[....] 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. [ 29.391325] kauditd_printk_skb: 7 callbacks suppressed [ 29.391338] audit: type=1800 audit(1544014493.130:29): pid=5890 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 [ 29.423906] audit: type=1800 audit(1544014493.130:30): pid=5890 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 Warning: Permanently added '10.128.0.80' (ECDSA) to the list of known hosts. syzkaller login: [ 43.236205] IPVS: ftp: loaded support on port[0] = 21 [ 43.237268] IPVS: ftp: loaded support on port[0] = 21 [ 43.247396] IPVS: ftp: loaded support on port[0] = 21 [ 43.250333] IPVS: ftp: loaded support on port[0] = 21 [ 43.255049] IPVS: ftp: loaded support on port[0] = 21 [ 43.267244] IPVS: ftp: loaded support on port[0] = 21 [ 44.120415] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.134553] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.146549] device bridge_slave_0 entered promiscuous mode [ 44.190053] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.197290] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.206586] device bridge_slave_0 entered promiscuous mode [ 44.214370] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.224118] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.239167] device bridge_slave_0 entered promiscuous mode [ 44.248743] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.256259] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.263713] device bridge_slave_0 entered promiscuous mode [ 44.273615] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.281551] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.288441] device bridge_slave_0 entered promiscuous mode [ 44.299179] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.310193] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.317547] device bridge_slave_1 entered promiscuous mode [ 44.325288] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.338120] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.345225] device bridge_slave_1 entered promiscuous mode [ 44.356711] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.363430] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.374248] device bridge_slave_0 entered promiscuous mode [ 44.383952] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.391848] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.398737] device bridge_slave_1 entered promiscuous mode [ 44.407890] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.415659] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.426499] device bridge_slave_1 entered promiscuous mode [ 44.433744] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.442826] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.450612] device bridge_slave_1 entered promiscuous mode [ 44.459892] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.471193] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.479979] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.487054] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.508758] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.518482] device bridge_slave_1 entered promiscuous mode [ 44.525918] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.538599] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.553968] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.564735] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.581940] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.593172] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.616155] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.629474] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.701199] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.737198] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.783962] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.808128] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.824674] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.841393] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.860737] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.881560] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.902798] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.923770] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 44.934949] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 44.951799] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.973592] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.983813] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.993719] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.009491] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.023996] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.037392] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.053387] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.064174] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.074640] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.088939] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.098952] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.113434] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.127860] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.152818] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.174928] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.319827] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.333797] team0: Port device team_slave_0 added [ 45.392013] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.410042] team0: Port device team_slave_0 added [ 45.427290] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.441683] team0: Port device team_slave_0 added [ 45.448599] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.458111] team0: Port device team_slave_0 added [ 45.463706] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.477666] team0: Port device team_slave_1 added [ 45.485536] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.494438] team0: Port device team_slave_0 added [ 45.508494] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.520264] team0: Port device team_slave_1 added [ 45.527738] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.553970] team0: Port device team_slave_1 added [ 45.561742] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.570148] team0: Port device team_slave_1 added [ 45.581742] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.599783] team0: Port device team_slave_0 added [ 45.606339] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.616919] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.635799] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.643947] team0: Port device team_slave_1 added [ 45.654100] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.667233] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.691148] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.698809] team0: Port device team_slave_1 added [ 45.719167] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.728217] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.743867] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.753960] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.764507] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.775016] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.795757] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.803440] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.811479] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.819178] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.827163] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.836828] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.844233] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.851773] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.862165] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.876780] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.894150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.906325] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.921185] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.928836] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.936929] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.945041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.952913] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.960929] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.968564] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.976364] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.987008] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.996910] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.012606] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.022112] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.032327] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.041394] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.049989] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.058965] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.067933] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.076683] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.084606] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.096434] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.117699] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.132817] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.150092] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.157949] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.173805] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.182963] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.191238] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.199026] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.206948] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.214791] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.222611] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.230347] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.246435] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.263750] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.290053] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.298103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.307050] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.315909] 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 [ 46.792034] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.798592] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.805772] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.812202] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.828642] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported [ 47.008710] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.015230] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.021951] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.028325] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.056941] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.065511] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.071938] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.078639] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.085124] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.092485] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.103485] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.109927] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.116627] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.123119] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.134409] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.142941] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.149439] bridge0: port 2(bridge_slave_1) entered forwarding state RTNETLINK answers: No buffer space available [ 47.156152] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.162606] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.171138] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported [ 47.228945] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.235409] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.242176] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.248570] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.257340] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported 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 [ 47.769787] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.778178] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.791401] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.801459] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.808698] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready RTNETLINK answers: Operation not supported [ 47.816121] 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: 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: Invalid argument RTNETLINK answers: Operation not supported 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 [ 49.754382] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.015092] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.029282] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 50.077612] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.086312] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.121650] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.203213] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.258925] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 50.282060] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 50.288554] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.299146] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.352786] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 50.387601] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 50.417299] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 50.493447] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 50.512150] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 50.518424] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.530046] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.585783] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.644990] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 50.663883] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.671707] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.682495] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 50.690663] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 50.700450] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.708136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.718139] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.733758] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.761652] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 50.777433] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.790238] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.866263] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.953814] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.971864] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.007369] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.031846] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.046081] ------------[ cut here ]------------ [ 76.050927] DEBUG_LOCKS_WARN_ON(!hlock->nest_lock) [ 76.050954] ------------[ cut here ]------------ [ 76.060644] Bad or missing usercopy whitelist? Kernel memory overwrite attempt detected to SLAB object 'task_struct' (offset 1432, size 2)! [ 76.073469] WARNING: CPU: 1 PID: 38 at mm/usercopy.c:83 usercopy_warn+0xee/0x110 [ 76.081002] Kernel panic - not syncing: panic_on_warn set ... [ 76.086921] CPU: 1 PID: 38 Comm: فd Not tainted 4.20.0-rc4+ #327 [ 76.094295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.103771] ------------[ cut here ]------------ [ 76.108530] kernel BUG at mm/slab.c:4425! [ 76.112747] WARNING: CPU: 1 PID: 38 at kernel/rcu/tree_plugin.h:438 __rcu_read_unlock+0x266/0x2e0 [ 76.121753] Modules linked in: [ 76.124948] CPU: 1 PID: 38 Comm: فd Not tainted 4.20.0-rc4+ #327 [ 76.132304] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.141709] usercopy: Kernel memory overwrite attempt detected to SLAB object 'signal_cache' (offset 1328, size 23)! [ 76.152510] ------------[ cut here ]------------ [ 76.157267] kernel BUG at mm/usercopy.c:102! [ 76.161765] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 76.162709] ================================================================== [ 76.167139] CPU: 1 PID: 38 Comm: فd Not tainted 4.20.0-rc4+ #327 [ 76.174499] BUG: KASAN: stack-out-of-bounds in update_curr+0x9c0/0xbd0 [ 76.181830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.188479] Read of size 8 at addr ffff8881d9b4a4c0 by task syz-executor598/6057 [ 76.197848] RIP: 0010:usercopy_abort+0xbb/0xbd [ 76.205328] [ 76.209897] Code: c0 e8 47 ae b1 ff 48 8b 55 c0 49 89 d9 4d 89 f0 ff 75 c8 4c 89 e1 4c 89 ee 48 c7 c7 00 dc 34 88 ff 75 d0 41 57 e8 27 fa 97 ff <0f> 0b e8 1c ae b1 ff e8 97 13 f5 ff 8b 95 e4 fe ff ff 4c 89 e1 31 [ 76.230399] RSP: 0018:ffff8881d9b49438 EFLAGS: 00010086 [ 76.235758] RAX: 0000000000000068 RBX: ffffffff88291020 RCX: 0000000000000000 [ 76.243019] RDX: 0000000000000000 RSI: ffffffff8165eae5 RDI: 0000000000000005 [ 76.250280] RBP: ffff8881d9b49490 R08: ffff8881d9b4a440 R09: ffffed103b5e3ef8 [ 76.257544] R10: ffffed103b5e3ef8 R11: ffff8881daf1f7c7 R12: ffffffff8914f7c5 [ 76.264803] R13: ffffffff8834da60 R14: ffffffff8834d9a0 R15: ffffffff8834d960 [ 76.272069] FS: 0000000000000000(0000) GS:ffff8881daf00000(0000) knlGS:0000000000000000 [ 76.280295] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.286169] CR2: 0000000000000130 CR3: 00000001bedee000 CR4: 00000000001406e0 [ 76.293436] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 76.300696] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 76.307952] Call Trace: [ 76.310522] Modules linked in: [ 76.313792] ---[ end trace 0e43e78e4dc5c0bc ]--- [ 76.318616] RIP: 0010:usercopy_abort+0xbb/0xbd [ 76.323221] Code: c0 e8 47 ae b1 ff 48 8b 55 c0 49 89 d9 4d 89 f0 ff 75 c8 4c 89 e1 4c 89 ee 48 c7 c7 00 dc 34 88 ff 75 d0 41 57 e8 27 fa 97 ff <0f> 0b e8 1c ae b1 ff e8 97 13 f5 ff 8b 95 e4 fe ff ff 4c 89 e1 31 [ 76.342119] RSP: 0018:ffff8881d9b49438 EFLAGS: 00010086 [ 76.347475] RAX: 0000000000000068 RBX: ffffffff88291020 RCX: 0000000000000000 [ 76.354741] RDX: 0000000000000000 RSI: ffffffff8165eae5 RDI: 0000000000000005 [ 76.362037] RBP: ffff8881d9b49490 R08: ffff8881d9b4a440 R09: ffffed103b5e3ef8 [ 76.369300] R10: ffffed103b5e3ef8 R11: ffff8881daf1f7c7 R12: ffffffff8914f7c5 [ 76.376559] R13: ffffffff8834da60 R14: ffffffff8834d9a0 R15: ffffffff8834d960 [ 76.383820] FS: 0000000000000000(0000) GS:ffff8881daf00000(0000) knlGS:0000000000000000 [ 76.392038] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.397915] CR2: 0000000000000130 CR3: 00000001bedee000 CR4: 00000000001406e0 [ 76.405185] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 76.412452] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 76.419711] Kernel panic - not syncing: Fatal exception in interrupt [ 77.611268] Shutting down cpus with NMI [ 77.616219] Kernel Offset: disabled [ 77.619958] Rebooting in 86400 seconds..