Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 31.910506] IPVS: ftp: loaded support on port[0] = 21 [ 32.216782] tipc: TX() has been purged, node left! [ 32.487564] can: request_module (can-proto-0) failed. [ 34.060432] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.0.183' (ECDSA) to the list of known hosts. 2020/05/21 06:39:05 parsed 1 programs 2020/05/21 06:39:06 executed programs: 0 [ 42.528392] IPVS: ftp: loaded support on port[0] = 21 [ 42.536490] IPVS: ftp: loaded support on port[0] = 21 [ 42.584179] IPVS: ftp: loaded support on port[0] = 21 [ 42.585203] IPVS: ftp: loaded support on port[0] = 21 [ 42.647109] IPVS: ftp: loaded support on port[0] = 21 [ 42.662529] IPVS: ftp: loaded support on port[0] = 21 [ 42.830509] chnl_net:caif_netlink_parms(): no params data found [ 42.857118] chnl_net:caif_netlink_parms(): no params data found [ 42.964176] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.971246] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.979640] device bridge_slave_0 entered promiscuous mode [ 43.012008] chnl_net:caif_netlink_parms(): no params data found [ 43.021575] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.029984] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.036965] device bridge_slave_1 entered promiscuous mode [ 43.050150] chnl_net:caif_netlink_parms(): no params data found [ 43.072036] chnl_net:caif_netlink_parms(): no params data found [ 43.102454] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.110228] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.117310] device bridge_slave_0 entered promiscuous mode [ 43.146093] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 43.156222] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.164088] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.172992] device bridge_slave_1 entered promiscuous mode [ 43.208422] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 43.245809] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.253270] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.262109] device bridge_slave_0 entered promiscuous mode [ 43.282168] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 43.292337] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 43.308493] chnl_net:caif_netlink_parms(): no params data found [ 43.319897] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.326271] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.338978] device bridge_slave_1 entered promiscuous mode [ 43.351617] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.358444] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.365624] device bridge_slave_0 entered promiscuous mode [ 43.379244] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.385602] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.393230] device bridge_slave_0 entered promiscuous mode [ 43.403821] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.410935] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.419308] device bridge_slave_1 entered promiscuous mode [ 43.433027] team0: Port device team_slave_0 added [ 43.440746] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.447092] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.454251] device bridge_slave_1 entered promiscuous mode [ 43.493984] team0: Port device team_slave_1 added [ 43.502422] team0: Port device team_slave_0 added [ 43.519285] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 43.529549] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.536364] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.548777] device bridge_slave_0 entered promiscuous mode [ 43.559231] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 43.570486] team0: Port device team_slave_1 added [ 43.577600] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 43.589552] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 43.599806] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.606248] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.617914] device bridge_slave_1 entered promiscuous mode [ 43.642628] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 43.664963] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 43.686744] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 43.740007] device hsr_slave_0 entered promiscuous mode [ 43.787576] device hsr_slave_1 entered promiscuous mode [ 43.870591] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 43.883397] team0: Port device team_slave_0 added [ 43.930211] device hsr_slave_0 entered promiscuous mode [ 43.987491] device hsr_slave_1 entered promiscuous mode [ 44.028175] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 44.035381] Cannot create hsr debugfs directory [ 44.048389] team0: Port device team_slave_0 added [ 44.056497] team0: Port device team_slave_0 added [ 44.068085] team0: Port device team_slave_1 added [ 44.080667] team0: Port device team_slave_0 added [ 44.086904] team0: Port device team_slave_1 added [ 44.095013] team0: Port device team_slave_1 added [ 44.102348] team0: Port device team_slave_1 added [ 44.169095] device hsr_slave_0 entered promiscuous mode [ 44.217399] device hsr_slave_1 entered promiscuous mode [ 44.267093] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 44.273974] Cannot create hsr debugfs directory [ 44.349857] device hsr_slave_0 entered promiscuous mode [ 44.397226] device hsr_slave_1 entered promiscuous mode [ 44.436921] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 44.443905] Cannot create hsr debugfs directory [ 44.499412] device hsr_slave_0 entered promiscuous mode [ 44.547174] device hsr_slave_1 entered promiscuous mode [ 44.586850] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 44.593828] Cannot create hsr debugfs directory [ 44.669960] device hsr_slave_0 entered promiscuous mode [ 44.737223] device hsr_slave_1 entered promiscuous mode [ 44.776820] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 44.783786] Cannot create hsr debugfs directory [ 44.942312] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.971965] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.989547] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.005692] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.013695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.024496] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.035875] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.051862] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.062841] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.074239] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.082267] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.094364] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.102831] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.109494] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.122890] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.131246] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.139389] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.150650] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.165344] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.178931] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.188401] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.195290] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.203213] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.210735] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.218454] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.226352] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.234997] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.241775] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.249604] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.259316] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.267481] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.275120] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.281526] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.290307] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.303283] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.313048] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.320978] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.332331] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.340306] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.346748] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.353825] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.371982] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.392930] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 45.402976] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 45.415190] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.423152] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.431362] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.439439] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.445793] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.453157] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.461994] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.470227] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.477367] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.484223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.492468] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.500813] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.507248] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.514006] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.523187] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.531007] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.537418] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.544130] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.552389] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.560487] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.567071] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.573877] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.581872] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.589876] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.596328] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.603172] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.611549] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.619442] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.625804] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.632849] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.641126] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.648862] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.656961] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.664813] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.672553] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.680754] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.688056] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.695146] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.702835] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.710757] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.738248] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.746097] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.758180] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.764787] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.773804] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.782376] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.791148] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.797567] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.804986] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.813102] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.821167] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.829380] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.837380] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.882288] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.890299] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.898414] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.905947] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.914414] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.922989] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.931195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.940310] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.948462] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.955957] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.964142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.972701] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.980541] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.988313] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.995725] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.003386] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.011176] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.019766] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.027792] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.035469] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.043381] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.051448] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.059170] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.067155] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.074712] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.082671] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.090696] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.098534] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.106740] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.114472] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.122692] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.131242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.139125] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.148565] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.162859] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.171362] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.191824] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.200250] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.207586] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.214676] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.222165] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.229777] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.238965] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.246666] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.254271] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.262054] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.269758] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.279913] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.288189] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.305205] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.323565] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.335287] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.360999] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 46.376353] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 46.399679] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.414313] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.429761] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.438593] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.463773] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.489450] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.503516] tipc: Started in network mode [ 46.531280] tipc: Own node identity 7f000001, cluster identity 4711 [ 46.550393] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.4/7568 [ 46.559705] caller is dst_cache_get+0x33/0xa0 [ 46.564215] CPU: 0 PID: 7568 Comm: syz-executor.4 Not tainted 5.7.0-rc5-syzkaller #0 [ 46.572110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.582236] Call Trace: [ 46.584809] dump_stack+0x12d/0x187 [ 46.588421] debug_smp_processor_id.cold.1+0x84/0x9e [ 46.593506] dst_cache_get+0x33/0xa0 [ 46.597212] ? tipc_crypto_xmit+0x1e2/0x2b00 [ 46.601716] tipc_udp_xmit.isra.15+0xab/0xcd0 [ 46.606199] ? tipc_udp_addr2str+0x150/0x150 [ 46.610595] ? tipc_crypto_timeout+0xfb0/0xfb0 [ 46.615167] ? rcu_read_lock_held+0x9c/0xb0 [ 46.619817] ? rcu_read_lock_held_common+0x120/0x120 [ 46.624902] tipc_udp_send_msg+0x31e/0x3d0 [ 46.629121] tipc_bearer_xmit_skb+0x1a5/0x370 [ 46.633704] ? tipc_bearer_mtu+0x350/0x350 [ 46.638178] ? tipc_disc_create+0x5df/0x8c0 [ 46.642500] tipc_enable_bearer+0x859/0xbb0 [ 46.646876] ? tipc_bearer_xmit_skb+0x370/0x370 [ 46.651529] ? __kasan_check_write+0x14/0x20 [ 46.655916] ? osq_unlock+0x2a/0x1f0 [ 46.659617] ? __nla_validate_parse+0xc1/0x1d50 [ 46.664282] ? rtnl_lock+0x12/0x20 [ 46.667807] __tipc_nl_bearer_enable+0x265/0x390 [ 46.672557] ? __tipc_nl_bearer_enable+0x187/0x390 [ 46.677471] ? __tipc_nl_bearer_enable+0x265/0x390 [ 46.682378] ? nla_get_range_signed+0x550/0x550 [ 46.687037] ? tipc_nl_bearer_disable+0x30/0x30 [ 46.691684] ? __local_bh_enable_ip+0x160/0x260 [ 46.696358] tipc_nl_bearer_enable+0x1d/0x30 [ 46.700746] genl_rcv_msg+0x5e1/0x10f0 [ 46.704617] ? genl_family_rcv_msg_attrs_parse+0x2f0/0x2f0 [ 46.710244] ? lock_release+0x960/0x960 [ 46.714229] netlink_rcv_skb+0x13f/0x380 [ 46.718618] ? genl_family_rcv_msg_attrs_parse+0x2f0/0x2f0 [ 46.724219] ? netlink_ack+0x9a0/0x9a0 [ 46.728089] ? netlink_deliver_tap+0x178/0xac0 [ 46.732675] genl_rcv+0x23/0x40 [ 46.735933] netlink_unicast+0x479/0x6c0 [ 46.739984] ? netlink_attachskb+0x740/0x740 [ 46.744371] ? _copy_from_iter_full+0x18a/0x780 [ 46.749020] ? __kasan_check_read+0x11/0x20 [ 46.753319] ? __check_object_size+0x203/0x2ea [ 46.757986] netlink_sendmsg+0x7ab/0xd50 [ 46.762033] ? netlink_unicast+0x6c0/0x6c0 [ 46.766946] ? apparmor_socket_sendmsg+0x1b/0x20 [ 46.771701] ? netlink_unicast+0x6c0/0x6c0 [ 46.775930] sock_sendmsg+0xe6/0x110 [ 46.779625] ____sys_sendmsg+0x630/0x9d0 [ 46.783663] ? copy_msghdr_from_user+0xa4/0xf0 [ 46.788241] ? kernel_sendmsg+0x30/0x30 [ 46.792213] ? find_held_lock+0x36/0x1d0 [ 46.796270] ___sys_sendmsg+0xe4/0x160 [ 46.800154] ? sendmsg_copy_msghdr+0x30/0x30 [ 46.804544] ? __kasan_check_read+0x11/0x20 [ 46.808846] ? __fget_files+0x289/0x3f0 [ 46.812804] ? ksys_dup3+0x2e0/0x2e0 [ 46.816529] ? __fget_light+0x1b1/0x230 [ 46.820597] ? __fdget+0xe/0x10 [ 46.823882] __sys_sendmsg+0xdc/0x190 [ 46.827684] ? __sys_sendmsg_sock+0xa0/0xa0 [ 46.832072] ? __kasan_check_read+0x11/0x20 [ 46.836373] ? _copy_to_user+0xc1/0xe0 [ 46.840241] ? put_timespec64+0xa9/0x100 [ 46.844281] ? nsecs_to_jiffies+0x20/0x20 [ 46.848433] ? do_syscall_64+0x21/0x630 [ 46.852388] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 46.857734] __x64_sys_sendmsg+0x73/0xb0 [ 46.861777] do_syscall_64+0xd0/0x630 [ 46.865561] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 46.870731] RIP: 0033:0x457f89 [ 46.873903] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 46.892910] RSP: 002b:00007fc8352bbc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 46.901011] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 [ 46.908269] RDX: 0000000000000004 RSI: 0000000020000000 RDI: 000000000000000e [ 46.915624] RBP: 000000000073c040 R08: 0000000000000000 R09: 0000000000000000 [ 46.922888] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc8352bc6d4 [ 46.930155] R13: 00000000004c52ba R14: 00000000004d9038 R15: 00000000ffffffff [ 46.953848] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.4/7568 [ 46.962726] caller is dst_cache_set_ip4+0x97/0x2e0 [ 46.967780] CPU: 0 PID: 7568 Comm: syz-executor.4 Not tainted 5.7.0-rc5-syzkaller #0 [ 46.975765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.985104] Call Trace: [ 46.987687] dump_stack+0x12d/0x187 [ 46.991413] debug_smp_processor_id.cold.1+0x84/0x9e [ 46.996635] dst_cache_set_ip4+0x97/0x2e0 [ 47.001034] ? dst_cache_get_ip6+0x1b0/0x1b0 [ 47.005428] ? xfrm_lookup_route+0x1f/0x170 [ 47.009783] tipc_udp_xmit.isra.15+0x7aa/0xcd0 [ 47.014374] ? tipc_udp_addr2str+0x150/0x150 [ 47.018793] ? tipc_crypto_timeout+0xfb0/0xfb0 [ 47.023405] ? rcu_read_lock_held+0x9c/0xb0 [ 47.027940] ? rcu_read_lock_held_common+0x120/0x120 [ 47.033054] tipc_udp_send_msg+0x31e/0x3d0 [ 47.037289] tipc_bearer_xmit_skb+0x1a5/0x370 [ 47.041782] ? tipc_bearer_mtu+0x350/0x350 [ 47.045999] ? tipc_disc_create+0x5df/0x8c0 [ 47.050320] tipc_enable_bearer+0x859/0xbb0 [ 47.054634] ? tipc_bearer_xmit_skb+0x370/0x370 [ 47.059275] sctp: failed to load transform for md5: -4 [ 47.059307] ? __kasan_check_write+0x14/0x20 [ 47.059337] ? osq_unlock+0x2a/0x1f0 [ 47.072808] ? __nla_validate_parse+0xc1/0x1d50 [ 47.077582] ? rtnl_lock+0x12/0x20 [ 47.081115] __tipc_nl_bearer_enable+0x265/0x390 [ 47.085892] ? __tipc_nl_bearer_enable+0x187/0x390 [ 47.090823] ? __tipc_nl_bearer_enable+0x265/0x390 [ 47.095973] ? nla_get_range_signed+0x550/0x550 [ 47.100685] ? tipc_nl_bearer_disable+0x30/0x30 [ 47.105358] ? __local_bh_enable_ip+0x160/0x260 [ 47.110145] tipc_nl_bearer_enable+0x1d/0x30 [ 47.114642] genl_rcv_msg+0x5e1/0x10f0 [ 47.118599] ? genl_family_rcv_msg_attrs_parse+0x2f0/0x2f0 [ 47.124233] ? lock_release+0x960/0x960 [ 47.128299] netlink_rcv_skb+0x13f/0x380 [ 47.132352] ? genl_family_rcv_msg_attrs_parse+0x2f0/0x2f0 [ 47.139824] ? netlink_ack+0x9a0/0x9a0 [ 47.145203] ? netlink_deliver_tap+0x178/0xac0 [ 47.151318] genl_rcv+0x23/0x40 [ 47.155331] netlink_unicast+0x479/0x6c0 [ 47.159529] ? netlink_attachskb+0x740/0x740 [ 47.164208] ? _copy_from_iter_full+0x18a/0x780 [ 47.168871] ? __kasan_check_read+0x11/0x20 [ 47.173190] ? __check_object_size+0x203/0x2ea [ 47.177777] netlink_sendmsg+0x7ab/0xd50 [ 47.181842] ? netlink_unicast+0x6c0/0x6c0 [ 47.186081] ? apparmor_socket_sendmsg+0x1b/0x20 [ 47.190835] ? netlink_unicast+0x6c0/0x6c0 [ 47.195159] sock_sendmsg+0xe6/0x110 [ 47.198874] ____sys_sendmsg+0x630/0x9d0 [ 47.202939] ? copy_msghdr_from_user+0xa4/0xf0 [ 47.207684] ? kernel_sendmsg+0x30/0x30 [ 47.211755] ? find_held_lock+0x36/0x1d0 [ 47.215838] ___sys_sendmsg+0xe4/0x160 [ 47.219845] ? sendmsg_copy_msghdr+0x30/0x30 [ 47.224322] ? __kasan_check_read+0x11/0x20 [ 47.228646] ? __fget_files+0x289/0x3f0 [ 47.232687] ? ksys_dup3+0x2e0/0x2e0 [ 47.236385] ? __fget_light+0x1b1/0x230 [ 47.240339] ? __fdget+0xe/0x10 [ 47.243616] __sys_sendmsg+0xdc/0x190 [ 47.247421] ? __sys_sendmsg_sock+0xa0/0xa0 [ 47.251728] ? __kasan_check_read+0x11/0x20 [ 47.256029] ? _copy_to_user+0xc1/0xe0 [ 47.259900] ? put_timespec64+0xa9/0x100 [ 47.263944] ? nsecs_to_jiffies+0x20/0x20 [ 47.268082] ? do_syscall_64+0x21/0x630 [ 47.272040] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 47.277402] __x64_sys_sendmsg+0x73/0xb0 [ 47.281442] do_syscall_64+0xd0/0x630 [ 47.286213] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 47.291384] RIP: 0033:0x457f89 [ 47.294555] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 47.313539] RSP: 002b:00007fc8352bbc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 47.321419] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 [ 47.329256] RDX: 0000000000000004 RSI: 0000000020000000 RDI: 000000000000000e [ 47.337848] RBP: 000000000073c040 R08: 0000000000000000 R09: 0000000000000000 [ 47.345106] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc8352bc6d4 [ 47.352375] R13: 00000000004c52ba R14: 00000000004d9038 R15: 00000000ffffffff [ 47.363647] tipc: Enabled bearer , priority 10 [ 47.387287] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.402078] 8021q: adding VLAN 0 to HW filter on device batadv0 2020/05/21 06:39:11 executed programs: 6 [ 47.447830] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.576945] tipc: Started in network mode [ 47.596313] tipc: Own node identity 7f000001, cluster identity 4711 [ 47.632897] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.5/7600 [ 47.642662] caller is dst_cache_get+0x33/0xa0 [ 47.647237] CPU: 0 PID: 7600 Comm: syz-executor.5 Not tainted 5.7.0-rc5-syzkaller #0 [ 47.656351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.665799] Call Trace: [ 47.668409] dump_stack+0x12d/0x187 [ 47.672042] debug_smp_processor_id.cold.1+0x84/0x9e [ 47.677678] dst_cache_get+0x33/0xa0 [ 47.681409] ? tipc_crypto_xmit+0x1e2/0x2b00 [ 47.685812] tipc_udp_xmit.isra.15+0xab/0xcd0 [ 47.691008] ? tipc_udp_addr2str+0x150/0x150 [ 47.695406] ? tipc_crypto_timeout+0xfb0/0xfb0 [ 47.699996] ? rcu_read_lock_held+0x9c/0xb0 [ 47.704308] ? rcu_read_lock_held_common+0x120/0x120 [ 47.709412] tipc_udp_send_msg+0x31e/0x3d0 [ 47.713652] tipc_bearer_xmit_skb+0x1a5/0x370 [ 47.718143] ? tipc_bearer_mtu+0x350/0x350 [ 47.722376] ? tipc_disc_create+0x5df/0x8c0 [ 47.727764] tipc_enable_bearer+0x859/0xbb0 [ 47.732092] ? tipc_bearer_xmit_skb+0x370/0x370 [ 47.736766] ? do_raw_spin_unlock+0x177/0x260 [ 47.741263] ? rtnl_lock+0x12/0x20 [ 47.744789] __tipc_nl_bearer_enable+0x265/0x390 [ 47.749540] ? __tipc_nl_bearer_enable+0x187/0x390 [ 47.754564] ? __tipc_nl_bearer_enable+0x265/0x390 [ 47.759489] ? nla_get_range_signed+0x550/0x550 [ 47.764138] ? tipc_nl_bearer_disable+0x30/0x30 [ 47.768898] ? __local_bh_enable_ip+0x160/0x260 [ 47.773571] tipc_nl_bearer_enable+0x1d/0x30 [ 47.777961] genl_rcv_msg+0x5e1/0x10f0 [ 47.781857] ? genl_family_rcv_msg_attrs_parse+0x2f0/0x2f0 [ 47.787478] ? lock_release+0x960/0x960 [ 47.791455] netlink_rcv_skb+0x13f/0x380 [ 47.795688] ? genl_family_rcv_msg_attrs_parse+0x2f0/0x2f0 [ 47.801296] ? netlink_ack+0x9a0/0x9a0 [ 47.805169] ? netlink_deliver_tap+0x178/0xac0 [ 47.809737] genl_rcv+0x23/0x40 [ 47.812995] netlink_unicast+0x479/0x6c0 [ 47.817226] ? netlink_attachskb+0x740/0x740 [ 47.821625] ? _copy_from_iter_full+0x18a/0x780 [ 47.826746] ? __kasan_check_read+0x11/0x20 [ 47.831045] ? __check_object_size+0x203/0x2ea [ 47.835607] netlink_sendmsg+0x7ab/0xd50 [ 47.839652] ? netlink_unicast+0x6c0/0x6c0 [ 47.844065] ? apparmor_socket_sendmsg+0x1b/0x20 [ 47.848807] ? netlink_unicast+0x6c0/0x6c0 [ 47.853026] sock_sendmsg+0xe6/0x110 [ 47.856727] ____sys_sendmsg+0x630/0x9d0 [ 47.861139] ? copy_msghdr_from_user+0xa4/0xf0 [ 47.865708] ? kernel_sendmsg+0x30/0x30 [ 47.869663] ? find_held_lock+0x36/0x1d0 [ 47.873770] ___sys_sendmsg+0xe4/0x160 [ 47.877637] ? sendmsg_copy_msghdr+0x30/0x30 [ 47.882023] ? __kasan_check_read+0x11/0x20 [ 47.886341] ? __fget_files+0x289/0x3f0 [ 47.890300] ? ksys_dup3+0x2e0/0x2e0 [ 47.894006] ? __fget_light+0x1b1/0x230 [ 47.898045] ? __fdget+0xe/0x10 [ 47.901305] __sys_sendmsg+0xdc/0x190 [ 47.905090] ? __sys_sendmsg_sock+0xa0/0xa0 [ 47.909732] ? __kasan_check_read+0x11/0x20 [ 47.914041] ? _copy_to_user+0xc1/0xe0 [ 47.917914] ? put_timespec64+0xa9/0x100 [ 47.921985] ? nsecs_to_jiffies+0x20/0x20 [ 47.926120] ? do_syscall_64+0x21/0x630 [ 47.930074] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 47.935419] __x64_sys_sendmsg+0x73/0xb0 [ 47.939476] do_syscall_64+0xd0/0x630 [ 47.943255] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 47.948447] RIP: 0033:0x457f89 [ 47.951620] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 47.970509] RSP: 002b:00007f4d5ab8fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 47.978203] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 [ 47.985453] RDX: 0000000000000004 RSI: 0000000020000000 RDI: 000000000000000f [ 47.992710] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 47.999971] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d5ab906d4 [ 48.007305] R13: 00000000004c52ba R14: 00000000004d9038 R15: 00000000ffffffff [ 48.015543] tipc: 32-bit node address hash set to 100007f [ 48.161150] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.5/7600 [ 48.170022] caller is dst_cache_set_ip4+0x97/0x2e0 [ 48.174972] CPU: 0 PID: 7600 Comm: syz-executor.5 Not tainted 5.7.0-rc5-syzkaller #0 [ 48.182840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.192189] Call Trace: [ 48.194776] dump_stack+0x12d/0x187 [ 48.198406] debug_smp_processor_id.cold.1+0x84/0x9e [ 48.203522] dst_cache_set_ip4+0x97/0x2e0 [ 48.207664] ? dst_cache_get_ip6+0x1b0/0x1b0 [ 48.212074] ? xfrm_lookup_route+0x1f/0x170 [ 48.216396] tipc_udp_xmit.isra.15+0x7aa/0xcd0 [ 48.221233] ? tipc_udp_addr2str+0x150/0x150 [ 48.225625] ? tipc_crypto_timeout+0xfb0/0xfb0 [ 48.230212] ? rcu_read_lock_held+0x9c/0xb0 [ 48.234525] ? rcu_read_lock_held_common+0x120/0x120 [ 48.239624] tipc_udp_send_msg+0x31e/0x3d0 [ 48.243867] tipc_bearer_xmit_skb+0x1a5/0x370 [ 48.248377] ? tipc_bearer_mtu+0x350/0x350 [ 48.252699] ? tipc_disc_create+0x5df/0x8c0 [ 48.257016] tipc_enable_bearer+0x859/0xbb0 [ 48.261321] ? tipc_bearer_xmit_skb+0x370/0x370 [ 48.265972] ? do_raw_spin_unlock+0x177/0x260 [ 48.270459] ? rtnl_lock+0x12/0x20 [ 48.273978] __tipc_nl_bearer_enable+0x265/0x390 [ 48.278719] ? __tipc_nl_bearer_enable+0x187/0x390 [ 48.283625] ? __tipc_nl_bearer_enable+0x265/0x390 [ 48.288533] ? nla_get_range_signed+0x550/0x550 [ 48.293191] ? tipc_nl_bearer_disable+0x30/0x30 [ 48.297840] ? __local_bh_enable_ip+0x160/0x260 [ 48.302497] tipc_nl_bearer_enable+0x1d/0x30 [ 48.306884] genl_rcv_msg+0x5e1/0x10f0 [ 48.310752] ? genl_family_rcv_msg_attrs_parse+0x2f0/0x2f0 [ 48.316362] ? lock_release+0x960/0x960 [ 48.320316] netlink_rcv_skb+0x13f/0x380 [ 48.324365] ? genl_family_rcv_msg_attrs_parse+0x2f0/0x2f0 [ 48.329967] ? netlink_ack+0x9a0/0x9a0 [ 48.333837] ? netlink_deliver_tap+0x178/0xac0 [ 48.338408] genl_rcv+0x23/0x40 [ 48.341673] netlink_unicast+0x479/0x6c0 [ 48.345715] ? netlink_attachskb+0x740/0x740 [ 48.350184] ? _copy_from_iter_full+0x18a/0x780 [ 48.354839] ? __kasan_check_read+0x11/0x20 [ 48.359143] ? __check_object_size+0x203/0x2ea [ 48.364454] netlink_sendmsg+0x7ab/0xd50 [ 48.369033] ? netlink_unicast+0x6c0/0x6c0 [ 48.373876] ? apparmor_socket_sendmsg+0x1b/0x20 [ 48.378623] ? netlink_unicast+0x6c0/0x6c0 [ 48.382925] sock_sendmsg+0xe6/0x110 [ 48.386642] ____sys_sendmsg+0x630/0x9d0 [ 48.390693] ? copy_msghdr_from_user+0xa4/0xf0 [ 48.395355] ? kernel_sendmsg+0x30/0x30 [ 48.399333] ? find_held_lock+0x36/0x1d0 [ 48.403381] ___sys_sendmsg+0xe4/0x160 [ 48.407254] ? sendmsg_copy_msghdr+0x30/0x30 [ 48.411943] ? __kasan_check_read+0x11/0x20 [ 48.416247] ? __fget_files+0x289/0x3f0 [ 48.420203] ? ksys_dup3+0x2e0/0x2e0 [ 48.424525] ? __fget_light+0x1b1/0x230 [ 48.428654] ? __fdget+0xe/0x10 [ 48.431931] __sys_sendmsg+0xdc/0x190 [ 48.435797] ? __sys_sendmsg_sock+0xa0/0xa0 [ 48.440223] ? __kasan_check_read+0x11/0x20 [ 48.444959] ? _copy_to_user+0xc1/0xe0 [ 48.449560] ? put_timespec64+0xa9/0x100 [ 48.453601] ? nsecs_to_jiffies+0x20/0x20 [ 48.457748] ? do_syscall_64+0x21/0x630 [ 48.461807] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 48.467153] __x64_sys_sendmsg+0x73/0xb0 [ 48.471281] do_syscall_64+0xd0/0x630 [ 48.475080] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 48.480249] RIP: 0033:0x457f89 [ 48.483421] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 48.502662] RSP: 002b:00007f4d5ab8fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 48.511058] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 [ 48.518395] RDX: 0000000000000004 RSI: 0000000020000000 RDI: 000000000000000f [ 48.525643] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 48.532910] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d5ab906d4 [ 48.540172] R13: 00000000004c52ba R14: 00000000004d9038 R15: 00000000ffffffff [ 48.554068] tipc: Enabled bearer , priority 10 [ 48.686868] tipc: 32-bit node address hash set to 100007f [ 48.740461] tipc: Started in network mode [ 48.762077] tipc: Own node identity 7f000001, cluster identity 4711 [ 48.796052] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.1/7637 [ 48.804792] caller is dst_cache_get+0x33/0xa0 [ 48.809545] CPU: 0 PID: 7637 Comm: syz-executor.1 Not tainted 5.7.0-rc5-syzkaller #0 [ 48.817424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.826775] Call Trace: [ 48.829407] dump_stack+0x12d/0x187 [ 48.833058] debug_smp_processor_id.cold.1+0x84/0x9e [ 48.838256] dst_cache_get+0x33/0xa0 [ 48.841966] ? tipc_crypto_xmit+0x1e2/0x2b00 [ 48.846407] tipc_udp_xmit.isra.15+0xab/0xcd0 [ 48.850948] ? tipc_udp_addr2str+0x150/0x150 [ 48.855380] ? tipc_crypto_timeout+0xfb0/0xfb0 [ 48.860068] ? rcu_read_lock_held+0x9c/0xb0 [ 48.864390] ? rcu_read_lock_held_common+0x120/0x120 [ 48.869496] tipc_udp_send_msg+0x31e/0x3d0 [ 48.873722] tipc_bearer_xmit_skb+0x1a5/0x370 [ 48.878286] ? tipc_bearer_mtu+0x350/0x350 [ 48.882501] ? tipc_disc_create+0x5df/0x8c0 [ 48.886809] tipc_enable_bearer+0x859/0xbb0 [ 48.891115] ? tipc_bearer_xmit_skb+0x370/0x370 [ 48.895777] ? __nla_validate_parse+0xc1/0x1d50 [ 48.900431] ? rtnl_lock+0x12/0x20 [ 48.903979] __tipc_nl_bearer_enable+0x265/0x390 [ 48.908713] ? __tipc_nl_bearer_enable+0x187/0x390 [ 48.913619] ? __tipc_nl_bearer_enable+0x265/0x390 [ 48.918823] ? nla_get_range_signed+0x550/0x550 [ 48.923490] ? tipc_nl_bearer_disable+0x30/0x30 [ 48.928166] ? __local_bh_enable_ip+0x160/0x260 [ 48.932864] tipc_nl_bearer_enable+0x1d/0x30 [ 48.937476] genl_rcv_msg+0x5e1/0x10f0 [ 48.941374] ? genl_family_rcv_msg_attrs_parse+0x2f0/0x2f0 [ 48.947006] ? lock_release+0x960/0x960 [ 48.950967] netlink_rcv_skb+0x13f/0x380 [ 48.955009] ? genl_family_rcv_msg_attrs_parse+0x2f0/0x2f0 [ 48.960625] ? netlink_ack+0x9a0/0x9a0 [ 48.964517] ? netlink_deliver_tap+0x178/0xac0 [ 48.969180] genl_rcv+0x23/0x40 [ 48.972454] netlink_unicast+0x479/0x6c0 [ 48.976499] ? netlink_attachskb+0x740/0x740 [ 48.980900] ? _copy_from_iter_full+0x18a/0x780 [ 48.986168] ? __kasan_check_read+0x11/0x20 [ 48.990472] ? __check_object_size+0x203/0x2ea [ 48.995053] netlink_sendmsg+0x7ab/0xd50 [ 48.999120] ? netlink_unicast+0x6c0/0x6c0 [ 49.003354] ? apparmor_socket_sendmsg+0x1b/0x20 [ 49.008110] ? netlink_unicast+0x6c0/0x6c0 [ 49.012498] sock_sendmsg+0xe6/0x110 [ 49.016210] ____sys_sendmsg+0x630/0x9d0 [ 49.020253] ? copy_msghdr_from_user+0xa4/0xf0 [ 49.024817] ? kernel_sendmsg+0x30/0x30 [ 49.028783] ? find_held_lock+0x36/0x1d0 [ 49.032833] ___sys_sendmsg+0xe4/0x160 [ 49.037481] ? sendmsg_copy_msghdr+0x30/0x30 [ 49.041873] ? __kasan_check_read+0x11/0x20 [ 49.046262] ? __fget_files+0x289/0x3f0 [ 49.050231] ? ksys_dup3+0x2e0/0x2e0 [ 49.053941] ? __fget_light+0x1b1/0x230 [ 49.057898] ? __fdget+0xe/0x10 [ 49.061160] __sys_sendmsg+0xdc/0x190 [ 49.064957] ? __sys_sendmsg_sock+0xa0/0xa0 [ 49.069277] ? __kasan_check_read+0x11/0x20 [ 49.073603] ? _copy_to_user+0xc1/0xe0 [ 49.077566] ? put_timespec64+0xa9/0x100 [ 49.081606] ? nsecs_to_jiffies+0x20/0x20 [ 49.085744] ? do_syscall_64+0x21/0x630 [ 49.090219] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 49.095591] __x64_sys_sendmsg+0x73/0xb0 [ 49.099670] do_syscall_64+0xd0/0x630 [ 49.103473] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 49.108646] RIP: 0033:0x457f89 [ 49.112002] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 49.130904] RSP: 002b:00007f26ed813c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 49.138605] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 [ 49.145853] RDX: 0000000000000004 RSI: 0000000020000000 RDI: 000000000000000f [ 49.153099] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 49.160388] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f26ed8146d4 [ 49.167637] R13: 00000000004c52ba R14: 00000000004d9038 R15: 00000000ffffffff [ 49.581343] tipc: Enabled bearer , priority 10 [ 49.735021] tipc: Enabling of bearer rejected, already enabled [ 49.809715] tipc: Started in network mode [ 49.831464] tipc: Own node identity 7f000001, cluster identity 4711 [ 49.857929] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.3/7696 [ 49.867152] caller is dst_cache_get+0x33/0xa0 [ 49.871886] CPU: 1 PID: 7696 Comm: syz-executor.3 Not tainted 5.7.0-rc5-syzkaller #0 [ 49.874546] tipc: 32-bit node address hash set to 100007f [ 49.879851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.879856] Call Trace: [ 49.879872] dump_stack+0x12d/0x187 [ 49.879888] debug_smp_processor_id.cold.1+0x84/0x9e [ 49.879898] dst_cache_get+0x33/0xa0 [ 49.879906] ? tipc_crypto_xmit+0x1e2/0x2b00 [ 49.879913] tipc_udp_xmit.isra.15+0xab/0xcd0 [ 49.879925] ? tipc_udp_addr2str+0x150/0x150 [ 49.923655] ? tipc_crypto_timeout+0xfb0/0xfb0 [ 49.928252] ? rfcomm_tty_chars_in_buffer+0x30/0xf0 [ 49.933283] ? rcu_read_lock_held+0x9c/0xb0 [ 49.937600] ? rcu_read_lock_held_common+0x120/0x120 [ 49.942718] tipc_udp_send_msg+0x31e/0x3d0 [ 49.946962] tipc_bearer_xmit_skb+0x1a5/0x370 [ 49.951545] ? tipc_bearer_mtu+0x350/0x350 [ 49.955790] ? tipc_disc_create+0x5df/0x8c0 [ 49.960212] tipc_enable_bearer+0x859/0xbb0 [ 49.964540] ? tipc_bearer_xmit_skb+0x370/0x370 [ 49.969317] ? __nla_validate_parse+0xc1/0x1d50 [ 49.973988] ? rtnl_lock+0x12/0x20 [ 49.977533] __tipc_nl_bearer_enable+0x265/0x390 [ 49.982288] ? __tipc_nl_bearer_enable+0x187/0x390 [ 49.987213] ? __tipc_nl_bearer_enable+0x265/0x390 [ 49.992146] ? nla_get_range_signed+0x550/0x550 [ 49.996817] ? tipc_nl_bearer_disable+0x30/0x30 [ 50.001492] ? __local_bh_enable_ip+0x160/0x260 [ 50.006176] tipc_nl_bearer_enable+0x1d/0x30 [ 50.010593] genl_rcv_msg+0x5e1/0x10f0 [ 50.014540] ? genl_family_rcv_msg_attrs_parse+0x2f0/0x2f0 [ 50.020180] ? lock_release+0x960/0x960 [ 50.024156] netlink_rcv_skb+0x13f/0x380 [ 50.028214] ? genl_family_rcv_msg_attrs_parse+0x2f0/0x2f0 [ 50.033832] ? netlink_ack+0x9a0/0x9a0 [ 50.037724] ? netlink_deliver_tap+0x178/0xac0 [ 50.042307] genl_rcv+0x23/0x40 [ 50.045581] netlink_unicast+0x479/0x6c0 [ 50.051643] ? netlink_attachskb+0x740/0x740 [ 50.056057] ? _copy_from_iter_full+0x18a/0x780 [ 50.060982] ? __kasan_check_read+0x11/0x20 [ 50.065302] ? __check_object_size+0x203/0x2ea [ 50.069977] netlink_sendmsg+0x7ab/0xd50 [ 50.074037] ? netlink_unicast+0x6c0/0x6c0 [ 50.078280] ? apparmor_socket_sendmsg+0x1b/0x20 [ 50.083035] ? netlink_unicast+0x6c0/0x6c0 [ 50.087270] sock_sendmsg+0xe6/0x110 [ 50.090981] ____sys_sendmsg+0x630/0x9d0 [ 50.095046] ? copy_msghdr_from_user+0xa4/0xf0 [ 50.099620] ? kernel_sendmsg+0x30/0x30 [ 50.103583] ? find_held_lock+0x36/0x1d0 [ 50.107652] ___sys_sendmsg+0xe4/0x160 [ 50.111537] ? sendmsg_copy_msghdr+0x30/0x30 [ 50.116200] ? __kasan_check_read+0x11/0x20 [ 50.120539] ? __fget_files+0x289/0x3f0 [ 50.124507] ? ksys_dup3+0x2e0/0x2e0 [ 50.128212] ? __fget_light+0x1b1/0x230 [ 50.132179] ? __fdget+0xe/0x10 [ 50.136058] __sys_sendmsg+0xdc/0x190 [ 50.139843] ? __sys_sendmsg_sock+0xa0/0xa0 [ 50.144142] ? __kasan_check_read+0x11/0x20 [ 50.148448] ? _copy_to_user+0xc1/0xe0 [ 50.152315] ? put_timespec64+0xa9/0x100 [ 50.156353] ? nsecs_to_jiffies+0x20/0x20 [ 50.160486] ? do_syscall_64+0x21/0x630 [ 50.164440] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 50.169782] __x64_sys_sendmsg+0x73/0xb0 [ 50.173821] do_syscall_64+0xd0/0x630 [ 50.177601] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 50.182767] RIP: 0033:0x457f89 [ 50.185939] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 50.204824] RSP: 002b:00007f075e8a7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 50.212596] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 [ 50.219842] RDX: 0000000000000004 RSI: 0000000020000000 RDI: 000000000000000f [ 50.227102] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 50.234445] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f075e8a86d4 [ 50.241701] R13: 00000000004c52ba R14: 00000000004d9038 R15: 00000000ffffffff [ 50.428189] tipc: Enabled bearer , priority 10 [ 50.667308] tipc: Started in network mode [ 50.671496] tipc: Own node identity 7f000001, cluster identity 4711 [ 50.741077] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.0/7738 [ 50.749989] caller is dst_cache_get+0x33/0xa0 [ 50.754530] CPU: 1 PID: 7738 Comm: syz-executor.0 Not tainted 5.7.0-rc5-syzkaller #0 [ 50.762498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.771850] Call Trace: [ 50.774438] dump_stack+0x12d/0x187 [ 50.778067] debug_smp_processor_id.cold.1+0x84/0x9e [ 50.783168] dst_cache_get+0x33/0xa0 [ 50.786877] ? tipc_crypto_xmit+0x1e2/0x2b00 [ 50.791287] tipc_udp_xmit.isra.15+0xab/0xcd0 [ 50.795783] ? tipc_udp_addr2str+0x150/0x150 [ 50.800189] ? tipc_crypto_timeout+0xfb0/0xfb0 [ 50.804788] ? rcu_read_lock_held+0x9c/0xb0 [ 50.809111] ? rcu_read_lock_held_common+0x120/0x120 [ 50.814305] tipc_udp_send_msg+0x31e/0x3d0 [ 50.818550] tipc_bearer_xmit_skb+0x1a5/0x370 [ 50.823058] ? tipc_bearer_mtu+0x350/0x350 [ 50.827294] ? tipc_disc_create+0x5df/0x8c0 [ 50.831621] tipc_enable_bearer+0x859/0xbb0 [ 50.835949] ? tipc_bearer_xmit_skb+0x370/0x370 [ 50.840636] ? __nla_validate_parse+0xc1/0x1d50 [ 50.845474] ? rtnl_lock+0x12/0x20 [ 50.849017] __tipc_nl_bearer_enable+0x265/0x390 [ 50.853938] ? __tipc_nl_bearer_enable+0x187/0x390 [ 50.858867] ? __tipc_nl_bearer_enable+0x265/0x390 [ 50.863793] ? nla_get_range_signed+0x550/0x550 [ 50.868469] ? tipc_nl_bearer_disable+0x30/0x30 [ 50.873132] ? __local_bh_enable_ip+0x160/0x260 [ 50.877814] tipc_nl_bearer_enable+0x1d/0x30 [ 50.882217] genl_rcv_msg+0x5e1/0x10f0 [ 50.886107] ? genl_family_rcv_msg_attrs_parse+0x2f0/0x2f0 [ 50.891746] ? lock_release+0x960/0x960 [ 50.895725] netlink_rcv_skb+0x13f/0x380 [ 50.899777] ? genl_family_rcv_msg_attrs_parse+0x2f0/0x2f0 [ 50.905398] ? netlink_ack+0x9a0/0x9a0 [ 50.909278] ? netlink_deliver_tap+0x178/0xac0 [ 50.913859] genl_rcv+0x23/0x40 [ 50.917131] netlink_unicast+0x479/0x6c0 [ 50.921201] ? netlink_attachskb+0x740/0x740 [ 50.925609] ? _copy_from_iter_full+0x18a/0x780 [ 50.930371] ? __kasan_check_read+0x11/0x20 [ 50.934686] ? __check_object_size+0x203/0x2ea [ 50.939275] netlink_sendmsg+0x7ab/0xd50 [ 50.943351] ? netlink_unicast+0x6c0/0x6c0 [ 50.947587] ? apparmor_socket_sendmsg+0x1b/0x20 [ 50.952328] ? netlink_unicast+0x6c0/0x6c0 [ 50.956553] sock_sendmsg+0xe6/0x110 [ 50.960262] ____sys_sendmsg+0x630/0x9d0 [ 50.964322] ? copy_msghdr_from_user+0xa4/0xf0 [ 50.968887] ? kernel_sendmsg+0x30/0x30 [ 50.972853] ? find_held_lock+0x36/0x1d0 [ 50.976902] ___sys_sendmsg+0xe4/0x160 [ 50.980770] ? sendmsg_copy_msghdr+0x30/0x30 [ 50.985157] ? __kasan_check_read+0x11/0x20 [ 50.989468] ? __fget_files+0x289/0x3f0 [ 50.993431] ? ksys_dup3+0x2e0/0x2e0 [ 50.997129] ? __fget_light+0x1b1/0x230 [ 51.001080] ? __fdget+0xe/0x10 [ 51.004339] __sys_sendmsg+0xdc/0x190 [ 51.008134] ? __sys_sendmsg_sock+0xa0/0xa0 [ 51.012432] ? __kasan_check_read+0x11/0x20 [ 51.016739] ? _copy_to_user+0xc1/0xe0 [ 51.020611] ? put_timespec64+0xa9/0x100 [ 51.024651] ? nsecs_to_jiffies+0x20/0x20 [ 51.028797] ? do_syscall_64+0x21/0x630 [ 51.032763] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 51.038112] __x64_sys_sendmsg+0x73/0xb0 [ 51.042259] do_syscall_64+0xd0/0x630 [ 51.046045] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 51.051207] RIP: 0033:0x457f89 [ 51.054398] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 51.073284] RSP: 002b:00007f56a3ff0c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 51.080969] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 [ 51.088215] RDX: 0000000000000004 RSI: 0000000020000000 RDI: 000000000000000f [ 51.095981] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 51.103225] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f56a3ff16d4 [ 51.110471] R13: 00000000004c52ba R14: 00000000004d9038 R15: 00000000ffffffff [ 51.130270] tipc: 32-bit node address hash set to 100007f [ 51.495910] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.0/7738 [ 51.504946] caller is dst_cache_set_ip4+0x97/0x2e0 [ 51.509901] CPU: 1 PID: 7738 Comm: syz-executor.0 Not tainted 5.7.0-rc5-syzkaller #0 [ 51.517781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.527120] Call Trace: [ 51.529950] dump_stack+0x12d/0x187 [ 51.533566] debug_smp_processor_id.cold.1+0x84/0x9e [ 51.538656] dst_cache_set_ip4+0x97/0x2e0 [ 51.542792] ? dst_cache_get_ip6+0x1b0/0x1b0 [ 51.547195] ? xfrm_lookup_route+0x1f/0x170 [ 51.551502] tipc_udp_xmit.isra.15+0x7aa/0xcd0 [ 51.557144] ? tipc_udp_addr2str+0x150/0x150 [ 51.561548] ? tipc_crypto_timeout+0xfb0/0xfb0 [ 51.566319] ? rcu_read_lock_held+0x9c/0xb0 [ 51.570624] ? rcu_read_lock_held_common+0x120/0x120 [ 51.575717] tipc_udp_send_msg+0x31e/0x3d0 [ 51.580135] tipc_bearer_xmit_skb+0x1a5/0x370 [ 51.584620] ? tipc_bearer_mtu+0x350/0x350 [ 51.588936] ? tipc_disc_create+0x5df/0x8c0 [ 51.593255] tipc_enable_bearer+0x859/0xbb0 [ 51.597558] ? tipc_bearer_xmit_skb+0x370/0x370 [ 51.602213] ? __nla_validate_parse+0xc1/0x1d50 [ 51.606970] ? rtnl_lock+0x12/0x20 [ 51.610841] __tipc_nl_bearer_enable+0x265/0x390 [ 51.615573] ? __tipc_nl_bearer_enable+0x187/0x390 [ 51.620478] ? __tipc_nl_bearer_enable+0x265/0x390 [ 51.625383] ? nla_get_range_signed+0x550/0x550 [ 51.630162] ? tipc_nl_bearer_disable+0x30/0x30 [ 51.634896] ? __local_bh_enable_ip+0x160/0x260 [ 51.639695] tipc_nl_bearer_enable+0x1d/0x30 [ 51.644179] genl_rcv_msg+0x5e1/0x10f0 [ 51.648059] ? genl_family_rcv_msg_attrs_parse+0x2f0/0x2f0 [ 51.653693] ? lock_release+0x960/0x960 [ 51.657650] netlink_rcv_skb+0x13f/0x380 [ 51.661697] ? genl_family_rcv_msg_attrs_parse+0x2f0/0x2f0 [ 51.667392] ? netlink_ack+0x9a0/0x9a0 [ 51.671258] ? netlink_deliver_tap+0x178/0xac0 [ 51.675822] genl_rcv+0x23/0x40 [ 51.679083] netlink_unicast+0x479/0x6c0 [ 51.683140] ? netlink_attachskb+0x740/0x740 [ 51.687717] ? _copy_from_iter_full+0x18a/0x780 [ 51.692372] ? __kasan_check_read+0x11/0x20 [ 51.696691] ? __check_object_size+0x203/0x2ea [ 51.701260] netlink_sendmsg+0x7ab/0xd50 [ 51.705302] ? netlink_unicast+0x6c0/0x6c0 [ 51.709520] ? apparmor_socket_sendmsg+0x1b/0x20 [ 51.714345] ? netlink_unicast+0x6c0/0x6c0 [ 51.718559] sock_sendmsg+0xe6/0x110 [ 51.722251] ____sys_sendmsg+0x630/0x9d0 [ 51.726452] ? copy_msghdr_from_user+0xa4/0xf0 [ 51.731192] ? kernel_sendmsg+0x30/0x30 [ 51.735145] ? find_held_lock+0x36/0x1d0 [ 51.739233] ___sys_sendmsg+0xe4/0x160 [ 51.743111] ? sendmsg_copy_msghdr+0x30/0x30 [ 51.747949] ? __kasan_check_read+0x11/0x20 [ 51.752253] ? __fget_files+0x289/0x3f0 [ 51.756640] ? ksys_dup3+0x2e0/0x2e0 [ 51.760339] ? __fget_light+0x1b1/0x230 [ 51.764321] ? __fdget+0xe/0x10 [ 51.767597] __sys_sendmsg+0xdc/0x190 [ 51.771377] ? __sys_sendmsg_sock+0xa0/0xa0 [ 51.775676] ? __kasan_check_read+0x11/0x20 [ 51.779990] ? _copy_to_user+0xc1/0xe0 [ 51.783857] ? put_timespec64+0xa9/0x100 [ 51.787895] ? nsecs_to_jiffies+0x20/0x20 [ 51.792036] ? do_syscall_64+0x21/0x630 [ 51.796017] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 51.801374] __x64_sys_sendmsg+0x73/0xb0 [ 51.805424] do_syscall_64+0xd0/0x630 [ 51.809205] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 51.814382] RIP: 0033:0x457f89 [ 51.817569] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 51.836546] RSP: 002b:00007f56a3ff0c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 51.844344] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 [ 51.851604] RDX: 0000000000000004 RSI: 0000000020000000 RDI: 000000000000000f [ 51.858854] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 51.866121] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f56a3ff16d4 [ 51.873465] R13: 00000000004c52ba R14: 00000000004d9038 R15: 00000000ffffffff [ 51.894212] tipc: 32-bit node address hash set to 100007f [ 51.916698] tipc: Enabled bearer , priority 10 [ 52.141963] tipc: Enabling of bearer rejected, already enabled [ 52.193835] tipc: Enabling of bearer rejected, already enabled [ 52.201936] tipc: Enabling of bearer rejected, already enabled [ 52.226323] tipc: Enabling of bearer rejected, already enabled [ 52.263738] tipc: Enabling of bearer rejected, already enabled [ 52.271154] tipc: Started in network mode [ 52.276308] tipc: Own node identity 7f000001, cluster identity 4711 [ 52.298172] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.2/7803 [ 52.307144] caller is dst_cache_get+0x33/0xa0 [ 52.311645] CPU: 0 PID: 7803 Comm: syz-executor.2 Not tainted 5.7.0-rc5-syzkaller #0 [ 52.319520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.328886] Call Trace: [ 52.331484] dump_stack+0x12d/0x187 [ 52.335120] debug_smp_processor_id.cold.1+0x84/0x9e [ 52.340482] dst_cache_get+0x33/0xa0 [ 52.344282] ? tipc_crypto_xmit+0x1e2/0x2b00 [ 52.348691] tipc_udp_xmit.isra.15+0xab/0xcd0 [ 52.353190] ? tipc_udp_addr2str+0x150/0x150 [ 52.357597] ? tipc_crypto_timeout+0xfb0/0xfb0 [ 52.362192] ? rcu_read_lock_held+0x9c/0xb0 [ 52.366516] ? rcu_read_lock_held_common+0x120/0x120 [ 52.371622] tipc_udp_send_msg+0x31e/0x3d0 [ 52.375865] tipc_bearer_xmit_skb+0x1a5/0x370 [ 52.380363] ? tipc_bearer_mtu+0x350/0x350 [ 52.384594] ? tipc_disc_create+0x5df/0x8c0 [ 52.388925] tipc_enable_bearer+0x859/0xbb0 [ 52.393256] ? tipc_bearer_xmit_skb+0x370/0x370 [ 52.397946] ? __nla_validate_parse+0xc1/0x1d50 [ 52.402617] ? rtnl_lock+0x12/0x20 [ 52.406165] __tipc_nl_bearer_enable+0x265/0x390 [ 52.411093] ? __tipc_nl_bearer_enable+0x187/0x390 [ 52.416023] ? __tipc_nl_bearer_enable+0x265/0x390 [ 52.420952] ? nla_get_range_signed+0x550/0x550 [ 52.425622] ? tipc_nl_bearer_disable+0x30/0x30 [ 52.430471] ? __local_bh_enable_ip+0x160/0x260 [ 52.435162] tipc_nl_bearer_enable+0x1d/0x30 [ 52.439570] genl_rcv_msg+0x5e1/0x10f0 [ 52.443464] ? genl_family_rcv_msg_attrs_parse+0x2f0/0x2f0 [ 52.449109] ? lock_release+0x960/0x960 [ 52.453091] netlink_rcv_skb+0x13f/0x380 [ 52.457161] ? genl_family_rcv_msg_attrs_parse+0x2f0/0x2f0 [ 52.462871] ? netlink_ack+0x9a0/0x9a0 [ 52.467729] ? netlink_deliver_tap+0x178/0xac0 [ 52.472322] genl_rcv+0x23/0x40 [ 52.475602] netlink_unicast+0x479/0x6c0 [ 52.479671] ? netlink_attachskb+0x740/0x740 [ 52.484074] ? _copy_from_iter_full+0x18a/0x780 [ 52.488740] ? __kasan_check_read+0x11/0x20 [ 52.493058] ? __check_object_size+0x203/0x2ea [ 52.497640] netlink_sendmsg+0x7ab/0xd50 [ 52.501702] ? netlink_unicast+0x6c0/0x6c0 [ 52.505938] ? apparmor_socket_sendmsg+0x1b/0x20 [ 52.510714] ? netlink_unicast+0x6c0/0x6c0 [ 52.514939] sock_sendmsg+0xe6/0x110 [ 52.518648] ____sys_sendmsg+0x630/0x9d0 [ 52.523245] ? copy_msghdr_from_user+0xa4/0xf0 [ 52.527843] ? kernel_sendmsg+0x30/0x30 [ 52.531819] ? find_held_lock+0x36/0x1d0 [ 52.535882] ___sys_sendmsg+0xe4/0x160 [ 52.539761] ? sendmsg_copy_msghdr+0x30/0x30 [ 52.544251] ? __kasan_check_read+0x11/0x20 [ 52.548568] ? __fget_files+0x289/0x3f0 [ 52.552538] ? ksys_dup3+0x2e0/0x2e0 [ 52.556252] ? __fget_light+0x1b1/0x230 [ 52.560221] ? __fdget+0xe/0x10 [ 52.563496] __sys_sendmsg+0xdc/0x190 [ 52.567288] ? __sys_sendmsg_sock+0xa0/0xa0 [ 52.571794] ? __kasan_check_read+0x11/0x20 [ 52.576106] ? _copy_to_user+0xc1/0xe0 [ 52.579997] ? put_timespec64+0xa9/0x100 [ 52.584049] ? nsecs_to_jiffies+0x20/0x20 [ 52.588195] ? do_syscall_64+0x21/0x630 [ 52.592163] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 52.597532] __x64_sys_sendmsg+0x73/0xb0 [ 52.602285] do_syscall_64+0xd0/0x630 [ 52.606862] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 52.612034] RIP: 0033:0x457f89 [ 52.615210] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 52.634911] RSP: 002b:00007fa0b5ea4c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 52.642646] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 [ 52.650023] RDX: 0000000000000004 RSI: 0000000020000000 RDI: 000000000000000f [ 52.657291] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 52.664553] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa0b5ea56d4 [ 52.671921] R13: 00000000004c52ba R14: 00000000004d9038 R15: 00000000ffffffff [ 52.785173] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.2/7803 [ 52.793959] caller is dst_cache_set_ip4+0x97/0x2e0 [ 52.798904] CPU: 0 PID: 7803 Comm: syz-executor.2 Not tainted 5.7.0-rc5-syzkaller #0 [ 52.806797] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.818226] Call Trace: [ 52.820812] dump_stack+0x12d/0x187 [ 52.824441] debug_smp_processor_id.cold.1+0x84/0x9e [ 52.829538] dst_cache_set_ip4+0x97/0x2e0 [ 52.833688] ? dst_cache_get_ip6+0x1b0/0x1b0 [ 52.838090] ? xfrm_lookup_route+0x1f/0x170 [ 52.842413] tipc_udp_xmit.isra.15+0x7aa/0xcd0 [ 52.847007] ? tipc_udp_addr2str+0x150/0x150 [ 52.851494] ? tipc_crypto_timeout+0xfb0/0xfb0 [ 52.856087] ? rcu_read_lock_held+0x9c/0xb0 [ 52.860487] ? rcu_read_lock_held_common+0x120/0x120 [ 52.865590] tipc_udp_send_msg+0x31e/0x3d0 [ 52.870004] tipc_bearer_xmit_skb+0x1a5/0x370 [ 52.874492] ? tipc_bearer_mtu+0x350/0x350 [ 52.878735] ? tipc_disc_create+0x5df/0x8c0 [ 52.883057] tipc_enable_bearer+0x859/0xbb0 [ 52.887388] ? tipc_bearer_xmit_skb+0x370/0x370 [ 52.892781] ? __nla_validate_parse+0xc1/0x1d50 [ 52.897618] ? rtnl_lock+0x12/0x20 [ 52.901182] __tipc_nl_bearer_enable+0x265/0x390 [ 52.905944] ? __tipc_nl_bearer_enable+0x187/0x390 [ 52.911374] ? __tipc_nl_bearer_enable+0x265/0x390 [ 52.916391] ? nla_get_range_signed+0x550/0x550 [ 52.921105] ? tipc_nl_bearer_disable+0x30/0x30 [ 52.925768] ? __local_bh_enable_ip+0x160/0x260 [ 52.930438] tipc_nl_bearer_enable+0x1d/0x30 [ 52.934830] genl_rcv_msg+0x5e1/0x10f0 [ 52.938724] ? genl_family_rcv_msg_attrs_parse+0x2f0/0x2f0 [ 52.944508] ? lock_release+0x960/0x960 [ 52.948498] netlink_rcv_skb+0x13f/0x380 [ 52.952657] ? genl_family_rcv_msg_attrs_parse+0x2f0/0x2f0 [ 52.958266] ? netlink_ack+0x9a0/0x9a0 [ 52.962137] ? netlink_deliver_tap+0x178/0xac0 [ 52.966726] genl_rcv+0x23/0x40 [ 52.970005] netlink_unicast+0x479/0x6c0 [ 52.974050] ? netlink_attachskb+0x740/0x740 [ 52.978448] ? _copy_from_iter_full+0x18a/0x780 [ 52.983098] ? __kasan_check_read+0x11/0x20 [ 52.987397] ? __check_object_size+0x203/0x2ea [ 52.991961] netlink_sendmsg+0x7ab/0xd50 [ 52.996004] ? netlink_unicast+0x6c0/0x6c0 [ 53.000234] ? apparmor_socket_sendmsg+0x1b/0x20 [ 53.004969] ? netlink_unicast+0x6c0/0x6c0 [ 53.009189] sock_sendmsg+0xe6/0x110 [ 53.012887] ____sys_sendmsg+0x630/0x9d0 [ 53.016946] ? copy_msghdr_from_user+0xa4/0xf0 [ 53.021522] ? kernel_sendmsg+0x30/0x30 [ 53.025498] ? find_held_lock+0x36/0x1d0 [ 53.029808] ___sys_sendmsg+0xe4/0x160 [ 53.033974] ? sendmsg_copy_msghdr+0x30/0x30 [ 53.038374] ? __kasan_check_read+0x11/0x20 [ 53.042680] ? __fget_files+0x289/0x3f0 [ 53.046635] ? ksys_dup3+0x2e0/0x2e0 [ 53.050551] ? __fget_light+0x1b1/0x230 [ 53.054504] ? __fdget+0xe/0x10 [ 53.057768] __sys_sendmsg+0xdc/0x190 [ 53.061544] ? __sys_sendmsg_sock+0xa0/0xa0 [ 53.065936] ? __kasan_check_read+0x11/0x20 [ 53.070257] ? _copy_to_user+0xc1/0xe0 [ 53.074134] ? put_timespec64+0xa9/0x100 [ 53.078177] ? nsecs_to_jiffies+0x20/0x20 [ 53.082323] ? do_syscall_64+0x21/0x630 [ 53.086303] ? entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 53.091748] __x64_sys_sendmsg+0x73/0xb0 [ 53.095806] do_syscall_64+0xd0/0x630 [ 53.099592] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 53.104761] RIP: 0033:0x457f89 [ 53.107956] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.127104] RSP: 002b:00007fa0b5ea4c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 53.134819] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 [ 53.142082] RDX: 0000000000000004 RSI: 0000000020000000 RDI: 000000000000000f [ 53.149941] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 53.157197] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa0b5ea56d4 [ 53.164537] R13: 00000000004c52ba R14: 00000000004d9038 R15: 00000000ffffffff [ 53.197394] tipc: Enabled bearer , priority 10 2020/05/21 06:39:17 executed programs: 29 [ 53.303449] tipc: 32-bit node address hash set to 100007f [ 53.357758] tipc: Enabling of bearer rejected, already enabled [ 53.426045] tipc: Enabling of bearer rejected, already enabled [ 53.479982] tipc: Enabling of bearer rejected, already enabled [ 53.497607] tipc: Enabling of bearer rejected, already enabled [ 53.523734] tipc: Enabling of bearer rejected, already enabled [ 53.957761] tipc: Enabling of bearer rejected, already enabled [ 54.111026] tipc: Enabling of bearer rejected, already enabled [ 54.172653] tipc: Enabling of bearer rejected, already enabled [ 54.234499] tipc: Enabling of bearer rejected, already enabled [ 54.264597] tipc: Enabling of bearer rejected, already enabled [ 54.279949] tipc: Enabling of bearer rejected, already enabled [ 54.305021] tipc: Enabling of bearer rejected, already enabled [ 54.766127] tipc: Enabling of bearer rejected, already enabled [ 54.857144] tipc: Enabling of bearer rejected, already enabled [ 54.929647] tipc: Enabling of bearer rejected, already enabled [ 54.973659] tipc: Enabling of bearer rejected, already enabled [ 54.991751] tipc: Enabling of bearer rejected, already enabled [ 55.399116] tipc: Enabling of bearer rejected, already enabled [ 55.441002] tipc: Enabling of bearer rejected, already enabled [ 55.569842] tipc: Enabling of bearer rejected, already enabled [ 55.587315] tipc: Enabling of bearer rejected, already enabled [ 55.615232] tipc: Enabling of bearer rejected, already enabled [ 55.653443] tipc: Enabling of bearer rejected, already enabled [ 56.065169] tipc: Enabling of bearer rejected, already enabled [ 56.165568] tipc: Enabling of bearer rejected, already enabled [ 56.235352] tipc: Enabling of bearer rejected, already enabled [ 56.285514] tipc: Enabling of bearer rejected, already enabled [ 56.323890] tipc: Enabling of bearer rejected, already enabled [ 56.339464] tipc: Enabling of bearer rejected, already enabled