Warning: Permanently added '10.128.0.82' (ECDSA) to the list of known hosts. 2018/11/26 00:52:56 parsed 1 programs 2018/11/26 00:53:12 executed programs: 0 syzkaller login: [ 81.634654] IPVS: ftp: loaded support on port[0] = 21 [ 81.648610] IPVS: ftp: loaded support on port[0] = 21 [ 81.655019] IPVS: ftp: loaded support on port[0] = 21 [ 81.677290] IPVS: ftp: loaded support on port[0] = 21 [ 81.730950] IPVS: ftp: loaded support on port[0] = 21 [ 81.749644] IPVS: ftp: loaded support on port[0] = 21 [ 84.131025] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.137597] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.146098] device bridge_slave_0 entered promiscuous mode [ 84.348056] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.354634] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.363073] device bridge_slave_0 entered promiscuous mode [ 84.401600] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.408236] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.416577] device bridge_slave_1 entered promiscuous mode [ 84.510588] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.517327] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.525869] device bridge_slave_0 entered promiscuous mode [ 84.558153] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.564723] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.573099] device bridge_slave_1 entered promiscuous mode [ 84.590028] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.596657] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.604975] device bridge_slave_0 entered promiscuous mode [ 84.616425] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.623006] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.631350] device bridge_slave_0 entered promiscuous mode [ 84.671075] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 84.683411] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.689855] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.698173] device bridge_slave_1 entered promiscuous mode [ 84.718531] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.725062] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.733304] device bridge_slave_0 entered promiscuous mode [ 84.742162] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 84.777459] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.784022] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.792347] device bridge_slave_1 entered promiscuous mode [ 84.806547] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 84.851846] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.858300] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.866990] device bridge_slave_1 entered promiscuous mode [ 84.875344] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 84.889392] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.896107] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.904422] device bridge_slave_1 entered promiscuous mode [ 84.949037] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 84.964440] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 85.024395] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 85.063251] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 85.115926] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 85.125216] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 85.175838] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 85.275236] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 85.349962] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 85.388678] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 85.520764] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 85.535591] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 85.568918] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 85.654591] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 85.685120] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 85.692227] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 85.720821] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 85.736372] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 85.749410] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 85.760525] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 85.779059] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 85.822954] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 85.830012] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 85.848944] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 85.889289] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 85.965297] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 85.973267] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 85.982901] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 86.002325] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 86.027625] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 86.043196] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 86.054528] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 86.062470] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 86.071072] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 86.142051] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 86.149096] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 86.158374] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 86.199166] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 86.230851] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 86.240507] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 86.428564] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 86.436691] team0: Port device team_slave_0 added [ 86.564218] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 86.572428] team0: Port device team_slave_0 added [ 86.608693] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 86.616727] team0: Port device team_slave_1 added [ 86.653700] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 86.661862] team0: Port device team_slave_0 added [ 86.714908] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 86.722883] team0: Port device team_slave_0 added [ 86.759721] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 86.767890] team0: Port device team_slave_0 added [ 86.777266] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 86.785340] team0: Port device team_slave_1 added [ 86.810942] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 86.818792] team0: Port device team_slave_1 added [ 86.829118] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 86.837133] team0: Port device team_slave_0 added [ 86.856408] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 86.864506] team0: Port device team_slave_1 added [ 86.871284] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 86.880411] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 86.889395] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 86.963260] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 86.970299] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 86.979152] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 87.002857] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 87.025653] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 87.033511] team0: Port device team_slave_1 added [ 87.041480] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 87.054371] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 87.062345] team0: Port device team_slave_1 added [ 87.075543] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 87.084303] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 87.092923] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 87.101510] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 87.119822] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 87.175777] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 87.183932] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 87.191502] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 87.200905] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 87.209192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 87.218123] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 87.226327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 87.234987] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 87.277045] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 87.290633] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 87.298499] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 87.308904] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 87.333420] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 87.362271] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 87.371018] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 87.379492] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 87.388295] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 87.396921] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 87.405825] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 87.414346] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 87.423002] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 87.431258] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 87.440071] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 87.461428] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 87.510273] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 87.542105] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 87.641122] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 87.673130] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 87.683248] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 87.707208] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 87.718517] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 87.727536] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 87.736606] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 87.745552] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 87.754538] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 87.763310] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 87.771513] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 87.780347] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 87.788894] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 87.797675] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 87.806187] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 87.815044] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 87.823629] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 87.832330] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 87.840698] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 87.849508] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 87.868164] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 87.894982] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 88.010254] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 88.132497] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 88.141401] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 88.150118] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 88.159165] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 88.167718] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 88.176505] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 89.380828] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.387397] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.394389] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.400805] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.409544] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 89.416587] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 89.561765] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.568234] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.575221] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.581801] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.589940] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 89.625946] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.632482] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.639319] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.645877] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.654283] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 89.687473] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.693996] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.700802] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.707353] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.716287] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 89.730221] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.736736] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.743764] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.750221] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.758769] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 89.908648] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.915206] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.922156] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.928630] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.937041] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 90.421992] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 90.429876] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 90.437923] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 90.445889] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 90.454633] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 96.038205] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.073192] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.083115] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.153966] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.332198] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.512927] 8021q: adding VLAN 0 to HW filter on device bond0 [ 96.674813] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 96.696638] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 96.733363] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 96.770488] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 96.918316] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 97.021341] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 97.266919] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 97.273362] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 97.281275] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 97.338652] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 97.345296] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 97.353281] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 97.395405] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 97.402007] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 97.409729] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 97.434977] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 97.455296] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 97.463453] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 97.629511] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 97.636010] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 97.643923] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 97.719913] 8021q: adding VLAN 0 to HW filter on device team0 [ 97.787380] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 97.793941] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 97.801937] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 98.038591] 8021q: adding VLAN 0 to HW filter on device team0 [ 98.095553] 8021q: adding VLAN 0 to HW filter on device team0 [ 98.120256] 8021q: adding VLAN 0 to HW filter on device team0 [ 98.227638] 8021q: adding VLAN 0 to HW filter on device team0 [ 98.454925] 8021q: adding VLAN 0 to HW filter on device team0 [ 101.363041] ================================================================== [ 101.370477] BUG: KMSAN: kernel-infoleak in _copy_to_user+0x19a/0x230 [ 101.376994] CPU: 1 PID: 8164 Comm: syz-executor2 Not tainted 4.20.0-rc3+ #95 [ 101.384208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.393573] Call Trace: [ 101.396181] dump_stack+0x32d/0x480 [ 101.399824] ? _copy_to_user+0x19a/0x230 [ 101.403906] ? madvise_free_pte_range+0x2190/0x29c0 [ 101.408944] kmsan_report+0x12c/0x290 [ 101.412779] kmsan_internal_check_memory+0x32a/0xa50 [ 101.417902] ? __msan_get_context_state+0x9/0x20 [ 101.422686] kmsan_copy_to_user+0x78/0xd0 [ 101.426870] _copy_to_user+0x19a/0x230 [ 101.430779] sctp_getsockopt+0x15248/0x186f0 [ 101.435228] ? aa_sk_perm+0x7ab/0x9e0 [ 101.439059] ? aa_sock_opt_perm+0x132/0x2b0 [ 101.443408] ? sctp_setsockopt+0x13030/0x13030 [ 101.448023] sock_common_getsockopt+0x13f/0x180 [ 101.452715] ? sock_recv_errqueue+0x990/0x990 [ 101.457228] __sys_getsockopt+0x489/0x550 [ 101.461413] __se_sys_getsockopt+0xe1/0x100 [ 101.465761] __x64_sys_getsockopt+0x62/0x80 [ 101.470103] do_syscall_64+0xcf/0x110 [ 101.473923] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 101.479124] RIP: 0033:0x457569 [ 101.482330] Code: fd b3 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 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 101.501246] RSP: 002b:00007f4991886c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 [ 101.508972] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000457569 [ 101.516259] RDX: 000000000000006d RSI: 0000000000000084 RDI: 0000000000000003 [ 101.523538] RBP: 000000000072bf00 R08: 0000000020000140 R09: 0000000000000000 [ 101.530827] R10: 0000000020001100 R11: 0000000000000246 R12: 00007f49918876d4 [ 101.538111] R13: 00000000004c7d88 R14: 00000000004ce348 R15: 00000000ffffffff [ 101.545403] [ 101.547035] Uninit was stored to memory at: [ 101.551374] kmsan_internal_chain_origin+0x13d/0x240 [ 101.556496] kmsan_memcpy_memmove_metadata+0x1a9/0xf70 [ 101.561784] kmsan_memcpy_metadata+0xb/0x10 [ 101.566098] __msan_memcpy+0x61/0x70 [ 101.569810] sctp_getsockopt+0x14f41/0x186f0 [ 101.574216] sock_common_getsockopt+0x13f/0x180 [ 101.578877] __sys_getsockopt+0x489/0x550 [ 101.583019] __se_sys_getsockopt+0xe1/0x100 [ 101.587333] __x64_sys_getsockopt+0x62/0x80 [ 101.591658] do_syscall_64+0xcf/0x110 [ 101.595465] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 101.600642] [ 101.602257] Uninit was stored to memory at: [ 101.606586] kmsan_internal_chain_origin+0x13d/0x240 [ 101.611689] kmsan_memcpy_memmove_metadata+0x1a9/0xf70 [ 101.616959] kmsan_memcpy_metadata+0xb/0x10 [ 101.621274] __msan_memcpy+0x61/0x70 [ 101.624988] sctp_getsockopt+0x14de8/0x186f0 [ 101.629391] sock_common_getsockopt+0x13f/0x180 [ 101.634051] __sys_getsockopt+0x489/0x550 [ 101.638192] __se_sys_getsockopt+0xe1/0x100 [ 101.642504] __x64_sys_getsockopt+0x62/0x80 [ 101.646835] do_syscall_64+0xcf/0x110 [ 101.650627] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 101.655802] [ 101.657418] Uninit was created at: [ 101.660969] kmsan_internal_poison_shadow+0x6d/0x130 [ 101.666067] kmsan_kmalloc+0xa1/0x100 [ 101.669863] __kmalloc+0x14c/0x4d0 [ 101.673399] sctp_inet6addr_event+0x60e/0xbd0 [ 101.677884] atomic_notifier_call_chain+0x13d/0x240 [ 101.682891] inet6addr_notifier_call_chain+0x76/0x90 [ 101.687988] ipv6_add_addr+0x2597/0x2890 [ 101.692040] inet6_addr_add+0xc86/0x1c10 [ 101.696096] inet6_rtm_newaddr+0x167e/0x3d20 [ 101.700495] rtnetlink_rcv_msg+0x1148/0x1540 [ 101.704897] netlink_rcv_skb+0x394/0x640 [ 101.708948] rtnetlink_rcv+0x50/0x60 [ 101.712672] netlink_unicast+0x1699/0x1740 [ 101.716917] netlink_sendmsg+0x13c7/0x1440 [ 101.721144] ___sys_sendmsg+0xe3b/0x1240 [ 101.725202] __se_sys_sendmsg+0x305/0x460 [ 101.729343] __x64_sys_sendmsg+0x4a/0x70 [ 101.733398] do_syscall_64+0xcf/0x110 [ 101.737192] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 101.742365] [ 101.743990] Bytes 32-35 of 2100 are uninitialized [ 101.748819] Memory access of size 2100 starts at ffff888185d8b000 [ 101.755302] Data copied to user address 0000000020001108 [ 101.760737] ================================================================== [ 101.768081] Disabling lock debugging due to kernel taint [ 101.773520] Kernel panic - not syncing: panic_on_warn set ... [ 101.779403] CPU: 1 PID: 8164 Comm: syz-executor2 Tainted: G B 4.20.0-rc3+ #95 [ 101.787970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.797320] Call Trace: [ 101.799908] dump_stack+0x32d/0x480 [ 101.803538] panic+0x624/0xc08 [ 101.806754] kmsan_report+0x28a/0x290 [ 101.810558] kmsan_internal_check_memory+0x32a/0xa50 [ 101.815664] ? __msan_get_context_state+0x9/0x20 [ 101.820423] kmsan_copy_to_user+0x78/0xd0 [ 101.824570] _copy_to_user+0x19a/0x230 [ 101.828469] sctp_getsockopt+0x15248/0x186f0 [ 101.832895] ? aa_sk_perm+0x7ab/0x9e0 [ 101.836701] ? aa_sock_opt_perm+0x132/0x2b0 [ 101.841024] ? sctp_setsockopt+0x13030/0x13030 [ 101.845599] sock_common_getsockopt+0x13f/0x180 [ 101.850265] ? sock_recv_errqueue+0x990/0x990 [ 101.854761] __sys_getsockopt+0x489/0x550 [ 101.858929] __se_sys_getsockopt+0xe1/0x100 [ 101.863257] __x64_sys_getsockopt+0x62/0x80 [ 101.867579] do_syscall_64+0xcf/0x110 [ 101.871392] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 101.876571] RIP: 0033:0x457569 [ 101.879771] Code: fd b3 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 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 101.898668] RSP: 002b:00007f4991886c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 [ 101.906372] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000457569 [ 101.913633] RDX: 000000000000006d RSI: 0000000000000084 RDI: 0000000000000003 [ 101.920913] RBP: 000000000072bf00 R08: 0000000020000140 R09: 0000000000000000 [ 101.928174] R10: 0000000020001100 R11: 0000000000000246 R12: 00007f49918876d4 [ 101.935439] R13: 00000000004c7d88 R14: 00000000004ce348 R15: 00000000ffffffff [ 101.943849] Kernel Offset: disabled [ 101.947494] Rebooting in 86400 seconds..