=1693981 q=5299 ncpus=4)
[ 3519.669467][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3519.669945][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3519.670571][ C2] Workqueue: netns cleanup_net
[ 3519.670824][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3519.671155][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3519.672134][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 3519.672446][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3519.672848][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3519.673250][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3519.673654][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3519.674057][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3519.674460][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3519.674910][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3519.675246][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3519.675653][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3519.676057][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3519.676459][ C2] PKRU: 55555554
[ 3519.676642][ C2] Call Trace:
[ 3519.676821][ C2]
[ 3519.676973][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 3519.677249][ C2] ? print_cpu_stall+0x263/0x6a0
[ 3519.677504][ C2] ? check_cpu_stall+0x284/0x500
[ 3519.677758][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 3519.678048][ C2] ? rcu_pending+0x92/0x360
[ 3519.678281][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 3519.678553][ C2] ? update_process_times+0xb9/0x110
[ 3519.678826][ C2] ? tick_sched_handle+0x67/0x130
[ 3519.679085][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 3519.679373][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3519.679619][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 3519.679935][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3519.680210][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3519.680501][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3519.680771][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3519.681080][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3519.681345][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3519.681658][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3519.681959][ C2]
[ 3519.682109][ C2]
[ 3519.682261][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3519.682578][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3519.682880][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3519.683180][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3519.683498][ C2] ? __pfx___schedule+0x10/0x10
[ 3519.683754][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3519.684008][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3519.684284][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3519.684573][ C2] ? lock_acquire+0x1c1/0x220
[ 3519.684815][ C2] ? __mutex_lock+0x33e/0xb10
[ 3519.685058][ C2] ? __mutex_lock+0x811/0xb10
[ 3519.685301][ C2] _raw_spin_lock+0x67/0x80
[ 3519.685536][ C2] __mutex_lock+0x33e/0xb10
[ 3519.685770][ C2] ? __lock_release+0x40f/0x880
[ 3519.686020][ C2] ? __pfx___lock_release+0x10/0x10
[ 3519.686289][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3519.686589][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3519.686855][ C2] ? __pfx___up_read+0x10/0x10
[ 3519.687104][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3519.687376][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3519.687650][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3519.687949][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3519.688246][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3519.688538][ C2] __tcf_action_put+0x3d/0xf0
[ 3519.688782][ C2] tcf_action_destroy+0x43/0x130
[ 3519.689037][ C2] ? hlock_class+0x4e/0x130
[ 3519.689272][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3519.689516][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3519.689839][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3519.690116][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3519.690423][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3519.690721][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3519.691012][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3519.691328][ C2] ? __lock_release+0x40f/0x880
[ 3519.691580][ C2] ? __mutex_lock+0x26e/0xb10
[ 3519.691826][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3519.692111][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3519.692425][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3519.692737][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3519.692989][ C2] tcf_chain_flush+0x1e0/0x320
[ 3519.693235][ C2] __tcf_block_put+0x113/0x270
[ 3519.693485][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3519.693795][ C2] __qdisc_destroy+0xee/0x340
[ 3519.694038][ C2] dev_shutdown+0x129/0x350
[ 3519.694273][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3519.694600][ C2] ? rtnl_is_locked+0x15/0x20
[ 3519.694844][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3519.695164][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3519.695511][ C2] ? mutex_is_locked+0x17/0x50
[ 3519.695757][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3519.696063][ C2] cleanup_net+0x4cf/0xb60
[ 3519.696292][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3519.696583][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3519.696846][ C2] ? lock_acquire+0x1c1/0x220
[ 3519.697087][ C2] ? process_one_work+0x714/0x1310
[ 3519.697354][ C2] process_one_work+0x78c/0x1310
[ 3519.697609][ C2] ? hlock_class+0x4e/0x130
[ 3519.697843][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3519.698121][ C2] ? assign_work+0x16c/0x240
[ 3519.698361][ C2] worker_thread+0x73d/0x1010
[ 3519.698604][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3519.698943][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3519.699208][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3519.699471][ C2] kthread+0x28f/0x360
[ 3519.699681][ C2] ? __pfx_kthread+0x10/0x10
[ 3519.699919][ C2] ret_from_fork+0x31/0x70
[ 3519.700150][ C2] ? __pfx_kthread+0x10/0x10
[ 3519.700387][ C2] ret_from_fork_asm+0x1b/0x30
[ 3519.700640][ C2]
[ 3519.831205][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 1508602 jiffies s: 48741 root: 0x4/.
[ 3519.831845][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 3519.832229][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 3519.832506][ C2] NMI backtrace for cpu 2
[ 3519.832515][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3519.832518][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3519.832520][ C2] Workqueue: netns cleanup_net
[ 3519.832524][ C2] RIP: 0010:report_enabled+0x19/0x30
[ 3519.832529][ C2] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 83 e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 <0f> 93 c0 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
[ 3519.832531][ C2] RSP: 0018:ffffc9000052f330 EFLAGS: 00000247
[ 3519.832534][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab3f0c
[ 3519.832535][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3519.832537][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3519.832539][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3519.832540][ C2] R13: ffffffff98ab3f0c R14: 0000000000000004 R15: ffff888005a32640
[ 3519.832542][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3519.832544][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3519.832547][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3519.832549][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3519.832550][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3519.832552][ C2] PKRU: 55555554
[ 3519.832553][ C2] Call Trace:
[ 3519.832555][ C2]
[ 3519.832557][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 3519.832562][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 3519.832565][ C2] ? nmi_handle+0x153/0x420
[ 3519.832570][ C2] ? default_do_nmi+0x41/0x100
[ 3519.832574][ C2] ? exc_nmi+0xf3/0x120
[ 3519.832577][ C2] ? end_repeat_nmi+0xf/0x60
[ 3519.832580][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3519.832584][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3519.832588][ C2] ? report_enabled+0x19/0x30
[ 3519.832591][ C2] ? report_enabled+0x19/0x30
[ 3519.832594][ C2] ? report_enabled+0x19/0x30
[ 3519.832597][ C2]
[ 3519.832598][ C2]
[ 3519.832599][ C2] kasan_report+0x41/0xf0
[ 3519.832604][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 3519.832608][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3519.832612][ C2] ? __pfx___schedule+0x10/0x10
[ 3519.832616][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3519.832620][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3519.832622][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3519.832626][ C2] ? lock_acquire+0x1c1/0x220
[ 3519.832628][ C2] ? __mutex_lock+0x33e/0xb10
[ 3519.832632][ C2] ? __mutex_lock+0x811/0xb10
[ 3519.832634][ C2] _raw_spin_lock+0x67/0x80
[ 3519.832637][ C2] __mutex_lock+0x33e/0xb10
[ 3519.832640][ C2] ? __lock_release+0x40f/0x880
[ 3519.832643][ C2] ? __pfx___lock_release+0x10/0x10
[ 3519.832645][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3519.832650][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3519.832653][ C2] ? __pfx___up_read+0x10/0x10
[ 3519.832656][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3519.832659][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3519.832662][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3519.832667][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3519.832670][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3519.832674][ C2] __tcf_action_put+0x3d/0xf0
[ 3519.832678][ C2] tcf_action_destroy+0x43/0x130
[ 3519.832680][ C2] ? hlock_class+0x4e/0x130
[ 3519.832684][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3519.832687][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3519.832696][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3519.832705][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3519.832713][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3519.832722][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3519.832731][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3519.832738][ C2] ? __lock_release+0x40f/0x880
[ 3519.832742][ C2] ? __mutex_lock+0x26e/0xb10
[ 3519.832746][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3519.832755][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3519.832763][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3519.832767][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3519.832771][ C2] tcf_chain_flush+0x1e0/0x320
[ 3519.832775][ C2] __tcf_block_put+0x113/0x270
[ 3519.832779][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3519.832787][ C2] __qdisc_destroy+0xee/0x340
[ 3519.832790][ C2] dev_shutdown+0x129/0x350
[ 3519.832793][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3519.832796][ C2] ? rtnl_is_locked+0x15/0x20
[ 3519.832800][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3519.832802][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3519.832806][ C2] ? mutex_is_locked+0x17/0x50
[ 3519.832808][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3519.832812][ C2] cleanup_net+0x4cf/0xb60
[ 3519.832815][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3519.832817][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3519.832820][ C2] ? lock_acquire+0x1c1/0x220
[ 3519.832822][ C2] ? process_one_work+0x714/0x1310
[ 3519.832826][ C2] process_one_work+0x78c/0x1310
[ 3519.832830][ C2] ? hlock_class+0x4e/0x130
[ 3519.832833][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3519.832837][ C2] ? assign_work+0x16c/0x240
[ 3519.832840][ C2] worker_thread+0x73d/0x1010
[ 3519.832843][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3519.832847][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3519.832850][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3519.832852][ C2] kthread+0x28f/0x360
[ 3519.832854][ C2] ? __pfx_kthread+0x10/0x10
[ 3519.832857][ C2] ret_from_fork+0x31/0x70
[ 3519.832859][ C2] ? __pfx_kthread+0x10/0x10
[ 3519.832861][ C2] ret_from_fork_asm+0x1b/0x30
[ 3519.832866][ C2]
[ 3544.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1431s! [kworker/u8:1:72]
[ 3544.578081][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3544.578457][ C2] irq event stamp: 22488063
[ 3544.578688][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3544.579173][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3544.579655][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3544.580143][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3544.580620][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3544.581097][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3544.581718][ C2] Workqueue: netns cleanup_net
[ 3544.581967][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3544.582296][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3544.583274][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 3544.583585][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3544.583989][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3544.584391][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3544.584791][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3544.585197][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3544.585599][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3544.586050][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3544.586386][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3544.586797][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3544.587202][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3544.587607][ C2] PKRU: 55555554
[ 3544.587791][ C2] Call Trace:
[ 3544.587963][ C2]
[ 3544.588113][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3544.588379][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3544.588626][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3544.588906][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3544.589187][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3544.589480][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3544.589749][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3544.590060][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3544.590326][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3544.590639][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3544.590938][ C2]
[ 3544.591091][ C2]
[ 3544.591244][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3544.591566][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3544.591865][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3544.592167][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3544.592485][ C2] ? __pfx___schedule+0x10/0x10
[ 3544.592741][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3544.592997][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3544.593273][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3544.593561][ C2] ? lock_acquire+0x1c1/0x220
[ 3544.593805][ C2] ? __mutex_lock+0x33e/0xb10
[ 3544.594050][ C2] ? __mutex_lock+0x811/0xb10
[ 3544.594295][ C2] _raw_spin_lock+0x67/0x80
[ 3544.594530][ C2] __mutex_lock+0x33e/0xb10
[ 3544.594767][ C2] ? __lock_release+0x40f/0x880
[ 3544.595021][ C2] ? __pfx___lock_release+0x10/0x10
[ 3544.595290][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3544.595592][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3544.595853][ C2] ? __pfx___up_read+0x10/0x10
[ 3544.596100][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3544.596374][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3544.596656][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3544.596953][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3544.597255][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3544.597545][ C2] __tcf_action_put+0x3d/0xf0
[ 3544.597791][ C2] tcf_action_destroy+0x43/0x130
[ 3544.598048][ C2] ? hlock_class+0x4e/0x130
[ 3544.598284][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3544.598527][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3544.598854][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3544.599133][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3544.599440][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3544.599740][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3544.600036][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3544.600355][ C2] ? __lock_release+0x40f/0x880
[ 3544.600607][ C2] ? __mutex_lock+0x26e/0xb10
[ 3544.600851][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3544.601140][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3544.601455][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3544.601766][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3544.602020][ C2] tcf_chain_flush+0x1e0/0x320
[ 3544.602270][ C2] __tcf_block_put+0x113/0x270
[ 3544.602521][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3544.602829][ C2] __qdisc_destroy+0xee/0x340
[ 3544.603074][ C2] dev_shutdown+0x129/0x350
[ 3544.603312][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3544.603640][ C2] ? rtnl_is_locked+0x15/0x20
[ 3544.603883][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3544.604204][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3544.604553][ C2] ? mutex_is_locked+0x17/0x50
[ 3544.604798][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3544.605106][ C2] cleanup_net+0x4cf/0xb60
[ 3544.605338][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3544.605627][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3544.605884][ C2] ? lock_acquire+0x1c1/0x220
[ 3544.606128][ C2] ? process_one_work+0x714/0x1310
[ 3544.606394][ C2] process_one_work+0x78c/0x1310
[ 3544.606658][ C2] ? hlock_class+0x4e/0x130
[ 3544.606893][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3544.607173][ C2] ? assign_work+0x16c/0x240
[ 3544.607411][ C2] worker_thread+0x73d/0x1010
[ 3544.607655][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3544.607994][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3544.608258][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3544.608522][ C2] kthread+0x28f/0x360
[ 3544.608735][ C2] ? __pfx_kthread+0x10/0x10
[ 3544.608972][ C2] ret_from_fork+0x31/0x70
[ 3544.609205][ C2] ? __pfx_kthread+0x10/0x10
[ 3544.609444][ C2] ret_from_fork_asm+0x1b/0x30
[ 3544.609697][ C2]
[ 3572.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1457s! [kworker/u8:1:72]
[ 3572.578071][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3572.578442][ C2] irq event stamp: 22488063
[ 3572.578673][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3572.579153][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3572.579636][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3572.580116][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3572.580592][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3572.581067][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3572.581685][ C2] Workqueue: netns cleanup_net
[ 3572.581929][ C2] RIP: 0010:kasan_report+0x22/0xf0
[ 3572.582193][ C2] Code: 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 <41> 8b 87 e0 17 00 00 85 c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89
[ 3572.583170][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 3572.583477][ C2] RAX: 0000000000000001 RBX: ffffed1000c47e82 RCX: ffffffff98ab35b0
[ 3572.583880][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3572.584281][ C2] RBP: ffffed1000c47e81 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3572.584682][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3572.585083][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: ffff888005a32640
[ 3572.585488][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3572.585939][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3572.586276][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3572.586686][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3572.587090][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3572.587495][ C2] PKRU: 55555554
[ 3572.587678][ C2] Call Trace:
[ 3572.587850][ C2]
[ 3572.588000][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3572.588266][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3572.588512][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3572.588794][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3572.589069][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3572.589362][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3572.589630][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3572.589937][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3572.590203][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3572.590515][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3572.590814][ C2]
[ 3572.590964][ C2]
[ 3572.591118][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3572.591438][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3572.591732][ C2] ? kasan_report+0x22/0xf0
[ 3572.591968][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3572.592266][ C2] kasan_check_range+0x39/0x1c0
[ 3572.592519][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 3572.592803][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3572.593118][ C2] ? __pfx___schedule+0x10/0x10
[ 3572.593370][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3572.593623][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3572.593895][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3572.594185][ C2] ? lock_acquire+0x1c1/0x220
[ 3572.594427][ C2] ? __mutex_lock+0x33e/0xb10
[ 3572.594668][ C2] ? __mutex_lock+0x811/0xb10
[ 3572.594910][ C2] _raw_spin_lock+0x67/0x80
[ 3572.595144][ C2] __mutex_lock+0x33e/0xb10
[ 3572.595377][ C2] ? __lock_release+0x40f/0x880
[ 3572.595628][ C2] ? __pfx___lock_release+0x10/0x10
[ 3572.595893][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3572.596195][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3572.596456][ C2] ? __pfx___up_read+0x10/0x10
[ 3572.596712][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3572.596982][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3572.597257][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3572.597552][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3572.597850][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3572.598141][ C2] __tcf_action_put+0x3d/0xf0
[ 3572.598384][ C2] tcf_action_destroy+0x43/0x130
[ 3572.598637][ C2] ? hlock_class+0x4e/0x130
[ 3572.598873][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3572.599115][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3572.599438][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3572.599715][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3572.600018][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3572.600317][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3572.600605][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3572.600920][ C2] ? __lock_release+0x40f/0x880
[ 3572.601171][ C2] ? __mutex_lock+0x26e/0xb10
[ 3572.601419][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3572.601704][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3572.602016][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3572.602326][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3572.602578][ C2] tcf_chain_flush+0x1e0/0x320
[ 3572.602825][ C2] __tcf_block_put+0x113/0x270
[ 3572.603074][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3572.603383][ C2] __qdisc_destroy+0xee/0x340
[ 3572.603626][ C2] dev_shutdown+0x129/0x350
[ 3572.603860][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3572.604184][ C2] ? rtnl_is_locked+0x15/0x20
[ 3572.604428][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3572.604748][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3572.605093][ C2] ? mutex_is_locked+0x17/0x50
[ 3572.605339][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3572.605646][ C2] cleanup_net+0x4cf/0xb60
[ 3572.605874][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3572.606162][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3572.606417][ C2] ? lock_acquire+0x1c1/0x220
[ 3572.606664][ C2] ? process_one_work+0x714/0x1310
[ 3572.606927][ C2] process_one_work+0x78c/0x1310
[ 3572.607183][ C2] ? hlock_class+0x4e/0x130
[ 3572.607416][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3572.607693][ C2] ? assign_work+0x16c/0x240
[ 3572.607931][ C2] worker_thread+0x73d/0x1010
[ 3572.608173][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3572.608510][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3572.608773][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3572.609036][ C2] kthread+0x28f/0x360
[ 3572.609246][ C2] ? __pfx_kthread+0x10/0x10
[ 3572.609484][ C2] ret_from_fork+0x31/0x70
[ 3572.609712][ C2] ? __pfx_kthread+0x10/0x10
[ 3572.609949][ C2] ret_from_fork_asm+0x1b/0x30
[ 3572.610200][ C2]
[ 3597.700191][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 3597.700556][ C2] rcu: 2-....: (1581906 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=396429
[ 3597.701120][ C2] rcu: (t=1586707 jiffies g=1693981 q=5299 ncpus=4)
[ 3597.701459][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3597.701937][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3597.702554][ C2] Workqueue: netns cleanup_net
[ 3597.702803][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3597.703134][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3597.704115][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 3597.704427][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3597.704831][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3597.705235][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3597.705640][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3597.706045][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3597.706454][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3597.706906][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3597.707243][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3597.707651][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3597.708054][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3597.708458][ C2] PKRU: 55555554
[ 3597.708642][ C2] Call Trace:
[ 3597.708816][ C2]
[ 3597.708965][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 3597.709242][ C2] ? print_cpu_stall+0x263/0x6a0
[ 3597.709498][ C2] ? check_cpu_stall+0x284/0x500
[ 3597.709752][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 3597.710044][ C2] ? rcu_pending+0x92/0x360
[ 3597.710277][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 3597.710551][ C2] ? update_process_times+0xb9/0x110
[ 3597.710826][ C2] ? tick_sched_handle+0x67/0x130
[ 3597.711087][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 3597.711377][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3597.711624][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 3597.711942][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3597.712218][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3597.712510][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3597.712781][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3597.713090][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3597.713358][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3597.713672][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3597.713975][ C2]
[ 3597.714126][ C2]
[ 3597.714281][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3597.714601][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3597.714904][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3597.715206][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3597.715524][ C2] ? __pfx___schedule+0x10/0x10
[ 3597.715777][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3597.716030][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3597.716309][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3597.716603][ C2] ? lock_acquire+0x1c1/0x220
[ 3597.716847][ C2] ? __mutex_lock+0x33e/0xb10
[ 3597.717092][ C2] ? __mutex_lock+0x811/0xb10
[ 3597.717333][ C2] _raw_spin_lock+0x67/0x80
[ 3597.717569][ C2] __mutex_lock+0x33e/0xb10
[ 3597.717805][ C2] ? __lock_release+0x40f/0x880
[ 3597.718059][ C2] ? __pfx___lock_release+0x10/0x10
[ 3597.718328][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3597.718630][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3597.718890][ C2] ? __pfx___up_read+0x10/0x10
[ 3597.719139][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3597.719412][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3597.719687][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3597.719984][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3597.720284][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3597.720575][ C2] __tcf_action_put+0x3d/0xf0
[ 3597.720821][ C2] tcf_action_destroy+0x43/0x130
[ 3597.721077][ C2] ? hlock_class+0x4e/0x130
[ 3597.721312][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3597.721556][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3597.721881][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3597.722161][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3597.722466][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3597.722765][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3597.723059][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3597.723377][ C2] ? __lock_release+0x40f/0x880
[ 3597.723629][ C2] ? __mutex_lock+0x26e/0xb10
[ 3597.723875][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3597.724160][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3597.724475][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3597.724788][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3597.725043][ C2] tcf_chain_flush+0x1e0/0x320
[ 3597.725292][ C2] __tcf_block_put+0x113/0x270
[ 3597.725543][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3597.725855][ C2] __qdisc_destroy+0xee/0x340
[ 3597.726101][ C2] dev_shutdown+0x129/0x350
[ 3597.726336][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3597.726670][ C2] ? rtnl_is_locked+0x15/0x20
[ 3597.726916][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3597.727237][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3597.727584][ C2] ? mutex_is_locked+0x17/0x50
[ 3597.727831][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3597.728139][ C2] cleanup_net+0x4cf/0xb60
[ 3597.728370][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3597.728660][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3597.728917][ C2] ? lock_acquire+0x1c1/0x220
[ 3597.729161][ C2] ? process_one_work+0x714/0x1310
[ 3597.729428][ C2] process_one_work+0x78c/0x1310
[ 3597.729686][ C2] ? hlock_class+0x4e/0x130
[ 3597.729920][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3597.730201][ C2] ? assign_work+0x16c/0x240
[ 3597.730441][ C2] worker_thread+0x73d/0x1010
[ 3597.730685][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3597.731024][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3597.731288][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3597.731552][ C2] kthread+0x28f/0x360
[ 3597.731765][ C2] ? __pfx_kthread+0x10/0x10
[ 3597.732005][ C2] ret_from_fork+0x31/0x70
[ 3597.732237][ C2] ? __pfx_kthread+0x10/0x10
[ 3597.732474][ C2] ret_from_fork_asm+0x1b/0x30
[ 3597.732724][ C2]
[ 3618.135211][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 1606906 jiffies s: 48741 root: 0x4/.
[ 3618.135863][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 3618.136240][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 3618.136534][ C2] NMI backtrace for cpu 2
[ 3618.136545][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3618.136549][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3618.136551][ C2] Workqueue: netns cleanup_net
[ 3618.136557][ C2] RIP: 0010:kasan_report+0x29/0xf0
[ 3618.136562][ C2] Code: 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 <85> c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89 d3 49 89 cd e8 0f f7
[ 3618.136565][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 3618.136567][ C2] RAX: 0000000000000000 RBX: ffffed1000c47e82 RCX: ffffffff98ab35b0
[ 3618.136569][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3618.136571][ C2] RBP: ffffed1000c47e81 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3618.136573][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3618.136574][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: ffff888005a32640
[ 3618.136576][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3618.136578][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3618.136581][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3618.136583][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3618.136584][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3618.136585][ C2] PKRU: 55555554
[ 3618.136586][ C2] Call Trace:
[ 3618.136589][ C2]
[ 3618.136591][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 3618.136597][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 3618.136601][ C2] ? nmi_handle+0x153/0x420
[ 3618.136606][ C2] ? default_do_nmi+0x41/0x100
[ 3618.136610][ C2] ? exc_nmi+0xf3/0x120
[ 3618.136612][ C2] ? end_repeat_nmi+0xf/0x60
[ 3618.136616][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3618.136621][ C2] ? kasan_report+0x29/0xf0
[ 3618.136624][ C2] ? kasan_report+0x29/0xf0
[ 3618.136627][ C2] ? kasan_report+0x29/0xf0
[ 3618.136630][ C2]
[ 3618.136631][ C2]
[ 3618.136635][ C2] kasan_check_range+0x39/0x1c0
[ 3618.136640][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 3618.136644][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3618.136648][ C2] ? __pfx___schedule+0x10/0x10
[ 3618.136653][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3618.136658][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3618.136661][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3618.136665][ C2] ? lock_acquire+0x1c1/0x220
[ 3618.136667][ C2] ? __mutex_lock+0x33e/0xb10
[ 3618.136671][ C2] ? __mutex_lock+0x811/0xb10
[ 3618.136674][ C2] _raw_spin_lock+0x67/0x80
[ 3618.136677][ C2] __mutex_lock+0x33e/0xb10
[ 3618.136680][ C2] ? __lock_release+0x40f/0x880
[ 3618.136684][ C2] ? __pfx___lock_release+0x10/0x10
[ 3618.136686][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3618.136691][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3618.136695][ C2] ? __pfx___up_read+0x10/0x10
[ 3618.136699][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3618.136702][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3618.136706][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3618.136712][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3618.136715][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3618.136719][ C2] __tcf_action_put+0x3d/0xf0
[ 3618.136723][ C2] tcf_action_destroy+0x43/0x130
[ 3618.136726][ C2] ? hlock_class+0x4e/0x130
[ 3618.136730][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3618.136732][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3618.136742][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3618.136750][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3618.136758][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3618.136767][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3618.136776][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3618.136784][ C2] ? __lock_release+0x40f/0x880
[ 3618.136787][ C2] ? __mutex_lock+0x26e/0xb10
[ 3618.136791][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3618.136800][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3618.136808][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3618.136813][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3618.136817][ C2] tcf_chain_flush+0x1e0/0x320
[ 3618.136820][ C2] __tcf_block_put+0x113/0x270
[ 3618.136825][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3618.136832][ C2] __qdisc_destroy+0xee/0x340
[ 3618.136836][ C2] dev_shutdown+0x129/0x350
[ 3618.136840][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3618.136843][ C2] ? rtnl_is_locked+0x15/0x20
[ 3618.136847][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3618.136849][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3618.136853][ C2] ? mutex_is_locked+0x17/0x50
[ 3618.136855][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3618.136860][ C2] cleanup_net+0x4cf/0xb60
[ 3618.136863][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3618.136865][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3618.136869][ C2] ? lock_acquire+0x1c1/0x220
[ 3618.136871][ C2] ? process_one_work+0x714/0x1310
[ 3618.136875][ C2] process_one_work+0x78c/0x1310
[ 3618.136879][ C2] ? hlock_class+0x4e/0x130
[ 3618.136882][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3618.136886][ C2] ? assign_work+0x16c/0x240
[ 3618.136889][ C2] worker_thread+0x73d/0x1010
[ 3618.136892][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3618.136896][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3618.136899][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3618.136901][ C2] kthread+0x28f/0x360
[ 3618.136904][ C2] ? __pfx_kthread+0x10/0x10
[ 3618.136906][ C2] ret_from_fork+0x31/0x70
[ 3618.136909][ C2] ? __pfx_kthread+0x10/0x10
[ 3618.136911][ C2] ret_from_fork_asm+0x1b/0x30
[ 3618.136918][ C2]
[ 3644.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1524s! [kworker/u8:1:72]
[ 3644.578068][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3644.578442][ C2] irq event stamp: 22488063
[ 3644.578673][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3644.579156][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3644.579638][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3644.580122][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3644.580595][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3644.581073][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3644.581698][ C2] Workqueue: netns cleanup_net
[ 3644.581947][ C2] RIP: 0010:report_enabled+0x19/0x30
[ 3644.582222][ C2] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 83 e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 <0f> 93 c0 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
[ 3644.583206][ C2] RSP: 0018:ffffc9000052f310 EFLAGS: 00000247
[ 3644.583517][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab35b0
[ 3644.583920][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3644.584325][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3644.584731][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3644.585135][ C2] R13: ffffffff98ab35b0 R14: 0000000000000004 R15: ffff888005a32640
[ 3644.585538][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3644.585990][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3644.586334][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3644.586741][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3644.587144][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3644.587549][ C2] PKRU: 55555554
[ 3644.587733][ C2] Call Trace:
[ 3644.587907][ C2]
[ 3644.588057][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3644.588323][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3644.588571][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3644.588851][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3644.589130][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3644.589423][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3644.589691][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3644.590002][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3644.590269][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3644.590584][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3644.590884][ C2]
[ 3644.591038][ C2]
[ 3644.591189][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3644.591511][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3644.591808][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3644.592102][ C2] ? report_enabled+0x19/0x30
[ 3644.592347][ C2] kasan_report+0x41/0xf0
[ 3644.592574][ C2] kasan_check_range+0x39/0x1c0
[ 3644.592828][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 3644.593116][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3644.593435][ C2] ? __pfx___schedule+0x10/0x10
[ 3644.593689][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3644.593943][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3644.594221][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3644.594513][ C2] ? lock_acquire+0x1c1/0x220
[ 3644.594759][ C2] ? __mutex_lock+0x33e/0xb10
[ 3644.595002][ C2] ? __mutex_lock+0x811/0xb10
[ 3644.595247][ C2] _raw_spin_lock+0x67/0x80
[ 3644.595484][ C2] __mutex_lock+0x33e/0xb10
[ 3644.595718][ C2] ? __lock_release+0x40f/0x880
[ 3644.595971][ C2] ? __pfx___lock_release+0x10/0x10
[ 3644.596243][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3644.596548][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3644.596810][ C2] ? __pfx___up_read+0x10/0x10
[ 3644.597064][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3644.597338][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3644.597612][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3644.597910][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3644.598210][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3644.598503][ C2] __tcf_action_put+0x3d/0xf0
[ 3644.598748][ C2] tcf_action_destroy+0x43/0x130
[ 3644.599003][ C2] ? hlock_class+0x4e/0x130
[ 3644.599242][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3644.599488][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3644.599814][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3644.600093][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3644.600399][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3644.600702][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3644.600992][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3644.601311][ C2] ? __lock_release+0x40f/0x880
[ 3644.601564][ C2] ? __mutex_lock+0x26e/0xb10
[ 3644.601810][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3644.602098][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3644.602415][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3644.602726][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3644.602981][ C2] tcf_chain_flush+0x1e0/0x320
[ 3644.603230][ C2] __tcf_block_put+0x113/0x270
[ 3644.603480][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3644.603792][ C2] __qdisc_destroy+0xee/0x340
[ 3644.604035][ C2] dev_shutdown+0x129/0x350
[ 3644.604272][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3644.604599][ C2] ? rtnl_is_locked+0x15/0x20
[ 3644.604844][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3644.605165][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3644.605513][ C2] ? mutex_is_locked+0x17/0x50
[ 3644.605761][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3644.606070][ C2] cleanup_net+0x4cf/0xb60
[ 3644.606306][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3644.606601][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3644.606857][ C2] ? lock_acquire+0x1c1/0x220
[ 3644.607100][ C2] ? process_one_work+0x714/0x1310
[ 3644.607369][ C2] process_one_work+0x78c/0x1310
[ 3644.607627][ C2] ? hlock_class+0x4e/0x130
[ 3644.607863][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3644.608141][ C2] ? assign_work+0x16c/0x240
[ 3644.608383][ C2] worker_thread+0x73d/0x1010
[ 3644.608627][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3644.608966][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3644.609232][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3644.609496][ C2] kthread+0x28f/0x360
[ 3644.609707][ C2] ? __pfx_kthread+0x10/0x10
[ 3644.609947][ C2] ret_from_fork+0x31/0x70
[ 3644.610178][ C2] ? __pfx_kthread+0x10/0x10
[ 3644.610418][ C2] ret_from_fork_asm+0x1b/0x30
[ 3644.610671][ C2]
[ 3672.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1550s! [kworker/u8:1:72]
[ 3672.578069][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3672.578443][ C2] irq event stamp: 22488063
[ 3672.578674][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3672.579158][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3672.579644][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3672.580126][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3672.580610][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3672.581090][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3672.581713][ C2] Workqueue: netns cleanup_net
[ 3672.581962][ C2] RIP: 0010:kasan_report+0xd2/0xf0
[ 3672.582229][ C2] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 3672.583219][ C2] RSP: 0018:ffffc9000052f338 EFLAGS: 00000282
[ 3672.583531][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab3f0c
[ 3672.583939][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3672.584345][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3672.584750][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 3672.585155][ C2] R13: ffffffff98ab3f0c R14: 0000000000000004 R15: ffff888005a32640
[ 3672.585564][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3672.586025][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3672.586364][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3672.586773][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3672.587180][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3672.587593][ C2] PKRU: 55555554
[ 3672.587778][ C2] Call Trace:
[ 3672.587950][ C2]
[ 3672.588103][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3672.588372][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3672.588621][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3672.588904][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3672.589182][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3672.589477][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3672.589748][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3672.590058][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3672.590329][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3672.590644][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3672.590945][ C2]
[ 3672.591098][ C2]
[ 3672.591253][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3672.591575][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3672.591877][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3672.592180][ C2] ? kasan_report+0xd2/0xf0
[ 3672.592419][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 3672.592713][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3672.593031][ C2] ? __pfx___schedule+0x10/0x10
[ 3672.593285][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3672.593539][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3672.593817][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3672.594108][ C2] ? lock_acquire+0x1c1/0x220
[ 3672.594352][ C2] ? __mutex_lock+0x33e/0xb10
[ 3672.594598][ C2] ? __mutex_lock+0x811/0xb10
[ 3672.594841][ C2] _raw_spin_lock+0x67/0x80
[ 3672.595076][ C2] __mutex_lock+0x33e/0xb10
[ 3672.595313][ C2] ? __lock_release+0x40f/0x880
[ 3672.595566][ C2] ? __pfx___lock_release+0x10/0x10
[ 3672.595835][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3672.596141][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3672.596402][ C2] ? __pfx___up_read+0x10/0x10
[ 3672.596652][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3672.596924][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3672.597201][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3672.597499][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3672.597802][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3672.598094][ C2] __tcf_action_put+0x3d/0xf0
[ 3672.598341][ C2] tcf_action_destroy+0x43/0x130
[ 3672.598596][ C2] ? hlock_class+0x4e/0x130
[ 3672.598830][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3672.599076][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3672.599402][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3672.599682][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3672.599989][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3672.600288][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3672.600586][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3672.600904][ C2] ? __lock_release+0x40f/0x880
[ 3672.601155][ C2] ? __mutex_lock+0x26e/0xb10
[ 3672.601402][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3672.601691][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3672.602005][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3672.602316][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3672.602575][ C2] tcf_chain_flush+0x1e0/0x320
[ 3672.602824][ C2] __tcf_block_put+0x113/0x270
[ 3672.603073][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3672.603385][ C2] __qdisc_destroy+0xee/0x340
[ 3672.603633][ C2] dev_shutdown+0x129/0x350
[ 3672.603868][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3672.604195][ C2] ? rtnl_is_locked+0x15/0x20
[ 3672.604440][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3672.604760][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3672.605108][ C2] ? mutex_is_locked+0x17/0x50
[ 3672.605354][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3672.605664][ C2] cleanup_net+0x4cf/0xb60
[ 3672.605896][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3672.606192][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3672.606450][ C2] ? lock_acquire+0x1c1/0x220
[ 3672.606694][ C2] ? process_one_work+0x714/0x1310
[ 3672.606959][ C2] process_one_work+0x78c/0x1310
[ 3672.607218][ C2] ? hlock_class+0x4e/0x130
[ 3672.607453][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3672.607736][ C2] ? assign_work+0x16c/0x240
[ 3672.607975][ C2] worker_thread+0x73d/0x1010
[ 3672.608219][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3672.608559][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3672.608823][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3672.609086][ C2] kthread+0x28f/0x360
[ 3672.609301][ C2] ? __pfx_kthread+0x10/0x10
[ 3672.609539][ C2] ret_from_fork+0x31/0x70
[ 3672.609772][ C2] ? __pfx_kthread+0x10/0x10
[ 3672.610010][ C2] ret_from_fork_asm+0x1b/0x30
[ 3672.610262][ C2]
[ 3675.735191][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 3675.735546][ C2] rcu: 2-....: (1659819 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=415931
[ 3675.736114][ C2] rcu: (t=1664742 jiffies g=1693981 q=5299 ncpus=4)
[ 3675.736454][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3675.736933][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3675.737550][ C2] Workqueue: netns cleanup_net
[ 3675.737801][ C2] RIP: 0010:kasan_report+0x29/0xf0
[ 3675.738065][ C2] Code: 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca 65 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 <85> c0 0f 85 b7 00 00 00 48 89 fd 49 89 f6 89 d3 49 89 cd e8 0f f7
[ 3675.739043][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 3675.739353][ C2] RAX: 0000000000000000 RBX: ffffed1000c47e82 RCX: ffffffff98ab35b0
[ 3675.739756][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3675.740160][ C2] RBP: ffffed1000c47e81 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3675.740563][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3675.740965][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: ffff888005a32640
[ 3675.741367][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3675.741818][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3675.742154][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3675.742559][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3675.742959][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3675.743362][ C2] PKRU: 55555554
[ 3675.743547][ C2] Call Trace:
[ 3675.743719][ C2]
[ 3675.743867][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 3675.744142][ C2] ? print_cpu_stall+0x263/0x6a0
[ 3675.744397][ C2] ? check_cpu_stall+0x284/0x500
[ 3675.744651][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 3675.744944][ C2] ? rcu_pending+0x92/0x360
[ 3675.745176][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 3675.745451][ C2] ? update_process_times+0xb9/0x110
[ 3675.745724][ C2] ? tick_sched_handle+0x67/0x130
[ 3675.745991][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 3675.746280][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3675.746526][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 3675.746843][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3675.747118][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3675.747412][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3675.747679][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3675.747987][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3675.748255][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3675.748566][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3675.748868][ C2]
[ 3675.749019][ C2]
[ 3675.749175][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3675.749496][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3675.749787][ C2] ? kasan_report+0x29/0xf0
[ 3675.750026][ C2] kasan_check_range+0x39/0x1c0
[ 3675.750279][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 3675.750563][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3675.750880][ C2] ? __pfx___schedule+0x10/0x10
[ 3675.751135][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3675.751388][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3675.751664][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3675.751952][ C2] ? lock_acquire+0x1c1/0x220
[ 3675.752194][ C2] ? __mutex_lock+0x33e/0xb10
[ 3675.752440][ C2] ? __mutex_lock+0x811/0xb10
[ 3675.752682][ C2] _raw_spin_lock+0x67/0x80
[ 3675.752916][ C2] __mutex_lock+0x33e/0xb10
[ 3675.753150][ C2] ? __lock_release+0x40f/0x880
[ 3675.753402][ C2] ? __pfx___lock_release+0x10/0x10
[ 3675.753669][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3675.753966][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3675.754226][ C2] ? __pfx___up_read+0x10/0x10
[ 3675.754472][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3675.754745][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3675.755019][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3675.755313][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3675.755613][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3675.755901][ C2] __tcf_action_put+0x3d/0xf0
[ 3675.756154][ C2] tcf_action_destroy+0x43/0x130
[ 3675.756409][ C2] ? hlock_class+0x4e/0x130
[ 3675.756644][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3675.756885][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3675.757209][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3675.757486][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3675.757792][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3675.758090][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3675.758382][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3675.758699][ C2] ? __lock_release+0x40f/0x880
[ 3675.758950][ C2] ? __mutex_lock+0x26e/0xb10
[ 3675.759193][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3675.759481][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3675.759796][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3675.760105][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3675.760358][ C2] tcf_chain_flush+0x1e0/0x320
[ 3675.760608][ C2] __tcf_block_put+0x113/0x270
[ 3675.760856][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3675.761163][ C2] __qdisc_destroy+0xee/0x340
[ 3675.761408][ C2] dev_shutdown+0x129/0x350
[ 3675.761643][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3675.761969][ C2] ? rtnl_is_locked+0x15/0x20
[ 3675.762211][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3675.762532][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3675.762879][ C2] ? mutex_is_locked+0x17/0x50
[ 3675.763123][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3675.763428][ C2] cleanup_net+0x4cf/0xb60
[ 3675.763659][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3675.763948][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3675.764203][ C2] ? lock_acquire+0x1c1/0x220
[ 3675.764446][ C2] ? process_one_work+0x714/0x1310
[ 3675.764711][ C2] process_one_work+0x78c/0x1310
[ 3675.764967][ C2] ? hlock_class+0x4e/0x130
[ 3675.765200][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3675.765480][ C2] ? assign_work+0x16c/0x240
[ 3675.765716][ C2] worker_thread+0x73d/0x1010
[ 3675.765960][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3675.766303][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3675.766566][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3675.766831][ C2] kthread+0x28f/0x360
[ 3675.767043][ C2] ? __pfx_kthread+0x10/0x10
[ 3675.767279][ C2] ret_from_fork+0x31/0x70
[ 3675.767511][ C2] ? __pfx_kthread+0x10/0x10
[ 3675.767749][ C2] ret_from_fork_asm+0x1b/0x30
[ 3675.768000][ C2]
[ 3700.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1576s! [kworker/u8:1:72]
[ 3700.578077][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3700.578448][ C2] irq event stamp: 22488063
[ 3700.578681][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3700.579162][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3700.579645][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3700.580124][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3700.580601][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3700.581078][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3700.581697][ C2] Workqueue: netns cleanup_net
[ 3700.581943][ C2] RIP: 0010:report_enabled+0x19/0x30
[ 3700.582217][ C2] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 83 e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 <0f> 93 c0 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
[ 3700.583197][ C2] RSP: 0018:ffffc9000052f310 EFLAGS: 00000247
[ 3700.583507][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab35b0
[ 3700.583910][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3700.584311][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3700.584713][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3700.585116][ C2] R13: ffffffff98ab35b0 R14: 0000000000000004 R15: ffff888005a32640
[ 3700.585520][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3700.585978][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3700.586315][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3700.586720][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3700.587125][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3700.587530][ C2] PKRU: 55555554
[ 3700.587714][ C2] Call Trace:
[ 3700.587886][ C2]
[ 3700.588037][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3700.588305][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3700.588551][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3700.588832][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3700.589108][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3700.589402][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3700.589671][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3700.589980][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3700.590246][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3700.590557][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3700.590860][ C2]
[ 3700.591011][ C2]
[ 3700.591166][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3700.591487][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3700.591782][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3700.592076][ C2] ? report_enabled+0x19/0x30
[ 3700.592319][ C2] kasan_report+0x41/0xf0
[ 3700.592548][ C2] kasan_check_range+0x39/0x1c0
[ 3700.592802][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 3700.593087][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3700.593406][ C2] ? __pfx___schedule+0x10/0x10
[ 3700.593661][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3700.593915][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3700.594191][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3700.594480][ C2] ? lock_acquire+0x1c1/0x220
[ 3700.594723][ C2] ? __mutex_lock+0x33e/0xb10
[ 3700.594968][ C2] ? __mutex_lock+0x811/0xb10
[ 3700.595212][ C2] _raw_spin_lock+0x67/0x80
[ 3700.595445][ C2] __mutex_lock+0x33e/0xb10
[ 3700.595682][ C2] ? __lock_release+0x40f/0x880
[ 3700.595940][ C2] ? __pfx___lock_release+0x10/0x10
[ 3700.596208][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3700.596510][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3700.596770][ C2] ? __pfx___up_read+0x10/0x10
[ 3700.597018][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3700.597292][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3700.597567][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3700.597862][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3700.598163][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3700.598453][ C2] __tcf_action_put+0x3d/0xf0
[ 3700.598699][ C2] tcf_action_destroy+0x43/0x130
[ 3700.598955][ C2] ? hlock_class+0x4e/0x130
[ 3700.599192][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3700.599434][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3700.599759][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3700.600039][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3700.600346][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3700.600645][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3700.600937][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3700.601255][ C2] ? __lock_release+0x40f/0x880
[ 3700.601508][ C2] ? __mutex_lock+0x26e/0xb10
[ 3700.601750][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3700.602040][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3700.602354][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3700.602665][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3700.602919][ C2] tcf_chain_flush+0x1e0/0x320
[ 3700.603168][ C2] __tcf_block_put+0x113/0x270
[ 3700.603418][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3700.603726][ C2] __qdisc_destroy+0xee/0x340
[ 3700.603971][ C2] dev_shutdown+0x129/0x350
[ 3700.604207][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3700.604534][ C2] ? rtnl_is_locked+0x15/0x20
[ 3700.604779][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3700.605101][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3700.605451][ C2] ? mutex_is_locked+0x17/0x50
[ 3700.605698][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3700.606010][ C2] cleanup_net+0x4cf/0xb60
[ 3700.606243][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3700.606532][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3700.606790][ C2] ? lock_acquire+0x1c1/0x220
[ 3700.607033][ C2] ? process_one_work+0x714/0x1310
[ 3700.607300][ C2] process_one_work+0x78c/0x1310
[ 3700.607557][ C2] ? hlock_class+0x4e/0x130
[ 3700.607792][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3700.608071][ C2] ? assign_work+0x16c/0x240
[ 3700.608310][ C2] worker_thread+0x73d/0x1010
[ 3700.608554][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3700.608893][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3700.609159][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3700.609424][ C2] kthread+0x28f/0x360
[ 3700.609636][ C2] ? __pfx_kthread+0x10/0x10
[ 3700.609873][ C2] ret_from_fork+0x31/0x70
[ 3700.610104][ C2] ? __pfx_kthread+0x10/0x10
[ 3700.610344][ C2] ret_from_fork_asm+0x1b/0x30
[ 3700.610595][ C2]
[ 3716.439209][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 1705210 jiffies s: 48741 root: 0x4/.
[ 3716.439865][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 3716.440236][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 3716.440517][ C2] NMI backtrace for cpu 2
[ 3716.440526][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3716.440532][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3716.440536][ C2] Workqueue: netns cleanup_net
[ 3716.440546][ C2] RIP: 0010:report_enabled+0x19/0x30
[ 3716.440555][ C2] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 05 b9 a9 a4 05 48 d1 e8 83 e0 01 75 0d f0 48 0f ba 2d a7 a9 a4 05 00 <0f> 93 c0 c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
[ 3716.440558][ C2] RSP: 0018:ffffc9000052f330 EFLAGS: 00000247
[ 3716.440561][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab3f0c
[ 3716.440563][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3716.440564][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3716.440566][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3716.440568][ C2] R13: ffffffff98ab3f0c R14: 0000000000000004 R15: ffff888005a32640
[ 3716.440570][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3716.440573][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3716.440576][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3716.440579][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3716.440581][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3716.440582][ C2] PKRU: 55555554
[ 3716.440583][ C2] Call Trace:
[ 3716.440588][ C2]
[ 3716.440593][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 3716.440599][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 3716.440605][ C2] ? nmi_handle+0x153/0x420
[ 3716.440611][ C2] ? default_do_nmi+0x41/0x100
[ 3716.440617][ C2] ? exc_nmi+0xf3/0x120
[ 3716.440619][ C2] ? end_repeat_nmi+0xf/0x60
[ 3716.440623][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3716.440630][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3716.440633][ C2] ? report_enabled+0x19/0x30
[ 3716.440636][ C2] ? report_enabled+0x19/0x30
[ 3716.440640][ C2] ? report_enabled+0x19/0x30
[ 3716.440643][ C2]
[ 3716.440644][ C2]
[ 3716.440644][ C2] kasan_report+0x41/0xf0
[ 3716.440651][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 3716.440655][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3716.440659][ C2] ? __pfx___schedule+0x10/0x10
[ 3716.440665][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3716.440671][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3716.440674][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3716.440678][ C2] ? lock_acquire+0x1c1/0x220
[ 3716.440680][ C2] ? __mutex_lock+0x33e/0xb10
[ 3716.440685][ C2] ? __mutex_lock+0x811/0xb10
[ 3716.440688][ C2] _raw_spin_lock+0x67/0x80
[ 3716.440691][ C2] __mutex_lock+0x33e/0xb10
[ 3716.440695][ C2] ? __lock_release+0x40f/0x880
[ 3716.440699][ C2] ? __pfx___lock_release+0x10/0x10
[ 3716.440701][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3716.440708][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3716.440712][ C2] ? __pfx___up_read+0x10/0x10
[ 3716.440716][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3716.440720][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3716.440725][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3716.440732][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3716.440736][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3716.440740][ C2] __tcf_action_put+0x3d/0xf0
[ 3716.440745][ C2] tcf_action_destroy+0x43/0x130
[ 3716.440748][ C2] ? hlock_class+0x4e/0x130
[ 3716.440752][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3716.440756][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3716.440768][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3716.440777][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3716.440785][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3716.440794][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3716.440804][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3716.440812][ C2] ? __lock_release+0x40f/0x880
[ 3716.440815][ C2] ? __mutex_lock+0x26e/0xb10
[ 3716.440819][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3716.440829][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3716.440837][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3716.440842][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3716.440847][ C2] tcf_chain_flush+0x1e0/0x320
[ 3716.440851][ C2] __tcf_block_put+0x113/0x270
[ 3716.440858][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3716.440871][ C2] __qdisc_destroy+0xee/0x340
[ 3716.440876][ C2] dev_shutdown+0x129/0x350
[ 3716.440880][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3716.440885][ C2] ? rtnl_is_locked+0x15/0x20
[ 3716.440890][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3716.440893][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3716.440896][ C2] ? mutex_is_locked+0x17/0x50
[ 3716.440899][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3716.440906][ C2] cleanup_net+0x4cf/0xb60
[ 3716.440909][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3716.440912][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3716.440916][ C2] ? lock_acquire+0x1c1/0x220
[ 3716.440918][ C2] ? process_one_work+0x714/0x1310
[ 3716.440924][ C2] process_one_work+0x78c/0x1310
[ 3716.440929][ C2] ? hlock_class+0x4e/0x130
[ 3716.440932][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3716.440936][ C2] ? assign_work+0x16c/0x240
[ 3716.440939][ C2] worker_thread+0x73d/0x1010
[ 3716.440943][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3716.440947][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3716.440950][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3716.440952][ C2] kthread+0x28f/0x360
[ 3716.440957][ C2] ? __pfx_kthread+0x10/0x10
[ 3716.440959][ C2] ret_from_fork+0x31/0x70
[ 3716.440964][ C2] ? __pfx_kthread+0x10/0x10
[ 3716.440966][ C2] ret_from_fork_asm+0x1b/0x30
[ 3716.440976][ C2]
[ 3740.577616][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1613s! [kworker/u8:1:72]
[ 3740.578084][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3740.578468][ C2] irq event stamp: 22488063
[ 3740.578706][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3740.579201][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3740.579698][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3740.580189][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3740.580677][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3740.581168][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3740.581806][ C2] Workqueue: netns cleanup_net
[ 3740.582062][ C2] RIP: 0010:kasan_report+0x19/0xf0
[ 3740.582335][ C2] Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca <65> 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00
[ 3740.583338][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 3740.583657][ C2] RAX: 0000000000000001 RBX: ffffed1000c47e82 RCX: ffffffff98ab35b0
[ 3740.584067][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3740.584481][ C2] RBP: ffffed1000c47e81 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3740.584893][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3740.585306][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3740.585741][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3740.586212][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3740.586566][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3740.586983][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3740.587399][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3740.587812][ C2] PKRU: 55555554
[ 3740.588006][ C2] Call Trace:
[ 3740.588187][ C2]
[ 3740.588349][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3740.588624][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3740.588878][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3740.589178][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3740.589471][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3740.589771][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3740.590053][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3740.590377][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3740.590649][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3740.590972][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3740.591281][ C2]
[ 3740.591437][ C2]
[ 3740.591592][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3740.591924][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3740.592228][ C2] ? kasan_report+0x19/0xf0
[ 3740.592468][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3740.592777][ C2] kasan_check_range+0x39/0x1c0
[ 3740.593037][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 3740.593331][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3740.593655][ C2] ? __pfx___schedule+0x10/0x10
[ 3740.593915][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3740.594178][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3740.594467][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3740.594763][ C2] ? lock_acquire+0x1c1/0x220
[ 3740.595015][ C2] ? __mutex_lock+0x33e/0xb10
[ 3740.595267][ C2] ? __mutex_lock+0x811/0xb10
[ 3740.595523][ C2] _raw_spin_lock+0x67/0x80
[ 3740.595777][ C2] __mutex_lock+0x33e/0xb10
[ 3740.596020][ C2] ? __lock_release+0x40f/0x880
[ 3740.596281][ C2] ? __pfx___lock_release+0x10/0x10
[ 3740.596555][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3740.596868][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3740.597134][ C2] ? __pfx___up_read+0x10/0x10
[ 3740.597388][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3740.597689][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3740.597970][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3740.598279][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3740.598598][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3740.598891][ C2] __tcf_action_put+0x3d/0xf0
[ 3740.599144][ C2] tcf_action_destroy+0x43/0x130
[ 3740.599407][ C2] ? hlock_class+0x4e/0x130
[ 3740.599649][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3740.599906][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3740.600248][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3740.600535][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3740.600847][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3740.601154][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3740.601453][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3740.601785][ C2] ? __lock_release+0x40f/0x880
[ 3740.602043][ C2] ? __mutex_lock+0x26e/0xb10
[ 3740.602294][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3740.602589][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3740.602909][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3740.603225][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3740.603485][ C2] tcf_chain_flush+0x1e0/0x320
[ 3740.603740][ C2] __tcf_block_put+0x113/0x270
[ 3740.603995][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3740.604312][ C2] __qdisc_destroy+0xee/0x340
[ 3740.604562][ C2] dev_shutdown+0x129/0x350
[ 3740.604804][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3740.605138][ C2] ? rtnl_is_locked+0x15/0x20
[ 3740.605390][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3740.605725][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3740.606081][ C2] ? mutex_is_locked+0x17/0x50
[ 3740.606336][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3740.606649][ C2] cleanup_net+0x4cf/0xb60
[ 3740.606888][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3740.607182][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3740.607445][ C2] ? lock_acquire+0x1c1/0x220
[ 3740.607692][ C2] ? process_one_work+0x714/0x1310
[ 3740.607965][ C2] process_one_work+0x78c/0x1310
[ 3740.608230][ C2] ? hlock_class+0x4e/0x130
[ 3740.608478][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3740.608763][ C2] ? assign_work+0x16c/0x240
[ 3740.609009][ C2] worker_thread+0x73d/0x1010
[ 3740.609259][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3740.609607][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3740.609877][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3740.610148][ C2] kthread+0x28f/0x360
[ 3740.610366][ C2] ? __pfx_kthread+0x10/0x10
[ 3740.610616][ C2] ret_from_fork+0x31/0x70
[ 3740.610861][ C2] ? __pfx_kthread+0x10/0x10
[ 3740.611106][ C2] ret_from_fork_asm+0x1b/0x30
[ 3740.611367][ C2]
[ 3753.767195][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 3753.767599][ C2] rcu: 2-....: (1737727 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=435431
[ 3753.768177][ C2] rcu: (t=1742774 jiffies g=1693981 q=5299 ncpus=4)
[ 3753.768532][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3753.769030][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3753.769670][ C2] Workqueue: netns cleanup_net
[ 3753.769937][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3753.770283][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3753.771295][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 3753.771618][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3753.772043][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3753.772459][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3753.772883][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3753.773298][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3753.773717][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3753.774183][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3753.774528][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3753.774953][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3753.775368][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3753.775791][ C2] PKRU: 55555554
[ 3753.775989][ C2] Call Trace:
[ 3753.776168][ C2]
[ 3753.776326][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 3753.776613][ C2] ? print_cpu_stall+0x263/0x6a0
[ 3753.776885][ C2] ? check_cpu_stall+0x284/0x500
[ 3753.777146][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 3753.777449][ C2] ? rcu_pending+0x92/0x360
[ 3753.777689][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 3753.777977][ C2] ? update_process_times+0xb9/0x110
[ 3753.778259][ C2] ? tick_sched_handle+0x67/0x130
[ 3753.778528][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 3753.778825][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3753.779084][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 3753.779409][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3753.779693][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3753.780000][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3753.780279][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3753.780598][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3753.780879][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3753.781205][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3753.781511][ C2]
[ 3753.781669][ C2]
[ 3753.781825][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3753.782157][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3753.782466][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3753.782774][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3753.783105][ C2] ? __pfx___schedule+0x10/0x10
[ 3753.783366][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3753.783628][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3753.783919][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3753.784218][ C2] ? lock_acquire+0x1c1/0x220
[ 3753.784466][ C2] ? __mutex_lock+0x33e/0xb10
[ 3753.784716][ C2] ? __mutex_lock+0x811/0xb10
[ 3753.784973][ C2] _raw_spin_lock+0x67/0x80
[ 3753.785213][ C2] __mutex_lock+0x33e/0xb10
[ 3753.785455][ C2] ? __lock_release+0x40f/0x880
[ 3753.785722][ C2] ? __pfx___lock_release+0x10/0x10
[ 3753.786004][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3753.786315][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3753.786582][ C2] ? __pfx___up_read+0x10/0x10
[ 3753.786837][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3753.787123][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3753.787404][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3753.787707][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3753.788021][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3753.788320][ C2] __tcf_action_put+0x3d/0xf0
[ 3753.788571][ C2] tcf_action_destroy+0x43/0x130
[ 3753.788832][ C2] ? hlock_class+0x4e/0x130
[ 3753.789077][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3753.789327][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3753.789658][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3753.789953][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3753.790266][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3753.790570][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3753.790877][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3753.791201][ C2] ? __lock_release+0x40f/0x880
[ 3753.791460][ C2] ? __mutex_lock+0x26e/0xb10
[ 3753.791710][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3753.792011][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3753.792332][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3753.792648][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3753.792914][ C2] tcf_chain_flush+0x1e0/0x320
[ 3753.793168][ C2] __tcf_block_put+0x113/0x270
[ 3753.793425][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3753.793741][ C2] __qdisc_destroy+0xee/0x340
[ 3753.793998][ C2] dev_shutdown+0x129/0x350
[ 3753.794240][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3753.794576][ C2] ? rtnl_is_locked+0x15/0x20
[ 3753.794827][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3753.795158][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3753.795517][ C2] ? mutex_is_locked+0x17/0x50
[ 3753.795784][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3753.796103][ C2] cleanup_net+0x4cf/0xb60
[ 3753.796342][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3753.796638][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3753.796907][ C2] ? lock_acquire+0x1c1/0x220
[ 3753.797156][ C2] ? process_one_work+0x714/0x1310
[ 3753.797429][ C2] process_one_work+0x78c/0x1310
[ 3753.797693][ C2] ? hlock_class+0x4e/0x130
[ 3753.797942][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3753.798228][ C2] ? assign_work+0x16c/0x240
[ 3753.798475][ C2] worker_thread+0x73d/0x1010
[ 3753.798723][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3753.799075][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3753.799346][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3753.799614][ C2] kthread+0x28f/0x360
[ 3753.799830][ C2] ? __pfx_kthread+0x10/0x10
[ 3753.800079][ C2] ret_from_fork+0x31/0x70
[ 3753.800315][ C2] ? __pfx_kthread+0x10/0x10
[ 3753.800560][ C2] ret_from_fork_asm+0x1b/0x30
[ 3753.800820][ C2]
[ 3780.577616][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1650s! [kworker/u8:1:72]
[ 3780.578087][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3780.578466][ C2] irq event stamp: 22488063
[ 3780.578698][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3780.579184][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3780.579670][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3780.580153][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3780.580630][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3780.581110][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3780.581729][ C2] Workqueue: netns cleanup_net
[ 3780.581979][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3780.582308][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3780.583289][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 3780.583600][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3780.584004][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3780.584410][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3780.584813][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3780.585216][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3780.585625][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3780.586077][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3780.586415][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3780.586821][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3780.587224][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3780.587624][ C2] PKRU: 55555554
[ 3780.587809][ C2] Call Trace:
[ 3780.587984][ C2]
[ 3780.588134][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3780.588403][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3780.588651][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3780.588933][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3780.589211][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3780.589503][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3780.589772][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3780.590083][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3780.590350][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3780.590664][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3780.590964][ C2]
[ 3780.591115][ C2]
[ 3780.591268][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3780.591587][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3780.591887][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3780.592187][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3780.592504][ C2] ? __pfx___schedule+0x10/0x10
[ 3780.592758][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3780.593012][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3780.593288][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3780.593578][ C2] ? lock_acquire+0x1c1/0x220
[ 3780.593819][ C2] ? __mutex_lock+0x33e/0xb10
[ 3780.594061][ C2] ? __mutex_lock+0x811/0xb10
[ 3780.594306][ C2] _raw_spin_lock+0x67/0x80
[ 3780.594541][ C2] __mutex_lock+0x33e/0xb10
[ 3780.594774][ C2] ? __lock_release+0x40f/0x880
[ 3780.595026][ C2] ? __pfx___lock_release+0x10/0x10
[ 3780.595293][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3780.595603][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3780.595863][ C2] ? __pfx___up_read+0x10/0x10
[ 3780.596111][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3780.596385][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3780.596657][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3780.596953][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3780.597253][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3780.597545][ C2] __tcf_action_put+0x3d/0xf0
[ 3780.597787][ C2] tcf_action_destroy+0x43/0x130
[ 3780.598043][ C2] ? hlock_class+0x4e/0x130
[ 3780.598280][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3780.598524][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3780.598848][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3780.599126][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3780.599429][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3780.599730][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3780.600019][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3780.600337][ C2] ? __lock_release+0x40f/0x880
[ 3780.600592][ C2] ? __mutex_lock+0x26e/0xb10
[ 3780.600836][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3780.601122][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3780.601436][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3780.601743][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3780.601994][ C2] tcf_chain_flush+0x1e0/0x320
[ 3780.602245][ C2] __tcf_block_put+0x113/0x270
[ 3780.602493][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3780.602801][ C2] __qdisc_destroy+0xee/0x340
[ 3780.603043][ C2] dev_shutdown+0x129/0x350
[ 3780.603280][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3780.603605][ C2] ? rtnl_is_locked+0x15/0x20
[ 3780.603850][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3780.604169][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3780.604516][ C2] ? mutex_is_locked+0x17/0x50
[ 3780.604761][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3780.605068][ C2] cleanup_net+0x4cf/0xb60
[ 3780.605298][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3780.605593][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3780.605849][ C2] ? lock_acquire+0x1c1/0x220
[ 3780.606089][ C2] ? process_one_work+0x714/0x1310
[ 3780.606355][ C2] process_one_work+0x78c/0x1310
[ 3780.606611][ C2] ? hlock_class+0x4e/0x130
[ 3780.606847][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3780.607124][ C2] ? assign_work+0x16c/0x240
[ 3780.607364][ C2] worker_thread+0x73d/0x1010
[ 3780.607607][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3780.607944][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3780.608207][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3780.608471][ C2] kthread+0x28f/0x360
[ 3780.608681][ C2] ? __pfx_kthread+0x10/0x10
[ 3780.608920][ C2] ret_from_fork+0x31/0x70
[ 3780.609149][ C2] ? __pfx_kthread+0x10/0x10
[ 3780.609388][ C2] ret_from_fork_asm+0x1b/0x30
[ 3780.609642][ C2]
[ 3808.577615][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1677s! [kworker/u8:1:72]
[ 3808.578079][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3808.578456][ C2] irq event stamp: 22488063
[ 3808.578687][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3808.579179][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3808.579666][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3808.580148][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3808.580628][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3808.581107][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3808.581730][ C2] Workqueue: netns cleanup_net
[ 3808.581980][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3808.582310][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3808.583292][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 3808.583602][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3808.584007][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3808.584410][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3808.584812][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3808.585217][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3808.585627][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3808.586080][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3808.586416][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3808.586820][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3808.587225][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3808.587627][ C2] PKRU: 55555554
[ 3808.587812][ C2] Call Trace:
[ 3808.587983][ C2]
[ 3808.588137][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3808.588407][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3808.588654][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3808.588934][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3808.589209][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3808.589503][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3808.589774][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3808.590084][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3808.590351][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3808.590663][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3808.590963][ C2]
[ 3808.591114][ C2]
[ 3808.591270][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3808.591591][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3808.591888][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3808.592189][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3808.592507][ C2] ? __pfx___schedule+0x10/0x10
[ 3808.592760][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3808.593012][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3808.593289][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3808.593576][ C2] ? lock_acquire+0x1c1/0x220
[ 3808.593818][ C2] ? __mutex_lock+0x33e/0xb10
[ 3808.594062][ C2] ? __mutex_lock+0x811/0xb10
[ 3808.594305][ C2] _raw_spin_lock+0x67/0x80
[ 3808.594539][ C2] __mutex_lock+0x33e/0xb10
[ 3808.594774][ C2] ? __lock_release+0x40f/0x880
[ 3808.595024][ C2] ? __pfx___lock_release+0x10/0x10
[ 3808.595297][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3808.595597][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3808.595856][ C2] ? __pfx___up_read+0x10/0x10
[ 3808.596106][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3808.596378][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3808.596659][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3808.596956][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3808.597258][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3808.597548][ C2] __tcf_action_put+0x3d/0xf0
[ 3808.597796][ C2] tcf_action_destroy+0x43/0x130
[ 3808.598053][ C2] ? hlock_class+0x4e/0x130
[ 3808.598290][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3808.598533][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3808.598857][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3808.599136][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3808.599444][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3808.599744][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3808.600038][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3808.600357][ C2] ? __lock_release+0x40f/0x880
[ 3808.600608][ C2] ? __mutex_lock+0x26e/0xb10
[ 3808.600853][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3808.601142][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3808.601456][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3808.601766][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3808.602020][ C2] tcf_chain_flush+0x1e0/0x320
[ 3808.602271][ C2] __tcf_block_put+0x113/0x270
[ 3808.602520][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3808.602829][ C2] __qdisc_destroy+0xee/0x340
[ 3808.603075][ C2] dev_shutdown+0x129/0x350
[ 3808.603313][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3808.603640][ C2] ? rtnl_is_locked+0x15/0x20
[ 3808.603884][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3808.604206][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3808.604555][ C2] ? mutex_is_locked+0x17/0x50
[ 3808.604801][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3808.605110][ C2] cleanup_net+0x4cf/0xb60
[ 3808.605349][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3808.605639][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3808.605895][ C2] ? lock_acquire+0x1c1/0x220
[ 3808.606139][ C2] ? process_one_work+0x714/0x1310
[ 3808.606407][ C2] process_one_work+0x78c/0x1310
[ 3808.606665][ C2] ? hlock_class+0x4e/0x130
[ 3808.606898][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3808.607180][ C2] ? assign_work+0x16c/0x240
[ 3808.607419][ C2] worker_thread+0x73d/0x1010
[ 3808.607663][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3808.608003][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3808.608268][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3808.608531][ C2] kthread+0x28f/0x360
[ 3808.608746][ C2] ? __pfx_kthread+0x10/0x10
[ 3808.608984][ C2] ret_from_fork+0x31/0x70
[ 3808.609218][ C2] ? __pfx_kthread+0x10/0x10
[ 3808.609457][ C2] ret_from_fork_asm+0x1b/0x30
[ 3808.609709][ C2]
[ 3814.743207][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 1803514 jiffies s: 48741 root: 0x4/.
[ 3814.743871][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 3814.744249][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 3814.744527][ C2] NMI backtrace for cpu 2
[ 3814.744534][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3814.744538][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3814.744541][ C2] Workqueue: netns cleanup_net
[ 3814.744546][ C2] RIP: 0010:kasan_report+0xd2/0xf0
[ 3814.744553][ C2] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 3814.744556][ C2] RSP: 0018:ffffc9000052f338 EFLAGS: 00000282
[ 3814.744559][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab3f0c
[ 3814.744560][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3814.744562][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3814.744564][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 3814.744565][ C2] R13: ffffffff98ab3f0c R14: 0000000000000004 R15: ffff888005a32640
[ 3814.744567][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3814.744569][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3814.744573][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3814.744575][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3814.744576][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3814.744578][ C2] PKRU: 55555554
[ 3814.744579][ C2] Call Trace:
[ 3814.744582][ C2]
[ 3814.744584][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 3814.744590][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 3814.744595][ C2] ? nmi_handle+0x153/0x420
[ 3814.744601][ C2] ? default_do_nmi+0x41/0x100
[ 3814.744605][ C2] ? exc_nmi+0xf3/0x120
[ 3814.744607][ C2] ? end_repeat_nmi+0xf/0x60
[ 3814.744610][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3814.744616][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3814.744620][ C2] ? kasan_report+0xd2/0xf0
[ 3814.744623][ C2] ? kasan_report+0xd2/0xf0
[ 3814.744626][ C2] ? kasan_report+0xd2/0xf0
[ 3814.744629][ C2]
[ 3814.744630][ C2]
[ 3814.744635][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 3814.744639][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3814.744643][ C2] ? __pfx___schedule+0x10/0x10
[ 3814.744648][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3814.744654][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3814.744657][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3814.744660][ C2] ? lock_acquire+0x1c1/0x220
[ 3814.744662][ C2] ? __mutex_lock+0x33e/0xb10
[ 3814.744666][ C2] ? __mutex_lock+0x811/0xb10
[ 3814.744669][ C2] _raw_spin_lock+0x67/0x80
[ 3814.744672][ C2] __mutex_lock+0x33e/0xb10
[ 3814.744675][ C2] ? __lock_release+0x40f/0x880
[ 3814.744679][ C2] ? __pfx___lock_release+0x10/0x10
[ 3814.744681][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3814.744686][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3814.744689][ C2] ? __pfx___up_read+0x10/0x10
[ 3814.744692][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3814.744696][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3814.744699][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3814.744705][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3814.744708][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3814.744712][ C2] __tcf_action_put+0x3d/0xf0
[ 3814.744717][ C2] tcf_action_destroy+0x43/0x130
[ 3814.744719][ C2] ? hlock_class+0x4e/0x130
[ 3814.744723][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3814.744725][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3814.744735][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3814.744743][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3814.744751][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3814.744760][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3814.744769][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3814.744776][ C2] ? __lock_release+0x40f/0x880
[ 3814.744779][ C2] ? __mutex_lock+0x26e/0xb10
[ 3814.744784][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3814.744793][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3814.744801][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3814.744806][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3814.744811][ C2] tcf_chain_flush+0x1e0/0x320
[ 3814.744815][ C2] __tcf_block_put+0x113/0x270
[ 3814.744819][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3814.744827][ C2] __qdisc_destroy+0xee/0x340
[ 3814.744830][ C2] dev_shutdown+0x129/0x350
[ 3814.744834][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3814.744838][ C2] ? rtnl_is_locked+0x15/0x20
[ 3814.744842][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3814.744845][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3814.744849][ C2] ? mutex_is_locked+0x17/0x50
[ 3814.744851][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3814.744856][ C2] cleanup_net+0x4cf/0xb60
[ 3814.744859][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3814.744861][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3814.744864][ C2] ? lock_acquire+0x1c1/0x220
[ 3814.744866][ C2] ? process_one_work+0x714/0x1310
[ 3814.744871][ C2] process_one_work+0x78c/0x1310
[ 3814.744875][ C2] ? hlock_class+0x4e/0x130
[ 3814.744878][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3814.744882][ C2] ? assign_work+0x16c/0x240
[ 3814.744885][ C2] worker_thread+0x73d/0x1010
[ 3814.744888][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3814.744892][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3814.744895][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3814.744897][ C2] kthread+0x28f/0x360
[ 3814.744899][ C2] ? __pfx_kthread+0x10/0x10
[ 3814.744902][ C2] ret_from_fork+0x31/0x70
[ 3814.744904][ C2] ? __pfx_kthread+0x10/0x10
[ 3814.744906][ C2] ret_from_fork_asm+0x1b/0x30
[ 3814.744914][ C2]
[ 3831.804192][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 3831.804557][ C2] rcu: 2-....: (1815643 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=454932
[ 3831.805117][ C2] rcu: (t=1820811 jiffies g=1693981 q=5299 ncpus=4)
[ 3831.805465][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3831.805942][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3831.806559][ C2] Workqueue: netns cleanup_net
[ 3831.806810][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3831.807143][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3831.808122][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 3831.808433][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3831.808836][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3831.809239][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3831.809643][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3831.810044][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3831.810446][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3831.810897][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3831.811230][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3831.811637][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3831.812039][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3831.812442][ C2] PKRU: 55555554
[ 3831.812626][ C2] Call Trace:
[ 3831.812800][ C2]
[ 3831.812948][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 3831.813225][ C2] ? print_cpu_stall+0x263/0x6a0
[ 3831.813481][ C2] ? check_cpu_stall+0x284/0x500
[ 3831.813734][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 3831.814025][ C2] ? rcu_pending+0x92/0x360
[ 3831.814257][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 3831.814530][ C2] ? update_process_times+0xb9/0x110
[ 3831.814803][ C2] ? tick_sched_handle+0x67/0x130
[ 3831.815062][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 3831.815355][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3831.815601][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 3831.815917][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3831.816191][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3831.816482][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3831.816752][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3831.817059][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3831.817326][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3831.817640][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3831.817944][ C2]
[ 3831.818094][ C2]
[ 3831.818248][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3831.818568][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3831.818867][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3831.819167][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3831.819484][ C2] ? __pfx___schedule+0x10/0x10
[ 3831.819736][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3831.819987][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3831.820266][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3831.820552][ C2] ? lock_acquire+0x1c1/0x220
[ 3831.820795][ C2] ? __mutex_lock+0x33e/0xb10
[ 3831.821037][ C2] ? __mutex_lock+0x811/0xb10
[ 3831.821278][ C2] _raw_spin_lock+0x67/0x80
[ 3831.821513][ C2] __mutex_lock+0x33e/0xb10
[ 3831.821746][ C2] ? __lock_release+0x40f/0x880
[ 3831.821996][ C2] ? __pfx___lock_release+0x10/0x10
[ 3831.822264][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3831.822564][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3831.822823][ C2] ? __pfx___up_read+0x10/0x10
[ 3831.823070][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3831.823341][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3831.823615][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3831.823911][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3831.824210][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3831.824498][ C2] __tcf_action_put+0x3d/0xf0
[ 3831.824742][ C2] tcf_action_destroy+0x43/0x130
[ 3831.824996][ C2] ? hlock_class+0x4e/0x130
[ 3831.825235][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3831.825478][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3831.825802][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3831.826077][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3831.826382][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3831.826679][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3831.826969][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3831.827283][ C2] ? __lock_release+0x40f/0x880
[ 3831.827534][ C2] ? __mutex_lock+0x26e/0xb10
[ 3831.827777][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3831.828062][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3831.828374][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3831.828682][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3831.828935][ C2] tcf_chain_flush+0x1e0/0x320
[ 3831.829180][ C2] __tcf_block_put+0x113/0x270
[ 3831.829427][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3831.829736][ C2] __qdisc_destroy+0xee/0x340
[ 3831.829980][ C2] dev_shutdown+0x129/0x350
[ 3831.830214][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3831.830540][ C2] ? rtnl_is_locked+0x15/0x20
[ 3831.830784][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3831.831102][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3831.831445][ C2] ? mutex_is_locked+0x17/0x50
[ 3831.831692][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3831.831998][ C2] cleanup_net+0x4cf/0xb60
[ 3831.832229][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3831.832521][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3831.832776][ C2] ? lock_acquire+0x1c1/0x220
[ 3831.833017][ C2] ? process_one_work+0x714/0x1310
[ 3831.833283][ C2] process_one_work+0x78c/0x1310
[ 3831.833539][ C2] ? hlock_class+0x4e/0x130
[ 3831.833771][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3831.834048][ C2] ? assign_work+0x16c/0x240
[ 3831.834285][ C2] worker_thread+0x73d/0x1010
[ 3831.834527][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3831.834864][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3831.835127][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3831.835397][ C2] kthread+0x28f/0x360
[ 3831.835607][ C2] ? __pfx_kthread+0x10/0x10
[ 3831.835845][ C2] ret_from_fork+0x31/0x70
[ 3831.836075][ C2] ? __pfx_kthread+0x10/0x10
[ 3831.836310][ C2] ret_from_fork_asm+0x1b/0x30
[ 3831.836563][ C2]
[ 3856.577615][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1721s! [kworker/u8:1:72]
[ 3856.578074][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3856.578449][ C2] irq event stamp: 22488063
[ 3856.578682][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3856.579174][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3856.579663][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3856.580146][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3856.580625][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3856.581107][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3856.581726][ C2] Workqueue: netns cleanup_net
[ 3856.581977][ C2] RIP: 0010:__kasan_check_read+0x0/0x20
[ 3856.582266][ C2] Code: 48 c7 c7 b0 c2 7e 99 5b 5d 41 5c e9 9a b3 9b ff 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 48 8b 0c 24 89 f6 31 d2 e9 af ef ff ff 66 66 2e 0f 1f
[ 3856.583252][ C2] RSP: 0018:ffffc9000052f3d8 EFLAGS: 00000206
[ 3856.583562][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3856.583968][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3856.584371][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3856.584775][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3856.585184][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3856.585589][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3856.586041][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3856.586378][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3856.586781][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3856.587186][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3856.587592][ C2] PKRU: 55555554
[ 3856.587776][ C2] Call Trace:
[ 3856.587947][ C2]
[ 3856.588105][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3856.588373][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3856.588619][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3856.588900][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3856.589174][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3856.589467][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3856.589736][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3856.590044][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3856.590311][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3856.590623][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3856.590923][ C2]
[ 3856.591073][ C2]
[ 3856.591227][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3856.591547][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3856.591844][ C2] ? __pfx___kasan_check_read+0x10/0x10
[ 3856.592128][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 3856.592414][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3856.592730][ C2] ? __pfx___schedule+0x10/0x10
[ 3856.592983][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3856.593236][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3856.593510][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3856.593796][ C2] ? lock_acquire+0x1c1/0x220
[ 3856.594037][ C2] ? __mutex_lock+0x33e/0xb10
[ 3856.594282][ C2] ? __mutex_lock+0x811/0xb10
[ 3856.594522][ C2] _raw_spin_lock+0x67/0x80
[ 3856.594756][ C2] __mutex_lock+0x33e/0xb10
[ 3856.594990][ C2] ? __lock_release+0x40f/0x880
[ 3856.595247][ C2] ? __pfx___lock_release+0x10/0x10
[ 3856.595513][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3856.595811][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3856.596070][ C2] ? __pfx___up_read+0x10/0x10
[ 3856.596320][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3856.596592][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3856.596868][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3856.597161][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3856.597460][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3856.597748][ C2] __tcf_action_put+0x3d/0xf0
[ 3856.597993][ C2] tcf_action_destroy+0x43/0x130
[ 3856.598249][ C2] ? hlock_class+0x4e/0x130
[ 3856.598482][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3856.598724][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3856.599047][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3856.599324][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3856.599628][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3856.599923][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3856.600216][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3856.600531][ C2] ? __lock_release+0x40f/0x880
[ 3856.600781][ C2] ? __mutex_lock+0x26e/0xb10
[ 3856.601023][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3856.601311][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3856.601621][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3856.601929][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3856.602181][ C2] tcf_chain_flush+0x1e0/0x320
[ 3856.602430][ C2] __tcf_block_put+0x113/0x270
[ 3856.602677][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3856.602983][ C2] __qdisc_destroy+0xee/0x340
[ 3856.603227][ C2] dev_shutdown+0x129/0x350
[ 3856.603461][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3856.603786][ C2] ? rtnl_is_locked+0x15/0x20
[ 3856.604028][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3856.604349][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3856.604695][ C2] ? mutex_is_locked+0x17/0x50
[ 3856.604940][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3856.605256][ C2] cleanup_net+0x4cf/0xb60
[ 3856.605487][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3856.605775][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3856.606028][ C2] ? lock_acquire+0x1c1/0x220
[ 3856.606272][ C2] ? process_one_work+0x714/0x1310
[ 3856.606536][ C2] process_one_work+0x78c/0x1310
[ 3856.606792][ C2] ? hlock_class+0x4e/0x130
[ 3856.607028][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3856.607308][ C2] ? assign_work+0x16c/0x240
[ 3856.607544][ C2] worker_thread+0x73d/0x1010
[ 3856.607787][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3856.608123][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3856.608387][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3856.608648][ C2] kthread+0x28f/0x360
[ 3856.608861][ C2] ? __pfx_kthread+0x10/0x10
[ 3856.609096][ C2] ret_from_fork+0x31/0x70
[ 3856.609329][ C2] ? __pfx_kthread+0x10/0x10
[ 3856.609566][ C2] ret_from_fork_asm+0x1b/0x30
[ 3856.609815][ C2]
[ 3884.577615][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1747s! [kworker/u8:1:72]
[ 3884.578073][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3884.578458][ C2] irq event stamp: 22488063
[ 3884.578691][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3884.579177][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3884.579660][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3884.580143][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3884.580618][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3884.581097][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3884.581715][ C2] Workqueue: netns cleanup_net
[ 3884.581965][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12b/0xb90
[ 3884.582294][ C2] Code: 24 80 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 90 e9 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2
[ 3884.583271][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 3884.583581][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3884.583982][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3884.584384][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3884.584786][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3884.585196][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3884.585597][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3884.586047][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3884.586383][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3884.586788][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3884.587189][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3884.587590][ C2] PKRU: 55555554
[ 3884.587774][ C2] Call Trace:
[ 3884.587948][ C2]
[ 3884.588098][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3884.588365][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3884.588612][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3884.588891][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3884.589168][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3884.589464][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3884.589732][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3884.590042][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3884.590307][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3884.590620][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3884.590918][ C2]
[ 3884.591070][ C2]
[ 3884.591223][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3884.591544][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3884.591844][ C2] ? queued_spin_lock_slowpath+0x12b/0xb90
[ 3884.592142][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3884.592460][ C2] ? __pfx___schedule+0x10/0x10
[ 3884.592713][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3884.592966][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3884.593242][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3884.593532][ C2] ? lock_acquire+0x1c1/0x220
[ 3884.593773][ C2] ? __mutex_lock+0x33e/0xb10
[ 3884.594016][ C2] ? __mutex_lock+0x811/0xb10
[ 3884.594259][ C2] _raw_spin_lock+0x67/0x80
[ 3884.594493][ C2] __mutex_lock+0x33e/0xb10
[ 3884.594725][ C2] ? __lock_release+0x40f/0x880
[ 3884.594983][ C2] ? __pfx___lock_release+0x10/0x10
[ 3884.595250][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3884.595553][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3884.595812][ C2] ? __pfx___up_read+0x10/0x10
[ 3884.596059][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3884.596337][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3884.596610][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3884.596907][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3884.597207][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3884.597499][ C2] __tcf_action_put+0x3d/0xf0
[ 3884.597742][ C2] tcf_action_destroy+0x43/0x130
[ 3884.597997][ C2] ? hlock_class+0x4e/0x130
[ 3884.598234][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3884.598478][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3884.598801][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3884.599081][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3884.599384][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3884.599688][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3884.599979][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3884.600297][ C2] ? __lock_release+0x40f/0x880
[ 3884.600550][ C2] ? __mutex_lock+0x26e/0xb10
[ 3884.600798][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3884.601084][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3884.601399][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3884.601708][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3884.601960][ C2] tcf_chain_flush+0x1e0/0x320
[ 3884.602210][ C2] __tcf_block_put+0x113/0x270
[ 3884.602459][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3884.602769][ C2] __qdisc_destroy+0xee/0x340
[ 3884.603012][ C2] dev_shutdown+0x129/0x350
[ 3884.603250][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3884.603577][ C2] ? rtnl_is_locked+0x15/0x20
[ 3884.603822][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3884.604143][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3884.604490][ C2] ? mutex_is_locked+0x17/0x50
[ 3884.604738][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3884.605050][ C2] cleanup_net+0x4cf/0xb60
[ 3884.605283][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3884.605580][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3884.605835][ C2] ? lock_acquire+0x1c1/0x220
[ 3884.606077][ C2] ? process_one_work+0x714/0x1310
[ 3884.606345][ C2] process_one_work+0x78c/0x1310
[ 3884.606602][ C2] ? hlock_class+0x4e/0x130
[ 3884.606839][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3884.607115][ C2] ? assign_work+0x16c/0x240
[ 3884.607356][ C2] worker_thread+0x73d/0x1010
[ 3884.607600][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3884.607940][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3884.608205][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3884.608469][ C2] kthread+0x28f/0x360
[ 3884.608680][ C2] ? __pfx_kthread+0x10/0x10
[ 3884.608919][ C2] ret_from_fork+0x31/0x70
[ 3884.609149][ C2] ? __pfx_kthread+0x10/0x10
[ 3884.609389][ C2] ret_from_fork_asm+0x1b/0x30
[ 3884.609644][ C2]
[ 3909.838193][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 3909.838568][ C2] rcu: 2-....: (1893584 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=474434
[ 3909.839126][ C2] rcu: (t=1898845 jiffies g=1693981 q=5299 ncpus=4)
[ 3909.839474][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3909.839951][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3909.840572][ C2] Workqueue: netns cleanup_net
[ 3909.840823][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3909.841157][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3909.842138][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 3909.842447][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3909.842852][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3909.843254][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3909.843656][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3909.844056][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3909.844461][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3909.844917][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3909.845251][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3909.845654][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3909.846055][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3909.846459][ C2] PKRU: 55555554
[ 3909.846643][ C2] Call Trace:
[ 3909.846814][ C2]
[ 3909.846965][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 3909.847243][ C2] ? print_cpu_stall+0x263/0x6a0
[ 3909.847498][ C2] ? check_cpu_stall+0x284/0x500
[ 3909.847751][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 3909.848041][ C2] ? rcu_pending+0x92/0x360
[ 3909.848274][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 3909.848546][ C2] ? update_process_times+0xb9/0x110
[ 3909.848818][ C2] ? tick_sched_handle+0x67/0x130
[ 3909.849077][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 3909.849365][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3909.849608][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 3909.849924][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3909.850200][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3909.850491][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3909.850759][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3909.851071][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3909.851337][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3909.851649][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3909.851946][ C2]
[ 3909.852100][ C2]
[ 3909.852251][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3909.852571][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3909.852870][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3909.853167][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3909.853483][ C2] ? __pfx___schedule+0x10/0x10
[ 3909.853735][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3909.853988][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3909.854261][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3909.854549][ C2] ? lock_acquire+0x1c1/0x220
[ 3909.854793][ C2] ? __mutex_lock+0x33e/0xb10
[ 3909.855037][ C2] ? __mutex_lock+0x811/0xb10
[ 3909.855279][ C2] _raw_spin_lock+0x67/0x80
[ 3909.855510][ C2] __mutex_lock+0x33e/0xb10
[ 3909.855745][ C2] ? __lock_release+0x40f/0x880
[ 3909.855995][ C2] ? __pfx___lock_release+0x10/0x10
[ 3909.856260][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3909.856561][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3909.856824][ C2] ? __pfx___up_read+0x10/0x10
[ 3909.857069][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3909.857344][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3909.857617][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3909.857910][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3909.858209][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3909.858496][ C2] __tcf_action_put+0x3d/0xf0
[ 3909.858741][ C2] tcf_action_destroy+0x43/0x130
[ 3909.858995][ C2] ? hlock_class+0x4e/0x130
[ 3909.859229][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3909.859469][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3909.859790][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3909.860068][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3909.860370][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3909.860668][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3909.860955][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3909.861271][ C2] ? __lock_release+0x40f/0x880
[ 3909.861522][ C2] ? __mutex_lock+0x26e/0xb10
[ 3909.861763][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3909.862049][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3909.862360][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3909.862666][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3909.862916][ C2] tcf_chain_flush+0x1e0/0x320
[ 3909.863163][ C2] __tcf_block_put+0x113/0x270
[ 3909.863412][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3909.863721][ C2] __qdisc_destroy+0xee/0x340
[ 3909.863964][ C2] dev_shutdown+0x129/0x350
[ 3909.864199][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3909.864523][ C2] ? rtnl_is_locked+0x15/0x20
[ 3909.864767][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3909.865090][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3909.865435][ C2] ? mutex_is_locked+0x17/0x50
[ 3909.865680][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3909.865983][ C2] cleanup_net+0x4cf/0xb60
[ 3909.866212][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3909.866498][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3909.866752][ C2] ? lock_acquire+0x1c1/0x220
[ 3909.866993][ C2] ? process_one_work+0x714/0x1310
[ 3909.867258][ C2] process_one_work+0x78c/0x1310
[ 3909.867513][ C2] ? hlock_class+0x4e/0x130
[ 3909.867746][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3909.868022][ C2] ? assign_work+0x16c/0x240
[ 3909.868259][ C2] worker_thread+0x73d/0x1010
[ 3909.868499][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3909.868835][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3909.869097][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3909.869359][ C2] kthread+0x28f/0x360
[ 3909.869569][ C2] ? __pfx_kthread+0x10/0x10
[ 3909.869806][ C2] ret_from_fork+0x31/0x70
[ 3909.870035][ C2] ? __pfx_kthread+0x10/0x10
[ 3909.870272][ C2] ret_from_fork_asm+0x1b/0x30
[ 3909.870525][ C2]
[ 3913.047212][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 1901818 jiffies s: 48741 root: 0x4/.
[ 3913.047873][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 3913.048247][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 3913.048526][ C2] NMI backtrace for cpu 2
[ 3913.048534][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3913.048538][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3913.048541][ C2] Workqueue: netns cleanup_net
[ 3913.048551][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3913.048559][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3913.048563][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 3913.048565][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3913.048567][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3913.048569][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3913.048571][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3913.048573][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3913.048575][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3913.048577][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3913.048581][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3913.048583][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3913.048584][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3913.048586][ C2] PKRU: 55555554
[ 3913.048587][ C2] Call Trace:
[ 3913.048590][ C2]
[ 3913.048594][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 3913.048600][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 3913.048606][ C2] ? nmi_handle+0x153/0x420
[ 3913.048611][ C2] ? default_do_nmi+0x41/0x100
[ 3913.048616][ C2] ? exc_nmi+0xf3/0x120
[ 3913.048619][ C2] ? end_repeat_nmi+0xf/0x60
[ 3913.048624][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3913.048627][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3913.048631][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3913.048635][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3913.048638][ C2]
[ 3913.048640][ C2]
[ 3913.048641][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3913.048646][ C2] ? __pfx___schedule+0x10/0x10
[ 3913.048652][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3913.048659][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3913.048662][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3913.048665][ C2] ? lock_acquire+0x1c1/0x220
[ 3913.048668][ C2] ? __mutex_lock+0x33e/0xb10
[ 3913.048672][ C2] ? __mutex_lock+0x811/0xb10
[ 3913.048675][ C2] _raw_spin_lock+0x67/0x80
[ 3913.048679][ C2] __mutex_lock+0x33e/0xb10
[ 3913.048682][ C2] ? __lock_release+0x40f/0x880
[ 3913.048685][ C2] ? __pfx___lock_release+0x10/0x10
[ 3913.048688][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3913.048695][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3913.048698][ C2] ? __pfx___up_read+0x10/0x10
[ 3913.048702][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3913.048706][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3913.048712][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3913.048718][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3913.048721][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3913.048726][ C2] __tcf_action_put+0x3d/0xf0
[ 3913.048730][ C2] tcf_action_destroy+0x43/0x130
[ 3913.048734][ C2] ? hlock_class+0x4e/0x130
[ 3913.048737][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3913.048741][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3913.048752][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3913.048760][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3913.048769][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3913.048778][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3913.048788][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3913.048795][ C2] ? __lock_release+0x40f/0x880
[ 3913.048798][ C2] ? __mutex_lock+0x26e/0xb10
[ 3913.048803][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3913.048812][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3913.048820][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3913.048825][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3913.048829][ C2] tcf_chain_flush+0x1e0/0x320
[ 3913.048833][ C2] __tcf_block_put+0x113/0x270
[ 3913.048838][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3913.048845][ C2] __qdisc_destroy+0xee/0x340
[ 3913.048849][ C2] dev_shutdown+0x129/0x350
[ 3913.048853][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3913.048858][ C2] ? rtnl_is_locked+0x15/0x20
[ 3913.048862][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3913.048865][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3913.048868][ C2] ? mutex_is_locked+0x17/0x50
[ 3913.048871][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3913.048878][ C2] cleanup_net+0x4cf/0xb60
[ 3913.048881][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3913.048884][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3913.048887][ C2] ? lock_acquire+0x1c1/0x220
[ 3913.048889][ C2] ? process_one_work+0x714/0x1310
[ 3913.048894][ C2] process_one_work+0x78c/0x1310
[ 3913.048898][ C2] ? hlock_class+0x4e/0x130
[ 3913.048901][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3913.048906][ C2] ? assign_work+0x16c/0x240
[ 3913.048909][ C2] worker_thread+0x73d/0x1010
[ 3913.048913][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3913.048917][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3913.048920][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3913.048922][ C2] kthread+0x28f/0x360
[ 3913.048925][ C2] ? __pfx_kthread+0x10/0x10
[ 3913.048928][ C2] ret_from_fork+0x31/0x70
[ 3913.048932][ C2] ? __pfx_kthread+0x10/0x10
[ 3913.048934][ C2] ret_from_fork_asm+0x1b/0x30
[ 3913.048942][ C2]
[ 3940.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1799s! [kworker/u8:1:72]
[ 3940.578077][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3940.578450][ C2] irq event stamp: 22488063
[ 3940.578684][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3940.579168][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3940.579653][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3940.580133][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3940.580609][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3940.581089][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3940.581707][ C2] Workqueue: netns cleanup_net
[ 3940.581957][ C2] RIP: 0010:kasan_check_range+0x12/0x1c0
[ 3940.582251][ C2] Code: 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 85 f6 0f 84 5e 01 00 00 48 89 f8 41 54 <44> 0f b6 c2 48 01 f0 55 53 72 14 eb 26 cc cc cc 48 b8 ff ff ff ff
[ 3940.583229][ C2] RSP: 0018:ffffc9000052f3d0 EFLAGS: 00000202
[ 3940.583538][ C2] RAX: ffff88800623f408 RBX: 0000000000000048 RCX: ffffffff98ab35b0
[ 3940.583942][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3940.584345][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3940.584754][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3940.585158][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3940.585564][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3940.586017][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3940.586354][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3940.586757][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3940.587162][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3940.587567][ C2] PKRU: 55555554
[ 3940.587752][ C2] Call Trace:
[ 3940.587923][ C2]
[ 3940.588077][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3940.588344][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3940.588593][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3940.588874][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3940.589151][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3940.589446][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3940.589716][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3940.590025][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3940.590292][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3940.590605][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3940.590905][ C2]
[ 3940.591057][ C2]
[ 3940.591213][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3940.591533][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 3940.591826][ C2] ? kasan_check_range+0x12/0x1c0
[ 3940.592084][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 3940.592369][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3940.592688][ C2] ? __pfx___schedule+0x10/0x10
[ 3940.592941][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3940.593195][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3940.593469][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3940.593760][ C2] ? lock_acquire+0x1c1/0x220
[ 3940.594001][ C2] ? __mutex_lock+0x33e/0xb10
[ 3940.594245][ C2] ? __mutex_lock+0x811/0xb10
[ 3940.594489][ C2] _raw_spin_lock+0x67/0x80
[ 3940.594729][ C2] __mutex_lock+0x33e/0xb10
[ 3940.594965][ C2] ? __lock_release+0x40f/0x880
[ 3940.595220][ C2] ? __pfx___lock_release+0x10/0x10
[ 3940.595486][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3940.595788][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3940.596047][ C2] ? __pfx___up_read+0x10/0x10
[ 3940.596299][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3940.596571][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3940.596844][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3940.597141][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3940.597439][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3940.597729][ C2] __tcf_action_put+0x3d/0xf0
[ 3940.597972][ C2] tcf_action_destroy+0x43/0x130
[ 3940.598228][ C2] ? hlock_class+0x4e/0x130
[ 3940.598463][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3940.598707][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3940.599033][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3940.599311][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3940.599614][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3940.599912][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3940.600202][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3940.600519][ C2] ? __lock_release+0x40f/0x880
[ 3940.600771][ C2] ? __mutex_lock+0x26e/0xb10
[ 3940.601015][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3940.601301][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3940.601614][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3940.601922][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3940.602172][ C2] tcf_chain_flush+0x1e0/0x320
[ 3940.602422][ C2] __tcf_block_put+0x113/0x270
[ 3940.602670][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3940.602979][ C2] __qdisc_destroy+0xee/0x340
[ 3940.603224][ C2] dev_shutdown+0x129/0x350
[ 3940.603457][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3940.603784][ C2] ? rtnl_is_locked+0x15/0x20
[ 3940.604029][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3940.604350][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3940.604701][ C2] ? mutex_is_locked+0x17/0x50
[ 3940.604948][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3940.605256][ C2] cleanup_net+0x4cf/0xb60
[ 3940.605485][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3940.605775][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3940.606030][ C2] ? lock_acquire+0x1c1/0x220
[ 3940.606271][ C2] ? process_one_work+0x714/0x1310
[ 3940.606535][ C2] process_one_work+0x78c/0x1310
[ 3940.606791][ C2] ? hlock_class+0x4e/0x130
[ 3940.607026][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3940.607305][ C2] ? assign_work+0x16c/0x240
[ 3940.607544][ C2] worker_thread+0x73d/0x1010
[ 3940.607788][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3940.608125][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3940.608391][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3940.608654][ C2] kthread+0x28f/0x360
[ 3940.608865][ C2] ? __pfx_kthread+0x10/0x10
[ 3940.609103][ C2] ret_from_fork+0x31/0x70
[ 3940.609333][ C2] ? __pfx_kthread+0x10/0x10
[ 3940.609570][ C2] ret_from_fork_asm+0x1b/0x30
[ 3940.609825][ C2]
[ 3968.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1826s! [kworker/u8:1:72]
[ 3968.578076][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 3968.578455][ C2] irq event stamp: 22488063
[ 3968.578687][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 3968.579175][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 3968.579661][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 3968.580149][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 3968.580628][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3968.581103][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3968.581728][ C2] Workqueue: netns cleanup_net
[ 3968.581978][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3968.582307][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3968.583286][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 3968.583596][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3968.583998][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3968.584400][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3968.584811][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3968.585216][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3968.585617][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3968.586069][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3968.586405][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3968.586809][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3968.587214][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3968.587617][ C2] PKRU: 55555554
[ 3968.587802][ C2] Call Trace:
[ 3968.587975][ C2]
[ 3968.588126][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 3968.588397][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3968.588645][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 3968.588927][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3968.589203][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3968.589498][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3968.589766][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3968.590078][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3968.590345][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3968.590658][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3968.590955][ C2]
[ 3968.591108][ C2]
[ 3968.591261][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3968.591581][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3968.591879][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3968.592179][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3968.592498][ C2] ? __pfx___schedule+0x10/0x10
[ 3968.592753][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3968.593007][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3968.593284][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3968.593571][ C2] ? lock_acquire+0x1c1/0x220
[ 3968.593814][ C2] ? __mutex_lock+0x33e/0xb10
[ 3968.594058][ C2] ? __mutex_lock+0x811/0xb10
[ 3968.594302][ C2] _raw_spin_lock+0x67/0x80
[ 3968.594542][ C2] __mutex_lock+0x33e/0xb10
[ 3968.594778][ C2] ? __lock_release+0x40f/0x880
[ 3968.595030][ C2] ? __pfx___lock_release+0x10/0x10
[ 3968.595298][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3968.595600][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3968.595859][ C2] ? __pfx___up_read+0x10/0x10
[ 3968.596105][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3968.596381][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3968.596655][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3968.596949][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3968.597250][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3968.597539][ C2] __tcf_action_put+0x3d/0xf0
[ 3968.597785][ C2] tcf_action_destroy+0x43/0x130
[ 3968.598039][ C2] ? hlock_class+0x4e/0x130
[ 3968.598277][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3968.598517][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3968.598842][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3968.599118][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3968.599426][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3968.599724][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3968.600015][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3968.600335][ C2] ? __lock_release+0x40f/0x880
[ 3968.600586][ C2] ? __mutex_lock+0x26e/0xb10
[ 3968.600828][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3968.601115][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3968.601428][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3968.601737][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3968.601990][ C2] tcf_chain_flush+0x1e0/0x320
[ 3968.602239][ C2] __tcf_block_put+0x113/0x270
[ 3968.602490][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3968.602796][ C2] __qdisc_destroy+0xee/0x340
[ 3968.603040][ C2] dev_shutdown+0x129/0x350
[ 3968.603277][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3968.603603][ C2] ? rtnl_is_locked+0x15/0x20
[ 3968.603846][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3968.604165][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3968.604520][ C2] ? mutex_is_locked+0x17/0x50
[ 3968.604765][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3968.605072][ C2] cleanup_net+0x4cf/0xb60
[ 3968.605305][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3968.605592][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3968.605847][ C2] ? lock_acquire+0x1c1/0x220
[ 3968.606091][ C2] ? process_one_work+0x714/0x1310
[ 3968.606357][ C2] process_one_work+0x78c/0x1310
[ 3968.606614][ C2] ? hlock_class+0x4e/0x130
[ 3968.606850][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3968.607129][ C2] ? assign_work+0x16c/0x240
[ 3968.607373][ C2] worker_thread+0x73d/0x1010
[ 3968.607615][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3968.607950][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3968.608217][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3968.608480][ C2] kthread+0x28f/0x360
[ 3968.608693][ C2] ? __pfx_kthread+0x10/0x10
[ 3968.608929][ C2] ret_from_fork+0x31/0x70
[ 3968.609160][ C2] ? __pfx_kthread+0x10/0x10
[ 3968.609399][ C2] ret_from_fork_asm+0x1b/0x30
[ 3968.609651][ C2]
[ 3987.870191][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 3987.870567][ C2] rcu: 2-....: (1971497 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=493935
[ 3987.871126][ C2] rcu: (t=1976877 jiffies g=1693981 q=5299 ncpus=4)
[ 3987.871468][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 3987.871950][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 3987.872569][ C2] Workqueue: netns cleanup_net
[ 3987.872824][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 3987.873158][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 3987.874138][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 3987.874456][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 3987.874859][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 3987.875267][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 3987.875671][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 3987.876074][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 3987.876476][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 3987.876928][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 3987.877267][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 3987.877673][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 3987.878077][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 3987.878480][ C2] PKRU: 55555554
[ 3987.878663][ C2] Call Trace:
[ 3987.878838][ C2]
[ 3987.878988][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 3987.879268][ C2] ? print_cpu_stall+0x263/0x6a0
[ 3987.879524][ C2] ? check_cpu_stall+0x284/0x500
[ 3987.879777][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 3987.880071][ C2] ? rcu_pending+0x92/0x360
[ 3987.880305][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 3987.880580][ C2] ? update_process_times+0xb9/0x110
[ 3987.880854][ C2] ? tick_sched_handle+0x67/0x130
[ 3987.881117][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 3987.881405][ C2] ? __run_hrtimer+0x1c0/0x710
[ 3987.881650][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 3987.881966][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 3987.882242][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 3987.882536][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 3987.882805][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 3987.883115][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 3987.883380][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 3987.883695][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 3987.883995][ C2]
[ 3987.884147][ C2]
[ 3987.884300][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 3987.884628][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 3987.884926][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 3987.885227][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 3987.885544][ C2] ? __pfx___schedule+0x10/0x10
[ 3987.885799][ C2] do_raw_spin_lock+0x1ec/0x270
[ 3987.886052][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 3987.886328][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 3987.886615][ C2] ? lock_acquire+0x1c1/0x220
[ 3987.886861][ C2] ? __mutex_lock+0x33e/0xb10
[ 3987.887106][ C2] ? __mutex_lock+0x811/0xb10
[ 3987.887348][ C2] _raw_spin_lock+0x67/0x80
[ 3987.887581][ C2] __mutex_lock+0x33e/0xb10
[ 3987.887817][ C2] ? __lock_release+0x40f/0x880
[ 3987.888068][ C2] ? __pfx___lock_release+0x10/0x10
[ 3987.888336][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3987.888636][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 3987.888895][ C2] ? __pfx___up_read+0x10/0x10
[ 3987.889145][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 3987.889416][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 3987.889691][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 3987.889985][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 3987.890284][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 3987.890572][ C2] __tcf_action_put+0x3d/0xf0
[ 3987.890818][ C2] tcf_action_destroy+0x43/0x130
[ 3987.891073][ C2] ? hlock_class+0x4e/0x130
[ 3987.891306][ C2] tcf_exts_destroy+0x3c/0xb0
[ 3987.891550][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 3987.891873][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 3987.892149][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 3987.892455][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 3987.892752][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 3987.893044][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 3987.893362][ C2] ? __lock_release+0x40f/0x880
[ 3987.893613][ C2] ? __mutex_lock+0x26e/0xb10
[ 3987.893856][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 3987.894143][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 3987.894461][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 3987.894772][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 3987.895026][ C2] tcf_chain_flush+0x1e0/0x320
[ 3987.895277][ C2] __tcf_block_put+0x113/0x270
[ 3987.895525][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 3987.895832][ C2] __qdisc_destroy+0xee/0x340
[ 3987.896078][ C2] dev_shutdown+0x129/0x350
[ 3987.896316][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 3987.896644][ C2] ? rtnl_is_locked+0x15/0x20
[ 3987.896891][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 3987.897212][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 3987.897560][ C2] ? mutex_is_locked+0x17/0x50
[ 3987.897804][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 3987.898114][ C2] cleanup_net+0x4cf/0xb60
[ 3987.898346][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 3987.898634][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 3987.898890][ C2] ? lock_acquire+0x1c1/0x220
[ 3987.899133][ C2] ? process_one_work+0x714/0x1310
[ 3987.899403][ C2] process_one_work+0x78c/0x1310
[ 3987.899661][ C2] ? hlock_class+0x4e/0x130
[ 3987.899893][ C2] ? __pfx_process_one_work+0x10/0x10
[ 3987.900173][ C2] ? assign_work+0x16c/0x240
[ 3987.900412][ C2] worker_thread+0x73d/0x1010
[ 3987.900656][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 3987.900994][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3987.901259][ C2] ? __pfx_worker_thread+0x10/0x10
[ 3987.901521][ C2] kthread+0x28f/0x360
[ 3987.901735][ C2] ? __pfx_kthread+0x10/0x10
[ 3987.901972][ C2] ret_from_fork+0x31/0x70
[ 3987.902205][ C2] ? __pfx_kthread+0x10/0x10
[ 3987.902443][ C2] ret_from_fork_asm+0x1b/0x30
[ 3987.902695][ C2]
[ 4011.351210][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 2000122 jiffies s: 48741 root: 0x4/.
[ 4011.351881][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 4011.352255][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 4011.352534][ C2] NMI backtrace for cpu 2
[ 4011.352544][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4011.352549][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4011.352552][ C2] Workqueue: netns cleanup_net
[ 4011.352563][ C2] RIP: 0010:kasan_report+0x19/0xf0
[ 4011.352572][ C2] Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca <65> 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00
[ 4011.352575][ C2] RSP: 0018:ffffc9000052f338 EFLAGS: 00000282
[ 4011.352578][ C2] RAX: 00000000000000fb RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 4011.352580][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 4011.352582][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 4011.352584][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 4011.352586][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 4011.352588][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 4011.352590][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4011.352594][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 4011.352596][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4011.352597][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4011.352599][ C2] PKRU: 55555554
[ 4011.352600][ C2] Call Trace:
[ 4011.352603][ C2]
[ 4011.352608][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 4011.352615][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 4011.352620][ C2] ? nmi_handle+0x153/0x420
[ 4011.352626][ C2] ? default_do_nmi+0x41/0x100
[ 4011.352632][ C2] ? exc_nmi+0xf3/0x120
[ 4011.352635][ C2] ? end_repeat_nmi+0xf/0x60
[ 4011.352640][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4011.352646][ C2] ? kasan_report+0x19/0xf0
[ 4011.352649][ C2] ? kasan_report+0x19/0xf0
[ 4011.352652][ C2] ? kasan_report+0x19/0xf0
[ 4011.352655][ C2]
[ 4011.352656][ C2]
[ 4011.352660][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 4011.352664][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4011.352668][ C2] ? __pfx___schedule+0x10/0x10
[ 4011.352674][ C2] do_raw_spin_lock+0x1ec/0x270
[ 4011.352681][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4011.352684][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4011.352687][ C2] ? lock_acquire+0x1c1/0x220
[ 4011.352690][ C2] ? __mutex_lock+0x33e/0xb10
[ 4011.352695][ C2] ? __mutex_lock+0x811/0xb10
[ 4011.352698][ C2] _raw_spin_lock+0x67/0x80
[ 4011.352701][ C2] __mutex_lock+0x33e/0xb10
[ 4011.352706][ C2] ? __lock_release+0x40f/0x880
[ 4011.352709][ C2] ? __pfx___lock_release+0x10/0x10
[ 4011.352712][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4011.352718][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 4011.352721][ C2] ? __pfx___up_read+0x10/0x10
[ 4011.352726][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 4011.352729][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 4011.352735][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4011.352741][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4011.352745][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 4011.352749][ C2] __tcf_action_put+0x3d/0xf0
[ 4011.352755][ C2] tcf_action_destroy+0x43/0x130
[ 4011.352758][ C2] ? hlock_class+0x4e/0x130
[ 4011.352762][ C2] tcf_exts_destroy+0x3c/0xb0
[ 4011.352765][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 4011.352777][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 4011.352786][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 4011.352794][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 4011.352803][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 4011.352812][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 4011.352820][ C2] ? __lock_release+0x40f/0x880
[ 4011.352824][ C2] ? __mutex_lock+0x26e/0xb10
[ 4011.352828][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 4011.352837][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 4011.352846][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4011.352850][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 4011.352855][ C2] tcf_chain_flush+0x1e0/0x320
[ 4011.352859][ C2] __tcf_block_put+0x113/0x270
[ 4011.352864][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 4011.352871][ C2] __qdisc_destroy+0xee/0x340
[ 4011.352875][ C2] dev_shutdown+0x129/0x350
[ 4011.352879][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4011.352884][ C2] ? rtnl_is_locked+0x15/0x20
[ 4011.352888][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4011.352891][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4011.352894][ C2] ? mutex_is_locked+0x17/0x50
[ 4011.352897][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 4011.352904][ C2] cleanup_net+0x4cf/0xb60
[ 4011.352908][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4011.352911][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 4011.352914][ C2] ? lock_acquire+0x1c1/0x220
[ 4011.352916][ C2] ? process_one_work+0x714/0x1310
[ 4011.352922][ C2] process_one_work+0x78c/0x1310
[ 4011.352926][ C2] ? hlock_class+0x4e/0x130
[ 4011.352930][ C2] ? __pfx_process_one_work+0x10/0x10
[ 4011.352935][ C2] ? assign_work+0x16c/0x240
[ 4011.352938][ C2] worker_thread+0x73d/0x1010
[ 4011.352941][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4011.352946][ C2] ? __pfx_worker_thread+0x10/0x10
[ 4011.352949][ C2] ? __pfx_worker_thread+0x10/0x10
[ 4011.352951][ C2] kthread+0x28f/0x360
[ 4011.352955][ C2] ? __pfx_kthread+0x10/0x10
[ 4011.352957][ C2] ret_from_fork+0x31/0x70
[ 4011.352960][ C2] ? __pfx_kthread+0x10/0x10
[ 4011.352962][ C2] ret_from_fork_asm+0x1b/0x30
[ 4011.352972][ C2]
[ 4036.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1889s! [kworker/u8:1:72]
[ 4036.578074][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 4036.578450][ C2] irq event stamp: 22488063
[ 4036.578680][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 4036.579165][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 4036.579649][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 4036.580130][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 4036.580606][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4036.581081][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4036.581702][ C2] Workqueue: netns cleanup_net
[ 4036.581951][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 4036.582284][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 4036.583264][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 4036.583573][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 4036.583974][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 4036.584380][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 4036.584780][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 4036.585183][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 4036.585585][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 4036.586034][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4036.586379][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 4036.586782][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4036.587186][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4036.587589][ C2] PKRU: 55555554
[ 4036.587774][ C2] Call Trace:
[ 4036.587946][ C2]
[ 4036.588098][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4036.588365][ C2] ? __run_hrtimer+0x1c0/0x710
[ 4036.588612][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4036.588897][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 4036.589172][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4036.589465][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 4036.589735][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4036.590045][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 4036.590312][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4036.590626][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4036.590925][ C2]
[ 4036.591078][ C2]
[ 4036.591232][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4036.591551][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4036.591849][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 4036.592151][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4036.592469][ C2] ? __pfx___schedule+0x10/0x10
[ 4036.592722][ C2] do_raw_spin_lock+0x1ec/0x270
[ 4036.592975][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4036.593252][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4036.593539][ C2] ? lock_acquire+0x1c1/0x220
[ 4036.593781][ C2] ? __mutex_lock+0x33e/0xb10
[ 4036.594024][ C2] ? __mutex_lock+0x811/0xb10
[ 4036.594271][ C2] _raw_spin_lock+0x67/0x80
[ 4036.594506][ C2] __mutex_lock+0x33e/0xb10
[ 4036.594741][ C2] ? __lock_release+0x40f/0x880
[ 4036.594991][ C2] ? __pfx___lock_release+0x10/0x10
[ 4036.595259][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4036.595563][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 4036.595823][ C2] ? __pfx___up_read+0x10/0x10
[ 4036.596077][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 4036.596348][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 4036.596623][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4036.596917][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4036.597218][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 4036.597506][ C2] __tcf_action_put+0x3d/0xf0
[ 4036.597750][ C2] tcf_action_destroy+0x43/0x130
[ 4036.598005][ C2] ? hlock_class+0x4e/0x130
[ 4036.598240][ C2] tcf_exts_destroy+0x3c/0xb0
[ 4036.598482][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 4036.598806][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 4036.599081][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 4036.599388][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 4036.599685][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 4036.599977][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 4036.600294][ C2] ? __lock_release+0x40f/0x880
[ 4036.600545][ C2] ? __mutex_lock+0x26e/0xb10
[ 4036.600787][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 4036.601073][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 4036.601392][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4036.601702][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 4036.601953][ C2] tcf_chain_flush+0x1e0/0x320
[ 4036.602202][ C2] __tcf_block_put+0x113/0x270
[ 4036.602450][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 4036.602757][ C2] __qdisc_destroy+0xee/0x340
[ 4036.603001][ C2] dev_shutdown+0x129/0x350
[ 4036.603238][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4036.603564][ C2] ? rtnl_is_locked+0x15/0x20
[ 4036.603806][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4036.604125][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4036.604477][ C2] ? mutex_is_locked+0x17/0x50
[ 4036.604720][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 4036.605027][ C2] cleanup_net+0x4cf/0xb60
[ 4036.605261][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4036.605547][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 4036.605801][ C2] ? lock_acquire+0x1c1/0x220
[ 4036.606043][ C2] ? process_one_work+0x714/0x1310
[ 4036.606311][ C2] process_one_work+0x78c/0x1310
[ 4036.606568][ C2] ? hlock_class+0x4e/0x130
[ 4036.606800][ C2] ? __pfx_process_one_work+0x10/0x10
[ 4036.607079][ C2] ? assign_work+0x16c/0x240
[ 4036.607316][ C2] worker_thread+0x73d/0x1010
[ 4036.607560][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4036.607896][ C2] ? __pfx_worker_thread+0x10/0x10
[ 4036.608158][ C2] ? __pfx_worker_thread+0x10/0x10
[ 4036.608423][ C2] kthread+0x28f/0x360
[ 4036.608636][ C2] ? __pfx_kthread+0x10/0x10
[ 4036.608872][ C2] ret_from_fork+0x31/0x70
[ 4036.609104][ C2] ? __pfx_kthread+0x10/0x10
[ 4036.609342][ C2] ret_from_fork_asm+0x1b/0x30
[ 4036.609594][ C2]
[ 4064.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1915s! [kworker/u8:1:72]
[ 4064.578073][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 4064.578446][ C2] irq event stamp: 22488063
[ 4064.578677][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 4064.579162][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 4064.579647][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 4064.580126][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 4064.580603][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4064.581080][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4064.581701][ C2] Workqueue: netns cleanup_net
[ 4064.581949][ C2] RIP: 0010:kasan_report+0x19/0xf0
[ 4064.582218][ C2] Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca <65> 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00
[ 4064.583206][ C2] RSP: 0018:ffffc9000052f338 EFLAGS: 00000282
[ 4064.583518][ C2] RAX: 00000000000000fb RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 4064.583924][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 4064.584333][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 4064.584736][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 4064.585143][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 4064.585549][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 4064.586003][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4064.586340][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 4064.586744][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4064.587150][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4064.587556][ C2] PKRU: 55555554
[ 4064.587741][ C2] Call Trace:
[ 4064.587917][ C2]
[ 4064.588072][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4064.588340][ C2] ? __run_hrtimer+0x1c0/0x710
[ 4064.588589][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4064.588871][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 4064.589147][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4064.589442][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 4064.589713][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4064.590023][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 4064.590294][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4064.590608][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4064.590909][ C2]
[ 4064.591061][ C2]
[ 4064.591216][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4064.591539][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4064.591838][ C2] ? kasan_report+0x19/0xf0
[ 4064.592077][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 4064.592370][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4064.592687][ C2] ? __pfx___schedule+0x10/0x10
[ 4064.592941][ C2] do_raw_spin_lock+0x1ec/0x270
[ 4064.593197][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4064.593475][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4064.593764][ C2] ? lock_acquire+0x1c1/0x220
[ 4064.594010][ C2] ? __mutex_lock+0x33e/0xb10
[ 4064.594258][ C2] ? __mutex_lock+0x811/0xb10
[ 4064.594501][ C2] _raw_spin_lock+0x67/0x80
[ 4064.594736][ C2] __mutex_lock+0x33e/0xb10
[ 4064.594970][ C2] ? __lock_release+0x40f/0x880
[ 4064.595223][ C2] ? __pfx___lock_release+0x10/0x10
[ 4064.595490][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4064.595792][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 4064.596053][ C2] ? __pfx___up_read+0x10/0x10
[ 4064.596301][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 4064.596575][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 4064.596851][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4064.597148][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4064.597451][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 4064.597741][ C2] __tcf_action_put+0x3d/0xf0
[ 4064.597986][ C2] tcf_action_destroy+0x43/0x130
[ 4064.598242][ C2] ? hlock_class+0x4e/0x130
[ 4064.598478][ C2] tcf_exts_destroy+0x3c/0xb0
[ 4064.598724][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 4064.599047][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 4064.599329][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 4064.599633][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 4064.599932][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 4064.600226][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 4064.600544][ C2] ? __lock_release+0x40f/0x880
[ 4064.600796][ C2] ? __mutex_lock+0x26e/0xb10
[ 4064.601040][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 4064.601329][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 4064.601642][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4064.601950][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 4064.602203][ C2] tcf_chain_flush+0x1e0/0x320
[ 4064.602453][ C2] __tcf_block_put+0x113/0x270
[ 4064.602702][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 4064.603010][ C2] __qdisc_destroy+0xee/0x340
[ 4064.603256][ C2] dev_shutdown+0x129/0x350
[ 4064.603492][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4064.603820][ C2] ? rtnl_is_locked+0x15/0x20
[ 4064.604070][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4064.604394][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4064.604741][ C2] ? mutex_is_locked+0x17/0x50
[ 4064.604988][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 4064.605294][ C2] cleanup_net+0x4cf/0xb60
[ 4064.605527][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4064.605815][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 4064.606071][ C2] ? lock_acquire+0x1c1/0x220
[ 4064.606314][ C2] ? process_one_work+0x714/0x1310
[ 4064.606582][ C2] process_one_work+0x78c/0x1310
[ 4064.606839][ C2] ? hlock_class+0x4e/0x130
[ 4064.607073][ C2] ? __pfx_process_one_work+0x10/0x10
[ 4064.607354][ C2] ? assign_work+0x16c/0x240
[ 4064.607595][ C2] worker_thread+0x73d/0x1010
[ 4064.607836][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4064.608176][ C2] ? __pfx_worker_thread+0x10/0x10
[ 4064.608442][ C2] ? __pfx_worker_thread+0x10/0x10
[ 4064.608705][ C2] kthread+0x28f/0x360
[ 4064.608917][ C2] ? __pfx_kthread+0x10/0x10
[ 4064.609156][ C2] ret_from_fork+0x31/0x70
[ 4064.609388][ C2] ? __pfx_kthread+0x10/0x10
[ 4064.609626][ C2] ret_from_fork_asm+0x1b/0x30
[ 4064.609879][ C2]
[ 4065.903192][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 4065.903539][ C2] rcu: 2-....: (2049411 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=513436
[ 4065.904105][ C2] rcu: (t=2054910 jiffies g=1693981 q=5299 ncpus=4)
[ 4065.904447][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4065.904922][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4065.905542][ C2] Workqueue: netns cleanup_net
[ 4065.905790][ C2] RIP: 0010:kasan_report+0xd2/0xf0
[ 4065.906054][ C2] Code: 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff ff 34 24 9d <48> 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc
[ 4065.907036][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 4065.907346][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab35b0
[ 4065.907748][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 4065.908150][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 4065.908553][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 4065.908954][ C2] R13: ffffffff98ab35b0 R14: 0000000000000004 R15: ffff888005a32640
[ 4065.909356][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 4065.909804][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4065.910137][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 4065.910543][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4065.910944][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4065.911345][ C2] PKRU: 55555554
[ 4065.911529][ C2] Call Trace:
[ 4065.911702][ C2]
[ 4065.911850][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 4065.912126][ C2] ? print_cpu_stall+0x263/0x6a0
[ 4065.912381][ C2] ? check_cpu_stall+0x284/0x500
[ 4065.912634][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 4065.912924][ C2] ? rcu_pending+0x92/0x360
[ 4065.913156][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 4065.913430][ C2] ? update_process_times+0xb9/0x110
[ 4065.913704][ C2] ? tick_sched_handle+0x67/0x130
[ 4065.913964][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 4065.914257][ C2] ? __run_hrtimer+0x1c0/0x710
[ 4065.914502][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 4065.914817][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 4065.915091][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4065.915380][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 4065.915649][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4065.915956][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 4065.916221][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4065.916533][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4065.916832][ C2]
[ 4065.916982][ C2]
[ 4065.917134][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4065.917451][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4065.917747][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4065.918036][ C2] ? kasan_report+0xd2/0xf0
[ 4065.918273][ C2] kasan_check_range+0x39/0x1c0
[ 4065.918524][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 4065.918807][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4065.919121][ C2] ? __pfx___schedule+0x10/0x10
[ 4065.919373][ C2] do_raw_spin_lock+0x1ec/0x270
[ 4065.919626][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4065.919899][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4065.920187][ C2] ? lock_acquire+0x1c1/0x220
[ 4065.920426][ C2] ? __mutex_lock+0x33e/0xb10
[ 4065.920669][ C2] ? __mutex_lock+0x811/0xb10
[ 4065.920911][ C2] _raw_spin_lock+0x67/0x80
[ 4065.921143][ C2] __mutex_lock+0x33e/0xb10
[ 4065.921377][ C2] ? __lock_release+0x40f/0x880
[ 4065.921627][ C2] ? __pfx___lock_release+0x10/0x10
[ 4065.921895][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4065.922194][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 4065.922453][ C2] ? __pfx___up_read+0x10/0x10
[ 4065.922697][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 4065.922968][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 4065.923239][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4065.923531][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4065.923829][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 4065.924122][ C2] __tcf_action_put+0x3d/0xf0
[ 4065.924365][ C2] tcf_action_destroy+0x43/0x130
[ 4065.924618][ C2] ? hlock_class+0x4e/0x130
[ 4065.924852][ C2] tcf_exts_destroy+0x3c/0xb0
[ 4065.925092][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 4065.925412][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 4065.925690][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 4065.925992][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 4065.926290][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 4065.926577][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 4065.926892][ C2] ? __lock_release+0x40f/0x880
[ 4065.927142][ C2] ? __mutex_lock+0x26e/0xb10
[ 4065.927385][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 4065.927671][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 4065.927982][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4065.928288][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 4065.928538][ C2] tcf_chain_flush+0x1e0/0x320
[ 4065.928784][ C2] __tcf_block_put+0x113/0x270
[ 4065.929032][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 4065.929342][ C2] __qdisc_destroy+0xee/0x340
[ 4065.929584][ C2] dev_shutdown+0x129/0x350
[ 4065.929818][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4065.930142][ C2] ? rtnl_is_locked+0x15/0x20
[ 4065.930389][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4065.930707][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4065.931050][ C2] ? mutex_is_locked+0x17/0x50
[ 4065.931296][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 4065.931598][ C2] cleanup_net+0x4cf/0xb60
[ 4065.931828][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4065.932113][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 4065.932368][ C2] ? lock_acquire+0x1c1/0x220
[ 4065.932609][ C2] ? process_one_work+0x714/0x1310
[ 4065.932871][ C2] process_one_work+0x78c/0x1310
[ 4065.933125][ C2] ? hlock_class+0x4e/0x130
[ 4065.933359][ C2] ? __pfx_process_one_work+0x10/0x10
[ 4065.933635][ C2] ? assign_work+0x16c/0x240
[ 4065.933873][ C2] worker_thread+0x73d/0x1010
[ 4065.934120][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4065.934459][ C2] ? __pfx_worker_thread+0x10/0x10
[ 4065.934721][ C2] ? __pfx_worker_thread+0x10/0x10
[ 4065.934983][ C2] kthread+0x28f/0x360
[ 4065.935193][ C2] ? __pfx_kthread+0x10/0x10
[ 4065.935432][ C2] ret_from_fork+0x31/0x70
[ 4065.935661][ C2] ? __pfx_kthread+0x10/0x10
[ 4065.935899][ C2] ret_from_fork_asm+0x1b/0x30
[ 4065.936152][ C2]
[ 4092.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1941s! [kworker/u8:1:72]
[ 4092.578072][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 4092.578442][ C2] irq event stamp: 22488063
[ 4092.578675][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 4092.579158][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 4092.579646][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 4092.580126][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 4092.580604][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4092.581080][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4092.581698][ C2] Workqueue: netns cleanup_net
[ 4092.581947][ C2] RIP: 0010:kasan_check_range+0x34/0x1c0
[ 4092.582241][ C2] Code: 01 00 00 48 89 f8 41 54 44 0f b6 c2 48 01 f0 55 53 72 14 eb 26 cc cc cc 48 b8 ff ff ff ff ff ff ff fe 48 39 c7 77 23 44 89 c2 57 e8 ff ff 83 f0 01 5b 5d 41 5c c3 cc cc cc cc 48 b8 ff ff ff
[ 4092.583219][ C2] RSP: 0018:ffffc9000052f3c0 EFLAGS: 00000213
[ 4092.583529][ C2] RAX: 0000000000000001 RBX: ffffed1000c47e82 RCX: ffffffff98ab35b0
[ 4092.583935][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 4092.584339][ C2] RBP: ffffed1000c47e81 R08: 0000000000000000 R09: ffffed1000c47e81
[ 4092.584741][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 4092.585143][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 4092.585546][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 4092.585997][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4092.586331][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 4092.586732][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4092.587135][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4092.587539][ C2] PKRU: 55555554
[ 4092.587722][ C2] Call Trace:
[ 4092.587894][ C2]
[ 4092.588046][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4092.588312][ C2] ? __run_hrtimer+0x1c0/0x710
[ 4092.588560][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4092.588839][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 4092.589114][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4092.589408][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 4092.589679][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4092.589989][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 4092.590259][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4092.590571][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4092.590870][ C2]
[ 4092.591022][ C2]
[ 4092.591175][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4092.591498][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4092.591789][ C2] ? kasan_check_range+0x34/0x1c0
[ 4092.592049][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 4092.592336][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4092.592652][ C2] ? __pfx___schedule+0x10/0x10
[ 4092.592905][ C2] do_raw_spin_lock+0x1ec/0x270
[ 4092.593159][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4092.593435][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4092.593724][ C2] ? lock_acquire+0x1c1/0x220
[ 4092.593972][ C2] ? __mutex_lock+0x33e/0xb10
[ 4092.594214][ C2] ? __mutex_lock+0x811/0xb10
[ 4092.594458][ C2] _raw_spin_lock+0x67/0x80
[ 4092.594692][ C2] __mutex_lock+0x33e/0xb10
[ 4092.594925][ C2] ? __lock_release+0x40f/0x880
[ 4092.595177][ C2] ? __pfx___lock_release+0x10/0x10
[ 4092.595444][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4092.595748][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 4092.596007][ C2] ? __pfx___up_read+0x10/0x10
[ 4092.596256][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 4092.596527][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 4092.596800][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4092.597096][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4092.597396][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 4092.597687][ C2] __tcf_action_put+0x3d/0xf0
[ 4092.597932][ C2] tcf_action_destroy+0x43/0x130
[ 4092.598187][ C2] ? hlock_class+0x4e/0x130
[ 4092.598424][ C2] tcf_exts_destroy+0x3c/0xb0
[ 4092.598666][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 4092.598991][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 4092.599268][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 4092.599573][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 4092.599871][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 4092.600160][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 4092.600480][ C2] ? __lock_release+0x40f/0x880
[ 4092.600731][ C2] ? __mutex_lock+0x26e/0xb10
[ 4092.600974][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 4092.601261][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 4092.601573][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4092.601881][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 4092.602132][ C2] tcf_chain_flush+0x1e0/0x320
[ 4092.602380][ C2] __tcf_block_put+0x113/0x270
[ 4092.602629][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 4092.602937][ C2] __qdisc_destroy+0xee/0x340
[ 4092.603186][ C2] dev_shutdown+0x129/0x350
[ 4092.603420][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4092.603748][ C2] ? rtnl_is_locked+0x15/0x20
[ 4092.603997][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4092.604319][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4092.604664][ C2] ? mutex_is_locked+0x17/0x50
[ 4092.604910][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 4092.605217][ C2] cleanup_net+0x4cf/0xb60
[ 4092.605446][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4092.605735][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 4092.605991][ C2] ? lock_acquire+0x1c1/0x220
[ 4092.606231][ C2] ? process_one_work+0x714/0x1310
[ 4092.606498][ C2] process_one_work+0x78c/0x1310
[ 4092.606753][ C2] ? hlock_class+0x4e/0x130
[ 4092.606988][ C2] ? __pfx_process_one_work+0x10/0x10
[ 4092.607264][ C2] ? assign_work+0x16c/0x240
[ 4092.607503][ C2] worker_thread+0x73d/0x1010
[ 4092.607746][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4092.608085][ C2] ? __pfx_worker_thread+0x10/0x10
[ 4092.608349][ C2] ? __pfx_worker_thread+0x10/0x10
[ 4092.608611][ C2] kthread+0x28f/0x360
[ 4092.608821][ C2] ? __pfx_kthread+0x10/0x10
[ 4092.609059][ C2] ret_from_fork+0x31/0x70
[ 4092.609290][ C2] ? __pfx_kthread+0x10/0x10
[ 4092.609526][ C2] ret_from_fork_asm+0x1b/0x30
[ 4092.609779][ C2]
[ 4109.655218][ T33] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 2-.... } 2098426 jiffies s: 48741 root: 0x4/.
[ 4109.655874][ T33] rcu: blocking rcu_node structures (internal RCU debug):
[ 4109.656249][ T33] Sending NMI from CPU 3 to CPUs 2:
[ 4109.656529][ C2] NMI backtrace for cpu 2
[ 4109.656538][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4109.656543][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4109.656546][ C2] Workqueue: netns cleanup_net
[ 4109.656557][ C2] RIP: 0010:kasan_report+0x19/0xf0
[ 4109.656566][ C2] Code: 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 41 57 41 56 41 55 41 54 55 53 48 83 ec 70 9c 8f 04 24 0f 01 ca <65> 4c 8b 3c 25 80 b8 1f 00 41 8b 87 e0 17 00 00 85 c0 0f 85 b7 00
[ 4109.656569][ C2] RSP: 0018:ffffc9000052f318 EFLAGS: 00000286
[ 4109.656571][ C2] RAX: 0000000000000001 RBX: ffffed1000c47e82 RCX: ffffffff98ab35b0
[ 4109.656573][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 4109.656575][ C2] RBP: ffffed1000c47e81 R08: 0000000000000000 R09: ffffed1000c47e81
[ 4109.656577][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 4109.656579][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 4109.656581][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 4109.656583][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4109.656587][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 4109.656589][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4109.656591][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4109.656593][ C2] PKRU: 55555554
[ 4109.656594][ C2] Call Trace:
[ 4109.656598][ C2]
[ 4109.656602][ C2] ? nmi_cpu_backtrace+0x112/0x220
[ 4109.656609][ C2] ? nmi_cpu_backtrace_handler+0x11/0x20
[ 4109.656615][ C2] ? nmi_handle+0x153/0x420
[ 4109.656620][ C2] ? default_do_nmi+0x41/0x100
[ 4109.656626][ C2] ? exc_nmi+0xf3/0x120
[ 4109.656629][ C2] ? end_repeat_nmi+0xf/0x60
[ 4109.656634][ C2] ? queued_spin_lock_slowpath+0xb0/0xb90
[ 4109.656641][ C2] ? kasan_report+0x19/0xf0
[ 4109.656644][ C2] ? kasan_report+0x19/0xf0
[ 4109.656647][ C2] ? kasan_report+0x19/0xf0
[ 4109.656650][ C2]
[ 4109.656651][ C2]
[ 4109.656655][ C2] kasan_check_range+0x39/0x1c0
[ 4109.656660][ C2] queued_spin_lock_slowpath+0xb0/0xb90
[ 4109.656664][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4109.656668][ C2] ? __pfx___schedule+0x10/0x10
[ 4109.656674][ C2] do_raw_spin_lock+0x1ec/0x270
[ 4109.656681][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4109.656684][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4109.656687][ C2] ? lock_acquire+0x1c1/0x220
[ 4109.656690][ C2] ? __mutex_lock+0x33e/0xb10
[ 4109.656695][ C2] ? __mutex_lock+0x811/0xb10
[ 4109.656698][ C2] _raw_spin_lock+0x67/0x80
[ 4109.656701][ C2] __mutex_lock+0x33e/0xb10
[ 4109.656705][ C2] ? __lock_release+0x40f/0x880
[ 4109.656708][ C2] ? __pfx___lock_release+0x10/0x10
[ 4109.656711][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4109.656718][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 4109.656722][ C2] ? __pfx___up_read+0x10/0x10
[ 4109.656726][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 4109.656729][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 4109.656735][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4109.656741][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4109.656744][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 4109.656748][ C2] __tcf_action_put+0x3d/0xf0
[ 4109.656753][ C2] tcf_action_destroy+0x43/0x130
[ 4109.656756][ C2] ? hlock_class+0x4e/0x130
[ 4109.656760][ C2] tcf_exts_destroy+0x3c/0xb0
[ 4109.656764][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 4109.656776][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 4109.656785][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 4109.656794][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 4109.656803][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 4109.656813][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 4109.656820][ C2] ? __lock_release+0x40f/0x880
[ 4109.656824][ C2] ? __mutex_lock+0x26e/0xb10
[ 4109.656829][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 4109.656838][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 4109.656846][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4109.656851][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 4109.656855][ C2] tcf_chain_flush+0x1e0/0x320
[ 4109.656859][ C2] __tcf_block_put+0x113/0x270
[ 4109.656865][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 4109.656872][ C2] __qdisc_destroy+0xee/0x340
[ 4109.656877][ C2] dev_shutdown+0x129/0x350
[ 4109.656881][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4109.656886][ C2] ? rtnl_is_locked+0x15/0x20
[ 4109.656890][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4109.656893][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4109.656896][ C2] ? mutex_is_locked+0x17/0x50
[ 4109.656899][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 4109.656906][ C2] cleanup_net+0x4cf/0xb60
[ 4109.656909][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4109.656912][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 4109.656915][ C2] ? lock_acquire+0x1c1/0x220
[ 4109.656917][ C2] ? process_one_work+0x714/0x1310
[ 4109.656923][ C2] process_one_work+0x78c/0x1310
[ 4109.656928][ C2] ? hlock_class+0x4e/0x130
[ 4109.656931][ C2] ? __pfx_process_one_work+0x10/0x10
[ 4109.656936][ C2] ? assign_work+0x16c/0x240
[ 4109.656940][ C2] worker_thread+0x73d/0x1010
[ 4109.656943][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4109.656947][ C2] ? __pfx_worker_thread+0x10/0x10
[ 4109.656950][ C2] ? __pfx_worker_thread+0x10/0x10
[ 4109.656953][ C2] kthread+0x28f/0x360
[ 4109.656957][ C2] ? __pfx_kthread+0x10/0x10
[ 4109.656959][ C2] ret_from_fork+0x31/0x70
[ 4109.656962][ C2] ? __pfx_kthread+0x10/0x10
[ 4109.656964][ C2] ret_from_fork_asm+0x1b/0x30
[ 4109.656974][ C2]
[ 4136.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 1982s! [kworker/u8:1:72]
[ 4136.578069][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 4136.578443][ C2] irq event stamp: 22488063
[ 4136.578672][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 4136.579159][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 4136.579644][ C2] softirqs last enabled at (22488048): [] __do_softirq+0x519/0x7ff
[ 4136.580127][ C2] softirqs last disabled at (22487883): [] irq_exit_rcu+0x98/0xc0
[ 4136.580602][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4136.581078][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4136.581697][ C2] Workqueue: netns cleanup_net
[ 4136.581947][ C2] RIP: 0010:queued_spin_lock_slowpath+0x12d/0xb90
[ 4136.582276][ C2] Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 43 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e2 00 00
[ 4136.583252][ C2] RSP: 0018:ffffc9000052f3e0 EFLAGS: 00000206
[ 4136.583563][ C2] RAX: 0000000000000000 RBX: 0000000000000048 RCX: ffffffff98ab3f0c
[ 4136.583970][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 4136.584371][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 4136.584772][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000003
[ 4136.585174][ C2] R13: ffffed1000c47e81 R14: 0000000000000001 R15: 1ffff920000a5e7d
[ 4136.585577][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 4136.586027][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4136.586362][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 4136.586765][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4136.587168][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4136.587569][ C2] PKRU: 55555554
[ 4136.587752][ C2] Call Trace:
[ 4136.587925][ C2]
[ 4136.588075][ C2] ? watchdog_timer_fn+0x2cf/0x3c0
[ 4136.588341][ C2] ? __run_hrtimer+0x1c0/0x710
[ 4136.588589][ C2] ? __pfx_watchdog_timer_fn+0x10/0x10
[ 4136.588868][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 4136.589140][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4136.589435][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 4136.589703][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4136.590013][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 4136.590278][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4136.590592][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4136.590889][ C2]
[ 4136.591042][ C2]
[ 4136.591194][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4136.591516][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4136.591813][ C2] ? queued_spin_lock_slowpath+0x12d/0xb90
[ 4136.592112][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4136.592429][ C2] ? __pfx___schedule+0x10/0x10
[ 4136.592683][ C2] do_raw_spin_lock+0x1ec/0x270
[ 4136.592936][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4136.593212][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4136.593499][ C2] ? lock_acquire+0x1c1/0x220
[ 4136.593748][ C2] ? __mutex_lock+0x33e/0xb10
[ 4136.593993][ C2] ? __mutex_lock+0x811/0xb10
[ 4136.594236][ C2] _raw_spin_lock+0x67/0x80
[ 4136.594469][ C2] __mutex_lock+0x33e/0xb10
[ 4136.594703][ C2] ? __lock_release+0x40f/0x880
[ 4136.594955][ C2] ? __pfx___lock_release+0x10/0x10
[ 4136.595223][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4136.595523][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 4136.595783][ C2] ? __pfx___up_read+0x10/0x10
[ 4136.596029][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 4136.596303][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 4136.596580][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4136.596874][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4136.597174][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 4136.597465][ C2] __tcf_action_put+0x3d/0xf0
[ 4136.597710][ C2] tcf_action_destroy+0x43/0x130
[ 4136.597966][ C2] ? hlock_class+0x4e/0x130
[ 4136.598203][ C2] tcf_exts_destroy+0x3c/0xb0
[ 4136.598446][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 4136.598770][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 4136.599047][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 4136.599355][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 4136.599654][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 4136.599948][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 4136.600267][ C2] ? __lock_release+0x40f/0x880
[ 4136.600518][ C2] ? __mutex_lock+0x26e/0xb10
[ 4136.600760][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 4136.601049][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 4136.601362][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4136.601673][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 4136.601927][ C2] tcf_chain_flush+0x1e0/0x320
[ 4136.602175][ C2] __tcf_block_put+0x113/0x270
[ 4136.602427][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 4136.602734][ C2] __qdisc_destroy+0xee/0x340
[ 4136.602981][ C2] dev_shutdown+0x129/0x350
[ 4136.603217][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4136.603545][ C2] ? rtnl_is_locked+0x15/0x20
[ 4136.603794][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4136.604113][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4136.604465][ C2] ? mutex_is_locked+0x17/0x50
[ 4136.604710][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 4136.605022][ C2] cleanup_net+0x4cf/0xb60
[ 4136.605255][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4136.605543][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 4136.605797][ C2] ? lock_acquire+0x1c1/0x220
[ 4136.606040][ C2] ? process_one_work+0x714/0x1310
[ 4136.606308][ C2] process_one_work+0x78c/0x1310
[ 4136.606565][ C2] ? hlock_class+0x4e/0x130
[ 4136.606799][ C2] ? __pfx_process_one_work+0x10/0x10
[ 4136.607082][ C2] ? assign_work+0x16c/0x240
[ 4136.607321][ C2] worker_thread+0x73d/0x1010
[ 4136.607564][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4136.607901][ C2] ? __pfx_worker_thread+0x10/0x10
[ 4136.608166][ C2] ? __pfx_worker_thread+0x10/0x10
[ 4136.608429][ C2] kthread+0x28f/0x360
[ 4136.608643][ C2] ? __pfx_kthread+0x10/0x10
[ 4136.608879][ C2] ret_from_fork+0x31/0x70
[ 4136.609110][ C2] ? __pfx_kthread+0x10/0x10
[ 4136.609351][ C2] ret_from_fork_asm+0x1b/0x30
[ 4136.609604][ C2]
[ 4143.936191][ C2] rcu: INFO: rcu_preempt self-detected stall on CPU
[ 4143.936550][ C2] rcu: 2-....: (2127323 ticks this GP) idle=3024/1/0x4000000000000000 softirq=921532/921550 fqs=532936
[ 4143.937110][ C2] rcu: (t=2132943 jiffies g=1693981 q=5299 ncpus=4)
[ 4143.937451][ C2] CPU: 2 PID: 72 Comm: kworker/u8:1 Tainted: G B L 6.8.0-rc2-virtme #1
[ 4143.937926][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 4143.938548][ C2] Workqueue: netns cleanup_net
[ 4143.938797][ C2] RIP: 0010:kasan_report+0xce/0xf0
[ 4143.939062][ C2] Code: 24 20 88 5c 24 28 4c 89 6c 24 30 e8 7c f5 ff ff 48 8d 7c 24 10 e8 92 fa ff ff 0f b6 d3 48 89 ee 48 8d 7c 24 08 e8 02 fd ff ff 34 24 9d 48 83 c4 70 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3
[ 4143.940037][ C2] RSP: 0018:ffffc9000052f338 EFLAGS: 00000246
[ 4143.940348][ C2] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff98ab3f0c
[ 4143.940750][ C2] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88800623f408
[ 4143.941150][ C2] RBP: ffff88800623f408 R08: 0000000000000000 R09: ffffed1000c47e81
[ 4143.941554][ C2] R10: 0000000000000003 R11: ffff888035bfc508 R12: 0000000000000000
[ 4143.941958][ C2] R13: ffffffff98ab3f0c R14: 0000000000000004 R15: ffff888005a32640
[ 4143.942359][ C2] FS: 0000000000000000(0000) GS:ffff888035a00000(0000) knlGS:0000000000000000
[ 4143.942809][ C2] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4143.943142][ C2] CR2: 00007fa0f7829000 CR3: 000000001b734002 CR4: 0000000000770ef0
[ 4143.943546][ C2] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4143.943952][ C2] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4143.944353][ C2] PKRU: 55555554
[ 4143.944537][ C2] Call Trace:
[ 4143.944709][ C2]
[ 4143.944858][ C2] ? rcu_dump_cpu_stacks+0x2a3/0x4c0
[ 4143.945134][ C2] ? print_cpu_stall+0x263/0x6a0
[ 4143.945390][ C2] ? check_cpu_stall+0x284/0x500
[ 4143.945645][ C2] ? debug_object_deactivate+0x216/0x3a0
[ 4143.945935][ C2] ? rcu_pending+0x92/0x360
[ 4143.946172][ C2] ? rcu_sched_clock_irq+0x107/0x3f0
[ 4143.946444][ C2] ? update_process_times+0xb9/0x110
[ 4143.946717][ C2] ? tick_sched_handle+0x67/0x130
[ 4143.946977][ C2] ? tick_nohz_highres_handler+0xa7/0xd0
[ 4143.947267][ C2] ? __run_hrtimer+0x1c0/0x710
[ 4143.947514][ C2] ? __pfx_tick_nohz_highres_handler+0x10/0x10
[ 4143.947829][ C2] ? __hrtimer_run_queues+0x197/0x270
[ 4143.948106][ C2] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 4143.948396][ C2] ? kvm_clock_get_cycles+0x18/0x30
[ 4143.948666][ C2] ? ktime_get_update_offsets_now+0xe1/0x2d0
[ 4143.948976][ C2] ? hrtimer_interrupt+0x2c3/0x770
[ 4143.949240][ C2] ? __sysvec_apic_timer_interrupt+0xbe/0x380
[ 4143.949552][ C2] ? sysvec_apic_timer_interrupt+0x70/0x80
[ 4143.949853][ C2]
[ 4143.950003][ C2]
[ 4143.950155][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 4143.950471][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4143.950773][ C2] ? queued_spin_lock_slowpath+0xa0c/0xb90
[ 4143.951071][ C2] ? kasan_report+0xce/0xf0
[ 4143.951305][ C2] ? kasan_report+0x41/0xf0
[ 4143.951544][ C2] queued_spin_lock_slowpath+0xa0c/0xb90
[ 4143.951831][ C2] ? __pfx_queued_spin_lock_slowpath+0x10/0x10
[ 4143.952147][ C2] ? __pfx___schedule+0x10/0x10
[ 4143.952406][ C2] do_raw_spin_lock+0x1ec/0x270
[ 4143.952660][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 4143.952935][ C2] ? __pfx_do_raw_spin_trylock+0x10/0x10
[ 4143.953227][ C2] ? lock_acquire+0x1c1/0x220
[ 4143.953466][ C2] ? __mutex_lock+0x33e/0xb10
[ 4143.953713][ C2] ? __mutex_lock+0x811/0xb10
[ 4143.953956][ C2] _raw_spin_lock+0x67/0x80
[ 4143.954190][ C2] __mutex_lock+0x33e/0xb10
[ 4143.954424][ C2] ? __lock_release+0x40f/0x880
[ 4143.954675][ C2] ? __pfx___lock_release+0x10/0x10
[ 4143.954941][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4143.955243][ C2] ? __pfx___mutex_lock+0x10/0x10
[ 4143.955503][ C2] ? __pfx___up_read+0x10/0x10
[ 4143.955750][ C2] ? refcount_dec_not_one+0x6b/0x180
[ 4143.956021][ C2] ? tc_setup_cb_destroy+0x22b/0x300
[ 4143.956294][ C2] ? __pfx_refcount_dec_not_one+0x10/0x10
[ 4143.956588][ C2] ? refcount_dec_and_mutex_lock+0x35/0x90
[ 4143.956889][ C2] refcount_dec_and_mutex_lock+0x35/0x90
[ 4143.957177][ C2] __tcf_action_put+0x3d/0xf0
[ 4143.957422][ C2] tcf_action_destroy+0x43/0x130
[ 4143.957675][ C2] ? hlock_class+0x4e/0x130
[ 4143.957912][ C2] tcf_exts_destroy+0x3c/0xb0
[ 4143.958153][ C2] __fl_destroy_filter+0x54/0x120 [cls_flower]
[ 4143.958475][ C2] __fl_put+0x21a/0x290 [cls_flower]
[ 4143.958753][ C2] ? __pfx___fl_put+0x10/0x10 [cls_flower]
[ 4143.959055][ C2] ? __fl_delete+0x33f/0x750 [cls_flower]
[ 4143.959355][ C2] __fl_delete+0x4e4/0x750 [cls_flower]
[ 4143.959645][ C2] ? __pfx___fl_delete+0x10/0x10 [cls_flower]
[ 4143.959960][ C2] ? __lock_release+0x40f/0x880
[ 4143.960214][ C2] ? __mutex_lock+0x26e/0xb10
[ 4143.960456][ C2] fl_destroy+0x1ae/0x300 [cls_flower]
[ 4143.960743][ C2] ? __pfx_fl_destroy+0x10/0x10 [cls_flower]
[ 4143.961054][ C2] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 4143.961362][ C2] tcf_proto_destroy+0x6e/0x2e0
[ 4143.961615][ C2] tcf_chain_flush+0x1e0/0x320
[ 4143.961861][ C2] __tcf_block_put+0x113/0x270
[ 4143.962110][ C2] clsact_destroy+0x1ee/0x800 [sch_ingress]
[ 4143.962418][ C2] __qdisc_destroy+0xee/0x340
[ 4143.962660][ C2] dev_shutdown+0x129/0x350
[ 4143.962896][ C2] unregister_netdevice_many_notify+0x4fe/0x1180
[ 4143.963221][ C2] ? rtnl_is_locked+0x15/0x20
[ 4143.963464][ C2] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 4143.963788][ C2] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 4143.964133][ C2] ? mutex_is_locked+0x17/0x50
[ 4143.964381][ C2] ? nexthop_net_exit_batch_rtnl+0x83/0x210
[ 4143.964683][ C2] cleanup_net+0x4cf/0xb60
[ 4143.964914][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 4143.965201][ C2] ? __pfx_cleanup_net+0x10/0x10
[ 4143.965456][ C2] ? lock_acquire+0x1c1/0x220
[ 4143.965698][ C2] ? process_one_work+0x714/0x1310
[ 4143.965962][ C2] process_one_work+0x78c/0x1310
[ 4143.966219][ C2] ? hlock_class+0x4e/0x130
[ 4143.966453][ C2] ? __pfx_process_one_work+0x10/0x10
[ 4143.966729][ C2] ? assign_work+0x16c/0x240
[ 4143.966968][ C2] worker_thread+0x73d/0x1010
[ 4143.967210][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1b1/0x370
[ 4143.967549][ C2] ? __pfx_worker_thread+0x10/0x10
[ 4143.967813][ C2] ? __pfx_worker_thread+0x10/0x10
[ 4143.968075][ C2] kthread+0x28f/0x360
[ 4143.968286][ C2] ? __pfx_kthread+0x10/0x10
[ 4143.968524][ C2] ret_from_fork+0x31/0x70
[ 4143.968752][ C2] ? __pfx_kthread+0x10/0x10
[ 4143.968989][ C2] ret_from_fork_asm+0x1b/0x30
[ 4143.969241][ C2]
[ 4168.577614][ C2] watchdog: BUG: soft lockup - CPU#2 stuck for 2012s! [kworker/u8:1:72]
[ 4168.578076][ C2] Modules linked in: act_gact cls_flower sch_ingress vxlan
[ 4168.578447][ C2] irq event stamp: 22488063
[ 4168.578680][ C2] hardirqs last enabled at (22488063): [] irqentry_exit+0x3b/0x90
[ 4168.579165][ C2] hardirqs last disabled at (22488062): [] __do_softirq+0x670/0x7ff
[ 4168.579652][ C2] softirqs last enabled at (22488048): [