[ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 30.423981] audit: type=1400 audit(1590921669.150:8): avc: denied { execmem } for pid=6118 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 30.723121] IPVS: ftp: loaded support on port[0] = 21 [ 31.863516] can: request_module (can-proto-0) failed. [ 31.873254] can: request_module (can-proto-0) failed. [ 31.903119] audit: type=1400 audit(1590921670.631:9): avc: denied { create } for pid=6099 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 Warning: Permanently added '10.128.1.41' (ECDSA) to the list of known hosts. 2020/05/31 10:41:17 parsed 1 programs 2020/05/31 10:41:18 executed programs: 0 [ 39.275887] audit: type=1400 audit(1590921677.994:10): avc: denied { execmem } for pid=6234 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 39.549478] IPVS: ftp: loaded support on port[0] = 21 [ 40.286627] IPVS: ftp: loaded support on port[0] = 21 [ 40.337179] chnl_net:caif_netlink_parms(): no params data found [ 40.368007] IPVS: ftp: loaded support on port[0] = 21 [ 40.389980] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.396328] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.404494] device bridge_slave_0 entered promiscuous mode [ 40.413587] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.420418] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.427324] device bridge_slave_1 entered promiscuous mode [ 40.457991] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.504442] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.532843] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.540787] team0: Port device team_slave_0 added [ 40.545959] chnl_net:caif_netlink_parms(): no params data found [ 40.554904] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.564857] team0: Port device team_slave_1 added [ 40.565651] IPVS: ftp: loaded support on port[0] = 21 [ 40.570252] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.589167] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.650683] device hsr_slave_0 entered promiscuous mode [ 40.698502] device hsr_slave_1 entered promiscuous mode [ 40.739509] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.761110] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.774134] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.780552] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.787325] device bridge_slave_0 entered promiscuous mode [ 40.825443] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.832018] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.841057] device bridge_slave_1 entered promiscuous mode [ 40.877755] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.886929] IPVS: ftp: loaded support on port[0] = 21 [ 40.890197] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.898595] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.905492] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.911919] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.923922] chnl_net:caif_netlink_parms(): no params data found [ 40.933564] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.045338] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.053282] team0: Port device team_slave_0 added [ 41.071291] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.077637] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.086196] device bridge_slave_0 entered promiscuous mode [ 41.093521] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.101445] team0: Port device team_slave_1 added [ 41.109004] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.116370] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.134004] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.140916] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.148909] IPVS: ftp: loaded support on port[0] = 21 [ 41.150678] device bridge_slave_1 entered promiscuous mode [ 41.160325] chnl_net:caif_netlink_parms(): no params data found [ 41.230523] device hsr_slave_0 entered promiscuous mode [ 41.268414] device hsr_slave_1 entered promiscuous mode [ 41.318743] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.325688] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.350451] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.382979] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.404884] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.413057] team0: Port device team_slave_0 added [ 41.441225] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 41.447438] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.455453] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.465316] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.472792] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 41.482737] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.490470] team0: Port device team_slave_1 added [ 41.525803] chnl_net:caif_netlink_parms(): no params data found [ 41.535854] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.546168] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.556013] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.590578] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.613502] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.622137] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.629466] device bridge_slave_0 entered promiscuous mode [ 41.635903] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.646711] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.654689] device bridge_slave_1 entered promiscuous mode [ 41.690217] device hsr_slave_0 entered promiscuous mode [ 41.728364] device hsr_slave_1 entered promiscuous mode [ 41.776570] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.787750] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.795446] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.804198] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.811257] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.875576] chnl_net:caif_netlink_parms(): no params data found [ 41.903125] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.912440] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.920563] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.943520] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.950891] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.957785] device bridge_slave_0 entered promiscuous mode [ 41.966932] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.987140] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.995245] team0: Port device team_slave_0 added [ 42.005690] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.012760] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.020618] device bridge_slave_0 entered promiscuous mode [ 42.027336] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.034779] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.041941] device bridge_slave_1 entered promiscuous mode [ 42.059219] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.066938] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.076511] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.083819] team0: Port device team_slave_1 added [ 42.090352] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.100626] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.107093] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.113753] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.120897] device bridge_slave_1 entered promiscuous mode [ 42.134983] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.142714] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.150334] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.156687] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.165636] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.174744] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.183069] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.214129] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.220744] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.229019] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.236660] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.243047] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.257705] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.273343] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.283482] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.294834] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.302191] team0: Port device team_slave_0 added [ 42.310538] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.340978] device hsr_slave_0 entered promiscuous mode [ 42.388192] device hsr_slave_1 entered promiscuous mode [ 42.432399] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.443569] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.451785] team0: Port device team_slave_1 added [ 42.459312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.467133] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.481427] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.488929] team0: Port device team_slave_0 added [ 42.495110] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.502701] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.522953] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.532227] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.539367] team0: Port device team_slave_1 added [ 42.545009] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.553569] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.601537] device hsr_slave_0 entered promiscuous mode [ 42.638214] device hsr_slave_1 entered promiscuous mode [ 42.668808] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.680452] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.687339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.697825] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.703904] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.710849] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.721244] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.729872] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.736868] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.750970] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.759304] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.769561] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.777412] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.785824] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.794223] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.802252] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.808729] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.815616] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.822691] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.831485] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.845608] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.858282] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.864556] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.872531] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.880282] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.888253] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.896009] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.902415] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.910849] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.918726] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.950482] device hsr_slave_0 entered promiscuous mode [ 42.988045] device hsr_slave_1 entered promiscuous mode [ 43.038139] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.046306] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.055213] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.063634] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.071018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.078961] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.086375] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.093391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.100468] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.108101] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.116514] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.125052] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.134325] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.140770] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.149275] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.157521] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.165931] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.174317] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.182848] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.189370] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.196195] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.218806] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.226438] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.232792] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.246193] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.258224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.265972] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.274135] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.282645] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.289166] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.297719] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.307023] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.317107] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.331876] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.338971] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.345386] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.355933] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.363758] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.371511] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.379136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.386647] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.401140] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.411731] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.421863] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.432508] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.439388] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.446911] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.459072] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.466986] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 43.480388] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.493253] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.501040] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.512413] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.519540] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.532192] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.544416] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.551965] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.560203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.567049] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.577078] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.586564] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.598441] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.607124] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.615203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.623109] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.631312] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.642492] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.657215] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.663480] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.673578] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.681666] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.690968] [ 43.691914] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.692597] ====================================================== [ 43.698987] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.705028] WARNING: possible circular locking dependency detected [ 43.715008] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.719351] 4.14.182-syzkaller #0 Not tainted [ 43.719353] ------------------------------------------------------ [ 43.719355] syz-executor.2/7122 is trying to acquire lock: [ 43.719357] (event_mutex){+.+.}, at: [] perf_trace_init+0x50/0x9d0 [ 43.719368] [ 43.719368] but task is already holding lock: [ 43.719369] (&cpuctx_mutex/1){+.+.}, at: [] perf_event_ctx_lock_nested+0x109/0x250 [ 43.719378] [ 43.719378] which lock already depends on the new lock. [ 43.719378] [ 43.719379] [ 43.719379] the existing dependency chain (in reverse order) is: [ 43.719382] [ 43.719382] -> #5 [ 43.727205] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.729908] (&cpuctx_mutex/1){+.+.}: [ 43.729923] lock_acquire+0x173/0x400 [ 43.729927] __mutex_lock+0xef/0x14c0 [ 43.729929] mutex_lock_nested+0x16/0x20 [ 43.729933] SYSC_perf_event_open+0x110d/0x21b0 [ 43.729936] SyS_perf_event_open+0x9/0x10 [ 43.729940] do_syscall_64+0x1c7/0x5b0 [ 43.729946] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 43.743525] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.751417] [ 43.751417] -> #4 (&cpuctx_mutex){+.+.}: [ 43.751433] lock_acquire+0x173/0x400 [ 43.751436] __mutex_lock+0xef/0x14c0 [ 43.751438] mutex_lock_nested+0x16/0x20 [ 43.751443] perf_event_init_cpu+0xb6/0x160 [ 43.751447] perf_event_init+0x2cd/0x301 [ 43.751454] start_kernel+0x365/0x645 [ 43.759619] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.766764] x86_64_start_reservations+0x29/0x2b [ 43.778719] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.782659] x86_64_start_kernel+0x76/0x79 [ 43.788119] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.793803] secondary_startup_64+0xa5/0xb0 [ 43.793805] [ 43.793805] -> #3 (pmus_lock){+.+.}: [ 43.793816] lock_acquire+0x173/0x400 [ 43.793819] __mutex_lock+0xef/0x14c0 [ 43.797692] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.801908] mutex_lock_nested+0x16/0x20 [ 43.806500] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.810759] perf_event_init_cpu+0x2a/0x160 [ 43.810764] cpuhp_invoke_callback+0x191/0x1610 [ 43.810766] _cpu_up+0x21e/0x540 [ 43.810768] do_cpu_up+0xf1/0x110 [ 43.810770] cpu_up+0xe/0x10 [ 43.810773] smp_init+0x69/0x10c [ 43.810777] kernel_init_freeable+0x2d2/0x4ae [ 43.810781] kernel_init+0xc/0x105 [ 43.810784] ret_from_fork+0x24/0x30 [ 43.810786] [ 43.810786] -> #2 [ 43.817302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.820596] (cpu_hotplug_lock.rw_sem){++++}: [ 43.820610] lock_acquire+0x173/0x400 [ 43.820614] cpus_read_lock+0x38/0xa0 [ 43.820617] static_key_slow_inc+0xd/0x20 [ 43.820622] tracepoint_probe_register_prio+0x4de/0x6e0 [ 43.820625] tracepoint_probe_register+0xe/0x10 [ 43.820628] trace_event_reg+0x14d/0x340 [ 43.820633] perf_trace_init+0x3ce/0x9d0 [ 43.825784] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.830712] perf_tp_event_init+0x68/0xd0 [ 43.830715] perf_try_init_event+0x138/0x1c0 [ 43.830717] perf_event_alloc+0xe0b/0x2220 [ 43.830720] SYSC_perf_event_open+0x447/0x21b0 [ 43.830723] SyS_perf_event_open+0x9/0x10 [ 43.830728] do_syscall_64+0x1c7/0x5b0 [ 43.830732] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 43.830735] [ 43.830735] -> #1 [ 43.837220] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.842138] (tracepoints_mutex){+.+.}: [ 43.842149] lock_acquire+0x173/0x400 [ 43.842152] __mutex_lock+0xef/0x14c0 [ 43.842155] mutex_lock_nested+0x16/0x20 [ 43.842160] tracepoint_probe_register_prio+0x30/0x6e0 [ 43.842163] tracepoint_probe_register+0xe/0x10 [ 43.842168] trace_event_reg+0x14d/0x340 [ 43.846493] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.858064] perf_trace_init+0x3ce/0x9d0 [ 43.858068] perf_tp_event_init+0x68/0xd0 [ 43.858071] perf_try_init_event+0x138/0x1c0 [ 43.858073] perf_event_alloc+0xe0b/0x2220 [ 43.858075] SYSC_perf_event_open+0x447/0x21b0 [ 43.858080] SyS_perf_event_open+0x9/0x10 [ 43.863676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.867465] do_syscall_64+0x1c7/0x5b0 [ 43.867469] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 43.867471] [ 43.867471] -> #0 (event_mutex){+.+.}: [ 43.867481] __lock_acquire+0x2e94/0x4500 [ 43.867483] lock_acquire+0x173/0x400 [ 43.867487] __mutex_lock+0xef/0x14c0 [ 43.872710] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.878382] mutex_lock_nested+0x16/0x20 [ 43.878386] perf_trace_init+0x50/0x9d0 [ 43.878390] perf_tp_event_init+0x68/0xd0 [ 43.878393] perf_try_init_event+0xcf/0x1c0 [ 43.878395] perf_event_alloc+0xe0b/0x2220 [ 43.878398] SYSC_perf_event_open+0x447/0x21b0 [ 43.878401] SyS_perf_event_open+0x9/0x10 [ 43.878407] do_syscall_64+0x1c7/0x5b0 [ 43.885824] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.890810] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 43.890812] [ 43.890812] other info that might help us debug this: [ 43.890812] [ 43.890813] Chain exists of: [ 43.890813] event_mutex --> &cpuctx_mutex --> &cpuctx_mutex/1 [ 43.890813] [ 43.890821] Possible unsafe locking scenario: [ 43.890821] [ 43.890822] CPU0 CPU1 [ 43.890823] ---- ---- [ 43.890824] lock(&cpuctx_mutex/1 [ 43.897759] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.902459] ); [ 43.910552] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.914176] lock( [ 43.919793] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.923653] &cpuctx_mutex [ 43.928301] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.935024] ); [ 43.939634] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.946583] lock( [ 43.953226] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.956579] &cpuctx_mutex/1 [ 43.962138] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.965362] ); [ 43.970905] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.972761] lock( [ 43.979485] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.981839] event_mutex [ 43.988458] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.989570] ); [ 43.997001] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.001378] [ 44.001378] *** DEADLOCK *** [ 44.001378] [ 44.001382] 2 locks held by syz-executor.2/7122: [ 44.001383] #0: (&pmus_srcu){....}, at: [] perf_event_alloc+0xc71/0x2220 [ 44.001394] #1: (&cpuctx_mutex/1){+.+.}, at: [] perf_event_ctx_lock_nested+0x109/0x250 [ 44.001402] [ 44.001402] stack backtrace: [ 44.001406] CPU: 1 PID: 7122 Comm: syz-executor.2 Not tainted 4.14.182-syzkaller #0 [ 44.001408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.001410] Call Trace: [ 44.001417] dump_stack+0xf7/0x13b [ 44.001423] print_circular_bug.isra.40.cold.67+0x1bd/0x27d [ 44.006794] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.010718] ? save_trace+0xe0/0x290 [ 44.010724] __lock_acquire+0x2e94/0x4500 [ 44.010729] ? trace_hardirqs_on+0x10/0x10 [ 44.010733] ? trace_hardirqs_off+0x10/0x10 [ 44.010740] ? unwind_get_return_address+0x61/0xa0 [ 44.016924] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.021373] ? perf_trace_init+0x50/0x9d0 [ 44.021379] lock_acquire+0x173/0x400 [ 44.021382] ? perf_trace_init+0x50/0x9d0 [ 44.021384] ? perf_trace_init+0x50/0x9d0 [ 44.021387] ? perf_trace_init+0x50/0x9d0 [ 44.021391] __mutex_lock+0xef/0x14c0 [ 44.021393] ? perf_trace_init+0x50/0x9d0 [ 44.021396] ? perf_event_ctx_lock_nested+0x109/0x250 [ 44.021398] ? perf_trace_init+0x50/0x9d0 [ 44.021403] ? perf_event_ctx_lock_nested+0x109/0x250 [ 44.027439] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.031140] ? mutex_lock_io_nested+0x1380/0x1380 [ 44.036280] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.043213] ? perf_event_ctx_lock_nested+0x109/0x250 [ 44.043219] ? find_held_lock+0x36/0x1d0 [ 44.043225] ? mutex_lock_io_nested+0x1380/0x1380 [ 44.043229] ? find_held_lock+0x36/0x1d0 [ 44.043236] mutex_lock_nested+0x16/0x20 [ 44.048387] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.052811] ? mutex_lock_nested+0x16/0x20 [ 44.057913] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.062723] perf_trace_init+0x50/0x9d0 [ 44.067432] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.071781] ? mutex_lock_nested+0x16/0x20 [ 44.078868] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.081962] perf_tp_event_init+0x68/0xd0 [ 44.088740] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.092215] perf_try_init_event+0xcf/0x1c0 [ 44.098028] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.100811] perf_event_alloc+0xe0b/0x2220 [ 44.105384] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.111151] SYSC_perf_event_open+0x447/0x21b0 [ 44.111156] ? kasan_check_read+0x11/0x20 [ 44.111161] ? _copy_to_user+0x91/0xb0 [ 44.111165] ? perf_event_set_output+0x400/0x400 [ 44.111172] ? do_syscall_64+0x4c/0x5b0 [ 44.111175] ? perf_bp_event+0x150/0x150 [ 44.111178] SyS_perf_event_open+0x9/0x10 [ 44.111181] do_syscall_64+0x1c7/0x5b0 [ 44.111185] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 44.118666] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.120910] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 44.129820] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.132625] RIP: 0033:0x459879 [ 44.138744] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.142172] RSP: 002b:00007f01e46b4c78 EFLAGS: 00000246 [ 44.147515] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.151982] ORIG_RAX: 000000000000012a [ 44.156909] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.163955] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000459879 [ 44.163958] RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 0000000020000000 [ 44.163959] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 44.163961] R10: 0000000000000003 R11: 0000000000000246 R12: 00007f01e46b56d4 [ 44.163962] R13: 00000000004c66e4 R14: 00000000004db758 R15: 00000000ffffffff [ 44.778893] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.786390] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.793968] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.801849] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.819137] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.825201] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.834151] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.845393] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.852414] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.860182] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready 2020/05/31 10:41:23 executed programs: 6 [ 44.868705] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.876829] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.885585] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.894204] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.902846] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.917410] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.924857] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.932862] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.940557] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.948350] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.955923] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.963798] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.970161] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.978436] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.984441] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.994401] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.007562] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.014494] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.025988] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.039624] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.047872] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.054237] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.062689] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.070493] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.078563] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.090041] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.099127] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.106500] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.116011] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.123140] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.131301] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.141174] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.149021] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.157696] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.165309] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.173492] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.186193] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.194261] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.204395] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.212353] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.224840] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.232921] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 45.245001] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.252256] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.259426] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.266298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.273941] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.281858] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.290925] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.297955] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.305439] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.315640] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.327666] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.335616] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.351241] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.361155] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.370565] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.378824] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.390228] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.399497] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.412491] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.429350] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.440267] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.967062] ------------[ cut here ]------------ [ 46.971855] WARNING: CPU: 0 PID: 7252 at kernel/events/core.c:1685 add_event_to_ctx+0xb23/0x1460 [ 46.980753] Kernel panic - not syncing: panic_on_warn set ... [ 46.980753] [ 46.988089] CPU: 0 PID: 7252 Comm: syz-executor.4 Not tainted 4.14.182-syzkaller #0 [ 46.995855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.005181] Call Trace: [ 47.007747] dump_stack+0xf7/0x13b [ 47.011271] ? add_event_to_ctx+0xb23/0x1460 [ 47.015650] panic+0x1b0/0x358 [ 47.018813] ? add_taint.cold.5+0x11/0x11 [ 47.022954] ? add_event_to_ctx+0xb23/0x1460 [ 47.027332] __warn.cold.8+0x25/0x2c [ 47.031018] ? add_event_to_ctx+0xb23/0x1460 [ 47.035400] report_bug+0x1a4/0x1f3 [ 47.039001] do_error_trap+0x1bd/0x310 [ 47.042862] ? math_error+0x300/0x300 [ 47.046634] ? pick_next_entity+0x197/0x390 [ 47.050928] ? trace_hardirqs_on+0x10/0x10 [ 47.055134] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.059948] do_invalid_op+0x1b/0x20 [ 47.063632] invalid_op+0x1b/0x40 [ 47.067059] RIP: 0010:add_event_to_ctx+0xb23/0x1460 [ 47.072044] RSP: 0018:ffff88808b757af8 EFLAGS: 00010006 [ 47.077380] RAX: dffffc0000000000 RBX: ffff88808ac22100 RCX: 0000000000000000 [ 47.084622] RDX: 1ffff11011584461 RSI: ffff8880aee300b0 RDI: ffff88808ac22308 [ 47.091864] RBP: ffff88808b757b58 R08: ffff8880a9db6a80 R09: 0000000000000006 [ 47.099107] R10: ffffed1043fff001 R11: 0000000000000001 R12: ffffe8ffffc12960 [ 47.106349] R13: ffff88808ac2218c R14: ffff8880a9db6200 R15: ffff8880aee2ffc0 [ 47.113689] ? add_event_to_ctx+0x463/0x1460 [ 47.118070] ? ctx_sched_out+0x500/0x830 [ 47.122104] __perf_install_in_context+0x3e6/0x850 [ 47.127028] ? __mutex_lock+0x620/0x14c0 [ 47.131072] ? ctx_resched+0xe0/0xe0 [ 47.134760] ? perf_duration_warn+0x30/0x30 [ 47.139053] remote_function+0xff/0x180 [ 47.142999] generic_exec_single+0x1f5/0x3a0 [ 47.147467] ? perf_duration_warn+0x30/0x30 [ 47.151768] ? perf_duration_warn+0x30/0x30 [ 47.156061] smp_call_function_single+0xcb/0x330 [ 47.160791] ? generic_exec_single+0x3a0/0x3a0 [ 47.165354] ? anon_inode_getfile+0x178/0x380 [ 47.169822] perf_install_in_context+0x264/0x2c0 [ 47.174556] ? add_event_to_ctx+0x1460/0x1460 [ 47.179123] ? ctx_resched+0xe0/0xe0 [ 47.182809] SYSC_perf_event_open+0x165c/0x21b0 [ 47.187451] ? perf_event_set_output+0x400/0x400 [ 47.192181] ? perf_bp_event+0x150/0x150 [ 47.196215] SyS_perf_event_open+0x9/0x10 [ 47.200334] do_syscall_64+0x1c7/0x5b0 [ 47.204193] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.209010] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 47.214189] RIP: 0033:0x459879 [ 47.217355] RSP: 002b:00007fab1cfedc78 EFLAGS: 00000246 ORIG_RAX: 000000000000012a [ 47.225042] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000459879 [ 47.232306] RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 0000000020000000 [ 47.239551] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 47.246803] R10: 0000000000000003 R11: 0000000000000246 R12: 00007fab1cfee6d4 [ 47.254143] R13: 00000000004c66e4 R14: 00000000004db758 R15: 00000000ffffffff [ 47.262779] Kernel Offset: disabled [ 47.266420] Rebooting in 86400 seconds..