[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 28.241889] kauditd_printk_skb: 7 callbacks suppressed [ 28.241901] audit: type=1800 audit(1544520067.016:29): pid=5871 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 28.274794] audit: type=1800 audit(1544520067.016:30): pid=5871 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 31.686919] sshd (6008) used greatest stack depth: 15600 bytes left Warning: Permanently added '10.128.0.71' (ECDSA) to the list of known hosts. [ 173.924621] IPVS: ftp: loaded support on port[0] = 21 [ 173.925374] IPVS: ftp: loaded support on port[0] = 21 [ 173.938691] IPVS: ftp: loaded support on port[0] = 21 [ 173.942367] IPVS: ftp: loaded support on port[0] = 21 [ 173.951516] IPVS: ftp: loaded support on port[0] = 21 [ 173.955670] IPVS: ftp: loaded support on port[0] = 21 [ 174.490200] bridge0: port 1(bridge_slave_0) entered blocking state [ 174.505837] bridge0: port 1(bridge_slave_0) entered disabled state [ 174.513628] device bridge_slave_0 entered promiscuous mode [ 174.527129] bridge0: port 1(bridge_slave_0) entered blocking state [ 174.533473] bridge0: port 1(bridge_slave_0) entered disabled state [ 174.541538] device bridge_slave_0 entered promiscuous mode [ 174.561346] bridge0: port 1(bridge_slave_0) entered blocking state [ 174.570400] bridge0: port 1(bridge_slave_0) entered disabled state [ 174.578126] device bridge_slave_0 entered promiscuous mode [ 174.591816] bridge0: port 1(bridge_slave_0) entered blocking state [ 174.601026] bridge0: port 1(bridge_slave_0) entered disabled state [ 174.611620] device bridge_slave_0 entered promiscuous mode [ 174.619302] bridge0: port 1(bridge_slave_0) entered blocking state [ 174.625681] bridge0: port 1(bridge_slave_0) entered disabled state [ 174.632835] device bridge_slave_0 entered promiscuous mode [ 174.639311] bridge0: port 2(bridge_slave_1) entered blocking state [ 174.645652] bridge0: port 2(bridge_slave_1) entered disabled state [ 174.652895] device bridge_slave_1 entered promiscuous mode [ 174.661381] bridge0: port 2(bridge_slave_1) entered blocking state [ 174.668217] bridge0: port 2(bridge_slave_1) entered disabled state [ 174.675234] device bridge_slave_1 entered promiscuous mode [ 174.683068] bridge0: port 1(bridge_slave_0) entered blocking state [ 174.689755] bridge0: port 1(bridge_slave_0) entered disabled state [ 174.697044] device bridge_slave_0 entered promiscuous mode [ 174.704721] bridge0: port 2(bridge_slave_1) entered blocking state [ 174.711247] bridge0: port 2(bridge_slave_1) entered disabled state [ 174.718488] device bridge_slave_1 entered promiscuous mode [ 174.726215] bridge0: port 2(bridge_slave_1) entered blocking state [ 174.733389] bridge0: port 2(bridge_slave_1) entered disabled state [ 174.740510] device bridge_slave_1 entered promiscuous mode [ 174.748223] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 174.757441] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 174.764855] bridge0: port 2(bridge_slave_1) entered blocking state [ 174.773352] bridge0: port 2(bridge_slave_1) entered disabled state [ 174.780530] device bridge_slave_1 entered promiscuous mode [ 174.787815] bridge0: port 2(bridge_slave_1) entered blocking state [ 174.794145] bridge0: port 2(bridge_slave_1) entered disabled state [ 174.803484] device bridge_slave_1 entered promiscuous mode [ 174.814841] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 174.824015] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 174.832914] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 174.841869] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 174.850501] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 174.865205] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 174.885554] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 174.894369] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 174.913136] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 174.934284] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 175.064760] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 175.083584] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 175.111826] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 175.129419] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 175.150645] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 175.166277] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 175.181053] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 175.193925] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 175.207696] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 175.222671] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 175.274206] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 175.289160] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 175.301830] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 175.309702] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 175.320864] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 175.333798] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 175.348511] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 175.356048] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 175.375803] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 175.387180] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 175.402193] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 175.412096] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 175.421395] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 175.431531] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 175.440690] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 175.448989] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 175.458358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 175.466154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 175.487998] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 175.500495] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 175.510350] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 175.526665] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 175.536916] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 175.547272] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 175.683956] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 175.693966] team0: Port device team_slave_0 added [ 175.710311] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 175.734380] team0: Port device team_slave_0 added [ 175.742331] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 175.750407] team0: Port device team_slave_0 added [ 175.758929] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 175.767208] team0: Port device team_slave_1 added [ 175.774726] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 175.787055] team0: Port device team_slave_0 added [ 175.792399] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 175.801753] team0: Port device team_slave_0 added [ 175.809932] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 175.817826] team0: Port device team_slave_0 added [ 175.826165] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 175.834825] team0: Port device team_slave_1 added [ 175.855080] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 175.865562] team0: Port device team_slave_1 added [ 175.872205] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 175.890914] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 175.898819] team0: Port device team_slave_1 added [ 175.906010] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 175.920488] team0: Port device team_slave_1 added [ 175.926302] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 175.939500] team0: Port device team_slave_1 added [ 175.964679] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 175.985688] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 176.002045] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 176.017076] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 176.024872] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 176.057290] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 176.069010] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 176.085355] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 176.101595] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 176.112759] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 176.120363] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 176.128341] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 176.139125] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 176.149774] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 176.159812] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 176.169725] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 176.183877] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 176.199875] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 176.215993] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 176.223971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 176.232037] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 176.239881] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 176.247678] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 176.255528] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 176.265601] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 176.275596] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 176.291119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 176.304836] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 176.313323] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 176.321151] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 176.328824] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 176.336755] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 176.346009] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 176.353690] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 176.369349] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 176.379494] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 176.393966] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 176.411703] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 176.421087] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 176.434327] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 176.442185] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 176.451410] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 176.469354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 176.483205] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 176.503798] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 176.516947] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 176.532974] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 177.092878] bridge0: port 2(bridge_slave_1) entered blocking state [ 177.099532] bridge0: port 2(bridge_slave_1) entered forwarding state [ 177.106524] bridge0: port 1(bridge_slave_0) entered blocking state [ 177.112890] bridge0: port 1(bridge_slave_0) entered forwarding state [ 177.125565] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 177.139285] bridge0: port 2(bridge_slave_1) entered blocking state [ 177.145643] bridge0: port 2(bridge_slave_1) entered forwarding state [ 177.152347] bridge0: port 1(bridge_slave_0) entered blocking state [ 177.158775] bridge0: port 1(bridge_slave_0) entered forwarding state [ 177.167448] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 177.193754] bridge0: port 2(bridge_slave_1) entered blocking state [ 177.200180] bridge0: port 2(bridge_slave_1) entered forwarding state [ 177.206924] bridge0: port 1(bridge_slave_0) entered blocking state [ 177.213304] bridge0: port 1(bridge_slave_0) entered forwarding state [ 177.232249] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 177.241339] bridge0: port 2(bridge_slave_1) entered blocking state [ 177.247814] bridge0: port 2(bridge_slave_1) entered forwarding state [ 177.254498] bridge0: port 1(bridge_slave_0) entered blocking state [ 177.260978] bridge0: port 1(bridge_slave_0) entered forwarding state [ 177.269547] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 177.279012] bridge0: port 2(bridge_slave_1) entered blocking state [ 177.285366] bridge0: port 2(bridge_slave_1) entered forwarding state [ 177.292071] bridge0: port 1(bridge_slave_0) entered blocking state [ 177.298483] bridge0: port 1(bridge_slave_0) entered forwarding state [ 177.307550] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 177.337647] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 177.345092] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 177.365512] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 177.374784] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported [ 177.387057] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 177.488513] bridge0: port 2(bridge_slave_1) entered blocking state [ 177.494923] bridge0: port 2(bridge_slave_1) entered forwarding state [ 177.501639] bridge0: port 1(bridge_slave_0) entered blocking state [ 177.508039] bridge0: port 1(bridge_slave_0) entered forwarding state [ 177.517853] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 178.416858] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument [ 179.808109] 8021q: adding VLAN 0 to HW filter on device bond0 [ 179.935703] 8021q: adding VLAN 0 to HW filter on device bond0 [ 179.981653] 8021q: adding VLAN 0 to HW filter on device bond0 [ 180.069886] 8021q: adding VLAN 0 to HW filter on device bond0 [ 180.104850] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 180.121001] 8021q: adding VLAN 0 to HW filter on device bond0 [ 180.133842] 8021q: adding VLAN 0 to HW filter on device bond0 [ 180.164365] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 180.230916] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 180.350523] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 180.360360] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 180.379831] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 180.389298] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 180.395607] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 180.403693] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 180.426125] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 180.437520] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 180.444609] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 180.558176] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 180.568422] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 180.575592] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 180.588846] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 180.598522] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 180.605493] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 180.660563] 8021q: adding VLAN 0 to HW filter on device team0 [ 180.672798] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 180.682311] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 180.697015] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 180.708383] 8021q: adding VLAN 0 to HW filter on device team0 [ 180.744400] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 180.756501] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 180.763576] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 180.794792] 8021q: adding VLAN 0 to HW filter on device team0 [ 180.924622] 8021q: adding VLAN 0 to HW filter on device team0 [ 180.942510] 8021q: adding VLAN 0 to HW filter on device team0 [ 180.965551] 8021q: adding VLAN 0 to HW filter on device team0 executing program executing program executing program [ 182.199378] ================================================================== [ 182.206984] BUG: KASAN: use-after-free in __list_del_entry_valid+0xf1/0x100 [ 182.214084] Read of size 8 at addr ffff8881b9b86bb0 by task ip/7446 [ 182.220496] [ 182.222136] CPU: 0 PID: 7446 Comm: ip Not tainted 4.20.0-rc6-next-20181210+ #164 [ 182.229687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 182.239043] Call Trace: [ 182.241634] dump_stack+0x244/0x39d [ 182.245272] ? dump_stack_print_info.cold.1+0x20/0x20 [ 182.250477] ? printk+0xa7/0xcf [ 182.253790] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 182.258568] print_address_description.cold.4+0x9/0x1ff [ 182.263937] ? __list_del_entry_valid+0xf1/0x100 [ 182.268734] kasan_report.cold.5+0x1b/0x39 [ 182.272952] ? __list_del_entry_valid+0xf1/0x100 [ 182.277694] ? refcount_sub_and_test_checked+0x180/0x310 [ 182.283140] ? __list_del_entry_valid+0xf1/0x100 [ 182.287896] __asan_report_load8_noabort+0x14/0x20 [ 182.292812] __list_del_entry_valid+0xf1/0x100 [ 182.297378] neigh_mark_dead+0x13b/0x410 [ 182.301426] ? neigh_change_state+0x680/0x680 [ 182.305907] ? kasan_check_write+0x14/0x20 [ 182.310157] ? do_raw_write_lock+0x14f/0x310 [ 182.314549] ? do_raw_read_unlock+0x70/0x70 [ 182.318858] ? __lock_is_held+0xb5/0x140 [ 182.322928] neigh_flush_dev+0x3a1/0x960 [ 182.326983] ? neigh_changeaddr+0x24/0x40 [ 182.331141] ? __neigh_for_each_release+0x4f0/0x4f0 [ 182.336159] ? do_raw_read_unlock+0x70/0x70 [ 182.340492] ? net_to_rxe+0xe1/0x110 [ 182.344213] neigh_changeaddr+0x31/0x40 [ 182.348190] ndisc_netdev_event+0xe6/0x5b0 [ 182.352424] ? ndisc_send_unsol_na+0x500/0x500 [ 182.357033] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 182.362569] ? netconsole_netdev_event+0x7d/0x280 [ 182.367412] notifier_call_chain+0x17e/0x380 [ 182.371818] ? unregister_die_notifier+0x20/0x20 [ 182.376579] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.382147] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 182.387682] ? rtnl_is_locked+0xb5/0xf0 [ 182.391654] ? rtnl_trylock+0x20/0x20 [ 182.395461] raw_notifier_call_chain+0x2d/0x40 [ 182.400053] call_netdevice_notifiers_info+0x3f/0x90 [ 182.405152] dev_set_mac_address+0x293/0x3b0 [ 182.409558] ? netdev_state_change+0x1a0/0x1a0 [ 182.414160] ? trace_hardirqs_on+0xbd/0x310 [ 182.418498] do_setlink+0x7c7/0x3f30 [ 182.422209] ? print_usage_bug+0xc0/0xc0 [ 182.426286] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.431846] ? validate_linkmsg+0xa50/0xa50 [ 182.436165] ? find_held_lock+0x36/0x1c0 [ 182.440230] ? mark_held_locks+0xc7/0x130 [ 182.444379] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 182.449487] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 182.454594] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 182.459177] ? trace_hardirqs_on+0xbd/0x310 [ 182.463499] ? kasan_check_read+0x11/0x20 [ 182.467652] ? rcu_preempt_deferred_qs_irqrestore+0x89e/0x1000 [ 182.473618] ? trace_hardirqs_off_caller+0x310/0x310 [ 182.478722] ? sync_rcu_preempt_exp_done+0xfe/0x180 [ 182.483737] ? rcu_force_quiescent_state+0x10/0x10 [ 182.488663] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 182.493849] ? validate_nla+0x29a/0x1650 [ 182.497900] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 182.502999] ? nla_memcmp+0x90/0x90 [ 182.506632] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 182.512192] ? rtnl_is_locked+0xb5/0xf0 [ 182.516163] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 182.521176] ? validate_linkmsg+0x271/0xa50 [ 182.525506] ? rtnl_stats_dump+0xd70/0xd70 [ 182.529737] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.535286] ? netdev_master_upper_dev_get+0x173/0x250 [ 182.540556] ? __nla_parse+0x12c/0x3e0 [ 182.544434] ? netdev_has_any_upper_dev+0x170/0x170 [ 182.549466] __rtnl_newlink+0xcde/0x19e0 [ 182.553554] ? rtnl_link_unregister+0x390/0x390 [ 182.558220] ? rcu_read_unlock_special+0x370/0x370 [ 182.563141] ? rcu_softirq_qs+0x20/0x20 [ 182.567107] ? unwind_dump+0x190/0x190 [ 182.570995] ? is_bpf_text_address+0xd3/0x170 [ 182.575491] ? kernel_text_address+0x79/0xf0 [ 182.579896] ? __kernel_text_address+0xd/0x40 [ 182.584382] ? unwind_get_return_address+0x61/0xa0 [ 182.589307] ? __save_stack_trace+0x8d/0xf0 [ 182.593658] ? save_stack+0xa9/0xd0 [ 182.597279] ? save_stack+0x43/0xd0 [ 182.600896] ? kasan_kmalloc+0xcb/0xd0 [ 182.604785] ? kmem_cache_alloc_trace+0x154/0x740 [ 182.609633] ? rtnl_newlink+0x4d/0xa0 [ 182.613422] ? rtnetlink_rcv_msg+0x46a/0xc20 [ 182.617819] ? netlink_rcv_skb+0x172/0x440 [ 182.622049] ? rtnetlink_rcv+0x1c/0x20 [ 182.625941] ? netlink_unicast+0x5a5/0x760 [ 182.630198] ? netlink_sendmsg+0xa18/0xfc0 [ 182.634468] ? rtnl_newlink+0x4d/0xa0 [ 182.638262] ? rcu_read_lock_sched_held+0x14f/0x180 [ 182.643275] ? kmem_cache_alloc_trace+0x356/0x740 [ 182.648121] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 182.653406] ? ns_capable_common+0x13f/0x170 [ 182.657833] ? rcu_read_unlock_special+0x370/0x370 [ 182.662774] rtnl_newlink+0x6b/0xa0 [ 182.666393] ? __rtnl_newlink+0x19e0/0x19e0 [ 182.670706] rtnetlink_rcv_msg+0x46a/0xc20 [ 182.674948] ? rtnl_fdb_dump+0xd00/0xd00 [ 182.679046] netlink_rcv_skb+0x172/0x440 [ 182.683145] ? rtnl_fdb_dump+0xd00/0xd00 [ 182.687218] ? netlink_ack+0xb80/0xb80 [ 182.691103] ? rcu_read_unlock_special+0x370/0x370 [ 182.696050] rtnetlink_rcv+0x1c/0x20 [ 182.699757] netlink_unicast+0x5a5/0x760 [ 182.703837] ? netlink_attachskb+0x9a0/0x9a0 [ 182.708260] ? aa_sk_perm+0x22b/0x8e0 [ 182.712057] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 182.717103] netlink_sendmsg+0xa18/0xfc0 [ 182.721183] ? netlink_unicast+0x760/0x760 [ 182.725417] ? aa_sock_msg_perm.isra.14+0xba/0x160 [ 182.730357] ? apparmor_socket_sendmsg+0x29/0x30 [ 182.735113] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.740646] ? security_socket_sendmsg+0x94/0xc0 [ 182.745394] ? netlink_unicast+0x760/0x760 [ 182.749625] sock_sendmsg+0xd5/0x120 [ 182.753334] ___sys_sendmsg+0x7fd/0x930 [ 182.757324] ? copy_msghdr_from_user+0x580/0x580 [ 182.762076] ? graph_lock+0x270/0x270 [ 182.765880] ? graph_lock+0x270/0x270 [ 182.769683] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.775219] ? __fget_light+0x2e9/0x430 [ 182.779188] ? fget_raw+0x20/0x20 [ 182.782635] ? find_held_lock+0x36/0x1c0 [ 182.786696] ? __do_page_fault+0x62e/0xd70 [ 182.790969] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 182.796532] ? sockfd_lookup_light+0xc5/0x160 [ 182.801074] __sys_sendmsg+0x11d/0x280 [ 182.804957] ? __ia32_sys_shutdown+0x80/0x80 [ 182.809359] ? kasan_check_write+0x14/0x20 [ 182.813595] ? up_read+0x225/0x2c0 [ 182.817131] ? up_read_non_owner+0x100/0x100 [ 182.821542] ? do_syscall_64+0x9a/0x820 [ 182.825516] ? do_syscall_64+0x9a/0x820 [ 182.829502] ? trace_hardirqs_off_caller+0x310/0x310 [ 182.834606] __x64_sys_sendmsg+0x78/0xb0 [ 182.838684] do_syscall_64+0x1b9/0x820 [ 182.842569] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 182.847926] ? syscall_return_slowpath+0x5e0/0x5e0 [ 182.852858] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 182.857700] ? trace_hardirqs_on_caller+0x310/0x310 [ 182.862729] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 182.868258] ? prepare_exit_to_usermode+0x291/0x3b0 [ 182.873273] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 182.878115] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 182.883297] RIP: 0033:0x7efd5746d320 [ 182.887004] Code: 02 48 83 c8 ff eb 8d 48 8b 05 14 7b 2a 00 f7 da 64 89 10 48 83 c8 ff eb c9 90 83 3d d5 d2 2a 00 00 75 10 b8 2e 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 5e ba 00 00 48 89 04 24 [ 182.905901] RSP: 002b:00007ffd666ca9c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 182.913883] RAX: ffffffffffffffda RBX: 00007ffd666ceac0 RCX: 00007efd5746d320 [ 182.921145] RDX: 0000000000000000 RSI: 00007ffd666caa00 RDI: 0000000000000003 [ 182.928407] RBP: 00007ffd666caa00 R08: 0000000000000000 R09: 0000000000000000 [ 182.935670] R10: 0000000000000000 R11: 0000000000000246 R12: 000000005c0f821e [ 182.942929] R13: 0000000000000000 R14: 00000000006395c0 R15: 00007ffd666cf2a0 [ 182.950197] [ 182.951845] Allocated by task 6153: [ 182.955475] save_stack+0x43/0xd0 [ 182.958925] kasan_kmalloc+0xcb/0xd0 [ 182.962656] __kmalloc+0x15d/0x760 [ 182.966184] ___neigh_create+0x13fc/0x2600 [ 182.970420] __neigh_create+0x30/0x40 [ 182.974215] ip6_finish_output2+0xa64/0x2940 [ 182.978629] ip6_finish_output+0x58c/0xc60 [ 182.982852] ip6_output+0x232/0x9d0 [ 182.986478] ndisc_send_skb+0x1005/0x1560 [ 182.990616] ndisc_send_ns+0x3c6/0x8e0 [ 182.994491] addrconf_dad_work+0xbf2/0x1310 [ 182.998817] process_one_work+0xc90/0x1c40 [ 183.003051] worker_thread+0x17f/0x1390 [ 183.007025] kthread+0x35a/0x440 [ 183.010378] ret_from_fork+0x3a/0x50 [ 183.014085] [ 183.015707] Freed by task 16: [ 183.018818] save_stack+0x43/0xd0 [ 183.022261] __kasan_slab_free+0x102/0x150 [ 183.026516] kasan_slab_free+0xe/0x10 [ 183.030331] kfree+0xcf/0x230 [ 183.033427] rcu_process_callbacks+0xd91/0x15f0 [ 183.038083] __do_softirq+0x308/0xb7e [ 183.041863] [ 183.043512] The buggy address belongs to the object at ffff8881b9b86940 [ 183.043512] which belongs to the cache kmalloc-1k of size 1024 [ 183.056159] The buggy address is located 624 bytes inside of [ 183.056159] 1024-byte region [ffff8881b9b86940, ffff8881b9b86d40) [ 183.068124] The buggy address belongs to the page: [ 183.073078] page:ffffea0006e6e180 count:1 mapcount:0 mapping:ffff8881da800ac0 index:0x0 compound_mapcount: 0 [ 183.083033] flags: 0x2fffc0000010200(slab|head) [ 183.087703] raw: 02fffc0000010200 ffffea0006e6a388 ffffea0006e6ee88 ffff8881da800ac0 [ 183.095579] raw: 0000000000000000 ffff8881b9b86040 0000000100000007 0000000000000000 [ 183.103468] page dumped because: kasan: bad access detected [ 183.109160] [ 183.110770] Memory state around the buggy address: [ 183.115686] ffff8881b9b86a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 183.123036] ffff8881b9b86b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 183.130382] >ffff8881b9b86b80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 183.137726] ^ [ 183.142650] ffff8881b9b86c00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 183.149998] ffff8881b9b86c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 183.157344] ================================================================== [ 183.164686] Disabling lock debugging due to kernel taint [ 183.170200] Kernel panic - not syncing: panic_on_warn set ... [ 183.176086] CPU: 0 PID: 7446 Comm: ip Tainted: G B 4.20.0-rc6-next-20181210+ #164 [ 183.185012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 183.194382] Call Trace: [ 183.196959] dump_stack+0x244/0x39d [ 183.200643] ? dump_stack_print_info.cold.1+0x20/0x20 [ 183.205825] ? __list_del_entry_valid+0x10/0x100 [ 183.210618] panic+0x2ad/0x632 [ 183.213802] ? add_taint.cold.5+0x16/0x16 [ 183.217942] ? trace_hardirqs_on+0xb4/0x310 [ 183.222254] ? __list_del_entry_valid+0xf1/0x100 [ 183.227002] end_report+0x47/0x4f [ 183.230447] kasan_report.cold.5+0xe/0x39 [ 183.234590] ? __list_del_entry_valid+0xf1/0x100 [ 183.239349] ? refcount_sub_and_test_checked+0x180/0x310 [ 183.244790] ? __list_del_entry_valid+0xf1/0x100 [ 183.249577] __asan_report_load8_noabort+0x14/0x20 [ 183.254510] __list_del_entry_valid+0xf1/0x100 [ 183.259082] neigh_mark_dead+0x13b/0x410 [ 183.263131] ? neigh_change_state+0x680/0x680 [ 183.267617] ? kasan_check_write+0x14/0x20 [ 183.271868] ? do_raw_write_lock+0x14f/0x310 [ 183.276265] ? do_raw_read_unlock+0x70/0x70 [ 183.280597] ? __lock_is_held+0xb5/0x140 [ 183.284656] neigh_flush_dev+0x3a1/0x960 [ 183.288704] ? neigh_changeaddr+0x24/0x40 [ 183.292876] ? __neigh_for_each_release+0x4f0/0x4f0 [ 183.297881] ? do_raw_read_unlock+0x70/0x70 [ 183.302220] ? net_to_rxe+0xe1/0x110 [ 183.305925] neigh_changeaddr+0x31/0x40 [ 183.309908] ndisc_netdev_event+0xe6/0x5b0 [ 183.314132] ? ndisc_send_unsol_na+0x500/0x500 [ 183.318729] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 183.324288] ? netconsole_netdev_event+0x7d/0x280 [ 183.329137] notifier_call_chain+0x17e/0x380 [ 183.333537] ? unregister_die_notifier+0x20/0x20 [ 183.338283] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.343837] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 183.349367] ? rtnl_is_locked+0xb5/0xf0 [ 183.353357] ? rtnl_trylock+0x20/0x20 [ 183.357164] raw_notifier_call_chain+0x2d/0x40 [ 183.361745] call_netdevice_notifiers_info+0x3f/0x90 [ 183.366840] dev_set_mac_address+0x293/0x3b0 [ 183.371242] ? netdev_state_change+0x1a0/0x1a0 [ 183.375821] ? trace_hardirqs_on+0xbd/0x310 [ 183.380138] do_setlink+0x7c7/0x3f30 [ 183.383849] ? print_usage_bug+0xc0/0xc0 [ 183.387909] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.393468] ? validate_linkmsg+0xa50/0xa50 [ 183.397817] ? find_held_lock+0x36/0x1c0 [ 183.401917] ? mark_held_locks+0xc7/0x130 [ 183.406058] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 183.411153] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 183.416254] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 183.420832] ? trace_hardirqs_on+0xbd/0x310 [ 183.425146] ? kasan_check_read+0x11/0x20 [ 183.429288] ? rcu_preempt_deferred_qs_irqrestore+0x89e/0x1000 [ 183.435297] ? trace_hardirqs_off_caller+0x310/0x310 [ 183.440411] ? sync_rcu_preempt_exp_done+0xfe/0x180 [ 183.445422] ? rcu_force_quiescent_state+0x10/0x10 [ 183.450354] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 183.455570] ? validate_nla+0x29a/0x1650 [ 183.459643] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 183.464794] ? nla_memcmp+0x90/0x90 [ 183.468448] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 183.473991] ? rtnl_is_locked+0xb5/0xf0 [ 183.477961] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 183.482970] ? validate_linkmsg+0x271/0xa50 [ 183.487287] ? rtnl_stats_dump+0xd70/0xd70 [ 183.491513] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.497131] ? netdev_master_upper_dev_get+0x173/0x250 [ 183.502401] ? __nla_parse+0x12c/0x3e0 [ 183.506283] ? netdev_has_any_upper_dev+0x170/0x170 [ 183.511299] __rtnl_newlink+0xcde/0x19e0 [ 183.515362] ? rtnl_link_unregister+0x390/0x390 [ 183.520029] ? rcu_read_unlock_special+0x370/0x370 [ 183.524951] ? rcu_softirq_qs+0x20/0x20 [ 183.528929] ? unwind_dump+0x190/0x190 [ 183.532822] ? is_bpf_text_address+0xd3/0x170 [ 183.537315] ? kernel_text_address+0x79/0xf0 [ 183.541724] ? __kernel_text_address+0xd/0x40 [ 183.546214] ? unwind_get_return_address+0x61/0xa0 [ 183.551141] ? __save_stack_trace+0x8d/0xf0 [ 183.555473] ? save_stack+0xa9/0xd0 [ 183.559100] ? save_stack+0x43/0xd0 [ 183.562726] ? kasan_kmalloc+0xcb/0xd0 [ 183.566612] ? kmem_cache_alloc_trace+0x154/0x740 [ 183.571451] ? rtnl_newlink+0x4d/0xa0 [ 183.575254] ? rtnetlink_rcv_msg+0x46a/0xc20 [ 183.579657] ? netlink_rcv_skb+0x172/0x440 [ 183.583889] ? rtnetlink_rcv+0x1c/0x20 [ 183.587769] ? netlink_unicast+0x5a5/0x760 [ 183.591995] ? netlink_sendmsg+0xa18/0xfc0 [ 183.596247] ? rtnl_newlink+0x4d/0xa0 [ 183.600045] ? rcu_read_lock_sched_held+0x14f/0x180 [ 183.605057] ? kmem_cache_alloc_trace+0x356/0x740 [ 183.609893] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 183.615168] ? ns_capable_common+0x13f/0x170 [ 183.619579] ? rcu_read_unlock_special+0x370/0x370 [ 183.624506] rtnl_newlink+0x6b/0xa0 [ 183.628132] ? __rtnl_newlink+0x19e0/0x19e0 [ 183.632450] rtnetlink_rcv_msg+0x46a/0xc20 [ 183.636692] ? rtnl_fdb_dump+0xd00/0xd00 [ 183.640759] netlink_rcv_skb+0x172/0x440 [ 183.644811] ? rtnl_fdb_dump+0xd00/0xd00 [ 183.648872] ? netlink_ack+0xb80/0xb80 [ 183.652751] ? rcu_read_unlock_special+0x370/0x370 [ 183.657683] rtnetlink_rcv+0x1c/0x20 [ 183.661394] netlink_unicast+0x5a5/0x760 [ 183.665464] ? netlink_attachskb+0x9a0/0x9a0 [ 183.669870] ? aa_sk_perm+0x22b/0x8e0 [ 183.673674] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 183.678688] netlink_sendmsg+0xa18/0xfc0 [ 183.682755] ? netlink_unicast+0x760/0x760 [ 183.686991] ? aa_sock_msg_perm.isra.14+0xba/0x160 [ 183.691918] ? apparmor_socket_sendmsg+0x29/0x30 [ 183.696670] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.702225] ? security_socket_sendmsg+0x94/0xc0 [ 183.706975] ? netlink_unicast+0x760/0x760 [ 183.711219] sock_sendmsg+0xd5/0x120 [ 183.714926] ___sys_sendmsg+0x7fd/0x930 [ 183.718909] ? copy_msghdr_from_user+0x580/0x580 [ 183.723661] ? graph_lock+0x270/0x270 [ 183.727483] ? graph_lock+0x270/0x270 [ 183.731281] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.736813] ? __fget_light+0x2e9/0x430 [ 183.740781] ? fget_raw+0x20/0x20 [ 183.744227] ? find_held_lock+0x36/0x1c0 [ 183.748306] ? __do_page_fault+0x62e/0xd70 [ 183.752543] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 183.758075] ? sockfd_lookup_light+0xc5/0x160 [ 183.762568] __sys_sendmsg+0x11d/0x280 [ 183.766505] ? __ia32_sys_shutdown+0x80/0x80 [ 183.770914] ? kasan_check_write+0x14/0x20 [ 183.775157] ? up_read+0x225/0x2c0 [ 183.778709] ? up_read_non_owner+0x100/0x100 [ 183.783121] ? do_syscall_64+0x9a/0x820 [ 183.787088] ? do_syscall_64+0x9a/0x820 [ 183.791067] ? trace_hardirqs_off_caller+0x310/0x310 [ 183.796166] __x64_sys_sendmsg+0x78/0xb0 [ 183.800245] do_syscall_64+0x1b9/0x820 [ 183.804129] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 183.809508] ? syscall_return_slowpath+0x5e0/0x5e0 [ 183.814435] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 183.819278] ? trace_hardirqs_on_caller+0x310/0x310 [ 183.824288] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 183.829819] ? prepare_exit_to_usermode+0x291/0x3b0 [ 183.834833] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 183.839676] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 183.844858] RIP: 0033:0x7efd5746d320 [ 183.848568] Code: 02 48 83 c8 ff eb 8d 48 8b 05 14 7b 2a 00 f7 da 64 89 10 48 83 c8 ff eb c9 90 83 3d d5 d2 2a 00 00 75 10 b8 2e 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 5e ba 00 00 48 89 04 24 [ 183.867471] RSP: 002b:00007ffd666ca9c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 183.875175] RAX: ffffffffffffffda RBX: 00007ffd666ceac0 RCX: 00007efd5746d320 [ 183.882434] RDX: 0000000000000000 RSI: 00007ffd666caa00 RDI: 0000000000000003 [ 183.889701] RBP: 00007ffd666caa00 R08: 0000000000000000 R09: 0000000000000000 [ 183.896963] R10: 0000000000000000 R11: 0000000000000246 R12: 000000005c0f821e [ 183.904237] R13: 0000000000000000 R14: 00000000006395c0 R15: 00007ffd666cf2a0 [ 183.912600] Kernel Offset: disabled [ 183.916225] Rebooting in 86400 seconds..