00184, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1712.590932][T22788] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:12:55 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$unix(0x1, 0x2, 0x0) bind$unix(r3, &(0x7f0000003000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) close(r3) clock_gettime(0x0, &(0x7f0000000f00)={0x0, 0x0}) recvmmsg(r3, &(0x7f0000000e00)=[{{&(0x7f0000000040)=@pptp={0x18, 0x2, {0x0, @broadcast}}, 0x80, &(0x7f00000000c0)=[{&(0x7f0000000280)=""/141, 0x8d}], 0x1, &(0x7f0000000100)=""/24, 0x18}, 0xff}, {{&(0x7f0000000340)=@nfc, 0x80, &(0x7f0000000800)=[{&(0x7f0000000180)=""/49, 0x31}, {&(0x7f00000003c0)=""/130, 0x82}, {&(0x7f0000000480)=""/196, 0xc4}, {&(0x7f0000000580)=""/245, 0xf5}, {&(0x7f0000000680)=""/102, 0x66}, {&(0x7f0000000700)=""/14, 0xe}, {&(0x7f0000000740)=""/12, 0xc}, {&(0x7f0000000780)=""/81, 0x51}], 0x8, &(0x7f0000000880)=""/85, 0x55}, 0x7}, {{&(0x7f0000000900)=@hci, 0x80, &(0x7f0000000a40)=[{&(0x7f0000000980)=""/180, 0xb4}], 0x1, &(0x7f0000000a80)=""/210, 0xd2}, 0x8}, {{&(0x7f0000000b80)=@xdp, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000c00)=""/31, 0x1f}, {&(0x7f0000000c40)=""/89, 0x59}], 0x2, &(0x7f0000000d00)=""/248, 0xf8}, 0x8}], 0x4, 0x2000, &(0x7f0000000f40)={r4, r5+10000000}) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) 04:12:55 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000162, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:12:55 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) r0 = socket$xdp(0x2c, 0x3, 0x0) close(0xffffffffffffffff) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xffffffffffffffff, 0x8031, 0xffffffffffffffff, 0x0) r1 = accept$inet6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x0, @dev}, &(0x7f0000000080)=0x1c) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r6, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r6, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r6, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) ioctl$sock_ipv6_tunnel_SIOCCHG6RD(r1, 0x89fb, &(0x7f0000000140)={'syztnl0\x00', &(0x7f00000000c0)={'ip6tnl0\x00', r6, 0x29, 0x2, 0x2e, 0x0, 0x10, @mcast2, @mcast1, 0x1, 0x8000, 0x4}}) r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cpuacct.usage_percpu_user\x00', 0x275a, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x0, 0x10, r7, 0x0) setsockopt$XDP_UMEM_REG(r0, 0x11b, 0x4, &(0x7f0000001000)={0x0, 0x208000, 0x800}, 0x18) socket(0x0, 0x0, 0x0) 04:12:55 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000002", @ANYRES32=r4], 0x20}}, 0x0) [ 1712.810945][T22839] IPVS: ftp: loaded support on port[0] = 21 [ 1712.919517][T22853] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:12:55 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r1, 0xffffffffffffffff, 0x0, 0x100000001) recvmmsg(r1, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0}, 0x3}], 0x1, 0x0, 0x0) 04:12:55 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000185, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:12:55 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="6000000090000159c5f9b1835ab0a4aca90405000000000000fcff000000", @ANYRES32=0x0, @ANYBLOB="25370400120700003800128009000100766c616e00000000280002800600010000000000100003800c00010001000000060000000c0002001f0000001200000008000500", @ANYRES32=r1, @ANYBLOB="060000006b287f77"], 0x60}}, 0x0) 04:12:55 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000163, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1713.059966][T22856] batman_adv: batadv0: Adding interface: veth1933 [ 1713.077923][T22856] batman_adv: batadv0: The MTU of interface veth1933 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:12:55 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="540000001000010400"/20, @ANYRES32=0x0, @ANYBLOB="25370400000000002c00128009000100766c616e000000001c0002800600010000000000040003800c0002001f0000001200000008000500", @ANYRES32=r1, @ANYBLOB="b6ad8f01e2c16466b335ee667ca35068c46b5a6e634eea1e7175f0097177f1bbaba9a0808ef1cb67d0f12c6f6bd5798c89f20398654dc23fbf457fe6a503e379ee4ac1a5de888ac2e5ab59a0"], 0x54}}, 0x0) 04:12:55 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000164, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:12:55 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000186, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1713.199919][T22856] batman_adv: batadv0: Not using interface veth1933 (retrying later): interface not active [ 1713.259918][ T29] audit: type=1804 audit(1594786375.683:1251): pid=22875 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1396/cgroup.controllers" dev="sda1" ino=16382 res=1 [ 1713.290512][T22859] batman_adv: batadv0: Removing interface: veth1933 04:12:55 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000165, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:12:55 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r3, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r3, 0x0) bpf$ITER_CREATE(0x21, &(0x7f0000000040)={r3}, 0x8) 04:12:55 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000187, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1713.459948][T22853] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1714.119079][T22839] IPVS: ftp: loaded support on port[0] = 21 [ 1714.497691][ T7] tipc: TX() has been purged, node left! 04:12:57 executing program 4: socket$nl_route(0x10, 0x3, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x7c774aac) write$tun(0xffffffffffffffff, &(0x7f0000000000)=ANY=[@ANYBLOB="000088100201ff0100000500ff0f000901bcd8753deed9d350112cfae6ea5ae2dd3248c5094068"], 0x27) pipe(0x0) vmsplice(0xffffffffffffffff, &(0x7f00000000c0), 0x0, 0x1) splice(0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x6) mmap(&(0x7f0000a00000/0x600000)=nil, 0x600000, 0xc, 0x2011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) setsockopt$EBT_SO_SET_ENTRIES(0xffffffffffffffff, 0x0, 0x80, &(0x7f0000000240)=@broute={'broute\x00', 0x20, 0x1, 0x1e0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x200002c0], 0x0, 0x0, 0x0}, 0x258) getsockopt$ARPT_SO_GET_ENTRIES(0xffffffffffffffff, 0x0, 0x61, 0x0, 0x0) ioctl$FS_IOC_ADD_ENCRYPTION_KEY(0xffffffffffffffff, 0xc0506617, 0x0) openat$tun(0xffffffffffffff9c, &(0x7f0000000040)='/dev/net/tun\x00', 0x10da81, 0x0) ioctl$EXT4_IOC_SWAP_BOOT(r0, 0x6611) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x0, 0x28011, r2, 0x0) 04:12:57 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000001000)={&(0x7f0000000c80)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @remote}}}, 0x80, &(0x7f0000000ec0)=[{&(0x7f0000000d00)=""/198, 0xc6}, {&(0x7f0000000e00)=""/38, 0x26}, {&(0x7f0000000e40)=""/128, 0x80}], 0x3, &(0x7f0000000f00)=""/212, 0xd4}, 0x10040) connect$pptp(r3, &(0x7f0000001040)={0x18, 0x2, {0x3, @broadcast}}, 0x1e) 04:12:57 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000003", @ANYRES32=r4], 0x20}}, 0x0) 04:12:57 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000166, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:12:57 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000188, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:12:57 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x0) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0}, 0x3}], 0x1, 0x0, 0x0) [ 1714.768888][T22963] batman_adv: batadv0: Adding interface: veth1935 [ 1714.783966][T22963] batman_adv: batadv0: The MTU of interface veth1935 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:12:57 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000167, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1714.809700][ T29] audit: type=1804 audit(1594786377.223:1252): pid=22962 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1397/cgroup.controllers" dev="sda1" ino=16081 res=1 04:12:57 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000189, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1714.905619][T22963] batman_adv: batadv0: Not using interface veth1935 (retrying later): interface not active [ 1714.958553][T22954] batman_adv: batadv0: Removing interface: veth1935 04:12:57 executing program 3: r0 = socket(0x10, 0x80002, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000000200)={{{@in=@initdev, @in6=@remote}}, {{@in6}, 0x0, @in=@broadcast}}, &(0x7f0000000180)=0xe8) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r2, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r4, r3, 0x0, 0x1000000e0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'batadv0\x00', 0x0}) r6 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000040)=@newlink={0x60, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r5}, @IFLA_PHYS_SWITCH_ID={0xc, 0x24, "4dcc835f26ea34f9"}]}, 0x60}, 0x1, 0x0, 0x0, 0x40000}, 0x0) ioctl$FS_IOC_MEASURE_VERITY(r0, 0xc0046686, &(0x7f00000000c0)={0x11e21ad9fbe25556, 0x18, "a2ba8ae3c3dfb8a1bf148b214dc4c8f5572d724181ba69c2"}) r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r7, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r7, 0x0) openat$cgroup_ro(r7, &(0x7f0000000100)='cpuacct.usage_sys\x00', 0x0, 0x0) 04:12:57 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000168, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:12:57 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000018a, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:12:57 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000004", @ANYRES32=r4], 0x20}}, 0x0) [ 1715.474431][T23009] batman_adv: batadv0: Adding interface: veth1937 [ 1715.483852][T23009] batman_adv: batadv0: The MTU of interface veth1937 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1715.579178][T23009] batman_adv: batadv0: Not using interface veth1937 (retrying later): interface not active 04:12:58 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000169, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:12:58 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000018b, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:12:58 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x0) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0}, 0x3}], 0x1, 0x0, 0x0) [ 1715.637880][T23013] batman_adv: batadv0: Removing interface: veth1937 04:12:58 executing program 4: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0xd, 0x0, 0x0) bind$inet(r0, &(0x7f00000000c0)={0x2, 0x4e20, @broadcast}, 0x10) sendto$inet(r0, &(0x7f0000000200), 0x0, 0x20008011, &(0x7f0000000180)={0x2, 0x4e20, @loopback=0xac14140d}, 0x10) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.events\x00', 0x275a, 0x0) r1 = socket(0x10, 0x1, 0x0) sendmmsg$alg(r1, 0x0, 0x0, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) r3 = openat$cgroup_ro(r2, &(0x7f0000000000)='devices.list\x00', 0x275a, 0x0) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(0xffffffffffffffff, 0x84, 0x23, &(0x7f00000000c0), 0x8) getsockopt$inet_sctp_SCTP_CONTEXT(r3, 0x84, 0x11, &(0x7f00000002c0)={0x0, 0x7}, &(0x7f0000000300)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0xe, &(0x7f0000000340)={0x0, 0xfa, 0x7, 0x8, 0x4, 0x7, 0x66, 0x2, {r4, @in={{0x2, 0x4e20, @private=0xa010102}}, 0x8000, 0x30eb, 0x3, 0x2, 0x1}}, &(0x7f0000000400)=0xb0) write$cgroup_int(r2, &(0x7f0000000200), 0xf000) r5 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r5, &(0x7f0000000040)=ANY=[], 0x208e24b) accept$unix(0xffffffffffffffff, &(0x7f0000000440)=@abs, &(0x7f0000000080)=0x6e) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r5, 0x0) ioctl$TUNGETIFF(r5, 0x800454d2, &(0x7f0000000280)) sendfile(r2, r3, 0x0, 0xf03b0000) recvfrom(r0, &(0x7f0000000100)=""/94, 0xffffffffffffff5e, 0x0, 0x0, 0x0) 04:12:58 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000016a, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:12:58 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000018c, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1715.817009][ T29] audit: type=1804 audit(1594786378.243:1253): pid=23020 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1398/cgroup.controllers" dev="sda1" ino=16291 res=1 [ 1715.845967][T23005] __nla_validate_parse: 3 callbacks suppressed [ 1715.845977][T23005] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:12:58 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000005", @ANYRES32=r4], 0x20}}, 0x0) 04:12:58 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000018d, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1716.231278][T23050] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1716.350066][T23052] batman_adv: batadv0: Adding interface: veth1939 [ 1716.362482][T23052] batman_adv: batadv0: The MTU of interface veth1939 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:12:58 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00'}) socket$nl_route(0x10, 0x3, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) r3 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f0000000040)='ns/pid\x00') pwrite64(r5, &(0x7f0000000080)="65100d59b0ee0a8dca04c8f3a390b53bfbe7e3", 0x13, 0x5) sendfile(r4, r3, 0x0, 0x1000000e0) r6 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r7 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r7, r6, 0x0, 0x1000000e0) sendmsg$nl_route(r7, &(0x7f0000000140)={0x0, 0x2d, &(0x7f00000001c0)={&(0x7f0000000200)=ANY=[], 0x7c}}, 0x20044081) 04:12:58 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000016b, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:12:58 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000018e, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1716.482186][T23052] batman_adv: batadv0: Not using interface veth1939 (retrying later): interface not active 04:12:59 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x0) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0}, 0x3}], 0x1, 0x0, 0x0) [ 1716.547126][T23056] batman_adv: batadv0: Removing interface: veth1939 04:12:59 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000018f, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:12:59 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000016c, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:12:59 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r0, 0x0) socket(0x2, 0x3, 0x3) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000000040), &(0x7f0000000080)=0x4) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r2}]}, 0x54}}, 0x0) [ 1716.661032][T23050] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1716.805053][ T29] audit: type=1804 audit(1594786379.233:1254): pid=23076 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1399/cgroup.controllers" dev="sda1" ino=15857 res=1 04:12:59 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) openat$cgroup_type(r1, &(0x7f0000000040)='cgroup.type\x00', 0x2, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl(r4, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe847a071") r5 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r5, r3, 0x0, 0x100000002) r6 = socket(0x10, 0x2, 0x0) r7 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r8 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r8, r7, 0x0, 0x1000000e0) sendmsg$IPSET_CMD_CREATE(r7, &(0x7f0000000240)={&(0x7f00000000c0), 0xc, &(0x7f0000000200)={&(0x7f0000000100)={0xc0, 0x2, 0x6, 0x201, 0x0, 0x0, {0x2, 0x0, 0x6}, [@IPSET_ATTR_DATA={0x4c, 0x7, 0x0, 0x1, [@IPSET_ATTR_IP_TO={0x18, 0x2, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV6={0x14, 0x2, 0x1, 0x0, @ipv4={[], [], @multicast2}}}, @IPSET_ATTR_IP_TO={0x18, 0x2, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV6={0x14, 0x2, 0x1, 0x0, @private1}}, @IPSET_ATTR_CADT_FLAGS={0x8, 0x8, 0x1, 0x0, 0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e22}, @IPSET_ATTR_MAXELEM={0x8, 0x13, 0x1, 0x0, 0x1ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x7}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x2}, @IPSET_ATTR_DATA={0x14, 0x7, 0x0, 0x1, [@IPSET_ATTR_MAXELEM={0x8, 0x13, 0x1, 0x0, 0x9}, @IPSET_ATTR_SIZE={0x8, 0x17, 0x1, 0x0, 0x3e94}]}, @IPSET_ATTR_DATA={0x30, 0x7, 0x0, 0x1, [@IPSET_ATTR_PORT_TO={0x6, 0x5, 0x1, 0x0, 0x4e23}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3}, @IPSET_ATTR_IP={0xc, 0x1, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @remote}}, @IPSET_ATTR_SIZE={0x8, 0x17, 0x1, 0x0, 0xa82a}, @IPSET_ATTR_CADT_FLAGS={0x8, 0x8, 0x1, 0x0, 0x20}]}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz2\x00'}]}, 0xc0}, 0x1, 0x0, 0x0, 0x4040000}, 0x2000c810) getsockopt$sock_cred(r6, 0x1, 0x3d, &(0x7f0000000000), &(0x7f0000cab000)=0xc) 04:12:59 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000006", @ANYRES32=r4], 0x20}}, 0x0) 04:12:59 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000190, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:12:59 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000016d, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1717.170125][T23097] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:12:59 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000016e, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:12:59 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000191, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1717.292162][ T29] audit: type=1804 audit(1594786379.713:1255): pid=23101 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1343/cgroup.controllers" dev="sda1" ino=16324 res=1 [ 1717.365800][T23103] batman_adv: batadv0: Adding interface: veth1941 [ 1717.372279][T23103] batman_adv: batadv0: The MTU of interface veth1941 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:12:59 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0}, 0x3}], 0x1, 0x0, 0x0) [ 1717.510449][T23103] batman_adv: batadv0: Not using interface veth1941 (retrying later): interface not active 04:13:00 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000016f, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1717.571183][T23105] batman_adv: batadv0: Removing interface: veth1941 04:13:00 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000192, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1717.709557][T23097] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:00 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000170, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1717.840281][ T29] audit: type=1804 audit(1594786380.263:1256): pid=23130 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1400/cgroup.controllers" dev="sda1" ino=16384 res=1 04:13:00 executing program 4: r0 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0x0, @ipv4={[], [], @empty}}, 0x1c) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4e21, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x0, 0x0, @ipv4={[], [], @local}}}}, 0x9c) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000c40)={{{@in6=@private1, @in6=@private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4={[], [], @broadcast}}}}, &(0x7f0000000d40)=0xe8) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r5, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r8, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r8, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) sendmsg$TEAM_CMD_NOOP(0xffffffffffffffff, &(0x7f00000014c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000001480)={&(0x7f0000000d80)={0x6f0, 0x0, 0x2, 0x70bd26, 0x25dfdbfd, {}, [{{0x8}, {0x1f8, 0x2, 0x0, 0x1, [{0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x5}, {0x4}}, {0x8}}}, {0x4c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x5}, {0x8}}}, {0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x5}, {0x8, 0x4, 0x8}}, {0x8}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24, 0x1, 'lb_tx_hash_to_port_mapping\x00'}, {0x5}, {0x8}}, {0x8}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x5}, {0x8, 0x4, 0x9}}, {0x8}}}, {0x38, 0x1, @notify_peers_interval={{0x24, 0x1, 'notify_peers_interval\x00'}, {0x5}, {0x8, 0x4, 0xfffffff7}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x5}, {0x4}}, {0x8}}}]}}, {{0x8}, {0x16c, 0x2, 0x0, 0x1, [{0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24, 0x1, 'lb_tx_hash_to_port_mapping\x00'}, {0x5}, {0x8}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x5}, {0x8, 0x4, 0x8}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24, 0x1, 'lb_tx_hash_to_port_mapping\x00'}, {0x5}, {0x8}}, {0x8}}}, {0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x5}, {0x8, 0x4, 0xffffffff}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x5}, {0x8}}}, {0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x5}, {0x8}}, {0x8}}}]}}, {{0x8}, {0x50, 0x2, 0x0, 0x1, [{0x4c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}]}}, {{0x8}, {0x80, 0x2, 0x0, 0x1, [{0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x5}, {0x8, 0x4, 0x5}}, {0x8}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x5}, {0x4}}, {0x8}}}]}}, {{0x8}, {0x148, 0x2, 0x0, 0x1, [{0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x5}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x5}, {0x8, 0x4, 0x7f}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24, 0x1, 'lb_tx_hash_to_port_mapping\x00'}, {0x5}, {0x8}}, {0x8}}}, {0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x5}, {0x8, 0x4, 0x3}}, {0x8}}}, {0x54, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x5}, {0x24, 0x4, [{0xa2, 0x1, 0x4, 0x7e000000}, {0xfff, 0x4, 0x1f, 0x3ff}, {0x7ff, 0xfd, 0x4, 0x3f}, {0x7fff, 0x0, 0x80, 0x40}]}}}]}}, {{0x8}, {0x78, 0x2, 0x0, 0x1, [{0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x5}, {0x8}}}]}}, {{0x8}, {0xb0, 0x2, 0x0, 0x1, [{0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x5}, {0x8, 0x4, 0x9}}}, {0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x5}, {0x4}}, {0x8, 0x6, r3}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x5}, {0x8, 0x4, r8}}}]}}]}, 0x6f0}, 0x1, 0x0, 0x0, 0x1000}, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) getsockopt$inet_sctp6_SCTP_RECVNXTINFO(r1, 0x84, 0x21, &(0x7f0000000040), &(0x7f0000000080)=0x4) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000000300)={0x0, @in6={{0xa, 0x4e24, 0x200, @loopback, 0x6}}, 0x0, 0x0, 0x0, 0x0, 0xb3550aa4ba878254}, 0x9c) 04:13:00 executing program 3: sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000480)=ANY=[], 0x48}, 0x1, 0x0, 0x0, 0x24000001}, 0x20040001) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r1, r0, 0x0, 0x1000000e0) ioctl$sock_ipv6_tunnel_SIOCADDPRL(r0, 0x89f5, &(0x7f0000000180)={'syztnl1\x00', &(0x7f00000000c0)={'sit0\x00', 0x0, 0x4, 0x7f, 0x8, 0x80000001, 0x8, @initdev={0xfe, 0x88, [], 0x1, 0x0}, @local, 0x0, 0x40, 0x10001, 0x4}}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="4800400010000800"/20, @ANYRES32=r7, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000380)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r7, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc6b7372d17746ac5478bece8391fed327abafc52bbb3d3fc1389a944673602e59d87a73f08e776645c1e6feb291f540790d6068c79b2b17220f3c32cc8f795dfc8b0560a89dd3f5c31d0626df9b0db637717a6af4dbdbb47306df503db2ce4f67b2baae03aac64d9375fb92c33730bc74a0d9ac7b82ad48b9e246ca8448a329c66b8125a07bdac5c1b4bc765d4119"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0x0, 0xffff}, {0x3}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) sendmsg$ETHTOOL_MSG_FEATURES_GET(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2512020}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x70, 0x0, 0x300, 0x70bd2b, 0x25dfdbfd, {}, [@HEADER={0x5c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_macvtap\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'wg0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r2}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r7}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_FLAGS={0x8}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x40004}, 0x8000) r8 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r8, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r10 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r10, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="54cf7132c726752b00000010000100000000000084a1768aff82b09f1efbeb188c2bb6e707246d41e8ca174514031d15bd98303f802f67c4d9e42540aa33839c1279baabbdba2f21110d83b7fef9611618ef19781a6efc5b93969d75", @ANYRES32=0x0, @ANYRES32, @ANYRES32=r9, @ANYBLOB="8b29e3c6a13b440037583f65"], 0x54}}, 0x0) 04:13:00 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000193, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:00 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000007", @ANYRES32=r4], 0x20}}, 0x0) 04:13:00 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0}, 0x3}], 0x1, 0x0, 0x0) 04:13:00 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000171, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1718.196484][T23149] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:00 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000194, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1718.331971][T23161] batman_adv: batadv0: Adding interface: veth1943 [ 1718.351303][T23161] batman_adv: batadv0: The MTU of interface veth1943 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:00 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000172, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1718.377239][ T29] audit: type=1804 audit(1594786380.773:1257): pid=23166 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1401/cgroup.controllers" dev="sda1" ino=16383 res=1 [ 1718.441612][T23161] batman_adv: batadv0: Not using interface veth1943 (retrying later): interface not active 04:13:00 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000195, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1718.488214][T23168] batman_adv: batadv0: Removing interface: veth1943 04:13:01 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000173, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:01 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r2, 0x0) ioctl$sock_inet_SIOCDELRT(r0, 0x890c, &(0x7f00000000c0)={0x0, {0x2, 0x4e23, @multicast1}, {0x2, 0x4e24, @remote}, {0x2, 0x4e23, @multicast2}, 0x228, 0x0, 0x0, 0x0, 0x3, &(0x7f0000000080)='rose0\x00', 0x7f, 0x3, 0x4ee1}) setsockopt$inet_buf(r2, 0x0, 0x24, &(0x7f0000000040)="a9a37afc9f924dc5c476e1717c78871a77aa44203a41197d37748060b0f2de52232985106b99459fa029049937b7b7185c9db3093ee529791ea1e3", 0x3b) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000300)=ANY=[@ANYBLOB="540000001000010400"/20, @ANYRES32=0x0, @ANYBLOB="25370400000000002c0012800900013e131b4d00766c616e000000001c0002800600010000000000040003800c0002001f00000012000000", @ANYRES32=r1, @ANYBLOB="406ad2d2a023b6180a8fc78c8759d37c26f4871f8a1c580ba361172dd13c2da028d5136bae23cd16af364a3e7dc97845bab543eb38fefe88eea184e6afda0514cbfb72c9151e92b87a4092c0dd73c260c6d43b5b6f1f3367f24090a28ef64859ae78d3d88e5618c159ad0a9f15fe1e74d5f1391d69a7dc21f24930c59b49a8989f2026ad476ef180fce52daf6516661979c464eab95a7d7d1ec153736456e0cfddb61ecef5"], 0x54}}, 0x0) [ 1718.623133][T23149] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:01 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000196, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1718.811316][T23199] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1718.875512][T23199] netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. 04:13:01 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000008", @ANYRES32=r4], 0x20}}, 0x0) 04:13:01 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0}, 0x3}], 0x1, 0x0, 0x0) 04:13:01 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000174, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:01 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0}, 0x3}], 0x1, 0x0, 0x0) 04:13:01 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000197, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1719.087370][T23212] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1719.141565][ T29] audit: type=1804 audit(1594786381.563:1258): pid=23210 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1402/cgroup.controllers" dev="sda1" ino=16381 res=1 04:13:01 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000175, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:01 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000198, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1719.292868][ T29] audit: type=1804 audit(1594786381.713:1259): pid=23215 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1345/cgroup.controllers" dev="sda1" ino=16379 res=1 [ 1719.339753][T23218] batman_adv: batadv0: Adding interface: veth1945 [ 1719.364218][T23218] batman_adv: batadv0: The MTU of interface veth1945 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1719.473878][T23218] batman_adv: batadv0: Not using interface veth1945 (retrying later): interface not active 04:13:02 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000199, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:02 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000176, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1719.547201][T23219] batman_adv: batadv0: Removing interface: veth1945 04:13:02 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, 0x0, 0x0, 0x0, 0x0) [ 1719.770734][ T29] audit: type=1804 audit(1594786382.193:1260): pid=23243 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1403/cgroup.controllers" dev="sda1" ino=16378 res=1 04:13:02 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) socket$inet_udp(0x2, 0x2, 0x0) r3 = socket$inet(0x2, 0x3, 0x2) write(0xffffffffffffffff, 0x0, 0x0) setsockopt$inet_int(r3, 0x0, 0xca, 0x0, 0x0) r4 = socket(0x18, 0x0, 0x0) close(r4) r5 = socket$can_j1939(0x1d, 0x2, 0x7) r6 = socket$inet(0x2, 0x4000000000000001, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r6, 0x8933, &(0x7f0000000300)={'vcan0\x00', 0x0}) bind$can_j1939(r5, &(0x7f0000000e40)={0x1d, r7}, 0x18) connect$can_j1939(r4, &(0x7f00000000c0)={0x1d, r7}, 0x18) sendmmsg$alg(r4, &(0x7f00000000c0), 0x4924924924924d8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) 04:13:02 executing program 4: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000300)=0x1, 0x4) setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f00000005c0)={@in6={{0xa, 0x0, 0x0, @local}}, 0x0, 0x7, 0x43, 0x0, "000000000000000004000000000000000000000000000000000000000000000000dfc8225f914e1e860100000000000000000000007b220000000000000000000000000000003e000000000800"}, 0xd8) setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000080)={@in6={{0xa, 0x0, 0x0, @mcast1}}, 0x0, 0x0, 0x20, 0x0, "1996690de93a458e84676b4a3b196dd4da33007bb6861196b90896c17db09f3977b14b508da22310961755402863a6a68fcde5b07da92eff57106989781131b34a744f3627a96108816497665168931a"}, 0xd8) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @empty}, 0x1c) r1 = socket(0xa, 0x1, 0x0) close(r1) sendmmsg$inet_sctp(r1, &(0x7f0000000bc0)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000080)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x200}}], 0x20}], 0x1, 0x0) r2 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f0000000ac0)=ANY=[@ANYBLOB="ff00d000000000195bc7ad444dd6fadadf8c9c337960e61ed12bf5b25ac7fd864e08da6c8edcae720061ddaf330263308d7a62727e9dcbde5a566f013ebccbec0ebb3a83b9cec20834eaadf810", @ANYRES32=0x0], &(0x7f000095dffc)=0x8) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r1, 0x84, 0x23, &(0x7f00000000c0)={r3}, 0x8) r4 = socket(0xa, 0x1, 0x0) close(r4) sendmmsg$inet_sctp(r4, &(0x7f0000000bc0)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000c00)=ANY=[@ANYBLOB="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", @ANYRES32=0x0], 0x20}], 0x1, 0x0) r5 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, &(0x7f00000000c0)={r6}, 0x8) sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000a80)={&(0x7f0000000000)=@in6={0xa, 0x4e21, 0x7, @mcast2, 0x2}, 0x1c, &(0x7f0000000900)=[{&(0x7f0000000180)="ff6a5b4c906ebd9a18553365faf7065c42bd2e289bbea7e874c479d930b6c1", 0x1f}, {&(0x7f00000001c0)="50c18e1b9afae84ef0afd0a083c24e574b5c6415a7cb532be7dd538922635b4f7ab4eed5b469526f9281be13303aa19aeebdaf1c30bda4d46d3bd2fa5d03f24833c3256b06aa78631b81b983ec006eb490aae22adf523fbc92e0fe986ff14cf8ecc8e6bf908cf98fceb2edf8cddc68ffe9b033b6484148678d4d1777cc5800ba465052", 0x83}, {&(0x7f0000000340)="4f718b4aeb92ee4a5642bb6f33e10cfc2866e1f880cb3b595239fb441bfdc77fb22009aa51d819d8b8341b53f3e962eb081a0ac2fe3d4733df8a15b29a2ee060bb2915751b5122f1453dd5c23fe681c329e935b59db611cd98a87013af7822518d5144a10db24f13df8ddec03b0121c1748b2576d831d29984038a88c379252f1bf746d1e96ddbfe741346b5f9c42c4249e873b4c6aa8157de49e774e4fc94855ab96122ba0cb7fe5f45062f163b47290be9591959de6921939ac4de9e1fd1266abbe20d98069f9a374c1fb86cba7179a9a20b8d55142358497c3bb34031b68995fd", 0xe2}, {&(0x7f0000000280)="ad829707760c5fb5bc6bb0784139f18cb343421ef111a98c78ec37579dccffb3ac96ce07897fbe017fdf7b64086aeb6964e650a0a9d538855a6ce47d324d70729b217ca2d1ff8ef647aa7de77611343a061d", 0x52}, {&(0x7f0000000440)="6dbeea2c50624cf914c4ccefc9af7941bef111dd2614d3096564826572dfa983978f5ac3052c9db554bb6dde013672138d0f487ca59b76fb56528ba3cb61828663007e29436af4635cf4fdb22a494d06b1ce3d4dbcbb0eadede4b2b6a8219d275bc723ca52cf8b3467656a41386504c2c3f30ac85822ab338b865c802cb769ba92979ed4d5607f3f4f5311603aacdec1c25f9d450746eae49513c35ad0171e870eadd407b559c79a51db2dd8d772af95d99fc8e8fd0ab57ddb70a0", 0xbb}, {&(0x7f00000006c0)="e7812bfa356926be1f0ac3f705bcede4dc0daec0c5bd35900cc5d99ef910af88163b4da429082958de8089236f566454053054b76265adaba010124b09e18c6d748e99e54e87d4a30cb529ff2c07e38561bd6ba174336e99cad9462c3c9947ca6abf91118fcbbf76865f5351f771b0c82264f2cb7066c02e927eadd486a83853706e58a80c0ffc57bc7fa6a82aa47b84969eda57e9e0154c85ff255a3144e60ad463b94bfc1dad78e524220936d4a8ee5f73e99aaea48e7bb9c1ea041c7b0ed10d74d5726b2c19e574f0d59839ab940b44477ace98c0964aeca4b52785", 0xdd}, {&(0x7f0000000500)="af694a86d9c274233d31b57e819f58442b643c08720049fe413b4e1886af2fb5bc9609bd9b5c6d58c4179f957c58727023eeb141367d9232a878241dd56edd817fa1eb4ce097e4a04cefd271a599abe7d536f4ba5e9a82d3fbea0ddf3892aeaed141e394e919ef43a9bd2764f88b7994e381ee4ea1ba374ce545a7b5b36f4a01777366f81a616bc53697d9f9d8d2674f53e97d93906f47237ef04bbdb6ddc15072f79d7826dc4b3d60e0ef206fa725da246ffc4ff0b78ce3cdcdb4e1ae47", 0xbe}, {&(0x7f00000007c0)="045cc4843a43614599c4f249fbf45f4b9254ca29233281814b88a56ea8b45171f602445eb4d02c300d7c58e21db281e49b841def10c890e1ca42603c050d16", 0x3f}, {&(0x7f0000000800)="f8f7db2a8aae4898b3d9af2d47c5603788d3967e83d02a15683529c0f66b862c60d3c4d0d533a9a1b85abf1434777f8a1485f47f198b4f9efc16a90fdc2ab68550160bdd1271f7", 0x47}, {&(0x7f0000000880)="101abc4341018892e7ddcf84e10395cb75b1ca6fe3e4c8c114f4496e4dc53bb70f055e43aae1ac7ce723a4c0842dc7d8096961160e7c23b8c8795757a83cac72a154260f25342bb64ff1778b0f36d20a885a7d8aa18da79bbac725a40814ba131a31c780c6afffddd488ec4d732cf902fc159a68be554bd6c45b9899f7", 0x7d}], 0xa, &(0x7f00000009c0)=[@init={0x18, 0x84, 0x0, {0x5, 0x7, 0x7f, 0xffff}}, @authinfo={0x18, 0x84, 0x6, {0x1000}}, @prinfo={0x18, 0x84, 0x5, {0x10, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x9, 0x200, 0xee, 0x2, r3}}, @sndinfo={0x20, 0x84, 0x2, {0x8, 0x6, 0x0, 0x6, r6}}, @dstaddrv4={0x18, 0x84, 0x7, @loopback}], 0xa0, 0x4000054}, 0x4b71edabe9b69759) 04:13:02 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000019a, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:02 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000177, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:02 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000009", @ANYRES32=r4], 0x20}}, 0x0) 04:13:02 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, 0x0, 0x0, 0x0, 0x0) [ 1720.220316][T23266] IPVS: ftp: loaded support on port[0] = 21 04:13:02 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000178, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:02 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000008", @ANYRES32=r4], 0x20}}, 0x0) 04:13:02 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000019b, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1720.265040][T23268] batman_adv: batadv0: Adding interface: veth1947 [ 1720.271520][T23268] batman_adv: batadv0: The MTU of interface veth1947 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1720.392545][T23268] batman_adv: batadv0: Not using interface veth1947 (retrying later): interface not active [ 1720.407026][ T29] audit: type=1804 audit(1594786382.833:1261): pid=23276 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1404/cgroup.controllers" dev="sda1" ino=15765 res=1 [ 1720.472660][T23271] batman_adv: batadv0: Removing interface: veth1947 04:13:02 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000019c, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:03 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000179, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1720.627557][T23284] batman_adv: batadv0: Adding interface: veth252 [ 1720.643321][T23284] batman_adv: batadv0: The MTU of interface veth252 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:03 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, 0x0, 0x0, 0x0, 0x0) [ 1720.756374][T23284] batman_adv: batadv0: Not using interface veth252 (retrying later): interface not active [ 1720.797057][T23287] batman_adv: batadv0: Removing interface: veth252 [ 1720.881955][T23260] __nla_validate_parse: 5 callbacks suppressed [ 1720.881965][T23260] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1721.000341][ T29] audit: type=1804 audit(1594786383.423:1262): pid=23315 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1405/cgroup.controllers" dev="sda1" ino=15937 res=1 [ 1721.055284][T23268] batman_adv: batadv0: Adding interface: veth1947 [ 1721.061758][T23268] batman_adv: batadv0: The MTU of interface veth1947 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1721.123020][T23268] batman_adv: batadv0: Not using interface veth1947 (retrying later): interface not active [ 1721.200408][T23317] IPVS: ftp: loaded support on port[0] = 21 04:13:04 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r1, r0, 0x0, 0x1000000e0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r6, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r6, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r6, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) ioctl$sock_ipv4_tunnel_SIOCDELTUNNEL(r0, 0x89f2, &(0x7f0000000080)={'tunl0\x00', &(0x7f0000000040)={'gretap0\x00', r6, 0x8, 0x7, 0xfffffffc, 0x5, {{0x6, 0x4, 0x2, 0x15, 0x18, 0x64, 0x0, 0xff, 0x4, 0x0, @multicast2, @rand_addr=0x64010101, {[@end]}}}}}) r7 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r7, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r9 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r9, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r8}]}, 0x54}}, 0x0) 04:13:04 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000017a, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:04 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a000000000000000a", @ANYRES32=r4], 0x20}}, 0x0) 04:13:04 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000019d, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:04 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r1, r0, 0x0, 0x1000000e0) ioctl$SIOCRSGCAUSE(r0, 0x89e0, &(0x7f0000000000)) unshare(0x40000000) setsockopt$SO_ATTACH_FILTER(0xffffffffffffffff, 0x1, 0x1a, 0x0, 0x0) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r3, r2, 0x0, 0x1000000e0) r4 = bpf$BPF_BTF_LOAD(0x12, &(0x7f00000003c0)={&(0x7f0000000000)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x2, [@struct]}}, 0x0, 0x26}, 0x20) r5 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0xd, 0x3, &(0x7f0000000600)=ANY=[@ANYBLOB="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"], &(0x7f0000000080)='GPL\x00', 0x5, 0x1f6, &(0x7f00000002c0)=""/168, 0x0, 0x0, [], 0x0, 0x0, r4, 0x8, 0x0, 0x0, 0x10, &(0x7f0000000200), 0x1}, 0x6d) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r5, 0xc0, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) r7 = bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x1, 0x3, &(0x7f0000001840)=ANY=[@ANYBLOB="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"], &(0x7f00002bf000)='syzkaller\x00', 0x4, 0x175, &(0x7f0000000040)=""/183}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1c, 0x3, &(0x7f0000000200)=@framed={{0x18, 0x2}}, &(0x7f00000000c0)='GPL\x00', 0x4, 0x1000, &(0x7f000062b000)=""/4096, 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, r6, r7}, 0x78) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000140)={r2, 0x10, &(0x7f0000000100)={&(0x7f0000000040)=""/187, 0xbb, r6}}, 0x10) 04:13:04 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0), 0x0, 0x0, 0x0) [ 1721.868078][T23370] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1721.919760][ T7] tipc: TX() has been purged, node left! [ 1721.933327][T23371] IPVS: ftp: loaded support on port[0] = 21 [ 1721.951782][ T7] tipc: TX() has been purged, node left! [ 1721.983419][ T7] tipc: TX() has been purged, node left! 04:13:04 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000017b, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:04 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0), 0x0, 0x0, 0x0) 04:13:04 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000019e, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1722.100591][T23378] batman_adv: batadv0: Adding interface: veth1949 [ 1722.118494][T23378] batman_adv: batadv0: The MTU of interface veth1949 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1722.213174][T23378] batman_adv: batadv0: Not using interface veth1949 (retrying later): interface not active [ 1722.249561][ T29] audit: type=1804 audit(1594786384.673:1263): pid=23395 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1407/cgroup.controllers" dev="sda1" ino=16378 res=1 04:13:04 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000019f, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:04 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000017c, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1722.308027][T23383] batman_adv: batadv0: Removing interface: veth1949 04:13:04 executing program 3: r0 = socket(0x10, 0x80002, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) setsockopt$IP_VS_SO_SET_ADD(r1, 0x0, 0x482, &(0x7f0000000040)={0x32, @initdev={0xac, 0x1e, 0x1, 0x0}, 0x4e23, 0x1, 'rr\x00', 0x24, 0x2, 0x57}, 0x2c) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r2}]}, 0x54}}, 0x0) [ 1722.439797][T23370] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:05 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001a0, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:05 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000017d, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1722.663462][T23384] IPVS: ftp: loaded support on port[0] = 21 04:13:05 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a000000000000000c", @ANYRES32=r4], 0x20}}, 0x0) 04:13:05 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0), 0x0, 0x0, 0x0) [ 1722.915826][ T29] audit: type=1804 audit(1594786385.343:1264): pid=23450 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1408/cgroup.controllers" dev="sda1" ino=16384 res=1 [ 1722.956498][T23451] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1723.099052][T23458] batman_adv: batadv0: Adding interface: veth1951 [ 1723.105994][T23458] batman_adv: batadv0: The MTU of interface veth1951 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1723.135603][T23458] batman_adv: batadv0: Not using interface veth1951 (retrying later): interface not active [ 1723.162753][T23462] batman_adv: batadv0: Removing interface: veth1951 [ 1723.319364][T23451] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:08 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000017a, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:08 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001a1, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:08 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) 04:13:08 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000017e, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:08 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a000000000000000e", @ANYRES32=r4], 0x20}}, 0x0) 04:13:08 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000040)=@bridge_setlink={0x64, 0x13, 0x800, 0x70bd26, 0x25dfdbfd, {0x7, 0x0, 0x0, r1, 0x20000, 0x42000}, [@IFLA_MAP={0x24, 0xe, {0xffffffffffff7fff, 0x5, 0x7fffffff, 0x9, 0x81}}, @IFLA_WEIGHT={0x8, 0xf, 0x4}, @IFLA_ADDRESS={0xa, 0x1, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x0) [ 1725.992151][T23505] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1726.041670][ T29] audit: type=1804 audit(1594786388.463:1265): pid=23501 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1409/cgroup.controllers" dev="sda1" ino=16371 res=1 04:13:08 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r4, r3, 0x0, 0x1000000e0) r5 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r5, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r5, 0x84, 0x66, &(0x7f0000000040)={r6}, &(0x7f0000000140)=0x8) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r3, 0x84, 0x17, &(0x7f00000000c0)={r6, 0x100, 0x63, "8bb3b5d265c5d23732997d8500c0c6f6d53eb03711d55a166d2758af4acd321b1ff09f8df11006c9997e4da888efba77efbdda493a3b35146ab56ef7b771758a86da20db8360bb913bbbcd643f1665f06ca39603eece4f35164b2e046563ab8eacbe03"}, 0x6b) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="540000bbf7ff2a04509a039bb072498a5d6e2e3b0000000000000000", @ANYRES32=0x0, @ANYBLOB="25370400000000002c00128009000100766c616e000000001c0002800600010000000000040003800c0002001f0000001200000008000500", @ANYRES32=r1, @ANYBLOB], 0x54}}, 0x0) 04:13:08 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000017f, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:08 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001a2, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:08 executing program 4: r0 = accept4(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x80000) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080)='nl80211\x00') sendmsg$NL80211_CMD_DEL_MPATH(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x34, r1, 0x100, 0x70bd2b, 0x25dfdbfd, {}, [@NL80211_ATTR_MAC={0xa, 0x6, @multicast}, @NL80211_ATTR_WDEV={0xc, 0x99, {0x3, 0x1}}, @NL80211_ATTR_WIPHY={0x8, 0x1, 0x2}]}, 0x34}, 0x1, 0x0, 0x0, 0x4002081}, 0x20000040) r2 = accept(r0, 0x0, &(0x7f0000000180)) ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r0, 0x89f1, &(0x7f0000000280)={'tunl0\x00', &(0x7f0000000200)={'gre0\x00', 0x0, 0x80, 0x7800, 0x4, 0x78, {{0x11, 0x4, 0x0, 0x5, 0x44, 0x65, 0x0, 0x0, 0x2f, 0x0, @multicast2, @private=0xa010102, {[@rr={0x7, 0xf, 0xda, [@broadcast, @local, @multicast2]}, @lsrr={0x83, 0x1f, 0xe0, [@initdev={0xac, 0x1e, 0x0, 0x0}, @private=0xa010101, @local, @remote, @multicast2, @loopback, @remote]}]}}}}}) sendmsg$ETHTOOL_MSG_LINKSTATE_GET(r2, &(0x7f00000003c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000380)={&(0x7f00000002c0)={0x94, 0x0, 0x400, 0x70bd2d, 0x25dfdbfe, {}, [@HEADER={0x44, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'ip6_vti0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'xfrm0\x00'}]}, @HEADER={0x3c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0_to_team\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'ip_vti0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) sendmsg$IPSET_CMD_DEL(r0, &(0x7f0000000500)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x74, 0xa, 0x6, 0x201, 0x0, 0x0, {0x0, 0x0, 0x3}, [@IPSET_ATTR_ADT={0x20, 0x8, 0x0, 0x1, [{0x10, 0x7, 0x0, 0x1, @IPSET_ATTR_IP2_TO={0xc, 0x16, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @multicast1}}}, {0xc, 0x7, 0x0, 0x1, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xffff0001}}]}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x200}, @IPSET_ATTR_ADT={0x14, 0x8, 0x0, 0x1, [{0x10, 0x7, 0x0, 0x1, @IPSET_ATTR_BYTES={0xc, 0x18, 0x1, 0x0, 0xfffffffffffff354}}]}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_DATA={0xc, 0x7, 0x0, 0x1, [@IPSET_ATTR_TIMEOUT={0x8, 0x6, 0x1, 0x0, 0x1}]}, @IPSET_ATTR_PROTOCOL={0x5}]}, 0x74}, 0x1, 0x0, 0x0, 0x4800}, 0x8000) r4 = syz_init_net_socket$x25(0x9, 0x5, 0x0) sendmmsg$sock(r4, &(0x7f00000072c0)=[{{&(0x7f0000000540)=@phonet={0x23, 0x3, 0x6, 0x3}, 0x80, &(0x7f0000001800)=[{&(0x7f00000005c0)="2f33ec7b2a0970b587642fe76b8bfea0426a524f8fa912e3262efe85ec0d3d181564c862d65b56049df7cbc88655769066535488d0d2226e49d7a95be5e2e4d4fb91e8073143ae2b5976cc6e7c4ccfafa906103d1c4920782a305608c4d26b8aa9d2ff0cf8736bf4911330310b3083337f32984d38a13aed2ca56bd0fd27057fc3ccd063b29e33ac9b397d3f903917e468e4237e72b286ed39feff891a9e5e0024d77582b137dfd2733e3eb673e224e61b78e2b6abc689b7b4689c9832830fb6d2d834b273e119d0f7707a42242f6f", 0xcf}, {&(0x7f00000006c0)="8558105a354568803dad3c0ec41e88f5df01036119805f30d99685a4acbdaaf6d05b362509", 0x25}, {&(0x7f0000000700)="72b0c2d6ab753a3c5576c32f88ae6041e4a93e6d5b0614fad58cebba6abb560dffb88e582d657f7253a39c41ac601f9d15e6fac6d9187da8886ecaee020c20f9da87ab4d81a6254dc30e1a9e0e320366865f45ed5a6115fab9154c9152537c96da142a171d46d127", 0x68}, {&(0x7f0000000780)="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", 0x1000}, {&(0x7f0000001780)="22db1ef74bad978b9e4cf313dbe27af7612747fc4b359e3edabcd99ffb34ceea15f3b21c0a4eadd45814ec98817e0c1e02dbb9b0080c14d7e210f2ad0978362115babfdc3b4578fc4d21db14d9a0c2d297", 0x51}], 0x5, &(0x7f0000001880)=[@timestamping={{0x14, 0x1, 0x25, 0x80}}, @mark={{0x14, 0x1, 0x24, 0x6}}, @timestamping={{0x14, 0x1, 0x25, 0xff}}, @mark={{0x14, 0x1, 0x24, 0x1}}, @txtime={{0x18}}, @mark={{0x14, 0x1, 0x24, 0x8000}}, @timestamping={{0x14, 0x1, 0x25, 0x2}}], 0xa8}}, {{&(0x7f0000001940)=@x25={0x9, @null=' \x00'}, 0x80, &(0x7f0000001d40)=[{&(0x7f00000019c0)="4b3a13f62be98883c0bb6e92ed8fc0aef917cb56e21c2bc8908a9395d1e53d4ca34798cb30f8653c87d17fe91c90fe08", 0x30}, {&(0x7f0000001a00)="e31323cc203a57996b2853e846b8d0e220ba67c6092ad99ccaf4a91e", 0x1c}, {&(0x7f0000001a40)="d23e8174534d725389a2484a997adbfb9a66803504d6ef6fbf082f7f62b62788d069920451af568ba25850cbe02e6b01ed278bc8a91662483f43aa9fcac20283be8be2216fee01f698936d7fee41eec0e9549a945298c2fef143f01693d681dac459f671a0e7affb6a25b15d5691dc9ad04691a89601c7910bb82cd2fd799172e1", 0x81}, {&(0x7f0000001b00)="addc78300070dc2a15dc3529482c96ab9964b8bf535db9ad7aeb950b7c450e23ebd80e9aa5e759e77af80df1dfdb69237787c1112c69ece8eea609abdbaf6ef7b72f3c2f7319d37a1f22dfce42ad8c13c99c40727d46135e047cab7c2dbedfec63bfe9280cbd2f924a717e6c427dfa4c3c6386972b6148731e0938cf049a056549b61928fd4b862651c07d03c1c4e3281db13af27be4afb2d1e91a82419d82d06d146e7f60fb7098fde11ae2581667af366799", 0xb3}, {&(0x7f0000001bc0)="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", 0xfd}, {&(0x7f0000001cc0)="8c6ea1b41336c56b3a33d070be324f485123d36635be440572c14226c4c8241a04327762f209f1a6ba6387f418f3653a44d66a360c3c22c22f8d236c88dd28e760b3fa14c36b5ce023042e2739b16aa66610cb80a5213281288ef92dba5e0387581b7b73cd2b3130e68bd515cbbc07eab5fd5cf3919f2abf114d18838b", 0x7d}], 0x6, &(0x7f0000001dc0)=[@mark={{0x14, 0x1, 0x24, 0x2}}, @timestamping={{0x14, 0x1, 0x25, 0xffff}}, @txtime={{0x18, 0x1, 0x3d, 0x100000000}}, @timestamping={{0x14, 0x1, 0x25, 0x2}}], 0x60}}, {{0x0, 0x0, &(0x7f0000002f80)=[{&(0x7f0000001e40)="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", 0x1000}, {&(0x7f0000002e40)="8d43909c064894bc4b096369a76fd993744596551f0c34bebfc63d951c332a5b6d650bec055a658769afd100fbf7c0ccde660a47f97a7fbefe72f6ca2d8fbbc9b8d175ca7355f590f5b1aa6f843d99219764f8ad28ff3b959ef2d9eaa55fd887bff997393f3c8cf545273fb33632a616decab792a0a67707d5f7a21edb78b80750d7b7e4b6cf92e582c3fae3", 0x8c}, {&(0x7f0000002f00)="9365b2d3414ebcf24ad4414a397f2606d09f54", 0x13}, {&(0x7f0000002f40)}], 0x4, &(0x7f0000002fc0)=[@txtime={{0x18, 0x1, 0x3d, 0x4}}, @txtime={{0x18, 0x1, 0x3d, 0x1}}, @timestamping={{0x14, 0x1, 0x25, 0xfffffffd}}, @timestamping={{0x14, 0x1, 0x25, 0x3e}}, @timestamping={{0x14, 0x1, 0x25, 0x9}}, @mark={{0x14, 0x1, 0x24, 0x1}}, @txtime={{0x18, 0x1, 0x3d, 0x1}}, @mark={{0x14, 0x1, 0x24, 0x3}}, @txtime={{0x18, 0x1, 0x3d, 0xfff}}], 0xd8}}, {{&(0x7f00000030c0)=@pppol2tpv3={0x18, 0x1, {0x0, r0, {0x2, 0x4e22, @loopback}, 0x1, 0x3, 0x4, 0x3}}, 0x80, &(0x7f00000045c0)=[{&(0x7f0000003140)="cd5eeab71896f1ae7985a9afc1dc9fe68b0bebe5302d6bbec9b9db54e93a50f53676f9f7e485c8282d894834e82b4a0d870ac8c796b9d2a31807dcafdda48e3d7f72", 0x42}, {&(0x7f00000031c0)="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", 0x1000}, {&(0x7f00000041c0)="d79dd5fec115b830e01cabdb47075363147379645b2e22ae001a0b249ae9ed27bdcc9e4f2b156461a8b4cc7d33613d6b590c0a1806f933ccc8549d6d952450087b9cc1054f84cdc5abf672b6626320173d21b54073f50389e4aef1b0701c830118125b7543fadc5ad40da053bd42f2e4e5b9f43697783a4f956eceeca8ebc99112afef9eb3cfb83211b26ca1b5e43840c049cf29e1e7144ba4957d557d71fe50c4008fe08964b7af4b77de02b25d44c37b106f202d97b83f1e", 0xb9}, {&(0x7f0000004280)="2f02e7671e0f3753ee9872887e5ebc0aac944bea78c18b35309a010dfb06e52e0b8751038393735e5e25f4a8746d1eb53ea3d555a395ae86a28526042a9738c58f4ae235da4daf49c1248f15f6061e7a51887fb992fd53eb7f7782b428375b9b9709bf149b6f21a9827172a09499e661290478d04b0fac2f6040cd", 0x7b}, {&(0x7f0000004300)="3355067461ddf6b0bd1de3dfec1841b5d6f17ba011ae7bd89d379b1cff6d0a47c96e6b663bfdb222b1a9277b64ade8d760a0ca36b59d0260fbb20b2ad1e16311d2c1f053bb84ecc3ac64b28184524dd2831d0fac44a84ea0d1399c0b9912a55ec3b632b411e40b00f62b32fd5ba5f4a340dee422bcdc02e817ba5f0369813bd6a0f6afbfb343b09cbbeeb3e35a34ce957963f39c0583b3", 0x97}, {&(0x7f00000043c0)="a69ba1ae45a89df7c506c860f3cb394052c938e6a4be078ae1878811dbc916c4d3eb755ecb3638c31511cd95873018b54a6bdf7e72b6d812f9452aea211377f1aca5dbcf5fb7829ea30bee6b8e0af146f3e45165e58116f781f18b5644b9757a56f903a593eeb6b65e5bbe192ae3c50a9267aac740227c20ecffb106369ebc0bb4e654e25e769a97491459e84b51d65e4d534ce089b5231175beca4f712c870dd8492a64c8", 0xa5}, {&(0x7f0000004480)="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", 0xfa}, {&(0x7f0000004580)="e451ba1a35d365bf92d5097e4aeabefeaf5525ff0289a9", 0x17}], 0x8, &(0x7f0000004640)=[@mark={{0x14, 0x1, 0x24, 0x144}}, @txtime={{0x18, 0x1, 0x3d, 0x1f}}, @txtime={{0x18, 0x1, 0x3d, 0x4}}], 0x48}}, {{0x0, 0x0, &(0x7f00000059c0)=[{&(0x7f00000046c0)="520d3098e247413dbdd7db8cd386808c56507e71b76b68e685e36f17b3861ee7b0052635ea106a84871cc04e619e1bb1f426905ca80985d5eb4080c326b990cd94657bb804dc21f90f72731124697d07ede25289a0ee2718830b0980bc00f9a7b9bcdb35292509a3920cd69776a0e8aad49c85e562e60429a8387993007224a31964613034ff0d022bcd7303cc138735fa4fe832665a92ea1adc970b725590a907e4cfd9007debbf15aa6eaf4b75b90627c93993c88eb4d470", 0xb9}, {&(0x7f0000004780)="378be15296b9579fcbd694230b125b036b1b94f70e345cf7d7e6303a2734edf62ddcd2aca68b171e340d2c0382f07dadb466b481bd1cb38c46216377125db8ab8eea71942c8b4254815ac8a6e72d5d069e1325d0123b59826e409495899d6091afe4fc3f57a5c2aaf8c443b211eaac6314ae10d645226fc7e512d9da1002b3efdd67c24a7009b886395b", 0x8a}, {&(0x7f0000004840)="39e66a033ffaf08253aa8a5e259a8bca547b8c264a83d0d33ce814ca0a0f5d9fc45e", 0x22}, {&(0x7f0000004880)="fb61ca8eab399384db4401cf9bb3c2d4d98a4e6d992ab8b64cf25c98db161522c2e1d1319704b523746dd0de2e264d1fef867c83f9ab278181f9fff758b920f752708154f63a83a1a6765ad67f18e7379712db707030e40edcb87f6ebfecbc3f9fc2ffdfb3b0063160b3516540", 0x6d}, {&(0x7f0000004900)="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", 0x1000}, {&(0x7f0000005900)="c34b79a361d64eff1ae1c8d28a64ba421a5b4dda45cdf5e669795c84a485a0fb1b80ee5a2b9a6ccadc8364a53d3524af1a41fbe24661c14d01fa9d0345c3d7858f034858bd85a70ed761e18abd3398ebcd6e23b900515ea8462f170432a3", 0x5e}, {&(0x7f0000005980)="61831aad0049d3f0681cdafbb896ae", 0xf}], 0x7, &(0x7f0000005a40)}}, {{&(0x7f0000005a80)=@isdn={0x22, 0x6, 0xd9, 0xfc, 0x1f}, 0x80, &(0x7f0000007000)=[{&(0x7f0000005b00)="1e6c3acc", 0x4}, {&(0x7f0000005b40)="8a61a58deb68f526d3fbe40e321d104d0ee41e1ce24542dbf4fea9551e1b03b67f25a79e16029ad06a133111dec9c51ea08af3033b0f46151288d9f83c54c974ac2e599cc2695780dd1ac7262473bd4e5e4068c8a9a0f8d2a8312517a550701ca80d7615ddff8c160b212c56e000611ece339b70e429c5f9bc5c4f7db05749a4e445d29c9fe2e3f92bd4c62bd9eee97d4710c312eecd73afc0ca0eab0ecd416d8c5c1689288659ab7b1ff816281add2e2d950a242e24f4739a8579e6f12e2e75bf187a24465216c82d1f1d80ad43fccd41f13ac66781913b5b391eed2fa380fbea23b5f1f5", 0xe5}, {&(0x7f0000005c40)="08b51465d28d70caeeffc2ad7f67e0b69884a9a65acff79af1b172d66b9cba340017741316b40163acd0f988109ea67c84d8f5198db9e988cdf6544bb8de1a09fcd7ebdeda738446ffdb63fd79fc47754322de821fdc61852cab4894e5615b835ee1b404e37e2038b56ba5cf92d65d0a6e59d4b34b16d1ad71c56651884a2c3af6a869be232b66368e402bf461125e91472a7c71a2d63ee7c39adab9e1d4c419f1fdca168287a443a0b3d28a2534f3e054419be36622c3f55b244bee0365a54426f1d5297b7ee068f48e107f43ae947a04", 0xd1}, {&(0x7f0000005d40)="2e8e632335c286d59c8de73fed3ee64f35f148103d92a3dfdf886d71160864eb7694ad7629c695c067629c122ab665b859fa7f045f8f61ea15a57d65ccebfc7527208f6b68f144868405f7e4fef1412e4d68a6597b7b6ea56f57692957ba18c572befb307ab1039cac15ad07009e86f66360a951a4a8f10ce2671c6aeb223ef4805d2e8edaf09e1c532b3c4d8082258c1491aac1e388ca236e264460a1cb1c80a41b64ab995af8903888fc3006526707d05b64e09190e24997", 0xb9}, {&(0x7f0000005e00)="39a0fd88da27e1e65c35df41f6fce3c9a4793c5a3a68f4df72b79e15c827e9d6a2", 0x21}, {&(0x7f0000005e40)="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", 0x1000}, {&(0x7f0000006e40)="aa623db5a31e45c6e6d2b13c59f5e0e9de9d981baa1ad3d5ac60ebad38f2e67777c64e77c0dfa71812524b9e4ab6a93c67a93a9543150325d6b3f3afd76d9971d013862449eddc9611c0153b3373ba818d27a7c6fc3ff5b925782cdd519b4d78fdfad3e71f3ca3ee76df3f506f60d0ff2e833212db2750a1723e25354583fc9fa2ad562d3a272cb2c6e1ec8120fdc355295ce37384f930cac89c9da247bd6dc75bd271f641427b675dc14c7e6f0cd6485fac5b17557081f6b6de4f4c1abc9ce8937ad9487b264d4aee9dbda4f3838095b75995a74e2d237a23b0c1", 0xdb}, {&(0x7f0000006f40)="a9011aa88da0da5429cb833f847bac19961abfd796c76b2c4a71cb7398d2c5e4486ae54eb48e1820f5aa181231334a82807c8c8fb441e2d9befa333a767744c5bba51e7a1dcdf97ad8c4268c96916f1dccca8540820c42db6c8f2e43aabe60b1f03c453b2b0db9b2da3a0732733b8b85649081ea4049ffb7b2e55ea4", 0x7c}, {&(0x7f0000006fc0)="4c86b3ee", 0x4}], 0x9, &(0x7f00000070c0)=[@timestamping={{0x14, 0x1, 0x25, 0x8}}, @txtime={{0x18, 0x1, 0x3d, 0x2}}, @timestamping={{0x14, 0x1, 0x25, 0x8001}}, @timestamping={{0x14, 0x1, 0x25, 0x4}}], 0x60}}, {{&(0x7f0000007140)=@nfc={0x27, 0x0, 0x2, 0x5}, 0x80, &(0x7f0000007240)=[{&(0x7f00000071c0)="cccf4ae85201146982295cc8a63ef9952e90f461d92387e358c00c11bc449ba9f9bc8da709476f2d946db14da1424555ded5427a0b8b653fea102f1f903ef52111dc9410951deb20a4f117c9addd7b84ccecd7efdbd85670dc5dd9", 0x5b}], 0x1, &(0x7f0000007280)=[@txtime={{0x18, 0x1, 0x3d, 0x27d80b8a}}, @mark={{0x14, 0x1, 0x24, 0x9}}], 0x30}}], 0x7, 0x20004001) r5 = openat$tun(0xffffffffffffff9c, &(0x7f0000007480)='/dev/net/tun\x00', 0x208080, 0x0) ioctl$TUNSETVNETHDRSZ(r5, 0x400454d8, &(0x7f00000074c0)=0x5d7) r6 = socket(0x7f97c3e0a4b1ba17, 0x6, 0x3) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(0xffffffffffffffff, 0x84, 0x6d, &(0x7f0000007c00)={0x0, 0xe3, "5ebf2bce025ca6af91fcd98d672f5272f6b89616d2e2f2dd8f5f248574ceeb1050048fa37eef4e5408213e2bbed45c56badff9db813f976f9cccf779a83f2dc2f1e4607d6995f6511467af500f61de8dbd854cca6621d3d8be8092b61baf76ce4efb3d31d6ab4e958975912295c437372f4a640ddd784c662bf9b75a36b328acd995e8c3a47a03ccaf322f6bec90f7d180e265d6a5271ecbbdb3c71699458619fb5093dd71c0950cb4eae89e5d67f2af741213cf04e7c880941a7a9fcb84de4415ad9660f1d75a9519c041dba9aef9c1257c19062796738d1c85fa67c8394ced9ea701"}, &(0x7f0000007d00)=0xeb) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(r6, 0x84, 0x73, &(0x7f0000007d40)={r7, 0x5, 0x0, 0x3, 0x2}, &(0x7f0000007d80)=0x18) r9 = accept(r2, &(0x7f0000007dc0)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @remote}}}, &(0x7f0000007e40)=0x80) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000007e80)={r8, 0x7f, 0x10}, &(0x7f0000007ec0)=0xc) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r9, 0x84, 0x7c, &(0x7f0000007f00)={r10, 0x2, 0x2}, 0x8) bind$rds(r9, &(0x7f0000007f40)={0x2, 0x4e21, @loopback}, 0x10) r11 = accept(0xffffffffffffffff, &(0x7f0000007f80)=@in={0x2, 0x0, @loopback}, &(0x7f0000008000)=0x80) sendmsg$NFNL_MSG_CTHELPER_NEW(r11, &(0x7f0000008140)={&(0x7f0000008040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000008100)={&(0x7f0000008080)={0x80, 0x0, 0x9, 0x0, 0x0, 0x0, {0x3, 0x0, 0x1}, [@NFCTH_STATUS={0x8}, @NFCTH_QUEUE_NUM={0x8, 0x3, 0x1, 0x0, 0x8}, @NFCTH_POLICY={0xc, 0x4, 0x0, 0x1, {0x8, 0x1, 0x1, 0x0, 0xfffffff8}}, @NFCTH_TUPLE={0x48, 0x2, [@CTA_TUPLE_IP={0x2c, 0x1, 0x0, 0x1, @ipv6={{0x14, 0x3, @initdev={0xfe, 0x88, [], 0x0, 0x0}}, {0x14, 0x4, @dev={0xfe, 0x80, [], 0x2b}}}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x1}]}, @NFCTH_PRIV_DATA_LEN={0x8, 0x5, 0x1, 0x0, 0x16}]}, 0x80}, 0x1, 0x0, 0x0, 0x48000}, 0xead5403f120223f4) [ 1726.190268][T23511] batman_adv: batadv0: Adding interface: veth1953 [ 1726.202624][T23511] batman_adv: batadv0: The MTU of interface veth1953 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1726.377983][T23511] batman_adv: batadv0: Not using interface veth1953 (retrying later): interface not active 04:13:08 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) 04:13:08 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001a3, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:08 executing program 0 (fault-call:7 fault-nth:0): r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) [ 1726.437024][T23513] batman_adv: batadv0: Removing interface: veth1953 04:13:08 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000180, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1726.590466][T23505] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1726.704563][ T29] audit: type=1804 audit(1594786389.133:1266): pid=23545 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1410/cgroup.controllers" dev="sda1" ino=16377 res=1 04:13:09 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001a4, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1726.754622][T23551] FAULT_INJECTION: forcing a failure. [ 1726.754622][T23551] name failslab, interval 1, probability 0, space 0, times 0 04:13:09 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000010", @ANYRES32=r4], 0x20}}, 0x0) [ 1726.838620][ T29] audit: type=1804 audit(1594786389.263:1267): pid=23542 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1351/cgroup.controllers" dev="sda1" ino=16372 res=1 [ 1726.853663][T23551] CPU: 0 PID: 23551 Comm: syz-executor.0 Not tainted 5.8.0-rc4-syzkaller #0 [ 1726.871730][T23551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1726.881790][T23551] Call Trace: [ 1726.885091][T23551] dump_stack+0x18f/0x20d [ 1726.889471][T23551] should_fail.cold+0x5/0x14 [ 1726.894072][T23551] should_failslab+0x5/0xf [ 1726.898494][T23551] kmem_cache_alloc_node+0x257/0x3c0 [ 1726.903793][T23551] __alloc_skb+0x71/0x550 [ 1726.908129][T23551] netlink_dump+0x68a/0xf60 [ 1726.912644][T23551] ? netlink_insert+0x1670/0x1670 [ 1726.917671][T23551] ? kfree_skbmem+0xef/0x1b0 [ 1726.922283][T23551] ? kfree_skbmem+0xef/0x1b0 [ 1726.926886][T23551] netlink_recvmsg+0xa62/0xee0 [ 1726.931654][T23551] ? netlink_dump+0xf60/0xf60 [ 1726.936331][T23551] ? __might_fault+0xef/0x1d0 [ 1726.941025][T23551] ? find_held_lock+0x2d/0x110 [ 1726.945803][T23551] ? aa_af_perm+0x230/0x230 [ 1726.950304][T23551] ? __might_fault+0x11f/0x1d0 [ 1726.955088][T23551] ? security_socket_recvmsg+0x8f/0xc0 [ 1726.960563][T23551] ? netlink_dump+0xf60/0xf60 [ 1726.965247][T23551] ____sys_recvmsg+0x2c4/0x640 [ 1726.970025][T23551] ? move_addr_to_kernel.part.0+0x110/0x110 [ 1726.975937][T23551] ? __copy_msghdr_from_user+0x2b4/0x4b0 [ 1726.981583][T23551] ? import_iovec+0x23b/0x3d0 [ 1726.986262][T23551] ? compat_import_iovec+0x3d0/0x3d0 [ 1726.991565][T23551] ___sys_recvmsg+0x127/0x200 [ 1726.996245][T23551] ? __copy_msghdr_from_user+0x4b0/0x4b0 [ 1727.001884][T23551] ? lock_downgrade+0x820/0x820 [ 1727.006748][T23551] ? __fget_files+0x294/0x400 [ 1727.011430][T23551] ? __fget_light+0xea/0x280 [ 1727.016022][T23551] do_recvmmsg+0x24d/0x6d0 [ 1727.020443][T23551] ? ___sys_recvmsg+0x200/0x200 [ 1727.025301][T23551] ? lock_downgrade+0x820/0x820 [ 1727.030152][T23551] ? vfs_write+0x397/0x6b0 [ 1727.034574][T23551] ? lock_downgrade+0x820/0x820 [ 1727.039445][T23551] ? wait_for_completion+0x260/0x260 [ 1727.044739][T23551] ? vfs_write+0x1b0/0x6b0 [ 1727.049167][T23551] __x64_sys_recvmmsg+0x20b/0x260 [ 1727.054210][T23551] ? ksys_write+0x1a5/0x250 [ 1727.058714][T23551] ? __do_sys_socketcall+0x550/0x550 [ 1727.063997][T23551] ? lock_is_held_type+0xb0/0xe0 [ 1727.068954][T23551] ? do_syscall_64+0x1c/0xe0 [ 1727.073553][T23551] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 1727.079553][T23551] do_syscall_64+0x60/0xe0 [ 1727.083985][T23551] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 1727.089886][T23551] RIP: 0033:0x45cba9 [ 1727.093774][T23551] Code: Bad RIP value. [ 1727.097842][T23551] RSP: 002b:00007f8ccb523c78 EFLAGS: 00000246 ORIG_RAX: 000000000000012b [ 1727.106258][T23551] RAX: ffffffffffffffda RBX: 00000000004fd960 RCX: 000000000045cba9 [ 1727.114235][T23551] RDX: 0000000000000001 RSI: 00000000200000c0 RDI: 0000000000000005 [ 1727.122218][T23551] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 1727.130978][T23551] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 04:13:09 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000181, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1727.138957][T23551] R13: 00000000000008eb R14: 00000000004cbcd1 R15: 00007f8ccb5246d4 04:13:09 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r4, r3, 0x0, 0x1000000e0) r5 = accept4$inet6(r3, &(0x7f0000000040)={0xa, 0x0, 0x0, @private0}, &(0x7f0000000080)=0x1c, 0x800) getsockopt(r5, 0x3f, 0x5, &(0x7f0000000280)=""/232, &(0x7f00000000c0)=0xe8) [ 1727.251747][T23561] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:09 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001a5, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:09 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000182, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1727.416923][T23564] batman_adv: batadv0: Adding interface: veth1955 [ 1727.423425][T23564] batman_adv: batadv0: The MTU of interface veth1955 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:09 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) 04:13:10 executing program 3: socket(0x10, 0x80002, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) socket$nl_route(0x10, 0x3, 0x0) socket$nl_route(0x10, 0x3, 0x0) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'batadv0\x00', r7}) r9 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r9, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="54000000e74701040000000000000000b65fcd7b", @ANYRES32=0x0, @ANYBLOB="25370400000000002c00128009000100766c616e000000001c0002800600010000000000040003800c0002001f0000001200000008000500", @ANYRES32=r8, @ANYBLOB], 0x54}}, 0x0) [ 1727.520821][T23564] batman_adv: batadv0: Not using interface veth1955 (retrying later): interface not active [ 1727.549284][T23568] batman_adv: batadv0: Removing interface: veth1955 04:13:10 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001a6, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:10 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000020", @ANYRES32=r4], 0x20}}, 0x0) [ 1727.786934][ T29] audit: type=1804 audit(1594786390.213:1268): pid=23589 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1352/cgroup.controllers" dev="sda1" ino=16269 res=1 [ 1727.915763][T23610] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1728.045436][T23613] batman_adv: batadv0: Adding interface: veth1955 04:13:10 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) 04:13:10 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000183, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:10 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001a7, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:10 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000181, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:10 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="540000001000010400"/20, @ANYRES32=0x0, @ANYBLOB="25370400000000002c00128009000100766c616e000000001c0002800600010000000000040003800c0002001f0000001200000008000500", @ANYRES32=r1, @ANYBLOB="566169a47d2ce70fca9900ddf009eb709de07c43d5bbeebff49edfabaf714bc6e8ef374700000000"], 0x54}}, 0x0) [ 1728.073316][T23613] batman_adv: batadv0: The MTU of interface veth1955 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1728.140829][T23613] batman_adv: batadv0: Not using interface veth1955 (retrying later): interface not active [ 1728.188621][T23617] batman_adv: batadv0: Removing interface: veth1955 04:13:10 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000184, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:10 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001a8, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:10 executing program 4: pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'sha1\x00'}, 0x58) ioctl$sock_SIOCBRADDBR(0xffffffffffffffff, 0x89a0, &(0x7f0000000080)='veth1_to_bond\x00') r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpu.stat\x00', 0x275a, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x0, 0x28011, r3, 0x0) r4 = accept4(r2, 0x0, 0x0, 0x0) write(r1, &(0x7f0000000440)="b9", 0x1) splice(r0, 0x0, r4, 0x0, 0x80000001, 0x0) write$binfmt_script(0xffffffffffffffff, &(0x7f0000000280)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, 0xffffffffffffffff, 0x0) r5 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r5, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r5, 0x0) r6 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r6, 0x84, 0x6e, &(0x7f0000000240)=[@in6={0xa, 0x4e21, 0x9, @initdev={0xfe, 0x88, [], 0x1, 0x0}, 0x5}], 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r6, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r6, 0x84, 0x66, &(0x7f0000000040)={r7}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r5, 0x84, 0x10, &(0x7f00000000c0)=@assoc_value={r7, 0x80000001}, &(0x7f0000000100)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000180)={r8, 0x8cd, 0x20}, &(0x7f0000000200)=0xc) [ 1728.340823][T23610] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:10 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="5400000000144000000000a70042da1984eed6406e0c18cc6edc119a264ede0528c8f84b82417649044f7280c46d085fb080abedf3341bd703a3ba1bae93fc8153780d1dbb36ff826d27e2860f", @ANYRES32=0x0, @ANYBLOB="25370400006e000000040003800c0002001f0000001200000008000500"/42, @ANYRES32=r1, @ANYBLOB], 0x54}}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r4, r3, 0x0, 0x1000000e0) write$cgroup_freezer_state(r3, &(0x7f0000000100)='FROZEN\x00', 0x7) syz_genetlink_get_family_id$devlink(&(0x7f00000000c0)='devlink\x00') [ 1728.402368][ T29] audit: type=1804 audit(1594786390.823:1269): pid=23633 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1411/cgroup.controllers" dev="sda1" ino=16383 res=1 04:13:11 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000625", @ANYRES32=r4], 0x20}}, 0x0) 04:13:11 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001a9, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:11 executing program 4: r0 = socket(0x40000000015, 0x5, 0x0) close(r0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r1, &(0x7f00004b8fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) r2 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r4, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r4, 0x0) r5 = accept4$inet6(r4, &(0x7f0000000780)={0xa, 0x0, 0x0, @initdev}, &(0x7f00000007c0)=0x1c, 0x80000) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r5, 0x84, 0x4, &(0x7f0000000800), &(0x7f0000000840)=0x4) sendfile(r3, r2, 0x0, 0x1000000e0) getsockopt$bt_rfcomm_RFCOMM_LM(r2, 0x12, 0x3, &(0x7f0000000040), &(0x7f0000000080)=0x4) sendto$inet6(r1, &(0x7f00000001c0)='X', 0x1a000, 0x0, &(0x7f0000000000)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f00000002c0), &(0x7f0000000300)=0x14) [ 1728.693993][T23660] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:11 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) 04:13:11 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000185, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:11 executing program 3: r0 = socket(0x1a, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) [ 1728.783399][T23665] batman_adv: batadv0: Adding interface: veth1957 [ 1728.801904][T23665] batman_adv: batadv0: The MTU of interface veth1957 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:11 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001aa, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1728.903371][T23665] batman_adv: batadv0: Not using interface veth1957 (retrying later): interface not active [ 1728.943508][T23660] batman_adv: batadv0: Removing interface: veth1957 04:13:11 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000186, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1729.054971][ T29] audit: type=1804 audit(1594786391.483:1270): pid=23682 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1412/cgroup.controllers" dev="sda1" ino=16369 res=1 [ 1729.060926][T23660] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:11 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) r3 = socket(0x1e, 0x80000, 0x6) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$devlink(&(0x7f0000000080)='devlink\x00') r6 = gettid() sendmsg$DEVLINK_CMD_RELOAD(r4, &(0x7f0000000800)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="0b3e0000000000000000250000000e0001006e657464657673696d000067f2297522fd01000f0002006e657464657673696d", @ANYRES32=r6, @ANYBLOB], 0x3c}, 0x1, 0x6000000000000000}, 0x0) sendmsg$DEVLINK_CMD_SB_PORT_POOL_GET(r3, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000080)={&(0x7f0000000280)={0x234, r5, 0x400, 0x70bd2c, 0x25dfdbfd, {}, [{{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}, {0x8, 0xb, 0x1}, {0x6, 0x11, 0x7}}, {{@pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}, {0x8, 0x3, 0x2}}, {0x8, 0xb, 0x1}, {0x6, 0x11, 0x4}}, {{@pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x1000}, {0x6, 0x11, 0x4}}, {{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x9}, {0x6, 0x11, 0x3a}}, {{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}, {0x8, 0xb, 0x3}, {0x6, 0x11, 0x3}}, {{@pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}, {0x8, 0x3, 0x1}}, {0x8, 0xb, 0x8001}, {0x6, 0x11, 0x3}}, {{@pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}, {0x8, 0x3, 0x2}}, {0x8, 0xb, 0x786}, {0x6, 0x11, 0xde1}}, {{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x1}}, {0x8, 0xb, 0x9}, {0x6, 0x11, 0x8}}, {{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0xffffffff}, {0x6}}, {{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x1}}, {0x8, 0xb, 0x80000000}, {0x6, 0x11, 0x3f0}}]}, 0x234}, 0x1, 0x0, 0x0, 0x4000}, 0x40040) 04:13:11 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ab, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:11 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000187, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1729.335422][T23702] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1729.363422][T23710] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. 04:13:11 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x3, 0x0}}], 0x1, 0x0, 0x0) 04:13:11 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a000000000000003f", @ANYRES32=r4], 0x20}}, 0x0) 04:13:11 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ac, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1729.564356][T23717] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1729.645806][ T29] audit: type=1804 audit(1594786392.073:1271): pid=23718 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1413/cgroup.controllers" dev="sda1" ino=16374 res=1 [ 1729.699522][T23723] batman_adv: batadv0: Adding interface: veth1957 [ 1729.713645][T23723] batman_adv: batadv0: The MTU of interface veth1957 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1729.840187][T23723] batman_adv: batadv0: Not using interface veth1957 (retrying later): interface not active [ 1729.922607][T23729] batman_adv: batadv0: Removing interface: veth1957 04:13:12 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) 04:13:12 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000040)=@newlink={0x58, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x73f85}, [@IFLA_LINKINFO={0x30, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x20, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_PROTOCOL={0x6, 0x5, 0x88a8}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x58}}, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r2, 0x89e2, &(0x7f00000000c0)={0xffffffffffffffff}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl(r4, 0x1000008912, &(0x7f00000000c0)="080db5055e0bcfe847a071") r5 = socket$netlink(0x10, 0x3, 0x0) ioctl(r5, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe847a071") r6 = syz_genetlink_get_family_id$netlbl_cipso(0x0) sendmsg$NLBL_CIPSOV4_C_REMOVE(r5, &(0x7f0000000300)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x400}, 0xa, &(0x7f00000002c0)={&(0x7f0000000240)={0x108, r6, 0x4, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_CIPSOV4_A_MLSCATLST={0xf4}]}, 0x108}, 0x1, 0x0, 0x0, 0x10}, 0x24040051) sendmsg$NLBL_CIPSOV4_C_LIST(r4, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000240)={&(0x7f0000000100)={0x108, r6, 0x200, 0x70bd2d, 0x25dfdbfb, {}, [@NLBL_CIPSOV4_A_MLSLVLLST={0x10, 0x8, 0x0, 0x1, [{0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6e3cd1a9}]}]}, @NLBL_CIPSOV4_A_MLSCATLST={0xdc, 0xc, 0x0, 0x1, [{0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xaae7}]}, {0x2c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xf4ed}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3c40}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x39f49a54}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xc308}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x346e}]}, {0x4c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3006c536}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x635f850c}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xbcc2e40}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xd083}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb650}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xcc00}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xf6d4}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xa429}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x16b9e39d}]}, {0x54, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x8649}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xd35}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x5968bed0}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2e56ad38}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2c383498}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x735f711e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x69cc}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xfee9}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xbd60}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x52fbc85e}]}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}]}, 0x108}, 0x1, 0x0, 0x0, 0x1}, 0x804) sendmsg$NLBL_CIPSOV4_C_REMOVE(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000180)={&(0x7f0000000200)={0x7c, r6, 0x400, 0x70bd26, 0x25dfdbfc, {}, [@NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x2}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_MLSCATLST={0x58, 0xc, 0x0, 0x1, [{0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1ebe017b}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x600efbbb}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4ca7d4e2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7877}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2cbb02f0}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x8a1c}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xaa2e}]}, {0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe7cf}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2273172a}]}]}]}, 0x7c}, 0x1, 0x0, 0x0, 0x20000011}, 0x0) r7 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r8 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r8, r7, 0x0, 0x1000000e0) setsockopt$SO_VM_SOCKETS_BUFFER_MAX_SIZE(r7, 0x28, 0x2, &(0x7f0000000340)=0xfff, 0x8) 04:13:12 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000188, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:12 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ad, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:12 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x4, 0x0}}], 0x1, 0x0, 0x0) [ 1730.126914][T23743] device vlan36 entered promiscuous mode 04:13:12 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000040", @ANYRES32=r4], 0x20}}, 0x0) 04:13:12 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ae, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:12 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000189, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:12 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x8, 0x0}}], 0x1, 0x0, 0x0) 04:13:12 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) [ 1730.438888][T23777] batman_adv: batadv0: Adding interface: veth1959 04:13:12 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001af, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1730.469773][T23777] batman_adv: batadv0: The MTU of interface veth1959 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1730.481888][ T29] audit: type=1804 audit(1594786392.903:1272): pid=23783 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1415/cgroup.controllers" dev="sda1" ino=16381 res=1 04:13:13 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000018a, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:13 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) [ 1730.613680][T23777] batman_adv: batadv0: Not using interface veth1959 (retrying later): interface not active [ 1730.636316][T23767] batman_adv: batadv0: Removing interface: veth1959 04:13:13 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001b0, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:13 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000018b, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:13 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000143", @ANYRES32=r4], 0x20}}, 0x0) [ 1730.886792][ T29] audit: type=1804 audit(1594786393.313:1273): pid=23792 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1358/cgroup.controllers" dev="sda1" ino=16373 res=1 04:13:13 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001b1, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1731.020326][T23813] batman_adv: batadv0: Adding interface: veth1961 [ 1731.028345][T23813] batman_adv: batadv0: The MTU of interface veth1961 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1731.059574][T23813] batman_adv: batadv0: Not using interface veth1961 (retrying later): interface not active 04:13:13 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000018c, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1731.102224][T23808] batman_adv: batadv0: Removing interface: veth1961 04:13:13 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$devlink(&(0x7f0000000080)='devlink\x00') r4 = gettid() sendmsg$DEVLINK_CMD_RELOAD(r2, &(0x7f0000000800)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000000)={0x3c, r3, 0x536ae464467e3e0b, 0x0, 0x0, {}, [{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, @DEVLINK_ATTR_NETNS_PID={0x8, 0x8b, r4}}]}, 0x3c}, 0x1, 0x6000000000000000}, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00000001c0)={{{@in=@multicast1, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@initdev}, 0x0, @in6=@local}}, 0x0) setsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000740)={{{@in6=@initdev={0xfe, 0x88, [], 0x0, 0x0}, @in=@loopback, 0x0, 0xff97, 0x0, 0x8, 0x0, 0x0, 0x20, 0x0, 0x0, r5}, {0x5, 0x0, 0x0, 0x4, 0x3, 0x5b}, {0x0, 0x0, 0x0, 0x26ffbb15}, 0x1000, 0x0, 0x6, 0x0, 0x0, 0x1}, {{@in=@broadcast, 0x4d3, 0xff}, 0x0, @in6=@empty, 0x0, 0x1, 0x3, 0x20, 0xfffff000, 0x7fff, 0xa264ce7}}, 0xe8) ioctl$SIOCAX25DELUID(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0x3, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, r5}) setsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000080)={{{@in=@loopback, @in6=@rand_addr=' \x01\x00', 0x4e22, 0x5, 0x4e21, 0x6, 0xa, 0x20, 0x80, 0x1d, 0x0, r5}, {0x5, 0x5bd, 0xc00000000000000, 0x7, 0x0, 0x9, 0xb0, 0xfffffffffffffffa}, {0xa875, 0x2, 0x0, 0x7}, 0x9, 0x6e6bb6, 0x2, 0x1, 0x2}, {{@in6=@remote, 0x4d3, 0xc3}, 0x2, @in=@dev={0xac, 0x14, 0x14, 0x20}, 0x0, 0x4, 0x0, 0x2, 0x7, 0x2, 0x3}}, 0xe8) setsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000000)={{{@in=@initdev={0xac, 0x1e, 0x1, 0x0}, @in6=@rand_addr=' \x01\x00', 0x4e21, 0x0, 0x4e23, 0x9, 0x2, 0x120, 0x20, 0x62, 0x0, r5}, {0x9a, 0x400, 0x9, 0x0, 0x7fffffff, 0xce, 0xffff}, {0x8, 0x180000000000, 0x401, 0xe2}, 0x5, 0x6e6bbd, 0x3, 0x1, 0x3}, {{@in6=@empty, 0x4d3, 0x2b}, 0xa, @in=@remote, 0x0, 0x0, 0x1, 0x32, 0xac, 0x3}}, 0xe8) setsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f00000001c0)={{{@in6=@loopback, @in6=@local, 0x4e22, 0xa68, 0x4e20, 0x7, 0x2, 0xa0, 0x20, 0x3a, 0x0, r5}, {0x6df8, 0x3, 0x7f, 0x1, 0x9, 0x945b, 0x8, 0x20}, {0x4, 0x6, 0x0, 0x400}, 0x9, 0x6e6bb8, 0x0, 0x1, 0x2, 0x3}, {{@in=@broadcast, 0x4d3, 0x2b}, 0x2, @in6=@local, 0x0, 0x4, 0x3, 0x10, 0x1, 0x200, 0x2}}, 0xe8) setsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000040)={r4, r5}, 0xc) r6 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) 04:13:13 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001b2, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1731.232300][ T29] audit: type=1804 audit(1594786393.653:1274): pid=23783 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1415/cgroup.controllers" dev="sda1" ino=16381 res=1 [ 1731.269314][T23808] __nla_validate_parse: 4 callbacks suppressed [ 1731.269323][T23808] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:13 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0xe, 0x0}}], 0x1, 0x0, 0x0) 04:13:13 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000018d, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:13 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001b3, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:14 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000018c, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:14 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000048", @ANYRES32=r4], 0x20}}, 0x0) 04:13:14 executing program 3: r0 = socket(0x10, 0x80002, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r7, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r7, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r7, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) 04:13:14 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000018e, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:14 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001b4, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1731.709163][T23850] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1731.717969][ T29] audit: type=1804 audit(1594786394.133:1275): pid=23845 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1416/cgroup.controllers" dev="sda1" ino=16244 res=1 04:13:14 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000018d, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1731.868767][T23855] batman_adv: batadv0: Adding interface: veth1963 [ 1731.879272][T23855] batman_adv: batadv0: The MTU of interface veth1963 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:14 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000018f, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1731.966467][T23855] batman_adv: batadv0: Not using interface veth1963 (retrying later): interface not active [ 1732.005082][T23862] batman_adv: batadv0: Removing interface: veth1963 04:13:14 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001b5, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:14 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a000000000000003f", @ANYRES32=r4], 0x20}}, 0x0) 04:13:14 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x60, 0x0}}], 0x1, 0x0, 0x0) 04:13:14 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(r0, 0x84, 0x1c, &(0x7f0000000040), &(0x7f0000000080)=0x4) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="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", @ANYRES32=0x0, @ANYBLOB="25370400000000002c00128009000100766c616e000000001c0002800600010000000000040003800c0002001f0000001200000008000500", @ANYRES32=r1, @ANYBLOB], 0x54}}, 0x0) [ 1732.150223][T23850] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:14 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000190, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:14 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001b6, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1732.321160][T23892] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. 04:13:14 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a000000000000004c", @ANYRES32=r4], 0x20}}, 0x0) 04:13:14 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000191, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1732.384230][ T29] audit: type=1804 audit(1594786394.813:1276): pid=23901 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1417/cgroup.controllers" dev="sda1" ino=16384 res=1 [ 1732.420200][T23897] netlink: 52 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1732.456758][T23900] batman_adv: batadv0: Adding interface: veth252 [ 1732.463150][T23900] batman_adv: batadv0: The MTU of interface veth252 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1732.512679][T23900] batman_adv: batadv0: Not using interface veth252 (retrying later): interface not active [ 1732.547677][T23905] batman_adv: batadv0: Removing interface: veth252 04:13:15 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x84, 0x0}}], 0x1, 0x0, 0x0) 04:13:15 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001b7, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1732.629306][T23915] netlink: 52 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1732.655856][T23918] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:15 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="540000001000010400"/20, @ANYRES32=0x0, @ANYBLOB="25370400000000002c00ef305ef9c8d6c06ab854044be96285b28c7309000100766c606e000000001c0002800200000000020000236c59e6db2ece6644f7413a97b311259f46ff283401ca", @ANYRES32=r1, @ANYBLOB], 0x54}}, 0x0) 04:13:15 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000192, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1732.815964][T23927] batman_adv: batadv0: Adding interface: veth1965 [ 1732.822443][T23927] batman_adv: batadv0: The MTU of interface veth1965 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:15 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001b8, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1732.867564][ T29] audit: type=1804 audit(1594786395.293:1277): pid=23936 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1418/cgroup.controllers" dev="sda1" ino=16270 res=1 [ 1732.963766][T23927] batman_adv: batadv0: Not using interface veth1965 (retrying later): interface not active [ 1733.037479][T23930] batman_adv: batadv0: Removing interface: veth1965 04:13:15 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a000000000000003f", @ANYRES32=r4], 0x20}}, 0x0) 04:13:15 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x300, 0x0}}], 0x1, 0x0, 0x0) 04:13:15 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000193, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:15 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001b9, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1733.108146][T23941] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1733.140908][T23918] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:15 executing program 3: socket(0x10, 0x80002, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x70bd26, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725, 0x40080}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8}]}, 0x54}}, 0x0) 04:13:15 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000060", @ANYRES32=r4], 0x20}}, 0x0) [ 1733.295530][T23968] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1733.322507][ T29] audit: type=1804 audit(1594786395.743:1278): pid=23961 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1419/cgroup.controllers" dev="sda1" ino=16311 res=1 04:13:15 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000194, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:15 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ba, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1733.420409][T23973] batman_adv: batadv0: Adding interface: veth252 [ 1733.453086][T23973] batman_adv: batadv0: The MTU of interface veth252 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1733.565642][T23973] batman_adv: batadv0: Not using interface veth252 (retrying later): interface not active [ 1733.612884][T23979] batman_adv: batadv0: Removing interface: veth252 04:13:16 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001bb, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:16 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000195, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:16 executing program 3: ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) ioctl$sock_SIOCSIFVLAN_DEL_VLAN_CMD(0xffffffffffffffff, 0x8983, &(0x7f0000000040)={0x1, 'veth0\x00', {}, 0x1}) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r0}]}, 0x54}}, 0x0) 04:13:16 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0xe00, 0x0}}], 0x1, 0x0, 0x0) [ 1733.814805][T23987] batman_adv: batadv0: Adding interface: veth1967 [ 1733.821282][T23987] batman_adv: batadv0: The MTU of interface veth1967 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1733.859176][T23987] batman_adv: batadv0: Not using interface veth1967 (retrying later): interface not active [ 1733.895449][T23991] batman_adv: batadv0: Removing interface: veth1967 04:13:16 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x300, 0x0}}], 0x1, 0x0, 0x0) 04:13:16 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001bc, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:16 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000196, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:16 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) bind$netrom(r1, &(0x7f0000000040)={{0x3, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, 0x3}, [@default, @null, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @bcast, @bcast, @null]}, 0x48) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r0, 0x0) ioctl$TUNSETOFFLOAD(r0, 0x400454d0, 0x11) r2 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r3}]}, 0x54}}, 0x0) [ 1734.041710][ T29] audit: type=1804 audit(1594786396.463:1279): pid=24011 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1420/cgroup.controllers" dev="sda1" ino=16301 res=1 04:13:16 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000005865", @ANYRES32=r4], 0x20}}, 0x0) 04:13:16 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001bd, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:16 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000197, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1734.345161][ T29] audit: type=1804 audit(1594786396.773:1280): pid=24026 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1363/cgroup.controllers" dev="sda1" ino=16384 res=1 04:13:17 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001be, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1734.501144][T24045] batman_adv: batadv0: Adding interface: veth1969 [ 1734.519495][T24045] batman_adv: batadv0: The MTU of interface veth1969 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:17 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000198, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:17 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0xec0, 0x0}}], 0x1, 0x0, 0x0) [ 1734.667728][T24045] batman_adv: batadv0: Not using interface veth1969 (retrying later): interface not active [ 1734.728851][T24050] batman_adv: batadv0: Removing interface: veth1969 04:13:17 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000199, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:17 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001bf, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:17 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0xe00, 0x0}}], 0x1, 0x0, 0x0) [ 1734.911541][ T29] audit: type=1804 audit(1594786397.333:1281): pid=24062 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1421/cgroup.controllers" dev="sda1" ino=16301 res=1 04:13:17 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000068", @ANYRES32=r4], 0x20}}, 0x0) 04:13:17 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c0, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1735.201357][ T29] audit: type=1804 audit(1594786397.623:1282): pid=24073 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1364/cgroup.controllers" dev="sda1" ino=16366 res=1 [ 1735.303873][T24089] batman_adv: batadv0: Adding interface: veth1971 [ 1735.310399][T24089] batman_adv: batadv0: The MTU of interface veth1971 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:17 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r3, r2, 0x0, 0x1000000e0) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r2, 0x10e, 0x1, &(0x7f0000000040)=0x5, 0x4) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) 04:13:17 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000019a, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:17 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x6000, 0x0}}], 0x1, 0x0, 0x0) 04:13:17 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c1, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1735.426751][T24089] batman_adv: batadv0: Not using interface veth1971 (retrying later): interface not active [ 1735.489153][T24086] batman_adv: batadv0: Removing interface: veth1971 04:13:18 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000194, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:18 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000019b, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1735.576567][ T29] audit: type=1804 audit(1594786398.003:1283): pid=24108 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1422/cgroup.controllers" dev="sda1" ino=16365 res=1 04:13:18 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c2, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:18 executing program 3: r0 = socket(0x10, 0x80002, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) r3 = socket$unix(0x1, 0x2, 0x0) bind$unix(r3, &(0x7f0000003000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) close(r3) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000040)={r3}) r5 = socket$kcm(0x10, 0x2, 0x10) r6 = syz_genetlink_get_family_id$ipvs(&(0x7f00000001c0)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DAEMON(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000000)={0x20, r6, 0x1, 0x0, 0x0, {}, [@IPVS_CMD_ATTR_DAEMON={0xc, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_STATE={0x8}]}]}, 0x20}}, 0x0) sendmsg$IPVS_CMD_GET_CONFIG(r4, &(0x7f0000000100)={&(0x7f0000000080), 0xc, &(0x7f00000000c0)={&(0x7f0000000200)={0x84, r6, 0x200, 0x70bd2a, 0x25dfdbfd, {}, [@IPVS_CMD_ATTR_DAEMON={0x58, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x320d}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @remote}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'batadv0\x00'}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x4}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x5, 0x8, 0x7}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e24}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0xffffffff}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x9}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x1}]}, 0x84}, 0x1, 0x0, 0x0, 0x4040090}, 0x20044000) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r8 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="540000001000010400"/20, @ANYRES32=0x0, @ANYBLOB="25370400000000002c00128009000100766c616e000000001c0002800600010000000000040003800c0002001f0000001200000008000500", @ANYRES32=r7, @ANYBLOB="9d49dde9baedbb4dedb141fcdaf2b8279e40bc17032a8ff2ef243a17b4b908b8252c6bc4df1749297b8047d3b2dfb3c3d669eaecf6ff7c0574df58e40dc8b207dd4f49b2e0ff0a0695c8d9a2e2b39db292a878b00cdb0d08a16134104cdd64d3abef67cf02d4527a83d8a269bfd12201770c71c6bacc45688a32f8254cebbc0700fec6b7f8707eb6942bcac244d6be14ad4da88c13530294de44f8fd12abbdc899bbf1f994e91b5253b35ebff99a085f9d55dbdb181f40afc16961e8e6ad"], 0x54}}, 0x0) 04:13:18 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a000000000000006c", @ANYRES32=r4], 0x20}}, 0x0) 04:13:18 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000068", @ANYRES32=r4], 0x20}}, 0x0) 04:13:18 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000019c, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:18 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x8400, 0x0}}], 0x1, 0x0, 0x0) 04:13:18 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c3, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:18 executing program 3: r0 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x4000000) getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r1, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000380)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f004c6df3fb70c61a2264630d89baa3973d7e444391e85477fb4d90967941aad804c8e9d08089fcc7f7753760dcc92e09804a6164cc44701b1f680ec6a0a74fe83dc84982337cffd4091f1e8dbbceed99d19780d81f240a0d", @ANYRES32=r1, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r1, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r6, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r6, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r6, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) sendmsg$ETHTOOL_MSG_LINKINFO_SET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000180)={&(0x7f0000000280)={0x70, 0x0, 0x0, 0x70bd29, 0x25dfdbfc, {}, [@ETHTOOL_A_LINKINFO_PHYADDR={0x5}, @ETHTOOL_A_LINKINFO_HEADER={0x54, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r1}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0_to_hsr\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r6}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x40}, 0x8040) r7 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r7, 0x8933, &(0x7f0000000000)={'batadv0\x00'}) r8 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=@newlink={0x30, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_GSO_MAX_SIZE={0x8, 0x29, 0x1456}, @IFLA_LINK={0x8}]}, 0x30}}, 0x0) [ 1736.096395][T24138] batman_adv: batadv0: Adding interface: veth1973 [ 1736.102865][T24138] batman_adv: batadv0: The MTU of interface veth1973 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1736.147042][ T29] audit: type=1804 audit(1594786398.573:1284): pid=24143 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1423/cgroup.controllers" dev="sda1" ino=16301 res=1 04:13:18 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000019d, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1736.238551][T24138] batman_adv: batadv0: Not using interface veth1973 (retrying later): interface not active 04:13:18 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c4, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1736.290489][T24140] __nla_validate_parse: 7 callbacks suppressed [ 1736.290499][T24140] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1736.396690][T24146] batman_adv: batadv0: Removing interface: veth1973 04:13:18 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000019e, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:18 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c5, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1736.492027][T24151] batman_adv: batadv0: Adding interface: veth252 [ 1736.503988][T24151] batman_adv: batadv0: The MTU of interface veth252 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1736.570792][T24151] batman_adv: batadv0: Not using interface veth252 (retrying later): interface not active [ 1736.661239][T24155] batman_adv: batadv0: Removing interface: veth252 04:13:19 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0xc00e, 0x0}}], 0x1, 0x0, 0x0) 04:13:19 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000019f, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1736.771125][T24134] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1736.927295][ T29] audit: type=1804 audit(1594786399.353:1285): pid=24194 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1424/cgroup.controllers" dev="sda1" ino=16301 res=1 04:13:19 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000074", @ANYRES32=r4], 0x20}}, 0x0) 04:13:19 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000068", @ANYRES32=r4], 0x20}}, 0x0) 04:13:19 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c6, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:19 executing program 3: r0 = socket(0x10, 0x80002, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) getsockname$packet(r1, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000080)=0x14) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f00000000c0)={r2, 0x1, 0x6, @broadcast}, 0x10) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r6 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r6, r5, 0x0, 0x1000000e0) ioctl$TUNSETTXFILTER(r5, 0x400454d1, &(0x7f0000000100)={0x0, 0x7, [@multicast, @dev={[], 0x39}, @multicast, @remote, @broadcast, @random="7be120861807", @local]}) sendmsg$nl_route(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r3}]}, 0x54}}, 0x0) r7 = socket$inet_icmp(0x2, 0x2, 0x1) ioctl$sock_inet_SIOCADDRT(r7, 0x890b, &(0x7f0000000280)={0x0, {0x2, 0x4e24, @broadcast}, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x17}}, {0x2, 0x4e23, @broadcast}, 0x1, 0x0, 0x0, 0x0, 0x7, 0x0, 0x5, 0x100000001, 0x8}) 04:13:19 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001a0, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1737.130526][T24212] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:19 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c7, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1737.291971][T24211] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. 04:13:19 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001a1, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1737.379081][T24219] batman_adv: batadv0: Adding interface: veth1975 [ 1737.398021][T24219] batman_adv: batadv0: The MTU of interface veth1975 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:19 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c8, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:19 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x1a000, 0x0}}], 0x1, 0x0, 0x0) [ 1737.503095][T24219] batman_adv: batadv0: Not using interface veth1975 (retrying later): interface not active 04:13:20 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001a2, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1737.567350][T24218] batman_adv: batadv0: Adding interface: veth252 [ 1737.589042][T24218] batman_adv: batadv0: The MTU of interface veth252 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:20 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c9, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1737.701794][T24218] batman_adv: batadv0: Not using interface veth252 (retrying later): interface not active [ 1737.749449][T24220] batman_adv: batadv0: Removing interface: veth1975 [ 1737.771309][ T29] audit: type=1804 audit(1594786400.193:1286): pid=24246 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1425/cgroup.controllers" dev="sda1" ino=16300 res=1 [ 1737.845315][T24221] batman_adv: batadv0: Removing interface: veth252 04:13:20 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001a3, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1737.985639][T24212] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:20 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a000000000000007a", @ANYRES32=r4], 0x20}}, 0x0) 04:13:20 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ca, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:20 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000068", @ANYRES32=r4], 0x20}}, 0x0) [ 1738.237841][T24280] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1738.306740][T24281] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:20 executing program 3: r0 = socket(0x10, 0x80002, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) r2 = openat$cgroup_ro(r1, &(0x7f0000000100)='rdma.current\x00', 0x0, 0x0) setsockopt$kcm_KCM_RECV_DISABLE(r2, 0x119, 0x1, &(0x7f0000000180)=0x9, 0x4) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r3}]}, 0x54}}, 0x0) 04:13:20 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001a4, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:20 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x34000, 0x0}}], 0x1, 0x0, 0x0) 04:13:20 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001cb, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1738.413856][T24287] batman_adv: batadv0: Adding interface: veth252 [ 1738.420239][T24287] batman_adv: batadv0: The MTU of interface veth252 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:21 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001a5, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1738.592214][T24287] batman_adv: batadv0: Not using interface veth252 (retrying later): interface not active [ 1738.605984][ T29] audit: type=1804 audit(1594786401.023:1287): pid=24306 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1426/cgroup.controllers" dev="sda1" ino=16314 res=1 04:13:21 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001cc, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1738.648808][T24288] batman_adv: batadv0: Adding interface: veth1977 [ 1738.667806][T24288] batman_adv: batadv0: The MTU of interface veth1977 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:21 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001a6, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1738.792917][T24288] batman_adv: batadv0: Not using interface veth1977 (retrying later): interface not active [ 1738.861386][T24291] batman_adv: batadv0: Removing interface: veth1977 04:13:21 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x40000, 0x0}}], 0x1, 0x0, 0x0) 04:13:21 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001cd, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1738.938109][T24280] batman_adv: batadv0: Removing interface: veth252 [ 1738.997327][T24281] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1739.145547][ T29] audit: type=1804 audit(1594786401.573:1288): pid=24329 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1427/cgroup.controllers" dev="sda1" ino=16312 res=1 04:13:21 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a00000000f4d7517a", @ANYRES32=r4], 0x20}}, 0x0) 04:13:21 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001a7, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:21 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x1a000, 0x0}}], 0x1, 0x0, 0x0) [ 1739.348291][T24343] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1739.449623][ T29] audit: type=1804 audit(1594786401.873:1289): pid=24342 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1369/cgroup.controllers" dev="sda1" ino=16382 res=1 [ 1739.508843][T24349] batman_adv: batadv0: Adding interface: veth1979 [ 1739.521967][T24349] batman_adv: batadv0: The MTU of interface veth1979 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1739.619379][T24349] batman_adv: batadv0: Not using interface veth1979 (retrying later): interface not active 04:13:22 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r3, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r3, 0x0) r4 = syz_genetlink_get_family_id$gtp(&(0x7f0000000080)='gtp\x00') accept$nfc_llcp(r3, &(0x7f0000000280), &(0x7f0000000300)=0x60) sendmsg$GTP_CMD_GETPDP(r3, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x24, r4, 0x800, 0x70bd2c, 0x25dfdbfb, {}, [@GTPA_I_TEI={0x8, 0x8, 0x3}, @GTPA_I_TEI={0x8}]}, 0x24}, 0x1, 0x0, 0x0, 0x24000000}, 0x40010) [ 1739.666329][T24350] batman_adv: batadv0: Removing interface: veth1979 04:13:22 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x400300, 0x0}}], 0x1, 0x0, 0x0) 04:13:22 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ce, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:22 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001a8, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:22 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x40000, 0x0}}], 0x1, 0x0, 0x0) [ 1739.759061][T24343] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:22 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001cf, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1739.904603][ T29] audit: type=1804 audit(1594786402.333:1290): pid=24368 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1428/cgroup.controllers" dev="sda1" ino=16377 res=1 04:13:22 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001a9, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:22 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000081", @ANYRES32=r4], 0x20}}, 0x0) [ 1740.089097][ T29] audit: type=1804 audit(1594786402.353:1291): pid=24367 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1370/cgroup.controllers" dev="sda1" ino=16378 res=1 04:13:22 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d0, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:22 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001aa, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:22 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c6, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:22 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0xa00100, 0x0}}], 0x1, 0x0, 0x0) [ 1740.401611][T24390] batman_adv: batadv0: Adding interface: veth1981 [ 1740.417902][T24390] batman_adv: batadv0: The MTU of interface veth1981 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1740.517225][T24390] batman_adv: batadv0: Not using interface veth1981 (retrying later): interface not active [ 1740.560665][T24396] batman_adv: batadv0: Removing interface: veth1981 [ 1740.620177][ T29] audit: type=1804 audit(1594786403.043:1292): pid=24406 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1429/cgroup.controllers" dev="sda1" ino=16300 res=1 04:13:23 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="540000001000010400"/20, @ANYRES32=0x0, @ANYBLOB="25370400000000002c00128009000100766c616e000000001c0002800600010000000000040003800c0002001f0000001200000008000500", @ANYRES32=r1, @ANYBLOB="170ac8f52fcf3f7f7723e0b4938215068bbbd5b8b3e911787787a4011540f1ad50f54addc232a03ba55864e9f4b563938e6d5c660f12703a26ff7e6a2c552033bcd0f1b61380b045f428d4726c2bfcff29b5721b3897b43ce53553798a431a505101470bb369d5a435d27d1495bd96a261208cf8d7791c83b0972698d764f4e64fa7116e5ae714bf39f02453c8da9111cd9c1b1e99a5b32b1cd099f4e6d97de0af62a6e1e43746ea7f5eb0a5e28fa2b84b4a3e5f5220c4d928b69e4fe9032928a072"], 0x54}}, 0x0) 04:13:23 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d1, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:23 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ab, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:23 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x8400, 0x0}}], 0x1, 0x0, 0x0) 04:13:23 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a00000000ffffa888", @ANYRES32=r4], 0x20}}, 0x0) 04:13:23 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x1000000, 0x0}}], 0x1, 0x0, 0x0) [ 1741.122176][T24438] batman_adv: batadv0: Adding interface: veth1983 04:13:23 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d2, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1741.143341][T24438] batman_adv: batadv0: The MTU of interface veth1983 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:23 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ac, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1741.210367][ T29] audit: type=1804 audit(1594786403.633:1293): pid=24431 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1372/cgroup.controllers" dev="sda1" ino=16314 res=1 [ 1741.226587][T24438] batman_adv: batadv0: Not using interface veth1983 (retrying later): interface not active 04:13:23 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r3, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r3, 0x0) ioctl$sock_inet_SIOCSIFBRDADDR(r3, 0x891a, &(0x7f0000000040)={'veth0_to_bridge\x00', {0x2, 0x4e22, @multicast1}}) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) [ 1741.328744][ T29] audit: type=1804 audit(1594786403.693:1294): pid=24443 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1430/cgroup.controllers" dev="sda1" ino=16334 res=1 [ 1741.358030][T24429] batman_adv: batadv0: Removing interface: veth1983 04:13:23 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ad, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:23 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d3, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1741.520299][T24429] __nla_validate_parse: 3 callbacks suppressed [ 1741.520309][T24429] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:24 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x3000000, 0x0}}], 0x1, 0x0, 0x0) 04:13:24 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0xa00100, 0x0}}], 0x1, 0x0, 0x0) 04:13:24 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d4, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:24 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ae, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:24 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a00000000ffffff9e", @ANYRES32=r4], 0x20}}, 0x0) [ 1741.810686][ T29] audit: type=1804 audit(1594786404.233:1295): pid=24470 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1431/cgroup.controllers" dev="sda1" ino=16201 res=1 04:13:24 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d5, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1741.982474][T24484] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1741.996872][ T29] audit: type=1804 audit(1594786404.423:1296): pid=24477 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1373/cgroup.controllers" dev="sda1" ino=16292 res=1 04:13:24 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001af, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:24 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x4000000, 0x0}}], 0x1, 0x0, 0x0) [ 1742.167477][T24486] batman_adv: batadv0: Adding interface: veth1985 [ 1742.181207][T24486] batman_adv: batadv0: The MTU of interface veth1985 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:24 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d6, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1742.358797][T24486] batman_adv: batadv0: Not using interface veth1985 (retrying later): interface not active [ 1742.438431][T24487] batman_adv: batadv0: Removing interface: veth1985 04:13:25 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r3, 0xffffffffffffffff, 0x0, 0x1000000e0) r4 = socket$unix(0x1, 0x2, 0x0) bind$unix(r4, &(0x7f0000003000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) close(r4) r5 = socket$nl_route(0x10, 0x3, 0x0) r6 = socket$nl_route(0x10, 0x3, 0x0) r7 = socket$netlink(0x10, 0x3, 0x0) r8 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r8, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r7, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r9, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r6, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r9, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r5, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r9, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(r4, 0x8933, &(0x7f00000007c0)={'wg0\x00', r9}) sendmsg$nl_route_sched(r3, &(0x7f00000008c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000880)={&(0x7f0000000800)=@gettfilter={0x4c, 0x2e, 0x100, 0x70bd2a, 0x25dfdbfe, {0x0, 0x0, 0x0, r10, {0xc, 0xe}, {0x13, 0xfff3}, {0x9, 0x2}}, [{0x8, 0xb, 0x5}, {0x8, 0xb, 0xc59}, {0x8, 0xb, 0x2}, {0x8, 0xb, 0x4}, {0x8, 0xb, 0x38}]}, 0x4c}, 0x1, 0x0, 0x0, 0x1}, 0x4000000) 04:13:25 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001b0, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:25 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ae, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:25 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d7, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1742.566397][T24486] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:25 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a00000000de33b3b4", @ANYRES32=r4], 0x20}}, 0x0) 04:13:25 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001b1, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:25 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x8400, 0x0}}], 0x1, 0x0, 0x0) 04:13:25 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d8, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:25 executing program 3: r0 = socket(0x10, 0x80002, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000180)={'batadv0\x00', r5}) r7 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r7, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000040)=@newlink={0x58, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x30, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x20, 0x2, 0x0, 0x1, [@IFLA_VLAN_FLAGS={0xc, 0x2, {0x0, 0x2}}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f}}]}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x58}}, 0x40800) r8 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r9 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r9, r8, 0x0, 0x1000000e0) getsockopt$inet6_mreq(r8, 0x29, 0x1c, &(0x7f00000000c0)={@ipv4={[], [], @private}}, &(0x7f0000000100)=0x14) 04:13:25 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x8000000, 0x0}}], 0x1, 0x0, 0x0) [ 1742.931302][T24539] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:25 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001b2, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:25 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d9, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1743.056747][T24543] batman_adv: batadv0: Adding interface: veth1987 [ 1743.063237][T24543] batman_adv: batadv0: The MTU of interface veth1987 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1743.201190][T24543] batman_adv: batadv0: Not using interface veth1987 (retrying later): interface not active [ 1743.258674][T24551] batman_adv: batadv0: Removing interface: veth1987 04:13:25 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001b3, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:25 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001da, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1743.411329][T24539] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:25 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) accept4(r0, 0x0, &(0x7f0000000040), 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) 04:13:26 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x6000, 0x0}}], 0x1, 0x0, 0x0) 04:13:26 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a00000000b4b333de", @ANYRES32=r4], 0x20}}, 0x0) 04:13:26 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001b4, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:26 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001db, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:26 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$rds(0x15, 0x5, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r3, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r3, 0x0) setsockopt$RDS_GET_MR_FOR_DEST(r2, 0x114, 0x7, &(0x7f00000032c0)={@pppol2tpv3in6={0x18, 0x1, {0x0, r3, 0x4, 0x2, 0x1, 0x1, {0xa, 0x4e22, 0x8f4, @local}}}, {&(0x7f00000031c0)=""/176, 0xb0}, &(0x7f0000003280), 0x8}, 0xa0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) 04:13:26 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0xe000000, 0x0}}], 0x1, 0x0, 0x0) [ 1743.830993][T24608] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:26 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001dc, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:26 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001b5, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1743.879332][ T29] kauditd_printk_skb: 3 callbacks suppressed [ 1743.879346][ T29] audit: type=1804 audit(1594786406.303:1300): pid=24598 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1376/cgroup.controllers" dev="sda1" ino=15761 res=1 [ 1744.005424][T24613] batman_adv: batadv0: Adding interface: veth1987 [ 1744.011902][T24613] batman_adv: batadv0: The MTU of interface veth1987 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1744.039088][ T29] audit: type=1804 audit(1594786406.473:1301): pid=24614 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1434/cgroup.controllers" dev="sda1" ino=15826 res=1 04:13:26 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001dd, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1744.163140][T24613] batman_adv: batadv0: Not using interface veth1987 (retrying later): interface not active 04:13:26 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001b6, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1744.238916][T24616] batman_adv: batadv0: Removing interface: veth1987 04:13:26 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x6000, 0x0}}], 0x1, 0x0, 0x0) [ 1744.350191][T24608] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:26 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x60000000, 0x0}}], 0x1, 0x0, 0x0) 04:13:26 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001b7, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:27 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a00000000fffffff0", @ANYRES32=r4], 0x20}}, 0x0) 04:13:27 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001de, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1744.626592][ T29] audit: type=1804 audit(1594786407.053:1302): pid=24645 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1377/cgroup.controllers" dev="sda1" ino=15683 res=1 04:13:27 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001b8, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1744.726007][ T29] audit: type=1804 audit(1594786407.093:1303): pid=24650 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1435/cgroup.controllers" dev="sda1" ino=16003 res=1 [ 1744.732592][T24660] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1744.978891][T24663] batman_adv: batadv0: Adding interface: veth1989 [ 1744.996567][T24663] batman_adv: batadv0: The MTU of interface veth1989 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:27 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001df, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:27 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001b9, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:27 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00'}) socket$nl_route(0x10, 0x3, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) getsockname(r1, &(0x7f0000000040)=@can={0x1d, 0x0}, &(0x7f00000000c0)=0x80) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000000280)={{{@in6=@mcast2, @in6=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in6=@dev}}, &(0x7f0000000100)=0xe8) sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@ipv6_newroute={0x34, 0x18, 0x10, 0x70bd28, 0x25dfdbff, {0xa, 0x10, 0x80, 0x40, 0xff, 0x4, 0xfd, 0xb, 0x1000}, [@RTA_OIF={0x8, 0x4, r3}, @RTA_IIF={0x8}, @RTA_OIF={0x8, 0x4, r4}]}, 0x34}}, 0x0) 04:13:27 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x84000000, 0x0}}], 0x1, 0x0, 0x0) [ 1745.168552][T24663] batman_adv: batadv0: Not using interface veth1989 (retrying later): interface not active 04:13:27 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ba, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:27 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001e0, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1745.228091][T24665] batman_adv: batadv0: Removing interface: veth1989 [ 1745.317486][ T29] audit: type=1804 audit(1594786407.743:1304): pid=24685 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1436/cgroup.controllers" dev="sda1" ino=16003 res=1 04:13:27 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x6000, 0x0}}], 0x1, 0x0, 0x0) 04:13:27 executing program 3: r0 = socket(0x10, 0x80002, 0x0) r1 = socket$nl_rdma(0x10, 0x3, 0x14) getsockname$netlink(r1, &(0x7f0000000040), &(0x7f0000000080)=0xc) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r2}]}, 0x54}}, 0x0) [ 1745.400491][T24660] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:27 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001bb, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:28 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001e1, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:28 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a000000007a51d7f4", @ANYRES32=r4], 0x20}}, 0x0) [ 1745.660190][ T29] audit: type=1804 audit(1594786408.083:1305): pid=24701 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1378/cgroup.controllers" dev="sda1" ino=15809 res=1 04:13:28 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0xc00e0000, 0x0}}], 0x1, 0x0, 0x0) 04:13:28 executing program 3: socket(0x10, 0x80002, 0x0) r0 = socket$can_j1939(0x1d, 0x2, 0x7) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendfile(0xffffffffffffffff, r1, 0x0, 0x1000000e0) getpeername$qrtr(r1, &(0x7f0000000180), &(0x7f0000000280)=0xc) ioctl$sock_SIOCSIFVLAN_SET_VLAN_NAME_TYPE_CMD(r0, 0x8983, &(0x7f0000000040)={0x6, 'veth1_to_bridge\x00', {0x8001}}) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(0xffffffffffffffff, 0x111, 0x1, 0x5, 0x4) accept4(r0, &(0x7f0000000080)=@nfc_llcp, &(0x7f0000000100)=0x80, 0x800) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r2, 0x0) r3 = socket$unix(0x1, 0x2, 0x0) bind$unix(r3, &(0x7f0000003000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) close(r3) r4 = accept(0xffffffffffffffff, &(0x7f0000007380)=@ax25={{0x3, @null}, [@rose, @rose, @remote, @default, @netrom, @netrom, @remote, @null]}, &(0x7f00000003c0)=0x80) sendmsg$AUDIT_GET_FEATURE(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x3fb, 0x300, 0x70bd2d, 0x25dfdbfc, "", ["", "", "", "", "", "", "", "", ""]}, 0x10}, 0x1, 0x0, 0x0, 0x4000081}, 0x80) connect$vsock_stream(0xffffffffffffffff, &(0x7f0000000400)={0x28, 0x0, 0x2710, @my=0x0}, 0x10) sendmsg$nl_route(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000300)=@newlink={0x38, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_PHYS_SWITCH_ID={0xd, 0x24, "ea25653f734e88db68"}, @IFLA_LINK={0x8}]}, 0x38}, 0x1, 0x0, 0x0, 0x801}, 0x15) syz_genetlink_get_family_id$fou(&(0x7f00000002c0)='fou\x00') 04:13:28 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001bc, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1745.777577][T24717] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:28 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001e2, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1745.943409][ T29] audit: type=1804 audit(1594786408.363:1306): pid=24727 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1437/cgroup.controllers" dev="sda1" ino=16097 res=1 [ 1745.970201][T24723] batman_adv: batadv0: Adding interface: veth1991 [ 1745.993270][T24723] batman_adv: batadv0: The MTU of interface veth1991 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:28 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001bd, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:28 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001e3, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1746.147203][T24723] batman_adv: batadv0: Not using interface veth1991 (retrying later): interface not active [ 1746.216474][T24726] batman_adv: batadv0: Removing interface: veth1991 04:13:28 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001be, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:28 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x60000000, 0x0}}], 0x1, 0x0, 0x0) 04:13:28 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0xffffff7f, 0x0}}], 0x1, 0x0, 0x0) 04:13:28 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001e4, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:28 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a00000000fffffffe", @ANYRES32=r4], 0x20}}, 0x0) 04:13:29 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001bf, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1746.616202][ T29] audit: type=1804 audit(1594786409.033:1307): pid=24767 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1438/cgroup.controllers" dev="sda1" ino=16097 res=1 04:13:29 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001e5, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1746.713766][T24770] __nla_validate_parse: 1 callbacks suppressed [ 1746.713776][T24770] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1746.727496][ T29] audit: type=1804 audit(1594786409.133:1308): pid=24759 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1379/cgroup.controllers" dev="sda1" ino=16003 res=1 04:13:29 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="540000001000010400"/20, @ANYRES32=0x0, @ANYBLOB="f1c4961edc1e14c525370400000000780000008009000100766c616e000000001c0002800600010000000000040003800c0002001f000000", @ANYRES32=r1, @ANYBLOB], 0x54}}, 0x0) 04:13:29 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c0, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1746.963806][T24772] batman_adv: batadv0: Adding interface: veth1993 [ 1746.970304][T24772] batman_adv: batadv0: The MTU of interface veth1993 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:29 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001e6, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:29 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x3}}], 0x1, 0x0, 0x0) [ 1747.093669][T24772] batman_adv: batadv0: Not using interface veth1993 (retrying later): interface not active 04:13:29 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0xe, 0x0}}], 0x1, 0x0, 0x0) [ 1747.150031][T24775] batman_adv: batadv0: Removing interface: veth1993 04:13:29 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c1, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:29 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001e7, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1747.228079][T24781] netlink: 52 bytes leftover after parsing attributes in process `syz-executor.3'. 04:13:29 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$sock_SIOCGIFVLAN_GET_VLAN_INGRESS_PRIORITY_CMD(r0, 0x8982, &(0x7f0000000040)) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000080)={'batadv0\x00', 0x0}) ioctl$sock_inet6_SIOCDELRT(r0, 0x890c, &(0x7f00000000c0)={@ipv4={[], [], @multicast1}, @empty, @loopback, 0x9, 0x200, 0x1, 0x500, 0x7, 0x40, r2}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r4, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r4, 0x0) ioctl$sock_inet6_tcp_SIOCOUTQNSD(r4, 0x894b, &(0x7f0000000180)) sendmsg$nl_route(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) [ 1747.285768][T24770] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1747.338861][ T29] audit: type=1804 audit(1594786409.763:1309): pid=24803 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1439/cgroup.controllers" dev="sda1" ino=15977 res=1 04:13:30 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c2, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:30 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000088a8ffff", @ANYRES32=r4], 0x20}}, 0x0) 04:13:30 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001e8, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1747.658225][T24821] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:30 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001e9, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:30 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x4}}], 0x1, 0x0, 0x0) 04:13:30 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c3, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1747.840161][T24826] batman_adv: batadv0: Adding interface: veth1995 [ 1747.860757][T24826] batman_adv: batadv0: The MTU of interface veth1995 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:30 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x3, 0x0}}], 0x1, 0x0, 0x0) [ 1747.988555][T24826] batman_adv: batadv0: Not using interface veth1995 (retrying later): interface not active 04:13:30 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ea, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1748.055954][T24831] batman_adv: batadv0: Removing interface: veth1995 04:13:30 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c4, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1748.200485][T24821] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:30 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001eb, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:30 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r7, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r7, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) ioctl$sock_SIOCDELRT(r1, 0x890c, &(0x7f00000000c0)={0x0, @rc={0x1f, @none, 0xff}, @qipcrtr={0x2a, 0xffffffffffffffff, 0xfffffffe}, @xdp={0x2c, 0x6, r7, 0x27}, 0x150, 0x0, 0x0, 0x0, 0xde4, &(0x7f0000000040)='ip6erspan0\x00', 0x1, 0x4, 0xa1f}) recvmmsg(r0, &(0x7f0000008fc0)=[{{0x0, 0xffffffffffffffdb, &(0x7f0000000280)=[{&(0x7f00000005c0)=""/4114, 0x1010}], 0x1}}], 0x400000000000227, 0x2, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="1300000042000506"], 0x14}}, 0x0) 04:13:31 executing program 3: socket(0x10, 0x80002, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8}]}, 0x54}}, 0x0) 04:13:31 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c5, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:31 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x8}}], 0x1, 0x0, 0x0) 04:13:31 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000f0ffff", @ANYRES32=r4], 0x20}}, 0x0) 04:13:31 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ec, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:31 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x4}}], 0x1, 0x0, 0x0) [ 1748.677721][T24885] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:31 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ed, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:31 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c6, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1748.832568][T24890] batman_adv: batadv0: Adding interface: veth1995 [ 1748.849054][T24890] batman_adv: batadv0: The MTU of interface veth1995 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1748.979069][T24890] batman_adv: batadv0: Not using interface veth1995 (retrying later): interface not active [ 1748.996794][ T29] kauditd_printk_skb: 4 callbacks suppressed [ 1748.996808][ T29] audit: type=1804 audit(1594786411.423:1314): pid=24899 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1383/cgroup.controllers" dev="sda1" ino=16335 res=1 04:13:31 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c7, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1749.047285][T24898] batman_adv: batadv0: Removing interface: veth1995 04:13:31 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ee, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:31 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0xe}}], 0x1, 0x0, 0x0) 04:13:31 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x50, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x18, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_ID={0x6, 0x1, 0x2}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x50}}, 0x0) setsockopt$inet_sctp_SCTP_AUTOCLOSE(r0, 0x84, 0x4, &(0x7f0000000040)=0xf0000000, 0x4) [ 1749.180293][T24885] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:31 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x8}}], 0x1, 0x0, 0x0) [ 1749.318685][ T29] audit: type=1804 audit(1594786411.743:1315): pid=24921 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1442/cgroup.controllers" dev="sda1" ino=16289 res=1 04:13:31 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ef, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:31 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a000000007fffffff", @ANYRES32=r4], 0x20}}, 0x0) 04:13:31 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c8, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:31 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) ioctl$sock_netdev_private(r0, 0x89f4, &(0x7f0000000040)="6e3629999e0547ed7e9a16c068864f2c8a1d917cfcd0dfc921024c07aa692268714f8b89c86a60c87de1813d4cddcd389e2fdb2d1c6e0f89f105d7b7d3ca88d4c9ac2850e6f968c1b726a3dff61f0ba543ac1078cf80d561ecf4931030a9d27f9c378853db9d836bf3d69a160a01956829e2ad7f6e52db3ebaf1cc35474186a671bc5237d9696b28e4d09f02908ccd615fa010") r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) [ 1749.567649][T24943] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:32 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f0, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1749.622985][ T29] audit: type=1804 audit(1594786412.043:1316): pid=24935 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1384/cgroup.controllers" dev="sda1" ino=15977 res=1 04:13:32 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001c9, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1749.757428][T24949] batman_adv: batadv0: Adding interface: veth1997 [ 1749.776763][T24949] batman_adv: batadv0: The MTU of interface veth1997 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:32 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x60}}], 0x1, 0x0, 0x0) 04:13:32 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f1, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1749.930747][T24949] batman_adv: batadv0: Not using interface veth1997 (retrying later): interface not active 04:13:32 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ca, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1750.003706][T24951] batman_adv: batadv0: Removing interface: veth1997 04:13:32 executing program 4: r0 = socket$inet(0x15, 0x3, 0x3) bind$inet(r0, &(0x7f0000000000)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x27}}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x40, &(0x7f0000000040)={0x2, 0x0, @rand_addr=0x8}, 0x10) setsockopt$RDS_CANCEL_SENT_TO(r0, 0x114, 0x1, &(0x7f0000000100)={0x2, 0x4e22, @rand_addr=0x8}, 0x10) r1 = socket$unix(0x1, 0x10004000000002, 0x0) connect(r1, &(0x7f0000931ff4)=@un=@abs={0x1, 0x0, 0x4e24}, 0x80) sendmmsg(r1, &(0x7f0000000000), 0x548, 0x0) connect$unix(r1, &(0x7f0000000000)=@abs, 0x6e) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f0000000040)=ANY=[], 0x208e24b) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r3, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r3, 0x0) ioctl$SIOCRSGCAUSE(r3, 0x89e0, &(0x7f0000000200)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r2, 0x0) ioctl$sock_inet_SIOCSIFADDR(r2, 0x8916, &(0x7f0000000180)={'macvtap0\x00', {0x2, 0x4e21, @loopback}}) r4 = accept$unix(r1, &(0x7f0000000080), &(0x7f0000000140)=0x6e) ioctl$FICLONE(r4, 0x40049409, r0) 04:13:32 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f2, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:32 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$unix(0x1, 0x10004000000002, 0x0) connect(r3, &(0x7f0000931ff4)=@un=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) sendmmsg(r3, &(0x7f0000000000), 0x548, 0x0) connect$unix(r3, &(0x7f0000000000)=@abs, 0x6e) sendmsg$BATADV_CMD_GET_GATEWAYS(0xffffffffffffffff, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000280)={0x1c, 0x0, 0x711, 0x0, 0x0, {0xc}, [@BATADV_ATTR_MESH_IFINDEX={0x8}]}, 0x1c}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r5, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r8, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r8, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) sendmsg$BATADV_CMD_TP_METER(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000000c0)={&(0x7f0000000280)={0x58, 0x0, 0x4, 0x70bd2c, 0x25dfdbfd, {}, [@BATADV_ATTR_GW_SEL_CLASS={0x8, 0x34, 0x7}, @BATADV_ATTR_ISOLATION_MASK={0x8, 0x2c, 0x5}, @BATADV_ATTR_HOP_PENALTY={0x5, 0x35, 0x1f}, @BATADV_ATTR_ORIG_INTERVAL={0x8, 0x39, 0x2}, @BATADV_ATTR_HARD_IFINDEX={0x8, 0x6, r8}, @BATADV_ATTR_FRAGMENTATION_ENABLED={0x5, 0x30, 0x1}, @BATADV_ATTR_ORIG_ADDRESS={0xa, 0x9, @dev={[], 0x38}}, @BATADV_ATTR_THROUGHPUT_OVERRIDE={0x8, 0x3b, 0x6}]}, 0x58}, 0x1, 0x0, 0x0, 0x20040000}, 0x4000000) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYBLOB="5400000010000104000000000067000000000000", @ANYRESDEC=r3, @ANYBLOB="25370400000000002c00128009000100766c616e000000001c0002800600010000000000040003800c0002001f0000001200000008000500", @ANYRES32=r1, @ANYBLOB="7f8ca2da8bb055b49474269f5952889878214bf25bcd332b23aa7791edc402e70c44776bbc1811ac5232cc8224247dc58e214b1d734fb3b7c0d03c9d1c90c846b07003ea81bbae38168dbe91b21227a4770ff5257d4d0ae4b474596310ac76ba980900"], 0x54}}, 0x0) socket$can_bcm(0x1d, 0x2, 0x2) [ 1750.109436][ T29] audit: type=1804 audit(1594786412.533:1317): pid=24970 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1443/cgroup.controllers" dev="sda1" ino=16335 res=1 [ 1750.168936][T24949] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:32 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001cb, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1750.328867][T24943] batman_adv: batadv0: Adding interface: veth1997 [ 1750.341558][T24943] batman_adv: batadv0: The MTU of interface veth1997 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1750.374157][T24943] batman_adv: batadv0: Not using interface veth1997 (retrying later): interface not active [ 1750.409527][T24995] netlink: 52 bytes leftover after parsing attributes in process `syz-executor.3'. 04:13:32 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a000000009effffff", @ANYRES32=r4], 0x20}}, 0x0) 04:13:32 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f3, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:33 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x84}}], 0x1, 0x0, 0x0) 04:13:33 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001cc, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:33 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f4, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1750.705851][T25012] batman_adv: batadv0: Adding interface: veth1999 [ 1750.712308][T25012] batman_adv: batadv0: The MTU of interface veth1999 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1750.757424][ T29] audit: type=1804 audit(1594786413.183:1318): pid=25014 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1444/cgroup.controllers" dev="sda1" ino=16146 res=1 04:13:33 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001cd, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1750.842483][T25012] batman_adv: batadv0: Not using interface veth1999 (retrying later): interface not active 04:13:33 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f5, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1750.931964][T25017] batman_adv: batadv0: Removing interface: veth1999 04:13:33 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x300}}], 0x1, 0x0, 0x0) [ 1751.241159][ T29] audit: type=1804 audit(1594786413.663:1319): pid=25043 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1445/cgroup.controllers" dev="sda1" ino=15973 res=1 04:13:33 executing program 4: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) socket$rxrpc(0x21, 0x2, 0xa) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) accept4$vsock_stream(r1, &(0x7f0000000040)={0x28, 0x0, 0x2711, @hyper}, 0x10, 0x800) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000080)={'bridge_slave_0\x00', {0x2, 0x4e23, @loopback}}) 04:13:33 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ce, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:33 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a00000000f0ffffff", @ANYRES32=r4], 0x20}}, 0x0) 04:13:33 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r2, 0x0) socketpair(0x1e, 0x1, 0x0, &(0x7f0000000080)={0x0, 0x0}) setsockopt$sock_attach_bpf(r3, 0x10f, 0x87, &(0x7f0000000180), 0x4bd) getsockopt$inet_sctp6_SCTP_EVENTS(r3, 0x84, 0xb, &(0x7f00000003c0), &(0x7f0000001440)=0xe) r4 = accept(0xffffffffffffffff, &(0x7f0000001480)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000001500)=0x80) r5 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000001800)='NLBL_CALIPSO\x00') sendmsg$NLBL_CALIPSO_C_LIST(r4, &(0x7f00000018c0)={&(0x7f00000017c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000429bd700001dcdf250300000008000100000019000800010000000000080098e73b830000"], 0x2c}, 0x1, 0x0, 0x0, 0x8000}, 0x20004000) sendmsg$NLBL_CALIPSO_C_REMOVE(0xffffffffffffffff, &(0x7f0000002540)={&(0x7f0000000d00)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000002500)={&(0x7f00000024c0)={0x2c, r5, 0x800, 0x70bd26, 0x25dfdbfd, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x4048000) sendmsg$NLBL_CALIPSO_C_LIST(r3, &(0x7f00000004c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000200)={&(0x7f0000000280)=ANY=[@ANYBLOB="084f99af1f2e414e095332f6616b505a2db8c6701a12c6d9c3130d2dbdc04727c2455ed390a8dfe245450a4fc1c2f9637309931d78026c3d657fab658ff8dc915fd9325dfe3fcadcfea5f821f8ecd92d8b95f15a59844cf26e4ee06f424b24699e76283b632090e8ad1c1ad5522ba6039e51eeff45bad5bb1d7cad567952ade34345f4a8bfeafc7e40b3138e00e6b43cd103ae9f8b453ed06988397cfa3d8a63b987c302a50d11f8d8a0e7bd57449e8a36a35b0219aec38a2c98f783b779fa6b92d8379c96cd1fe3c8c2818373024f49bf2c8ef4633cb1a817837090153c4c3d3725ea1651694409f66a71efddf6b96795", @ANYRES16=r5, @ANYBLOB="200027bd7000ffdbdf2503000000080002000200000008000100030000000800020002000000"], 0x2c}, 0x1, 0x0, 0x0, 0x4c040}, 0x40) sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x1000000e0) ioctl$sock_SIOCSIFBR(0xffffffffffffffff, 0x8941, &(0x7f0000001580)=@add_del={0x2, &(0x7f0000001540)='wg1\x00'}) sendmsg$NLBL_CALIPSO_C_LISTALL(r2, &(0x7f0000001400)={&(0x7f0000001300)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000013c0)={&(0x7f0000001340)={0x44, r5, 0x200, 0x70bd29, 0x25dfdbfb, {}, [@NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x2}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_DOI={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x44}}, 0x37a391e8c367370) r6 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000100)='nl80211\x00') sendmsg$NL80211_CMD_JOIN_MESH(0xffffffffffffffff, &(0x7f00000012c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000002580)={0x10c0, r6, 0x100, 0x70bd2d, 0x25dfdbff, {}, [@NL80211_ATTR_MESH_SETUP={0x1054, 0x70, [@NL80211_MESH_SETUP_USERSPACE_AUTH={0x4}, @NL80211_MESH_SETUP_ENABLE_VENDOR_PATH_SEL={0x5, 0x1, 0x1}, @NL80211_MESH_SETUP_ENABLE_VENDOR_METRIC={0x5, 0x2, 0x1}, @NL80211_MESH_SETUP_IE={0x1004, 0x3, "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"}, @NL80211_MESH_SETUP_ENABLE_VENDOR_SYNC={0x5, 0x6, 0x1}, @NL80211_MESH_SETUP_AUTH_PROTOCOL={0x5, 0x8, 0x67}, @NL80211_MESH_SETUP_ENABLE_VENDOR_SYNC={0x5, 0x6, 0x1}, @NL80211_MESH_SETUP_USERSPACE_AUTH={0x4}, @NL80211_MESH_SETUP_ENABLE_VENDOR_SYNC={0x5, 0x6, 0x1}, @NL80211_MESH_SETUP_USERSPACE_AMPE={0x4}, @NL80211_MESH_SETUP_USERSPACE_AUTH={0x4}, @NL80211_MESH_SETUP_ENABLE_VENDOR_PATH_SEL={0x5}, @NL80211_MESH_SETUP_USERSPACE_AUTH={0x4}]}, @NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, 0x3ff}, @NL80211_ATTR_MESH_CONFIG={0x2c, 0x23, 0x0, 0x1, [@NL80211_MESHCONF_AUTO_OPEN_PLINKS={0x5, 0x7, 0x2}, @NL80211_MESHCONF_RSSI_THRESHOLD={0x8, 0x14, 0xffffffffffffffc0}, @NL80211_MESHCONF_FORWARDING={0x5}, @NL80211_MESHCONF_MAX_PEER_LINKS={0x6, 0x4, 0xe9}, @NL80211_MESHCONF_RSSI_THRESHOLD={0x8, 0x14, 0xffffffffffffff5c}]}, @NL80211_ATTR_MESH_CONFIG={0x24, 0x23, 0x0, 0x1, [@NL80211_MESHCONF_GATE_ANNOUNCEMENTS={0x5}, @NL80211_MESHCONF_PATH_REFRESH_TIME={0x8, 0x9, 0x3f}, @NL80211_MESHCONF_CONNECTED_TO_GATE={0x5}, @NL80211_MESHCONF_HT_OPMODE={0x6, 0x16, 0x10}]}]}, 0x10c0}, 0x1, 0x0, 0x0, 0x4004000}, 0x40) r7 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r7, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000040)=@newlink={0x64, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}, @IFLA_IFALIASn={0x4}, @IFLA_ADDRESS={0xa, 0x1, @local}]}, 0x64}}, 0x0) 04:13:33 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f6, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:33 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0xe00}}], 0x1, 0x0, 0x0) 04:13:34 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f7, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:34 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001cf, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1751.630913][T25065] batman_adv: batadv0: Adding interface: veth2001 [ 1751.646887][T25065] batman_adv: batadv0: The MTU of interface veth2001 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1751.736287][ T29] audit: type=1804 audit(1594786414.163:1320): pid=25071 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1446/cgroup.controllers" dev="sda1" ino=15780 res=1 [ 1751.772713][T25065] batman_adv: batadv0: Not using interface veth2001 (retrying later): interface not active [ 1751.809231][T25067] batman_adv: batadv0: Removing interface: veth2001 04:13:34 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f8, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:34 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d0, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:34 executing program 4: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFNL_MSG_ACCT_NEW(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000200)={0x58, 0x0, 0x7, 0x401, 0x0, 0x0, {0x0, 0x0, 0x3}, [@NFACCT_FILTER={0x14, 0x7, 0x0, 0x1, [@NFACCT_FILTER_VALUE={0x8, 0x2, 0x1, 0x0, 0x51904ce0}, @NFACCT_FILTER_VALUE={0x8, 0x2, 0x1, 0x0, 0x8}]}, @NFACCT_FILTER={0x24, 0x7, 0x0, 0x1, [@NFACCT_FILTER_VALUE={0x8, 0x2, 0x1, 0x0, 0x8}, @NFACCT_FILTER_VALUE={0x8, 0x2, 0x1, 0x0, 0xb6}, @NFACCT_FILTER_VALUE={0x8, 0x2, 0x1, 0x0, 0x5345}, @NFACCT_FILTER_MASK={0x8, 0x1, 0x1, 0x0, 0x5}]}, @NFACCT_BYTES={0xc, 0x3, 0x1, 0x0, 0x8}]}, 0x58}, 0x1, 0x0, 0x0, 0x80}, 0x4000850) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) r3 = openat$cgroup_ro(r1, &(0x7f00000000c0)='memory.stat\x00', 0x0, 0x0) pipe(&(0x7f0000000080)={0xffffffffffffffff}) accept4$ax25(r4, &(0x7f0000000180)={{0x3, @bcast}, [@default, @rose, @default, @bcast, @remote, @netrom, @bcast, @null]}, &(0x7f0000000100)=0x48, 0x80000) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r3, 0x6, 0x16, &(0x7f0000000140)=[@window={0x3, 0x5, 0xcd}, @sack_perm, @timestamp, @sack_perm, @window={0x3, 0x3, 0x8001}, @mss={0x2, 0x7fffffff}], 0x6) [ 1751.950766][T25056] __nla_validate_parse: 4 callbacks suppressed [ 1751.950775][T25056] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:34 executing program 4: r0 = socket$inet6(0xa, 0x800000000000002, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1, 0x3}, 0x1c) setsockopt$inet6_udp_int(r0, 0x11, 0x67, &(0x7f0000000100)=0x2e4, 0x4) setsockopt$sock_linger(r0, 0x1, 0x3c, &(0x7f0000000180)={0x200000000000001}, 0x8) connect$inet6(r0, &(0x7f0000004540)={0xa, 0x4e20, 0x0, @ipv4={[], [], @multicast2}}, 0x1c) sendmmsg(r0, &(0x7f0000004d80)=[{{0x0, 0x2000000, &(0x7f0000001500)=[{&(0x7f0000000040)="d3622fe131479cee20fb607a9585dc0b411519fd3b65066522d73df58b9257b566c6fc626776defc3a2e249c9120cab00220bc31d41e44f96f67971b8ed8a3dc9eb4123a903d58da02dd1eca653150422bc91e9585fb38", 0x57}, {&(0x7f00000011c0)="7cc3be44ec866303c11f9ec49c2fe80d4ccef580f3bf717b5e129f1dc7766fdf864b7bc35924f34bb5fd1dd89172a4b0db90eea51bdfec78bb53e8d41773cba7f1305a8a40b7368445a71ef7870273f1544930baf73a8bfa6ece09d54376b821b65fdf1e0704f1f3c5a823fa67f635159af010053f5b909f8e944c43d6fb1c4fca639b470d3e6ad140d0838958ecf0fc98a780205474fdeb93a97d27b4f3314a9585129aaec893d7fe36d87fd746841ac5c60b31e1732a1a3ca0afcc4068cdde63b142700c563c1ab59dc0b7200723bf21c694583ed8fed1b2bc5c204df3812c223ce0de2f40b69e7f4e8ba1c3ebc31de2f4190e3f1ceb", 0xf7}, {&(0x7f00000012c0), 0x80fe}, {&(0x7f0000000280)="0c22fcc306e8a4d628dc3f33cd1758b784d34ef62ecd943b96c5573b05e34886b55503a08eeac42aafc204e9fec654b4b0853f4c32d8d6f8968a96b81710a9ed49ae96ea22eb07accdc99ed31fb48b921b4c9af7278829eb32247169da3593e5e73371e82e3558cd87b9c876b91e091e933496ae3a6b5a00a79f50110980c83af2fd44e0f08908f806be4146080def894a3ac87c3d214e32b0e031c8873b6ed3cdb9c160ee236576cb5a749ee356d4f5df961b35ec3667bcfa641e2c812a5eefbd78546783b6bd280dc4ec1cd015bee7d07f0993d6", 0xd5}, {&(0x7f0000001440)="7b18908bcd34b2f4eef2193c5f89bb79551b5d7000ccc31628374b03e7f0b8bbfe45", 0x22}], 0x5, 0x0, 0x0, 0xffffffe0}}], 0x400000000000132, 0x4000000) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r0, 0x89f0, &(0x7f00000000c0)={'syztnl0\x00', &(0x7f00000001c0)={'ip6_vti0\x00', r5, 0x29, 0x4, 0x80, 0x6, 0x1, @empty, @dev={0xfe, 0x80, [], 0x16}, 0x40, 0x7800, 0x8, 0x7fffffff}}) 04:13:34 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f9, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:34 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a00000000feffffff", @ANYRES32=r4], 0x20}}, 0x0) 04:13:34 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d1, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1752.291095][T25109] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1752.462739][T25114] batman_adv: batadv0: Adding interface: veth2003 [ 1752.478544][T25114] batman_adv: batadv0: The MTU of interface veth2003 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1752.536213][T25114] batman_adv: batadv0: Not using interface veth2003 (retrying later): interface not active [ 1752.567498][T25119] batman_adv: batadv0: Removing interface: veth2003 04:13:35 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080)='nl80211\x00') sendmsg$NL80211_CMD_GET_REG(r2, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20940000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)=ANY=[@ANYBLOB="1cb80000", @ANYRES16=r3, @ANYBLOB="000326bd7000ffdbdf251f00000008009a0000000000"], 0x1c}, 0x1, 0x0, 0x0, 0x20040000}, 0x4004800) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000280)=@newlink={0x6c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x44, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x34, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x1c, 0x3, 0x0, 0x1, [@IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0x7, 0xfffffff9}}, @IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0x9, 0x10001}}]}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x6c}}, 0x0) 04:13:35 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0xec0}}], 0x1, 0x0, 0x0) 04:13:35 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d2, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:35 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001fa, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:35 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r1, r0, 0x0, 0x1000000e0) sendmsg$IPCTNL_MSG_EXP_DELETE(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000240)={0xa4, 0x2, 0x2, 0x101, 0x0, 0x0, {0xa, 0x0, 0x5}, [@CTA_EXPECT_MASTER={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x1}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @dev={0xac, 0x14, 0x14, 0x3f}}, {0x8, 0x2, @multicast1}}}]}, @CTA_EXPECT_FLAGS={0x8}, @CTA_EXPECT_NAT={0x10, 0xa, 0x0, 0x1, [@CTA_EXPECT_NAT_TUPLE={0x4}, @CTA_EXPECT_NAT_DIR={0x8}]}, @CTA_EXPECT_FN={0x8, 0xb, 'sip\x00'}, @CTA_EXPECT_CLASS={0x8, 0x9, 0x1, 0x0, 0x100}, @CTA_EXPECT_FLAGS={0x8, 0x8, 0x1, 0x0, 0x1}, @CTA_EXPECT_MASK={0x1c, 0x3, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x88}}]}, @CTA_EXPECT_ID={0x8, 0x5, 0x1, 0x0, 0x8}, @CTA_EXPECT_HELP_NAME={0xb, 0x6, 'amanda\x00'}, @CTA_EXPECT_MASK={0x4}]}, 0xa4}, 0x1, 0x0, 0x0, 0x8040}, 0x20000081) connect$rxrpc(0xffffffffffffffff, 0x0, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000005c00)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=ANY=[], 0x18}}], 0x1, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r2, 0x6, 0xd, &(0x7f0000000140)='yeah\x00', 0x5) connect$inet6(r2, &(0x7f0000000180)={0xa, 0x4001, 0x0, @dev={0xfe, 0x80, [], 0x1c}, 0xd}, 0x1c) sendto$inet6(r2, &(0x7f0000000200)='\n', 0xfffffdef, 0x40080, 0x0, 0x1f4) [ 1752.651481][T25109] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1752.795549][ T29] audit: type=1804 audit(1594786415.223:1321): pid=25136 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1447/cgroup.controllers" dev="sda1" ino=16382 res=1 [ 1752.826271][T25114] batman_adv: batadv0: Adding interface: veth2003 04:13:35 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001fb, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:35 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d3, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1752.832738][T25114] batman_adv: batadv0: The MTU of interface veth2003 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:35 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xfba1133f8fc07f7b, 0x8031, 0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)={0x54, 0x2, 0x6, 0x101, 0x0, 0x0, {}, [@IPSET_ATTR_REVISION={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_PROTOCOL={0x5, 0x1, 0x6}, @IPSET_ATTR_FAMILY={0x5}, @IPSET_ATTR_DATA={0xc, 0x7, 0x0, 0x1, [@IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0xfffffffd}]}, @IPSET_ATTR_TYPENAME={0xd, 0x3, 'hash:mac\x00'}]}, 0x54}}, 0x0) socket(0x0, 0x0, 0x0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_TIMEOUT_NEW(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)=ANY=[@ANYBLOB="3400000000080101000000000000000000000000040004800900010073797a310000000006000240000000000500030021"], 0x34}}, 0x0) sendmsg$IPCTNL_MSG_TIMEOUT_DELETE(r1, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)={0x14, 0x2, 0x8, 0x5}, 0x14}}, 0x0) 04:13:35 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x6000}}], 0x1, 0x0, 0x0) [ 1753.003731][T25114] batman_adv: batadv0: Not using interface veth2003 (retrying later): interface not active 04:13:35 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d4, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1753.050028][T25157] IPVS: ftp: loaded support on port[0] = 21 04:13:35 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001fc, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:35 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:13:35 executing program 3: r0 = socket(0x10, 0x80002, 0x0) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080)='nl80211\x00') r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r6, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r6, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r6, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) sendmsg$NL80211_CMD_DEL_STATION(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000280)={0x1c0, r1, 0x800, 0x70bd26, 0x25dfdbfd, {}, [@NL80211_ATTR_MGMT_SUBTYPE={0x5, 0x29, 0xa}, @NL80211_ATTR_STA_PLINK_ACTION={0x5, 0x19, 0x2}, @NL80211_ATTR_STA_VLAN={0x8, 0x14, r6}, @NL80211_ATTR_STA_SUPPORT_P2P_PS={0x5, 0xe4, 0x1}, @NL80211_ATTR_STA_CAPABILITY={0x6, 0xab, 0x3ff}, @NL80211_ATTR_STA_SUPPORT_P2P_PS={0x5, 0xe4, 0x1}, @NL80211_ATTR_STA_SUPPORTED_OPER_CLASSES={0xbe, 0xbe, "fb9b78093fca626ace2ef8a9a1965e42577ac08c2ce8dc56392d1adc2e645f187f4df4ad9fe28767e7638ab014f94bf58911d5cca713153d155d0dc60118715f158dd26853be928939e23f67866173833ac5c6208040a26831fcfb24066fdec0bab89adeafae580be138dd6ac54a481f6041fe5b7e8f186deb27bc60c24d1c45cc9871ab286ab736d68909176e511efad2c271e0bc3ab70117872bc0610188007aaeb8ed18ac75114ef2621620db998d05c5e76c9aa97ee9cf26"}, @NL80211_ATTR_MGMT_SUBTYPE={0x5, 0x29, 0xc}, @NL80211_ATTR_STA_SUPPORTED_OPER_CLASSES={0xb4, 0xbe, "fe91768352d488e683d3c737230001217beb08583b8b5c64cfdd44ab8b0afd666025d49c06ea5efe8b28159a8361e724dcda20754a8a6ef3291452741efb505f44095cf7806bcfb9f86d23a8e604e09908eeb582273432c34d3a537aee03b93311677453a1b2b92c47aab52e5fcd574ae49e05c3ca4f6b9a2b31ea7b3ae2bea5d4e16d8edffb97e04ed91e9c87dc45e00b93ea165ab295e93fd181ca0420349a63478fc6f4fff7bf80c17eec9ab93951"}]}, 0x1c0}, 0x1, 0x0, 0x0, 0x20}, 0x4086035) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r8 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x40c04}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r7}]}, 0x54}}, 0x0) [ 1753.172131][ T29] audit: type=1804 audit(1594786415.593:1322): pid=25162 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1448/cgroup.controllers" dev="sda1" ino=16382 res=1 04:13:35 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001fd, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1753.352336][T25184] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:35 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d5, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:36 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x8400}}], 0x1, 0x0, 0x0) [ 1753.493745][T25195] batman_adv: batadv0: Adding interface: veth2005 [ 1753.500219][T25195] batman_adv: batadv0: The MTU of interface veth2005 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:36 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001fe, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:36 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d6, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1753.628938][T25195] batman_adv: batadv0: Not using interface veth2005 (retrying later): interface not active [ 1753.696155][T25199] batman_adv: batadv0: Removing interface: veth2005 [ 1753.724711][ T29] audit: type=1804 audit(1594786416.153:1323): pid=25213 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1449/cgroup.controllers" dev="sda1" ino=16379 res=1 04:13:36 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000201, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1753.849616][T25184] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1753.899392][T25157] IPVS: ftp: loaded support on port[0] = 21 [ 1754.433656][T15815] tipc: TX() has been purged, node left! 04:13:37 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d6, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:37 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0xa, 0x1, 0x0) close(r3) sendmmsg$inet_sctp(r3, &(0x7f0000000bc0)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000080)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x200}}], 0x20}], 0x1, 0x0) r4 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r3, 0x84, 0x23, &(0x7f00000000c0)={r5}, 0x8) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000040)={r5, 0x7fff, 0x30}, &(0x7f0000000080)=0xc) setsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000000280)={r6, @in={{0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x1d}}}}, 0x84) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) 04:13:37 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d7, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:37 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000202, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:37 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:13:37 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0xc00e}}], 0x1, 0x0, 0x0) [ 1754.682789][T25279] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:37 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d8, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1754.755605][ T29] audit: type=1804 audit(1594786417.183:1324): pid=25278 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1450/cgroup.controllers" dev="sda1" ino=16371 res=1 04:13:37 executing program 4: r0 = socket(0x1000000010, 0x800, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f00000002c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x2a9, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="00ee00000000000028001200090001007665746800000000180402001400010000000000", @ANYRES32=0x0, @ANYBLOB="004942488c23492893efde8b98bd459e7e3a445a9d1887"], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000003c0)=ANY=[@ANYBLOB="380000002400ffffff7f000000003c0005000000", @ANYRES32=r3, @ANYBLOB="00000000ffffffff000000000900010068667363000000000800020000000000"], 0x38}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000640)=@newtfilter={0x74, 0x2c, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, r3, {}, {}, {0xe}}, [@filter_kind_options=@f_flow={{0x9, 0x1, 'flow\x00'}, {0x44, 0x2, [@TCA_FLOW_POLICE={0x40, 0xa, 0x0, 0x1, [@TCA_POLICE_TBF={0x3c, 0x1, {0x0, 0x20000008, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x4}}}]}]}}]}, 0x74}}, 0x0) sendmmsg$alg(r0, &(0x7f0000000200), 0x10efe10675dec16, 0x0) 04:13:37 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000203, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1754.835843][T25287] batman_adv: batadv0: Adding interface: veth2005 [ 1754.845170][T25287] batman_adv: batadv0: The MTU of interface veth2005 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:37 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="540000001000010400"/20, @ANYRES32=0x0, @ANYBLOB="25370400000000002c00128009000100766c616e000000001c0002800600010000000000040003800c0002001f0000001200000008000500", @ANYRES32=r1, @ANYBLOB="e68d988f7acbfce070b9a4775aa98e420a155785ea4673896e55d5028eadfc150f481c52bdbd00444377e983142fa7afc7ce90e4473bd4742c"], 0x54}}, 0x0) [ 1754.959734][T25287] batman_adv: batadv0: Not using interface veth2005 (retrying later): interface not active [ 1755.026199][T25290] batman_adv: batadv0: Removing interface: veth2005 04:13:37 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001d9, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:37 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000204, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1755.114691][T25301] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. 04:13:37 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x1a000}}], 0x1, 0x0, 0x0) 04:13:37 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000040)={0x0, 0x35, "c30508ed99d5ad5a1883ab76b390dfe9d097832f72ee789d04124915759d162cb47c3759b7ef29aee93421ff000000000000000000"}, &(0x7f0000000180)=0x3d) r4 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r5, r4, 0x0, 0x1000000e0) ioctl$sock_inet_SIOCSIFNETMASK(r4, 0x891c, &(0x7f0000000100)={'hsr0\x00', {0x2, 0x4e24, @local}}) r6 = socket(0xa, 0x1, 0x0) close(r6) sendmmsg$inet_sctp(r6, &(0x7f0000000bc0)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000080)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x200}}], 0x20}], 0x1, 0x0) r7 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r7, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r6, 0x84, 0x23, &(0x7f00000000c0)={r8}, 0x8) getsockopt$inet_sctp6_SCTP_STATUS(r0, 0x84, 0xe, &(0x7f0000000280)={r3, 0x95, 0x1, 0x1, 0x4, 0x1, 0xc49, 0x8, {r8, @in={{0x2, 0x4e22, @private=0xa010100}}, 0x0, 0x2b, 0x4, 0x2, 0x100}}, &(0x7f00000000c0)=0xb0) [ 1755.228959][T25306] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1755.250224][T25287] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:37 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000203, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:37 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001da, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1755.406728][ T29] audit: type=1804 audit(1594786417.833:1325): pid=25327 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1451/cgroup.controllers" dev="sda1" ino=16379 res=1 [ 1755.407746][T25290] batman_adv: batadv0: Adding interface: veth2005 [ 1755.479683][T25290] batman_adv: batadv0: The MTU of interface veth2005 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1755.520491][T25290] batman_adv: batadv0: Not using interface veth2005 (retrying later): interface not active 04:13:38 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:13:38 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000205, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:38 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r3, r2, 0x0, 0x1000000e0) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r5, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r8, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r8, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) sendmsg$DCCPDIAG_GETSOCK(r2, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000080)={&(0x7f0000000280)={0xd8, 0x13, 0x1004, 0x70bd2c, 0x25dfdbfd, {0x26, 0x81, 0x35, 0x34, {0x4e22, 0x4e21, [0x9, 0x7fff, 0x80000000, 0x10001], [0x800, 0xfff, 0x9, 0x400], r8, [0x80, 0x20]}, 0xfffffffb, 0x7f}, [@INET_DIAG_REQ_BYTECODE={0x48, 0x1, "029e67eb069c1f4e6b1ecd5e2f423b10b987b3cbe4d6a632001872f7863e1607ac808fb4ea93b4e765660d5e476b677b366f14d0d0a30972fe8b0a140b0d6e37c049c080"}, @INET_DIAG_REQ_BYTECODE={0x42, 0x1, "0ce9da0367030d8061cb78d3d0010bf5f989e247f8ec476138940b0a9c98e61a576e495b97a7696951cdf1b9eddadb1c8bf2bb79db289f6084e0019bdb2d"}]}, 0xd8}, 0x1, 0x0, 0x0, 0x2000801}, 0x40840) r9 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r9, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) 04:13:38 executing program 4: r0 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000000380)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x29}}, 0x10) setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000140)=0x32, 0x4) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) r3 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r4, r3, 0x0, 0x1000000e0) getsockname$netrom(r3, &(0x7f0000000940)={{0x3, @bcast}, [@remote, @null, @rose, @netrom, @rose, @bcast, @rose, @rose]}, &(0x7f0000000340)=0x48) sendto$rxrpc(r1, &(0x7f0000000240)="7fdb04a8e80e0ef51c2dd4ba507f712c88f9b4cda15fbd26d9de16974d29cf29a1df8fe9d61822178e9315a3ab3a121fe9502fea39be42c23d47b34f910389a12230ce030007694d296963c07aa4e452254fb321c968df2edc31e27d196c72673d015e91fbcbdea7f4cff1763dd4bab58ddc600aa4ea8379e40941e89fae0bacb509086dd46c29c48b68690f2e5c0e965a4c9ddeeb5875a0fbeb4573fce1f7ede59fecdf7c1f071e028d5bbef3503b1359309cfb16793a666de8c0b3c64906687400"/206, 0xce, 0x0, &(0x7f00000000c0)=@in6={0x21, 0x4, 0x2, 0x1c, {0xa, 0x4e26, 0x7, @private2, 0xf3d3}}, 0x24) r5 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r5, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r5, 0x84, 0x66, &(0x7f0000000040)={r6}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000100)={r6, 0x7f}, &(0x7f00000001c0)=0x8) connect$inet(r0, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) connect$inet(r0, &(0x7f0000000080)={0x2, 0x0, @private}, 0x10) sendmmsg(r0, &(0x7f0000007f80)=[{{0x0, 0xe000000, &(0x7f0000000180)=[{&(0x7f0000000000)="94eb98c5f97e2c2a4a02408ccb88a96a52bbf810f9b72aa17225a6c6bcb1f56bc51ce9668fee7066d816af4c6bf88f7adff4c49f3dc6e467603e98d004b63401d6570cf7d036784cb892eb7750", 0x4d}, {&(0x7f00000003c0)="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", 0x574}], 0x2}}], 0x400000000000398, 0x0) 04:13:38 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001db, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1755.740952][T25352] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:38 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000206, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:38 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x34000}}], 0x1, 0x0, 0x0) [ 1755.855683][T25362] batman_adv: batadv0: Adding interface: veth2007 [ 1755.862151][T25362] batman_adv: batadv0: The MTU of interface veth2007 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:38 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001dc, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1755.936637][T25362] batman_adv: batadv0: Not using interface veth2007 (retrying later): interface not active [ 1755.984306][T25352] batman_adv: batadv0: Removing interface: veth2007 [ 1756.002547][ T29] audit: type=1804 audit(1594786418.423:1326): pid=25373 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1452/cgroup.controllers" dev="sda1" ino=16379 res=1 04:13:38 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x41812}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x8080) 04:13:38 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000207, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:38 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001dd, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:38 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="5400001010000104000000000000000000000000be4b37c6fc8c3fe7a51dd06cd100d17865c2b12f34b43045bdcee4a2f475b8e93c18af1159915441fe62d4baf1735897e351a74d5aa72f9c232949a761b2ec90aa5d8f18b1c7465d4e86321e1fae55fe06e5afb6dcac2f6ac23cac8b35a44d9c8cbcc35c15c7116989365055544e3d5a4ccd172bd9006add2364d974b7e22ffa99a984bf8657dc108cd9f5f3ccbe65537cd099230e6a2a35974e9c0830a5ffb72401349fe946e5a675e0943a611714ebce3f8c90e0bdbd98c6bddc2aa0d91e32f835dd7caf6aa5776d05d53e7f8ad91b4594fab6c043a0507897766f63ff550bc256a966cc5378", @ANYRES32=0x0, @ANYBLOB="25370400000000002c00128009000100766c616e000000001c0002800600010000000000040003800c0002001f0000001200000008000500", @ANYRES32=r1, @ANYBLOB], 0x54}}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r4, r3, 0x0, 0x1000000e0) getsockopt$IP_SET_OP_GET_BYINDEX(r4, 0x1, 0x53, &(0x7f0000000040)={0x7, 0x7, 0x4}, &(0x7f0000000080)=0x28) 04:13:38 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a00000000ffffffff", @ANYRES32=r4], 0x20}}, 0x0) 04:13:38 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000208, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:39 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001de, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1756.675879][T25406] batman_adv: batadv0: Adding interface: veth2009 [ 1756.683842][T25406] batman_adv: batadv0: The MTU of interface veth2009 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1756.721109][ T29] audit: type=1804 audit(1594786419.143:1327): pid=25375 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1452/cgroup.controllers" dev="sda1" ino=16379 res=1 [ 1756.829814][T25406] batman_adv: batadv0: Not using interface veth2009 (retrying later): interface not active [ 1756.878675][T25410] batman_adv: batadv0: Removing interface: veth2009 04:13:39 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x34000}}], 0x1, 0x0, 0x0) 04:13:39 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000209, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:39 executing program 3: socket(0x10, 0x80002, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'batadv0\x00', r4}) r6 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r6, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000003c0)=ANY=[@ANYBLOB="540000001000010400"/20, @ANYRES32=0x0, @ANYBLOB="25370400000000002c00128009000100766c616e000000001c0002800600010000000000040003800c0002001f0000001200000008000500", @ANYRES32=r5, @ANYBLOB="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"], 0x54}}, 0x0) r7 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r8 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r8, r7, 0x0, 0x1000000e0) r9 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r9, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r9, 0x0) ioctl$sock_bt_bnep_BNEPCONNADD(r7, 0x400442c8, &(0x7f0000000040)={r9, 0x404, 0x0, "66f3ded00fe8667a32d6ceb0d652641f48a15f20d22ad5a1ab8c832a6d9b858ec25a40e04eab7f4f9d3f20e12d9898f94642ed8fd9e3de6b62479f3770d8a4f360aee07e70784efe1a3ba236f3db51e18f0bfda7af346060c29504ac04e72e88e8a44c172d27fa006843f09c4e6ed912e40612d60026725c204a9f6db5b468ef45cc148703fffab7a30af6c34b18dc0a2e07019bdb922f6af622ffdb6d172680068d931bbf5da561819e66e6dc88cb02e36abf96d87d40b7c9a1cca47b62b658831e5689bd0f3e456b7513d47bb9e33817"}) 04:13:39 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001df, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:39 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x40000}}], 0x1, 0x0, 0x0) [ 1756.981332][T25403] __nla_validate_parse: 2 callbacks suppressed [ 1756.981343][T25403] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1757.167198][ T29] audit: type=1804 audit(1594786419.593:1328): pid=25429 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1453/cgroup.controllers" dev="sda1" ino=16376 res=1 04:13:39 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001e0, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:39 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000020a, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1757.309447][T25448] device vlan37 entered promiscuous mode [ 1757.397595][ T29] audit: type=1804 audit(1594786419.823:1329): pid=25437 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1395/cgroup.controllers" dev="sda1" ino=16382 res=1 04:13:39 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:13:40 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001e1, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:40 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000020b, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1757.631376][T25464] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:40 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x400300}}], 0x1, 0x0, 0x0) [ 1757.822066][T25466] batman_adv: batadv0: Adding interface: veth2009 [ 1757.841415][T25466] batman_adv: batadv0: The MTU of interface veth2009 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:40 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001e2, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:40 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x40000}}], 0x1, 0x0, 0x0) 04:13:40 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000020c, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1758.008312][T25466] batman_adv: batadv0: Not using interface veth2009 (retrying later): interface not active [ 1758.077000][T25471] batman_adv: batadv0: Removing interface: veth2009 [ 1758.090662][ T29] audit: type=1804 audit(1594786420.513:1330): pid=25482 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1454/cgroup.controllers" dev="sda1" ino=16371 res=1 [ 1758.222154][T25479] device vlan37 entered promiscuous mode [ 1758.319710][T25464] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1758.389153][ T29] audit: type=1804 audit(1594786420.813:1331): pid=25498 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1396/cgroup.controllers" dev="sda1" ino=16342 res=1 04:13:40 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x50, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x18, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_ID={0x6, 0x1, 0x4}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x50}, 0x1, 0x0, 0x0, 0x20004010}, 0x40000) 04:13:40 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001e3, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:40 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000020d, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:40 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:13:40 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0xa00100}}], 0x1, 0x0, 0x0) [ 1758.625173][T25517] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:41 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001e4, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:41 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000020e, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1758.742621][ T29] audit: type=1804 audit(1594786421.163:1332): pid=25521 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1455/cgroup.controllers" dev="sda1" ino=16370 res=1 04:13:41 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000206, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1758.858931][T25522] batman_adv: batadv0: Adding interface: veth2011 [ 1758.873940][T25522] batman_adv: batadv0: The MTU of interface veth2011 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:41 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00'}) socket$nl_route(0x10, 0x3, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000000c0)=@newlink={0x60, 0x10, 0x401, 0x0, 0xffffffff, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6, 0x1, 0x1}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1, 0x12}}]}}}, @IFLA_IFALIAS={0x14, 0x14, 'macsec0\x00'}]}, 0x60}, 0x1, 0x0, 0x0, 0x894}, 0x40000) 04:13:41 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001e5, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1759.007706][T25522] batman_adv: batadv0: Not using interface veth2011 (retrying later): interface not active 04:13:41 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000020f, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1759.079779][T25523] batman_adv: batadv0: Removing interface: veth2011 04:13:41 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000040)=@newlink={0x68, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_VFINFO_LIST={0x40, 0x16, 0x0, 0x1, [{0x3c, 0x1, 0x0, 0x1, [@IFLA_VF_VLAN_LIST={0x2c, 0xc, 0x0, 0x1, [{0x14, 0x1, {0xf903, 0xbc8, 0xffffffe0, 0x8100}}, {0x14, 0x1, {0x400, 0x111, 0x9, 0x88a8}}]}, @IFLA_VF_TX_RATE={0xc, 0x3, {0x200, 0x101}}]}]}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x68}}, 0x0) 04:13:41 executing program 4: pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = socket(0x10, 0x803, 0x0) bind$pptp(0xffffffffffffffff, &(0x7f0000000040)={0x18, 0x2, {0x0, @loopback}}, 0x1e) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000000)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000240012800b000100627269646765000014000280050019000000000005002d"], 0x44}}, 0x0) write$binfmt_misc(r1, &(0x7f0000000000)=ANY=[], 0xfffffecc) r5 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r5, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r5, 0x0) r6 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000180)='NLBL_UNLBL\x00') sendmsg$NLBL_UNLABEL_C_STATICLIST(r5, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000001c0)={&(0x7f0000000280)={0xb0, r6, 0x2, 0x70bd2a, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @remote}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth0_to_bond\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'bond_slave_1\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_vlan\x00'}, @NLBL_UNLABEL_A_IFACE={0x14}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'bond_slave_0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @empty}]}, 0xb0}, 0x1, 0x0, 0x0, 0x1}, 0x4000000) splice(r0, 0x0, r2, 0x0, 0x8001, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, 0xffffffffffffffff, 0x0) r7 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r7, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r7, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r7, 0x84, 0x66, &(0x7f0000000040)={r8}, &(0x7f0000000140)=0x8) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(0xffffffffffffffff, 0x84, 0x75, &(0x7f0000000380)={r8, 0x9}, 0x8) 04:13:41 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x1000000}}], 0x1, 0x0, 0x0) [ 1759.229236][T25517] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:41 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001e6, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1759.480249][ T29] audit: type=1804 audit(1594786421.903:1333): pid=25574 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1456/cgroup.controllers" dev="sda1" ino=16376 res=1 04:13:41 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:13:41 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000210, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:42 executing program 3: r0 = socket(0x10, 0x80002, 0x0) setsockopt$bt_l2cap_L2CAP_LM(r0, 0x6, 0x3, &(0x7f0000000100)=0x8, 0x4) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000300)=ANY=[@ANYBLOB="540000001000010400"/20, @ANYRES32=0x0, @ANYBLOB="25370400000000002c00128009000100766c616e000000001c0002800603800c0002001f0000001200000008a46400a8cb516524f0795ce72045cd5c3818f9260f932ce5632d6098457ecca02427650c26e0d3f2060f42b64cbcabfc0c925d1f76739f7a3aef18de90a7d3e9895e66e6ff06705ae68b43ef578c06193f19a2f0fb9916c1e8f5d093235720f5fc675a9f0d43b9d8b73ed5297d06d61e6400a5c0e5608ea0992fd2695652bda020", @ANYRES32=r1, @ANYBLOB], 0x54}}, 0x0) ioctl$sock_SIOCADDRT(r0, 0x890b, &(0x7f0000000080)={0x0, @hci={0x1f, 0xffffffffffffffff, 0x3}, @tipc=@name={0x1e, 0x2, 0x2, {{0x43}}}, @generic={0x1d, "1af3e4f0d6a56195490269520eb4"}, 0xffff, 0x0, 0x0, 0x0, 0x80e8, &(0x7f0000000040)='macvlan0\x00', 0x6, 0x0, 0x4}) 04:13:42 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001e7, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1759.733616][T25585] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1759.747039][T25585] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. 04:13:42 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000211, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1759.777658][T25588] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:42 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x3000000}}], 0x1, 0x0, 0x0) 04:13:42 executing program 3: r0 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000000)={'batadv0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r4, r3, 0x0, 0x1000000e0) r5 = socket(0xa, 0x1, 0x0) close(r5) sendmmsg$inet_sctp(r5, &(0x7f0000000bc0)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000080)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x200, 0x0, 0x200}}], 0x20}], 0x1, 0x0) r6 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r6, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f00000002c0)={r7}, 0x8) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r3, 0x84, 0x6, &(0x7f0000000080)={r7, @in={{0x2, 0x4e21, @rand_addr=0x64010101}}}, &(0x7f0000000180)=0x84) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x43725}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x4}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1f, 0x12}}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x54}}, 0x0) r8 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r8, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r8, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, 0xffffffffffffffff, 0x0) ioctl$FS_IOC_MEASURE_VERITY(0xffffffffffffffff, 0xc0046686, &(0x7f0000000280)={0x0, 0x1c, "d3902cfddd9b72a4eaf96c43a8226b54465ec972663f6c14b927e839"}) ioctl$PPPIOCCONNECT(r8, 0x4004743a, &(0x7f0000000040)) 04:13:42 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001e8, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1759.928512][T25594] batman_adv: batadv0: Adding interface: veth2011 [ 1759.947403][T25594] batman_adv: batadv0: The MTU of interface veth2011 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1760.058993][T25594] batman_adv: batadv0: Not using interface veth2011 (retrying later): interface not active 04:13:42 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000212, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1760.100793][ T29] audit: type=1804 audit(1594786422.523:1334): pid=25607 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1457/cgroup.controllers" dev="sda1" ino=16379 res=1 [ 1760.199811][T25596] batman_adv: batadv0: Removing interface: veth2011 [ 1760.359555][T25588] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:42 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000210, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:42 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001e9, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:42 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000213, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:43 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:13:43 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x4000000}}], 0x1, 0x0, 0x0) 04:13:43 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ea, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:43 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000214, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1760.780714][T25642] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:43 executing program 4: syz_init_net_socket$bt_l2cap(0x1f, 0x0, 0x6) r0 = accept4(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x800) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) r3 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r3, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r3, 0x84, 0x66, &(0x7f0000000040)={r4}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000040)={r4, 0x7}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f00000000c0)={r5, 0x56e1}, 0x8) 04:13:43 executing program 3: r0 = socket(0x10, 0x80002, 0x0) r1 = socket$can_bcm(0x1d, 0x2, 0x2) recvmsg$can_bcm(r1, &(0x7f00000037c0)={0x0, 0x0, &(0x7f0000003740)=[{&(0x7f0000000540)=""/4096, 0x1000}, {&(0x7f0000000340)=""/124, 0x7c}, {&(0x7f0000001540)=""/4096, 0x1000}, {&(0x7f0000002540)=""/4096, 0x1000}, {&(0x7f00000003c0)=""/137, 0x89}, {&(0x7f0000003540)=""/141, 0x8d}, {&(0x7f0000003600)=""/185, 0xb9}, {&(0x7f00000036c0)=""/73, 0x49}], 0x8}, 0x10001) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r5, r4, 0x0, 0x1000000e0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000180)='nl80211\x00') r6 = syz_genetlink_get_family_id$nl80211(&(0x7f00000038c0)='nl80211\x00') sendmsg$NL80211_CMD_GET_REG(r4, &(0x7f0000003880)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000001c0)={&(0x7f0000003800)={0x60, r6, 0x10, 0x70fd31, 0x25dfdbfd, {}, [@NL80211_ATTR_WIPHY={0x8, 0x1, 0x3}, @NL80211_ATTR_REG_RULES={0x4}, @NL80211_ATTR_SOCKET_OWNER={0x4}, @NL80211_ATTR_REG_RULES={0x1c, 0x22, 0x0, 0x1, [@NL80211_ATTR_REG_RULE_FLAGS={0x8, 0x1, 0xfffffc00}, @NL80211_ATTR_FREQ_RANGE_START={0x8, 0x2, 0x6}, @NL80211_ATTR_FREQ_RANGE_MAX_BW={0x8, 0x4, 0x7}]}, @NL80211_ATTR_WIPHY={0x8}, @NL80211_ATTR_DFS_REGION={0x5, 0x92, 0xfb}, @NL80211_ATTR_WIPHY={0x8, 0x1, 0x2}, @NL80211_ATTR_USER_REG_HINT_TYPE={0x8}]}, 0x60}, 0x1, 0x0, 0x0, 0x80}, 0x20000800) sendmsg$BATADV_CMD_GET_MESH(r3, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000480)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) getsockname$packet(r3, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000240)=@newlink={0x48, 0x10, 0x439, 0x0, 0x0, {0x0, 0x0, 0x0, r8, 0x3}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @sit={{0x8, 0x1, 'sit\x00'}, {0x1c, 0x2, 0x0, 0x1, [@IFLA_IPTUN_LINK={0x8, 0x1, r7}, @IFLA_IPTUN_REMOTE={0x8, 0x3, @local}, @IFLA_IPTUN_TOS={0x5, 0x5, 0x1}]}}}]}, 0x48}}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000300)=ANY=[@ANYBLOB="5a3619973c0000000001080000000000000000", @ANYRES32=r7, @ANYBLOB="00000000000000001c001a8018000a8014000700fe"], 0x3c}}, 0x0) sendmmsg$alg(r0, &(0x7f00000000c0), 0x492492492492627, 0x0) [ 1760.876116][ T29] audit: type=1804 audit(1594786423.303:1335): pid=25640 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1458/cgroup.controllers" dev="sda1" ino=16370 res=1 [ 1760.970014][T25643] batman_adv: batadv0: Adding interface: veth2013 [ 1760.977700][T25643] batman_adv: batadv0: The MTU of interface veth2013 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:43 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000215, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:43 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001eb, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1761.107924][T25643] batman_adv: batadv0: Not using interface veth2013 (retrying later): interface not active [ 1761.171842][T25650] batman_adv: batadv0: Removing interface: veth2013 04:13:43 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x8000000}}], 0x1, 0x0, 0x0) 04:13:43 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ec, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:43 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000216, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1761.491363][ T29] audit: type=1804 audit(1594786423.913:1336): pid=25681 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1459/cgroup.controllers" dev="sda1" ino=16370 res=1 04:13:44 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ed, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:44 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:13:44 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000217, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:44 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ee, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:44 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000218, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:44 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000540)=ANY=[@ANYBLOB="4800000010000507000000000000000000000400", @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554372dddcb892ef8051404bde5bf296e3c566a03d724f7ea0800000000000000c5230709cff9260ce56b93b9797b4409f6e370d1515d2e1fa63259", @ANYRES32=0x0, @ANYBLOB="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"], 0x48}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000840)=ANY=[@ANYBLOB="600000001000810500"/20, @ANYRES32=0x0, @ANYBLOB="00000000000000003800128009000100766c616e000000032800028006000100000000000c000100000000000000000008000500", @ANYRES32=r3, @ANYBLOB], 0x60}}, 0x0) [ 1761.953368][T25704] batman_adv: batadv0: Adding interface: veth2015 [ 1761.962550][T25704] batman_adv: batadv0: The MTU of interface veth2015 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1762.116996][T25704] batman_adv: batadv0: Not using interface veth2015 (retrying later): interface not active [ 1762.172075][T25706] batman_adv: batadv0: Removing interface: veth2015 [ 1762.255950][T25719] __nla_validate_parse: 2 callbacks suppressed [ 1762.255960][T25719] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1762.311710][T25722] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1762.328721][T25722] netlink: 'syz-executor.4': attribute type 1 has an invalid length. [ 1762.347543][T25722] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 1762.366022][T25722] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1762.411381][T25700] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1762.520829][T25719] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1762.563701][T25719] netlink: 'syz-executor.4': attribute type 1 has an invalid length. [ 1762.571818][T25719] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 1762.593746][T25719] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1762.603704][T25722] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1762.612938][T25722] netlink: 'syz-executor.4': attribute type 1 has an invalid length. [ 1762.638946][T25722] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 1762.652366][T25722] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1762.913646][ T143] tipc: TX() has been purged, node left! 04:13:46 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000219, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:46 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001ef, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:46 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0xe000000}}], 0x1, 0x0, 0x0) 04:13:46 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:13:46 executing program 3: r0 = bpf$BPF_BTF_LOAD(0x12, &(0x7f00000003c0)={&(0x7f0000000000)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x2, [@struct]}}, 0x0, 0x26}, 0x20) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0xd, 0x3, &(0x7f0000000600)=ANY=[@ANYBLOB="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"], &(0x7f0000000080)='GPL\x00', 0x5, 0x1f6, &(0x7f00000002c0)=""/168, 0x0, 0x0, [], 0x0, 0x0, r0, 0x8, 0x0, 0x0, 0x10, &(0x7f0000000200), 0x1}, 0x6d) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000180)={r1, 0xc0, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) syz_emit_ethernet(0x85, &(0x7f00000004c0)={@multicast, @dev={[], 0x3f}, @void, {@ipv4={0x800, @tipc={{0x13, 0x4, 0x1, 0x2c, 0x77, 0x65, 0x0, 0xfc, 0x6, 0x0, @broadcast, @broadcast, {[@lsrr={0x83, 0xb, 0x12, [@local, @multicast2]}, @timestamp_addr={0x44, 0x2c, 0x3e, 0x1, 0xa, [{@local, 0x3}, {@private=0xa010101, 0x7}, {@local, 0x6}, {@local, 0x3}, {@initdev={0xac, 0x1e, 0x0, 0x0}, 0x8}]}]}}, @payload_named={{{{{0x2b, 0x0, 0x1, 0x0, 0x1, 0xa, 0x0, 0x2, 0x0, 0x0, 0x2, 0x1, 0x3, 0x2, 0x9, 0x8, 0x4, 0x4e21, 0x4e24}, 0x1, 0x3}, 0x1}}, [0x0, 0x0, 0x0]}}}}}, &(0x7f0000000240)={0x0, 0x2, [0xf2, 0x8e1, 0x5b2, 0x498]}) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x1, 0x3, &(0x7f0000001840)=ANY=[@ANYBLOB="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"], &(0x7f00002bf000)='syzkaller\x00', 0x4, 0x175, &(0x7f0000000040)=""/183}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x1c, 0x3, &(0x7f0000000200)=@framed={{0x18, 0x2}}, &(0x7f00000000c0)='GPL\x00', 0x4, 0x1000, &(0x7f000062b000)=""/4096, 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, r2, r3}, 0x78) bpf$PROG_LOAD(0x5, &(0x7f00002a0fb8)={0x9, 0x4, &(0x7f0000000000)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x0, 0x75, 0x0, 0x9800}, [@call={0x27}]}, &(0x7f0000000140)='GPL\x00', 0x4, 0x99, &(0x7f0000000180)=""/153, 0x0, 0x0, [0x2e], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, r2}, 0x78) 04:13:46 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f00000002c0)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) sendto$ax25(r1, &(0x7f0000000140)="f16d02f117580398e178c4cb96d7f08fd339b30e03206a828f0d117144836e03ce8cfb9833969eed3829fa8b51c170bbe87872af608ed437d08c4c945ae922699b8b70ae2855fff9ebfdaaf2dbce776690278f289823a75e7d6d4dbae4bbee1abb556fbbbb7126c2c00bfeec21f77c48d6bd43ab112dce5b3e677931d04e358a", 0x80, 0x4004080, 0x0, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)=ANY=[@ANYBLOB="24000000070601040000000000596fd17100000008000640fffffffd0500010007"], 0x24}}, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) setsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000000)={{{@in=@initdev={0xac, 0x1e, 0x1, 0x0}, @in6=@rand_addr=' \x01\x00', 0x4e21, 0x0, 0x4e23, 0x9, 0x2, 0x120, 0x20, 0x62}, {0x9a, 0x400, 0x9, 0x0, 0x7fffffff, 0xce, 0xffff}, {0x8, 0x180000000000, 0x401, 0xe2}, 0x5, 0x6e6bbd, 0x3, 0x1, 0x3}, {{@in6=@empty, 0x4d3, 0x2b}, 0xa, @in=@remote, 0x0, 0x0, 0x1, 0x32, 0xac, 0x3}}, 0xe8) setsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f00000001c0)={{{@in6=@loopback, @in6=@local, 0x4e22, 0xa68, 0x4e20, 0x7, 0x2, 0xa0, 0x20, 0x3a}, {0x6df8, 0x3, 0x7f, 0x1, 0x9, 0x945b, 0x8, 0x20}, {0x4, 0x6, 0x0, 0x400}, 0x9, 0x6e6bb8, 0x0, 0x1, 0x2, 0x3}, {{@in=@broadcast, 0x4d3, 0x2b}, 0x2, @in6=@local, 0x0, 0x4, 0x3, 0x10, 0x1, 0x200, 0x2}}, 0xe8) r5 = getgid() r6 = openat$cgroup(r3, &(0x7f00000003c0)='syz0\x00', 0x200002, 0x0) sendmsg$unix(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f00000001c0)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000000680)=[{&(0x7f0000000240)="cf1745445656b614996b6c3b7fc7cb8eb8456cc915da2269af96035ed97f27ef1bce82fe188680ec15e8d0a813bf1d25dca03a72d5c9fe758bed", 0x3a}, {&(0x7f0000000280)="eb21016172039740f1f7f757b63ef8c95ef1544ac6e4944538ff4126926c4a60bf39b89d87618ce17b5c73c9eb221c72604c03903733d547976aeba43de7c9b8c8b591a7166dee4c7cc2a8172a8952e86ce290eabb2d0e93fb0d1043a34555aa1d32e19cb8cb43c6d15811682448679d4bcb358b57134d8cb44b9fc952f40fee418b12970c68db3d01bae8cd1a271cf8d6186f526720a93a58342131ac94b2533ea362ca83a3b7cb9129a15ec00137d69a19c202aeadb18fd46a0c6142688d78c275aca65c934697c2e96127bcfcb8dd913675", 0xd3}, {&(0x7f0000000440)="1ce919805ffd695c5ef08575aac226245c5c775b30780f730de84fca67d4a6eaadc6a5e9edcda55d6d21cc43087f6404a4c578e1bdac1128fd79c5f7bdc968c7b2fabe89c5565028b0fb175d57cb5b0eeb91d581dfec695569ee00cb8e4fa7d5f9f250db37f5188f9b150ef86f9208de789babe368976f18b1d8ac433bad8b700227c5b8436f979233eb33347b2285a45e1f67c0b981e392876d06c6600e89fa106243bbb9dc028044cc71", 0xab}, {&(0x7f0000000380)="c2085e7adf21063ecbcb823e72181dfce780b81eadb15bcba32d2c50d28e0133f2221225a355a8aa271546f4047d767f0805e4585ff0450555df9f2248e1021b", 0x40}, {&(0x7f0000000500)="d62b3209a62b4c33d569f8e60da4457ce5fe447b6cfe0f0d60912120f9638ddc5471df10098f18f9b118ab3b8c011ed6da5bd08b8240cc0a7e122852610560beb3d2fa47d704f3cf3f860d81e7ede966750d", 0x52}, {&(0x7f0000000580)="d777ee320900c6d40ead1d09b1d32230c38ca878c6a5159c372524c6b43e3176efc72ee816efe75dd2a5ed80733cf020c5c1a25a3233d40fcc7ab4419a206e56d1e4eb9df9ada4adb023b0f31ebd0ffaae8f5b91dd887f420619e9971fa9e64cee2ef247a6be64e77016db8cbeb785a5ff1ff3a51974aa4273984ff6e4cbc5432694844bf404bf336ad6cd35e056c88555f51698326278bc6101b50d33b3984bf07cc06327e61a2f4b4ccbb6b17058694dbc7ceaee7e6c592ea9d60622cbfb5b9b3b3a75617b8ff2757f837d9fe61196941a07e4780073871a0dc734889310bd9d416b38557a76", 0xe7}], 0x6, &(0x7f0000000700)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0x0, r5}}}, @rights={{0x14, 0x1, 0x1, [r6]}}], 0x38, 0x4040000}, 0x24048001) r7 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r7, r4, 0x0, 0x1000000e0) setsockopt$packet_int(r4, 0x107, 0xf, &(0x7f00000000c0)=0x1, 0x4) r8 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r8, r3, 0x0, 0x100000002) [ 1764.536752][T25749] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1764.622819][ T29] audit: type=1804 audit(1594786427.043:1337): pid=25752 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1402/cgroup.controllers" dev="sda1" ino=16367 res=1 04:13:47 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000021a, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:47 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f0, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1764.687442][T25758] batman_adv: batadv0: Adding interface: veth2017 [ 1764.700203][T25758] batman_adv: batadv0: The MTU of interface veth2017 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1764.762825][ T29] audit: type=1804 audit(1594786427.073:1338): pid=25748 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1460/cgroup.controllers" dev="sda1" ino=16369 res=1 [ 1764.848184][T25758] batman_adv: batadv0: Not using interface veth2017 (retrying later): interface not active [ 1764.898924][T25762] batman_adv: batadv0: Removing interface: veth2017 04:13:47 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f1, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:47 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000021b, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1764.990237][T25749] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:47 executing program 4: r0 = socket(0x1000000010, 0x80002, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000600)={'syz_tun\x00', 0x0}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000ec0)=ANY=[@ANYBLOB="6c00000024000705ffeb55345c00000000000000", @ANYRES32=r2, @ANYBLOB="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"], 0x6c}}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r3, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r3, 0x0) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r3, 0x84, 0x8, &(0x7f0000000000)=0x7fffffff, 0x4) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl(r4, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe847a071") socket$netlink(0x10, 0x3, 0xa) sendmmsg$alg(r0, &(0x7f0000000200), 0x10efe10675dec68, 0x0) 04:13:47 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:13:47 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f2, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:47 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x60000000}}], 0x1, 0x0, 0x0) 04:13:47 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000021c, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1765.491550][T25803] batman_adv: batadv0: Adding interface: veth2019 [ 1765.507533][T25803] batman_adv: batadv0: The MTU of interface veth2019 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:48 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f3, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1765.541878][ T29] audit: type=1804 audit(1594786427.963:1339): pid=25804 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1461/cgroup.controllers" dev="sda1" ino=16381 res=1 04:13:48 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000021d, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1765.717764][T25803] batman_adv: batadv0: Not using interface veth2019 (retrying later): interface not active [ 1765.770995][T25805] netem: change failed [ 1765.790554][T25807] batman_adv: batadv0: Removing interface: veth2019 04:13:48 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f4, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:48 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x84000000}}], 0x1, 0x0, 0x0) 04:13:48 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000021e, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:48 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:13:48 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f5, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1766.202076][ T29] audit: type=1804 audit(1594786428.623:1340): pid=25842 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1462/cgroup.controllers" dev="sda1" ino=16376 res=1 [ 1766.389470][T25846] batman_adv: batadv0: Adding interface: veth2021 [ 1766.406746][T25846] batman_adv: batadv0: The MTU of interface veth2021 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:48 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f5, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:48 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000021f, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:48 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f6, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1766.552080][T25846] batman_adv: batadv0: Not using interface veth2021 (retrying later): interface not active [ 1766.611500][T25850] batman_adv: batadv0: Removing interface: veth2021 04:13:49 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000220, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:49 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0xc00e0000}}], 0x1, 0x0, 0x0) 04:13:49 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f7, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:49 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x84000000}}], 0x1, 0x0, 0x0) 04:13:49 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:13:49 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000221, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1766.928705][ T29] audit: type=1804 audit(1594786429.353:1341): pid=25875 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1463/cgroup.controllers" dev="sda1" ino=16379 res=1 04:13:49 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f8, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:49 executing program 3: r0 = socket$inet6(0xa, 0x4, 0xfffffffe) setsockopt$IP6T_SO_SET_REPLACE(r0, 0x29, 0x1a, &(0x7f0000000140)=ANY=[@ANYRESDEC], 0x4) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='memory.events\x00', 0x7a05, 0x1700) sendfile(r4, r3, 0x0, 0x100000001) r5 = socket(0x22, 0x2, 0x2) accept4$packet(r5, 0x0, 0x0, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r7 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000100)='NLBL_UNLBL\x00') sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r6, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000200)={&(0x7f0000000140)={0x48, r7, 0x100, 0x70bd2b, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_SECCTX={0x23, 0x7, 'system_u:object_r:var_log_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @remote}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000005}, 0x4000000) sendmsg$NLBL_UNLABEL_C_STATICLIST(r5, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000001c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="bd31c530000003", @ANYRES16=r7, @ANYBLOB="100029bd7000fddbdf250500000008000400000000001400020000000000000000000000000000000001"], 0x30}}, 0x4004) sendmsg$NLBL_UNLABEL_C_STATICLIST(r4, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x24, r7, 0x300, 0x70bd25, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast1}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x24040000) sendmsg$NLBL_UNLABEL_C_LIST(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x5000100}, 0xc, &(0x7f0000000040)={&(0x7f0000000180)={0x7c, r7, 0x4, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'ip6erspan0\x00'}, @NLBL_UNLABEL_A_SECCTX={0x28, 0x7, 'system_u:object_r:modem_device_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @local}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0x16}}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @broadcast}]}, 0x7c}, 0x1, 0x0, 0x0, 0x40080}, 0x4844) sendmmsg$inet6(r0, &(0x7f0000003f00)=[{{&(0x7f0000000080)={0xa, 0x0, 0x0, @loopback}, 0x1c, &(0x7f0000000700)=[{&(0x7f00000000c0)="e5", 0x1}], 0x1}}], 0x1, 0x0) 04:13:49 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x84000000}}], 0x1, 0x0, 0x0) 04:13:49 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000222, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:49 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f7, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1767.252032][T25896] batman_adv: batadv0: Adding interface: veth2023 [ 1767.266542][T25896] batman_adv: batadv0: The MTU of interface veth2023 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1767.308044][ T29] audit: type=1804 audit(1594786429.733:1342): pid=25908 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1406/cgroup.controllers" dev="sda1" ino=16377 res=1 04:13:49 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f9, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:49 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0xe000000}}], 0x1, 0x0, 0x0) [ 1767.393602][T25896] batman_adv: batadv0: Not using interface veth2023 (retrying later): interface not active 04:13:49 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0xffffff7f}}], 0x1, 0x0, 0x0) [ 1767.429718][ T29] audit: type=1804 audit(1594786429.733:1344): pid=25906 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1406/cgroup.controllers" dev="sda1" ino=16377 res=1 04:13:49 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000223, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1767.519934][T25902] batman_adv: batadv0: Removing interface: veth2023 [ 1767.537406][ T29] audit: type=1800 audit(1594786429.733:1343): pid=25908 uid=0 auid=0 ses=4 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.4" name="cgroup.controllers" dev="sda1" ino=16377 res=0 04:13:50 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001fa, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1767.669552][T25891] __nla_validate_parse: 6 callbacks suppressed [ 1767.669563][T25891] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1767.705330][ T29] audit: type=1804 audit(1594786430.133:1345): pid=25928 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1464/cgroup.controllers" dev="sda1" ino=16348 res=1 [ 1767.824597][ T29] audit: type=1804 audit(1594786430.233:1346): pid=25929 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1407/cgroup.controllers" dev="sda1" ino=16378 res=1 04:13:50 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:13:50 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000224, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:50 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001fb, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:50 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x4000000000000}}], 0x1, 0x0, 0x0) [ 1768.088479][T25948] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:50 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001fc, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:50 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000225, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:50 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f7, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:50 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) [ 1768.249361][T25952] batman_adv: batadv0: Adding interface: veth2025 [ 1768.256686][T25952] batman_adv: batadv0: The MTU of interface veth2025 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:50 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000226, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:50 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001fd, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1768.394057][T25952] batman_adv: batadv0: Not using interface veth2025 (retrying later): interface not active [ 1768.406375][ T29] audit: type=1804 audit(1594786430.833:1347): pid=25966 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1465/cgroup.controllers" dev="sda1" ino=16373 res=1 [ 1768.467447][T25953] batman_adv: batadv0: Removing interface: veth2025 04:13:51 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000227, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1768.561849][T25970] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. 04:13:51 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001fe, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1768.671535][T25973] batman_adv: batadv0: Adding interface: veth260 [ 1768.686359][T25973] batman_adv: batadv0: The MTU of interface veth260 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1768.752147][T25973] batman_adv: batadv0: Not using interface veth260 (retrying later): interface not active [ 1768.804527][T25982] batman_adv: batadv0: Removing interface: veth260 [ 1768.883380][T25948] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:51 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:13:51 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x40030000000000}}], 0x1, 0x0, 0x0) 04:13:51 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000228, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:51 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000201, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:51 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'vlan1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r5, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r8, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x2c, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r8, {0x0, 0xfff3}, {0x0, 0xffff}}, [@TCA_CHAIN={0x8, 0xb, 0x1}]}, 0x2c}}, 0x0) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(0xffffffffffffffff, 0x89f7, &(0x7f0000000080)={'syztnl0\x00', &(0x7f0000000240)={'syztnl0\x00', r8, 0x29, 0x20, 0x1, 0x4e, 0xa, @empty, @ipv4={[], [], @rand_addr=0x64010102}, 0x40, 0x7, 0x6, 0x4}}) sendmsg$FOU_CMD_ADD(0xffffffffffffffff, &(0x7f00000003c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000340)={0x6c, 0x0, 0x2, 0x70bd26, 0x25dfdbff, {}, [@FOU_ATTR_LOCAL_V4={0x8, 0x6, @initdev={0xac, 0x1e, 0x1, 0x0}}, @FOU_ATTR_IPPROTO={0x5, 0x3, 0x87}, @FOU_ATTR_LOCAL_V6={0x14, 0x7, @private1={0xfc, 0x1, [], 0x1}}, @FOU_ATTR_IFINDEX={0x8, 0xb, r9}, @FOU_ATTR_LOCAL_V6={0x14, 0x7, @private1={0xfc, 0x1, [], 0x1}}, @FOU_ATTR_PEER_V4={0x8, 0x8, @initdev={0xac, 0x1e, 0x0, 0x0}}, @FOU_ATTR_AF={0x5, 0x2, 0xa}, @FOU_ATTR_PORT={0x6, 0x1, 0x4e24}]}, 0x6c}}, 0x40400) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000dc0)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="3400000010000104000000000000008000000000", @ANYRES32=r10, @ANYBLOB="0000000000000000140012000c000100627269646765"], 0x34}}, 0x0) r11 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r11, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000006c0)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_MASTER={0x8, 0xa, r10}]}, 0x28}}, 0x0) [ 1769.143404][ T29] audit: type=1804 audit(1594786431.563:1348): pid=26012 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1466/cgroup.controllers" dev="sda1" ino=16377 res=1 04:13:51 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x4000000000001f7, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:51 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000202, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1769.186534][T26017] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:51 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000229, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:51 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000203, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1769.411732][T26023] batman_adv: batadv0: Adding interface: veth2027 [ 1769.431461][T26023] batman_adv: batadv0: The MTU of interface veth2027 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:51 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0xa0010000000000}}], 0x1, 0x0, 0x0) 04:13:51 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000022a, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1769.520919][T26023] batman_adv: batadv0: Not using interface veth2027 (retrying later): interface not active [ 1769.584486][T26025] batman_adv: batadv0: Removing interface: veth2027 [ 1769.642390][T26036] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 04:13:52 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000204, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1769.690380][T26021] bridge35: port 1(vlan1) entered blocking state [ 1769.702755][T26021] bridge35: port 1(vlan1) entered disabled state [ 1769.741168][T26021] device vlan1 entered promiscuous mode [ 1769.774498][T26017] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1769.903989][T26023] batman_adv: batadv0: Adding interface: veth2027 [ 1769.910459][T26023] batman_adv: batadv0: The MTU of interface veth2027 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:52 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:13:52 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000022b, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:52 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000205, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1769.977219][T26023] batman_adv: batadv0: Not using interface veth2027 (retrying later): interface not active [ 1770.003200][T26021] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 04:13:52 executing program 4: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={'syzkaller1\x00', 0x420000015001}) r1 = epoll_create(0x8) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000040)) preadv(r0, &(0x7f0000000240)=[{&(0x7f0000000100)=""/18, 0x3}], 0x1, 0x40000000) r2 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r2, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @multicast2}}) [ 1770.135769][T26080] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:52 executing program 3: connect$rxrpc(0xffffffffffffffff, 0x0, 0x0) sendmsg$IPCTNL_MSG_CT_GET_STATS_CPU(0xffffffffffffffff, 0x0, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000140)='yeah\x00', 0x5) connect$inet6(r0, &(0x7f0000000180)={0xa, 0x4001, 0x0, @dev={0xfe, 0x80, [], 0x1c}, 0xd}, 0x1c) sendmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0) socket(0x0, 0x803, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=ANY=[@ANYRES32, @ANYRESOCT], 0x38}}, 0x0) sendto$inet6(r0, &(0x7f0000000200)='\n', 0xfffffdef, 0x40080, 0x0, 0x1f4) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) ioctl$sock_netrom_SIOCADDRT(r1, 0x890b, &(0x7f0000000040)={0x1, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bpq0='bpq0\x00', 0x1, 'syz0\x00', @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x10000, 0x6, [@bcast, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default]}) 04:13:52 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000022c, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:52 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x100000000000000}}], 0x1, 0x0, 0x0) 04:13:52 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000206, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1770.271900][T26085] batman_adv: batadv0: Adding interface: veth2029 [ 1770.292060][T26085] batman_adv: batadv0: The MTU of interface veth2029 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:52 executing program 3: sendmsg$NFT_MSG_GETOBJ(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000100)={0xa, 0x8}, 0x293, &(0x7f0000000040)={0x0, 0xe}}, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r1, r0, 0x0, 0x1000000e0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r2, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000280)=ANY=[@ANYRES64=r0, @ANYBLOB="3d8f08398253ddd2f0d5ed987bd069426eaea1cc3eec0e0ee2b337eb47a3f470c92fd6639ed514bf0c3527d17dd9f4f246acc8a7164554a734e447783d3d90d8fe8ce05bf8823d7505e5de7747bf4148e261f070fd041282dbdf5746c21a8a0cad89848788a2b9c9e4e77af2b49b1100136e79d378c5d900", @ANYBLOB="075d528c671ba20d7f5f1a2d0f18c4d0914408062d12dd75d5f65f73300ad5946cc85d6884acac7cad61cdfc377199eaad868b4c0e01efa0dbfbb785025ef889da47eeb479dc9aec24a218cb81a5b038c9468a809ff9fea810016c7b36fd"], 0x1}, 0x1, 0x0, 0x0, 0x4800}, 0x0) r3 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_MSG_GETCHAIN(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={0x0}, 0x8}, 0x0) [ 1770.413840][T26085] batman_adv: batadv0: Not using interface veth2029 (retrying later): interface not active [ 1770.465239][T26086] batman_adv: batadv0: Removing interface: veth2029 04:13:52 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000207, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:53 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000022d, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:53 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000022e, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1771.132751][T26080] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:53 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:13:53 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000208, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:53 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x300000000000000}}], 0x1, 0x0, 0x0) [ 1771.447576][ T29] kauditd_printk_skb: 2 callbacks suppressed [ 1771.447590][ T29] audit: type=1804 audit(1594786433.873:1351): pid=26147 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1469/cgroup.controllers" dev="sda1" ino=16381 res=1 [ 1771.944747][T26153] batman_adv: batadv0: Adding interface: veth2031 [ 1771.951240][T26153] batman_adv: batadv0: The MTU of interface veth2031 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1772.003518][T26153] batman_adv: batadv0: Not using interface veth2031 (retrying later): interface not active [ 1772.038171][T26155] batman_adv: batadv0: Removing interface: veth2031 04:13:54 executing program 4: r0 = socket$inet6(0xa, 0x802, 0x73) syz_genetlink_get_family_id$nl80211(&(0x7f0000000080)='nl80211\x00') sendmsg$NL80211_CMD_GET_STATION(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, 0x0}, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x2ba) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000380)=ANY=[@ANYBLOB="3c0000001000850600"/20, @ANYRES32=r4, @ANYBLOB="fe2f0000000000001c0012000c000100626f6e64000000000c0002000800010001"], 0x3c}}, 0x0) sendmsg$nl_route(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=ANY=[@ANYBLOB="5000000010001fff000000000008000000000000", @ANYRES32=0x0, @ANYBLOB="4e3f0a02680b410329001200090001007625749cb05e09ae5b964e92686ead48913aa82747d000000000180002", @ANYRES32=0x0, @ANYBLOB="800010000800000000000000", @ANYRES32=r4], 0x50}}, 0x0) sendmmsg$sock(r0, &(0x7f0000003100)=[{{&(0x7f00000003c0)=@in={0x2, 0x4e23, @remote}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000140)="0fe2d977cd33b7775327fe6091c65875507aa9ca9e1b5c88816467b1", 0x1c}, {&(0x7f0000000240)="a8a459e0300bc786004619ff450e12cafec4a18c66b4638ee6c907ca863cd3ff8f73e4d5accc30d06504f72a460ab78f9ff6b9dc278c017b8bb3b7", 0x3b}], 0x2, &(0x7f0000003280)=[@mark={{0x14, 0x1, 0x24, 0x6}}, @txtime={{0x18, 0x1, 0x3d, 0x5}}, @timestamping={{0x14, 0x1, 0x25, 0x7fffffff}}, @timestamping={{0x14, 0x1, 0x25, 0x4}}, @mark={{0x14, 0x1, 0x24, 0x8}}, @mark={{0x14, 0x1, 0x24, 0x6}}, @txtime={{0x18, 0x1, 0x3d, 0x6}}, @txtime={{0x18}}, @txtime={{0x18, 0x1, 0x3d, 0x8}}], 0xd8}}, {{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000600)="1ccb758dd7c989509d42882b03c895155ce9870b3476247c640d86dfdfeb3e2dca37f36d05fd5566b8b16c7ced1c2f5ece7a151bc97855db57bdd52742e64def4c04efcdda163346f09bad23e9da8c22c8d3da1f6fb9e9e2bba719cef96294ec330890ca8e12881538c955b60eee2af153edc5d549879fb8dc25eb15faceccdd3ad82585732288f6fbc820e340b743bc8311b2543f4b7c7c4845a1fa4764435958c67c8aca30ad94f588493aa5c6ff3c8e4e695526029cfc60a184c77e182510ccb151097434ee8526e108642b7f62f670dfa171d98e93d70121e4a5cd4ff6eb549d4047fd6d8b3f7d57a86bf7258145682e", 0xf2}], 0x1, &(0x7f00000004c0)=[@timestamping={{0x14, 0x1, 0x25, 0x2}}], 0x18}}, {{&(0x7f0000000700)=@rxrpc=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x4e24, @remote}}, 0x80, &(0x7f0000000b80)=[{&(0x7f0000000780)}, {&(0x7f00000007c0)="b4b5c0604c6d02c69f7774c7dbd63ef1fb2d13f3", 0x14}, {&(0x7f0000000800)="0b04313df2782f71efbf01e89c0554d1b7d343399134c5b82a2392c2636001fccb747a67e2b8fbcbb0f509a25206d1addd2eec77e6dd96c7f77282f74b96d14675369d45aaaefa3eead16054f1edb87348611ebbe8fe681960693d4c939496760c44d6537c146e75814ccc4391e88edfba123a1bfdc1dfc2cb8970b851192ca64f4f55deb3d5c19de8ca51cda7dd6657dc94883a73c211e7f125c97da39b", 0x9e}, {&(0x7f00000008c0)="64619a2708ea437f85c1eb8816848672cebda1d0dd9f3a7dbccd610ff83eb3077ce075f34fcb84a807cdfdb3a53ec265ba35f6ea23d1cee20c8974c81331a25df98fc8edca3b7f63f0329b849beffc9654fcb2c901847e821630407417501999441ac4c9db8cdb15", 0x68}, {&(0x7f0000000940)="80ed829eb0d4245bb527aefc491ceed5fee0a6ef7067769387d39e0cc402f463592d55405ac045905aff83715987be92f2ef485ad8e0", 0x36}, {&(0x7f0000000980)="43c61dd32ce8a674b0a457265521db7374e6edacf0cfb6baa99f25f0357e4e1ab6797e342ae19328eb526c9d4f2b2442c9185d425b63ff8a81833c02a4edc63ec594b9e13b435a9a0cc1467448b2e9cbe6dd516777dcdae3dfa6bb0eeb83b32cc6afd7bd3aad683580c1080562332d7762e00fc9f2a749e184dea46ab285005d53ef528fbc0849dd573de0ad4f", 0x8d}, {&(0x7f0000000a40)="4c16470f73387b92a92e88fc0b81343379723a23090f267029b5b669dc12b5d9ba7b8d89d7252020aa7cf761c2d35fa839e025ef5ba4c318763935be669410af1e78cd2212854d75fd452a09a7f9a6a11d5556f7d71bfa3c1a01cc7faae15cf95a6a5e6efa8298280fb9f2ad6c948c38b2f598250e481edf60f20ffa4f55be5d6381b818003fdb8b364faf5c58921453a2e6d6acaed86cbb0f7b56f8336e0f82df6fa3a1c7ec44f429e81de018b70edc3e94c9534cfdb5065b2e616aef1cd3a3d48d8c2b63328ef06c53367c128e5c", 0xcf}, {&(0x7f0000000b40)="c822c8cbcdc89c52ee1c2ca76bb195df1040fb8740fdccf6cd4cdbb6af42e6d7615c953538", 0x25}], 0x8, &(0x7f0000000c00)=[@timestamping={{0x14, 0x1, 0x25, 0x4}}, @txtime={{0x18, 0x1, 0x3d, 0x800}}, @mark={{0x14, 0x1, 0x24, 0x3}}, @mark={{0x14, 0x1, 0x24, 0x1ff}}, @txtime={{0x18, 0x1, 0x3d, 0x8}}], 0x78}}, {{&(0x7f0000000c80)=@sco={0x1f, @fixed={[], 0x11}}, 0x80, &(0x7f0000002d00)=[{&(0x7f0000000d00)="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", 0x1000}, {&(0x7f0000001d00)="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", 0x1000}], 0x2, &(0x7f0000002d40)=[@timestamping={{0x14}}, @txtime={{0x18, 0x1, 0x3d, 0x40}}, @mark={{0x14, 0x1, 0x24, 0x2}}], 0x48}}, {{0x0, 0x0, &(0x7f0000002e80)=[{&(0x7f0000002dc0)="8cd9916cda27ff5ac693c187e4cacabca1b8b7d7f610bd5cce93e4378b76328ede17ea5ee09d34367c16a12281c4a8c9abe0bfcd632e345c3cccb9d4f3c48bfaa2e97a75046ebf86d12093e039ebe24d1f5d7e5e2987ddff3b0ef0e4e89fc6d31c3b636baa525c3d8fc6141cddfc5cbc6dfd46fdcfcd17fdc91723fe789fb6b3f57f7e1559994a1d006b1701", 0x8c}], 0x1, &(0x7f0000002ec0)}}, {{&(0x7f0000002f40)=@can, 0x80, &(0x7f0000004380)=[{&(0x7f0000002fc0)="57ebb54ec1fbcb68ce7864ae9bc0eed356a60e22430adea97801514ef505c1641d20569277f616a4299e7b383794a49cbff17eb2a983fbbd8fe488f5c78b16fe8ed84adc64d40dea631f5d1ce7540b0ebc85a60d6d822cf2c7991095a82979dc2cbbeff8b07f9912ec73104490857de6f40016609f524a1d1588908692f8a896fb1733a3313fbb4f43e9cceee4cc7fe1", 0x90}, {&(0x7f0000003080)="bd3d66b3e131e9079c3733d37e5c8c5d9b0dcf49cc2796", 0x17}, {&(0x7f0000000540)="1ca22bbe45ad029a6ba56e145827092bc17c651b276703857681630d6c52ecf30bfc1c8bae9754b6fc0dec33068c45d7c68d5a6e3290024875e81772195f6f8774ff8ebd3b19a15ee7183e7f85b882055287b8dd44db14c5323a5b58014df4557cd82d3cc30b5c3d8f46620ea7e559714ad5f25ce88d7e72ebef00e07fb1b9e6495e4920fd91234eae3038e88df114ae45168316ff4cae3171d5a733fbba2b4394861a11", 0xa4}, {&(0x7f0000002ec0)="088cbd570ca86ece59b5883408fcb56b7c6d07d074c96eee24da0ca5c2d09a2c2594e609a8149b5442f5ce4951e0910ea7a01af85705e91f6a660b446c8d211403", 0x41}, {&(0x7f0000003380)="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", 0x1000}], 0x5}}], 0x6, 0x4000009) r5 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000500)=ANY=[@ANYBLOB="2000000011000d04000000000000000010200000", @ANYRES32=r4, @ANYBLOB], 0x20}}, 0x0) r6 = socket(0x0, 0x0, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(0xffffffffffffffff, 0x89e1, &(0x7f0000000780)) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0) getsockname$packet(r6, 0x0, 0x0) getsockname$packet(r6, 0x0, 0x0) sendmsg$nl_route_sched(r6, 0x0, 0x0) sendmsg$NL80211_CMD_TRIGGER_SCAN(0xffffffffffffffff, 0x0, 0x0) 04:13:54 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000209, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:54 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000022f, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:54 executing program 3: socket$nl_netfilter(0x10, 0x3, 0xc) setsockopt$netlink_NETLINK_TX_RING(0xffffffffffffffff, 0x10e, 0xc, &(0x7f0000000080)={0x7ff}, 0x10) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, 0x0, 0x0) sendmsg$NFNL_MSG_CTHELPER_NEW(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000300)=ANY=[@ANYBLOB="38000000000901040000000000000000020000010800064000000000090001007300064000000000ffff044000000000"], 0x38}, 0x1, 0x0, 0x0, 0x4000000}, 0x20000000) sendto$x25(0xffffffffffffffff, &(0x7f0000000040)="e8309750c920248e40612fb2e4f592b825d1ebea0c407f9b3eb5e1be07d2de4e1459a7cc88657dcad08ae898ff416c7d8c459d6009d90288", 0x38, 0x800, 0x0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl(r1, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe847a071") syz_genetlink_get_family_id$nl80211(0x0) socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) socketpair(0x2c, 0x6, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000540)=@newlink={0x58, 0x10, 0x705, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @ipoib={{0xa, 0x1, 'ipoib\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_IPOIB_UMCAST={0x6, 0x3, 0x1}, @IFLA_IPOIB_PKEY={0x6, 0x1, 0x8000}]}}}, @IFLA_ADDRESS={0xa, 0x5, @local}, @IFLA_MASTER={0x8, 0xa, r3}]}, 0x58}}, 0x0) r5 = accept4$tipc(r2, &(0x7f0000000680), &(0x7f00000006c0)=0x10, 0x80000) connect$tipc(r5, &(0x7f0000000700)=@id={0x1e, 0x3, 0x1, {0x4e24}}, 0x10) 04:13:54 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x400000000000000}}], 0x1, 0x0, 0x0) 04:13:54 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) [ 1772.239571][T26187] netlink: 'syz-executor.4': attribute type 1 has an invalid length. [ 1772.340296][ T29] audit: type=1804 audit(1594786434.763:1352): pid=26183 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1470/cgroup.controllers" dev="sda1" ino=16374 res=1 04:13:54 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000230, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:54 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000020a, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1772.443191][T26187] device bond23 entered promiscuous mode 04:13:54 executing program 3: r0 = socket$inet6(0xa, 0x1, 0x8010800000000084) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$IP_VS_SO_GET_INFO(r2, 0x0, 0x481, &(0x7f0000000100), &(0x7f0000000180)=0xc) sendfile(r2, r1, 0x0, 0x1000000e0) ioctl$EXT4_IOC_GROUP_ADD(r2, 0x40286608, &(0x7f00000000c0)={0x401, 0x1, 0x3, 0x0, 0x1ff, 0xfdc}) sendmmsg$inet6(r0, &(0x7f0000001100)=[{{&(0x7f0000000040)={0xa, 0x0, 0x0, @rand_addr=' \x01\x00'}, 0x1c, &(0x7f0000000080)=[{&(0x7f0000000000)="fd", 0x1}], 0x1}}, {{&(0x7f0000000140)={0xa, 0x0, 0x0, @mcast1}, 0x1c, &(0x7f0000000280)=[{&(0x7f0000000740)='|', 0x1}], 0x1}}], 0x2, 0x4000040) [ 1772.644291][T26214] bond23 (unregistering): Released all slaves 04:13:55 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000020b, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:55 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000231, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:55 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x800000000000000}}], 0x1, 0x0, 0x0) [ 1772.755771][T26243] batman_adv: batadv0: Adding interface: veth2033 [ 1772.762237][T26243] batman_adv: batadv0: The MTU of interface veth2033 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1772.896190][T26243] batman_adv: batadv0: Not using interface veth2033 (retrying later): interface not active [ 1772.957195][T26247] batman_adv: batadv0: Removing interface: veth2033 [ 1773.008294][ T29] audit: type=1804 audit(1594786435.433:1353): pid=26295 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1471/cgroup.controllers" dev="sda1" ino=16378 res=1 [ 1773.072095][T26232] netlink: 'syz-executor.4': attribute type 1 has an invalid length. [ 1773.101087][T26187] __nla_validate_parse: 7 callbacks suppressed [ 1773.101097][T26187] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1773.140141][T26187] netlink: 25 bytes leftover after parsing attributes in process `syz-executor.4'. 04:13:55 executing program 4: r0 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) r1 = socket(0x40000000002, 0x3, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r3, r2, 0x0, 0x1000000e0) ioctl$sock_SIOCGIFVLAN_DEL_VLAN_CMD(r3, 0x8982, &(0x7f0000000080)={0x1, 'nr0\x00', {}, 0x1}) setsockopt$inet_int(r1, 0x0, 0x3, 0x0, 0x0) connect$netrom(r0, &(0x7f0000000000)={{0x6, @rose}, [@bcast, @null, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @null, @default, @null]}, 0x48) socket$nl_generic(0x10, 0x3, 0x10) listen(r0, 0x0) unshare(0x40000000) socket(0x0, 0x0, 0x0) socket(0x0, 0x0, 0x0) socket$inet6_sctp(0xa, 0x0, 0x84) recvmmsg(r0, &(0x7f0000000540)=[{{0x0, 0x3f000000, 0x0}}, {{0x0, 0x0, 0x0}}], 0x5dd, 0x40012062, 0x0) 04:13:55 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x400000000000000}}], 0x1, 0x0, 0x0) 04:13:55 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000232, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:55 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000020c, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1773.181816][T26237] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:55 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0xe00000000000000}}], 0x1, 0x0, 0x0) 04:13:55 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:13:55 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000020d, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:55 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000233, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1773.491632][T26329] IPVS: ftp: loaded support on port[0] = 21 [ 1773.512178][ T29] audit: type=1804 audit(1594786435.933:1354): pid=26316 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir485314586/syzkaller.Eq4uI6/2088/cgroup.controllers" dev="sda1" ino=16378 res=1 [ 1773.649366][T26341] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1773.673328][ T29] audit: type=1804 audit(1594786435.933:1355): pid=26328 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1472/cgroup.controllers" dev="sda1" ino=16370 res=1 04:13:56 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000020e, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:56 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000234, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1773.795683][T26348] batman_adv: batadv0: Adding interface: veth2035 [ 1773.802742][T26348] batman_adv: batadv0: The MTU of interface veth2035 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1773.889895][T26348] batman_adv: batadv0: Not using interface veth2035 (retrying later): interface not active [ 1773.926707][T26353] batman_adv: batadv0: Removing interface: veth2035 04:13:56 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000235, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:56 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000020f, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1774.140671][T26341] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1774.201227][T26386] IPVS: ftp: loaded support on port[0] = 21 04:13:58 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x6000000000000000}}], 0x1, 0x0, 0x0) 04:13:58 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000233, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:58 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000236, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:58 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000210, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:58 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) [ 1776.344973][T26430] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:58 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.events\x00', 0x275a, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.events\x00', 0x275a, 0x0) write$cgroup_int(r1, &(0x7f0000000200), 0xf000) sendfile(r1, r2, 0x0, 0xf03b0000) r3 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r3, &(0x7f0000000040)={0xa, 0x0, 0x0, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x4}, 0x1c) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x4e2c, 0x0, @ipv4={[], [], @local}}, 0x1c) sendmmsg(r3, &(0x7f00000092c0), 0x4ff, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) ioctl$sock_ipv6_tunnel_SIOCGET6RD(0xffffffffffffffff, 0x89f8, &(0x7f0000000640)={'syztnl0\x00', &(0x7f00000005c0)={'syztnl2\x00', 0x0, 0x29, 0x20, 0xf7, 0x1, 0x55, @private2={0xfc, 0x2, [], 0x1}, @initdev={0xfe, 0x88, [], 0x1, 0x0}, 0x80, 0x7820, 0x0, 0x3}}) sendmsg$ETHTOOL_MSG_PAUSE_GET(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000008c0)={&(0x7f0000000940)=ANY=[@ANYBLOB="cc010000", @ANYRES16=0x0, @ANYBLOB="000426bd7000fcdbdf25150000000c00018008000100", @ANYRES32=0x0, @ANYBLOB="300001801400020076650068305f6d61637621180ea49f4957e29ef1e806affb0ea7c4bb9a3cd1f05681049f07d177a3f1d6b67c6712d51fa40735d54fa4c77c15897240b1918af3a8b96dd0b17467725a9bf7499d7005dba78b0d50a0088022adf24cca1cabb71605d76b9aa2ce80542c3e734729dbd849e5239c9513291094fa0b432381be42973c43a814559f95cbdd9a3addd2ee2792dcd2617f82854cc0154683e15260a336e4604dea34f7d44629c8e0b564a607d606f04ed64a4b7c18e1ebd1309a763037282e09b05a6c8fbd4106a3dd7e8d03e6519f388a3388d3bf0b96e8cdd31d5ccadc0359d32b4c3ce1324ea1c79f1272bffc02cc1555802b7f6db2adecbb051ea79ebc5304c4fc440db44cbc", @ANYRES32=0x0, @ANYRESHEX=r0, @ANYRES32=0x0, @ANYRESDEC, @ANYRES32=0x0, @ANYBLOB="08000100", @ANYRESDEC, @ANYBLOB="14000200776732000000000000000000000000000c00018008000300030000001400018008000100", @ANYRES32=0x0, @ANYBLOB="080003003a881123300001801400020076657468315f746f5f6261746164760008000100", @ANYRES32=0x0, @ANYBLOB="08000100", @ANYRESDEC=r1, @ANYBLOB="08000100", @ANYRES32=0x0, @ANYBLOB="48000180080003000200000008000100", @ANYRES32=0x0, @ANYBLOB="0800030002000000080003000000000008000100", @ANYRES32=0x0, @ANYBLOB="08000100", @ANYRESDEC=r4, @ANYBLOB="1400020076657468305f6d61637674617000000058000180080003000300000008000100", @ANYRES32=r4, @ANYBLOB="0800030001000000140002006272696467655f736c6176655f3100001400020064756d6d793000000000000000000000140002007866726d3000000000000000000000004c0001801400020076657468305f746f5f6873720000000008000100", @ANYRES32=0x0, @ANYBLOB="08000300030000001400020065727370616e3000000000000000000008000100", @ANYRES32=0x0, @ANYRESDEC, @ANYRES32=0x0, @ANYBLOB="04000180", @ANYRESDEC], 0x1cc}, 0x1, 0x0, 0x0, 0x4045}, 0x4881) sendfile(r3, r0, 0x0, 0x8000000000005) close(0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r5 = syz_init_net_socket$ax25(0x3, 0x5, 0x0) bind$ax25(r5, 0x0, 0x0) close(r5) ioctl$sock_TIOCOUTQ(r5, 0x5411, &(0x7f0000000000)) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.events\x00', 0x275a, 0x0) 04:13:58 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000211, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1776.451540][T26438] batman_adv: batadv0: Adding interface: veth2037 [ 1776.471168][ T29] audit: type=1804 audit(1594786438.893:1356): pid=26434 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1473/cgroup.controllers" dev="sda1" ino=16083 res=1 [ 1776.504892][T26438] batman_adv: batadv0: The MTU of interface veth2037 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:59 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000237, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1776.605177][T26438] batman_adv: batadv0: Not using interface veth2037 (retrying later): interface not active [ 1776.631110][T26444] batman_adv: batadv0: Removing interface: veth2037 04:13:59 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000212, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:13:59 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000238, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1776.800379][T26438] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:59 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x8400000000000000}}], 0x1, 0x0, 0x0) [ 1776.928857][T26430] batman_adv: batadv0: Adding interface: veth2037 04:13:59 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000213, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1776.958413][T26430] batman_adv: batadv0: The MTU of interface veth2037 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:13:59 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000239, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1777.022805][T26430] batman_adv: batadv0: Not using interface veth2037 (retrying later): interface not active 04:13:59 executing program 3: r0 = socket(0x10, 0x3, 0x0) ioctl$sock_ifreq(r0, 0x89f0, &(0x7f0000000080)={'sit0\x00', @ifru_data=&(0x7f0000000000)="b06f31673d3da2b793d4f9a507e3c9133ba7ce8f5e6e538ecf8829b08f7f4aae"}) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) r2 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r2, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x66, &(0x7f0000000040)={r3}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp_SCTP_ASSOCINFO(r1, 0x84, 0x1, &(0x7f0000000040)={r3, 0x1, 0x2, 0x8, 0x1, 0x1ff}, &(0x7f00000000c0)=0x14) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000000100)={0x3, 0x200, 0x800, 0x1f, r4}, 0x10) r5 = socket$inet6_udplite(0xa, 0x2, 0x88) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r5, 0x29, 0x20, &(0x7f0000000000)={@loopback, 0x0, 0x0, 0x2, 0x9}, 0x20) ioctl$sock_ifreq(r0, 0x89f1, &(0x7f0000000080)={'sit0\x00', @ifru_flags}) 04:13:59 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:13:59 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000214, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1777.198317][ T29] audit: type=1804 audit(1594786439.623:1357): pid=26480 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1474/cgroup.controllers" dev="sda1" ino=15896 res=1 [ 1777.234544][T26487] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:13:59 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000023a, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1777.479652][T26490] batman_adv: batadv0: Adding interface: veth2039 [ 1777.528772][T26490] batman_adv: batadv0: The MTU of interface veth2039 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1777.642939][T26490] batman_adv: batadv0: Not using interface veth2039 (retrying later): interface not active [ 1777.713224][T26492] batman_adv: batadv0: Removing interface: veth2039 [ 1777.840103][T26487] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1777.882676][ T29] audit: type=1804 audit(1594786440.303:1358): pid=26484 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1474/cgroup.controllers" dev="sda1" ino=15896 res=1 04:14:00 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000215, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:00 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000023b, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:00 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0xc00e000000000000}}], 0x1, 0x0, 0x0) 04:14:00 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.events\x00', 0x275a, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.events\x00', 0x275a, 0x0) write$cgroup_int(r1, &(0x7f0000000200), 0xf000) sendfile(r1, r2, 0x0, 0xf03b0000) r3 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r3, &(0x7f0000000040)={0xa, 0x0, 0x0, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x4}, 0x1c) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x4e2c, 0x0, @ipv4={[], [], @local}}, 0x1c) sendmmsg(r3, &(0x7f00000092c0), 0x4ff, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) ioctl$sock_ipv6_tunnel_SIOCGET6RD(0xffffffffffffffff, 0x89f8, &(0x7f0000000640)={'syztnl0\x00', &(0x7f00000005c0)={'syztnl2\x00', 0x0, 0x29, 0x20, 0xf7, 0x1, 0x55, @private2={0xfc, 0x2, [], 0x1}, @initdev={0xfe, 0x88, [], 0x1, 0x0}, 0x80, 0x7820, 0x0, 0x3}}) sendmsg$ETHTOOL_MSG_PAUSE_GET(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000008c0)={&(0x7f0000000940)=ANY=[@ANYBLOB="cc010000", @ANYRES16=0x0, @ANYBLOB="000426bd7000fcdbdf25150000000c00018008000100", @ANYRES32=0x0, @ANYBLOB="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", @ANYRES32=0x0, @ANYRESHEX=r0, @ANYRES32=0x0, @ANYRESDEC, @ANYRES32=0x0, @ANYBLOB="08000100", @ANYRESDEC, @ANYBLOB="14000200776732000000000000000000000000000c00018008000300030000001400018008000100", @ANYRES32=0x0, @ANYBLOB="080003003a881123300001801400020076657468315f746f5f6261746164760008000100", @ANYRES32=0x0, @ANYBLOB="08000100", @ANYRESDEC=r1, @ANYBLOB="08000100", @ANYRES32=0x0, @ANYBLOB="48000180080003000200000008000100", @ANYRES32=0x0, @ANYBLOB="0800030002000000080003000000000008000100", @ANYRES32=0x0, @ANYBLOB="08000100", @ANYRESDEC=r4, @ANYBLOB="1400020076657468305f6d61637674617000000058000180080003000300000008000100", @ANYRES32=r4, @ANYBLOB="0800030001000000140002006272696467655f736c6176655f3100001400020064756d6d793000000000000000000000140002007866726d3000000000000000000000004c0001801400020076657468305f746f5f6873720000000008000100", @ANYRES32=0x0, @ANYBLOB="08000300030000001400020065727370616e3000000000000000000008000100", @ANYRES32=0x0, @ANYRESDEC, @ANYRES32=0x0, @ANYBLOB="04000180", @ANYRESDEC], 0x1cc}, 0x1, 0x0, 0x0, 0x4045}, 0x4881) sendfile(r3, r0, 0x0, 0x8000000000005) close(0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r5 = syz_init_net_socket$ax25(0x3, 0x5, 0x0) bind$ax25(r5, 0x0, 0x0) close(r5) ioctl$sock_TIOCOUTQ(r5, 0x5411, &(0x7f0000000000)) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.events\x00', 0x275a, 0x0) 04:14:00 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:00 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000216, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1778.186394][T26532] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1778.204192][ T29] audit: type=1804 audit(1594786440.633:1359): pid=26531 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1475/cgroup.controllers" dev="sda1" ino=15841 res=1 04:14:00 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000023c, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1778.358594][T26535] batman_adv: batadv0: Adding interface: veth2041 [ 1778.382315][T26535] batman_adv: batadv0: The MTU of interface veth2041 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:00 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000217, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1778.551595][T26535] batman_adv: batadv0: Not using interface veth2041 (retrying later): interface not active [ 1778.611271][T26538] batman_adv: batadv0: Removing interface: veth2041 04:14:01 executing program 3: r0 = socket(0x10, 0x3, 0x0) ioctl$sock_ifreq(r0, 0x89f0, &(0x7f0000000080)={'sit0\x00', @ifru_data=&(0x7f0000000000)="b06f31673d3da2b793d4f9a507e3c9133ba7ce8f5e6e538ecf8829b08f7f4aae"}) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) r2 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r2, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x66, &(0x7f0000000040)={r3}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp_SCTP_ASSOCINFO(r1, 0x84, 0x1, &(0x7f0000000040)={r3, 0x1, 0x2, 0x8, 0x1, 0x1ff}, &(0x7f00000000c0)=0x14) setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000000100)={0x3, 0x200, 0x800, 0x1f, r4}, 0x10) r5 = socket$inet6_udplite(0xa, 0x2, 0x88) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r5, 0x29, 0x20, &(0x7f0000000000)={@loopback, 0x0, 0x0, 0x2, 0x9}, 0x20) ioctl$sock_ifreq(r0, 0x89f1, &(0x7f0000000080)={'sit0\x00', @ifru_flags}) 04:14:01 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000023d, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:01 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0xffffff7f00000000}}], 0x1, 0x0, 0x0) 04:14:01 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000218, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1778.735509][T26532] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:01 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000023e, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:01 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:01 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000219, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1778.997849][ T29] audit: type=1804 audit(1594786441.423:1360): pid=26577 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1476/cgroup.controllers" dev="sda1" ino=16257 res=1 [ 1779.117897][T26587] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1779.291228][T26590] batman_adv: batadv0: Adding interface: veth2043 [ 1779.312152][T26590] batman_adv: batadv0: The MTU of interface veth2043 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1779.440307][T26590] batman_adv: batadv0: Not using interface veth2043 (retrying later): interface not active 04:14:02 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000023a, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:02 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000023f, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:02 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000021a, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1779.516027][T26592] batman_adv: batadv0: Removing interface: veth2043 04:14:02 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x3}}], 0x1, 0x0, 0x0) [ 1779.670098][T26587] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:02 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000021b, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:02 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000280)='cgroup.controllers\x00', 0x275a, 0x0) ioctl$FS_IOC_FSSETXATTR(r0, 0x401c5820, &(0x7f0000000140)={0x20}) pwrite64(r0, &(0x7f0000000380)="c4454ede8726d3a1cbc8e8b5469e921346946820eeccf1df57a93dab4a5a991e61c043dce98b89932bf9f1bcc674eb527b441cf754c663f201adf8f169dfe3bc", 0x40, 0xc2) write$cgroup_int(r0, &(0x7f0000000000), 0xffffff6a) ioctl$FIBMAP(r0, 0x1, &(0x7f00000000c0)=0x1000) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cpuset.effective_cpus\x00', 0x275a, 0x0) r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$bt_BT_RCVMTU(r2, 0x112, 0xd, &(0x7f0000000080)=0x4, 0x2) write$cgroup_int(r1, &(0x7f0000000440)=0x4, 0x12) r3 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r4, r3, 0x0, 0x1000000e0) sendmsg$nl_route(r4, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4008000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="14000000520008002dbd70008fd8df2500000000dfd184345977bd31a8c3b3a8ad3976"], 0x14}, 0x1, 0x0, 0x0, 0x4000015}, 0x26008007) r5 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r6 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r6, r5, 0x0, 0x1000000e0) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f00000002c0)={0x0, @in={{0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x28}}}, 0x194e, 0x1}, &(0x7f0000000240)=0x90) getsockopt$inet_sctp_SCTP_RTOINFO(r5, 0x84, 0x0, &(0x7f00000003c0)={r7, 0x7, 0x2, 0x3}, &(0x7f0000000400)=0x10) ioctl$EXT4_IOC_ALLOC_DA_BLKS(r1, 0x660c) ioctl$EXT4_IOC_MOVE_EXT(r1, 0xc028660f, &(0x7f0000001300)={0x2880008, r0, 0x0, 0x8}) 04:14:02 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000213, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:02 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000240, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1779.876620][ T29] audit: type=1804 audit(1594786442.303:1361): pid=26617 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1477/cgroup.controllers" dev="sda1" ino=15922 res=1 04:14:02 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:02 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000021c, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:02 executing program 4: bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0xd, 0x4, &(0x7f0000000000)=@framed={{}, [@call={0x63, 0x11, 0xc}]}, &(0x7f00000000c0)='GPL\x00', 0x4, 0x1000, &(0x7f000062b000)=""/4096, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f0000003000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) close(r0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) sendmmsg$inet(r0, &(0x7f00000044c0)=[{{&(0x7f0000000040)={0x2, 0x4e22, @loopback}, 0x10, &(0x7f0000002480)=[{&(0x7f0000000200)="762508a9b1fa809a8b725e2fe85586ad06e7fe3ce1b197ff6830971903a5baa06407da41a61b0887bda9cd182cad10cdfc40321098c111a070b192a05f1f119f0af56e30edb34973b4ca779d514f06766bd5f14052a41bd519d0f4f6484deb3e0f81ad1b80279250151ba8ee229a925fd0c7e55ebcae49524314cc57f643d5eea3707955d8e402ee006eae8ddbc027903be9a6956b0da91e64a46fefa16af0d281118b36ec9d4ccb78e8eb680cd0cf34f20b553b08fd1bf8243df11c8f5302c1905c139f9e1908606b1a0fe9d655b21a75bbd5321915614db95511999cde838c891b", 0xe2}, {&(0x7f0000000300)="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", 0x1000}, {&(0x7f0000001300)="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", 0x1000}, {&(0x7f0000002300)="7d8bc04db6104d1057b79693dc5938cf1d10670ea64cba84b34134e3eeb54cf776f9c9b33599ae1ae73423d7a5a4be19c50262e9331f482a6b67421dfce718a15c945cb325cfff60f71fe2d7e8143dab83ceefd840ee4015188bde326a8baf6d828cb667023196706b9b0a6d9e966a43bbe41a42a0f1e898cbd6d87cca2bec4ee9d737deabb3e0aa9f566b7275e0483fd2643ce46f40b9cc50c0ec6d4bb64baa7627d2e8af86676bb00f31c7dd87be49f7aac83f819352f4b3ad19da3ffb774f38973711ff77df", 0xc7}, {&(0x7f0000000100)="b42eba37725c37906f9fe40aafe0bc5af9e3b3e1c387302338e036dc86ed17a48db88775549f80309109d58a051603b9b3f9e05bc409713ff22560fafebec15fa4af97b3d9dd8f1922530f715e4b3532e09a6c623ed06f5d6a54a6c679850c50b29aae4ba66cb0c90ddfe27eb813a272ad351dfa0a70657a22", 0x79}, {&(0x7f0000000080)="27f461b68f84e8e52ce10238c54d2deb0df5b565e1444dbc61455746a506be094cd6bd5c6d53d0aef6278441359a8591c32e4e74fd", 0x35}, {&(0x7f0000002400)="4cb93d2ae166b889ac71c026053b06a6d8638275b34b008d49f5957385642d1ce5d1324298ef99481ec47b448ef1ec0a7a8cc6c73b79aaaeb62f3b7c0e686e764673f721557cff26aca6d0552aadd147b93bb8ffe33121d1181a74077458b6d43afcede59b9ba47517", 0x69}], 0x7, &(0x7f0000002500)=[@ip_tos_u8={{0x11, 0x0, 0x1, 0x2b}}, @ip_retopts={{0x68, 0x0, 0x7, {[@ra={0x94, 0x4}, @timestamp_addr={0x44, 0x2c, 0x9c, 0x1, 0xf, [{@multicast1, 0x3}, {@dev={0xac, 0x14, 0x14, 0x39}, 0x68}, {@private=0xa010100, 0x20}, {@multicast1, 0xff}, {@rand_addr=0x64010102, 0xe37}]}, @lsrr={0x83, 0x17, 0x1d, [@initdev={0xac, 0x1e, 0x0, 0x0}, @loopback, @private=0xa010101, @empty, @multicast1]}, @lsrr={0x83, 0xf, 0xcc, [@empty, @empty, @private=0xa010102]}]}}}, @ip_tos_int={{0x14}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x20}}], 0xb0}}, {{&(0x7f00000025c0)={0x2, 0x4e21, @loopback}, 0x10, &(0x7f0000003740)=[{&(0x7f0000002600)="17d8024402221f4835f7df28d91a00ee4114774a6d796ac7699f221bd8ddda5e374f5977f97d9c78fd197d2e3daa411e21cb45e9adffd8ba02581264f66ee8be787da9d2f4d8be95a212efdd8fe4017bb870df79e939ff140d6029c90bdc5d41676e47852f2db899e0b3ca34feef486e29d181376840be9a2ff71156593eb7431afaba5eb4c14d459fd34e67ab1be37fa9a96b6f5c8702a6798df82ab60cfe97ae58f2cd90e8889cec39dcec585228e54af434ea", 0xb4}, {&(0x7f00000026c0)="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", 0x1000}, {&(0x7f00000036c0)="a9d034677a99c4d13a0abcb8aaeff409c451bb2a342e2389fda3386a559efda67df4cd5ff72c421567fc0a81b5d270dfbdb6fb996bdb273a809612f099460c9b3ebee82bcd18cc58bf95168c31119210c02434b0", 0x54}], 0x3}}, {{&(0x7f0000003780)={0x2, 0x4e20, @multicast1}, 0x10, &(0x7f0000003840)=[{&(0x7f00000037c0)="20d06227d4a40e54a5607753c32d6dbf986a220abd78046693b979f0f99639ed1c5a3dfa92fd8c60fd7fda4b254312bc3b2f40dfbac3a84de59503033f18b995ac", 0x41}], 0x1, &(0x7f0000003880)=[@ip_tos_u8={{0x11, 0x0, 0x1, 0x8a}}, @ip_pktinfo={{0x1c, 0x0, 0x8, {r5, @multicast1, @multicast2}}}, @ip_ttl={{0x14, 0x0, 0x2, 0x4}}, @ip_retopts={{0x34, 0x0, 0x7, {[@ssrr={0x89, 0x23, 0x37, [@rand_addr=0x64010101, @local, @private=0xa010101, @broadcast, @dev={0xac, 0x14, 0x14, 0x41}, @loopback, @rand_addr=0x64010102, @rand_addr=0x64010101]}]}}}], 0x88}}, {{&(0x7f0000003940)={0x2, 0x4e20, @loopback}, 0x10, &(0x7f0000003e00)=[{&(0x7f0000003980)="a3eb5e77771e617cc74d1792045d15d821a64ed62eb5659e87cfe33d93d6621a277205ebfd5e6b54ead5bfb5204e766bde9e09887d5552f9347270d02c18d3cd1c527e720dd2d240562ff6cc8746d58f593a616353599a84b338cac316e4ec2e0f914dea006b505a6b4fb8be7d411a87ba20eb444171cc51c76875460489257f817aed289a7af50f05bd730171516c0c3e16fbb91177a6b135aa4d523dccb51c29eedd7fd64c70d8d4298e7a982d21520fa2a69a7ef4b05cf52b6f8d5a35e4af36fa16aded551b61d862d42d0ea148ff70b5ec176572469d12018ee15c99e573af69141aa90f2a862f222489db979f1a30fa6a3da05988", 0xf7}, {&(0x7f0000003a80)="12a5c6905d89059e8ef16f", 0xb}, {&(0x7f0000003ac0)="01c532ab01be9f7e22412b6cba7c1b6b62d54795225da458ce12c309108cdf32e5ab5b357e", 0x25}, {&(0x7f0000003b00)="d44e4d03f02478143ae5ebcd9f5b1fa14e7d7c96899fb7aeab5ba4a418e91af65faa45fd2ceff62274268930afca972887978cdc3afe7a9974662fab6b6347064c3ee26d9d7eeffdcfa1f9b9f2e2af3e047ca570adbda0", 0x57}, {&(0x7f0000003b80)="bd02cc144c2e739c8816fd667d4d5dbc3557bf338c9e7f2af319de0f44a29b7621f8c84961b2b8a367dd008525d0072a2c74759f9ccc00d81e763d7ed77ec94e", 0x40}, {&(0x7f0000003bc0)="141ab9f652ee7585f7e60a31b6ccc2e19ccf57d2f02f658af6c493c875fb985c653f8df0f3bf5b2f92e584fa9dec81753672499484b51fca6a25a7d48f57778ff7671ac5691719562e90d3e26c3b416e7c013bb12a41497837352f0798fd91976ccf9d00bf7fea73e54f1d7c7eb348013f77ef808c03e686398ed52911a7d29b862e2d309754", 0x86}, {&(0x7f0000003c80)="6696ac7c5773496fe0bde2be22bc1b", 0xf}, {&(0x7f0000003cc0)="6f8bb98e8dc4a2b9cfd66dbb92a09c016958a4c281ce7e6f795129e0cb08d2d9d38f561a08694d8edd0e0423c500b7d492c910ea1ba0e16981f10f95e8cfa7d37c5389bd9e94c2e6d8e08d47727993f8da663938dcb5787144058d684850e0911fc0e9aab6902657eceb1d60e809cf9ee63e9464f8ab939b34e37a88f07b07ecc8a5b73d134ea90e6ecea940dd30a7f93d15c838651182687cce7295a8a06bbaad881884ae978981ec3a1f34147bc61ad3441db2ac73a79e14dc17046e71", 0xbe}, {&(0x7f0000003d80)="b79a4ae2b67c72f09e41a6bbbfd547309579592b7ddf7f0714da29fa9d6c7e3fa1078fdfa059a8e9eacaa3400ee928e13cb76d63f910", 0x36}, {&(0x7f0000003dc0)}], 0xa, &(0x7f0000003ec0)=[@ip_retopts={{0x34, 0x0, 0x7, {[@ra={0x94, 0x4}, @ssrr={0x89, 0x17, 0xa8, [@local, @local, @broadcast, @initdev={0xac, 0x1e, 0x1, 0x0}, @dev={0xac, 0x14, 0x14, 0x20}]}, @timestamp={0x44, 0x8, 0xcb, 0x0, 0xd, [0x42]}]}}}, @ip_tos_int={{0x14, 0x0, 0x1, 0x4}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0xff}}], 0x68}}, {{&(0x7f0000003f40)={0x2, 0x4e23, @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x10, &(0x7f0000004400)=[{&(0x7f0000003f80)="11a59c24bbc5af26722b", 0xa}, {&(0x7f0000003fc0)="b032197adb8c65ce2bd4925cca1e882928dea441617845da0638bcf977ef6ec965a8fefd7770a0ec283861e7885021d343705f0d9082c6c43a0ce3ab721bce7072e5d9fc8d234b63895a0bb05cb2", 0x4e}, {&(0x7f0000004040)="6932b3a3c6c72d9df002519cfc557cc12002797ce7b20e4f622004cb9d80539dbd2b2ed6be6a0bd072c67009bcdf21661c2b227dc652eaed2d9f0a940d65b6beb738b34665cb14d69ce3d8dff2634718d4971f96d533239f2d4157a3146e6600679049b948bbd01d304b7c5364968e4f00600d8f61a866a6dfc0addb539419461e6791f87ca4563b346086849e29135b", 0x90}, {&(0x7f0000004100)="b798b4f379ff36840acaf19d62a7b39511fd2aef8c21ea205068e2ee7c6102cc93731a933417d9073d33b911213f89348245daf4ac39d9b522cbd55cbcf1ef8e5c015aae5cf84751e247964245b831bb9b0b3386c409c6a95901e319aea9aa98ea45fa37083f9a4bf4c3fb5f9033cf84b21d4aa35075776b98658289e0cffd97ab4e5a6261806a8a421804414566d73f8cca90c17c1d0b61e1fc447a91b2856493e840d3879ee55c18aa", 0xaa}, {&(0x7f00000041c0)="ef34afd1144fd4d7284cd31f0fd4808902d4eb60b90c6928b2b4e8475182cc7dcf6fe1024c52a5143e6ee81362eab69696e1ea7536273ad7310a7476f1d015cef008efed30bb505091a963edea3dbcfa82d6d4f5f28dd722fabd2559f8d4916f3906e0dda086b7f2862a12bc41c3c03119c98f81441b9bbb1f016968c13b649a41ef25fc0b996d51fb6cf40c814fc7d1e09c7faaab4f760006de68779f7a378cf35f186292989bc223e783d6c139b13c4c3c6a43d1c97e032ac78eee4614ec78b8bb4f340e01bfe72fb2c5322c11ac", 0xcf}, {&(0x7f00000042c0)="aa1018ec7578e2d24289218fab6884105e10f129609a1e7ae279b0e169ea43634eb02db6b9fade0493b102cf87ebf0c016e659ac7be06b4a5877e61a9a80a8ecc2d31d77d82ee2d8a9860a0964e9bcb578b127e7a95a2a0451e59dce43ec8048ebc8b45ba10834423a8593b68873c2c4b7a9df41f8ad9ea2143156123732fa1285b53f1ba97eef9c3d7153a0fb7433361c3ac006637405d39c17bd40ec6606589cb611c325e434ddce272ba7c4", 0xad}, {&(0x7f0000004380)="82d73c1438cb079c54cdff508b65fa4e7f87a4723f4d11a84848a09b96e6387295fc4e018baa618d6206a1b2d516139d17b11685119bf8a7f24ec75f9c59efe14e686dc0559fee4a17f7d134914e7b844ec34fa235d6c036f0f9ec3e33eb1bde30f0eb", 0x63}], 0x7, &(0x7f0000004480)=[@ip_tos_u8={{0x11, 0x0, 0x1, 0xea}}, @ip_retopts={{0x24, 0x0, 0x7, {[@timestamp_prespec={0x44, 0x4, 0xd3, 0x3, 0xa}, @timestamp={0x44, 0xc, 0xdd, 0x0, 0x4, [0x5, 0x1]}, @end]}}}], 0x40}}], 0x5, 0x100448c4) 04:14:02 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000241, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1780.068311][T26632] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:02 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000021d, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:02 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x4}}], 0x1, 0x0, 0x0) [ 1780.254099][T26634] batman_adv: batadv0: Adding interface: veth2045 [ 1780.260745][T26634] batman_adv: batadv0: The MTU of interface veth2045 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:02 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000242, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1780.364856][T26634] batman_adv: batadv0: Not using interface veth2045 (retrying later): interface not active [ 1780.415237][T26638] batman_adv: batadv0: Removing interface: veth2045 04:14:02 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000021e, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1780.520257][T26632] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1780.559119][ T29] audit: type=1804 audit(1594786442.983:1362): pid=26665 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1478/cgroup.controllers" dev="sda1" ino=16382 res=1 04:14:03 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000243, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:03 executing program 3: mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x40031, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x2, 0x840000000000a132, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000540)='memory.events\x00', 0xb00000000065808, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r0, &(0x7f0000000140), 0xff4d) sendfile(r2, r1, 0x0, 0xffffffff800) sendfile(r2, r1, &(0x7f0000000040), 0x100000001) write$binfmt_elf64(0xffffffffffffffff, &(0x7f0000000280)=ANY=[@ANYBLOB="71100040f726dd4ca516669c91ca024bc01662b14963d63b8d20bcaa28554c87697279e722793c50d7c1c7fef7f6128b298da96d9d66241ea436e1079ca8f36b93f983f3d2069de47806"], 0x0) write$binfmt_misc(0xffffffffffffffff, 0x0, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$L2TP_CMD_SESSION_GET(r3, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x10) syz_genetlink_get_family_id$tipc2(0x0) syz_genetlink_get_family_id$ipvs(0x0) sendmsg$IPVS_CMD_ZERO(0xffffffffffffffff, &(0x7f00000091c0)={0x0, 0x0, &(0x7f0000009180)={&(0x7f00000016c0)={0x28, 0x0, 0x0, 0x70bd2b, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_DEST={0x4}, @IPVS_CMD_ATTR_DEST={0x4}, @IPVS_CMD_ATTR_SERVICE={0x4}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8}]}, 0x28}}, 0x4) sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000001c0)={&(0x7f0000000580)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="00042bbd7000fddbdf250a000000080004000c04000004004380080004010025860e0897accaac1816f6adc6e63b053e202b3146580ea671cad6ac90f4e68478f25ef7af0166dd4fa076f5412a286a3d6b70c6a8e15c36ad00000023c2ee3b31d6837d1e10bb20e254d479e4423a35244502ab7bfb9b31ba8de1b74a8ee76dc6ae09449646b86e2f0e93357bc491db25812d83480abf2a9d217a0d5802bd19fbde6ac56005935f3776a74bad24506a1c0d6c762cd3d13087f56a2136e3d91fa2b14a7ed05035703c2866cac2fa8c67e0d2d11b43af47a96c5a4d8c10d13079ce14f58bb62e"], 0x38}, 0x1, 0x0, 0x0, 0x14}, 0x4c000) socket$inet_sctp(0x2, 0x0, 0x84) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000080)='NLBL_CIPSOv4\x00') openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.events\x00', 0x275a, 0x0) 04:14:03 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000480)=@newlink={0x34, 0x10, 0x705, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0x4}}}]}, 0x34}}, 0x0) write$binfmt_script(r0, &(0x7f0000000240)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) r3 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r3, r2, 0x0, 0x100000001) connect$vsock_stream(0xffffffffffffffff, &(0x7f0000000140)={0x28, 0x0, 0x0, @host}, 0x10) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) syz_init_net_socket$ax25(0x3, 0x0, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MAX_SIZE(0xffffffffffffffff, 0x28, 0x2, &(0x7f0000000200), 0x8) 04:14:03 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000021f, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:03 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:03 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x8}}], 0x1, 0x0, 0x0) 04:14:03 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000244, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1781.452610][T26711] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1781.511216][ T29] audit: type=1804 audit(1594786443.933:1363): pid=26706 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1418/cgroup.controllers" dev="sda1" ino=16375 res=1 04:14:04 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000220, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:04 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000245, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1781.643378][ T29] audit: type=1804 audit(1594786443.973:1364): pid=26718 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir485314586/syzkaller.Eq4uI6/2093/memory.events" dev="sda1" ino=16383 res=1 [ 1781.652633][T26717] batman_adv: batadv0: Adding interface: veth2045 [ 1781.745992][T26717] batman_adv: batadv0: The MTU of interface veth2045 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1781.824650][ T29] audit: type=1800 audit(1594786443.973:1365): pid=26718 uid=0 auid=0 ses=4 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.3" name="memory.events" dev="sda1" ino=16383 res=0 04:14:04 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000246, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:04 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000221, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1781.915109][T26717] batman_adv: batadv0: Not using interface veth2045 (retrying later): interface not active [ 1781.940505][ T29] audit: type=1804 audit(1594786443.983:1366): pid=26718 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir485314586/syzkaller.Eq4uI6/2093/memory.events" dev="sda1" ino=16383 res=1 [ 1781.995959][T26719] batman_adv: batadv0: Removing interface: veth2045 [ 1782.089489][ T29] audit: type=1804 audit(1594786443.983:1367): pid=26721 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1479/cgroup.controllers" dev="sda1" ino=16378 res=1 04:14:04 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0xe}}], 0x1, 0x0, 0x0) [ 1782.160673][T26711] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:04 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000247, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1782.253283][ T29] audit: type=1804 audit(1594786444.023:1368): pid=26715 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1418/cgroup.controllers" dev="sda1" ino=16375 res=1 [ 1782.324539][ T29] audit: type=1804 audit(1594786444.293:1369): pid=26736 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir485314586/syzkaller.Eq4uI6/2093/memory.events" dev="sda1" ino=16383 res=1 [ 1782.424657][ T29] audit: type=1804 audit(1594786444.743:1370): pid=26725 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir485314586/syzkaller.Eq4uI6/2093/memory.events" dev="sda1" ino=16383 res=1 04:14:05 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r1, r0, 0x0, 0x1000000e0) r2 = openat$cgroup(r0, &(0x7f0000000000)='syz0\x00', 0x200002, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r4, r3, 0x0, 0x1000000e0) sendmsg$RDMA_NLDEV_CMD_DELLINK(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x18, 0x1404, 0x100, 0x70bd28, 0x25dfdbfe, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8}]}, 0x18}}, 0x11) openat$cgroup_ro(r2, &(0x7f0000000080)='cpuacct.stat\x00', 0x0, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) r6 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r5, 0x8914, &(0x7f0000000040)={'vxcan1\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r6, 0x8914, &(0x7f0000000140)={'vxcan1\x00', 0xfd}) [ 1782.597177][ T29] audit: type=1804 audit(1594786444.773:1371): pid=26731 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir485314586/syzkaller.Eq4uI6/2093/memory.events" dev="sda1" ino=16383 res=1 [ 1782.682775][ T29] audit: type=1804 audit(1594786444.893:1372): pid=26762 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1480/cgroup.controllers" dev="sda1" ino=16273 res=1 [ 1782.926181][T26777] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1782.937943][T17142] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1782.953724][T17142] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready 04:14:05 executing program 4: mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x40031, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x2, 0x840000000000a132, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000540)='memory.events\x00', 0xb00000000065808, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r0, &(0x7f0000000140), 0xff4d) sendfile(r2, r1, 0x0, 0xffffffff800) sendfile(r2, r1, &(0x7f0000000040), 0x100000001) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) write$binfmt_elf64(r3, &(0x7f0000000100)=ANY=[@ANYBLOB="d33d369a1c57fd82ca8df7db04e76a11c34f2ac62cd280b5de8731ecdafa9d7db254119f036d0035"], 0x0) write$binfmt_misc(r3, &(0x7f0000000140)=ANY=[], 0xfef0) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$L2TP_CMD_SESSION_GET(r4, 0x0, 0x20000005) pipe(&(0x7f0000008f40)) syz_genetlink_get_family_id$tipc2(0x0) syz_genetlink_get_family_id$fou(0x0) sendmsg$FOU_CMD_DEL(0xffffffffffffffff, 0x0, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000008fc0)='IPVS\x00') sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, 0x0, 0x0) sendmsg$IPVS_CMD_GET_SERVICE(r3, &(0x7f0000000200)={&(0x7f0000000080), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) socket$inet6_udplite(0xa, 0x2, 0x88) writev(0xffffffffffffffff, &(0x7f0000000800)=[{&(0x7f0000000180)}, {&(0x7f0000000240)="5c8aae08aad2f771ad89190786df5a84d36e244413efbf1a999a7bbdbe170f51bccb2254542cf4a4bc0cc91f324c9e52970cf208bf7f6f411520ce8301e04f2f5317e0f330d849249e43f4c0ff8728fba38aa53434470964079e40a1402882730a517fab35de77ed7e", 0x69}, {&(0x7f00000002c0)="88705c8a3b7cdfb65cafa01a1c618bbf52ff1038284024661da457eff4218ab08bff105d905d8ddc3062767b59407432f9a4c1e2d5c0a93a57d23971a728e6fb13a1343f936b96c9dc45c2bcda0207038e2b6ca14af87fc7ca3a2a14d63d0e969e91478a670b76bc1a08c20289178adf9bf940d1c5d8a0cb9a7f831c", 0x7c}, {&(0x7f0000000340)}, {&(0x7f0000000640)="e95d3f462d373df306deb38bb2a39b303569931cc2bffefdbab646cdc2fb435206f9ff5db2e702b786d1be3c2ee78218ad6a380b42fe2d42ab5932a5fcd8ed78d163e2677406c3810d3eaa3c41369b6fa75b0670ada4df278b70756ac83a5531d0b07556f106858bc5d96bf2d34a02543db33840cc0d6f41c7aa9869b173a3aea0ea0fe74c4ec3a6", 0x88}, {&(0x7f0000000700)="4a01eda2102f4aa1e6068c48e8a72f7d615bf785ac7cf1b3414a1ce32865397ab9847652803467ddc0b234ef4a237009a95879c8ae431f8dcb59bbf61454d5b899a0d555c4fd53af749d688147a5ca82981fceac765394273b", 0x59}, {&(0x7f0000000380)="70384c336a7f", 0x6}], 0x7) socket$inet_sctp(0x2, 0x0, 0x84) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.events\x00', 0x275a, 0x0) 04:14:05 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:05 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000222, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:05 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000248, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:05 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x60}}], 0x1, 0x0, 0x0) [ 1783.180165][T26777] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1783.209158][T17142] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1783.226734][T17142] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready 04:14:05 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe847a071") r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) accept$packet(r1, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000000c0)=0x14) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r3, &(0x7f0000000040)=ANY=[], 0xfea7) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x10012, r3, 0x0) r4 = socket$inet(0xa, 0x801, 0x84) setsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r4, 0x84, 0x21, &(0x7f0000000000), 0x4) [ 1783.310889][T26792] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:05 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000223, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:05 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000249, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1783.567725][T26798] batman_adv: batadv0: Adding interface: veth2047 [ 1783.583938][T26798] batman_adv: batadv0: The MTU of interface veth2047 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:06 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000224, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1783.736328][T26798] batman_adv: batadv0: Not using interface veth2047 (retrying later): interface not active 04:14:06 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44004902, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1783.802189][T26802] batman_adv: batadv0: Removing interface: veth2047 04:14:06 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x84}}], 0x1, 0x0, 0x0) [ 1783.903882][T26798] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:06 executing program 3: ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000003c40)={0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000003c80)=@assoc_id=0x0, &(0x7f0000003cc0)=0x4) setsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000003d00)={0x8000, 0x8005, 0x5, 0x7fff, r1}, 0x10) r2 = socket$inet6(0xa, 0x2, 0x1) setsockopt$inet6_IPV6_RTHDRDSTOPTS(r2, 0x29, 0x37, &(0x7f0000003d40)={0x67, 0x8, [], [@hao={0xc9, 0x10, @private2}, @enc_lim={0x4, 0x1, 0x3c}, @calipso={0x7, 0x10, {0x3, 0x2, 0x1, 0xc7ef, [0x0]}}, @padn={0x1, 0x4, [0x0, 0x0, 0x0, 0x0]}, @enc_lim={0x4, 0x1, 0x9}, @generic={0x5, 0xb, "4652443be294fdff7d99f3"}, @padn={0x1, 0x1, [0x0]}]}, 0x48) pipe(&(0x7f0000003dc0)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$nfc_llcp_NFC_LLCP_RW(r4, 0x118, 0x0, &(0x7f0000003e00)=0x7, 0x4) r5 = bpf$ITER_CREATE(0x21, &(0x7f0000003e40)={r4}, 0x8) mmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x0, 0x80010, r5, 0x789c2000) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000003e80)='./cgroup.net/syz1\x00', 0x1ff) getsockopt$SO_COOKIE(0xffffffffffffffff, 0x1, 0x39, &(0x7f0000003ec0), &(0x7f0000003f00)=0x8) r6 = socket(0x10, 0x79830ace3deadb49, 0x5fd8) r7 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000006600)='NLBL_UNLBL\x00') sendmsg$NLBL_UNLABEL_C_LIST(r6, &(0x7f0000006740)={&(0x7f00000065c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000006700)={&(0x7f0000006640)={0x94, r7, 0x1, 0x70bd2d, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_SECCTX={0x2c, 0x7, 'system_u:object_r:inetd_child_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'netdevsim0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0xf}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={[], [], @private=0xa010102}}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x94}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040) ioctl$sock_SIOCBRADDBR(r3, 0x89a0, &(0x7f0000006780)='ip6_vti0\x00') r8 = accept4$packet(r0, &(0x7f00000067c0)={0x11, 0x0, 0x0}, &(0x7f0000006800)=0x14, 0x800) ioctl$sock_SIOCSIFVLAN_SET_VLAN_EGRESS_PRIORITY_CMD(r8, 0x8983, &(0x7f0000006840)={0x3, 'dummy0\x00', {}, 0x3f}) r10 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f00000070c0)='cpu.stat\x00', 0x0, 0x0) r11 = syz_genetlink_get_family_id$team(&(0x7f0000007140)='team\x00') sendmsg$TEAM_CMD_NOOP(r10, &(0x7f0000008900)={&(0x7f0000007100)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000088c0)={&(0x7f00000087c0)={0xd8, r11, 0x300, 0x70bd2b, 0x25dfdbfb, {}, [{{0x8, 0x1, r9}, {0xbc, 0x2, 0x0, 0x1, [{0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x5}, {0x8, 0x4, 0x10001}}, {0x8}}}, {0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x5}, {0x8, 0x4, 0x1}}, {0x8, 0x6, r9}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x5}, {0x8}}}]}}]}, 0xd8}, 0x1, 0x0, 0x0, 0x480}, 0x40080) [ 1784.146808][T26792] batman_adv: batadv0: Adding interface: veth2047 [ 1784.153736][T26792] batman_adv: batadv0: The MTU of interface veth2047 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:06 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44004902, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1784.332586][T26792] batman_adv: batadv0: Not using interface veth2047 (retrying later): interface not active 04:14:06 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:06 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) sendmsg$NL80211_CMD_SET_BSS(r1, &(0x7f0000000400)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000003c0)={&(0x7f0000000340)={0x50, 0x0, 0x7, 0x70bd2d, 0x25dfdbfb, {}, [@NL80211_ATTR_P2P_OPPPS={0x5}, @NL80211_ATTR_BSS_SHORT_PREAMBLE={0x5, 0x1d, 0x1f}, @NL80211_ATTR_IFINDEX={0x8}, @NL80211_ATTR_P2P_CTWINDOW={0x5, 0xa2, 0x2}, @NL80211_ATTR_P2P_CTWINDOW={0x5, 0xa2, 0x15}, @NL80211_ATTR_AP_ISOLATE={0x5, 0x60, 0x5}, @NL80211_ATTR_WDEV={0xc, 0x99, {0x3ff, 0x4}}]}, 0x50}, 0x1, 0x0, 0x0, 0x40400c0}, 0x40000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) setsockopt$inet6_MRT6_DEL_MFC_PROXY(r1, 0x29, 0xd3, &(0x7f0000000100)={{0xa, 0x4e22, 0x1, @mcast2, 0xec}, {0xa, 0x4e24, 0x6, @dev={0xfe, 0x80, [], 0x17}, 0x96c8}, 0x1, [0xffffffff, 0x1f, 0x9, 0x2, 0x6bc, 0xa509, 0x1, 0xa672]}, 0x5c) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r2, 0x0) ioctl$PPPIOCSACTIVE(r2, 0x40107446, &(0x7f0000000040)={0x4, &(0x7f0000000000)=[{0x7ff, 0x9, 0x4, 0xe0a}, {0x51, 0x0, 0x4}, {0xac2, 0x1c, 0x15, 0x1}, {0x0, 0x4, 0x1f, 0x8}]}) r3 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) ioctl$PPPOEIOCSFWD(0xffffffffffffffff, 0x4008b100, &(0x7f0000000180)={0x18, 0x0, {0x4, @broadcast, 'tunl0\x00'}}) sendfile(r4, r3, 0x0, 0x1000000e0) ioctl$SIOCX25GSUBSCRIP(r3, 0x89e0, &(0x7f0000000200)={'veth1_to_bridge\x00', 0x6}) 04:14:06 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000225, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:06 executing program 3: r0 = socket(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000340)='io.stat\x00', 0x0, 0x0) ioctl$sock_bt_hidp_HIDPGETCONNINFO(r3, 0x800448d3, &(0x7f0000000380)={@any, 0xfff, 0xfcd2, 0xb94d, 0x5, 0x3, "495219205afc53428f68204ddfe9ed50af3df539b8542d1ecbf0cf73ebb2180d90d7218dea8c8253064380693ed140349fc3c91a23c03bc9134cea09391efa62f171fe847842557f61c809328f7aeb2a153422dabf43f4c12417164fa7ae9de2386872a874f46a7374916faec2257d941dc7a3600ce59961098069c2d5d5add8"}) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r6, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r6, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=ANY=[@ANYBLOB="380000002800310f00"/20, @ANYRES32=r6, @ANYBLOB="000000000000ffff0007000000000100667700000c0002000800018000000000"], 0x38}}, 0x0) ioctl$sock_ipv6_tunnel_SIOCCHGTUNNEL(r0, 0x89f3, &(0x7f00000001c0)={'syztnl1\x00', &(0x7f0000000100)={'ip6_vti0\x00', r6, 0x4, 0xff, 0xae, 0x10, 0x1e, @initdev={0xfe, 0x88, [], 0x1, 0x0}, @private2, 0x8000, 0x8000, 0x6, 0x1f}}) ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL(r0, 0x89f0, &(0x7f00000002c0)={'erspan0\x00', &(0x7f0000000200)=ANY=[@ANYBLOB="650000000600"/16, @ANYRES32=r7, @ANYBLOB="0080447800000000fffffff741640084006700003f2f9078ac1e0001e0000002890b1964010102ac14142644149381ac1414bb0000001fac1414aa00000008440c9a41ac1e000100000004442476c1e000000100000006ffffffff00000003ac1414bb000065647f00000100000002890f5dac1414bbac1e0001ac1e0101940c6faa39acdf0c60a7e766940401000000"]}) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000180)={0xff800000}, 0x10) write(r0, &(0x7f0000000000)="1c0000001a009b8a14e5f407000904001e000000fe01000100000000", 0x1c) 04:14:07 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) bind(r0, &(0x7f0000000540)=@ax25={{0x3, @bcast, 0x6}, [@default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}]}, 0x80) [ 1784.553267][T26868] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:07 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000226, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1784.683236][T26872] batman_adv: batadv0: Adding interface: veth2049 [ 1784.698955][T26872] batman_adv: batadv0: The MTU of interface veth2049 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:07 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x300}}], 0x1, 0x0, 0x0) 04:14:07 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x84}}], 0x1, 0x0, 0x0) [ 1784.816692][T26872] batman_adv: batadv0: Not using interface veth2049 (retrying later): interface not active 04:14:07 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000227, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1784.913286][T26877] batman_adv: batadv0: Removing interface: veth2049 [ 1784.984907][T26882] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1785.016646][T26870] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1785.052104][T26868] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:07 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000228, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:07 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="4800000010000507000000000000c40000000000", @ANYRES32=r2, @ANYRES32], 0x48}}, 0x0) r3 = socket(0x10, 0x803, 0x0) socket(0x1, 0x803, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r8, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r5, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r8, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r8, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) sendmsg$NL80211_CMD_NEW_STATION(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)={0x94, 0x0, 0x10, 0x70bd25, 0x25dfdbfd, {}, [@NL80211_ATTR_STA_TX_POWER_SETTING={0x5, 0x113, 0x1}, @NL80211_ATTR_STA_SUPPORTED_OPER_CLASSES={0x5e, 0xbe, "7aa54771a6a1614c67e3fc3d3adb3c72c90dcd3cf5c459e2b84affac660c579a767f9358f3e14d53da96aa59390fa6702fe40fa62a0bd2d297a93366f65380f2e21e75f2b185924ffc7b303a4171f5ce43734b0e68e479f111f4"}, @NL80211_ATTR_STA_PLINK_STATE={0x5, 0x74, 0x2}, @NL80211_ATTR_IFINDEX={0x8}, @NL80211_ATTR_STA_VLAN={0x8, 0x14, r8}]}, 0x94}, 0x1, 0x0, 0x0, 0x48000}, 0x0) sendmsg$nl_route(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f00000000c0)=ANY=[@ANYBLOB="340000001400b59500000000000000000a400000", @ANYRES32, @ANYBLOB="080008001f536bc614000200b0b75270f8921174d60000000000ffff00000000"], 0x34}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) 04:14:07 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) [ 1785.347320][T26927] netlink: 40 bytes leftover after parsing attributes in process `syz-executor.3'. 04:14:07 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0xe00}}], 0x1, 0x0, 0x0) [ 1785.485924][T26930] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:07 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000229, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:08 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) r2 = syz_genetlink_get_family_id$tipc(&(0x7f0000000040)='TIPC\x00') sendmsg$TIPC_CMD_GET_NODES(r1, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x1c, r2, 0x2, 0x70bd2a, 0x25dfdbfb, {}, ["", "", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x10}, 0x80) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r3, &(0x7f0000000040)=ANY=[], 0x208e24b) accept4$tipc(r1, &(0x7f0000000300)=@id, &(0x7f0000000340)=0x10, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r3, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r5, r4, 0x0, 0x1000000e0) getsockopt$bt_BT_FLUSHABLE(r4, 0x112, 0x8, &(0x7f0000000380)=0x3, &(0x7f00000003c0)=0x4) setsockopt$inet6_group_source_req(r3, 0x29, 0x0, &(0x7f0000000100)={0x3fc, {{0xa, 0x4e20, 0x10001, @dev={0xfe, 0x80, [], 0x3e}, 0xfffffffa}}, {{0xa, 0x4e20, 0xa, @empty, 0xffffffff}}}, 0x11b) [ 1785.620940][T26934] batman_adv: batadv0: Adding interface: veth2051 [ 1785.640691][T26934] batman_adv: batadv0: The MTU of interface veth2051 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:08 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000022a, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:08 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x84}}], 0x1, 0x0, 0x0) [ 1785.742118][T26934] batman_adv: batadv0: Not using interface veth2051 (retrying later): interface not active [ 1785.778138][T26938] batman_adv: batadv0: Removing interface: veth2051 [ 1785.904762][T26931] device veth149 entered promiscuous mode 04:14:08 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0xec0}}], 0x1, 0x0, 0x0) 04:14:08 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000022b, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1785.988770][T26930] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:08 executing program 3: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) bind$inet6(0xffffffffffffffff, 0x0, 0x0) getsockopt$IP6T_SO_GET_REVISION_MATCH(0xffffffffffffffff, 0x29, 0x44, 0x0, &(0x7f0000000080)) accept4(0xffffffffffffffff, 0x0, 0x0, 0x0) sendmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0) r0 = socket$inet(0x2, 0x5, 0x0) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000000280)={'lo\x00', {0x2, 0x4e23, @remote}}) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = accept4$inet(r0, &(0x7f0000000000)={0x2, 0x0, @multicast2}, &(0x7f0000000040)=0x10, 0x0) setsockopt$inet_MCAST_LEAVE_GROUP(r2, 0x0, 0x2d, &(0x7f0000000140)={0xfffffffb, {{0x2, 0x4e23, @broadcast}}}, 0x88) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000100)={'lo\x00', {0x2, 0x0, @empty}}) 04:14:08 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:08 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000022c, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1786.309795][T26986] IPVS: ftp: loaded support on port[0] = 21 [ 1786.367257][T26990] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:09 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000540)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000840)=ANY=[@ANYBLOB="3c0000001000850d00"/20, @ANYRES32=0x0, @ANYBLOB="0000000000000000140012000c0001006d616376746170000400020008000500", @ANYRES32=r3], 0x3c}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = socket$packet(0x11, 0x3, 0x300) r6 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r6, &(0x7f0000000140), 0x4924b68, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)) sendmsg$nl_route(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000500)=ANY=[@ANYBLOB="2000010011000d040000275300000000000000f8", @ANYRES32=r7, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x20}}, 0x0) 04:14:09 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000022d, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:09 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x6000}}], 0x1, 0x0, 0x0) [ 1786.559854][T26992] batman_adv: batadv0: Adding interface: veth2053 [ 1786.584917][T26992] batman_adv: batadv0: The MTU of interface veth2053 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1786.698430][T26992] batman_adv: batadv0: Not using interface veth2053 (retrying later): interface not active [ 1786.764450][T26994] batman_adv: batadv0: Removing interface: veth2053 [ 1786.791479][ T29] kauditd_printk_skb: 14 callbacks suppressed [ 1786.791492][ T29] audit: type=1804 audit(1594786449.213:1387): pid=27012 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1486/cgroup.controllers" dev="sda1" ino=16376 res=1 04:14:09 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000022e, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:09 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000022f, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:09 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x16, &(0x7f0000000300)=0x5, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$wireguard(&(0x7f0000000080)='wireguard\x00') r5 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(r5, 0x8933, &(0x7f00000000c0)={'wg0\x00', 0x0}) sendmsg$WG_CMD_SET_DEVICE(r3, &(0x7f0000001140)={0x0, 0x0, &(0x7f0000001100)={&(0x7f0000000200)=ANY=[@ANYBLOB, @ANYRES16=r4, @ANYBLOB="010000000000000000000100000008000100", @ANYRES32=r6, @ANYBLOB="58000880540000802c0007802800008006000100020000001400020000000000000000000000000000000000050003006200000024000100f44da367a88ee6564f020211456727082f5cebee8b1bf5eb7337341b459b3922"], 0x74}}, 0x0) sendmsg$WG_CMD_GET_DEVICE(r1, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000040)={&(0x7f0000000100)={0x198, r4, 0x20, 0x70bd2b, 0x25dfdbfc, {}, [@WGDEVICE_A_PEERS={0x17c, 0x8, 0x0, 0x1, [{0xd4, 0x0, 0x0, 0x1, [@WGPEER_A_PRESHARED_KEY={0x24, 0x2, "432a964d2c07a3c2eb934d382109eb7873347f362f6092c9c0f32e20e9978bd9"}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x7ff}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e22, 0x2, @local, 0x3}}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e20, 0x519, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x1}}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x5}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e22, 0x3, @private0={0xfc, 0x0, [], 0x1}}}, @WGPEER_A_PUBLIC_KEY={0x24, 0x1, @a_g='\x97\\\x9d\x81\xc9\x83\xc8 \x9e\xe7\x81%K\x89\x9f\x8e\xd9%\xae\x9f\t#\xc20x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r7, 0x84, 0x66, &(0x7f0000000040)={r8}, &(0x7f0000000140)=0x8) setsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f0000000340)={r8, 0x7fff}, 0x8) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1787.097735][T26990] batman_adv: batadv0: Adding interface: veth2053 [ 1787.108606][T26990] batman_adv: batadv0: The MTU of interface veth2053 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:09 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x8400}}], 0x1, 0x0, 0x0) [ 1787.200257][T26989] IPVS: ftp: loaded support on port[0] = 21 [ 1787.226616][T26990] batman_adv: batadv0: Not using interface veth2053 (retrying later): interface not active 04:14:09 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000230, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:09 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) [ 1787.430967][ T29] audit: type=1804 audit(1594786449.853:1388): pid=27089 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1487/cgroup.controllers" dev="sda1" ino=16382 res=1 [ 1787.653645][T27105] batman_adv: batadv0: Adding interface: veth2055 [ 1787.660116][T27105] batman_adv: batadv0: The MTU of interface veth2055 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1787.746080][T27105] batman_adv: batadv0: Not using interface veth2055 (retrying later): interface not active [ 1787.774993][T27100] batman_adv: batadv0: Removing interface: veth2055 04:14:12 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000231, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:12 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r3 = socket$unix(0x1, 0x2, 0x0) bind$unix(r3, &(0x7f0000003000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) close(r3) r4 = socket$unix(0x1, 0x2, 0x0) bind$unix(r4, &(0x7f0000003000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) close(r4) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYRESDEC=r4, @ANYRES32=r3, @ANYBLOB="000100000000000028001200090001007665746800000000180002001400010000000000", @ANYRESHEX, @ANYBLOB="0000b200080000003f00000000000000a833"], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000005c0)=ANY=[@ANYBLOB="38000000240007050000004007a2a30005000000", @ANYRES32=r2, @ANYBLOB="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"], 0x38}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000940)={&(0x7f0000000280)=@newtfilter={0x58, 0x2c, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {}, {0xfff1}}, [@filter_kind_options=@f_basic={{0xa, 0x1, 'basic\x00'}, {0x28, 0x2, [@TCA_BASIC_EMATCHES={0x24, 0x2, 0x0, 0x1, [@TCA_EMATCH_TREE_LIST={0x18, 0x2, 0x0, 0x1, [@TCF_EM_IPT={0x14, 0x1, 0x0, 0x0, {{}, [@TCA_EM_IPT_HOOK={0x8}]}}]}, @TCA_EMATCH_TREE_HDR={0x8, 0x1, {0x401}}]}]}}]}, 0x58}}, 0x0) r5 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r5, &(0x7f0000000180)=[{0x2, 0x1000000000000, &(0x7f0000000080), 0xe, &(0x7f0000000100)}], 0x492492492492642, 0x0) 04:14:12 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0xc00e}}], 0x1, 0x0, 0x0) 04:14:12 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:12 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x8400}}], 0x1, 0x0, 0x0) 04:14:12 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) r1 = accept4(r0, &(0x7f0000001a40)=@ax25={{0x3, @rose}, [@default, @rose, @remote, @netrom, @netrom, @bcast, @default, @rose]}, &(0x7f0000001ac0)=0x80, 0x80000) ioctl$sock_bt_hci(r1, 0x400448e1, &(0x7f0000001b00)="560376ad2863ed70b453c5ddf38d6d044a73a6b0ee81f3b9548b7960600664ad1d96bac77ed2917631c7b5827a31be6182bfb55177eab463db1c9e96b93f121fe0b698f74483eb6e5c7dafe0b82205dd2fb45f8beb079b0a506be47047e514edada422658b89fbc63cdd0dd65d2cf2235509b6fb7a5f96e30b849997aa4ad3f48a49dc9926874a3ae64a6409f54031e77a2d9f87784b6c7b6b1a13196fe3d1d7e33f6f649c6b754a5262eb751d0bfa7d8c98b4219450a757") sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1789.967591][T27153] __nla_validate_parse: 4 callbacks suppressed [ 1789.967602][T27153] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:12 executing program 4: r0 = epoll_create1(0x0) unshare(0x6c060000) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f0000000000)={0x0, @broadcast, @dev}, &(0x7f0000000040)=0xc) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) setsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f0000000080)=0x4, 0x4) sendmmsg$inet(0xffffffffffffffff, 0x0, 0x0, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r2, 0x0) getsockname$l2tp6(r2, &(0x7f00000000c0), &(0x7f0000000100)=0x20) [ 1790.070030][ T29] audit: type=1804 audit(1594786452.493:1389): pid=27154 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1488/cgroup.controllers" dev="sda1" ino=16364 res=1 04:14:12 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000232, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1790.122443][T27160] batman_adv: batadv0: Adding interface: veth2057 [ 1790.162114][ T29] audit: type=1804 audit(1594786452.533:1390): pid=27163 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir485314586/syzkaller.Eq4uI6/2100/cgroup.controllers" dev="sda1" ino=16363 res=1 [ 1790.168385][T27160] batman_adv: batadv0: The MTU of interface veth2057 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:12 executing program 2: socketpair(0xb, 0x632b7b631cf6b301, 0x100, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$devlink(&(0x7f0000000080)='devlink\x00') r3 = gettid() sendmsg$DEVLINK_CMD_RELOAD(r1, &(0x7f0000000800)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000000)={0x3c, r2, 0x536ae464467e3e0b, 0x0, 0x0, {}, [{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, @DEVLINK_ATTR_NETNS_PID={0x8, 0x8b, r3}}]}, 0x3c}, 0x1, 0x6000000000000000}, 0x0) write$binfmt_script(0xffffffffffffffff, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, 0xffffffffffffffff, 0x0) r4 = accept$inet(0xffffffffffffffff, 0x0, &(0x7f0000001a00)) r5 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r5, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r5, 0x84, 0x66, &(0x7f0000000040)={r6}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r4, 0x84, 0x1a, &(0x7f0000001a40)={r6, 0x1000, "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"}, &(0x7f0000002a80)=0x1008) sendmsg$DEVLINK_CMD_SB_TC_POOL_BIND_SET(r0, &(0x7f0000000400)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000100)={0x284, r2, 0x100, 0x70bd29, 0x25dfdbfb, {}, [{{@pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x80}, {0x6, 0x16, 0x7}, {0x5}, {0x6, 0x11, 0x5}, {0x8, 0xb, 0x9}}, {{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x2}}, {0x8, 0xb, 0xffffff75}, {0x6, 0x16, 0x6}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0x8001}, {0x8, 0xb, 0xc47}}, {{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x1}}, {0x8, 0xb, 0x4902}, {0x6, 0x16, 0x1}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0x7}, {0x8, 0xb, 0x7}}, {{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0xae21}, {0x6, 0x16, 0x2e0e}, {0x5, 0x12, 0x1}, {0x6}, {0x8, 0xb, 0x20000}}, {{@pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}, {0x8, 0x3, 0x2}}, {0x8, 0xb, 0x4b6c3945}, {0x6, 0x16, 0x8}, {0x5}, {0x6, 0x11, 0x9}, {0x8, 0xb, 0x76e23052}}, {{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x1}}, {0x8, 0xb, 0x6}, {0x6, 0x16, 0x101}, {0x5}, {0x6, 0x11, 0x800}, {0x8, 0xb, 0xffff}}, {{@pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}, {0x8, 0x3, 0x2}}, {0x8, 0xb, 0x2}, {0x6, 0x16, 0xf8}, {0x5}, {0x6, 0x11, 0x2}, {0x8, 0xb, 0x6}}, {{@pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}, {0x8, 0x3, 0x2}}, {0x8, 0xb, 0x4d0c}, {0x6, 0x16, 0x3}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0x1}, {0x8, 0xb, 0x8}}]}, 0x284}, 0x1, 0x0, 0x0, 0x4000800}, 0x40c6) r7 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r7, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r7, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r7, &(0x7f0000004dc0)=[{{&(0x7f0000000440)=@tipc=@id, 0x80, &(0x7f0000000580)=[{&(0x7f00000004c0)=""/170, 0xaa}], 0x1, &(0x7f00000005c0)=""/160, 0xa0}, 0x4}, {{&(0x7f0000000680)=@l2tp6={0xa, 0x0, 0x0, @initdev}, 0x80, &(0x7f0000000c80)=[{&(0x7f0000000700)=""/188, 0xbc}, {&(0x7f0000000840)=""/212, 0xd4}, {&(0x7f00000007c0)}, {&(0x7f0000000940)=""/145, 0x91}, {&(0x7f0000000a00)=""/56, 0x38}, {&(0x7f0000000a40)=""/114, 0x72}, {&(0x7f0000000ac0)=""/194, 0xc2}, {&(0x7f0000000bc0)=""/150, 0x96}, {&(0x7f0000002ac0)=""/4096, 0x1000}], 0x9, &(0x7f0000000d40)=""/125, 0x7d}, 0x4}, {{&(0x7f0000000dc0)=@x25, 0x80, &(0x7f0000000f00)=[{&(0x7f0000000e40)=""/173, 0xad}], 0x1, &(0x7f0000000f40)=""/35, 0x23}, 0x8}, {{&(0x7f0000000f80)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @mcast2}}}, 0x80, &(0x7f0000001380)=[{&(0x7f0000001000)=""/141, 0x8d}, {&(0x7f00000010c0)=""/219, 0xdb}, {&(0x7f0000003ac0)=""/4096, 0x1000}, {&(0x7f00000011c0)=""/224, 0xe0}, {&(0x7f00000012c0)=""/115, 0x73}, {&(0x7f0000001340)=""/5, 0x5}], 0x6, &(0x7f0000001400)=""/161, 0xa1}, 0xff}, {{&(0x7f00000014c0)=@pppol2tpin6, 0x80, &(0x7f0000001780)=[{&(0x7f0000001540)=""/68, 0x44}, {&(0x7f00000015c0)=""/158, 0x9e}, {&(0x7f0000001680)=""/162, 0xa2}, {&(0x7f0000001740)=""/59, 0x3b}], 0x4, &(0x7f00000017c0)=""/190, 0xbe}, 0x7}, {{&(0x7f0000001880)=@alg, 0x80, &(0x7f0000001980)=[{&(0x7f0000001900)=""/125, 0x7d}], 0x1}, 0x5}, {{&(0x7f0000004ac0)=@sco, 0x80, &(0x7f0000004d40)=[{&(0x7f0000004b40)=""/170, 0xaa}, {&(0x7f00000019c0)=""/4, 0x4}, {&(0x7f0000004c00)=""/55, 0x37}, {&(0x7f0000004c40)=""/100, 0x64}, {&(0x7f0000004cc0)=""/102, 0x66}], 0x5}}], 0x7, 0x44000102, 0x0) setsockopt$inet6_int(r7, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r7, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1790.239915][T27172] IPVS: ftp: loaded support on port[0] = 21 04:14:12 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000233, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1790.426466][T27160] batman_adv: batadv0: Not using interface veth2057 (retrying later): interface not active [ 1790.513982][T27165] batman_adv: batadv0: Removing interface: veth2057 04:14:13 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x1a000}}], 0x1, 0x0, 0x0) 04:14:13 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$FITRIM(0xffffffffffffffff, 0x40305839, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.events\x00', 0x275a, 0x0) write$cgroup_int(r1, &(0x7f0000000200), 0xf000) sendfile(r1, r2, 0x0, 0xf03b0000) ioctl$FS_IOC_RESVSP(r0, 0x40305839, &(0x7f0000000000)={0x0, 0x0, 0x3, 0x8000000}) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r3, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r3, 0x0) connect$phonet_pipe(r3, &(0x7f0000000080)={0x23, 0xfe, 0x2, 0x3}, 0x10) 04:14:13 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000234, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1790.720042][T27153] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1790.815922][ T29] audit: type=1804 audit(1594786453.243:1391): pid=27212 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1489/cgroup.controllers" dev="sda1" ino=16373 res=1 04:14:13 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:13 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000235, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1791.180258][T27242] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:13 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x34000}}], 0x1, 0x0, 0x0) 04:14:13 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000233, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1791.348655][T27246] batman_adv: batadv0: Adding interface: veth2059 [ 1791.367045][T27246] batman_adv: batadv0: The MTU of interface veth2059 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1791.517579][T27246] batman_adv: batadv0: Not using interface veth2059 (retrying later): interface not active [ 1791.626155][T27248] batman_adv: batadv0: Removing interface: veth2059 04:14:14 executing program 4: pipe(&(0x7f0000000100)={0xffffffffffffffff}) r1 = socket$nl_route(0x10, 0x3, 0x0) setsockopt$ax25_SO_BINDTODEVICE(r0, 0x101, 0x19, &(0x7f0000000180)=@netrom={'nr', 0x0}, 0x10) socket(0x1, 0x805, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000280)=0x14) socket$isdn_base(0x22, 0x3, 0x0) r3 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r3, &(0x7f00000000c0)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xc}}, 0x10) connect$inet(r3, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x34) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000005340)={0x0, 0x1c9c380}) ioctl$EXT4_IOC_PRECACHE_EXTENTS(0xffffffffffffffff, 0x6612) sendmmsg(r3, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) recvmmsg(r3, 0x0, 0x0, 0x0, &(0x7f0000005340)={0x0, 0x1c9c380}) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000000440), &(0x7f0000000240)=0xc) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x1}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000380)=ANY=[@ANYBLOB="3c00000010000d0700000000ff03000000000010", @ANYRES32=r6, @ANYBLOB="00000000e60000001c0012000c000100626f6e64000000000c0002000800010006"], 0x3c}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000300)=@newlink={0x120, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x29006}, [@IFLA_LINKINFO={0xf0, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0xe0, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_EGRESS_QOS={0x70, 0x3, 0x0, 0x1, [@IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0x2, 0x3}}, @IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0xcf, 0x5}}, @IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0x0, 0x4}}, @IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0x100, 0x3}}, @IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0xffffcc82, 0x33}}, @IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0xfffffffc, 0x5}}, @IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0x5, 0x9}}, @IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0x20, 0x3}}, @IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0x0, 0x5}}]}, @IFLA_VLAN_EGRESS_QOS={0x64, 0x3, 0x0, 0x1, [@IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0x2ac0, 0x5ab}}, @IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0x8000040, 0x5}}, @IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0x6, 0x80000000}}, @IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0x6, 0x80000000}}, @IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0xfff, 0x3}}, @IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0x3, 0x3ff}}, @IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0xffffffff, 0x1}}, @IFLA_VLAN_QOS_MAPPING={0xc, 0x1, {0x8, 0x7ff}}]}]}}}, @IFLA_LINK={0x8, 0x5, r2}, @IFLA_MASTER={0x8, 0xa, r6}]}, 0x120}}, 0x20) [ 1791.677022][ T29] audit: type=1804 audit(1594786454.103:1392): pid=27269 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1490/cgroup.controllers" dev="sda1" ino=15983 res=1 04:14:14 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000236, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1791.806273][T27242] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1791.849995][T15815] tipc: TX() has been purged, node left! 04:14:14 executing program 3: r0 = socket$inet6(0xa, 0x801, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000340)={'bridge0\x00', &(0x7f00000000c0)=ANY=[@ANYBLOB="090000000000000000000000000000000000000000000000000000000000000000000000f3dd0c5cd0be23ba485b48b44176938c232cba5adf9ea82d84fde7b57647b480348956a071b8f4c255b0c450eb9f85704566d7696335e730dc9ffd6a3c724f4b3869f3ff3dd02935a095b69f8ff2d9a99134052dede9308d769d0543f97b5b8eca52d3"]}) socket$tipc(0x1e, 0x5, 0x0) [ 1791.986168][T27287] netlink: 'syz-executor.4': attribute type 1 has an invalid length. [ 1792.184694][T27294] netlink: 'syz-executor.4': attribute type 1 has an invalid length. 04:14:14 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f0000000100)={{{@in=@multicast1, @in=@dev}}, {{@in6=@private1}}}, &(0x7f0000000000)=0xe8) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:14 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000237, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:14 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:14 executing program 3: r0 = socket$inet6(0xa, 0x2000000080803, 0x2f) bind$netlink(0xffffffffffffffff, &(0x7f0000000080)={0x10, 0x0, 0x0, 0x1}, 0xc) accept$packet(0xffffffffffffffff, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @link_local}, &(0x7f0000000300)=0x14) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='io.stat\x00', 0x0, 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000200)=@can={0x1d, 0x0}, 0x80, 0x0, 0x0, &(0x7f0000000600)=""/45, 0x2d}, 0x0) r2 = socket$inet6(0xa, 0x2, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r3, 0xffffffffffffffff, 0x0, 0x1000000e0) getsockopt$inet6_mtu(0xffffffffffffffff, 0x29, 0x17, &(0x7f0000000340), &(0x7f0000000380)=0x4) bind$inet6(r2, &(0x7f0000000000)={0xa, 0x14e24}, 0x1c) recvmmsg(r2, &(0x7f0000000200), 0x38c, 0x0, 0x0) connect$inet6(r2, &(0x7f00000002c0)={0xa, 0x4e24}, 0x1c) sendmmsg(r2, &(0x7f00000092c0), 0x4ff, 0x0) ppoll(&(0x7f0000000080)=[{r2, 0x80}], 0x1, &(0x7f00000000c0)={0x77359400}, &(0x7f0000000140), 0x8) sendmsg$TEAM_CMD_PORT_LIST_GET(r2, &(0x7f000000ab80)={0x0, 0xfffffffffffffd57, 0x0}, 0x40000) getsockopt$inet6_IPV6_IPSEC_POLICY(r2, 0x29, 0x22, &(0x7f00000001c0)={{{@in=@multicast1, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@initdev}, 0x0, @in6=@local}}, 0x0) setsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000680)={{{@in=@empty, @in6=@mcast2, 0x4e20, 0xbacc, 0x4e22, 0x8, 0xa, 0x20, 0x0, 0x33, r1}, {0x0, 0x5, 0xd00f, 0x0, 0x33e, 0x8001, 0x20, 0x7fff}, {0x7fffffff, 0xffffffffffff0001, 0x53, 0xfffffffffffffff7}, 0x3, 0x0, 0x0, 0x0, 0x1}, {{@in6=@mcast1, 0x4d4, 0x47}, 0x2, @in6=@mcast2, 0x0, 0x4, 0x0, 0x0, 0x1, 0x3}}, 0xe8) ioctl$SIOCAX25ADDUID(0xffffffffffffffff, 0x89e1, &(0x7f0000000100)={0x3, @null, r4}) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000100)={{{@in=@local, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0xa}, {}, {}, 0x0, 0x0, 0x1, 0x0, 0x0, 0x3}, {{@in6=@ipv4={[], [], @loopback}, 0x1}, 0x0, @in=@multicast2, 0x0, 0x0, 0x0, 0x6}}, 0xe8) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @ipv4={[], [], @local}}, 0x1c) 04:14:14 executing program 4: socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'bridge_slave_0\x00', 0x0}) r3 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r4, r3, 0x0, 0x1000000e0) r5 = socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000040)='nl80211\x00') sendmsg$NL80211_CMD_GET_STATION(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000002c0)={0x1c, r6, 0xf2b, 0x0, 0x0, {0x67}, [@NL80211_ATTR_PEER_AID={0x6}]}, 0x1c}}, 0x0) sendmsg$NL80211_CMD_SET_STATION(r3, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000080)={&(0x7f0000000280)={0x5c, r6, 0x300, 0x70bd28, 0x25dfdbfd, {}, [@NL80211_ATTR_STA_WME={0x2c, 0x81, [@NL80211_STA_WME_MAX_SP={0x5, 0x2, 0x3}, @NL80211_STA_WME_MAX_SP={0x5, 0x2, 0xdb}, @NL80211_STA_WME_UAPSD_QUEUES={0x5, 0x1, 0x1}, @NL80211_STA_WME_MAX_SP={0x5, 0x2, 0x3}, @NL80211_STA_WME_UAPSD_QUEUES={0x5, 0x1, 0x7}]}, @NL80211_ATTR_MAC={0xa, 0x6, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}, @NL80211_ATTR_STA_AID={0x6, 0x10, 0x4d1}, @NL80211_ATTR_STA_PLINK_ACTION={0x5, 0x19, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x10}, 0x4008041) r7 = socket$nl_route(0x10, 0x3, 0x0) r8 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r8, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r7, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000700)=ANY=[@ANYBLOB="3400000010000104539300"/20, @ANYRES32=r9, @ANYBLOB="ddffffffffffffff140012000c000100627269646765"], 0x34}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000006c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="280000001000010400"/20, @ANYRES32=r2, @ANYBLOB="000000000400000008000a00", @ANYRES32=r9], 0x28}}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="3c00000010000b0400008076af43ef4a9aebc12b", @ANYRES32=r9, @ANYBLOB="00000002000000001c0012000c00010062726964676500000c0002000800190008"], 0x3c}}, 0x0) r10 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r10, &(0x7f0000000140), 0xcc, 0x0) 04:14:14 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x40000}}], 0x1, 0x0, 0x0) [ 1792.645170][T27353] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1792.696283][T27353] device bridge39 entered promiscuous mode [ 1792.706223][ T29] audit: type=1804 audit(1594786455.133:1393): pid=27354 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1491/cgroup.controllers" dev="sda1" ino=16368 res=1 [ 1792.718855][T27355] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:15 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000238, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1792.880351][T27362] bridge39: port 1(bridge_slave_0) entered blocking state [ 1792.894976][T27362] bridge39: port 1(bridge_slave_0) entered disabled state [ 1792.947401][T27362] device bridge_slave_0 entered promiscuous mode [ 1792.988154][T27362] bridge39: port 1(bridge_slave_0) entered blocking state [ 1792.995425][T27362] bridge39: port 1(bridge_slave_0) entered forwarding state 04:14:15 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000239, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1793.041303][T27364] batman_adv: batadv0: Adding interface: veth2061 [ 1793.057623][T27364] batman_adv: batadv0: The MTU of interface veth2061 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:15 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x400300}}], 0x1, 0x0, 0x0) [ 1793.171746][T27364] batman_adv: batadv0: Not using interface veth2061 (retrying later): interface not active [ 1793.211085][T27353] netlink: 'syz-executor.4': attribute type 25 has an invalid length. [ 1793.232806][T27353] bridge39: port 1(bridge_slave_0) entered disabled state [ 1793.251556][T27353] device bridge39 left promiscuous mode 04:14:15 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000023a, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1793.428965][ T29] audit: type=1804 audit(1594786455.853:1394): pid=27385 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1492/cgroup.controllers" dev="sda1" ino=16384 res=1 04:14:16 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x40000}}], 0x1, 0x0, 0x0) 04:14:16 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000023b, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:16 executing program 2: r0 = socket$inet6(0xa, 0x6, 0x1) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) setsockopt$IP6T_SO_SET_ADD_COUNTERS(r0, 0x29, 0x41, &(0x7f0000000000)={'mangle\x00', 0x4, [{}, {}, {}, {}]}, 0x68) 04:14:16 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0xa00100}}], 0x1, 0x0, 0x0) [ 1793.910043][ T29] audit: type=1804 audit(1594786456.333:1395): pid=27402 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir485314586/syzkaller.Eq4uI6/2104/cgroup.controllers" dev="sda1" ino=16373 res=1 [ 1793.999011][T27367] batman_adv: batadv0: Removing interface: veth2061 [ 1794.104260][T27364] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1794.238619][T27362] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1794.256888][T27362] bridge39: port 1(bridge_slave_0) entered blocking state [ 1794.264221][T27362] bridge39: port 1(bridge_slave_0) entered forwarding state [ 1794.307615][T27362] device bridge39 entered promiscuous mode 04:14:16 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:16 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000023c, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:16 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYRESHEX, @ANYRES32, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYRES16], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r1, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=ANY=[@ANYBLOB="380000002800310f00"/20, @ANYRES32=r1, @ANYBLOB="002a00020000ffff00000000667700000c0002003f000000"], 0x38}}, 0x0) ioctl$sock_ipv4_tunnel_SIOCDELTUNNEL(0xffffffffffffffff, 0x89f2, &(0x7f0000000040)={'gretap0\x00', &(0x7f0000000100)={'erspan0\x00', r1, 0x7, 0x80, 0x6, 0x2, {{0x5, 0x4, 0x0, 0x31, 0x14, 0x64, 0x0, 0xff, 0x29, 0x0, @initdev={0xac, 0x1e, 0x1, 0x0}, @rand_addr=0x64010102}}}}) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00000001c0)={{{@in=@multicast1, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@initdev}, 0x0, @in6=@local}}, 0x0) setsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000740)={{{@in6=@initdev={0xfe, 0x88, [], 0x0, 0x0}, @in=@loopback, 0x0, 0xff97, 0x0, 0x8, 0x0, 0x0, 0x20, 0x0, 0x0, r3}, {0x5, 0x0, 0x0, 0x4, 0x3, 0x5b}, {0x0, 0x0, 0x0, 0x26ffbb15}, 0x1000, 0x0, 0x6, 0x0, 0x0, 0x1}, {{@in=@broadcast, 0x4d3, 0xff}, 0x0, @in6=@empty, 0x0, 0x1, 0x3, 0x20, 0xfffff000, 0x7fff, 0xa264ce7}}, 0xe8) ioctl$SIOCAX25DELUID(0xffffffffffffffff, 0x89e2, &(0x7f00000000c0)={0x3, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, r3}) setsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000080)={{{@in=@loopback, @in6=@rand_addr=' \x01\x00', 0x4e22, 0x5, 0x4e21, 0x6, 0xa, 0x20, 0x80, 0x1d, 0x0, r3}, {0x5, 0x5bd, 0xc00000000000000, 0x7, 0x0, 0x9, 0xb0, 0xfffffffffffffffa}, {0xa875, 0x2, 0x0, 0x7}, 0x9, 0x6e6bb6, 0x2, 0x1, 0x2}, {{@in6=@remote, 0x4d3, 0xc3}, 0x2, @in=@dev={0xac, 0x14, 0x14, 0x20}, 0x0, 0x4, 0x0, 0x2, 0x7, 0x2, 0x3}}, 0xe8) setsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000000)={{{@in=@initdev={0xac, 0x1e, 0x1, 0x0}, @in6=@rand_addr=' \x01\x00', 0x4e21, 0x0, 0x4e23, 0x9, 0x2, 0x120, 0x20, 0x62, 0x0, r3}, {0x9a, 0x400, 0x9, 0x0, 0x7fffffff, 0xce, 0xffff}, {0x8, 0x180000000000, 0x401, 0xe2}, 0x5, 0x6e6bbd, 0x3, 0x1, 0x3}, {{@in6=@empty, 0x4d3, 0x2b}, 0xa, @in=@remote, 0x0, 0x0, 0x1, 0x32, 0xac, 0x3}}, 0xe8) setsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f00000001c0)={{{@in6=@loopback, @in6=@local, 0x4e22, 0xa68, 0x4e20, 0x7, 0x2, 0xa0, 0x20, 0x3a, 0x0, r3}, {0x6df8, 0x3, 0x7f, 0x1, 0x9, 0x945b, 0x8, 0x20}, {0x4, 0x6, 0x0, 0x400}, 0x9, 0x6e6bb8, 0x0, 0x1, 0x2, 0x3}, {{@in=@broadcast, 0x4d3, 0x2b}, 0x2, @in6=@local, 0x0, 0x4, 0x3, 0x10, 0x1, 0x200, 0x2}}, 0xe8) setsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000000200)={{{@in6=@initdev={0xfe, 0x88, [], 0x0, 0x0}, @in=@loopback, 0x4e21, 0x101, 0x4e21, 0x5, 0x2, 0x80, 0xa0, 0x2c, r2, r3}, {0x6, 0x7f, 0x6, 0x0, 0x2, 0x2, 0xf0c, 0x2}, {0x4, 0x5, 0x4, 0x6b}, 0x2, 0x6e6bbc, 0x2, 0x0, 0x2}, {{@in=@multicast2, 0x4d4, 0x93e31ec8647da741}, 0x2, @in6=@local, 0x34ff, 0x2, 0x3, 0xff, 0x7, 0xa52, 0x1}}, 0xe8) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e21, 0x2, @loopback, 0x3f}, 0x1c) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:16 executing program 3: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000280)={0x2, 0x4e23, @multicast1}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000000)='cdg\x00', 0x4) socket(0x0, 0x0, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) getpeername$l2tp(0xffffffffffffffff, 0x0, &(0x7f0000000100)) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.events\x00', 0x275a, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_int(r2, &(0x7f0000000200), 0xf000) sendfile(r2, r1, 0x0, 0x8000000000004) socket$inet6(0xa, 0x8000a, 0x1) sendto$inet(r0, &(0x7f00000012c0)='\f', 0x1, 0x11, 0x0, 0x0) r3 = socket$unix(0x1, 0x10004000000002, 0x0) connect(r3, &(0x7f0000931ff4)=@un=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) sendmmsg(r3, &(0x7f0000000000), 0x548, 0x0) connect$unix(r3, &(0x7f0000000000)=@abs, 0x6e) ioctl$FS_IOC_SETFLAGS(r1, 0x40086602, &(0x7f00000000c0)=0x100000000) ioctl$FICLONERANGE(r2, 0x4020940d, &(0x7f0000000080)={{r3}, 0x3, 0x4}) 04:14:16 executing program 4: socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'bridge_slave_0\x00', 0x0}) r3 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r4, r3, 0x0, 0x1000000e0) r5 = socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000040)='nl80211\x00') sendmsg$NL80211_CMD_GET_STATION(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000002c0)={0x1c, r6, 0xf2b, 0x0, 0x0, {0x67}, [@NL80211_ATTR_PEER_AID={0x6}]}, 0x1c}}, 0x0) sendmsg$NL80211_CMD_SET_STATION(r3, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000080)={&(0x7f0000000280)={0x5c, r6, 0x300, 0x70bd28, 0x25dfdbfd, {}, [@NL80211_ATTR_STA_WME={0x2c, 0x81, [@NL80211_STA_WME_MAX_SP={0x5, 0x2, 0x3}, @NL80211_STA_WME_MAX_SP={0x5, 0x2, 0xdb}, @NL80211_STA_WME_UAPSD_QUEUES={0x5, 0x1, 0x1}, @NL80211_STA_WME_MAX_SP={0x5, 0x2, 0x3}, @NL80211_STA_WME_UAPSD_QUEUES={0x5, 0x1, 0x7}]}, @NL80211_ATTR_MAC={0xa, 0x6, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}}, @NL80211_ATTR_STA_AID={0x6, 0x10, 0x4d1}, @NL80211_ATTR_STA_PLINK_ACTION={0x5, 0x19, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x10}, 0x4008041) r7 = socket$nl_route(0x10, 0x3, 0x0) r8 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r8, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r7, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000700)=ANY=[@ANYBLOB="3400000010000104539300"/20, @ANYRES32=r9, @ANYBLOB="ddffffffffffffff140012000c000100627269646765"], 0x34}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000006c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="280000001000010400"/20, @ANYRES32=r2, @ANYBLOB="000000000400000008000a00", @ANYRES32=r9], 0x28}}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="3c00000010000b0400008076af43ef4a9aebc12b", @ANYRES32=r9, @ANYBLOB="00000002000000001c0012000c00010062726964676500000c0002000800190008"], 0x3c}}, 0x0) r10 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r10, &(0x7f0000000140), 0xcc, 0x0) [ 1794.478946][T27440] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 04:14:17 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000023d, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1794.546528][T27440] device bridge40 entered promiscuous mode [ 1794.593535][T27441] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:17 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x4b, &(0x7f0000000040)=0x5, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:17 executing program 3: pipe(&(0x7f0000000280)={0xffffffffffffffff}) setsockopt$inet_sctp6_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f00000002c0)=0x401, 0x4) unshare(0x40060400) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) socket$inet6_sctp(0xa, 0x0, 0x84) r1 = socket$inet6(0xa, 0x2, 0x0) setsockopt$sock_int(r1, 0x1, 0x2000000000f, &(0x7f0000f10000)=0xfffffffffffff830, 0x4) bind$inet6(r1, &(0x7f0000f13000)={0xa, 0x4e22}, 0x1c) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r2, 0x0) sendmsg$IPCTNL_MSG_EXP_NEW(r2, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000040)={0x84, 0x0, 0x2, 0x201, 0x0, 0x0, {0x5, 0x0, 0x7}, [@CTA_EXPECT_ZONE={0x6, 0x7, 0x1, 0x0, 0x3}, @CTA_EXPECT_TUPLE={0x30, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x2c, 0x1, 0x0, 0x1, @ipv6={{0x14, 0x3, @mcast2}, {0x14, 0x4, @ipv4={[], [], @multicast1}}}}]}, @CTA_EXPECT_FN={0x13, 0xb, 'callforwarding\x00'}, @CTA_EXPECT_MASK={0x24, 0x3, 0x0, 0x1, [@CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x1}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x88}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}]}]}, 0x84}, 0x1, 0x0, 0x0, 0x20020000}, 0x40) r3 = socket$netlink(0x10, 0x3, 0x8000000004) writev(r3, &(0x7f0000000100)=[{&(0x7f0000000200)="580000001500add427323b472545b4560a117fffffff81004e22000d00ff0028925aa80020007b00090080000efffeffe809000000ff0000f03ac7100003ffffffffffffffffffffffe7ee00000000000000000200000000", 0x58}], 0x1) [ 1794.743095][ T29] audit: type=1804 audit(1594786457.163:1396): pid=27412 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1493/cgroup.controllers" dev="sda1" ino=16381 res=1 04:14:17 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000}}], 0x1, 0x0, 0x0) [ 1794.785014][T27447] device bridge_slave_0 left promiscuous mode [ 1794.794299][T27447] bridge39: port 1(bridge_slave_0) entered disabled state [ 1794.857485][T27447] bridge40: port 1(bridge_slave_0) entered blocking state [ 1794.870761][T27447] bridge40: port 1(bridge_slave_0) entered disabled state [ 1794.887664][T27467] IPVS: ftp: loaded support on port[0] = 21 [ 1794.897466][T27447] device bridge_slave_0 entered promiscuous mode 04:14:17 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000023e, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1794.911320][T27447] bridge40: port 1(bridge_slave_0) entered blocking state [ 1794.919265][T27447] bridge40: port 1(bridge_slave_0) entered forwarding state 04:14:17 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) r2 = openat$cgroup_ro(r1, &(0x7f0000000000)='cpu.stat\x00', 0x0, 0x0) ioctl$PPPIOCSDEBUG(r2, 0x40047440, &(0x7f0000000040)) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1794.997600][T27450] netlink: 'syz-executor.4': attribute type 25 has an invalid length. [ 1795.038443][T27450] bridge40: port 1(bridge_slave_0) entered disabled state [ 1795.056253][ T29] audit: type=1804 audit(1594786457.483:1397): pid=27472 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1494/cgroup.controllers" dev="sda1" ino=16363 res=1 [ 1795.073859][T27450] device bridge40 left promiscuous mode 04:14:17 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x40000000000023f, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1795.608024][T27451] batman_adv: batadv0: Adding interface: veth2063 [ 1795.629885][T27451] batman_adv: batadv0: The MTU of interface veth2063 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1795.720817][T27451] batman_adv: batadv0: Not using interface veth2063 (retrying later): interface not active [ 1795.767896][T27490] IPVS: ftp: loaded support on port[0] = 21 [ 1796.049090][T27453] batman_adv: batadv0: Removing interface: veth2063 [ 1796.115050][T27441] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1796.275703][T27482] batman_adv: batadv0: Adding interface: veth2063 [ 1796.299231][T27482] batman_adv: batadv0: The MTU of interface veth2063 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1796.382263][T27482] batman_adv: batadv0: Not using interface veth2063 (retrying later): interface not active 04:14:18 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:18 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x3000000}}], 0x1, 0x0, 0x0) 04:14:18 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000240, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:18 executing program 4: pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r2, 0x6, 0x10000000013, &(0x7f0000000180)=0x1, 0x233) setsockopt$sock_timeval(r2, 0x1, 0x15, &(0x7f0000000040)={0x0, 0x2710}, 0x10) setsockopt$SO_BINDTODEVICE(r2, 0x1, 0x19, &(0x7f0000000000)='vcan0\x00', 0x10) connect$inet(r2, &(0x7f00000000c0)={0x2, 0x0, @loopback}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r2, 0x6, 0x1d, &(0x7f0000000100)={0x0, 0x81, 0x200}, 0x14) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000002c0)={'syzkaller1\x00', 0x420000015001}) close(r3) write$binfmt_misc(r1, &(0x7f0000000080)=ANY=[], 0xff01) r4 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) r6 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000200)='TIPCv2\x00') sendmsg$TIPC_NL_UDP_GET_REMOTEIP(r1, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r6, 0x400, 0x70bd27, 0x25dfdbfc, {}, [@TIPC_NLA_MON={0xc, 0x9, 0x0, 0x1, [@TIPC_NLA_MON_REF={0x8, 0x2, 0x1}]}]}, 0x20}, 0x1, 0x0, 0x0, 0x40804}, 0x400e0) sendfile(r5, r4, 0x0, 0x1000000e0) ioctl$IMCTRLREQ(r4, 0x80044945, &(0x7f0000000140)={0x4, 0x8, 0x5, 0x6}) splice(r0, 0x0, r2, 0x0, 0x10003, 0x0) 04:14:18 executing program 2: socket$netlink(0x10, 0x3, 0x1) r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) getsockopt$PNPIPE_ENCAP(r1, 0x113, 0x1, &(0x7f0000000000), &(0x7f0000000040)=0x4) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) r2 = socket$inet6_icmp(0xa, 0x2, 0x3a) connect$inet6(r2, &(0x7f0000000a40)={0xa, 0x4e22, 0xffffff00, @private1={0xfc, 0x1, [], 0x1}, 0xdb}, 0x1c) 04:14:19 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000241, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1796.684012][T27539] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1796.695561][ T29] audit: type=1804 audit(1594786459.123:1398): pid=27535 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1495/cgroup.controllers" dev="sda1" ino=16369 res=1 [ 1796.899292][T27550] batman_adv: batadv0: Adding interface: veth2065 [ 1796.920211][T27550] batman_adv: batadv0: The MTU of interface veth2065 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1797.050428][T27550] batman_adv: batadv0: Not using interface veth2065 (retrying later): interface not active 04:14:19 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000242, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1797.135273][T27552] batman_adv: batadv0: Removing interface: veth2065 [ 1797.304601][T27539] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:22 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x200000000000011, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) ioctl(r2, 0x1000008912, &(0x7f0000001cc0)="080db5055e0bcfe847a071") ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000100)={'macvlan0\x00'}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r7, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r7, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=@newlink={0x3c, 0x10, 0x1, 0x0, 0x4, {0x0, 0x0, 0x0, r7}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_MACVLAN_FLAGS={0x6}]}}}]}, 0x3c}}, 0x0) 04:14:22 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000243, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:22 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000}}], 0x1, 0x0, 0x0) 04:14:22 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:22 executing program 4: pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r2, 0x6, 0x10000000013, &(0x7f0000000180)=0x1, 0x233) setsockopt$sock_timeval(r2, 0x1, 0x15, &(0x7f0000000040)={0x0, 0x2710}, 0x10) setsockopt$SO_BINDTODEVICE(r2, 0x1, 0x19, &(0x7f0000000000)='vcan0\x00', 0x10) connect$inet(r2, &(0x7f00000000c0)={0x2, 0x0, @loopback}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r2, 0x6, 0x1d, &(0x7f0000000100)={0x0, 0x81, 0x200}, 0x14) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000002c0)={'syzkaller1\x00', 0x420000015001}) close(r3) write$binfmt_misc(r1, &(0x7f0000000080)=ANY=[], 0xff01) r4 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) r6 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000200)='TIPCv2\x00') sendmsg$TIPC_NL_UDP_GET_REMOTEIP(r1, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r6, 0x400, 0x70bd27, 0x25dfdbfc, {}, [@TIPC_NLA_MON={0xc, 0x9, 0x0, 0x1, [@TIPC_NLA_MON_REF={0x8, 0x2, 0x1}]}]}, 0x20}, 0x1, 0x0, 0x0, 0x40804}, 0x400e0) sendfile(r5, r4, 0x0, 0x1000000e0) ioctl$IMCTRLREQ(r4, 0x80044945, &(0x7f0000000140)={0x4, 0x8, 0x5, 0x6}) splice(r0, 0x0, r2, 0x0, 0x10003, 0x0) 04:14:22 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20, 0x9}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x20040000, &(0x7f0000000080)={0xa, 0x4e1e, 0x8, @mcast1, 0x8}, 0xb8bce9b5dc92a365) r1 = socket(0xa, 0x1, 0x0) r2 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r3, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r3, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL(r1, 0x89f0, &(0x7f0000000040)={'gre0\x00', &(0x7f0000000100)={'erspan0\x00', r3, 0x7, 0x7800, 0x2ef3, 0x6, {{0xc, 0x4, 0x1, 0x34, 0x30, 0x68, 0x0, 0x2, 0x29, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}, @dev={0xac, 0x14, 0x14, 0x39}, {[@timestamp_prespec={0x44, 0x1c, 0x7d, 0x3, 0x7, [{@local, 0x5}, {@loopback, 0x8}, {@multicast2, 0x7ff}]}]}}}}}) close(r1) sendmmsg$inet_sctp(r1, &(0x7f0000000bc0)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000080)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x200}}], 0x20}], 0x1, 0x0) r4 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r1, 0x84, 0x23, &(0x7f00000000c0)={r5}, 0x8) setsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000000)={r5, 0x0, 0x9, 0x3, 0x4, 0x100}, 0x14) [ 1799.816410][T27609] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1799.858368][ T29] audit: type=1804 audit(1594786462.283:1399): pid=27612 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1496/cgroup.controllers" dev="sda1" ino=16370 res=1 04:14:22 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000244, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1800.030562][T27614] batman_adv: batadv0: Adding interface: veth2067 [ 1800.043457][T27614] batman_adv: batadv0: The MTU of interface veth2067 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1800.124314][T27614] batman_adv: batadv0: Not using interface veth2067 (retrying later): interface not active [ 1800.171618][T27620] batman_adv: batadv0: Removing interface: veth2067 04:14:22 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000245, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:22 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000}}], 0x1, 0x0, 0x0) 04:14:22 executing program 4: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) socketpair(0x0, 0x0, 0x0, 0x0) r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={'syzkaller1\x00', 0x420000015001}) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @broadcast}}) write$tun(r0, &(0x7f0000000240)=ANY=[@ANYBLOB="000000000000000000006061ae6e00143300fc020000000000000000000000000000ff02000000000000000000000000000100", @ANYRES32=0x41424344], 0x46) socketpair(0xb, 0x800, 0x6, &(0x7f0000004180)={0xffffffffffffffff}) ioctl$SIOCAX25CTLCON(r2, 0x89e8, &(0x7f00000041c0)={@bcast, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, 0x5, 0x240000, 0x1, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @bcast, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}]}) [ 1800.308520][T27609] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:22 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000246, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1800.467866][T27656] IPVS: ftp: loaded support on port[0] = 21 04:14:22 executing program 3: sendmsg$TIPC_CMD_SET_LINK_WINDOW(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000400), 0xc, 0x0}, 0x0) r0 = bpf$MAP_CREATE(0x100000000000000, &(0x7f00000000c0)={0x10, 0x4, 0x4, 0x4, 0x0, 0x1, 0x0, [0x0, 0x0, 0x0, 0x0, 0x2000000]}, 0x3c) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000000)={r0, &(0x7f0000000200)="067781c955af53f2cb5732e1c2a722f56c58c500339d934015ddb6c61cc9f46e164db532fa4923755fc97aa22d01c844b9371e1cd5feba89aa693cfde92f2beb1f8ae212507d8f40c9b3261a2dabb6bbbbe5ddf53d0a743c0766b4b48dcdaecec016fd8e2ebb9c804de3d2ed68c3ee9702ccb1f99c833520d13180f9f3ae87ccf06cd90681c09c1b6c5023764227ea458c01937540ce01a7fbe23f84", &(0x7f0000000040)=@udp=r1}, 0x20) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000c88000)={r0, &(0x7f0000847f95), &(0x7f000089b000)}, 0x18) 04:14:23 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000247, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1800.558999][ T29] audit: type=1804 audit(1594786462.983:1400): pid=27655 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1497/cgroup.controllers" dev="sda1" ino=16383 res=1 04:14:23 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:23 executing program 2: r0 = socket$inet6(0xa, 0x6, 0x3) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1800.766577][T27690] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:23 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000248, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1800.949017][T27694] batman_adv: batadv0: Adding interface: veth2069 [ 1800.964737][T27694] batman_adv: batadv0: The MTU of interface veth2069 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:23 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20, 0x800000}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1801.135140][T27694] batman_adv: batadv0: Not using interface veth2069 (retrying later): interface not active 04:14:23 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000249, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:23 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0xe000000}}], 0x1, 0x0, 0x0) [ 1801.181714][T27698] batman_adv: batadv0: Removing interface: veth2069 [ 1801.308741][T27690] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:23 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44004902, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:23 executing program 2: r0 = socket$inet6(0xa, 0x5, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) setsockopt$inet_tcp_TCP_QUEUE_SEQ(r1, 0x6, 0x15, &(0x7f0000000000)=0x8, 0x4) r3 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) getsockopt$IP_VS_SO_GET_TIMEOUT(r3, 0x0, 0x486, &(0x7f0000000400), &(0x7f0000000440)=0xc) [ 1801.549524][T27656] IPVS: ftp: loaded support on port[0] = 21 [ 1801.973486][T12034] tipc: TX() has been purged, node left! 04:14:24 executing program 4: socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000000)) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) accept$packet(r1, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000100)={0xffffffffffffffff}) splice(r3, 0x0, r2, 0x0, 0x10000, 0x0) ioctl$PPPIOCGFLAGS(r2, 0x8004745a, &(0x7f0000000200)) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r2, 0x84, 0x75, &(0x7f0000000240)={0x0, 0x80000001}, &(0x7f0000000280)=0x8) r4 = socket(0x10, 0x80002, 0x0) r5 = socket(0x22, 0x2, 0x2) ioctl$IMGETCOUNT(r5, 0x80044943, &(0x7f0000001a80)) syz_init_net_socket$rose(0xb, 0x5, 0x0) recvfrom$llc(r5, &(0x7f0000000880)=""/4096, 0x1000, 0x40, 0x0, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000002980)={0x0, 0x0, &(0x7f0000002940)={&(0x7f0000007340)=ANY=[@ANYBLOB="3000000031003b0500000001000000010073616d706c65000040f3a0f2d4ec7596bf0007000000000000000000000008000000000000000000"], 0x30}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) r7 = socket$netlink(0x10, 0x3, 0x0) ioctl(r7, 0x1000008912, &(0x7f00000001c0)="080db5055e0bcfe847a071") sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000800)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x22b3}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @geneve={{0xb, 0x1, 'geneve\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}, @IFLA_MASTER={0x8, 0xa, r6}]}, 0x44}}, 0x0) 04:14:24 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x60000000}}], 0x1, 0x0, 0x0) 04:14:24 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:24 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r2, 0x0) ioctl$TUNSETNOCSUM(r2, 0x400454c8, 0x1) sendfile(0xffffffffffffffff, r1, 0x0, 0x1000000e0) sendmsg$RDMA_NLDEV_CMD_RES_GET(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x28, 0x1409, 0x200, 0x70bd2c, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x28}, 0x1, 0x0, 0x0, 0x4}, 0x200440d4) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) socket$unix(0x1, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:24 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @private1, 0xfffffffd}, 0x1c) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00') recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r4, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) r5 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r5, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r5, 0x0) recvmsg$can_bcm(r5, &(0x7f00000006c0)={&(0x7f0000000300)=@can={0x1d, 0x0}, 0x80, &(0x7f00000005c0)=[{&(0x7f0000000380)=""/84, 0x54}, {&(0x7f0000000400)=""/201, 0xc9}, {&(0x7f0000000500)=""/181, 0xb5}], 0x3, &(0x7f0000000600)=""/159, 0x9f}, 0x0) sendmsg$TEAM_CMD_PORT_LIST_GET(0xffffffffffffffff, &(0x7f0000000940)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x50008000}, 0xc, &(0x7f0000000900)={&(0x7f0000000700)={0x1d8, 0x0, 0x400, 0x70bd2c, 0x25dfdbfc, {}, [{{0x8}, {0x138, 0x2, 0x0, 0x1, [{0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x5}, {0x8, 0x4, 0x5}}, {0x8}}}, {0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x5}, {0x8, 0x4, 0x5}}, {0x8}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x5}, {0x8, 0x4, 0x5}}, {0x8}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x5}, {0x8, 0x4, 0x8}}}]}}, {{0x8, 0x1, r4}, {0x7c, 0x2, 0x0, 0x1, [{0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x5}, {0x8}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24, 0x1, 'lb_tx_hash_to_port_mapping\x00'}, {0x5}, {0x8, 0x4, r6}}, {0x8}}}]}}]}, 0x1d8}, 0x1, 0x0, 0x0, 0x800}, 0x8008010) 04:14:24 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x5, 0xa, 0x4) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x844) r5 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r5, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x4010, r5, 0xbb7f4000) setsockopt$RDS_GET_MR(r5, 0x114, 0x2, &(0x7f0000000280)={{&(0x7f00000009c0)=""/4096, 0x1000}, &(0x7f00000000c0)}, 0x20) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r6, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) socket$inet_icmp_raw(0x2, 0x3, 0x1) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000003c0)=ANY=[@ANYBLOB="38000000240007050000004007a2a3000580db00", @ANYRES32=r6, @ANYBLOB="00000000ffffffff00000000090001006866736300000000080002"], 0x38}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=@newtfilter={0x3c, 0x64, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, r6}, [@filter_kind_options=@f_flower={{0xb, 0x1, 'flower\x00'}, {0xc, 0x2, [@TCA_FLOWER_KEY_IPV4_SRC={0x8, 0xa, @loopback}]}}]}, 0x3c}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000980)=@newtfilter={0x24, 0x11, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, r6}}, 0x24}}, 0x0) [ 1802.468476][T27793] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1802.564868][ T29] audit: type=1804 audit(1594786464.993:1401): pid=27805 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1499/cgroup.controllers" dev="sda1" ino=16378 res=1 [ 1802.635955][T27800] batman_adv: batadv0: Adding interface: veth2071 [ 1802.645628][T27800] batman_adv: batadv0: The MTU of interface veth2071 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1802.745250][T27800] batman_adv: batadv0: Not using interface veth2071 (retrying later): interface not active 04:14:25 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x84000000}}], 0x1, 0x0, 0x0) [ 1802.835975][T27806] netlink: 28 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1802.862740][T27799] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1802.967501][T27807] batman_adv: batadv0: Removing interface: veth2071 [ 1803.036644][ T29] audit: type=1804 audit(1594786465.463:1402): pid=27836 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1500/cgroup.controllers" dev="sda1" ino=16378 res=1 [ 1803.094398][T27819] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1803.109348][T27793] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:25 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000000000", @ANYRES32=r4], 0x20}}, 0x0) [ 1803.329886][T27814] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. 04:14:25 executing program 4: r0 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) connect$netrom(r0, &(0x7f0000000000)={{0x6, @rose}, [@null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast]}, 0x48) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$devlink(&(0x7f0000000080)='devlink\x00') r5 = gettid() sendmsg$DEVLINK_CMD_RELOAD(r3, &(0x7f0000000800)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000000)={0x3c, r4, 0x536ae464467e3e0b, 0x0, 0x0, {}, [{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, @DEVLINK_ATTR_NETNS_PID={0x8, 0x8b, r5}}]}, 0x3c}, 0x1, 0x6000000000000000}, 0x0) sendmsg$DEVLINK_CMD_SB_POOL_GET(r1, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8e495cf30034bb6e}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0xa0, r4, 0x100, 0x70bd26, 0x25dfdbfd, {}, [{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0xd987}, {0x6, 0x11, 0x3}}, {@pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}, {0x8, 0xb, 0x6}, {0x6, 0x11, 0x1}}, {@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x9}, {0x6, 0x11, 0x3}}]}, 0xa0}, 0x1, 0x0, 0x0, 0x80}, 0x4000000) listen(0xffffffffffffffff, 0x3) unshare(0x42000200) sendmsg$AUDIT_TTY_GET(r1, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x10, 0x3f8, 0x400, 0x70bd2d, 0x25dfdbff, "", ["", "", "", "", "", "", "", ""]}, 0x10}, 0x1, 0x0, 0x0, 0x8880}, 0x40044) r6 = accept(r0, 0x0, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r6, 0x89e2, 0x0) [ 1803.518127][T27854] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1803.626247][T27857] IPVS: ftp: loaded support on port[0] = 21 04:14:26 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x16, &(0x7f00000000c0)=0xffff0daf, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1803.708599][T27856] batman_adv: batadv0: Adding interface: veth2073 [ 1803.727860][T27856] batman_adv: batadv0: The MTU of interface veth2073 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:26 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r2, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000004c0)={r2, 0xc0, &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000140)=0x1, 0x0, 0x0, 0x0, &(0x7f0000000180)={0x0, 0x2}, 0x0, 0x0, &(0x7f0000000200)={0x2, 0xd, 0x81, 0x4}, &(0x7f0000000240)=0xd8f, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000280)=0xfff}}, 0x10) ioctl$ifreq_SIOCGIFINDEX_team(r1, 0x8933, &(0x7f0000000040)={'team0\x00', 0x0}) socket(0x10, 0x803, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000480)={'team_slave_0\x00', 0x0}) r5 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r5, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r5, 0x0) openat$cgroup_subtree(r5, &(0x7f0000000100)='cgroup.subtree_control\x00', 0x2, 0x0) r6 = syz_genetlink_get_family_id$team(&(0x7f00000000c0)='team\x00') sendmsg$TEAM_CMD_OPTIONS_SET(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="05000000", @ANYRES16=r6, @ANYBLOB="05000004000000000000010096c6410acc6bc8dcfb818bf40000000000004a30f534f5230ccf8a00da1d8d400daf219ce599499a634185318359d7b38f464ec0929270c227d1ddb88fafa279e658f6d075056f3303000000a1ec4b37aae05464a9168a16a324bdf1a0d20c266d145a8881f5e5aca251e30bebd50ed7afa342e152edaa47fdf6bfe7fdd4da85ff116b6a5daa19fc4202c71ade0dcc0e7f9c", @ANYRES32=r3, @ANYBLOB="400002803c00010024000100757365725f6c696e6b75705f656e61626c65640000000000000000000000000005000300060000000400040008000600", @ANYRES32=r4, @ANYBLOB], 0x5c}}, 0x0) [ 1803.807358][ T29] audit: type=1804 audit(1594786466.223:1403): pid=27867 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1500/cgroup.controllers" dev="sda1" ino=16378 res=1 04:14:26 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0xc00e0000}}], 0x1, 0x0, 0x0) 04:14:26 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) r2 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r2, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) r4 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r4, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r4, 0x84, 0x66, &(0x7f0000000040)={r5}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x66, &(0x7f0000000040)={r5, 0x1f}, &(0x7f0000000200)=0x8) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) sendmsg$TEAM_CMD_OPTIONS_GET(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000580)={&(0x7f0000000380)={0x1e0, 0x0, 0x30c, 0x70bd29, 0x25dfdbfc, {}, [{{0x8}, {0x1c4, 0x2, 0x0, 0x1, [{0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x5}, {0x4}}, {0x8}}}, {0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x5}, {0x8, 0x4, 0x6}}, {0x8}}}, {0x4c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}, {0x4c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x5}, {0x8}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x5}, {0x8, 0x4, 0x40}}}]}}]}, 0x1e0}, 0x1, 0x0, 0x0, 0x1}, 0x20000805) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f0000000000)={r3, 0xd0, &(0x7f0000000100)=[@in={0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x3f}}, @in6={0xa, 0x4e23, 0x0, @private2={0xfc, 0x2, [], 0x1}, 0xfffff801}, @in6={0xa, 0x4e22, 0x0, @mcast2, 0x5}, @in={0x2, 0x4e23, @multicast2}, @in={0x2, 0x4e20, @loopback}, @in={0x2, 0x4e22, @empty}, @in={0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x1a}}, @in6={0xa, 0x4e20, 0x7f, @private2, 0x8}, @in={0x2, 0x4e23, @local}, @in6={0xa, 0x4e22, 0xffffffff, @loopback, 0x5}]}, &(0x7f0000000040)=0x10) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1803.877881][T27856] batman_adv: batadv0: Not using interface veth2073 (retrying later): interface not active [ 1803.905832][T27860] batman_adv: batadv0: Removing interface: veth2073 04:14:26 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e21, 0xffff4eaa, @empty, 0x8}, 0x1c) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) setsockopt$ax25_SO_BINDTODEVICE(r1, 0x101, 0x19, &(0x7f0000000040)=@netrom={'nr', 0x0}, 0x10) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1804.106163][ T29] audit: type=1804 audit(1594786466.533:1404): pid=27884 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1501/cgroup.controllers" dev="sda1" ino=16378 res=1 [ 1804.158203][T27854] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1804.408996][T27861] IPVS: ftp: loaded support on port[0] = 21 04:14:26 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000f0ffff", @ANYRES32=r4], 0x20}}, 0x0) 04:14:27 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0xffffff7f}}], 0x1, 0x0, 0x0) [ 1804.693285][T27938] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1804.832811][ T29] audit: type=1804 audit(1594786467.253:1405): pid=27949 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1502/cgroup.controllers" dev="sda1" ino=15857 res=1 [ 1804.948650][T27948] batman_adv: batadv0: Adding interface: veth2075 [ 1804.970586][T27948] batman_adv: batadv0: The MTU of interface veth2075 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1805.091036][T27948] batman_adv: batadv0: Not using interface veth2075 (retrying later): interface not active 04:14:27 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000000000}}], 0x1, 0x0, 0x0) [ 1805.181319][T27950] batman_adv: batadv0: Removing interface: veth2075 04:14:27 executing program 1: r0 = socket$inet6(0xa, 0x80000, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @remote}, 0x1c) 04:14:27 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) r2 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r2, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) r4 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r4, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r4, 0x84, 0x66, &(0x7f0000000040)={r5}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x66, &(0x7f0000000040)={r5, 0x1f}, &(0x7f0000000200)=0x8) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) sendmsg$TEAM_CMD_OPTIONS_GET(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000580)={&(0x7f0000000380)={0x1e0, 0x0, 0x30c, 0x70bd29, 0x25dfdbfc, {}, [{{0x8}, {0x1c4, 0x2, 0x0, 0x1, [{0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x5}, {0x4}}, {0x8}}}, {0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x5}, {0x8, 0x4, 0x6}}, {0x8}}}, {0x4c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}, {0x4c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x5}, {0x8}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x5}, {0x8, 0x4, 0x40}}}]}}]}, 0x1e0}, 0x1, 0x0, 0x0, 0x1}, 0x20000805) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f0000000000)={r3, 0xd0, &(0x7f0000000100)=[@in={0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x3f}}, @in6={0xa, 0x4e23, 0x0, @private2={0xfc, 0x2, [], 0x1}, 0xfffff801}, @in6={0xa, 0x4e22, 0x0, @mcast2, 0x5}, @in={0x2, 0x4e23, @multicast2}, @in={0x2, 0x4e20, @loopback}, @in={0x2, 0x4e22, @empty}, @in={0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x1a}}, @in6={0xa, 0x4e20, 0x7f, @private2, 0x8}, @in={0x2, 0x4e23, @local}, @in6={0xa, 0x4e22, 0xffffffff, @loopback, 0x5}]}, &(0x7f0000000040)=0x10) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:27 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) ioctl$sock_SIOCSIFVLAN_DEL_VLAN_CMD(r0, 0x8983, &(0x7f0000000000)={0x1, 'geneve1\x00', {}, 0x8001}) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1805.425929][ T29] audit: type=1804 audit(1594786467.853:1406): pid=27977 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1503/cgroup.controllers" dev="sda1" ino=15884 res=1 04:14:30 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000002c0)='cpuset.effective_mems\x00', 0x275a, 0x0) ioctl$FS_IOC_FSSETXATTR(r0, 0x401c5820, &(0x7f00000000c0)={0x20}) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_elf64(r0, &(0x7f0000000140)=ANY=[], 0xfe6f) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000340)='cgroup.controllers\x00', 0x7a05, 0x1700) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000280)='cgroup.controllers\x00', 0x275a, 0x0) write$cgroup_int(r3, &(0x7f0000000000), 0xffd2) write$cgroup_subtree(r2, 0x0, 0x200600) ioctl$FS_IOC_FIEMAP(r3, 0xc020660b, &(0x7f0000000100)=ANY=[@ANYBLOB="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"]) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r4, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r4, 0x0) r5 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000240)='IPVS\x00') sendmsg$IPVS_CMD_DEL_DAEMON(r4, &(0x7f0000000440)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000300)={&(0x7f0000000380)={0xb4, r5, 0x100, 0x70bd2b, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_SERVICE={0x58, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x10001}, @IPVS_SVC_ATTR_AF={0x6, 0x1, 0x2}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x53}, @IPVS_SVC_ATTR_SCHED_NAME={0x7, 0x6, 'fo\x00'}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x73}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x73}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x2b}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e24}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x1, 0x1d}}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x3}, @IPVS_CMD_ATTR_SERVICE={0x40, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'wrr\x00'}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x28, 0x9}}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e24}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x20, 0x23}}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x12, 0xc}}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x4}]}]}, 0xb4}, 0x1, 0x0, 0x0, 0x20000090}, 0x804) ioctl$EXT4_IOC_MOVE_EXT(r1, 0xc028660f, &(0x7f0000000040)={0x0, r0}) 04:14:30 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000020000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:30 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x40030000000000}}], 0x1, 0x0, 0x0) 04:14:30 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) r1 = socket$unix(0x1, 0x10004000000002, 0x0) connect(r1, &(0x7f0000931ff4)=@un=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) sendmmsg(r1, &(0x7f0000000000), 0x548, 0x0) connect$unix(r1, &(0x7f0000000000)=@abs, 0x6e) ioctl$sock_SIOCSIFVLAN_SET_VLAN_EGRESS_PRIORITY_CMD(r1, 0x8983, &(0x7f0000000180)={0x3, 'veth1_to_hsr\x00', {0x1}, 0x3ff8}) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) r2 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r3, r2, 0x0, 0x1000000e0) r4 = socket$inet6_dccp(0xa, 0x6, 0x0) sendmsg$IPCTNL_MSG_CT_GET_UNCONFIRMED(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14, 0x7, 0x1, 0x801, 0x0, 0x0, {0x7, 0x0, 0x9}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x48000}, 0x2008830) setsockopt$sock_int(r4, 0x1, 0x28, &(0x7f0000000040), 0x4) setsockopt$SO_J1939_PROMISC(r2, 0x6b, 0x2, &(0x7f0000000000), 0x4) 04:14:30 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000f0ffff", @ANYRES32=r4], 0x20}}, 0x0) 04:14:30 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x1000000e0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='memory.events\x00', 0x7a05, 0x1700) sendfile(r2, r1, 0x0, 0x100000001) r3 = socket(0x22, 0x2, 0x2) accept4$packet(r3, 0x0, 0x0, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000100)='NLBL_UNLBL\x00') sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r4, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000200)={&(0x7f0000000140)={0x48, r5, 0x100, 0x70bd2b, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_SECCTX={0x23, 0x7, 'system_u:object_r:var_log_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x24, 0x5, @remote}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000005}, 0x4000000) sendmsg$NLBL_UNLABEL_C_STATICLIST(r3, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000001c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="bd31c530000003", @ANYRES16=r5, @ANYBLOB="100029bd7000fddbdf250500000008000400000000001400020000000000000000000000000000000001"], 0x30}}, 0x4004) sendmsg$NLBL_UNLABEL_C_STATICLIST(r2, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x24, r5, 0x300, 0x70bd25, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast1}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @loopback}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x24040000) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x14, r5, 0x100, 0x70bd25, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x1}, 0x4000) [ 1807.658307][T12034] tipc: TX() has been purged, node left! [ 1807.723217][T28027] __nla_validate_parse: 1 callbacks suppressed [ 1807.723226][T28027] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1807.755177][T12034] tipc: TX() has been purged, node left! 04:14:30 executing program 2: ioctl$IMGETCOUNT(0xffffffffffffffff, 0x80044943, &(0x7f0000000000)) r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) socket$inet6(0xa, 0x4, 0x2) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1807.781583][ T29] audit: type=1804 audit(1594786470.203:1407): pid=28025 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1504/cgroup.controllers" dev="sda1" ino=16145 res=1 [ 1807.872933][T28028] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1808.041913][T28034] batman_adv: batadv0: Adding interface: veth153 [ 1808.058934][T28034] batman_adv: batadv0: The MTU of interface veth153 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1808.158557][T28034] batman_adv: batadv0: Not using interface veth153 (retrying later): interface not active [ 1808.187707][T28036] batman_adv: batadv0: Adding interface: veth2077 [ 1808.226383][T28036] batman_adv: batadv0: The MTU of interface veth2077 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:30 executing program 2: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r0, 0x0) r1 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r1, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x4e26, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0xfffffffffffffea6) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r1, 0x84, 0x66, &(0x7f0000000040)={r2}, &(0x7f0000000140)=0x8) setsockopt$inet_sctp_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000000)=@assoc_value={r2, 0x101}, 0x8) r3 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r3, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r4, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r4, 0x0) openat$cgroup_ro(r4, &(0x7f0000000100)='cpuacct.usage_percpu_sys\x00', 0x0, 0x0) bind$inet6(r3, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, 0xffffffffffffffff, 0x0) setsockopt$inet6_MRT6_ADD_MIF(0xffffffffffffffff, 0x29, 0xca, &(0x7f0000000180)={0x7, 0x1, 0x6, 0x8001}, 0xc) recvmmsg(r3, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r3, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r3, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1808.290356][T28036] batman_adv: batadv0: Not using interface veth2077 (retrying later): interface not active [ 1808.364209][T28038] batman_adv: batadv0: Removing interface: veth153 [ 1808.428154][T28040] batman_adv: batadv0: Removing interface: veth2077 04:14:30 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0xa0010000000000}}], 0x1, 0x0, 0x0) [ 1808.615324][T28028] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:31 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000f0ffff", @ANYRES32=r4], 0x20}}, 0x0) 04:14:31 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$devlink(&(0x7f0000000080)='devlink\x00') r5 = gettid() sendmsg$DEVLINK_CMD_RELOAD(r3, &(0x7f0000000800)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000000)={0x3c, r4, 0x536ae464467e3e0b, 0x0, 0x0, {}, [{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, @DEVLINK_ATTR_NETNS_PID={0x8, 0x8b, r5}}]}, 0x3c}, 0x1, 0x6000000000000000}, 0x0) sendmsg$DEVLINK_CMD_SB_PORT_POOL_GET(r1, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x48, r4, 0x100, 0x70bd26, 0x25dfdbff, {}, [{{@pci={{0x8, 0x1, 'pci\x00'}, {0x11, 0x2, '0000:00:10.0\x00'}}, {0x8, 0x3, 0x2}}, {0x8, 0xb, 0x9}, {0x6, 0x11, 0x3}}]}, 0x48}, 0x1, 0x0, 0x0, 0x4005}, 0x801) setsockopt$inet6_int(r0, 0x29, 0x4e, &(0x7f00000000c0)=0x3, 0x4) socket$inet6(0xa, 0x80000, 0x3ff) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x4e21, 0x7, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', 0x3e4f}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r0, 0x84, 0x6b, &(0x7f0000000000)=[@in6={0xa, 0x4e22, 0x9fcf, @dev={0xfe, 0x80, [], 0x30}, 0x3}], 0x1c) [ 1808.753082][ T29] audit: type=1804 audit(1594786471.173:1408): pid=28081 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1505/cgroup.controllers" dev="sda1" ino=16323 res=1 04:14:31 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000030000", @ANYRES32=r4], 0x20}}, 0x0) [ 1808.900093][T28097] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1809.019621][T28101] batman_adv: batadv0: Adding interface: veth153 [ 1809.042536][T28101] batman_adv: batadv0: The MTU of interface veth153 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1809.167536][T28101] batman_adv: batadv0: Not using interface veth153 (retrying later): interface not active 04:14:31 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x40030000000000}}], 0x1, 0x0, 0x0) 04:14:31 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x100000000000000}}], 0x1, 0x0, 0x0) [ 1809.234545][T28104] batman_adv: batadv0: Removing interface: veth153 [ 1809.297266][T28111] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1809.422031][ T29] audit: type=1804 audit(1594786471.843:1409): pid=28125 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1506/cgroup.controllers" dev="sda1" ino=16242 res=1 [ 1809.504480][T28112] batman_adv: batadv0: Adding interface: veth2079 [ 1809.510968][T28112] batman_adv: batadv0: The MTU of interface veth2079 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1809.600798][ T29] audit: type=1804 audit(1594786472.023:1410): pid=28128 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1437/cgroup.controllers" dev="sda1" ino=16306 res=1 [ 1809.651555][T28112] batman_adv: batadv0: Not using interface veth2079 (retrying later): interface not active [ 1809.727483][T28114] batman_adv: batadv0: Removing interface: veth2079 04:14:32 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000f0ffff", @ANYRES32=r4], 0x20}}, 0x0) 04:14:32 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x300000000000000}}], 0x1, 0x0, 0x0) 04:14:32 executing program 2: setsockopt$inet6_int(0xffffffffffffffff, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(0xffffffffffffffff, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(0xffffffffffffffff, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(0xffffffffffffffff, 0x29, 0x46, 0x0, 0x0) sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) write$binfmt_script(0xffffffffffffffff, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, 0xffffffffffffffff, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000440)={{{@in=@empty, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in6=@dev}}, &(0x7f0000000540)=0xe8) sendmsg$BATADV_CMD_GET_MESH(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x54, 0x0, 0x800, 0x70bd2a, 0x25dfdbfe, {}, [@BATADV_ATTR_DISTRIBUTED_ARP_TABLE_ENABLED={0x5, 0x2f, 0x1}, @BATADV_ATTR_AP_ISOLATION_ENABLED={0x5}, @BATADV_ATTR_ISOLATION_MARK={0x8}, @BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r2}, @BATADV_ATTR_ORIG_INTERVAL={0x8, 0x39, 0x81}, @BATADV_ATTR_GW_SEL_CLASS={0x8, 0x34, 0x1}, @BATADV_ATTR_NETWORK_CODING_ENABLED={0x5}, @BATADV_ATTR_HOP_PENALTY={0x5}]}, 0x54}, 0x1, 0x0, 0x0, 0x44}, 0x24044000) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000002800120079f80fb8b837b7d9bba50c000100766574681300f1ff1800", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r5, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) ioctl$sock_ipv6_tunnel_SIOCGET6RD(0xffffffffffffffff, 0x89f8, &(0x7f0000000100)={'sit0\x00', &(0x7f0000000000)={'sit0\x00', r5, 0x4, 0x1, 0xed, 0x9, 0x8, @initdev={0xfe, 0x88, [], 0x0, 0x0}, @loopback, 0x27, 0x7800, 0x0, 0x6}}) [ 1809.873298][T28112] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1810.032600][T28148] batman_adv: batadv0: Adding interface: veth2079 04:14:32 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f00000001c0)=ANY=[], 0x208e289) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) r2 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_int(r2, 0x107, 0xa, &(0x7f0000000080)=0x2, 0x4) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r3, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r3, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r4, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r4, 0x0) setsockopt$packet_tx_ring(r4, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8080, 0x6, 0x3, 0x6, 0x0, 0x9, 0xfffffffd}, 0x1c) r5 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r5, r1, 0x0, 0x100000023) [ 1810.062765][T28148] batman_adv: batadv0: The MTU of interface veth2079 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:32 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000040000", @ANYRES32=r4], 0x20}}, 0x0) [ 1810.129994][T28148] batman_adv: batadv0: Not using interface veth2079 (retrying later): interface not active [ 1810.159005][T28158] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 1810.213301][T28161] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1810.228585][T28163] batman_adv: batadv0: Adding interface: veth153 [ 1810.240014][T28163] batman_adv: batadv0: The MTU of interface veth153 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1810.270032][ T29] audit: type=1804 audit(1594786472.663:1411): pid=28169 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1438/cgroup.controllers" dev="sda1" ino=16291 res=1 04:14:32 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000030000", @ANYRES32=r4], 0x20}}, 0x0) [ 1810.311463][ T29] audit: type=1804 audit(1594786472.663:1412): pid=28169 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1438/cgroup.controllers" dev="sda1" ino=16291 res=1 [ 1810.387499][T28163] batman_adv: batadv0: Not using interface veth153 (retrying later): interface not active [ 1810.423321][T28165] batman_adv: batadv0: Removing interface: veth153 [ 1810.468832][T28180] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1810.555469][T28182] batman_adv: batadv0: Adding interface: veth2081 [ 1810.563252][T28182] batman_adv: batadv0: The MTU of interface veth2081 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1810.636688][T28182] batman_adv: batadv0: Not using interface veth2081 (retrying later): interface not active [ 1810.651751][T28184] batman_adv: batadv0: Removing interface: veth2081 [ 1810.672947][T28185] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1810.720786][T28190] batman_adv: batadv0: Adding interface: veth266 [ 1810.731131][T28190] batman_adv: batadv0: The MTU of interface veth266 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:33 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x400000000000000}}], 0x1, 0x0, 0x0) [ 1810.808991][T28190] batman_adv: batadv0: Not using interface veth266 (retrying later): interface not active 04:14:33 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000000)=0xbc98, 0x4) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) sendto$inet6(r1, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @private1}, 0x1c) [ 1810.876261][T28197] batman_adv: batadv0: Removing interface: veth266 [ 1811.082987][ T29] audit: type=1804 audit(1594786473.503:1413): pid=28216 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1508/cgroup.controllers" dev="sda1" ino=16114 res=1 04:14:34 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) r1 = socket$unix(0x1, 0x2, 0x0) bind$unix(r1, &(0x7f0000003000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) close(r1) ioctl$ifreq_SIOCGIFINDEX_team(r1, 0x8933, &(0x7f0000000000)={'team0\x00'}) 04:14:34 executing program 3: r0 = syz_init_net_socket$llc(0x1a, 0x2, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$devlink(&(0x7f0000000080)='devlink\x00') r3 = gettid() sendmsg$DEVLINK_CMD_RELOAD(r1, &(0x7f0000000800)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000000)={0x3c, r2, 0x536ae464467e3e0b, 0x0, 0x0, {}, [{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, @DEVLINK_ATTR_NETNS_PID={0x8, 0x8b, r3}}]}, 0x3c}, 0x1, 0x6000000000000000}, 0x0) r4 = syz_open_procfs$namespace(r3, &(0x7f0000000040)='ns/time\x00') ioctl$NS_GET_NSTYPE(r4, 0xb703, 0x0) socket$nl_audit(0x10, 0x3, 0x9) setsockopt$llc_int(r0, 0x10c, 0x6, &(0x7f0000000000)=0xa6, 0x4) 04:14:34 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000050000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:34 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r1, r0, 0x0, 0x1000000e0) ioctl$TUNSETCARRIER(r0, 0x400454e2, &(0x7f0000000040)) pipe(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB="4800000010001fff0000056800080000faff0000", @ANYRES32=0x0, @ANYBLOB="000000fbff000000280012800a00010076786c616e00000018000280140016"], 0x3}}, 0x0) clock_gettime(0x0, &(0x7f0000000100)={0x0, 0x0}) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT(r0, 0x28, 0x6, &(0x7f0000000140)={r4, r5/1000+60000}, 0x10) r6 = socket$inet_udp(0x2, 0x2, 0x0) close(r6) r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r7, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r7, 0x0) connect$qrtr(r7, &(0x7f0000000080)={0x2a, 0x2, 0x4000}, 0xc) write$binfmt_misc(r3, &(0x7f0000000000)=ANY=[], 0xfffffecc) socket$netlink(0x10, 0x3, 0x0) splice(r2, 0x0, r6, 0x0, 0x4ffe3, 0x2) 04:14:34 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x800000000000000}}], 0x1, 0x0, 0x0) [ 1811.938932][ T29] audit: type=1800 audit(1594786474.363:1414): pid=28230 uid=0 auid=0 ses=4 subj==unconfined op=collect_data cause=failed comm="syz-executor.2" name="cgroup.controllers" dev="sda1" ino=16194 res=0 [ 1812.086096][ T29] audit: type=1804 audit(1594786474.513:1415): pid=28264 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1509/cgroup.controllers" dev="sda1" ino=16383 res=1 04:14:34 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_int(r0, 0x1, 0x10, &(0x7f0000000040)=0x4, 0x4) splice(r1, 0x0, r0, 0x0, 0x420000a77, 0x0) write$binfmt_elf64(r2, 0x0, 0xfffffd88) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) setsockopt$IP_VS_SO_SET_EDITDEST(0xffffffffffffffff, 0x0, 0x489, &(0x7f0000000240)={{0x11, @loopback, 0x4e21, 0x4, 'lblc\x00', 0x1c, 0x7, 0x7}, {@multicast2, 0x4e20, 0x2000, 0x37d, 0x7, 0xd4c}}, 0x44) write$binfmt_script(r3, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r3, 0x0) r4 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') r5 = socket$nl_generic(0x10, 0x3, 0x10) setsockopt$XDP_UMEM_COMPLETION_RING(r3, 0x11b, 0x6, &(0x7f00000002c0)=0x1010b20, 0x4) r6 = syz_genetlink_get_family_id$devlink(&(0x7f0000000080)='devlink\x00') r7 = gettid() sendmsg$DEVLINK_CMD_RELOAD(r5, &(0x7f0000000800)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000000)={0x3c, r6, 0x536ae464467e3e0b, 0x0, 0x0, {}, [{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, @DEVLINK_ATTR_NETNS_PID={0x8, 0x8b, r7}}]}, 0x3c}, 0x1, 0x6000000000000000}, 0x0) ioctl$sock_SIOCSPGRP(r3, 0x8902, &(0x7f0000000200)=r7) sendmsg$AUDIT_USER_AVC(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000340)={&(0x7f00000003c0)={0xd4, 0x453, 0x120, 0x70bd2b, 0x25dfdbfe, "516b936bc959247d5a1615995e622c40c23e94c578666deb1aa6546a6b45e38afb7eab957c80781c143fc79cee94e2733809a7deac1e7510a30cbea9381fab0b464a8014f73841be85ca95994c2dea66eeeab8dfd6699ecba1bc563f61b47dfc9fd64cd6bb7f63d260cb65533cc07c89464bceb8a6b777cfcab39fb561c06c9c669ae7a0fb7f6fb7e1de0e5ff33d867138d232e5875de380c498368bc1580335db09d15778ae12c609de8fe60b2672bd94b82e7f55b1036a8e8280ed13d7d45eab0a6360", ["", ""]}, 0xd4}, 0x1, 0x0, 0x0, 0x8080}, 0x8800) r8 = socket(0x8, 0x4, 0x200) sendmsg$IPVS_CMD_GET_SERVICE(r8, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000500)={&(0x7f0000000540)={0x3c, r4, 0x1, 0x70bd2d, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_DEST={0xc, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x80000001}]}, @IPVS_CMD_ATTR_DEST={0x1c, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x7fff}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x3}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x6}]}]}, 0x3c}, 0x1, 0x0, 0x0, 0x40000}, 0x20000004) [ 1812.141020][T28269] batman_adv: batadv0: Adding interface: veth2083 [ 1812.157646][T28269] batman_adv: batadv0: The MTU of interface veth2083 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1812.277830][T28269] batman_adv: batadv0: Not using interface veth2083 (retrying later): interface not active 04:14:34 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000140)='l2tp\x00') sendmsg$L2TP_CMD_SESSION_DELETE(r2, &(0x7f0000000940)={0x0, 0x0, &(0x7f0000000900)={&(0x7f0000000280)={0x2c, r3, 0x1, 0x0, 0x0, {0x5}, [@L2TP_ATTR_SESSION_ID={0x8}, @L2TP_ATTR_CONN_ID={0x8}, @L2TP_ATTR_PEER_SESSION_ID={0x8}]}, 0x2c}}, 0x0) sendmsg$L2TP_CMD_TUNNEL_GET(r1, &(0x7f0000000300)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x50, r3, 0x800, 0x70bd2a, 0x25dfdbfd, {}, [@L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x46}, @L2TP_ATTR_UDP_ZERO_CSUM6_RX={0x5, 0x22, 0x1}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0xb}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'virt_wifi0\x00'}, @L2TP_ATTR_PEER_SESSION_ID={0x8, 0xc, 0x1}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x3}]}, 0x50}, 0x1, 0x0, 0x0, 0x40800}, 0x4) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r4, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000ffa000/0x3000)=nil, 0x3000, 0x2000002, 0x11, r4, 0x59f26000) r5 = accept4$nfc_llcp(r4, &(0x7f0000000000), &(0x7f0000000100)=0x60, 0x80000) getsockopt(r5, 0x7fb, 0x5, &(0x7f0000000140)=""/10, &(0x7f0000000180)=0xa) [ 1812.357298][T28274] batman_adv: batadv0: Removing interface: veth2083 04:14:35 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0xe00000000000000}}], 0x1, 0x0, 0x0) 04:14:35 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000060000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:35 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) r1 = socket$caif_stream(0x25, 0x1, 0x3) ioctl$int_in(r1, 0x5452, &(0x7f0000000100)) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r6, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r6, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=ANY=[@ANYBLOB="380000002800310f00"/20, @ANYRES32=r6, @ANYBLOB="00000100667700000c0002000800010000000000"], 0x38}}, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000140)={'team0\x00', r6}) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x10}, 0x10) [ 1812.822567][T28302] __nla_validate_parse: 3 callbacks suppressed [ 1812.822578][T28302] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:35 executing program 4: unshare(0x40000000) bind$ax25(0xffffffffffffffff, &(0x7f00000002c0)={{0x3, @null}, [@bcast, @bcast, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}]}, 0x48) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) socket$inet(0x10, 0x3, 0x20000010) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000480)={0x0}}, 0x0) r0 = socket$can_j1939(0x1d, 0x2, 0x7) getsockopt$SO_J1939_ERRQUEUE(r0, 0x6b, 0x20000044, 0x0, &(0x7f00000000c0)) getsockname$packet(0xffffffffffffffff, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000100)=0x14) sendmsg$BATADV_CMD_GET_MCAST_FLAGS(0xffffffffffffffff, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x1c}}, 0x0) setsockopt$SO_J1939_SEND_PRIO(0xffffffffffffffff, 0x6b, 0x3, &(0x7f0000000080)=0x6, 0x4) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000040)=ANY=[@ANYBLOB="3c000000100001040000eb000000000000000000", @ANYRES32=r3, @ANYBLOB="19000000000000001c0012000c000100627269646765"], 0x3c}}, 0x0) r4 = socket(0x0, 0x80000, 0x8) sendmsg$BATADV_CMD_GET_BLA_BACKBONE(r4, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000040)={&(0x7f00000001c0)=ANY=[@ANYBLOB="15000000", @ANYRES16=0x0, @ANYBLOB="000829bd7000fcdbdf250c00000005002e00000000000a000900aaaaaaaaaa1a000008000600", @ANYRES32=r3, @ANYBLOB="0800390003000000060028000400000005002a0000000000"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x40) mmap(&(0x7f0000864000/0x1000)=nil, 0x1000, 0x0, 0x13, r0, 0x7b61f000) r5 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r5, &(0x7f00000000c0), 0x492492492492627, 0x0) [ 1812.877637][ T29] audit: type=1804 audit(1594786475.303:1416): pid=28301 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1510/cgroup.controllers" dev="sda1" ino=16114 res=1 [ 1813.049886][T28305] batman_adv: batadv0: Adding interface: veth2085 [ 1813.070142][T28305] batman_adv: batadv0: The MTU of interface veth2085 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:35 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x6000000000000000}}], 0x1, 0x0, 0x0) [ 1813.239187][T28305] batman_adv: batadv0: Not using interface veth2085 (retrying later): interface not active [ 1813.307401][T28307] batman_adv: batadv0: Removing interface: veth2085 [ 1813.358314][T28324] IPVS: ftp: loaded support on port[0] = 21 04:14:35 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r0, 0x0) getsockopt$kcm_KCM_RECV_DISABLE(r0, 0x119, 0x1, &(0x7f0000000080), 0x4) bpf$PROG_LOAD(0x5, &(0x7f00002a0fb8)={0x13, 0x4, &(0x7f0000000000)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x18, 0x3c}, [@call={0x45}]}, &(0x7f0000000040)='syzkaller\x00', 0x4, 0x99, &(0x7f0000000180)=""/153, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0xfffffffffffffed8}, 0x3f) [ 1813.434213][T28314] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1813.486729][T28302] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1813.509815][ T29] audit: type=1804 audit(1594786475.933:1417): pid=28331 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1511/cgroup.controllers" dev="sda1" ino=16382 res=1 [ 1813.641015][T28308] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.2'. 04:14:36 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e00, 0x0, @rand_addr, 0xfffffffd}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r2, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r3, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r3, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r4, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x4010, r4, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) r5 = socket$netlink(0x10, 0x3, 0x13) sendmsg$IPCTNL_MSG_CT_NEW(r5, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8b82134e9c127917}, 0xc, &(0x7f0000000040)={&(0x7f0000000200)={0x1a0, 0x0, 0x1, 0x801, 0x0, 0x0, {0x7, 0x0, 0x5}, [@CTA_MARK={0x8, 0x8, 0x1, 0x0, 0x5}, @CTA_TUPLE_REPLY={0x10, 0x2, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x21}}]}, @CTA_TUPLE_REPLY={0xac, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x2c, 0x1, 0x0, 0x1, @ipv6={{0x14, 0x3, @mcast2}, {0x14, 0x4, @loopback}}}, @CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @local}, {0x8, 0x2, @remote}}}, @CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @remote}, {0x8, 0x2, @multicast2}}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x21}}, @CTA_TUPLE_IP={0x2c, 0x1, 0x0, 0x1, @ipv6={{0x14, 0x3, @private2={0xfc, 0x2, [], 0x1}}, {0x14, 0x4, @private0}}}, @CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @local}, {0x8, 0x2, @private=0xa010100}}}]}, @CTA_TUPLE_ORIG={0x94, 0x1, 0x0, 0x1, [@CTA_TUPLE_IP={0x2c, 0x1, 0x0, 0x1, @ipv6={{0x14, 0x3, @local}, {0x14, 0x4, @private0}}}, @CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @local}, {0x8, 0x2, @local}}}, @CTA_TUPLE_IP={0x2c, 0x1, 0x0, 0x1, @ipv6={{0x14, 0x3, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, {0x14, 0x4, @initdev={0xfe, 0x88, [], 0x0, 0x0}}}}, @CTA_TUPLE_ZONE={0x6}, @CTA_TUPLE_ZONE={0x6}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x88}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS={0x8, 0x16, 0x1, 0x0, [0x6]}, @CTA_LABELS_MASK={0x14, 0x17, [0x7ff, 0x1ff, 0x7, 0x7]}, @CTA_STATUS={0x8, 0x3, 0x1, 0x0, 0x1402}, @CTA_MARK={0x8, 0x8, 0x1, 0x0, 0x4}, @CTA_MARK={0x8, 0x8, 0x1, 0x0, 0x5}]}, 0x1a0}, 0x1, 0x0, 0x0, 0x40}, 0x20004484) 04:14:36 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000070000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:36 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet6_int(r1, 0x29, 0xb, &(0x7f0000000000)=0x7, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x0, 0x44000103, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r6, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) r7 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r7, 0xffffffffffffffff, 0x0, 0x1000000e0) getsockopt$SO_TIMESTAMPING(r7, 0x1, 0x25, &(0x7f0000000340), &(0x7f0000000380)=0x4) sendmsg$nl_route_sched(r3, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r6, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)=ANY=[@ANYBLOB="380000002800310f000000000000000000000000188fa5161a1865e202d28880f309b24d987c0dbf838b8687c85f4784c2136093a9fa7ff65bd2ca985f0757f443fadb0d8ce084b71efae5e1c7da6db9e7fde9d96cee8b69d727f69f42c8294a73eaf0ed226251ca137b8dff91875f5b1bb03925aec543f014d1958db46339d1d07408b021946953ef805980d22fd7cd23e851e7b38fdcb57eb7efff3ecead0ec8c64730baeab68b81f65f3ee258f2bc3ff969514ae5e132ece042551614e6e55e748bca50240f45ca5f4a98ecb4685714e27a5e", @ANYRES32=r6, @ANYBLOB="000000000000ffff0000000007000100667700000c0002000800010000000000"], 0x38}}, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETPRL(r0, 0x89f4, &(0x7f0000000140)={'ip6gre0\x00', &(0x7f00000000c0)={'syztnl1\x00', r6, 0x29, 0x3c, 0xf1, 0x1000, 0x21, @empty, @loopback, 0x8000, 0x7800, 0x8, 0x7f}}) 04:14:36 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x8400000000000000}}], 0x1, 0x0, 0x0) [ 1813.921323][T28366] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1814.087994][ T29] audit: type=1804 audit(1594786476.513:1418): pid=28374 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1512/cgroup.controllers" dev="sda1" ino=16382 res=1 [ 1814.140364][T28372] batman_adv: batadv0: Adding interface: veth2087 [ 1814.166356][T28372] batman_adv: batadv0: The MTU of interface veth2087 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1814.298313][T28372] batman_adv: batadv0: Not using interface veth2087 (retrying later): interface not active [ 1814.428696][T28376] batman_adv: batadv0: Removing interface: veth2087 04:14:36 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0xc00e000000000000}}], 0x1, 0x0, 0x0) [ 1814.468874][T28330] IPVS: ftp: loaded support on port[0] = 21 [ 1814.518888][T28382] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1814.546628][T28324] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1814.696145][T28382] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.2'. [ 1814.729298][T28410] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1814.745881][ T29] audit: type=1804 audit(1594786477.173:1419): pid=28411 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1513/cgroup.controllers" dev="sda1" ino=16378 res=1 04:14:37 executing program 2: setsockopt$inet6_int(0xffffffffffffffff, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r0, 0x0) r1 = openat$cgroup_ro(r0, &(0x7f0000000000)='freezer.state\x00', 0x0, 0x0) r2 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r2, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x66, &(0x7f0000000040)={r3}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000100)={r3, 0xcc, "3f7b3f6291ece5417f46cd911876ddbe42b46f476f00181d28fa3a121b56c36626d69703996f0461d0c8076f934163b1f5a73ce7e677a2ceb489827e032a94f2ea43f2b0657d7fefb838134d283f69fbc20b22e073d0735b1435a8899b053bd5759f264e2c524082da87abace0bc643c5ef257740603031cb020e15796aa1de12ec5e2a3fc0eba174a676053df2aa538d75ad4331a6d476291e29eea4ba5486e33100878e6772c26d3af18b8abf142966dae39750643c7be62fdf818047e261ee6fe2f0dab2be43b10ff7a3d"}, &(0x7f0000000040)=0xd4) bind$inet6(0xffffffffffffffff, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(0xffffffffffffffff, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(0xffffffffffffffff, 0x29, 0x46, 0x0, 0x0) sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1814.853862][T28372] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:37 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x8400000000000000}}], 0x1, 0x0, 0x0) [ 1815.017253][T28376] batman_adv: batadv0: Adding interface: veth2087 [ 1815.030901][T28376] batman_adv: batadv0: The MTU of interface veth2087 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:37 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0xffffff7f00000000}}], 0x1, 0x0, 0x0) [ 1815.190449][T28376] batman_adv: batadv0: Not using interface veth2087 (retrying later): interface not active [ 1815.217133][ T29] audit: type=1804 audit(1594786477.643:1420): pid=28433 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir485314586/syzkaller.Eq4uI6/2118/cgroup.controllers" dev="sda1" ino=16377 res=1 04:14:37 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) r1 = socket$inet6_udplite(0xa, 0x2, 0x88) setsockopt$inet6_MRT6_ADD_MFC(r1, 0x29, 0xcc, &(0x7f00000005c0)={{0xa, 0x4e22, 0x8, @mcast2, 0x9}, {0xa, 0x4e24, 0x0, @empty, 0x960}, 0x3f, [0x1000, 0x6, 0x4, 0x9, 0x10001, 0xfffffffc, 0x200, 0xffffff0e]}, 0x5c) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r2, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r2, 0x111, 0x2, 0x0, 0x4) r3 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(r3, &(0x7f0000000000)={0xa, 0x4e23, 0x10001, @private1={0xfc, 0x1, [], 0x1f}, 0x7ff}, 0x1c) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1815.384638][ T29] audit: type=1804 audit(1594786477.813:1421): pid=28443 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1514/cgroup.controllers" dev="sda1" ino=16383 res=1 04:14:38 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x8400000000000000}}], 0x1, 0x0, 0x0) 04:14:38 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000080000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:38 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) 04:14:38 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0xffffff7f00000000}}], 0x1, 0x0, 0x0) [ 1816.017856][ T29] audit: type=1804 audit(1594786478.443:1422): pid=28475 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1515/cgroup.controllers" dev="sda1" ino=16374 res=1 [ 1816.108916][T28479] batman_adv: batadv0: Adding interface: veth2089 [ 1816.138344][T28479] batman_adv: batadv0: The MTU of interface veth2089 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1816.182935][ T29] audit: type=1804 audit(1594786478.603:1423): pid=28477 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir485314586/syzkaller.Eq4uI6/2119/cgroup.controllers" dev="sda1" ino=16372 res=1 04:14:38 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xce, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) sendmsg(r0, &(0x7f0000001500)={&(0x7f0000000000)=@isdn={0x22, 0x3, 0x4b, 0x40, 0x7f}, 0x80, &(0x7f0000000340)=[{&(0x7f0000000100)="3bd84b89df99fae9ccdb8b9eaee55a0c171efd71a8be86f31d0b000210e815b37ffba0ae4f98f84d54a162617a70d2bf5035dafeef49ed44dc3eb8f09c2ded7ff3b305dfa6fabf1c007a21459252149321e699fd1e1506004d9ec48817a5357aba38700c99c8b2dbf504998a24c54c6ed9a380ac8263719686bebe16e2", 0x7d}, {&(0x7f0000000180)="71ace6e91ebe1ce494f6937cba0009070973f61effb74dcd2768ed56b9be4c16b7a2fdd8b6add655e5d11575b17f6280ccf66510a4b111f14b3a295ad1ace0355e459767f79b3728e38c437c5fa6beea4e3a3aa21143439f085952710c023c3018b0d049e669b7444b5c2cf64b6a045b776e3ebe764df90e4ef47821b31c0de80611beab39f1e70f9eb68a34f7f07ddfea2348d95e8e8d519a3053de4c16c637996d2ac7c18ec381ecc71f361cc37fa083fc59773276469c4a5461d6cedef9c4a1f53fd3e27ec334b61e409339e597771a0dc0b5370f5af47cf0d11d5bfc", 0xde}, {&(0x7f0000000280)="fcaceed672d6d33fc8de2619048b76f90106012510a6701eaa74e1f924de6a97d3de93c7d827d8bd5d55c1af510584ae39b3557d5f22ceda3c327b6231a3d8bc93f574222a4b40b86a5b9ebb363d3bcef0b64a01f617d217f0f3f6e881f2be94029eefaba9ece766eb61778723ec630fe6f14448b3ff7386d5e4b88363aadb9b6e1c", 0x82}], 0x3, &(0x7f0000000380)=ANY=[@ANYBLOB="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"], 0x1160}, 0x400c050) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000001540)={0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_INITMSG(r2, 0x84, 0x2, &(0x7f0000001580), &(0x7f00000015c0)=0x8) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1816.277296][T28479] batman_adv: batadv0: Not using interface veth2089 (retrying later): interface not active [ 1816.295047][ T29] audit: type=1804 audit(1594786478.643:1424): pid=28478 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1442/cgroup.controllers" dev="sda1" ino=16371 res=1 [ 1816.378824][T28484] batman_adv: batadv0: Removing interface: veth2089 04:14:38 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}}], 0x1, 0x0, 0x0) [ 1816.666390][ T29] audit: type=1804 audit(1594786479.083:1425): pid=28506 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1516/cgroup.controllers" dev="sda1" ino=16376 res=1 04:14:39 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000090000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:39 executing program 3: write$binfmt_elf64(0xffffffffffffffff, 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000600)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000980)=ANY=[@ANYBLOB="3c0000001000850600000000fe612231c24a0008", @ANYRES32=r3, @ANYBLOB="2277f292252155b21c0012000c000100626f6e64000000000c0002000800010001"], 0x3c}}, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r4, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r4, 0x0) sendmsg$rds(r4, &(0x7f0000000140)={&(0x7f0000000080)={0x2, 0x4e20, @local}, 0x10, &(0x7f0000000280)=[{&(0x7f0000000340)=""/197, 0xc5}, {&(0x7f00000000c0)=""/7, 0x7}, {&(0x7f0000000480)=""/218, 0xda}, {&(0x7f0000000100)=""/10, 0xa}, {&(0x7f0000000640)=""/201, 0xc9}], 0x5, 0x0, 0x0, 0x20008040}, 0x8000) sendmsg$nl_route(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000440)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0x4}}}, @IFLA_MASTER={0x8, 0xa, r3}]}, 0x3c}}, 0x0) 04:14:39 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20, 0x9, @dev={0xfe, 0x80, [], 0x44}, 0x55}, 0x1c) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) 04:14:39 executing program 4: r0 = syz_genetlink_get_family_id$devlink(&(0x7f0000000280)='devlink\x00') r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) sendmsg$IPCTNL_MSG_EXP_GET_STATS_CPU(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, 0x3, 0x2, 0x101, 0x0, 0x0, {0xa, 0x0, 0x7}, ["", "", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x800}, 0xc000) sendmsg$DEVLINK_CMD_TRAP_POLICER_SET(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)={0x54, r0, 0x1, 0x0, 0x0, {0x22}, [{@nsim={{0xe, 0x1, 'netdevsim\x00'}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}, {0xc}, {0xc}}]}, 0x54}}, 0x0) 04:14:39 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}}], 0x1, 0x0, 0x0) [ 1817.031582][T28513] netlink: 'syz-executor.3': attribute type 1 has an invalid length. 04:14:39 executing program 4: sendmsg$NFT_MSG_GETSETELEM(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x58, &(0x7f0000000180)={&(0x7f0000000140)={0x14}, 0x14}}, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r1, r0, 0x0, 0x1000000e0) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$tipc(&(0x7f0000000040)='TIPC\x00') sendmsg$TIPC_CMD_ENABLE_BEARER(r2, &(0x7f0000000100)={0x0, 0x22, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r3, 0x1, 0x0, 0x0, {{}, {}, {0x18, 0x17, {0x1, 0x0, @udp='udp:syz2\x00'}}}}, 0x34}}, 0x0) sendmsg$TIPC_CMD_SHOW_NAME_TABLE(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1200000}, 0xc, &(0x7f0000000200)={&(0x7f0000000080)={0x30, r3, 0x500, 0x70bd28, 0x25dfdbfe, {{}, {}, {0x14, 0x19, {0x4, 0x5297, 0x3f}}}, [""]}, 0x30}, 0x1, 0x0, 0x0, 0x50}, 0x20040810) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x48, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="4400000010000104000000fcffffff0000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000240012800b0001006272696467650000140002800800040000000000050016"], 0x44}}, 0x0) [ 1817.237234][T28513] device bond12 entered promiscuous mode [ 1817.276290][T28514] batman_adv: batadv0: Adding interface: veth2091 [ 1817.282765][T28514] batman_adv: batadv0: The MTU of interface veth2091 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1817.330966][ T29] audit: type=1804 audit(1594786479.753:1426): pid=28563 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1517/cgroup.controllers" dev="sda1" ino=16378 res=1 [ 1817.386634][T28514] batman_adv: batadv0: Not using interface veth2091 (retrying later): interface not active [ 1817.425389][T28521] batman_adv: batadv0: Removing interface: veth2091 04:14:40 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8}}], 0x1, 0x0, 0x0) 04:14:40 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) r3 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000040)='ethtool\x00') sendmsg$ETHTOOL_MSG_CHANNELS_SET(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x68, r3, 0x200, 0x70bd2a, 0x25dfdbfb, {}, [@ETHTOOL_A_CHANNELS_COMBINED_COUNT={0x8, 0x9, 0xffff7036}, @ETHTOOL_A_CHANNELS_HEADER={0x3c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'vlan0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'team_slave_0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}]}, @ETHTOOL_A_CHANNELS_OTHER_COUNT={0x8, 0x8, 0x3}, @ETHTOOL_A_CHANNELS_RX_COUNT={0x8, 0x6, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x20040000}, 0x80c0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1817.571469][T28525] bond12: (slave bridge8): making interface the new active one [ 1817.619491][T28525] device bridge8 entered promiscuous mode [ 1817.646087][T28525] bond12: (slave bridge8): Enslaving as an active interface with an up link [ 1817.680199][T28550] tipc: Enabling of bearer rejected, failed to enable media [ 1817.766735][ T29] audit: type=1804 audit(1594786480.193:1427): pid=28579 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1518/cgroup.controllers" dev="sda1" ino=16375 res=1 04:14:40 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x28, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) r3 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r4, r3, 0x0, 0x1000000e0) ioctl$sock_inet_SIOCSIFBRDADDR(r0, 0x891a, &(0x7f0000000240)={'veth1_to_hsr\x00', {0x2, 0x4e22, @rand_addr=0x64010102}}) r5 = accept(r4, &(0x7f0000000100)=@ipx, &(0x7f0000000180)=0x80) getsockopt$netrom_NETROM_T2(r5, 0x103, 0x2, &(0x7f00000001c0)=0xa7, &(0x7f0000000200)=0x4) sendmsg$nl_route(r1, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)=@ipv6_newrule={0x30, 0x20, 0x20, 0x70bd26, 0x25dfdbff, {0xa, 0x10, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x10002}, [@FRA_DST={0x14, 0x1, @private2={0xfc, 0x2, [], 0x1}}]}, 0x30}, 0x1, 0x0, 0x0, 0x40000}, 0x20000000) getsockopt$IP_VS_SO_GET_TIMEOUT(r2, 0x0, 0x486, &(0x7f0000000000), &(0x7f0000000040)=0xc) 04:14:40 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) getsockopt$inet_sctp6_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000000000), &(0x7f0000000040)=0x4) [ 1817.923591][T28513] netlink: 'syz-executor.3': attribute type 1 has an invalid length. 04:14:40 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a00000000000a0000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:40 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x7a05, 0x1700) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r2, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r3, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r3, 0x0) r4 = openat$cgroup_ro(r3, &(0x7f0000000000)='cgroup.stat\x00', 0x7a05, 0x1700) r5 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.events\x00', 0x275a, 0x0) write$cgroup_int(r4, &(0x7f0000000200), 0xf000) sendfile(r4, r5, 0x0, 0xf03b0000) ioctl$FS_IOC_RESVSP(r0, 0x40305829, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x8800000}) [ 1817.993814][T28598] tipc: Enabling of bearer rejected, failed to enable media 04:14:40 executing program 4: r0 = socket(0x1, 0x803, 0x0) ioctl$sock_ipv4_tunnel_SIOCCHGTUNNEL(r0, 0x89f3, &(0x7f0000000980)={'gre0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB='syztnl1\x00\x00\x00\x00\x00\x00\x00\x00\x00', @ANYRES32=0x0, @ANYBLOB="000280000000000000000000450000000000"]}) 04:14:40 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(0xffffffffffffffff, &(0x7f000000a2c0)=[{{0x0, 0x0, &(0x7f0000003340)}, 0xfff}, {{&(0x7f00000033c0)=@sco, 0x80, &(0x7f0000004800)=[{&(0x7f0000003440)=""/4096, 0x1000}, {&(0x7f0000004440)=""/219, 0xdb}, {&(0x7f0000004540)=""/249, 0xf9}, {&(0x7f0000004640)=""/176, 0xb0}, {&(0x7f0000004700)=""/207, 0xcf}], 0x5, &(0x7f0000004880)=""/72, 0x48}, 0x8}, {{&(0x7f0000006680)=@vsock={0x28, 0x0, 0x0, @local}, 0x80, &(0x7f0000005dc0)=[{&(0x7f0000004980)=""/215, 0xd7}, {&(0x7f0000004a80)=""/33, 0x21}, {&(0x7f0000004ac0)=""/4096, 0x1000}, {&(0x7f0000005ac0)=""/29, 0x1d}, {&(0x7f0000005b00)=""/194, 0xc2}, {&(0x7f0000005c00)=""/90, 0x5a}, {&(0x7f0000005c80)=""/225, 0xe1}, {&(0x7f0000005d80)=""/38, 0x26}], 0x8, &(0x7f0000004900)=""/53, 0x35}, 0xfffffff8}, {{&(0x7f0000005e80)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @broadcast}}}, 0x80, &(0x7f0000005fc0)=[{&(0x7f0000005f00)=""/181, 0xb5}], 0x1, &(0x7f0000006000)=""/105, 0x69}, 0x9}, {{&(0x7f0000006080)=@isdn, 0x80, &(0x7f0000006240)=[{&(0x7f0000006100)=""/106, 0x6a}, {&(0x7f0000006180)=""/158, 0x9e}], 0x2, &(0x7f0000006280)=""/17, 0x11}, 0x80000000}, {{&(0x7f00000062c0)=@x25, 0x80, &(0x7f0000024740)=[{&(0x7f0000006340)=""/135, 0x87}, {&(0x7f0000006400)=""/68, 0x44}, {&(0x7f0000006480)=""/47, 0x2f}, {&(0x7f0000024800)=""/130, 0x82}, {&(0x7f0000006580)=""/247, 0xf7}, {&(0x7f0000000000)=""/62, 0x3e}, {&(0x7f00000234c0)=""/82, 0x52}, {&(0x7f0000023540)=""/107, 0x6b}, {&(0x7f00000235c0)=""/193, 0xc1}, {&(0x7f00000236c0)}, {&(0x7f0000023700)=""/4096, 0x1000}, {&(0x7f0000024700)=""/25, 0x19}], 0xc, &(0x7f000000a4c0)=""/102400, 0x19000}, 0xfffffff9}, {{0x0, 0x0, &(0x7f0000008bc0)=[{&(0x7f0000006740)=""/171, 0xab}, {&(0x7f0000006800)=""/157, 0x9d}, {&(0x7f00000068c0)=""/39, 0x27}, {&(0x7f0000006900)=""/99, 0x63}, {&(0x7f0000006980)=""/80, 0x50}, {&(0x7f0000006a00)=""/202, 0xca}, {&(0x7f0000006b00)=""/91, 0x5b}, {&(0x7f0000006b80)=""/4096, 0x1000}, {&(0x7f0000007b80)=""/4096, 0x1000}, {&(0x7f0000008b80)=""/38, 0x26}], 0xa, &(0x7f0000008c80)=""/131, 0x83}, 0x2e6}, {{&(0x7f0000008d40)=@caif=@dgm, 0x80, &(0x7f000000a1c0)=[{&(0x7f0000008dc0)=""/227, 0xe3}, {&(0x7f0000008ec0)=""/62, 0x3e}, {&(0x7f0000008f00)=""/92, 0x5c}, {&(0x7f0000008f80)=""/93, 0x5d}, {&(0x7f0000009000)=""/88, 0x58}, {&(0x7f0000009080)=""/21, 0x15}, {&(0x7f00000090c0)=""/28, 0x1c}, {&(0x7f0000009100)=""/4096, 0x1000}, {&(0x7f000000a100)=""/153, 0x99}], 0x9, &(0x7f000000a280)=""/50, 0x32}, 0x1}], 0x8, 0x40, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1818.200231][T28611] __nla_validate_parse: 4 callbacks suppressed [ 1818.200241][T28611] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:40 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe}}], 0x1, 0x0, 0x0) [ 1818.379780][T28614] batman_adv: batadv0: Adding interface: veth2093 [ 1818.397981][T28614] batman_adv: batadv0: The MTU of interface veth2093 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:40 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) r1 = socket(0x3, 0x2, 0x4) recvfrom$unix(r1, &(0x7f0000008d40)=""/10, 0xa, 0x10020, &(0x7f0000008d80)=@file={0x0, './file0\x00'}, 0x6e) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20, 0x0, @ipv4={[], [], @rand_addr=0x64010102}}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1818.471214][ T29] audit: type=1804 audit(1594786480.893:1428): pid=28625 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1519/cgroup.controllers" dev="sda1" ino=16382 res=1 [ 1818.522870][T28614] batman_adv: batadv0: Not using interface veth2093 (retrying later): interface not active 04:14:41 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x28, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) r3 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r4, r3, 0x0, 0x1000000e0) ioctl$sock_inet_SIOCSIFBRDADDR(r0, 0x891a, &(0x7f0000000240)={'veth1_to_hsr\x00', {0x2, 0x4e22, @rand_addr=0x64010102}}) r5 = accept(r4, &(0x7f0000000100)=@ipx, &(0x7f0000000180)=0x80) getsockopt$netrom_NETROM_T2(r5, 0x103, 0x2, &(0x7f00000001c0)=0xa7, &(0x7f0000000200)=0x4) sendmsg$nl_route(r1, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)=@ipv6_newrule={0x30, 0x20, 0x20, 0x70bd26, 0x25dfdbff, {0xa, 0x10, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x10002}, [@FRA_DST={0x14, 0x1, @private2={0xfc, 0x2, [], 0x1}}]}, 0x30}, 0x1, 0x0, 0x0, 0x40000}, 0x20000000) getsockopt$IP_VS_SO_GET_TIMEOUT(r2, 0x0, 0x486, &(0x7f0000000000), &(0x7f0000000040)=0xc) 04:14:41 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x60}}], 0x1, 0x0, 0x0) [ 1818.588711][T28617] batman_adv: batadv0: Removing interface: veth2093 [ 1818.750312][T28611] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1818.764172][T12034] tipc: TX() has been purged, node left! [ 1818.776445][T12034] tipc: TX() has been purged, node left! [ 1818.847836][ T29] audit: type=1804 audit(1594786481.273:1429): pid=28643 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1520/cgroup.controllers" dev="sda1" ino=16382 res=1 04:14:41 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a00000000000c0000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:41 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) r1 = ioctl$TUNGETDEVNETNS(r0, 0x54e3, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x12, r1, 0x0) syz_genetlink_get_family_id$tipc2(0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_FLUSH(0xffffffffffffffff, &(0x7f0000000100)={0xfffffffffffffffe, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=ANY=[@ANYBLOB="2800000004060102000001007a5800c000000b000500010007"], 0x1}}, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r3, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r3, 0x0) sendmsg$NFT_MSG_GETSETELEM(r3, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x1c, 0xd, 0xa, 0x301, 0x0, 0x0, {0xa}, [@NFTA_SET_ELEM_LIST_SET_ID={0x8, 0x4, 0x1, 0x0, 0x2}]}, 0x1c}}, 0x4) r4 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r4, r2, 0x0, 0x1ffffffe0) [ 1818.994237][T28655] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:41 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) write$cgroup_devices(r1, &(0x7f0000000000)={'a', ' *:* ', 'r\x00'}, 0x8) [ 1819.169249][T28657] batman_adv: batadv0: Adding interface: veth2095 [ 1819.186348][T28657] batman_adv: batadv0: The MTU of interface veth2095 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:41 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x84}}], 0x1, 0x0, 0x0) [ 1819.347515][T28657] batman_adv: batadv0: Not using interface veth2095 (retrying later): interface not active [ 1819.396311][T28664] batman_adv: batadv0: Removing interface: veth2095 [ 1819.544142][T28655] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1819.556886][ T29] audit: type=1804 audit(1594786481.983:1430): pid=28683 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1521/cgroup.controllers" dev="sda1" ino=16036 res=1 04:14:42 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20, 0x0, @local}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(0xffffffffffffffff, 0x84, 0x6e, &(0x7f0000000080)=[@in6={0xa, 0x4e21, 0x1, @empty, 0x7}], 0x1c) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) sendmsg$NLBL_UNLABEL_C_STATICADDDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="98002100", @ANYRES16=0x0, @ANYBLOB="0a042abd7000ffdbdf250600000014000600767863616e31000000000000000000001400020000000000000000000000000000000000080005007f00000105000100000000002900070073797374656d5f753a6f626a6563745f723a75736572696f5f6465766963655f743a73300000000005000100010000000800050064010101080005007f0000010500010000000000"], 0x98}, 0x1, 0x0, 0x0, 0x4000}, 0x40080) r2 = socket$inet6_udp(0xa, 0x2, 0x0) getsockopt$IP6T_SO_GET_REVISION_MATCH(r2, 0x29, 0x44, &(0x7f0000000200)={'ah\x00'}, &(0x7f0000000240)=0x1e) r3 = socket$unix(0x1, 0x2, 0x0) bind$unix(r3, &(0x7f0000003000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) close(r3) ioctl$EXT4_IOC_SETFLAGS(r3, 0x40086602, &(0x7f0000000280)=0x4004) 04:14:42 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a00000000000e0000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:42 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000140)={r1, 0x28, &(0x7f0000000100)}, 0x10) sendfile(r2, r1, 0x0, 0x1000000e0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(0xffffffffffffffff, &(0x7f0000000200)=ANY=[@ANYBLOB="4827479a35e6f8eb39aa235beda3f7f7b20cf712d3c7e900cf8cc657c12cdadca10613f5e34d3377b7fe77052d99711b10f840889013465adf4b98be5904f953c655996738de777ef0372099e5e30dd97146fa62ec32c362ed7f361fcf1d31f7dfb4cce98d9955bae8d3cdd4a5d93e4c0f94095e52418430894d30437a6f8bad263672c8fc3392861350ba97f2cf1d308826d9edf94d209f5217b9ac28cfa289cd52af03aa134cb850f47633a9a1273dc8d959fa7352b3da38af", @ANYRESDEC=r0], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r3, 0x0) ioctl$sock_inet6_tcp_SIOCINQ(r3, 0x541b, &(0x7f0000000040)) ioctl$FS_IOC_REMOVE_ENCRYPTION_KEY(r2, 0xc0406618, &(0x7f0000000000)={{0x2, 0x0, @descriptor="d8fa03ad3d473111"}}) r4 = socket$netlink(0x10, 0x3, 0x4) r5 = socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$tipc(&(0x7f0000000040)='TIPC\x00') sendmsg$TIPC_CMD_ENABLE_BEARER(r5, &(0x7f0000000100)={0x0, 0x22, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r6, 0x1, 0x0, 0x0, {{}, {}, {0x18, 0x17, {0x1, 0x0, @udp='udp:syz2\x00'}}}}, 0x34}}, 0x0) sendmsg$TIPC_CMD_GET_NODES(r4, &(0x7f00000004c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000480)={&(0x7f0000000440)={0x1c, r6, 0x20, 0x70bd2a, 0x25dfdbfe, {}, ["", "", "", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x40}, 0x4080811) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:42 executing program 3: unshare(0x40000000) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x1000003, 0x8031, 0xffffffffffffffff, 0x0) sendmsg(0xffffffffffffffff, 0x0, 0x0) r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$FS_IOC_GET_ENCRYPTION_PWSALT(r0, 0x40106614, &(0x7f0000000040)) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={'syzkaller1\x00', 0x420000015001}) socket(0x0, 0x803, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @broadcast}}) write$tun(r0, &(0x7f0000000500)={@void, @val, @mpls={[], @ipv6=@tcp={0x0, 0x6, "61ae6e", 0x14, 0x32, 0x0, @private2, @mcast2, {[], {{0x0, 0x0, 0x41424344, 0x41424344, 0x0, 0x0, 0x5}}}}}}, 0x46) socket(0x10, 0x0, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r2, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r2, 0x111, 0x4, 0x1, 0x4) [ 1819.984742][ T29] audit: type=1804 audit(1594786482.413:1431): pid=28670 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1447/cgroup.controllers" dev="sda1" ino=16384 res=1 04:14:42 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x300}}], 0x1, 0x0, 0x0) [ 1820.076134][T28708] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1820.090513][T28707] IPVS: ftp: loaded support on port[0] = 21 [ 1820.127097][ T29] audit: type=1804 audit(1594786482.413:1432): pid=28663 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1447/cgroup.controllers" dev="sda1" ino=16384 res=1 [ 1820.265383][T28709] tipc: Enabling of bearer rejected, failed to enable media [ 1820.300890][T28712] batman_adv: batadv0: Adding interface: veth2095 [ 1820.329416][T28712] batman_adv: batadv0: The MTU of interface veth2095 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:42 executing program 4: r0 = socket(0x1000000010, 0x80002, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r4, r3, 0x0, 0x1000000e0) connect$bt_l2cap(r3, &(0x7f00000000c0)={0x1f, 0xb5a8, @any, 0x100}, 0xe) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f00000002c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000003c0)=ANY=[@ANYBLOB="380000002400ffffff7f000000003c0005000000", @ANYRES32=r5, @ANYBLOB="00000000ffffffff00000000090001006866736300000000080002"], 0x38}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000cc0)=@newtfilter={0x884, 0x2c, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, r5, {0x0, 0x10}, {}, {0xe}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0x858, 0x2, [@TCA_FW_POLICE={0x854, 0x2, [@TCA_POLICE_TBF={0x3c, 0x1, {0x0, 0x0, 0x0, 0x0, 0x0, {0x1, 0x0, 0x0, 0x0, 0x0, 0x6}, {0x80, 0x0, 0x0, 0x0, 0x0, 0x8000}}}, @TCA_POLICE_RATE={0x404, 0x2, [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, 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, 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, 0x20000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff, 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, 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, 0x0, 0x0, 0x0, 0x2, 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, 0x0, 0x0, 0x0, 0x1]}, @TCA_POLICE_PEAKRATE64={0xc, 0x9, 0x20000000000000}, @TCA_POLICE_PEAKRATE={0x404, 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, 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, 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, 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, 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, 0x5, 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, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x400000]}]}]}}]}, 0x884}}, 0x0) sendmmsg$alg(r0, &(0x7f0000000200), 0x10efe10675dec16, 0x0) [ 1820.488102][T28712] batman_adv: batadv0: Not using interface veth2095 (retrying later): interface not active 04:14:43 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e61, 0x10000000, @mcast1, 0x2}, 0x1c) r1 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000140)='l2tp\x00') sendmsg$L2TP_CMD_SESSION_DELETE(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000900)={&(0x7f0000000280)={0x2c, r1, 0x1, 0x70bd29, 0x0, {0x5}, [@L2TP_ATTR_SESSION_ID={0x8}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x8000}, @L2TP_ATTR_PEER_SESSION_ID={0x8}]}, 0x2c}}, 0x10) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) socket$nl_route(0x10, 0x3, 0x0) r3 = openat$cgroup_ro(r2, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r3, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r3, 0x0) getsockopt$inet6_opts(r3, 0x29, 0x3b, &(0x7f0000000000)=""/22, &(0x7f0000000040)=0x16) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r4, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r4, 0x0) ioctl$IMCLEAR_L2(r4, 0x80044946, &(0x7f0000000100)=0x8) sendto$inet6(r0, 0x0, 0x0, 0x20044000, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @loopback, 0xfffffffe}, 0x1c) [ 1820.544944][T28714] batman_adv: batadv0: Removing interface: veth2095 04:14:43 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe00}}], 0x1, 0x0, 0x0) [ 1820.645553][T28727] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. 04:14:43 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) r1 = accept4$inet6(r0, 0x0, &(0x7f0000000180), 0x800) bind$inet6(r1, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f0000000040)=ANY=[], 0x208e24b) r3 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r4, r3, 0x0, 0x1000000e0) mmap(&(0x7f0000573000/0x1000)=nil, 0x1000, 0x1000008, 0x11, r4, 0xee67d000) r5 = accept4(r2, 0x0, &(0x7f0000000000), 0x0) setsockopt$XDP_UMEM_REG(r5, 0x11b, 0x4, &(0x7f0000000040)={&(0x7f0000000100)=""/81, 0x2000, 0x800, 0x3, 0x3}, 0x20) 04:14:43 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xec0}}], 0x1, 0x0, 0x0) [ 1821.284493][T28769] IPVS: ftp: loaded support on port[0] = 21 [ 1821.327973][ T29] kauditd_printk_skb: 5 callbacks suppressed [ 1821.327985][ T29] audit: type=1804 audit(1594786483.753:1438): pid=28770 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1524/cgroup.controllers" dev="sda1" ino=16383 res=1 [ 1821.459041][T28708] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:44 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6000}}], 0x1, 0x0, 0x0) [ 1821.643876][T28736] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. 04:14:44 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000100000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:44 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xec0}}], 0x1, 0x0, 0x0) [ 1821.785349][ T9009] [ 1821.787935][ T9009] ============================= [ 1821.792785][ T9009] WARNING: suspicious RCU usage [ 1821.797736][ T9009] 5.8.0-rc4-syzkaller #0 Not tainted [ 1821.803027][ T9009] ----------------------------- [ 1821.807954][ T9009] net/tipc/bearer.c:466 suspicious rcu_dereference_check() usage! [ 1821.815939][ T9009] [ 1821.815939][ T9009] other info that might help us debug this: [ 1821.815939][ T9009] [ 1821.826252][ T9009] [ 1821.826252][ T9009] rcu_scheduler_active = 2, debug_locks = 1 [ 1821.834400][ T9009] 2 locks held by kworker/1:10/9009: [ 1821.839687][ T9009] #0: ffff8880a694b138 ((wq_completion)cryptd){+.+.}-{0:0}, at: process_one_work+0x82b/0x1670 [ 1821.850115][ T9009] #1: ffffc90004b77da8 ((work_completion)(&cpu_queue->work)){+.+.}-{0:0}, at: process_one_work+0x85f/0x1670 [ 1821.861756][ T9009] [ 1821.861756][ T9009] stack backtrace: [ 1821.867729][ T9009] CPU: 1 PID: 9009 Comm: kworker/1:10 Not tainted 5.8.0-rc4-syzkaller #0 [ 1821.876148][ T9009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1821.886229][ T9009] Workqueue: cryptd cryptd_queue_worker [ 1821.891778][ T9009] Call Trace: [ 1821.895083][ T9009] dump_stack+0x18f/0x20d [ 1821.899520][ T9009] tipc_l2_send_msg+0x354/0x420 [ 1821.904497][ T9009] tipc_aead_encrypt_done+0x204/0x3a0 [ 1821.909888][ T9009] ? tipc_aead_free+0x5e0/0x5e0 [ 1821.914771][ T9009] cryptd_aead_crypt+0xe8/0x1d0 [ 1821.919641][ T9009] cryptd_queue_worker+0x118/0x1b0 [ 1821.924769][ T9009] process_one_work+0x94c/0x1670 [ 1821.929728][ T9009] ? lock_release+0x8d0/0x8d0 04:14:44 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) bind$tipc(0xffffffffffffffff, &(0x7f00000024c0)=@id={0x1e, 0x3, 0x0, {0x4e20, 0x1}}, 0x10) sendfile(r3, r2, 0x0, 0x1000000e0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000002480)={r2, 0xc0, &(0x7f00000023c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000040)=0x4, 0x0, 0x0, 0x0, &(0x7f00000022c0)={0x9, 0x4}, 0x0, 0x0, &(0x7f0000002300)={0x1, 0x1, 0x7fffffff, 0x6}, &(0x7f0000002340)=0x8, 0x0, 0x0, 0x0, 0x0, &(0x7f0000002380)}}, 0x10) r4 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r4, r1, 0x0, 0x1000000e0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000000)={r1, 0x0, 0x1000, 0xf5, &(0x7f0000000100)="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", &(0x7f0000001100)=""/245, 0xb78, 0x0, 0x84, 0x1000, &(0x7f0000001200)="9fc27ac49b9977f0878f7a927a9f3837932ba6d56523a07434149f001f1e46abd71ac8009d0838fdcf29e64badbda3a6e88295c3dce96693e58b529311aa3582e15da1eae5e1c94b11694f84c57e35db9cc90d54e6a0beaa98015e6bd47a4fb0e6b74957465cfd484a4602d62c7add4aba2597f77a5dd4daace93c63c1b0964a27496ab0", &(0x7f00000012c0)="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"}, 0x40) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x4080, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1821.934419][ T9009] ? pwq_dec_nr_in_flight+0x2d0/0x2d0 [ 1821.939811][ T9009] ? rwlock_bug.part.0+0x90/0x90 [ 1821.944784][ T9009] ? lockdep_hardirqs_off+0x66/0xa0 [ 1821.950016][ T9009] worker_thread+0x64c/0x1120 [ 1821.954732][ T9009] ? process_one_work+0x1670/0x1670 [ 1821.959963][ T9009] kthread+0x3b5/0x4a0 [ 1821.964063][ T9009] ? __kthread_bind_mask+0xc0/0xc0 [ 1821.969226][ T9009] ? __kthread_bind_mask+0xc0/0xc0 [ 1821.974386][ T9009] ret_from_fork+0x1f/0x30 04:14:44 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8400}}], 0x1, 0x0, 0x0) [ 1822.017509][ T29] audit: type=1800 audit(1594786484.443:1439): pid=28760 uid=0 auid=0 ses=4 subj==unconfined op=collect_data cause=failed comm="syz-executor.1" name="cgroup.controllers" dev="sda1" ino=16373 res=0 [ 1822.116061][ T29] audit: type=1804 audit(1594786484.443:1440): pid=28800 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir624015452/syzkaller.7nz94x/1449/cgroup.controllers" dev="sda1" ino=16374 res=1 [ 1822.262431][ T29] audit: type=1804 audit(1594786484.683:1441): pid=28811 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1526/cgroup.controllers" dev="sda1" ino=16384 res=1 [ 1822.674123][T28803] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1822.741945][T28806] batman_adv: batadv0: Adding interface: veth2097 [ 1822.756214][T28806] batman_adv: batadv0: The MTU of interface veth2097 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1822.782887][T28806] batman_adv: batadv0: Not using interface veth2097 (retrying later): interface not active [ 1822.804917][T28810] batman_adv: batadv0: Removing interface: veth2097 [ 1822.934785][T28803] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1823.019189][T28806] batman_adv: batadv0: Adding interface: veth2097 [ 1823.029659][T28806] batman_adv: batadv0: The MTU of interface veth2097 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1823.069166][T28806] batman_adv: batadv0: Not using interface veth2097 (retrying later): interface not active 04:14:47 executing program 3: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20, 0x0, @local}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(0xffffffffffffffff, 0x84, 0x6e, &(0x7f0000000080)=[@in6={0xa, 0x4e21, 0x1, @empty, 0x7}], 0x1c) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) sendmsg$NLBL_UNLABEL_C_STATICADDDEF(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="98002100", @ANYRES16=0x0, @ANYBLOB="0a042abd7000ffdbdf250600000014000600767863616e31000000000000000000001400020000000000000000000000000000000000080005007f00000105000100000000002900070073797374656d5f753a6f626a6563745f723a75736572696f5f6465766963655f743a73300000000005000100010000000800050064010101080005007f0000010500010000000000"], 0x98}, 0x1, 0x0, 0x0, 0x4000}, 0x40080) r2 = socket$inet6_udp(0xa, 0x2, 0x0) getsockopt$IP6T_SO_GET_REVISION_MATCH(r2, 0x29, 0x44, &(0x7f0000000200)={'ah\x00'}, &(0x7f0000000240)=0x1e) r3 = socket$unix(0x1, 0x2, 0x0) bind$unix(r3, &(0x7f0000003000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) close(r3) ioctl$EXT4_IOC_SETFLAGS(r3, 0x40086602, &(0x7f0000000280)=0x4004) 04:14:47 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e61, 0x10000000, @mcast1, 0x2}, 0x1c) r1 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000140)='l2tp\x00') sendmsg$L2TP_CMD_SESSION_DELETE(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000900)={&(0x7f0000000280)={0x2c, r1, 0x1, 0x70bd29, 0x0, {0x5}, [@L2TP_ATTR_SESSION_ID={0x8}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x8000}, @L2TP_ATTR_PEER_SESSION_ID={0x8}]}, 0x2c}}, 0x10) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) r2 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) socket$nl_route(0x10, 0x3, 0x0) r3 = openat$cgroup_ro(r2, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r3, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r3, 0x0) getsockopt$inet6_opts(r3, 0x29, 0x3b, &(0x7f0000000000)=""/22, &(0x7f0000000040)=0x16) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r4, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r4, 0x0) ioctl$IMCLEAR_L2(r4, 0x80044946, &(0x7f0000000100)=0x8) sendto$inet6(r0, 0x0, 0x0, 0x20044000, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @loopback, 0xfffffffe}, 0x1c) 04:14:47 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) ioctl(r1, 0xffffff01, &(0x7f0000000000)="38a66c108a2e907ea67b29e593ea26df8ef160a6d2c53197ae54687e5154fed882212bb7bff390e5f3c9ed129c") sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:47 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc00e}}], 0x1, 0x0, 0x0) 04:14:47 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r0, 0x0) write$binfmt_script(0xffffffffffffffff, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, 0xffffffffffffffff, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000000200)={{{@in6=@private1, @in=@initdev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@private0}, 0x0, @in=@empty}}, &(0x7f0000000180)=0xe8) r3 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r4, r3, 0x0, 0x1000000e0) bpf$MAP_CREATE(0x0, &(0x7f0000000300)={0x14, 0x1, 0x7ff, 0x2075, 0x50, 0xffffffffffffffff, 0x6, [], r2, r3, 0x0, 0xd67, 0x3}, 0x40) r5 = accept4$netrom(0xffffffffffffffff, &(0x7f0000000380)={{0x3, @netrom}, [@bcast, @rose, @remote, @rose, @rose, @remote, @default, @bcast]}, &(0x7f0000000340)=0x48, 0x80000) ioctl$sock_proto_private(r5, 0x89ea, &(0x7f0000000100)="2cd2cb87843c7a63e783b1bba5d46a3b25effeccc0b76494b22883687d96d221427e8477848a6fe15ba7af708378c06825d4c06a308d111e2f987a8381481d3ac33753a0e9237b9daf4dec3c57d13b32cafe6ec5c2cc3fd2a0") r6 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r6, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r6, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r6, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r6, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:47 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000480000", @ANYRES32=r4], 0x20}}, 0x0) [ 1825.468797][T28861] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1825.530697][ T29] audit: type=1804 audit(1594786487.953:1442): pid=28859 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1527/cgroup.controllers" dev="sda1" ino=16370 res=1 04:14:48 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) r3 = accept4$llc(0xffffffffffffffff, &(0x7f0000000000)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000040)=0x10, 0x40000) getsockname(r3, &(0x7f0000000200)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @dev}}}, &(0x7f00000001c0)=0x17) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1825.636939][T28867] batman_adv: batadv0: Adding interface: veth2099 [ 1825.663477][T28867] batman_adv: batadv0: The MTU of interface veth2099 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1825.801023][T28867] batman_adv: batadv0: Not using interface veth2099 (retrying later): interface not active [ 1825.864494][T28873] batman_adv: batadv0: Removing interface: veth2099 04:14:48 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) sendmmsg(r1, &(0x7f0000002180)=[{{&(0x7f0000000000)=@isdn={0x22, 0x2, 0x1f, 0xff, 0x5}, 0x80, &(0x7f0000000280)=[{&(0x7f0000000100)="2f713726d1f7cf9d5fc13f6248576d9b35b6ee2648f19616a406ce9f1a7873cdf37b59d0763f7c71c73c18cf975d3d9ad5b9aad9ab0b95b69181fcf05c82af75fe30ba0f38048b", 0x47}, {&(0x7f0000000180)="34bee1539127a793af13fdc0b004858dac91a2df414667760a9eb6404fb0ef99ba3f8f587d774ccf1b472d491f0a137f9b2bdd1587a423b6493625bfbb4040e0a15cf6c2f9be53c111f22526e21ead20450288e7cab74251bdafc6480817d709d70a4a07b5783baf2aebb02ba510cfa7b7685edf42878a15681a08e87b9b157dc34481fe1fd8bb55ad2ae546cbf2c4b3c53da58bff77c2fb0cfe6027fa7015e9e78658d55cb9b9a8119579cd09706043093fc03bc9be6d8696e9ec0ec13fe01d6668b4b29a53762db2a6f0b53539cf25887a8e", 0xd3}], 0x2, &(0x7f00000002c0)=[{0xd0, 0x10c, 0x400, "82995a222373f63c9aa718dbb3c7522ad53fa4ea3a11ed75bd9cf87acf9106559f2752e7182ee18d7228ca649621a4c06cfd5d7efb3a0e821ae38b540fc63cc3331055fc7b91a2e9e523d5adb31de5ba9d825ac8a9d95075ea136daa9e9c463c087bae85cb8ae5f4892752c999ad03656489f3732f5e8417d0a061b9da7cf7d52f9aeb8900a585b86e151871d61ec83624204660cc71cb2ed87f9838f7a6d053a5624400ee5028c493436ed5875e931735d1dd12604c31690c"}, {0x90, 0x0, 0x5, "987b15d9800c8cdd6b85b92cae8626dde2b332cd4324e24162994df2c5dc3008049e58dedcea4d4bdf4edd6de0f3eeb759051ced2377d86b8069f4660db6312aa0eb502063178d190be2e0bba74a32f96d6beb260a6226280845ace544182b4c74c927d56cb4375982a3cfe6751ae74d7d6e81584f55b38442c529"}], 0x160}}, {{&(0x7f0000000440)=@llc={0x1a, 0x30e, 0x2, 0x77, 0x1, 0x7, @local}, 0x80, &(0x7f0000001580)=[{&(0x7f00000004c0)="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", 0x1000}, {&(0x7f00000014c0)="1f091a2d399dc2e942e5f1c4bfddeb777842569a06c634da0a7e0798e8f0fc2fb991079f3536d9a2d4eee9f0337fe4c053ef9b5ec0d50866f01134ee1753de53daf09b5d0cb87c166886ff96e2af8deddf335590af10f76c76044a8ff8cca310d82aa0540e9322649ad395e13088b56114b98cf005d15b4dbe6f8253ed9bdc12394fd79b4a0fa8193477dc61bd3f9e4923e4f158c6d477b8d7bbea5ed1e3872be944ae9a1d655663e1b1", 0xaa}], 0x2, &(0x7f00000015c0)=[{0x100, 0x3a, 0x7, "504bf6f4aeb874857030f6b8d8bba1652fae72794d96b8dcf91ec02bee9dc7ab79807a355b43fd0a4682043fa1800ecec595b3b87705027e35ee8042572000856adcb6c992eb72ddf575e5cb0731bc1278011f7f6c0fc2269ea0281591b292db1789337217cad413237335279bf4de568f40528f707044de5c7a59ca02b832266faf8082b9d1691ba7c5c652e0afb670193d9c2ccb9119e11d3a9fcc4db7b6a38ae22593d5f444d593c5e22107359eba0f171f97693bd0f43cb8537229cb4ed718de19a0468979818cb568c4888d9f2eaa22d577989c1a73b4aac506fd7e3a5116a5a85c0c400b8eeb4d879094d81a"}, {0xa8, 0x10c, 0x3, "75cec4dadcb9153f3a43eab37a4b8aa6f3cadb6263bfb9aef83bae11addbe4da01fb640b33eb72553dd9bd0f6342731c84f5096c36ceeec1d28f348b8413d99c7bb9abfa20c451a582f2832c863e1683999109704fe9040d1dc33292b2ac9258304e082614e83f4a2781be2cf149ddb501e157df68830cebf325cfe1d1931f9dc9d3c84be3ce0b97e782978d27ed324f2550a4125ac8"}, {0x10, 0x100, 0x7}, {0xd8, 0x102, 0x8000, "012754cd05ea7a9fe570d3e952b3e0bc4ed51b7c27ce6979c58e1fb87f5938ffadcec0f2a75fa4f0ac07c70ad3c56e3ad57c51c7855e96051fbc56c48eeb7a6e4ea5452212b6fa50b99ca53f3fbccdf96e1ea31740a4cf8664ce52b6aa604376dfc11523d36dfe1db013d0241a3b30ad9f607fbae034be0d781d7a8f9bac89ed1d2ad996ae1bdc05a7cd193b7b4e018b9601764ecf41ad86c67cbcee056f0b3ec3e12a53c86077273357661686fced9f73288a6acdf33f3a4f041172eb06381dc34fe926"}, {0x88, 0x101, 0x10ab0e1d, "2dcff5a613fc8c66298113dedbd9a2a20974485ab194a04ba0fa9d8fa52321cf68a8c513e033c378120c98884b3d30fc0bd535f0c308f20cb5825b214c5164293ce57f98c6912918e2ebb427c6042f83fdb7710624f9ba171d8f29c438947a0798c3abda8614a02c8a80db3de115ff9cce31773bcf"}], 0x318}}, {{0x0, 0x0, &(0x7f0000001d40)=[{&(0x7f0000001900)="a8cd98a8ee7193dac9598532df2f7a34839261be5040ab4cdf5fdf9d8466bcf17a54802f32333fee214417fcc9b316ae94bdbc62082408478062692f4d94132bb6203e97e231d614e96cf2aa4f29267c86ddedd91e", 0x55}, {&(0x7f0000001980)="ea2e778fec2f508f6b75a2b492a6042f8176b66276411991d28794933e04edcd8daced328bb3", 0x26}, {&(0x7f00000019c0)="ea131ebeb4f45aaf3acf54c77aaf329758ebc6f17f9906c395d4cf1c9ab50526b878555b4d03950cab571692cecd80dba629bcb2d8d8f7af17ee5087aaa4be451aa36e7e0431e91d300e2f73cbe174a4ff025345811b4d03a4b1854ee8c3bc484764ce024c489b4011bbe13dafaab616f787bacbacab1d73c1485c19da9fee24f8f855cd9f02e2072dbce558084847086ccebffcbb777d54693ff506c9822e1440e137dacd6779b659256dbc3ce616297a024ff024da9f9312f01ec4d487dc1cce9238b4cfaa", 0xc6}, {&(0x7f0000001ac0)="8225851223ffa6246ee3dd05448c0e39268e508f68e249804b0b7c36d2aff6709346e2a2d9b0d2e25563c9b67a722e9f26c9339b5c55c18026f413f9e5218c9a240bad1a4ecfa9b3083ef754630f36b4e19c6e03f5fe3323eeec3d3f4fdab44a5b518c0b9f2511657b5a7fae15630d34dfaf7da955c96e7b1a52471da6cc36ea67f262f996", 0x85}, {&(0x7f0000001b80)="ddf358a5c8f963351ecbd04220c643e7fb78801577c261003117afd0fca29822e906d77795a24dd5b10781374d3a5c3a1957227372befea784c06f257228396229f560a2d4f3a5101fc99adb646a935ad1f8fbe23b1043e59258d7f17daaf4186f65", 0x62}, {&(0x7f0000001c00)="6e9daf133d8a4c66aa4ebef409e7b3cfb425a7b21da844b0c4bd31ce2e06e547e6368dc83f0ea768cccc3ecd5c5570df0de5936c06becbc3ec75aa3f9b4b28", 0x3f}, {&(0x7f0000001c40)="d60e17ac9e9454055312879709a49b", 0xf}, {&(0x7f0000001c80)="f07d4a49f0137ee22e191b416584f5c9729fc04604efe74aeb6fcd684c7c295f31c6957f7cdb20fc0d7e476639092bd94881dc9a0b9ab4190e0184de97d9c49755f0973a2851020e585634ea3378241cf2a685195c950a809ba74cff7733338ae6458074b71e2eaeedf8191c3a5736cf4eb165d6225a10774453da0ca24ea4eb44d64fb829e085f6cc30fb6b21d5ecf70c6b13e4b842ddd0a7fa92", 0x9b}], 0x8}}, {{&(0x7f0000001dc0)=@x25={0x9, @null=' \x00'}, 0x80, &(0x7f0000001ec0)=[{&(0x7f0000001e40)="96ad1779172f3eb4f46be1419baec5f158e671b17d2d7f7f599151ed35037ca2d679c0b592d143766e04ccf74833d4bdb6879bce09c74f13f273214756ee71399bfdc917cced3476258872cf41f9d72c56e11a69b3a1390b3443ca5492b4bdcf08a202ac71a838aea764", 0x6a}], 0x1, &(0x7f0000001f00)=[{0x30, 0x3a, 0x7, "ea061a4f84c3c0ec295eca28f0b35a7785a2b7afc02e78c9fc262c794351f7"}, {0xf8, 0x1, 0xf97, "c47bf60d36008ecaf04decfca877f621523b5676cd9d2fca0cf455c20f9d4877f00a5c362b14d0f9ea3a7fa7db0d1beb2d47f4d085b3885b59518ae888d66af7f3693e19d62d5369ed2b1826a4fbd83ee9d6c7a10c3cdf590601bedc1a20d0284dc28cf027437e10d5b54292f0650e2e2df0d9913ee60c1ab13d3d46e7db5ebde8461f7a54306012893a6f5fb6bb2e9b332851cfeafb2f73f16a706d37e6abe73ea2fc6d5f32bc0dfcacc182cc0a93f9ab52dc3119097d60644debedf09bbb16aca8213fe91e71ce17ba3d037cc4128ab57b26cee060c40ca475c9e4988dd4bd7c45aa"}, {0x40, 0x10a, 0x7, "f6bb1f98d0c0400bf2a8767a841bed743cc278a1c6030633b8b41e5a7faf93c00077aeec6916ad52d1f00b"}, {0xf0, 0x116, 0x7ff, "6c9710cf8a53f945a95a88b8455956d85f8a45968e69b75bc8d71a9a339381fefc5ffb0938f35d249ca1e46b7bd20018de6e83440028536a28b2542e72d30940c6292f85df1f5d53e79abc78754d3abf23b129c491496d61c19f530647492b31c70e34be7f886097565f20b298f5e96e1f40753662426350e5ad875e979e4927bce2079a87d622b34a078ea57aca9421209fc550894cb52b1879210d11db91912684eabefb1312dd45d70d6d93da28a1987a705f031a36dfdaf584c81d86bf9c3ce42cbc55d749869a1f28a2c64494bdab20d48d80e55ec92728"}], 0x258}}], 0x4, 0x80) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1826.010506][T28861] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1826.229925][ T29] audit: type=1804 audit(1594786488.653:1443): pid=28865 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1527/cgroup.controllers" dev="sda1" ino=16370 res=1 04:14:48 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a00000000004c0000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:48 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1a000}}], 0x1, 0x0, 0x0) 04:14:48 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) r1 = socket(0xa, 0x1, 0x0) close(r1) sendmmsg$inet_sctp(r1, &(0x7f0000000bc0)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000080)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x200}}], 0x20}], 0x1, 0x0) r2 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r1, 0x84, 0x23, &(0x7f0000000040)={0x0, 0x3}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f0000000100)={r3, @in={{0x2, 0x4e20, @remote}}, 0x401, 0x6}, &(0x7f0000000000)=0x90) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) socket$inet_smc(0x2b, 0x1, 0x0) r4 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) r6 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r6, 0xffffffffffffffff, 0x0, 0x1000000e0) getsockopt$nfc_llcp(0xffffffffffffffff, 0x118, 0x3, &(0x7f0000000200)=""/154, 0x9a) sendfile(r5, r4, 0x0, 0x1000000e0) sendto$inet6(r2, 0x0, 0xffffffffffffff3f, 0x4804, &(0x7f00000001c0)={0xa, 0x4e1e, 0xfffffffd, @mcast1}, 0x1c) 04:14:48 executing program 4: sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000440)=ANY=[@ANYBLOB="4800000010000507000000000000000000000400", @ANYRES32, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000440)=ANY=[@ANYBLOB="4800000010000507000000000000000000000400", @ANYRES32=r4, @ANYBLOB='y'], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="5000000010006bca810500"/22, @ANYRES32=0x0, @ANYBLOB="01000000000000002800128009000100766c616e000000001800028006000100040000000c0002000c0000000d00000008000500", @ANYRES32=r4, @ANYBLOB], 0x50}}, 0x0) r5 = socket(0xa, 0x1, 0x0) close(r5) sendmmsg$inet_sctp(r5, &(0x7f0000000bc0)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000080)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x200}}], 0x20}], 0x1, 0x0) r6 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r6, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f00000000c0)={r7}, 0x8) setsockopt$inet_sctp_SCTP_AUTH_DELETE_KEY(0xffffffffffffffff, 0x84, 0x19, &(0x7f0000000240)={r7, 0x7}, 0x8) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000002c0)=@newlink={0x50, 0x10, 0x581, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x28, 0x12, 0x0, 0x1, @vlan={{0x9, 0x1, 'vlan\x00'}, {0x18, 0x2, 0x0, 0x1, [@IFLA_VLAN_ID={0x6}, @IFLA_VLAN_FLAGS={0xc, 0x2, {0x1c, 0xb}}]}}}, @IFLA_LINK={0x8, 0x5, r4}]}, 0x50}}, 0x0) [ 1826.459597][T28907] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:49 executing program 3: r0 = socket$nl_sock_diag(0x10, 0x3, 0x4) getsockopt$netlink(r0, 0x10e, 0x7, &(0x7f0000001040)=""/4096, &(0x7f0000000080)=0x1000) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000000)) r1 = socket$key(0xf, 0x3, 0x2) r2 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r4, r3, 0x0, 0x1000000e0) setsockopt$PNPIPE_HANDLE(r3, 0x113, 0x3, &(0x7f00000000c0)=0x8, 0x4) r5 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r5, r2, 0x0, 0x1000000e0) setsockopt$inet6_dccp_int(r2, 0x21, 0x5, &(0x7f0000000040)=0xfffff662, 0x4) sendmsg$key(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000ff0)={&(0x7f0000000280)=ANY=[@ANYBLOB="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"], 0x80}}, 0x20800) [ 1826.610411][ T29] audit: type=1804 audit(1594786489.033:1444): pid=28911 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1528/cgroup.controllers" dev="sda1" ino=16378 res=1 [ 1826.636739][T28912] batman_adv: batadv0: Adding interface: veth2101 [ 1826.644031][T28912] batman_adv: batadv0: The MTU of interface veth2101 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:49 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) setsockopt$sock_int(r2, 0x1, 0xf, &(0x7f0000000000)=0x9, 0x4) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) r3 = socket$bt_rfcomm(0x1f, 0x3, 0x3) sendmsg(r3, &(0x7f00000015c0)={&(0x7f0000000100)=@pptp={0x18, 0x2, {0x0, @rand_addr=0x64010100}}, 0x80, &(0x7f0000000200), 0x0, &(0x7f0000001240)=[{0xa8, 0x105, 0x7fff, "6fa4343affc6f3dc2eecb718ced40d4c5b568d6301bb350728d838140bb61feb9f7dd49f158d14a3d5844d766674aaf7af0f246f2df666e229a3553fce13de113bfc41b7b407af1df3a68c6a76135924d9011b8b6fc7d5a8c6dc139eb6ca0c4ed5978e0d153889a3fc33a25e54bb124c18315e498145afb56d8103ed19b5a2ef9c1cb9020d4bf2101869d9a9119d7c01f342a9"}, {0x100, 0x118, 0x5, "269157aac3bb9878b7f26b3126e46de4c43e5ddf4d168365e26ab4dabe2be371660ee8da7bf1f10864d4404cc921e160e6920698c84f78cd5a9817072101e9f8cf6e4139eb074a1d5820521f9da6e7afae34ea81534418cce231fa23015e5f6d0e5627b419f70b555370cbf37146e2f07296fbcb67e78bb0224d370c90e933fb27eace1569d6bafe233de38d4d949327fdd6e24397bf4de5ba6fcd4def98a4d498027c8a39ba0f66f1e26ccf818c6efdd2edb73e456d1cb5c8835425822cae58b5a86cfdf3fcf3c0ad72f29b2897b14230298c2b9ccdbdd5bcc2c7ccae857a4b0788e4948b1ed3cb12e1b7fe"}, {0xb0, 0x102, 0x1, "e9905647abc1cc75783568043579314437ac3ef3defaf264ee609281482e376c907b4dc85beb7971849af0ef45cb06c4b637fba0c0588e1ffe5559816bfebbfeb5eb82420a93af1e90616f485489c0b1d04ab74d0872256e62d5b2fe8c1fbcb219e0466d62771a95d568eba3177d0ec11d9fc507639afa1f7e3f4efee26830865a93cef3bed0cdfe617ae6a0e440139beec9c1ddf5594b3e628ca3419c"}, {0xa0, 0xff, 0x0, "eba4c609c5b684e4dafbb9dcc8512a33d2f167115254c2231fc43b194a13a1fc6c37cbaa665d5c737f6ce2a9a4b240dc9afa83660204c28a56fdaef6b59bcad43ca367621bc90aff3be34ae95f984c1a24ebeef6fe37f4b9fb4cc932f50b5b53683e4b768813b52f9951f13f733a514e36eb8c8f8cde3694bdb4ff81e7b9ba0d901ab96de057e0bc4481c804f0c4"}, {0x58, 0x110, 0x1, "fbe7b10d425b7c39b3f8481d87b8be0b01de925b736d58302ede703b9633e289d91442f93a09a45a89660aa850db552bd0d2b19e895b887a99a7488364949226000a7ae221c5"}], 0x350}, 0x400404c) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000040)='TIPC\x00') sendmsg$TIPC_CMD_ENABLE_BEARER(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x30, r5, 0x1, 0x0, 0x0, {{}, {}, {0x14, 0x17, {0x1, 0x0, @l2={'eth', 0x3a, 'wg2\x00'}}}}}, 0x30}, 0x1, 0x0, 0x0, 0x40400d0}, 0x48014) sendmsg$TIPC_CMD_GET_MAX_PORTS(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x1c, r5, 0x400, 0x70bd26, 0x25dfdbfe, {}, ["", "", "", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x8010}, 0x3000c090) [ 1826.736629][T28912] batman_adv: batadv0: Not using interface veth2101 (retrying later): interface not active [ 1826.767382][T28915] batman_adv: batadv0: Removing interface: veth2101 [ 1826.859830][T28922] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1826.940630][T28923] netlink: 48 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1826.996850][T28931] tipc: Started in network mode [ 1827.009284][T28931] tipc: Own node identity , cluster identity 4711 [ 1827.016675][T28931] tipc: Failed to obtain node identity [ 1827.023016][T28931] tipc: Enabling of bearer rejected, failed to enable media [ 1827.033951][T28923] netlink: 48 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1827.049287][T28922] netlink: 48 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1827.067302][T28907] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:49 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = accept4(r0, &(0x7f00000000c0)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @private2}}, &(0x7f0000000480)=0x80, 0x800) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000200)='l2tp\x00') sendmsg$L2TP_CMD_TUNNEL_GET(r1, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000280)={&(0x7f0000000300)={0x2c, r2, 0x200, 0x70bd2d, 0x25dfdbff, {}, [@L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x2}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x97df}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x6}]}, 0x2c}}, 0x20000041) r3 = socket(0x400000000010, 0x3, 0x0) write(r3, &(0x7f0000000040)="3a03000019002551075c0165ff0ffc02802000030011000500e1000c040009101a020300", 0x33a) ioctl$SIOCAX25OPTRT(0xffffffffffffffff, 0x89e7, &(0x7f0000000380)={@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @bcast, 0x2, 0x44}) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c00000007060104ab04000000000200000000000500010007"], 0x1}}, 0x0) r5 = socket$nl_netfilter(0x10, 0x3, 0xc) r6 = socket(0x400000000010, 0x3, 0x0) write(r6, &(0x7f0000000040)="3a03000019002551075c0165ff0ffc02802000030011000500e1000c040009101a020300", 0x33a) sendfile(r5, r4, 0x0, 0x100000002) sendmsg$RDMA_NLDEV_CMD_RES_MR_GET(r4, &(0x7f00000003c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000440)={&(0x7f0000000340)=ANY=[@ANYBLOB="200000000d1400a930e7bb0825bd7000fedbdf2508003e000200000008000300"], 0x20}}, 0x80) 04:14:49 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34000}}], 0x1, 0x0, 0x0) 04:14:49 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000600000", @ANYRES32=r4], 0x20}}, 0x0) [ 1827.163737][T28945] tipc: Started in network mode [ 1827.168645][T28945] tipc: Own node identity , cluster identity 4711 [ 1827.202257][T28945] tipc: Failed to obtain node identity [ 1827.245978][T28945] tipc: Enabling of bearer rejected, failed to enable media [ 1827.327386][T28954] netlink: 'syz-executor.3': attribute type 3 has an invalid length. [ 1827.353468][T28954] netlink: 254 bytes leftover after parsing attributes in process `syz-executor.3'. 04:14:49 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) recvfrom$l2tp6(r1, &(0x7f0000000000)=""/115, 0x73, 0x40, 0x0, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1827.373798][ T29] audit: type=1804 audit(1594786489.803:1445): pid=28957 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir485314586/syzkaller.Eq4uI6/2125/cgroup.controllers" dev="sda1" ino=16084 res=1 04:14:49 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r3, &(0x7f0000000040)=ANY=[], 0x208e24b) r4 = socket$unix(0x1, 0x10004000000002, 0x0) connect(r4, &(0x7f0000931ff4)=@un=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) sendmmsg(r4, &(0x7f0000000000), 0x548, 0x0) connect$unix(r4, &(0x7f0000000000)=@abs, 0x6e) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x200000a, 0x10, r4, 0xeaafe000) ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000000)={r3}) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e24, 0x0, @mcast1, 0x7}, 0x1c) [ 1827.423175][T28959] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1827.458313][ T29] audit: type=1804 audit(1594786489.803:1446): pid=28956 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1529/cgroup.controllers" dev="sda1" ino=16365 res=1 [ 1827.614212][T28957] netlink: 'syz-executor.3': attribute type 3 has an invalid length. [ 1827.642212][T28962] batman_adv: batadv0: Adding interface: veth2103 [ 1827.656666][T28962] batman_adv: batadv0: The MTU of interface veth2103 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1827.752332][T28962] batman_adv: batadv0: Not using interface veth2103 (retrying later): interface not active [ 1827.806075][T28965] batman_adv: batadv0: Removing interface: veth2103 04:14:50 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40000}}], 0x1, 0x0, 0x0) 04:14:50 executing program 4: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) ioctl$IMGETVERSION(r0, 0x80044942, &(0x7f0000000000)) r1 = socket$netlink(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_DEL(r1, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000140)={&(0x7f0000000740)={0x118, 0xa, 0x6, 0x201, 0x0, 0x0, {0x1, 0x0, 0x4}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_ADT={0x20, 0x8, 0x0, 0x1, [{0xc, 0x7, 0x0, 0x1, @IPSET_ATTR_PORT_TO={0x6, 0x5, 0x1, 0x0, 0x4e22}}, {0x10, 0x7, 0x0, 0x1, @IPSET_ATTR_PACKETS={0xc, 0x19, 0x1, 0x0, 0x80000001}}]}, @IPSET_ATTR_DATA={0x18, 0x7, 0x0, 0x1, [@IPSET_ATTR_SKBMARK={0xc, 0x1b, 0x1, 0x0, 0x2}, @IPSET_ATTR_TIMEOUT={0x8, 0x6, 0x1, 0x0, 0x9}]}, @IPSET_ATTR_ADT={0x3c, 0x8, 0x0, 0x1, [{0x1c, 0x7, 0x0, 0x1, @IPSET_ATTR_IP={0x18, 0x1, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV6={0x14, 0x2, 0x1, 0x0, @mcast1}}}, {0x10, 0x7, 0x0, 0x1, @IPSET_ATTR_BYTES={0xc, 0x18, 0x1, 0x0, 0x10000}}, {0xc, 0x7, 0x0, 0x1, @IPSET_ATTR_TIMEOUT={0x8, 0x6, 0x1, 0x0, 0x4}}]}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz0\x00'}, @IPSET_ATTR_ADT={0x60, 0x8, 0x0, 0x1, [{0xc, 0x7, 0x0, 0x1, @IPSET_ATTR_PORT_TO={0x6, 0x5, 0x1, 0x0, 0x4e24}}, {0xc, 0x7, 0x0, 0x1, @IPSET_ATTR_CADT_FLAGS={0x8, 0x8, 0x1, 0x0, 0x10}}, {0x10, 0x7, 0x0, 0x1, @IPSET_ATTR_BYTES={0xc, 0x18, 0x1, 0x0, 0x3ff}}, {0xc, 0x7, 0x0, 0x1, @IPSET_ATTR_MARK={0x8, 0xa, 0x1, 0x0, 0x9}}, {0x18, 0x7, 0x0, 0x1, @IPSET_ATTR_IFACE={0x14, 0x17, 'gre0\x00'}}, {0x10, 0x7, 0x0, 0x1, @IPSET_ATTR_NAMEREF={0x9, 0x13, 'syz2\x00'}}]}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffffffd}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz0\x00'}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x1}]}, 0x118}, 0x1, 0x0, 0x0, 0x40001}, 0x44000) getpeername$llc(r0, &(0x7f0000000280)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f00000002c0)=0x10) ioctl$IMCLEAR_L2(r0, 0x80044946, &(0x7f00000000c0)=0x4) r2 = socket(0x10, 0x2, 0x0) setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x10f, 0x87, &(0x7f0000000180), 0x4bd) getsockopt$inet_sctp6_SCTP_EVENTS(0xffffffffffffffff, 0x84, 0xb, &(0x7f0000000240), &(0x7f0000000280)=0xe) r3 = accept(0xffffffffffffffff, &(0x7f0000001700)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000001780)=0x80) r4 = syz_genetlink_get_family_id$netlbl_calipso(&(0x7f0000001800)='NLBL_CALIPSO\x00') sendmsg$NLBL_CALIPSO_C_LIST(r3, &(0x7f00000018c0)={&(0x7f00000017c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000100)={0x2c, r4, 0x400, 0x70bd29, 0x25dfdc01, {}, [@NLBL_CALIPSO_A_DOI={0x8}, @NLBL_CALIPSO_A_DOI={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8000}, 0x20004000) sendmsg$NLBL_CALIPSO_C_REMOVE(0xffffffffffffffff, &(0x7f0000002540)={&(0x7f0000000d00)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000002500)={&(0x7f00000024c0)={0x2c, r4, 0x800, 0x70bd26, 0x25dfdbfd, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x4048000) sendmsg$NLBL_CALIPSO_C_LIST(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000480)={&(0x7f0000000440)={0x2c, r4, 0x20, 0x70bd27, 0x25dfdbff, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x40) sendmsg$NLBL_CALIPSO_C_LISTALL(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000440)={&(0x7f0000000240)={0x34, r4, 0x200, 0x70bd26, 0x25dfdbfd, {}, [@NLBL_CALIPSO_A_MTYPE={0x8}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x3}, @NLBL_CALIPSO_A_DOI={0x8, 0x1, 0x1}, @NLBL_CALIPSO_A_MTYPE={0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x200000c4}, 0x20000080) sendmsg$nl_route_sched(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=@gettaction={0x20, 0x32, 0x1, 0x0, 0x0, {}, [@action_gd=@TCA_ACT_TAB={0xc, 0x1, [{0x8, 0x1, 0x0, 0x0, @TCA_ACT_KIND={0x4}}]}]}, 0x20}}, 0x0) r5 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB="880000002500290800000000000000000400000008000c00", @ANYRES32=0x0, @ANYBLOB="69008200252357154df0f77523f8cdb6a4e481c5bd10dc44a0e91f29338d2bd107d54f042a2a6701d3c976393388ea21c043620de596be35786abdcee37e49da32ce71540de6bde81c3fa0a8608aca42ea07426370289414ce48b05aaf5a6c0d755d4beb9c3a3e717900005baacf2eb6718b8c40efa3afd614004b026a9335a27ddde2b3bb6dcb565e8dcdc0b8d79364eff172c6655dd25d84162d8c457bb47cf262c3885f912d3ac1c2"], 0x88}, 0x1, 0xffffff7f0e000000}, 0x0) 04:14:50 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34000}}], 0x1, 0x0, 0x0) 04:14:50 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000680000", @ANYRES32=r4], 0x20}}, 0x0) [ 1828.160558][ T29] audit: type=1804 audit(1594786490.583:1447): pid=28989 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1530/cgroup.controllers" dev="sda1" ino=16371 res=1 [ 1828.316145][ T29] audit: type=1804 audit(1594786490.683:1448): pid=28994 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir485314586/syzkaller.Eq4uI6/2126/cgroup.controllers" dev="sda1" ino=16378 res=1 04:14:50 executing program 4: r0 = socket$inet6(0xa, 0x6, 0x0) close(r0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) setsockopt$inet_tcp_TCP_FASTOPEN_KEY(r1, 0x6, 0x21, &(0x7f0000000080)="19027c53dc02945b4b4b1b49da4f02a0", 0x10) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r3, 0x0, 0x208e24b) setsockopt$inet6_tcp_int(r2, 0x6, 0x1e, &(0x7f0000000180)=0x80000001, 0x4) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) r7 = socket$inet_icmp_raw(0x2, 0x3, 0x1) setsockopt$inet_int(r7, 0x0, 0xf, &(0x7f0000000100)=0xc13, 0x4) sendmsg$TIPC_NL_BEARER_SET(r6, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000440)={0x0}}, 0x0) getsockname$packet(r6, &(0x7f0000000600)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000004c0)=ANY=[@ANYBLOB="3c0000001000850600"/20, @ANYRES32=r8, @ANYBLOB="2277f292252155b21c0012000c000100626f6e64000000000c0002000800010005f70000e28c1339464e42402b5b43cfbc7467b30b7ee982eab323"], 0x3c}}, 0x0) sendmsg$nl_route(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000680)=@newlink={0x44, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb, 0x1, 'bridge\x00'}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_VLAN_FILTERING={0x5, 0x7, 0x7f}]}}}, @IFLA_MASTER={0x8, 0xa, r8}]}, 0x44}}, 0x0) [ 1828.488124][T29014] batman_adv: batadv0: Adding interface: veth2105 [ 1828.510506][T29014] batman_adv: batadv0: The MTU of interface veth2105 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:51 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x400300}}], 0x1, 0x0, 0x0) [ 1828.652951][T29014] batman_adv: batadv0: Not using interface veth2105 (retrying later): interface not active [ 1828.727712][T29017] batman_adv: batadv0: Removing interface: veth2105 04:14:51 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) r1 = accept$inet6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x0, @ipv4={[], [], @empty}}, &(0x7f0000000040)=0x1c) r2 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r3, r2, 0x0, 0x1000000e0) recvmmsg(r2, &(0x7f0000005dc0)=[{{&(0x7f0000000100)=@l2={0x1f, 0x0, @none}, 0x80, &(0x7f0000001680)=[{&(0x7f0000000180)=""/4096, 0x1000}, {&(0x7f0000001180)=""/89, 0x59}, {&(0x7f0000001200)=""/209, 0xd1}, {&(0x7f0000001300)=""/59, 0x3b}, {&(0x7f0000001340)=""/171, 0xab}, {&(0x7f0000001400)=""/177, 0xb1}, {&(0x7f00000014c0)=""/165, 0xa5}, {&(0x7f0000001580)=""/221, 0xdd}], 0x8, &(0x7f0000001700)=""/217, 0xd9}, 0x6}, {{&(0x7f0000001800)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast1}}}, 0x80, &(0x7f00000029c0)=[{&(0x7f0000001880)=""/4096, 0x1000}, {&(0x7f0000002880)=""/244, 0xf4}, {&(0x7f0000002980)=""/54, 0x36}], 0x3, &(0x7f0000002a00)=""/131, 0x83}, 0x8000}, {{&(0x7f0000002ac0)=@phonet, 0x80, &(0x7f0000003e00)=[{&(0x7f0000002b40)}, {&(0x7f0000002b80)=""/196, 0xc4}, {&(0x7f0000002c80)=""/191, 0xbf}, {&(0x7f0000002d40)=""/4096, 0x1000}, {&(0x7f0000003d40)}, {&(0x7f0000003d80)=""/96, 0x60}], 0x6, &(0x7f0000003e80)=""/81, 0x51}, 0x3}, {{&(0x7f0000003f00)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @loopback}}}, 0x80, &(0x7f0000004040)=[{&(0x7f0000003f80)=""/30, 0x1e}, {&(0x7f0000003fc0)=""/87, 0x57}], 0x2, &(0x7f0000004080)=""/11, 0xb}, 0x5}, {{&(0x7f00000040c0)=@nl=@proc, 0x80, &(0x7f0000004640)=[{&(0x7f0000004140)=""/229, 0xe5}, {&(0x7f0000004240)=""/105, 0x69}, {&(0x7f00000042c0)=""/158, 0x9e}, {&(0x7f0000004380)=""/98, 0x62}, {&(0x7f0000004400)=""/202, 0xca}, {&(0x7f0000004500)=""/12, 0xc}, {&(0x7f0000004540)=""/4, 0x4}, {&(0x7f0000004580)=""/132, 0x84}], 0x8, &(0x7f00000046c0)=""/118, 0x76}, 0x9}, {{&(0x7f0000004740)=@sco, 0x80, &(0x7f0000004f00)=[{&(0x7f00000047c0)=""/59, 0x3b}, {&(0x7f0000004800)=""/155, 0x9b}, {&(0x7f00000048c0)=""/252, 0xfc}, {&(0x7f00000049c0)=""/190, 0xbe}, {&(0x7f0000004a80)=""/235, 0xeb}, {&(0x7f0000004b80)=""/224, 0xe0}, {&(0x7f0000004c80)=""/92, 0x5c}, {&(0x7f0000004d00)=""/216, 0xd8}, {&(0x7f0000004e00)=""/244, 0xf4}], 0x9, &(0x7f0000004fc0)=""/9, 0x9}, 0x9}, {{0x0, 0x0, &(0x7f0000005240)=[{&(0x7f0000005000)=""/105, 0x69}, {&(0x7f0000005080)=""/69, 0x45}, {&(0x7f0000005100)=""/90, 0x5a}, {&(0x7f0000005180)=""/16, 0x10}, {&(0x7f00000051c0)=""/62, 0x3e}, {&(0x7f0000005200)=""/61, 0x3d}], 0x6, &(0x7f00000052c0)=""/184, 0xb8}, 0x80000000}, {{&(0x7f0000005380)=@un=@abs, 0x80, &(0x7f0000005700)=[{&(0x7f0000005400)=""/19, 0x13}, {&(0x7f0000005440)=""/166, 0xa6}, {&(0x7f0000005500)=""/234, 0xea}, {&(0x7f0000005600)=""/8, 0x8}, {&(0x7f0000005640)=""/172, 0xac}], 0x5, &(0x7f0000005780)=""/175, 0xaf}, 0xfff}, {{&(0x7f0000005840)=@x25={0x9, @remote}, 0x80, &(0x7f0000005c80)=[{&(0x7f00000058c0)=""/214, 0xd6}, {&(0x7f00000059c0)=""/195, 0xc3}, {&(0x7f0000005ac0)=""/40, 0x28}, {&(0x7f0000005b00)=""/219, 0xdb}, {&(0x7f0000005c00)=""/81, 0x51}], 0x5, &(0x7f0000005d00)=""/185, 0xb9}, 0x9470}], 0x9, 0x0, &(0x7f0000006000)={0x77359400}) accept4(r2, &(0x7f0000006180)=@vsock, &(0x7f0000002b40)=0x80, 0x80000) r5 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r6 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r6, r5, 0x0, 0x1000000e0) ioctl$FIDEDUPERANGE(r1, 0xc0189436, &(0x7f0000006040)={0x6, 0x7, 0x8, 0x0, 0x0, [{{r0}, 0x7fffffff}, {{r0}, 0x9}, {{r0}, 0xfff}, {{r0}, 0xff}, {{r4}, 0x550}, {{r0}, 0x2}, {{r6}, 0x9}, {{r0}, 0x80}]}) sendto$inet6(r0, 0x0, 0x44, 0xc083, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @empty}, 0x1c) [ 1828.847618][T29028] netlink: 'syz-executor.4': attribute type 1 has an invalid length. [ 1828.859242][ T29] audit: type=1804 audit(1594786491.283:1449): pid=29029 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1531/cgroup.controllers" dev="sda1" ino=16371 res=1 04:14:51 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) ioctl$sock_SIOCSIFVLAN_DEL_VLAN_CMD(r0, 0x8983, &(0x7f0000000000)={0x1, 'veth0_to_team\x00', {}, 0x3}) sendto$inet6(r0, 0x0, 0x0, 0x40, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1829.085563][T29028] device bond24 entered promiscuous mode 04:14:51 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x34000}}], 0x1, 0x0, 0x0) [ 1829.192021][T29032] bond24: (slave bridge41): making interface the new active one [ 1829.228342][T29032] device bridge41 entered promiscuous mode [ 1829.263569][T29032] bond24: (slave bridge41): Enslaving as an active interface with an up link 04:14:51 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa00100}}], 0x1, 0x0, 0x0) [ 1829.423187][ T29] audit: type=1804 audit(1594786491.843:1450): pid=29081 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir485314586/syzkaller.Eq4uI6/2127/cgroup.controllers" dev="sda1" ino=16382 res=1 [ 1829.467003][T29091] netlink: 'syz-executor.4': attribute type 1 has an invalid length. 04:14:51 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) getsockopt$inet_sctp6_SCTP_HMAC_IDENT(r1, 0x84, 0x16, &(0x7f0000000200)=ANY=[@ANYBLOB="0900000008800800030005dea4b5e7069800cd4c295bc1a17a6f15b28ce137cb2184f1502990219079d3228b571ba1c702ffb159b8e100"/69], &(0x7f0000000140)=0x16) setsockopt$inet6_MRT6_ADD_MFC(r0, 0x29, 0xcc, &(0x7f0000000000)={{0xa, 0x4e23, 0x40, @mcast2, 0x39}, {0xa, 0x4e23, 0x7, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', 0xffffff49}, 0x39d6, [0x80, 0x3, 0x6, 0x2, 0x8000, 0x1, 0x0, 0x5]}, 0x5c) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r4, r3, 0x0, 0x1000000e0) sendmsg$AUDIT_USER_TTY(r3, &(0x7f00000001c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x4000}, 0xc, 0xfffffffffffffffd, 0x1, 0x0, 0x0, 0x40000}, 0x20040000) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:51 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a00000000006c0000", @ANYRES32=r4], 0x20}}, 0x0) [ 1829.557020][T29093] bond24: (slave bridge42): Enslaving as an active interface with a down link [ 1829.611639][ T29] audit: type=1804 audit(1594786492.033:1451): pid=29096 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1532/cgroup.controllers" dev="sda1" ino=16366 res=1 04:14:52 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) setsockopt$inet6_int(r1, 0x29, 0x651a1195894b9e74, &(0x7f00000000c0)=0x3959, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1829.751588][T29106] batman_adv: batadv0: Adding interface: veth2107 [ 1829.767976][T29106] batman_adv: batadv0: The MTU of interface veth2107 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:52 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) r1 = socket(0x21, 0x1, 0x0) close(r1) sendmmsg$inet_sctp(r1, &(0x7f0000000bc0)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000080)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x200}}], 0x20}], 0x1, 0x0) r2 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r1, 0x84, 0x23, &(0x7f00000000c0)={r3}, 0x8) setsockopt$inet_sctp6_SCTP_AUTH_DELETE_KEY(r0, 0x84, 0x19, &(0x7f0000000000)={r3, 0x3bbf}, 0x8) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) [ 1829.884082][T29106] batman_adv: batadv0: Not using interface veth2107 (retrying later): interface not active 04:14:52 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000}}], 0x1, 0x0, 0x0) [ 1829.937457][T29101] batman_adv: batadv0: Removing interface: veth2107 04:14:52 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) getpeername$netlink(r0, &(0x7f00000000c0), &(0x7f0000000240)=0xc) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r3 = socket$unix(0x1, 0x2, 0x0) bind$unix(r3, &(0x7f0000003000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) close(r3) r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r4, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r4, 0x0) r5 = socket$unix(0x1, 0x2, 0x0) bind$unix(r5, &(0x7f0000003000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) close(r5) r6 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000600)=ANY=[@ANYRESHEX=r0, @ANYRESHEX=r5, @ANYBLOB="00000000e60000001c0012000c000100626fd8403e84132a3838fb3ddc97ff7f00000000000044a925efb90477cc17fc6280e3b3e3a9cd82a6330564a82c9f545d20495a048be703bf6434e8592d52b940249834ee19a68c784851d0144ce1c9e038ea951ac08a8260f90cdfe314e22b42186cefa3512f1f8530d278d16b116d921465a55036bdccdb5483a32d3dddeacef87669f162", @ANYRES16=r4, @ANYRESOCT=r6, @ANYRESDEC, @ANYRESOCT=r2, @ANYBLOB="83b1e2394112a3af723e5c8797df555788e8282c082d1f39e7560393493b308b704db14c1a60bcde468c16d978f153f509e7f89a256f4e178a4546af"], 0x3c}, 0x1, 0x0, 0x0, 0x10040000}, 0x40880) r7 = socket$nl_route(0x10, 0x3, 0x0) r8 = socket(0x1, 0x803, 0x0) getsockname$packet(r8, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r7, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000300)=ANY=[@ANYBLOB="3c00000010000104000000000800000000000000bf3df8ffd8ec65a4b60170dcaed6a45947ff63c92a3e67fb43442ea15bee6f0550b4f30f5dfaf2c854646d753b64850b35006cd501bec7443188386445ed83d4d9ae9572732d0f71db2a71ee1e77bf59a582758309a76d618484c2ebe7a0d900000000000000", @ANYRES32=0x0, @ANYBLOB="0000000000000000140012800b00010062726964676500000400028008000a00", @ANYRES32=r9, @ANYBLOB="7f52b0a8450b74ac198ae2e3ac98341866cccc678605826653669b842ec0d7b7a3217c1d8b03ea9b0e92be72f1465d8bf8ffec4d50d1c90001848201358d0c1620fd19756bfd"], 0x3c}}, 0x0) 04:14:52 executing program 3: socket$inet_tcp(0x2, 0x1, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r0, 0x0) setsockopt$IPT_SO_SET_REPLACE(r0, 0x4000000000000, 0x40, &(0x7f0000000200)=@raw={'raw\x00', 0x2, 0x3, 0x2e8, 0x150, 0x0, 0x0, 0x150, 0x0, 0x250, 0x250, 0x250, 0x250, 0x250, 0x3, 0x0, {[{{@ip={@loopback, @rand_addr, 0x0, 0x0, 'vlan0\x00', 'hsr0\x00'}, 0x0, 0x130, 0x150, 0x0, {}, [@common=@unspec=@string={{0xc0, 'string\x00'}, {0x0, 0x0, 'kmp\x00', "bdc74c01d6369df17d17ac76fa5f9b3bfa0c34430d864040bc25b2b73a59aa64cab6b1d2cc05060feb70b5bc8c2d4ba3a94a2d2393e3182f64695d7d05fb478c8f56627a5cf905d564eeeb83ff0150ca0f3c44f7fda4d20a55050342ea9685ecc8838e049f1f2e2d081ddda375bb7008adc297a5ece1bb2df53d17bef26bb6f8", 0x1}}]}, @unspec=@NOTRACK={0x20, 'NOTRACK\x00'}}, {{@uncond, 0x0, 0x98, 0x100, 0x0, {}, [@common=@ttl={{0x28, 'ttl\x00'}}]}, @unspec=@CT2={0x68, 'CT\x00', 0x2, {0x0, 0x0, 0x0, 0x0, 'pptp\x00', 'syz1\x00'}}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x348) 04:14:52 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) recvfrom$rxrpc(r1, &(0x7f0000000100)=""/147, 0x93, 0x40000000, &(0x7f0000000000)=@in4={0x21, 0x4, 0x2, 0x10, {0x2, 0x4e20, @private=0xa010101}}, 0x24) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:52 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) sendfile(0xffffffffffffffff, r1, 0x0, 0x1000000e0) getsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000000000), &(0x7f0000000040)=0x8) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) ioctl$sock_SIOCGIFVLAN_SET_VLAN_NAME_TYPE_CMD(0xffffffffffffffff, 0x8982, &(0x7f0000000100)={0x6, 'team_slave_0\x00', {0x8}, 0x8}) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) r2 = socket(0xa, 0x1, 0x0) setsockopt$inet_udp_encap(0xffffffffffffffff, 0x11, 0x64, &(0x7f0000000240)=0x4, 0x4) close(r2) ioctl$SIOCGETNODEID(r1, 0x89e1, &(0x7f0000000200)={0x3}) sendmmsg$inet_sctp(r2, &(0x7f0000000bc0)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000080)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x200}}], 0x20}], 0x1, 0x0) r3 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r2, 0x84, 0x23, &(0x7f00000000c0)={r4}, 0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000140)={r4, 0x7, 0x30}, &(0x7f0000000180)=0xc) setsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f00000001c0)={r5, 0x9, 0x30}, 0xc) [ 1830.236345][ T29] audit: type=1804 audit(1594786492.663:1452): pid=29129 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1533/cgroup.controllers" dev="sda1" ino=16365 res=1 04:14:52 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a0000000000740000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:52 executing program 2: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x3, &(0x7f0000000000)=0x4, 0x4) setsockopt$SO_J1939_ERRQUEUE(r1, 0x6b, 0x4, &(0x7f0000000040), 0x4) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) 04:14:53 executing program 4: r0 = socket$kcm(0x29, 0x2, 0x0) close(r0) r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r2, r1, 0x0, 0x1000000e0) r3 = openat$cgroup_ro(r1, &(0x7f0000000000)='pids.events\x00', 0x0, 0x0) sendmsg$IPCTNL_MSG_TIMEOUT_GET(r3, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000140)={&(0x7f0000002a40)=ANY=[@ANYBLOB="48000007000801020000000000000000030000020500884e08084ec160c7eb11433903008800000006000240000800000900010073797a31000000000500030006000000050003000e0000000600024088480000"], 0x48}}, 0x8011) r4 = socket$inet(0x2, 0x2000080001, 0x84) bind$inet(r4, &(0x7f0000000080)={0x2, 0x4e20, @empty}, 0x10) sendmsg(r4, &(0x7f000001afc8)={&(0x7f0000006000)=@in={0x2, 0x4e20, @loopback}, 0x80, &(0x7f0000007f80)=[{&(0x7f00000001c0)='*', 0x1a000}], 0x1}, 0x0) connect$unix(r1, &(0x7f0000002ac0)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r5 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r5, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r5, 0x0) r6 = socket$unix(0x1, 0x2, 0x0) bind$unix(r6, &(0x7f0000003000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) close(r6) sendmsg$unix(r1, &(0x7f0000002a00)={&(0x7f0000000200)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f00000028c0)=[{&(0x7f0000000280)="27954a323419a34c3934faa3390b1c80694261550143dd5617e04c8c2f4df2877f7da0d41fd192907a3e2a834ff59fb7ab78ef281466db4c723d89da628a5dc5d2700a96a05ef188ab0a63842d159eb80ba80c4724e0f355401108e436dc7d8df452", 0x62}, {&(0x7f0000000300)="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", 0x1000}, {&(0x7f0000001300)="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", 0x1000}, {&(0x7f0000002300)="5db3093209dec1fa7654a4915b5d0dfc221ce81f295529d883c7ad4c050519588976e5b561cd1f5f97939b0266f3b8929131d013f67bea46474f37afc70dac10f37c1f60d30bc756b785c422d5043d79f7b4d711375cc4c73fadf3df47a30a56f77f8bb45bf3fcc760a67b2ddd62622aaeb9a6d9a88a80760745681bb036065cd32a2981d777c20666220ef70cbada71c29c6bdc6df535ff9d9d1a3fbd007b8dd476fa3ec8e8dd51a57e", 0xaa}, {&(0x7f00000023c0)="1d6ba78c61f1e8656630edbda358885ddea7d1b1c8b5e84a0cd4b901b02216382575e2faeff974373df6b1799493365d2b5da3e3bd64aa898c9306b8f2b027c8b0d06b5e41ac124f4b149b77a75a918de2cafcdaaa824fa81ea2f040b0d982b4a069c851dac0371b964ec527ed0a9ddc4f02378f65a40e33b68b5639de9eb03eba5f58fc254f1817f4b445a20a190016a79d748e6af6e731cbd5d18cb9734379c8eae938ee44c3ce3df1227436756618d05903020b58a9246ca77fb0447b8d0aab58451909fa9f2050a74feca05ef7653db59cb38c9f9f4710e05863dbf1b7b74879596e3e8c29e33de24b", 0xeb}, {&(0x7f00000024c0)="bd98594ba06a8b7a1aca8713149774a4920f10e66dc20a4c7a4a7106b6473545532da96230cf754ef0ddb24fbc235253cd36561dbf12b6b457925bccd7f220eaf4258a5f44c88a4c671066853d3c15570a626b34a521ebee927415ad05a17c22445d6cce", 0x64}, {&(0x7f0000002540)="2564b086d9270165d4312adccc1e87c8b9330cad7d5e39272c68a9c916655f6097c7eb08acd389235b44b86f35d63683328bcad45b5f8674e06e835c78bf5696f9de8bfc1a66a6f4221562a556ba66c09b8668cbb9b6f3cdd06ce2bc73479d42204da18f37677619c7d0c326cc7b20ea2a81fe4d452b465e9081932303e1bbfebf5c6d3fb03ee387a2c4eb1dcf46ce839f961a315728a79b8bb8c564586cd58e9f6034ab9399d0c48839c1d6d34354429db2778e4e52c28a53eb361967deed4dbea86e4738675cc26222b58fd310e9764ff67a5e2957018b6e04033cb2f1ea3c378cce54", 0xe4}, {&(0x7f0000002640)="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", 0xfa}, {&(0x7f0000002740)="b68d32f343264c7d95212f76651bc9b0a061985ebeaf4ffaa166ad5b4e31416f5afc977fea6426f14bbb12689673288208ad88c9fca8b7c4f9e3d1ab4baa3d1a9d97e91e2723882c91bf349b94435f0cb8599ef85064eeed62749b", 0x5b}, {&(0x7f00000027c0)="358a20f63cc028bc25a3bc3404822da2d1c4637c90747cf914ee4f31bb27665ad003c79af7e131b08bc44b29f81e1b1cf22269f5219336f94f23b2e325ba24664591c4de82b0c56f13569d93df134fc33294ea2af2ea54912bb5b2d29700e8a2d36b882a476b12ea5ec243f81d4c4bd39c1ba6f6b1b287c1c1f5f8ead47b67f4fdd58c44219717eec7d796f9c0792eea0f6349555d28bfab8199711a7fa7435a1ea9547aadaa7fa4e62eb1fa0a3c1f30c85e835e28beac088aa5e96bafced699c65c4a702521988085223df5a84a0dc5bf8fc21c87ea6a207d8dd03808d01005bb61e9646f", 0xe5}], 0xa, &(0x7f0000002980)=[@rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x34, 0x1, 0x1, [r3, 0xffffffffffffffff, 0xffffffffffffffff, r3, 0xffffffffffffffff, r2, r5, r4, r6]}}], 0x68, 0x20008010}, 0x11) getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f00000001c0)={0x0, @rand_addr, @local}, 0x0) close(r0) 04:14:53 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3000000}}], 0x1, 0x0, 0x0) [ 1830.580949][T29156] batman_adv: batadv0: Adding interface: veth2109 [ 1830.593249][T29156] batman_adv: batadv0: The MTU of interface veth2109 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1830.696050][T29156] batman_adv: batadv0: Not using interface veth2109 (retrying later): interface not active [ 1830.731537][T29159] batman_adv: batadv0: Removing interface: veth2109 [ 1830.841463][ T29] audit: type=1804 audit(1594786493.263:1453): pid=29170 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir177511519/syzkaller.BKcR11/1534/cgroup.controllers" dev="sda1" ino=16369 res=1 [ 1830.879429][T29153] __nla_validate_parse: 8 callbacks suppressed [ 1830.879440][T29153] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:53 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r5 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r5, &(0x7f00000001c0)={0x2, 0x0, @dev}, 0x10) setsockopt$sock_int(r5, 0x1, 0x6, &(0x7f0000000140)=0xffffffff, 0x4) connect$inet(r5, &(0x7f0000000200)={0x2, 0x0, @broadcast}, 0x10) sendmmsg(r5, &(0x7f0000007fc0), 0x4000000000001a8, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x825, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$sock_inet_SIOCGIFBRDADDR(r6, 0x8919, &(0x7f0000000240)={'bridge0\x00', {0x2, 0x4e23, @private=0xa010100}}) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000640)=ANY=[@ANYBLOB="2000000011000d012c00000a00000000007a0000", @ANYRES32=r4], 0x20}}, 0x0) 04:14:53 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000}}], 0x1, 0x0, 0x0) 04:14:53 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'ghash\x00'}, 0x58) r1 = accept4(r0, 0x0, 0x0, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000100)="0a0775b0d5e383e5b3c066ff000000e2", 0x10) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000000)={0x1, 0x8000}, 0x8) recvfrom$l2tp6(r1, 0x0, 0x0, 0x0, 0x0, 0x0) [ 1831.356098][T29191] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 04:14:53 executing program 1: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0xb, &(0x7f00000000c0)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) recvmmsg(r0, &(0x7f0000008880), 0x400000000000249, 0x44000102, 0x0) setsockopt$inet6_int(r0, 0x29, 0x46, 0x0, 0x0) sendto$inet6(r0, 0x0, 0x0, 0x0, &(0x7f0000000080)={0xa, 0x4e20, 0x0, @mcast1}, 0x1c) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f00000001c0)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x10, r1, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket(0x10, 0x2, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r6, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="00004de800000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000240)={0x0, 0x179, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000024000705000000000000000000001f00", @ANYRES32=r6, @ANYBLOB="00000400f1ffffff0000000008000100687462001c000200180002000300000000010000000000000800000000000000ce204b707596906260a7cefc"], 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@delchain={0x38, 0x28, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r6, {}, {0x0, 0xffff}}, [@filter_kind_options=@f_fw={{0x7, 0x1, 'fw\x00'}, {0xc, 0x2, [@TCA_FW_CLASSID={0x8}]}}]}, 0x38}}, 0x0) ioctl$sock_inet6_SIOCSIFDSTADDR(r1, 0x8918, &(0x7f00000007c0)={@rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', 0x3e, r6}) setsockopt$IP6T_SO_SET_REPLACE(r0, 0x29, 0x40, &(0x7f0000000100)=@mangle={'mangle\x00', 0x1f, 0x6, 0x650, 0x230, 0x0, 0x468, 0x0, 0xf0, 0x580, 0x580, 0x580, 0x580, 0x580, 0x6, &(0x7f0000000000), {[{{@ipv6={@loopback, @ipv4={[], [], @multicast1}, [0xff000000, 0xffffff00, 0xff, 0xffffffff], [0xff000000, 0xff000000, 0x0, 0xffffffff], 'ip6gre0\x00', 'vlan1\x00', {0xff}, {}, 0x87, 0x86, 0x2, 0xc}, 0x0, 0xa8, 0xf0}, @SNPT={0x48, 'SNPT\x00', 0x0, {@ipv6=@local, @ipv4=@loopback, 0x1a, 0x14, 0x5}}}, {{@uncond, 0x0, 0xf8, 0x140, 0x0, {}, [@inet=@rpfilter={{0x28, 'rpfilter\x00'}, {0x4}}, @inet=@rpfilter={{0x28, 'rpfilter\x00'}, {0xd5d8dd1d4c546372}}]}, @SNPT={0x48, 'SNPT\x00', 0x0, {@ipv4=@rand_addr=0x64010101, @ipv6=@mcast2, 0x30, 0x9, 0x80}}}, {{@ipv6={@rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', @mcast2, [0xffffff00, 0xffffff00, 0xff000000, 0xff], [0xffffff00, 0xff, 0xffffff00], 'veth0\x00', 'xfrm0\x00', {0xff}, {0xff}, 0x33, 0x2, 0x0, 0x40}, 0x0, 0x100, 0x148, 0x0, {}, [@common=@unspec=@cluster={{0x30, 'cluster\x00'}, {0x1ff, 0xc78dc32, 0xfffffffd}}, @common=@hl={{0x28, 'hl\x00'}, {0x1}}]}, @DNPT={0x48, 'DNPT\x00', 0x0, {@ipv6=@rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', @ipv4=@broadcast, 0xc, 0x30, 0x3}}}, {{@ipv6={@private0, @mcast2, [0xff, 0x74dc7e945173fa05, 0xff000000, 0xffffffff], [0xff, 0x0, 0xff000000], 'syzkaller1\x00', 'team0\x00', {}, {}, 0x87, 0x0, 0x1, 0x8}, 0x0, 0xa8, 0xf0}, @DNPT={0x48, 'DNPT\x00', 0x0, {@ipv4=@initdev={0xac, 0x1e, 0x0, 0x0}, @ipv6=@local, 0x29, 0x7, 0x1}}}, {{@ipv6={@private0={0xfc, 0x0, [], 0x1}, @private1={0xfc, 0x1, [], 0x1}, [0x0, 0x0, 0xffffff00], [0xffffffff, 0xffffffff, 0xff, 0x7f], 'veth1_to_hsr\x00', 'ip6tnl0\x00', {0xff}, {}, 0x2c, 0x4, 0x4, 0xb}, 0x0, 0xd0, 0x118, 0x0, {}, [@inet=@rpfilter={{0x28, 'rpfilter\x00'}, {0x2}}]}, @DNPT={0x48, 'DNPT\x00', 0x0, {@ipv6=@private1={0xfc, 0x1, [], 0x1}, @ipv4=@multicast2, 0x1, 0x12, 0xfb71}}}], {{[], 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x6b0) [ 1831.547033][T29194] batman_adv: batadv0: Adding interface: veth2111 04:14:54 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0xb00000000065808, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendfile(r1, r0, 0x0, 0x1000000e0) setsockopt$bt_hci_HCI_FILTER(r0, 0x0, 0x2, &(0x7f0000000000)={0x3, [0x4, 0xffff], 0x5}, 0x10) r2 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r2, &(0x7f00000002c0)={0x0, 0x48, &(0x7f0000000080)=[{&(0x7f0000000040)="2e00000025000511d25a80648c638c0d0424fc60040010000a0003000200000037153e370a00098002000000d1bd", 0x2e}], 0x1}, 0x0) close(r2) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f00000001c0)) socket$packet(0x11, 0x0, 0x300) socket$netlink(0x10, 0x3, 0x0) socket(0x0, 0x0, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000300)={0x0, 0x3c}}, 0x0) [ 1831.579936][T29194] batman_adv: batadv0: The MTU of interface veth2111 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 04:14:54 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0xb00000000065808, 0x0) sendmsg$IPSET_CMD_LIST(0xffffffffffffffff, &(0x7f00000006c0)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c0000000706010341d43a83587cff000100eb000500010047"], 0x1}}, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r2, r1, 0x0, 0x100000001) recvmmsg(r2, &(0x7f00000000c0)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000}}], 0x1, 0x0, 0x0) [ 1831.718783][T29194] batman_adv: batadv0: Not using interface veth2111 (retrying later): interface not active [ 1831.739488][T29217] netl