[....] 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[ 39.772591] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 43.155185] random: sshd: uninitialized urandom read (32 bytes read) [ 43.495174] random: sshd: uninitialized urandom read (32 bytes read) [ 44.685186] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.31' (ECDSA) to the list of known hosts. [ 50.390117] random: sshd: uninitialized urandom read (32 bytes read) 2018/09/02 23:58:20 fuzzer started [ 51.631280] random: cc1: uninitialized urandom read (8 bytes read) 2018/09/02 23:58:23 dialing manager at 10.128.0.26:34105 2018/09/02 23:58:25 syscalls: 1 2018/09/02 23:58:25 code coverage: enabled 2018/09/02 23:58:25 comparison tracing: CONFIG_KCOV_ENABLE_COMPARISONS is not enabled 2018/09/02 23:58:25 setuid sandbox: enabled 2018/09/02 23:58:25 namespace sandbox: enabled 2018/09/02 23:58:25 fault injection: enabled 2018/09/02 23:58:25 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2018/09/02 23:58:25 net packed injection: enabled 2018/09/02 23:58:25 net device setup: enabled [ 57.623151] random: crng init done 00:00:40 executing program 0: clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, &(0x7f00000002c0), 0xffffffffffffffff) r0 = socket$inet_udp(0x2, 0x2, 0x0) sched_setscheduler(0x0, 0x5, &(0x7f0000000200)) setsockopt$IPT_SO_SET_REPLACE(r0, 0x0, 0x40, &(0x7f0000000000)=ANY=[@ANYBLOB="6d616e676c65000000001d9ba466a982abef45387e0b3121dce5000000000000006c0000001000000000000000000900001f00000006002dc7f0e7e1750a380000000100006003000050020000000100009005000090"], 0x1) 00:00:40 executing program 1: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000011fd4)={0x3, 0x4, 0x4, 0x1, 0x0, 0x1}, 0x2c) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000280)={r0, &(0x7f0000000080)}, 0x10) 00:00:40 executing program 7: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000100)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r0, &(0x7f0000000080), 0x0, 0x20000801, &(0x7f0000000080)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x1c}}, 0x10) sendto$inet(r0, &(0x7f0000000000), 0xfffffffffffffe4e, 0x0, &(0x7f00000000c0)={0x2, 0x0, @empty=0x8000000}, 0x6) openat$rfkill(0xffffffffffffff9c, &(0x7f0000000300)='/dev/rfkill\x00', 0x0, 0x0) recvfrom(0xffffffffffffffff, &(0x7f0000000180)=""/255, 0xff, 0x0, &(0x7f0000000280)=@nl, 0x80) 00:00:40 executing program 4: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") socket$inet6(0xa, 0x0, 0x0) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r2 = getpid() sched_setscheduler(r2, 0x5, &(0x7f0000000200)) getsockname$packet(r1, &(0x7f0000000180)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000001c0)=0x14) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x2000, 0x0) 00:00:40 executing program 2: r0 = socket$inet_sctp(0x2, 0x1, 0x84) sendto$inet(r0, &(0x7f0000a34fff)='H', 0x1, 0x0, &(0x7f0000030ff0)={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff}}, 0x10) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r0, 0x84, 0x6d, &(0x7f0000000480)={0x0, 0x10, "50aea79a4ae61a4a3d0628c24b66c68a"}, &(0x7f00000001c0)=0x18) 00:00:40 executing program 3: r0 = open(&(0x7f00000000c0)='./file0\x00', 0x141042, 0x0) prctl$setmm(0x23, 0x0, &(0x7f0000fff000/0x1000)=nil) fcntl$F_SET_FILE_RW_HINT(r0, 0x40e, &(0x7f0000000080)=0x4) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_RECVNXTINFO(0xffffffffffffffff, 0x84, 0x21, &(0x7f0000000040)=0x52, 0x4) write$RDMA_USER_CM_CMD_JOIN_MCAST(r0, &(0x7f0000000200)={0x16, 0x98, 0xfa00, {&(0x7f00000008c0), 0x0, 0xffffffffffffffff, 0x0, 0x0, @in6={0xa, 0x0, 0x0, @loopback}}}, 0xa0) sendfile(r0, r0, &(0x7f00000001c0), 0xa198) dup2(r1, r0) 00:00:40 executing program 5: bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000800)=ANY=[], &(0x7f0000000100)='GPL\x00'}, 0x48) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(0xffffffffffffffff, 0x84, 0x77, &(0x7f0000000140), &(0x7f0000000180)=0x8) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000001400)={0x1, 0xe, &(0x7f0000000140)=ANY=[@ANYBLOB="b70000000000ecffbfa30000000000000703000028feffff7a0af0fff8ffffff79a4f0ff00000000b70600000000c9c65d400300000000006506010001ed00001c040000000000006f460000000000006a0a00fe0000007b850000002e000000b7000000000000089500000000000000"], &(0x7f0000000100)='GPL\x00'}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000000)={r0, 0x0, 0xe, 0xe9, &(0x7f0000001340)="dd29ca47bd3ad16c3c7226755549", &(0x7f00000002c0)=""/233, 0x8001}, 0x28) 00:00:40 executing program 6: clone(0x20002100, 0x0, 0xfffffffffffffffe, &(0x7f0000000100), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) migrate_pages(0x0, 0xc, &(0x7f0000000080), &(0x7f00000000c0)=0xc) [ 192.143415] IPVS: ftp: loaded support on port[0] = 21 [ 192.150888] IPVS: ftp: loaded support on port[0] = 21 [ 192.243178] IPVS: ftp: loaded support on port[0] = 21 [ 192.248754] IPVS: ftp: loaded support on port[0] = 21 [ 192.273477] IPVS: ftp: loaded support on port[0] = 21 [ 192.281257] IPVS: ftp: loaded support on port[0] = 21 [ 192.299201] IPVS: ftp: loaded support on port[0] = 21 [ 192.314782] IPVS: ftp: loaded support on port[0] = 21 [ 195.041876] ip (4931) used greatest stack depth: 53528 bytes left [ 196.252513] ip (4998) used greatest stack depth: 53496 bytes left [ 197.091391] bridge0: port 1(bridge_slave_0) entered blocking state [ 197.098036] bridge0: port 1(bridge_slave_0) entered disabled state [ 197.148608] device bridge_slave_0 entered promiscuous mode [ 197.394629] bridge0: port 1(bridge_slave_0) entered blocking state [ 197.401163] bridge0: port 1(bridge_slave_0) entered disabled state [ 197.435354] device bridge_slave_0 entered promiscuous mode [ 197.479271] bridge0: port 2(bridge_slave_1) entered blocking state [ 197.485811] bridge0: port 2(bridge_slave_1) entered disabled state [ 197.503118] device bridge_slave_1 entered promiscuous mode [ 197.516717] bridge0: port 1(bridge_slave_0) entered blocking state [ 197.523210] bridge0: port 1(bridge_slave_0) entered disabled state [ 197.550607] device bridge_slave_0 entered promiscuous mode [ 197.580173] bridge0: port 1(bridge_slave_0) entered blocking state [ 197.586717] bridge0: port 1(bridge_slave_0) entered disabled state [ 197.614520] device bridge_slave_0 entered promiscuous mode [ 197.631718] bridge0: port 1(bridge_slave_0) entered blocking state [ 197.638201] bridge0: port 1(bridge_slave_0) entered disabled state [ 197.654994] device bridge_slave_0 entered promiscuous mode [ 197.671305] bridge0: port 1(bridge_slave_0) entered blocking state [ 197.677770] bridge0: port 1(bridge_slave_0) entered disabled state [ 197.689391] device bridge_slave_0 entered promiscuous mode [ 197.712072] bridge0: port 1(bridge_slave_0) entered blocking state [ 197.718562] bridge0: port 1(bridge_slave_0) entered disabled state [ 197.751351] device bridge_slave_0 entered promiscuous mode [ 197.778701] bridge0: port 2(bridge_slave_1) entered blocking state [ 197.785172] bridge0: port 2(bridge_slave_1) entered disabled state [ 197.801434] device bridge_slave_1 entered promiscuous mode [ 197.808047] bridge0: port 2(bridge_slave_1) entered blocking state [ 197.814538] bridge0: port 2(bridge_slave_1) entered disabled state [ 197.836718] device bridge_slave_1 entered promiscuous mode [ 197.851596] bridge0: port 1(bridge_slave_0) entered blocking state [ 197.858061] bridge0: port 1(bridge_slave_0) entered disabled state [ 197.877395] device bridge_slave_0 entered promiscuous mode [ 197.891278] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 197.912259] bridge0: port 2(bridge_slave_1) entered blocking state [ 197.918759] bridge0: port 2(bridge_slave_1) entered disabled state [ 197.950808] device bridge_slave_1 entered promiscuous mode [ 197.980327] bridge0: port 2(bridge_slave_1) entered blocking state [ 197.986814] bridge0: port 2(bridge_slave_1) entered disabled state [ 198.011288] device bridge_slave_1 entered promiscuous mode [ 198.022347] bridge0: port 2(bridge_slave_1) entered blocking state [ 198.028842] bridge0: port 2(bridge_slave_1) entered disabled state [ 198.045368] device bridge_slave_1 entered promiscuous mode [ 198.096627] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 198.108438] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 198.118007] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 198.142156] bridge0: port 2(bridge_slave_1) entered blocking state [ 198.148618] bridge0: port 2(bridge_slave_1) entered disabled state [ 198.174548] device bridge_slave_1 entered promiscuous mode [ 198.204621] bridge0: port 2(bridge_slave_1) entered blocking state [ 198.211067] bridge0: port 2(bridge_slave_1) entered disabled state [ 198.259649] device bridge_slave_1 entered promiscuous mode [ 198.288851] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 198.300524] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 198.319428] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 198.349275] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 198.392699] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 198.447756] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 198.518095] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 198.581995] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 198.608122] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 198.647086] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 198.752950] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 198.805194] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 199.113819] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 199.187776] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 199.267429] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 199.435407] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 199.460970] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 199.481872] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 199.536527] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 199.561516] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 199.632103] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 199.679176] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 199.712847] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 199.747471] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 199.760521] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 199.780498] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 199.791102] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 199.840067] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 199.866905] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 199.873889] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 199.912562] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 199.951441] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 199.991462] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 200.028105] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 200.063417] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 200.070386] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 200.125653] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 200.132646] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 200.154991] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 200.162688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 200.180166] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 200.187119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 200.256297] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 200.263248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 200.282518] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 200.289830] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 200.338414] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 200.345545] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 200.365089] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 200.401090] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 200.480123] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 200.487047] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 200.588373] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 200.595397] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 200.642348] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 200.649384] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 200.684487] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 200.691420] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 200.735446] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 200.743021] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 200.992820] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 201.013106] team0: Port device team_slave_0 added [ 201.093414] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 201.117291] team0: Port device team_slave_0 added [ 201.184173] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 201.213603] team0: Port device team_slave_0 added [ 201.279204] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 201.301605] team0: Port device team_slave_1 added [ 201.431108] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 201.451988] team0: Port device team_slave_1 added [ 201.483466] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 201.518053] team0: Port device team_slave_0 added [ 201.560244] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 201.585142] team0: Port device team_slave_0 added [ 201.606459] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 201.617168] team0: Port device team_slave_1 added [ 201.622811] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 201.635511] team0: Port device team_slave_0 added [ 201.651743] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 201.668350] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 201.688891] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 201.720418] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 201.733194] team0: Port device team_slave_0 added [ 201.771138] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 201.792562] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 201.810680] team0: Port device team_slave_0 added [ 201.828614] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 201.856342] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 201.912775] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 201.931199] team0: Port device team_slave_1 added [ 201.951280] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 201.974861] team0: Port device team_slave_1 added [ 201.991139] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 202.000867] team0: Port device team_slave_1 added [ 202.020613] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 202.029553] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 202.036511] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 202.047843] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 202.087215] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 202.112430] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 202.148448] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 202.182180] team0: Port device team_slave_1 added [ 202.196984] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 202.205467] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 202.228193] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 202.252177] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 202.264119] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 202.277365] team0: Port device team_slave_1 added [ 202.303691] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 202.310629] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 202.336436] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 202.365565] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 202.395141] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 202.420572] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 202.427829] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 202.441202] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 202.489987] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 202.501043] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 202.516627] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 202.526793] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 202.536503] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 202.566824] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 202.583785] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 202.601968] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 202.610064] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 202.617520] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 202.651323] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 202.671805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 202.683068] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 202.720120] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 202.738206] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 202.775623] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 202.784006] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 202.794783] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 202.801746] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 202.823965] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 202.843012] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 202.866418] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 202.894664] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 202.921579] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 202.961601] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 202.974241] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 202.988884] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 202.999247] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 203.010557] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 203.020022] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 203.038052] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 203.045617] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 203.058732] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 203.078029] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 203.088056] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 203.102762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 203.135133] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 203.145710] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 203.157670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 203.206100] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 203.223139] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 203.244876] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 203.278727] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 203.289909] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 203.316406] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 203.353473] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 203.366105] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 203.380809] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 203.409510] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 203.420342] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 203.437979] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 203.451025] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 203.476534] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 203.502770] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 203.546759] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 203.592408] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 203.619338] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 203.653583] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 203.672902] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 203.682964] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 203.713336] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 203.723759] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 203.732117] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 203.751474] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 203.789151] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 203.818870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 203.884355] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 203.892236] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 203.910220] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 203.963461] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 203.972473] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 203.994658] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 206.763513] bridge0: port 2(bridge_slave_1) entered blocking state [ 206.770046] bridge0: port 2(bridge_slave_1) entered forwarding state [ 206.777052] bridge0: port 1(bridge_slave_0) entered blocking state [ 206.783539] bridge0: port 1(bridge_slave_0) entered forwarding state [ 206.837873] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 206.852500] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 206.895586] bridge0: port 2(bridge_slave_1) entered blocking state [ 206.902105] bridge0: port 2(bridge_slave_1) entered forwarding state [ 206.909057] bridge0: port 1(bridge_slave_0) entered blocking state [ 206.915524] bridge0: port 1(bridge_slave_0) entered forwarding state [ 206.997739] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 207.165431] bridge0: port 2(bridge_slave_1) entered blocking state [ 207.172015] bridge0: port 2(bridge_slave_1) entered forwarding state [ 207.178884] bridge0: port 1(bridge_slave_0) entered blocking state [ 207.185354] bridge0: port 1(bridge_slave_0) entered forwarding state [ 207.291713] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 207.324452] bridge0: port 2(bridge_slave_1) entered blocking state [ 207.331009] bridge0: port 2(bridge_slave_1) entered forwarding state [ 207.337987] bridge0: port 1(bridge_slave_0) entered blocking state [ 207.344441] bridge0: port 1(bridge_slave_0) entered forwarding state [ 207.366443] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 207.374298] bridge0: port 2(bridge_slave_1) entered blocking state [ 207.380788] bridge0: port 2(bridge_slave_1) entered forwarding state [ 207.387766] bridge0: port 1(bridge_slave_0) entered blocking state [ 207.394222] bridge0: port 1(bridge_slave_0) entered forwarding state [ 207.438968] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 207.469818] bridge0: port 2(bridge_slave_1) entered blocking state [ 207.476310] bridge0: port 2(bridge_slave_1) entered forwarding state [ 207.483236] bridge0: port 1(bridge_slave_0) entered blocking state [ 207.489716] bridge0: port 1(bridge_slave_0) entered forwarding state [ 207.538554] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 207.545501] bridge0: port 2(bridge_slave_1) entered blocking state [ 207.552039] bridge0: port 2(bridge_slave_1) entered forwarding state [ 207.559007] bridge0: port 1(bridge_slave_0) entered blocking state [ 207.565476] bridge0: port 1(bridge_slave_0) entered forwarding state [ 207.582206] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 207.664814] bridge0: port 2(bridge_slave_1) entered blocking state [ 207.671328] bridge0: port 2(bridge_slave_1) entered forwarding state [ 207.678285] bridge0: port 1(bridge_slave_0) entered blocking state [ 207.684774] bridge0: port 1(bridge_slave_0) entered forwarding state [ 207.760442] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 207.893260] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 207.914109] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 207.937025] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 207.965111] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 207.994632] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 208.030457] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 208.048804] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 216.391843] ip (6023) used greatest stack depth: 53464 bytes left [ 219.752870] 8021q: adding VLAN 0 to HW filter on device bond0 [ 219.852169] 8021q: adding VLAN 0 to HW filter on device bond0 [ 219.919907] 8021q: adding VLAN 0 to HW filter on device bond0 [ 220.077050] 8021q: adding VLAN 0 to HW filter on device bond0 [ 220.208874] 8021q: adding VLAN 0 to HW filter on device bond0 [ 220.384194] 8021q: adding VLAN 0 to HW filter on device bond0 [ 220.428774] 8021q: adding VLAN 0 to HW filter on device bond0 [ 220.721366] 8021q: adding VLAN 0 to HW filter on device bond0 [ 220.825486] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 221.086899] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 221.152598] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 221.257729] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 221.411253] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 221.464177] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 221.677273] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 221.911459] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 222.010825] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 222.017134] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 222.034863] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 222.237066] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 222.246062] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 222.262747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 222.369437] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 222.375816] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 222.387205] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 222.494520] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 222.502775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 222.516460] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 222.631233] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 222.637653] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 222.649090] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 222.811219] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 222.820180] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 222.840909] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 223.053822] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 223.060110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 223.069707] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 223.210831] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 223.217206] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 223.230776] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 223.292496] 8021q: adding VLAN 0 to HW filter on device team0 [ 223.469199] 8021q: adding VLAN 0 to HW filter on device team0 [ 223.625221] 8021q: adding VLAN 0 to HW filter on device team0 [ 223.700144] 8021q: adding VLAN 0 to HW filter on device team0 [ 223.954841] 8021q: adding VLAN 0 to HW filter on device team0 [ 224.041190] 8021q: adding VLAN 0 to HW filter on device team0 [ 224.302240] 8021q: adding VLAN 0 to HW filter on device team0 [ 224.383782] 8021q: adding VLAN 0 to HW filter on device team0 00:01:21 executing program 0: pipe2(&(0x7f0000000040), 0x0) syz_open_procfs(0x0, &(0x7f0000000300)='fd/3\x00') dup2(0xffffffffffffffff, 0xffffffffffffffff) 00:01:21 executing program 1: bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000800)=ANY=[], &(0x7f0000000100)='GPL\x00'}, 0x48) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000001400)={0x1, 0xe, &(0x7f0000000140)=ANY=[@ANYBLOB="b70000000000ecffbfa30000000000000703000028feffff7a0af0fff8ffffff79a4f0ff00000000b70600000000c9c65d400300000000006506010001ed00001c040000000000006f460000000000006a0a00fe0000007b850000002e000000b7000000000000089500000000000000"], &(0x7f0000000100)='GPL\x00'}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000000)={r0, 0x0, 0xe, 0xe9, &(0x7f0000001340)="dd29ca47bd3ad16c3c7226755549", &(0x7f00000002c0)=""/233, 0x8001}, 0x28) [ 231.230796] hrtimer: interrupt took 34212 ns 00:01:21 executing program 4: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") socket$inet6(0xa, 0x0, 0x0) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r2 = getpid() sched_setscheduler(r2, 0x5, &(0x7f0000000200)) getsockname$packet(r1, &(0x7f0000000180)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000001c0)=0x14) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x2000, 0x0) 00:01:21 executing program 0: r0 = socket$inet6(0xa, 0x1, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r2 = dup2(r0, r1) clone(0x802102001ffc, 0x0, 0xfffffffffffffffe, &(0x7f0000000040), 0xffffffffffffffff) r3 = getpid() sched_setscheduler(r3, 0x5, &(0x7f0000000200)) getsockopt$ARPT_SO_GET_ENTRIES(r2, 0x0, 0x61, &(0x7f0000000000)=ANY=[@ANYBLOB="66696c01b188c371af3371000000000000000000000000000000000000000000000000000000008dd6aa9a93c1923cea88f45a000000040000003d708335"], &(0x7f0000000100)=0x1) ioctl$TUNGETSNDBUF(r2, 0x800454d3, &(0x7f0000000080)) 00:01:21 executing program 1: clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) getsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f00000000c0)={@mcast2}, &(0x7f0000000100)=0x20) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000200)) timer_create(0x17843fcb8166e117, &(0x7f0000000000)={0x0, 0x1a}, &(0x7f0000000040)) 00:01:21 executing program 0: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") socket$inet6(0xa, 0x0, 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r1 = getpid() sched_setscheduler(r1, 0x5, &(0x7f0000000200)) keyctl$setperm(0x15, 0x0, 0x0) 00:01:21 executing program 4: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000080)="0a5cc80700315f85715070") socket$inet6(0xa, 0x0, 0x0) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r2 = getpid() sched_setscheduler(r2, 0x5, &(0x7f0000000200)) getsockname$packet(r1, &(0x7f0000000180)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000001c0)=0x14) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x2000, 0x0) 00:01:21 executing program 1: perf_event_open(&(0x7f0000000140)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x4000) 00:01:21 executing program 5: clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, &(0x7f0000000080), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000200)) timer_create(0x17843fcb8166e116, &(0x7f0000000000)={0x0, 0x0, 0x1}, &(0x7f0000000040)) 00:01:21 executing program 6: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={"00ac720000000000ec973f820f7c4000", 0x102}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000100)={&(0x7f0000000080), 0xc, &(0x7f0000000000)={&(0x7f00000001c0)=@newlink={0x28, 0x10, 0xc362e63b3f31ba5f, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) close(r0) [ 232.208119] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 232.219993] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 232.369015] ================================================================== [ 232.376471] BUG: KMSAN: uninit-value in memcmp+0x11d/0x180 [ 232.382122] CPU: 0 PID: 6951 Comm: syz-executor6 Not tainted 4.19.0-rc1+ #40 [ 232.389325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 232.398700] Call Trace: [ 232.401309] dump_stack+0x14b/0x190 [ 232.404969] kmsan_report+0x183/0x2b0 [ 232.408801] __msan_warning+0x70/0xc0 [ 232.412646] memcmp+0x11d/0x180 [ 232.415971] __dev_mc_del+0x169/0x6c0 [ 232.419815] dev_mc_del+0x6d/0x80 [ 232.423315] igmp6_group_dropped+0x2c5/0x12e0 [ 232.427833] ? kmsan_set_origin_inline+0x6b/0x120 [ 232.432730] ipv6_mc_down+0xc8/0x360 [ 232.436474] addrconf_ifdown+0x21bb/0x2670 [ 232.440775] addrconf_notify+0x2ac/0x5be0 [ 232.444956] ? kmsan_set_origin_inline+0x6b/0x120 [ 232.449826] ? __msan_poison_alloca+0x173/0x1f0 [ 232.454534] ? tls_dev_event+0x81/0x1310 [ 232.458622] ? raw_notifier_call_chain+0x13e/0x240 [ 232.463615] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 232.469025] ? dev_forward_change+0xb70/0xb70 [ 232.473551] raw_notifier_call_chain+0x13e/0x240 [ 232.478330] dev_close_many+0x627/0x9e0 [ 232.482305] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 232.487701] rollback_registered_many+0x9eb/0x2040 [ 232.492658] ? kmsan_set_origin_inline+0x6b/0x120 [ 232.497518] ? __list_add_valid+0xb8/0x450 [ 232.501770] unregister_netdevice_queue+0x547/0xa40 [ 232.506827] __tun_detach+0x220c/0x2c70 [ 232.510895] tun_chr_close+0xda/0x1c0 [ 232.514758] ? tun_chr_open+0x750/0x750 [ 232.518769] __fput+0x4cf/0xc20 [ 232.522094] ? fput+0x2e0/0x2e0 [ 232.525388] ____fput+0x37/0x40 [ 232.528702] task_work_run+0x22e/0x2b0 [ 232.532629] prepare_exit_to_usermode+0x33e/0x410 [ 232.537483] syscall_return_slowpath+0xdb/0x700 [ 232.542160] ? __close_fd+0x465/0x4c0 [ 232.545983] ? __se_sys_close+0x72/0x140 [ 232.550066] do_syscall_64+0xde/0x100 [ 232.553909] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 232.559120] RIP: 0033:0x457099 [ 232.562318] Code: fd b4 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 b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 232.581228] RSP: 002b:00007f6b50dbcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 232.588960] RAX: 0000000000000000 RBX: 00007f6b50dbd6d4 RCX: 0000000000457099 [ 232.596262] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 232.603556] RBP: 0000000000930140 R08: 0000000000000000 R09: 0000000000000000 [ 232.610835] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 232.618094] R13: 00000000004cb8c0 R14: 00000000004ee8f2 R15: 0000000000000001 [ 232.625373] [ 232.627005] Local variable description: ----buf@igmp6_group_dropped [ 232.633411] Variable was created at: [ 232.637135] igmp6_group_dropped+0x49/0x12e0 [ 232.641567] ipv6_mc_down+0xc8/0x360 [ 232.645275] ================================================================== [ 232.652619] Disabling lock debugging due to kernel taint [ 232.658071] Kernel panic - not syncing: panic_on_warn set ... [ 232.658071] [ 232.665673] CPU: 0 PID: 6951 Comm: syz-executor6 Tainted: G B 4.19.0-rc1+ #40 [ 232.674243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 232.683861] Call Trace: [ 232.686499] dump_stack+0x14b/0x190 [ 232.690146] panic+0x35d/0x8cb [ 232.693386] ? ipv6_mc_down+0xc8/0x360 [ 232.697311] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 232.702780] kmsan_report+0x2a8/0x2b0 [ 232.706596] __msan_warning+0x70/0xc0 [ 232.710419] memcmp+0x11d/0x180 [ 232.713725] __dev_mc_del+0x169/0x6c0 [ 232.717560] dev_mc_del+0x6d/0x80 [ 232.721044] igmp6_group_dropped+0x2c5/0x12e0 [ 232.725564] ? kmsan_set_origin_inline+0x6b/0x120 [ 232.730455] ipv6_mc_down+0xc8/0x360 [ 232.734189] addrconf_ifdown+0x21bb/0x2670 [ 232.738630] addrconf_notify+0x2ac/0x5be0 [ 232.742796] ? kmsan_set_origin_inline+0x6b/0x120 [ 232.747644] ? __msan_poison_alloca+0x173/0x1f0 [ 232.752316] ? tls_dev_event+0x81/0x1310 [ 232.756389] ? raw_notifier_call_chain+0x13e/0x240 [ 232.761360] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 232.766761] ? dev_forward_change+0xb70/0xb70 [ 232.771271] raw_notifier_call_chain+0x13e/0x240 [ 232.776064] dev_close_many+0x627/0x9e0 [ 232.780060] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 232.785450] rollback_registered_many+0x9eb/0x2040 [ 232.790377] ? kmsan_set_origin_inline+0x6b/0x120 [ 232.795225] ? __list_add_valid+0xb8/0x450 [ 232.799484] unregister_netdevice_queue+0x547/0xa40 [ 232.804518] __tun_detach+0x220c/0x2c70 [ 232.808526] tun_chr_close+0xda/0x1c0 [ 232.812341] ? tun_chr_open+0x750/0x750 [ 232.816349] __fput+0x4cf/0xc20 [ 232.819669] ? fput+0x2e0/0x2e0 [ 232.822958] ____fput+0x37/0x40 [ 232.826248] task_work_run+0x22e/0x2b0 [ 232.830158] prepare_exit_to_usermode+0x33e/0x410 [ 232.835028] syscall_return_slowpath+0xdb/0x700 [ 232.839709] ? __close_fd+0x465/0x4c0 [ 232.843512] ? __se_sys_close+0x72/0x140 [ 232.847601] do_syscall_64+0xde/0x100 [ 232.851427] entry_SYSCALL_64_after_hwframe+0x63/0xe7 [ 232.856605] RIP: 0033:0x457099 [ 232.859801] Code: fd b4 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 b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 232.878719] RSP: 002b:00007f6b50dbcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 232.886449] RAX: 0000000000000000 RBX: 00007f6b50dbd6d4 RCX: 0000000000457099 [ 232.893743] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 232.901031] RBP: 0000000000930140 R08: 0000000000000000 R09: 0000000000000000 [ 232.908304] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 232.915569] R13: 00000000004cb8c0 R14: 00000000004ee8f2 R15: 0000000000000001 [ 232.923157] Dumping ftrace buffer: [ 232.926693] (ftrace buffer empty) [ 232.930391] Kernel Offset: disabled [ 232.934013] Rebooting in 86400 seconds..