FLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:51:40 executing program 3: socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet_sctp6_SCTP_EVENTS(0xffffffffffffffff, 0x84, 0xb, &(0x7f0000000000)={0x9, 0x8, 0x7, 0x0, 0x9, 0x2, 0x2, 0x7, 0x1, 0x60, 0xff, 0x41, 0x1, 0x80}, 0xe) r0 = socket$rxrpc(0x21, 0x2, 0xa) sendto$rxrpc(r0, &(0x7f0000000080)="f0bc55cfb2fb4ca1b6d573dc4e05eb1992e598e7276cfb20c332a1e224def7261bc1e9c1f56e23e79fbd98553532e7240102ff44c822f34dcaa52bbde98f5778588249d9b93fbf271bd512e2d41933bc93a9c88d44deb3d9c08f8e36ffdbfbf8e0cda944cb89c77ad4980360ed83589632a4b20b15c1a3f9d9465bc5d9713139e43300e166a82e82b9e76e8d6ce0b333681b6a", 0x93, 0x606178202a5019bc, 0x0, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000040)) r1 = socket$can_j1939(0x1d, 0x2, 0x7) r2 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$ifreq_SIOCGIFINDEX_vcan(r2, 0x8933, &(0x7f0000000080)={'vxcan1\x00', 0x0}) bind$can_j1939(r1, &(0x7f00000002c0)={0x1d, r3, 0x1000000000000}, 0x18) r4 = socket$unix(0x1, 0x2, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) r6 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r6, &(0x7f0000000000), 0x10) sendmsg$can_bcm(r6, &(0x7f0000000480)={&(0x7f0000000340)={0x1d, r5, 0x3f420f00}, 0x10, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="03ae0000000000160000000000000000", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r4, @ANYBLOB="52f81bb9f1"], 0x20000600}}, 0x0) connect$can_j1939(r1, &(0x7f0000000000)={0x1d, r5}, 0x18) r7 = socket$kcm(0x29, 0x2, 0x0) setsockopt$sock_int(r7, 0x1, 0x2e, &(0x7f0000000140)=0xffffffc1, 0x4) socket(0xa, 0xa, 0x1) [ 1009.415017][T20071] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap289 [ 1009.433970][T20071] batman_adv: batadv0: Adding interface: gretap289 [ 1009.440699][T20071] batman_adv: batadv0: The MTU of interface gretap289 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1009.466666][T20071] batman_adv: batadv0: Not using interface gretap289 (retrying later): interface not active 17:51:42 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async) r0 = openat$cgroup_procs(0xffffffffffffffff, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup/syz1\x00', 0x200002, 0x0) write$cgroup_pid(r0, &(0x7f0000000040), 0x12) (async, rerun: 32) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) (rerun: 32) r2 = openat$cgroup_procs(r1, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) (async, rerun: 32) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) (rerun: 32) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f0000000080)=0x0) ptrace$poke(0x4, r5, &(0x7f0000000100), 0x2) write$cgroup_pid(r2, &(0x7f0000000180)=r5, 0x12) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f0000000080)=0x0) ptrace$poke(0x4, r6, &(0x7f0000000100), 0x2) (async) write$cgroup_pid(r0, &(0x7f0000000100)=r6, 0x12) (async) r7 = syz_clone(0x40000, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) (async) write$cgroup_pid(r2, &(0x7f0000001540)=r7, 0x12) 17:51:42 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f346", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:51:42 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x5c, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:51:42 executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x1d2, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x0, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:51:42 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xc401, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:51:42 executing program 3: socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet_sctp6_SCTP_EVENTS(0xffffffffffffffff, 0x84, 0xb, &(0x7f0000000000)={0x9, 0x8, 0x7, 0x0, 0x9, 0x2, 0x2, 0x7, 0x1, 0x60, 0xff, 0x41, 0x1, 0x80}, 0xe) r0 = socket$rxrpc(0x21, 0x2, 0xa) sendto$rxrpc(r0, &(0x7f0000000080)="f0bc55cfb2fb4ca1b6d573dc4e05eb1992e598e7276cfb20c332a1e224def7261bc1e9c1f56e23e79fbd98553532e7240102ff44c822f34dcaa52bbde98f5778588249d9b93fbf271bd512e2d41933bc93a9c88d44deb3d9c08f8e36ffdbfbf8e0cda944cb89c77ad4980360ed83589632a4b20b15c1a3f9d9465bc5d9713139e43300e166a82e82b9e76e8d6ce0b333681b6a", 0x93, 0x606178202a5019bc, 0x0, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000040)) r1 = socket$can_j1939(0x1d, 0x2, 0x7) r2 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$ifreq_SIOCGIFINDEX_vcan(r2, 0x8933, &(0x7f0000000080)={'vxcan1\x00', 0x0}) bind$can_j1939(r1, &(0x7f00000002c0)={0x1d, r3, 0x1000000000000}, 0x18) r4 = socket$unix(0x1, 0x2, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) r6 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r6, &(0x7f0000000000), 0x10) sendmsg$can_bcm(r6, &(0x7f0000000480)={&(0x7f0000000340)={0x1d, r5, 0x3f420f00}, 0x10, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="03ae0000000000160000000000000000", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r4, @ANYBLOB="52f81bb9f1"], 0x20000600}}, 0x0) connect$can_j1939(r1, &(0x7f0000000000)={0x1d, r5}, 0x18) r7 = socket$kcm(0x29, 0x2, 0x0) setsockopt$sock_int(r7, 0x1, 0x2e, &(0x7f0000000140)=0xffffffc1, 0x4) socket(0xa, 0xa, 0x1) socket$inet6_tcp(0xa, 0x1, 0x0) (async) setsockopt$inet_sctp6_SCTP_EVENTS(0xffffffffffffffff, 0x84, 0xb, &(0x7f0000000000)={0x9, 0x8, 0x7, 0x0, 0x9, 0x2, 0x2, 0x7, 0x1, 0x60, 0xff, 0x41, 0x1, 0x80}, 0xe) (async) socket$rxrpc(0x21, 0x2, 0xa) (async) sendto$rxrpc(r0, &(0x7f0000000080)="f0bc55cfb2fb4ca1b6d573dc4e05eb1992e598e7276cfb20c332a1e224def7261bc1e9c1f56e23e79fbd98553532e7240102ff44c822f34dcaa52bbde98f5778588249d9b93fbf271bd512e2d41933bc93a9c88d44deb3d9c08f8e36ffdbfbf8e0cda944cb89c77ad4980360ed83589632a4b20b15c1a3f9d9465bc5d9713139e43300e166a82e82b9e76e8d6ce0b333681b6a", 0x93, 0x606178202a5019bc, 0x0, 0x0) (async) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000040)) (async) socket$can_j1939(0x1d, 0x2, 0x7) (async) socket$inet6_sctp(0xa, 0x1, 0x84) (async) ioctl$ifreq_SIOCGIFINDEX_vcan(r2, 0x8933, &(0x7f0000000080)={'vxcan1\x00'}) (async) bind$can_j1939(r1, &(0x7f00000002c0)={0x1d, r3, 0x1000000000000}, 0x18) (async) socket$unix(0x1, 0x2, 0x0) (async) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00'}) (async) socket$can_bcm(0x1d, 0x2, 0x2) (async) connect$can_bcm(r6, &(0x7f0000000000), 0x10) (async) sendmsg$can_bcm(r6, &(0x7f0000000480)={&(0x7f0000000340)={0x1d, r5, 0x3f420f00}, 0x10, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="03ae0000000000160000000000000000", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r4, @ANYBLOB="52f81bb9f1"], 0x20000600}}, 0x0) (async) connect$can_j1939(r1, &(0x7f0000000000)={0x1d, r5}, 0x18) (async) socket$kcm(0x29, 0x2, 0x0) (async) setsockopt$sock_int(r7, 0x1, 0x2e, &(0x7f0000000140)=0xffffffc1, 0x4) (async) socket(0xa, 0xa, 0x1) (async) [ 1010.378050][T20085] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap290 [ 1010.395657][T20085] batman_adv: batadv0: Adding interface: gretap290 [ 1010.402463][T20085] batman_adv: batadv0: The MTU of interface gretap290 is too small (1462) 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. [ 1010.428551][T20085] batman_adv: batadv0: Not using interface gretap290 (retrying later): interface not active 17:51:42 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xc402, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:51:42 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f346", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:51:43 executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x1d2, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x0, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:51:43 executing program 3: socket$inet6_tcp(0xa, 0x1, 0x0) (async, rerun: 32) setsockopt$inet_sctp6_SCTP_EVENTS(0xffffffffffffffff, 0x84, 0xb, &(0x7f0000000000)={0x9, 0x8, 0x7, 0x0, 0x9, 0x2, 0x2, 0x7, 0x1, 0x60, 0xff, 0x41, 0x1, 0x80}, 0xe) (async, rerun: 32) r0 = socket$rxrpc(0x21, 0x2, 0xa) sendto$rxrpc(r0, &(0x7f0000000080)="f0bc55cfb2fb4ca1b6d573dc4e05eb1992e598e7276cfb20c332a1e224def7261bc1e9c1f56e23e79fbd98553532e7240102ff44c822f34dcaa52bbde98f5778588249d9b93fbf271bd512e2d41933bc93a9c88d44deb3d9c08f8e36ffdbfbf8e0cda944cb89c77ad4980360ed83589632a4b20b15c1a3f9d9465bc5d9713139e43300e166a82e82b9e76e8d6ce0b333681b6a", 0x93, 0x606178202a5019bc, 0x0, 0x0) (async, rerun: 64) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000040)) (rerun: 64) r1 = socket$can_j1939(0x1d, 0x2, 0x7) (async) r2 = socket$inet6_sctp(0xa, 0x1, 0x84) ioctl$ifreq_SIOCGIFINDEX_vcan(r2, 0x8933, &(0x7f0000000080)={'vxcan1\x00', 0x0}) bind$can_j1939(r1, &(0x7f00000002c0)={0x1d, r3, 0x1000000000000}, 0x18) r4 = socket$unix(0x1, 0x2, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) (async) r6 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r6, &(0x7f0000000000), 0x10) (async) sendmsg$can_bcm(r6, &(0x7f0000000480)={&(0x7f0000000340)={0x1d, r5, 0x3f420f00}, 0x10, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="03ae0000000000160000000000000000", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r4, @ANYBLOB="52f81bb9f1"], 0x20000600}}, 0x0) (async) connect$can_j1939(r1, &(0x7f0000000000)={0x1d, r5}, 0x18) r7 = socket$kcm(0x29, 0x2, 0x0) setsockopt$sock_int(r7, 0x1, 0x2e, &(0x7f0000000140)=0xffffffc1, 0x4) (async, rerun: 64) socket(0xa, 0xa, 0x1) (rerun: 64) [ 1011.075887][T20104] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap291 [ 1011.093827][T20104] batman_adv: batadv0: Adding interface: gretap291 [ 1011.100563][T20104] batman_adv: batadv0: The MTU of interface gretap291 is too small (1462) 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. [ 1011.126997][T20104] batman_adv: batadv0: Not using interface gretap291 (retrying later): interface not active 17:51:43 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x300, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:51:43 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f346", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) [ 1011.626539][ T1191] ieee802154 phy0 wpan0: encryption failed: -22 [ 1011.634869][ T1191] ieee802154 phy1 wpan1: encryption failed: -22 17:51:44 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$sw_sync_info(0xffffffffffffff9c, &(0x7f0000000080), 0x90000, 0x0) openat$cgroup_int(r3, &(0x7f0000000100)='cpuset.mems\x00', 0x2, 0x0) r4 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r5 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r4, &(0x7f0000001540)=r5, 0x12) ioctl$AUTOFS_DEV_IOCTL_EXPIRE(r3, 0xc018937c, &(0x7f0000000180)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'}) bpf$BPF_PROG_DETACH(0x9, &(0x7f00000001c0)={@cgroup, r6, 0xf}, 0x10) 17:51:44 executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x1d2, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x0, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:51:44 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xc403, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:51:44 executing program 3: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCGETD(r0, 0x5424, &(0x7f0000000140)) ioctl$KDSIGACCEPT(r0, 0x4b4e, 0x21) ioctl$BTRFS_IOC_QGROUP_ASSIGN(r0, 0x40189429, &(0x7f0000000000)={0x0, 0x3, 0x7}) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) ioctl$FIONREAD(r2, 0x541b, &(0x7f0000000180)) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x6a0000, 0x0) ioctl$VT_RESIZE(r3, 0x5609, &(0x7f0000000180)={0x72a}) ioctl$TCSETAW(r3, 0x5407, &(0x7f00000001c0)={0x101, 0x2, 0x400, 0xffff, 0x0, "7ea99ccb6cfd53a1"}) r4 = syz_open_dev$tty1(0xc, 0x4, 0x1) dup(r1) ioctl$TIOCGETD(r4, 0x5424, &(0x7f0000000140)) ioctl$TCSETS(r0, 0x5402, &(0x7f0000000080)={0x4, 0x800, 0xff, 0x6, 0x81, "aa30877185b2751f064bbcbd49f9843ff539e1"}) ioctl$TIOCGDEV(r4, 0x80045432, &(0x7f00000000c0)) ioctl$KDSIGACCEPT(r4, 0x4b4e, 0x21) r5 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) r6 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCGETD(r6, 0x5424, &(0x7f0000000140)) ioctl$KDSIGACCEPT(r6, 0x4b4e, 0x21) setsockopt$inet6_MCAST_MSFILTER(r5, 0x29, 0x30, &(0x7f00000000c0)=ANY=[], 0x390) ioctl$VT_RESIZE(r4, 0x5609, &(0x7f0000000200)={0x1000, 0x48, 0x1}) 17:51:44 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) [ 1012.758209][T20135] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap292 [ 1012.777567][T20135] batman_adv: batadv0: Adding interface: gretap292 17:51:44 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x500, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) [ 1012.784411][T20135] batman_adv: batadv0: The MTU of interface gretap292 is too small (1462) 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. [ 1012.810403][T20135] batman_adv: batadv0: Not using interface gretap292 (retrying later): interface not active 17:51:44 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:51:45 executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r3, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r3, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r4}]}}}]}, 0x3c}}, 0x0) 17:51:45 executing program 3: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCGETD(r0, 0x5424, &(0x7f0000000140)) ioctl$KDSIGACCEPT(r0, 0x4b4e, 0x21) ioctl$BTRFS_IOC_QGROUP_ASSIGN(r0, 0x40189429, &(0x7f0000000000)={0x0, 0x3, 0x7}) (async) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) (async) r2 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) ioctl$FIONREAD(r2, 0x541b, &(0x7f0000000180)) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x6a0000, 0x0) ioctl$VT_RESIZE(r3, 0x5609, &(0x7f0000000180)={0x72a}) (async) ioctl$TCSETAW(r3, 0x5407, &(0x7f00000001c0)={0x101, 0x2, 0x400, 0xffff, 0x0, "7ea99ccb6cfd53a1"}) r4 = syz_open_dev$tty1(0xc, 0x4, 0x1) dup(r1) (async) ioctl$TIOCGETD(r4, 0x5424, &(0x7f0000000140)) ioctl$TCSETS(r0, 0x5402, &(0x7f0000000080)={0x4, 0x800, 0xff, 0x6, 0x81, "aa30877185b2751f064bbcbd49f9843ff539e1"}) (async) ioctl$TIOCGDEV(r4, 0x80045432, &(0x7f00000000c0)) ioctl$KDSIGACCEPT(r4, 0x4b4e, 0x21) (async) r5 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) (async) r6 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCGETD(r6, 0x5424, &(0x7f0000000140)) (async) ioctl$KDSIGACCEPT(r6, 0x4b4e, 0x21) (async) setsockopt$inet6_MCAST_MSFILTER(r5, 0x29, 0x30, &(0x7f00000000c0)=ANY=[], 0x390) ioctl$VT_RESIZE(r4, 0x5609, &(0x7f0000000200)={0x1000, 0x48, 0x1}) [ 1013.339074][T20145] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap91 17:51:45 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xc601, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:51:45 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:51:45 executing program 3: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCGETD(r0, 0x5424, &(0x7f0000000140)) (async) ioctl$KDSIGACCEPT(r0, 0x4b4e, 0x21) (async) ioctl$BTRFS_IOC_QGROUP_ASSIGN(r0, 0x40189429, &(0x7f0000000000)={0x0, 0x3, 0x7}) (async) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) (async, rerun: 64) r2 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) (rerun: 64) ioctl$FIONREAD(r2, 0x541b, &(0x7f0000000180)) (async) r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x6a0000, 0x0) ioctl$VT_RESIZE(r3, 0x5609, &(0x7f0000000180)={0x72a}) (async, rerun: 32) ioctl$TCSETAW(r3, 0x5407, &(0x7f00000001c0)={0x101, 0x2, 0x400, 0xffff, 0x0, "7ea99ccb6cfd53a1"}) (rerun: 32) r4 = syz_open_dev$tty1(0xc, 0x4, 0x1) dup(r1) (async) ioctl$TIOCGETD(r4, 0x5424, &(0x7f0000000140)) ioctl$TCSETS(r0, 0x5402, &(0x7f0000000080)={0x4, 0x800, 0xff, 0x6, 0x81, "aa30877185b2751f064bbcbd49f9843ff539e1"}) (async) ioctl$TIOCGDEV(r4, 0x80045432, &(0x7f00000000c0)) (async, rerun: 64) ioctl$KDSIGACCEPT(r4, 0x4b4e, 0x21) (async, rerun: 64) r5 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) r6 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCGETD(r6, 0x5424, &(0x7f0000000140)) ioctl$KDSIGACCEPT(r6, 0x4b4e, 0x21) setsockopt$inet6_MCAST_MSFILTER(r5, 0x29, 0x30, &(0x7f00000000c0)=ANY=[], 0x390) (async) ioctl$VT_RESIZE(r4, 0x5609, &(0x7f0000000200)={0x1000, 0x48, 0x1}) [ 1013.781705][T20155] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap293 [ 1013.799658][T20155] batman_adv: batadv0: Adding interface: gretap293 [ 1013.806503][T20155] batman_adv: batadv0: The MTU of interface gretap293 is too small (1462) 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. [ 1013.836710][T20155] batman_adv: batadv0: Not using interface gretap293 (retrying later): interface not active 17:51:46 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$sw_sync_info(0xffffffffffffff9c, &(0x7f0000000080), 0x90000, 0x0) openat$cgroup_int(r3, &(0x7f0000000100)='cpuset.mems\x00', 0x2, 0x0) (async) r4 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r5 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) (async) pipe2(0x0, 0x0) write$cgroup_pid(r4, &(0x7f0000001540)=r5, 0x12) ioctl$AUTOFS_DEV_IOCTL_EXPIRE(r3, 0xc018937c, &(0x7f0000000180)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'}) bpf$BPF_PROG_DETACH(0x9, &(0x7f00000001c0)={@cgroup, r6, 0xf}, 0x10) 17:51:46 executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r3, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r3, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r4}]}}}]}, 0x3c}}, 0x0) 17:51:46 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x600, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:51:46 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB, @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:51:46 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xcc03, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:51:46 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000280)=ANY=[@ANYRES32=r0], 0x390) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000340), 0x8) setsockopt$inet6_MCAST_MSFILTER(r1, 0x29, 0x30, &(0x7f0000000380)={0x3, {{0xa, 0x4e21, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}, 0x7}}, 0x1, 0x7, [{{0xa, 0x4e20, 0x328, @empty, 0xf0a}}, {{0xa, 0x4e24, 0x7, @private2, 0x9}}, {{0xa, 0x4e21, 0x37b, @empty, 0x80000001}}, {{0xa, 0x4e20, 0x400, @mcast2, 0x87f3}}, {{0xa, 0x4e20, 0x3, @private2={0xfc, 0x2, '\x00', 0x1}, 0x2}}, {{0xa, 0x4e21, 0x2, @loopback, 0x8000}}, {{0xa, 0x4e23, 0x1000, @private1, 0xe547}}]}, 0x410) sendmsg$inet6(r0, &(0x7f0000000240)={&(0x7f0000000000)={0xa, 0x4e23, 0x6, @mcast2, 0x101}, 0x1c, &(0x7f0000000200)=[{&(0x7f0000000040)="50c9b80078d68a055a0d626e62180ec8249026cdd71083a244147b76119228563968a0627e5ba9c5e98575b09632e9de78ffa6cc9f205d7b39c75970b8626eb53caafc802c0483d8c8e46c3a176f83d2b455f69df038cfeaf4281ad41331601649718e9c0a70d5a0e75e73416ab099ceef6240188b6f7396327fa8748d2414367308fbd1dd02d015c1d7837102b80d3fea74b488208be95e3882cc", 0x9b}, {&(0x7f0000000100)="ed817d60", 0x4}, {&(0x7f0000000140)="fad40121c7bd0435e50abbbe0f223bbecc5eb387e06a02994247bba176b168ba9feb65c78875ebae168774210379057c1aa6ee037ab7bb114ae7fdf5000ace3c134cec127bb21cd389784f7a0bfd07f56fdf3143b8eb9ab69e32bba8db2ad89122c9763a5014d17c28312d1fad76007630f0bf029831b8f943793ee6e314d90a9cc4cb1972a017c48d8fa49acd", 0x8d}], 0x3}, 0x8000) socket$inet6(0xa, 0x0, 0xd3) r2 = openat$cachefiles(0xffffffffffffff9c, &(0x7f00000002c0), 0x400400, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r3, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x4, 0x9, 0x0, 0x0, 0x0, r4}) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r5, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x0, 0x0, 0x9, 0x0, 0x6, 0x0, r6}) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r7, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) getpeername$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @random}, &(0x7f0000000140)=0x14) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={@mcast2, @private0={0xfc, 0x0, '\x00', 0x1}, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', 0x0, 0x0, 0x0, 0x0, 0x101, 0x41c000a, r9}) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r8}) r10 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r8, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r11 = fcntl$dupfd(r10, 0x0, r10) setsockopt$IPT_SO_SET_REPLACE(r11, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r11, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r8}) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f0000000000)={@private0={0xfc, 0x0, '\x00', 0x1}, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', @mcast1, 0x4, 0x101, 0x216, 0x500, 0x20, 0x100004, r8}) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000000)={@local, @private1, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x6, 0x9, 0x0, 0x180, 0x4c4, 0x400010, r8}) setsockopt$inet6_MCAST_MSFILTER(r3, 0x29, 0x30, &(0x7f00000007c0)={0x6, {{0xa, 0x4e20, 0x3f, @private2={0xfc, 0x2, '\x00', 0x1}, 0x5}}, 0x1, 0x8, [{{0xa, 0x4e21, 0x80000001, @private0={0xfc, 0x0, '\x00', 0x1}, 0x80}}, {{0xa, 0x4e24, 0x80000000, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x2}}, {{0xa, 0x4e22, 0x6, @remote, 0x3}}, {{0xa, 0x4e21, 0x5, @mcast1, 0x2}}, {{0xa, 0x4e21, 0xfffffff7, @local, 0x5}}, {{0xa, 0x4e24, 0x0, @local, 0x800}}, {{0xa, 0x7fff, 0x1, @remote, 0x401}}, {{0xa, 0x4e23, 0x2, @private2={0xfc, 0x2, '\x00', 0x1}}}]}, 0x490) connect$inet6(r2, &(0x7f0000000300)={0xa, 0x4e22, 0xc0000000, @private1, 0x1}, 0x1c) [ 1015.154077][T20174] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap294 [ 1015.171527][T20174] batman_adv: batadv0: Adding interface: gretap294 [ 1015.178483][T20174] batman_adv: batadv0: The MTU of interface gretap294 is too small (1462) 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. [ 1015.204363][T20174] batman_adv: batadv0: Not using interface gretap294 (retrying later): interface not active [ 1015.233836][T20172] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap92 17:51:47 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB, @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:51:47 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000280)=ANY=[@ANYRES32=r0], 0x390) (async) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000340), 0x8) setsockopt$inet6_MCAST_MSFILTER(r1, 0x29, 0x30, &(0x7f0000000380)={0x3, {{0xa, 0x4e21, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}, 0x7}}, 0x1, 0x7, [{{0xa, 0x4e20, 0x328, @empty, 0xf0a}}, {{0xa, 0x4e24, 0x7, @private2, 0x9}}, {{0xa, 0x4e21, 0x37b, @empty, 0x80000001}}, {{0xa, 0x4e20, 0x400, @mcast2, 0x87f3}}, {{0xa, 0x4e20, 0x3, @private2={0xfc, 0x2, '\x00', 0x1}, 0x2}}, {{0xa, 0x4e21, 0x2, @loopback, 0x8000}}, {{0xa, 0x4e23, 0x1000, @private1, 0xe547}}]}, 0x410) (async) sendmsg$inet6(r0, &(0x7f0000000240)={&(0x7f0000000000)={0xa, 0x4e23, 0x6, @mcast2, 0x101}, 0x1c, &(0x7f0000000200)=[{&(0x7f0000000040)="50c9b80078d68a055a0d626e62180ec8249026cdd71083a244147b76119228563968a0627e5ba9c5e98575b09632e9de78ffa6cc9f205d7b39c75970b8626eb53caafc802c0483d8c8e46c3a176f83d2b455f69df038cfeaf4281ad41331601649718e9c0a70d5a0e75e73416ab099ceef6240188b6f7396327fa8748d2414367308fbd1dd02d015c1d7837102b80d3fea74b488208be95e3882cc", 0x9b}, {&(0x7f0000000100)="ed817d60", 0x4}, {&(0x7f0000000140)="fad40121c7bd0435e50abbbe0f223bbecc5eb387e06a02994247bba176b168ba9feb65c78875ebae168774210379057c1aa6ee037ab7bb114ae7fdf5000ace3c134cec127bb21cd389784f7a0bfd07f56fdf3143b8eb9ab69e32bba8db2ad89122c9763a5014d17c28312d1fad76007630f0bf029831b8f943793ee6e314d90a9cc4cb1972a017c48d8fa49acd", 0x8d}], 0x3}, 0x8000) (async) socket$inet6(0xa, 0x0, 0xd3) r2 = openat$cachefiles(0xffffffffffffff9c, &(0x7f00000002c0), 0x400400, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r3, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x4, 0x9, 0x0, 0x0, 0x0, r4}) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r5, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x0, 0x0, 0x9, 0x0, 0x6, 0x0, r6}) (async) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r7, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) getpeername$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @random}, &(0x7f0000000140)=0x14) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={@mcast2, @private0={0xfc, 0x0, '\x00', 0x1}, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', 0x0, 0x0, 0x0, 0x0, 0x101, 0x41c000a, r9}) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r8}) r10 = socket$inet6_tcp(0xa, 0x1, 0x0) (async) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r8, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r11 = fcntl$dupfd(r10, 0x0, r10) setsockopt$IPT_SO_SET_REPLACE(r11, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r11, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r8}) (async) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f0000000000)={@private0={0xfc, 0x0, '\x00', 0x1}, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', @mcast1, 0x4, 0x101, 0x216, 0x500, 0x20, 0x100004, r8}) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000000)={@local, @private1, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x6, 0x9, 0x0, 0x180, 0x4c4, 0x400010, r8}) (async) setsockopt$inet6_MCAST_MSFILTER(r3, 0x29, 0x30, &(0x7f00000007c0)={0x6, {{0xa, 0x4e20, 0x3f, @private2={0xfc, 0x2, '\x00', 0x1}, 0x5}}, 0x1, 0x8, [{{0xa, 0x4e21, 0x80000001, @private0={0xfc, 0x0, '\x00', 0x1}, 0x80}}, {{0xa, 0x4e24, 0x80000000, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x2}}, {{0xa, 0x4e22, 0x6, @remote, 0x3}}, {{0xa, 0x4e21, 0x5, @mcast1, 0x2}}, {{0xa, 0x4e21, 0xfffffff7, @local, 0x5}}, {{0xa, 0x4e24, 0x0, @local, 0x800}}, {{0xa, 0x7fff, 0x1, @remote, 0x401}}, {{0xa, 0x4e23, 0x2, @private2={0xfc, 0x2, '\x00', 0x1}}}]}, 0x490) connect$inet6(r2, &(0x7f0000000300)={0xa, 0x4e22, 0xc0000000, @private1, 0x1}, 0x1c) 17:51:47 executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r3, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r3, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r4}]}}}]}, 0x3c}}, 0x0) 17:51:47 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xd000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:51:47 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x700, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:51:48 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000280)=ANY=[@ANYRES32=r0], 0x390) (async) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000340), 0x8) setsockopt$inet6_MCAST_MSFILTER(r1, 0x29, 0x30, &(0x7f0000000380)={0x3, {{0xa, 0x4e21, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}, 0x7}}, 0x1, 0x7, [{{0xa, 0x4e20, 0x328, @empty, 0xf0a}}, {{0xa, 0x4e24, 0x7, @private2, 0x9}}, {{0xa, 0x4e21, 0x37b, @empty, 0x80000001}}, {{0xa, 0x4e20, 0x400, @mcast2, 0x87f3}}, {{0xa, 0x4e20, 0x3, @private2={0xfc, 0x2, '\x00', 0x1}, 0x2}}, {{0xa, 0x4e21, 0x2, @loopback, 0x8000}}, {{0xa, 0x4e23, 0x1000, @private1, 0xe547}}]}, 0x410) sendmsg$inet6(r0, &(0x7f0000000240)={&(0x7f0000000000)={0xa, 0x4e23, 0x6, @mcast2, 0x101}, 0x1c, &(0x7f0000000200)=[{&(0x7f0000000040)="50c9b80078d68a055a0d626e62180ec8249026cdd71083a244147b76119228563968a0627e5ba9c5e98575b09632e9de78ffa6cc9f205d7b39c75970b8626eb53caafc802c0483d8c8e46c3a176f83d2b455f69df038cfeaf4281ad41331601649718e9c0a70d5a0e75e73416ab099ceef6240188b6f7396327fa8748d2414367308fbd1dd02d015c1d7837102b80d3fea74b488208be95e3882cc", 0x9b}, {&(0x7f0000000100)="ed817d60", 0x4}, {&(0x7f0000000140)="fad40121c7bd0435e50abbbe0f223bbecc5eb387e06a02994247bba176b168ba9feb65c78875ebae168774210379057c1aa6ee037ab7bb114ae7fdf5000ace3c134cec127bb21cd389784f7a0bfd07f56fdf3143b8eb9ab69e32bba8db2ad89122c9763a5014d17c28312d1fad76007630f0bf029831b8f943793ee6e314d90a9cc4cb1972a017c48d8fa49acd", 0x8d}], 0x3}, 0x8000) (async) socket$inet6(0xa, 0x0, 0xd3) r2 = openat$cachefiles(0xffffffffffffff9c, &(0x7f00000002c0), 0x400400, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r3, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x4, 0x9, 0x0, 0x0, 0x0, r4}) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r5, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x0, 0x0, 0x9, 0x0, 0x6, 0x0, r6}) (async) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r7, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) getpeername$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @random}, &(0x7f0000000140)=0x14) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={@mcast2, @private0={0xfc, 0x0, '\x00', 0x1}, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', 0x0, 0x0, 0x0, 0x0, 0x101, 0x41c000a, r9}) (async) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r8}) (async) r10 = socket$inet6_tcp(0xa, 0x1, 0x0) (async) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r8, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r11 = fcntl$dupfd(r10, 0x0, r10) setsockopt$IPT_SO_SET_REPLACE(r11, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) (async) ioctl$sock_inet6_SIOCADDRT(r11, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r8}) (async) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f0000000000)={@private0={0xfc, 0x0, '\x00', 0x1}, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', @mcast1, 0x4, 0x101, 0x216, 0x500, 0x20, 0x100004, r8}) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000000)={@local, @private1, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x6, 0x9, 0x0, 0x180, 0x4c4, 0x400010, r8}) (async) setsockopt$inet6_MCAST_MSFILTER(r3, 0x29, 0x30, &(0x7f00000007c0)={0x6, {{0xa, 0x4e20, 0x3f, @private2={0xfc, 0x2, '\x00', 0x1}, 0x5}}, 0x1, 0x8, [{{0xa, 0x4e21, 0x80000001, @private0={0xfc, 0x0, '\x00', 0x1}, 0x80}}, {{0xa, 0x4e24, 0x80000000, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x2}}, {{0xa, 0x4e22, 0x6, @remote, 0x3}}, {{0xa, 0x4e21, 0x5, @mcast1, 0x2}}, {{0xa, 0x4e21, 0xfffffff7, @local, 0x5}}, {{0xa, 0x4e24, 0x0, @local, 0x800}}, {{0xa, 0x7fff, 0x1, @remote, 0x401}}, {{0xa, 0x4e23, 0x2, @private2={0xfc, 0x2, '\x00', 0x1}}}]}, 0x490) (async) connect$inet6(r2, &(0x7f0000000300)={0xa, 0x4e22, 0xc0000000, @private1, 0x1}, 0x1c) [ 1016.175711][T20192] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap93 [ 1016.690883][T20204] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap295 [ 1016.708640][T20204] batman_adv: batadv0: Adding interface: gretap295 [ 1016.715461][T20204] batman_adv: batadv0: The MTU of interface gretap295 is too small (1462) 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. [ 1016.741345][T20204] batman_adv: batadv0: Not using interface gretap295 (retrying later): interface not active 17:51:49 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) (async) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$sw_sync_info(0xffffffffffffff9c, &(0x7f0000000080), 0x90000, 0x0) openat$cgroup_int(r3, &(0x7f0000000100)='cpuset.mems\x00', 0x2, 0x0) r4 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r5 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) (async) pipe2(0x0, 0x0) write$cgroup_pid(r4, &(0x7f0000001540)=r5, 0x12) ioctl$AUTOFS_DEV_IOCTL_EXPIRE(r3, 0xc018937c, &(0x7f0000000180)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'}) (async) ioctl$AUTOFS_DEV_IOCTL_EXPIRE(r3, 0xc018937c, &(0x7f0000000180)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'}) bpf$BPF_PROG_DETACH(0x9, &(0x7f00000001c0)={@cgroup, r6, 0xf}, 0x10) 17:51:49 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB, @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:51:49 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000000)=ANY=[@ANYBLOB="2b2200000000000000005f1b397a47bb803df6e6e412a75442490952280ddcdfc4973fd4a81fda3c0c790e14cc266972f7aae4cee628bd4c903d1f05a057c5e23dbef9cb7e91a487f0639e378565f12fbda15919f2641b0a00bf4e6e870ea173418d6820a70f7733e7ef4ad4e2345c4c043811274dac0000000000"], 0x390) 17:51:49 executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r3, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r3, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x1d2, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r4}]}}}, @IFLA_MASTER={0x8}]}, 0x44}}, 0x0) 17:51:49 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x900, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) [ 1017.169939][T20209] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap94 17:51:49 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000000)=ANY=[@ANYBLOB="2b2200000000000000005f1b397a47bb803df6e6e412a75442490952280ddcdfc4973fd4a81fda3c0c790e14cc266972f7aae4cee628bd4c903d1f05a057c5e23dbef9cb7e91a487f0639e378565f12fbda15919f2641b0a00bf4e6e870ea173418d6820a70f7733e7ef4ad4e2345c4c043811274dac0000000000"], 0x390) 17:51:49 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:51:49 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xd201, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:51:49 executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r3, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r3, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x1d2, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r4}]}}}, @IFLA_MASTER={0x8}]}, 0x44}}, 0x0) [ 1017.831621][T20221] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap296 [ 1017.849155][T20221] batman_adv: batadv0: Adding interface: gretap296 [ 1017.856205][T20221] batman_adv: batadv0: The MTU of interface gretap296 is too small (1462) 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. 17:51:49 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000000)=ANY=[@ANYBLOB="2b2200000000000000005f1b397a47bb803df6e6e412a75442490952280ddcdfc4973fd4a81fda3c0c790e14cc266972f7aae4cee628bd4c903d1f05a057c5e23dbef9cb7e91a487f0639e378565f12fbda15919f2641b0a00bf4e6e870ea173418d6820a70f7733e7ef4ad4e2345c4c043811274dac0000000000"], 0x390) [ 1017.882320][T20221] batman_adv: batadv0: Not using interface gretap296 (retrying later): interface not active 17:51:50 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) [ 1018.313694][T20227] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap95 17:51:50 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000000)={{0x1, 0x1, 0x18, r0}, './file0\x00'}) getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000000040)={{{@in6=@remote, @in=@private}}, {{@in=@initdev}, 0x0, @in6=@private1}}, &(0x7f0000000140)=0xe8) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) 17:51:51 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup.cpu/syz0\x00', 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r4 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) 17:51:51 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xd403, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:51:51 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0xa00, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:51:51 executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r3, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r3, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x1d2, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r4}]}}}, @IFLA_MASTER={0x8}]}, 0x44}}, 0x0) 17:51:51 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000000)={{0x1, 0x1, 0x18, r0}, './file0\x00'}) getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000000040)={{{@in6=@remote, @in=@private}}, {{@in=@initdev}, 0x0, @in6=@private1}}, &(0x7f0000000140)=0xe8) (async) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) 17:51:51 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) [ 1019.761542][T20243] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap96 [ 1019.879593][T20248] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap297 [ 1019.897371][T20248] batman_adv: batadv0: Adding interface: gretap297 [ 1019.904190][T20248] batman_adv: batadv0: The MTU of interface gretap297 is too small (1462) 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. 17:51:51 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000000)={{0x1, 0x1, 0x18, r0}, './file0\x00'}) getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000000040)={{{@in6=@remote, @in=@private}}, {{@in=@initdev}, 0x0, @in6=@private1}}, &(0x7f0000000140)=0xe8) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) 17:51:52 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) [ 1019.930238][T20248] batman_adv: batadv0: Not using interface gretap297 (retrying later): interface not active 17:51:52 executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x28, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) 17:51:52 executing program 3: r0 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$VIDIOC_SUBDEV_QUERY_DV_TIMINGS(r0, 0x80845663, &(0x7f0000000000)) socket$inet6_tcp(0xa, 0x1, 0x0) 17:51:52 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xd801, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:51:52 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) [ 1020.696634][T20263] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap298 [ 1020.714517][T20263] batman_adv: batadv0: Adding interface: gretap298 [ 1020.721235][T20263] batman_adv: batadv0: The MTU of interface gretap298 is too small (1462) 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. [ 1020.747508][T20263] batman_adv: batadv0: Not using interface gretap298 (retrying later): interface not active 17:51:53 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup.cpu/syz0\x00', 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r4 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup.cpu/syz0\x00', 0x200002, 0x0) (async) openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) (async) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) (async) openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) syz_clone(0x0, &(0x7f0000000480)="eafc1f8117210f46044b6c27fca2e2b88462704a7dcce6f467a40d01e8af0c6e2a1ced1d903a4933edc6f59d48062ff56d19d59867db46fb73731b51fec895b98ace6dd9e028d0aa89635b469d8bb75b2a7687b44445cf6912c20066e99ca61063eddf12af098d4f66ce536caf973d813a59efc60762d62ab8f94fa43af5dabb8952c01e7319eaa2af08e5e7ebade0e074af8f92a8f5b00fb63a3fddb8e3a44162e353b0da438557f7e144c8a081b2f527b0faa3aa162bd8e9867a6a078aebc1b702e2bee3af43669af4eb82a3d0e00d1c0291005f11f1c49701d46ed947be44299921b7eca7fc4213363fa28a5f0fe627834c828c276b2de3e08dcb1d2cfd848f0f7f09dcc00ef3853d38b1bf6756314da6a3bb91ec2e09a912f127c9a882da7adac68da79a29f43516ecdc47d8722315806d72519606debe8ed196c773f354", 0x140, 0x0, 0x0, 0x0) (async) pipe2(0x0, 0x0) (async) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) (async) 17:51:53 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0xb00, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:51:53 executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x28, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) 17:51:53 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:51:53 executing program 3: r0 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$VIDIOC_SUBDEV_QUERY_DV_TIMINGS(r0, 0x80845663, &(0x7f0000000000)) (async) ioctl$VIDIOC_SUBDEV_QUERY_DV_TIMINGS(r0, 0x80845663, &(0x7f0000000000)) socket$inet6_tcp(0xa, 0x1, 0x0) 17:51:53 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xda02, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1021.723875][T20274] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap299 [ 1021.741414][T20274] batman_adv: batadv0: Adding interface: gretap299 [ 1021.748405][T20274] batman_adv: batadv0: The MTU of interface gretap299 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1021.774434][T20274] batman_adv: batadv0: Not using interface gretap299 (retrying later): interface not active 17:51:54 executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x28, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_MASTER={0x8, 0xa, r2}]}, 0x28}}, 0x0) 17:51:54 executing program 3: r0 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$VIDIOC_SUBDEV_QUERY_DV_TIMINGS(r0, 0x80845663, &(0x7f0000000000)) (async) socket$inet6_tcp(0xa, 0x1, 0x0) 17:51:54 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e21000000", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:51:54 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xdc01, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1022.483877][T20293] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap300 [ 1022.501475][T20293] batman_adv: batadv0: Adding interface: gretap300 [ 1022.508520][T20293] batman_adv: batadv0: The MTU of interface gretap300 is too small (1462) 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. 17:51:54 executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @gretap={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0) 17:51:54 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e21000000", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) [ 1022.538263][T20293] batman_adv: batadv0: Not using interface gretap300 (retrying later): interface not active 17:51:55 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup.cpu/syz0\x00', 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) r4 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) (async) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) 17:51:55 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x0, 0x0, 0x9, 0x0, 0x6, 0x0, r2}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r3, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r4}) getsockopt$inet6_mreq(r0, 0x29, 0xf, &(0x7f00000001c0)={@remote}, &(0x7f0000000200)=0x14) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r4, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r6 = fcntl$dupfd(r5, 0x0, r5) setsockopt$IPT_SO_SET_REPLACE(r6, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r6, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r4}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000000)={@private0={0xfc, 0x0, '\x00', 0x1}, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', @mcast1, 0x4, 0x101, 0x216, 0x500, 0x20, 0x100004, r4}) setsockopt$inet6_tcp_TLS_TX(r1, 0x6, 0x1, &(0x7f0000000000)=@gcm_256={{0x304}, "43364124097fa0ad", "47b6866ac5198d95bafed10991a2bd46c030219818ce130d3c1381a94807a0b0", "d82656a5", "ca1b9c14da601323"}, 0x38) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) r7 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$VT_RESIZE(r7, 0x5609, &(0x7f0000000180)={0x3}) ioctl$TCSETSF(r7, 0x5404, &(0x7f0000000080)={0x39, 0x7ff, 0x1, 0x1, 0x0, "86785adbff776e48d1076b6613d61a999bea48"}) ioctl$BTRFS_IOC_LOGICAL_INO(r7, 0xc0389424, &(0x7f0000000140)={0xfffffffffffffff7, 0x38, '\x00', 0x1, &(0x7f0000000100)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 17:51:55 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0xc00, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:51:55 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e21000000", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:51:55 executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @gretap={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0) 17:51:55 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xdc03, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1023.319011][T20311] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap301 [ 1023.340710][T20311] batman_adv: batadv0: Adding interface: gretap301 [ 1023.347580][T20311] batman_adv: batadv0: The MTU of interface gretap301 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1023.373523][T20311] batman_adv: batadv0: Not using interface gretap301 (retrying later): interface not active 17:51:55 executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @gretap={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0) 17:51:55 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:51:55 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x0, 0x0, 0x9, 0x0, 0x6, 0x0, r2}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r3, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r4}) (async) getsockopt$inet6_mreq(r0, 0x29, 0xf, &(0x7f00000001c0)={@remote}, &(0x7f0000000200)=0x14) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r4, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) (async) r6 = fcntl$dupfd(r5, 0x0, r5) setsockopt$IPT_SO_SET_REPLACE(r6, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r6, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r4}) (async) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000000)={@private0={0xfc, 0x0, '\x00', 0x1}, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', @mcast1, 0x4, 0x101, 0x216, 0x500, 0x20, 0x100004, r4}) setsockopt$inet6_tcp_TLS_TX(r1, 0x6, 0x1, &(0x7f0000000000)=@gcm_256={{0x304}, "43364124097fa0ad", "47b6866ac5198d95bafed10991a2bd46c030219818ce130d3c1381a94807a0b0", "d82656a5", "ca1b9c14da601323"}, 0x38) (async) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) (async) r7 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$VT_RESIZE(r7, 0x5609, &(0x7f0000000180)={0x3}) (async) ioctl$TCSETSF(r7, 0x5404, &(0x7f0000000080)={0x39, 0x7ff, 0x1, 0x1, 0x0, "86785adbff776e48d1076b6613d61a999bea48"}) (async) ioctl$BTRFS_IOC_LOGICAL_INO(r7, 0xc0389424, &(0x7f0000000140)={0xfffffffffffffff7, 0x38, '\x00', 0x1, &(0x7f0000000100)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 17:51:55 executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x1d2, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:51:56 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xe000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:51:56 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) [ 1024.217700][T20334] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap302 [ 1024.236819][T20334] batman_adv: batadv0: Adding interface: gretap302 [ 1024.243674][T20334] batman_adv: batadv0: The MTU of interface gretap302 is too small (1462) 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. [ 1024.269602][T20334] batman_adv: batadv0: Not using interface gretap302 (retrying later): interface not active 17:51:56 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup/syz1\x00', 0x200002, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r4 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) 17:51:56 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) (async) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x0, 0x0, 0x9, 0x0, 0x6, 0x0, r2}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r3, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r4}) getsockopt$inet6_mreq(r0, 0x29, 0xf, &(0x7f00000001c0)={@remote}, &(0x7f0000000200)=0x14) (async, rerun: 32) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) (rerun: 32) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r4, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) (async, rerun: 32) r6 = fcntl$dupfd(r5, 0x0, r5) (rerun: 32) setsockopt$IPT_SO_SET_REPLACE(r6, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r6, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r4}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000000000)={@private0={0xfc, 0x0, '\x00', 0x1}, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', @mcast1, 0x4, 0x101, 0x216, 0x500, 0x20, 0x100004, r4}) (async) setsockopt$inet6_tcp_TLS_TX(r1, 0x6, 0x1, &(0x7f0000000000)=@gcm_256={{0x304}, "43364124097fa0ad", "47b6866ac5198d95bafed10991a2bd46c030219818ce130d3c1381a94807a0b0", "d82656a5", "ca1b9c14da601323"}, 0x38) (async) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) (async) r7 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$VT_RESIZE(r7, 0x5609, &(0x7f0000000180)={0x3}) (async) ioctl$TCSETSF(r7, 0x5404, &(0x7f0000000080)={0x39, 0x7ff, 0x1, 0x1, 0x0, "86785adbff776e48d1076b6613d61a999bea48"}) (async) ioctl$BTRFS_IOC_LOGICAL_INO(r7, 0xc0389424, &(0x7f0000000140)={0xfffffffffffffff7, 0x38, '\x00', 0x1, &(0x7f0000000100)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 17:51:56 executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x1d2, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:51:56 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:51:56 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xe001, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:51:56 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0xd00, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) [ 1024.957396][T20351] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap303 [ 1024.979195][T20351] batman_adv: batadv0: Adding interface: gretap303 17:51:57 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, 0x0, 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:51:57 executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x1d2, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1024.986064][T20351] batman_adv: batadv0: The MTU of interface gretap303 is too small (1462) 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. [ 1025.012019][T20351] batman_adv: batadv0: Not using interface gretap303 (retrying later): interface not active 17:51:57 executing program 3: r0 = openat$vicodec1(0xffffffffffffff9c, &(0x7f0000003580), 0x2, 0x0) ioctl$VIDIOC_ENUMSTD(r0, 0xc0485619, &(0x7f00000035c0)={0x5, 0x1804000, "10e2c52d33a1acb4e65ce0b514ee6f9995778a2212d3554a", {0x6, 0x9}, 0x400}) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r1, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) r2 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCNXCL(r2, 0x540d) pwritev2(r2, &(0x7f00000034c0)=[{&(0x7f0000000000)="90b85eef96616dbabe1565d47a977bc811d606c79f37596c267fc08a3d1f275ee9dd68e60fe461fd1acbaae2ea7cd53ee74a5efc8fc8c2d69bda8cfd42ebb4a238421e462238e9ae704a8e8bbadfbd6eba2d5f75e9d1916728643b36c8384ae10146c39c7a57cef0f023c9b6b535e7c7b365f5fe287e65156a74d35b650ebfb49f0f2613b82397dddab3a0c23d83a5aa7664e89182bb1d4b57d20623316f4f7ea458ff9292d17d5928f8b585465591817c2f8a68d5d676ef1761dabcaa26c358e3f72216b3d272acb9177ca2addaef95801a198e0dcb4bf220b455b661194f697eab9ee0eaa7da3fdacb7ead30", 0xed}, {&(0x7f00000004c0)="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{&(0x7f00000024c0)="3fe340629798724d87f4edf0db087011549c0d4e4ff5301f3c0ae54da82a62657d3d1c162e67ae2654b4cf20c9a6bba01bd4cb0c90fe6b5755fd3b405f56f12d86151e766c4318cdf65691c8b7bd14c80c57d28a694bf75c09b0d9d571c50e9c9c8fbd330628b85ee50d1bcc3701b25d644ad811659501fdd158381f22d3f8bda9769e3fc0a2f60640b9df298c373e152c99bd3cab3976f8d6056ed9408ff64434b2a0c88963b3c393f3e11df1cc2e5b44c0c5fe1705958f648c46574df9d7e3239607302c18925c44433c75b03486e9ba40bdafc26018aea3a1cd0f2cd896e8d186ea96a6d04ed068cf2d00a2284555e7ce313ac84ba1b5ef963aacbd84ec616acfbe5b6fb6108ed31f001e8d12e4e552c87c68ef3aa26c2b8051d55197269c467707d0a0546218c940ee1b3607c138c4b0ca4ff573ad745d3f60dcc8286b84c1a5d7cb9ebb99562b8ede179d6baa93612a4efbe284b094c24677b41acc300bd285c14e8d1e56909c1019d8ea4decacf43f590dcceb4b5ff514c0c15ce0739abbdfcffe170f3a940cec36473b6e01ef5eb6c8a9d69b2a523ccf32c6189be756e01d8723cb810988fb03138150f61e11384c949bbe18b017000c6a045428e1528f03e4eae8d537853449636bdccc545294bfd975f418ec4c3ec84a940592be45c9e8534db9703c0ef1ca8801065cb31f911506287221cff20f05b9cc956ff6df1c0d15c6b66a964cf92d3c3186e78e26515247beddeea53be837f2bfa732918d15c78d08c1b1363e524842e4e82827fa85697a36a29c8428961353a3c19ad9c88ca0415b5d9ecdf163d23cc4691e25faa12ac9592ace43efa2a2b567a35b64e976a28ce69454d23789af3753bc8add85a8e0d31044be3d939a825ec2024cb36aea105587757b129f14c534896818808e6e86ec5ffd82678f92482c959d2c9c88047c2c34ecee6921a9ce98ea832d63f4aeb2a8f06ec3dd1338d4d884475f92bba0f67f9bc4777695241bd8a1060785469d67144a7fead208dd6c68863ed589fec832ff9918eb1e2d051ef1d7cb44a8ebde8725fe872f68121360a4c890fca0e7d232dd908c25e463e6f022ab98c4cb3ba0e10c2dcb4cfafad94084892a5dcbb1bc588374d76f4be97e24ada2f32e1b4bced3775069d95fd9e01f586fbc7f11f9806f002007f16cedf7c413f6cc07f0c197bdda09a6fe54bd879e7efa48558090ca5f86390f3b5c160fa2c1427a8740b7b1f30b7b2136c1fdb8db8588eae32624fdb0b07465a7d707d3899d94c9c485771ab5604bfa23ef6fdf75a1fdb2d49d423445518b1b96d9921d705fca0147bffeb253780fb99c832b672082b2b6b43936796f01350ec5547a2352acc2d2340b87fafa044b870fd76caae5dd358179a241256c662c59b97edff513b4a4f540c4e8b490dbd535423d5bfc37e40a72b39b880865aaf17f90b8631627e1f4beaf0dd93367cd9ba83c3de46f50f577d37a175a3e84ccf40202d12e443dab61557faf5f7196ce778cc3bb89b2c9b8b334b273e534212031c0a5e850a468215ecb6f9ea20e86987341d6e37cf2b090a965c3e60dcfac8391743d4b4eeac3cf05e1d67bd1e2121e6327b576454e016169750b15567e3ffccd2d57751346fac06db112ddac8e78e65210eacf6d1a272c5f2fa38c11185c10beeac81452421c390a1bd7ce3e6cfd9f7c595e867c35d3d80225663136a13f390c638bd40dda9e733f3d943ae1164d7f45f44c58effc8214af0f859ef69850827ac799afec31de6f454e020710c712cc63aec048102721a952d091c9c965e1c4c8c39e63e62995226837d6a7493bb15619b45da3f037efac2953516aaecfb30291131fd262ff48f2fb7f59c0b4c253ce4bded50baf9badc3ea36df7d77927030e763abf0c1a8a3a184f7dd9d526c5920a86028b8fcb04831b15b6b5771d5ec162599263ac96c155c296e31fe86efdbd94edd6e38248f6f4dfa62ad88382a6586f5d3729ef569fba455979056e429f68f66a78d3155339e6a7dedc30b5e1c8e98ee447dd7c6312e1df966206524cef365b6bc3f859cf1c11682609b67989ef237afb7b675951ef715528a661de22aacbb5a4225898de85f275e2263b93792c7c2e4edcb532c789a16de7494fdb9abf89c7c9db6098f61d3db2119eb443b56199de7fa8853668186ebab9990907c1cddf07e6546c9ca07ab47d81d700c21b83ce764de08d7c743e4b27e5d5fd865a9d3ff8aa1ea8b7c48dc7d7374219ae620297f28045db500c34f51b82afbc731076e456529a006edf98cae14379365a6b7164aa038198ccf23923def6169448ad8a287bf61d70aaa19628d30a3858c3d0bbbd0dc51af9d7c613ad0a379120df9cff8dd13b98ffc50be22afd9070b758b054927500c8fded5be54fd35ed8b651ae4b502dac427f9ca77c2d883bc4d2d34d05284daf3088d7060c0c6f859dc6d4aaabc565f642efbc39780618a5da0bc9c222779e9b1b839cf88a8cdd970001047b0791ad3cebc386d53a4f9468201a61515bbb68645b2094bab9bddf7f9e82ab039f696f646800589395a891111cbc631bc56e954093953a4697aea856d5752236f3882dbb037f7d4495894c103fc5570b62b4dc62451d6bd5bb721cb757c3262f8ec8d2ee84d6edc226da22249f4c42c13cc3709048d872f831bf4e5eadfdca0570d2ffffedc0ac4becfbc9040cc18143edb349bdf343909f20c5d0c89643a4e91da06aeb25c5f392925240782f689a06affdf40beaa50a5f460a7a6b6a55de1e426f28879c48b8f1eef0658a144fc3a06fbda9b01fef166dfd4eb46b4bbd41c0faaa162492b2d1cdfadba28a5e11497b031b229d2022365bf3bd5f81bb484e592b28d2076e20e6c6df225ba9c7c5e2cd648675e50a5836a9b709d6066e72574087b7273c5ca4ffa0cc11e3d936080c8a370a54eadbc1623814eac14772eadf1de78b12c7992c73b0490d90de8268fe4ea311d70a70363706e6036085600b5006952a8eb7c2de0379037d83bb7bab8887c96d487b73cb3f0630e183bb2da70e109034a9c4fce578edbcbf41256f70095dd3e720e08d5a34da9704d19ef1931c1e73d65d6856bb081e6707fd22d244b5a7811030b0c675d22897add4f034928910eaf6509e1c5974931a374de3a1b4c14f82fc72aa10594ae215bdf67c1e6cfd5dd8ebb3c730ba80bc96d048fcc40f9e0d8df86f212e6a78e57b050333ab3dbe3908d446bb8cf53e2886e14dd03903f8a2fb90299b054b8ccc06b281346029643e2d8232b864a6ffb2c74f45aad941bf5c78d55657b533bafbbd2ba771901ab2b85f9d0097ca87fada4e2d90ab533cbd018576163e4b2624fe4d269490ef96d3f5d0404ec2ce071b61468a7b809fc16cbbc1fd9ed9d86798bd36e2fd123e16bf17e128d1a08bcc5ed4aed1f2907790b2d38f35754d6a372c109c5506169a81a6fce601a234600aaeda53d325115458ae8ec35038a275c280c38073bf54e5f864347053fec587a44808f2b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0x1000}, {&(0x7f0000000240)="4b593315e8d1eecc7a94da4dd72063ab8dd3fe3fe86f45e42bf821673e45d6763e460f9b0908ee494d985dc60651450a13cfb142b4aaeb85376d2b93c36023f506ec224d78227b1167943bb3319b1eea6d643155ca9208c11676e7f8bdf5adb569dd3a226b00daf84518f2d5fe31ca733cf4cc5c5bb2", 0x76}, {&(0x7f00000002c0)="2ded3b3a3fd8715eecb5c00a00360a52772adc7f565b671a2f0294a9920974b98e01c5e6b741346ecb99dfc3cf0239e0e41ac9c76205a8229e76fcda3dbc42831262c31c56c989e66afcca996ae906150cd6370cda2f09328042daff8da062f30ada20f92a50b80d57150fe0d9c09681fa26e04c4852f5e1694e299a2034bb3dcdedfcdf5b0e71890a172610dafe753e5e8c1c54a17280de", 0x98}, {&(0x7f0000000380)="740f0073b0e990f8254be34fd8d09b4b4865a2686b0926b758ce4a1d91a67a37eed469b258928884af460efdf6d1a5a5a41e10a57e0fd6fd64784c8efe422d99b1c9a60966939d5010958ef16168994ab81f0049b6e627c4eb29a13b42b04e5765ea0174f3b5afa3c46ed83fc1580532873af8787bf77788aa8a187ccf9d7b15a32274ef96d41a0ca5e55f408011aee64d595ad7a578bddedbb0f3db20257a8b6e19", 0xa2}, {&(0x7f0000000440)="356d0dccda2872459e1d186355fe7cc6f4b003a3b82c09379892a053956519da9fc73161ee3315d4a5c0", 0x2a}], 0xa, 0xfffffff8, 0x5, 0x0) 17:51:57 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, 0x0, 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:51:57 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xe401, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:51:57 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0xe00, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:51:57 executing program 3: r0 = openat$vicodec1(0xffffffffffffff9c, &(0x7f0000003580), 0x2, 0x0) ioctl$VIDIOC_ENUMSTD(r0, 0xc0485619, &(0x7f00000035c0)={0x5, 0x1804000, "10e2c52d33a1acb4e65ce0b514ee6f9995778a2212d3554a", {0x6, 0x9}, 0x400}) (async) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r1, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) r2 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCNXCL(r2, 0x540d) (async) pwritev2(r2, &(0x7f00000034c0)=[{&(0x7f0000000000)="90b85eef96616dbabe1565d47a977bc811d606c79f37596c267fc08a3d1f275ee9dd68e60fe461fd1acbaae2ea7cd53ee74a5efc8fc8c2d69bda8cfd42ebb4a238421e462238e9ae704a8e8bbadfbd6eba2d5f75e9d1916728643b36c8384ae10146c39c7a57cef0f023c9b6b535e7c7b365f5fe287e65156a74d35b650ebfb49f0f2613b82397dddab3a0c23d83a5aa7664e89182bb1d4b57d20623316f4f7ea458ff9292d17d5928f8b585465591817c2f8a68d5d676ef1761dabcaa26c358e3f72216b3d272acb9177ca2addaef95801a198e0dcb4bf220b455b661194f697eab9ee0eaa7da3fdacb7ead30", 0xed}, {&(0x7f00000004c0)="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0x1000}, {&(0x7f0000000100)="c5eb94bdec5cc2937286266fb595a1637d56ccdd55f840e5b24b37240c11054ca5f1069cb33d87e4ffb5675fc0020b765d965564df48e31edb1a72194411baf44bd3d32ffb34c0cb329ed9b5f7e413e159aafd2ec893fa5b423ea01880e8a611672860934b70d36ad4ec023dd40736036dccca723da6d1a726f7bcddd13c9aac8e30f3f0c83a509436242a01b04da5f06b8e8e762a8c4cffed13d4a8d93b5b44c9b09c928d38f0139a8c123fcf2a5a2412ab79c980bd", 0xb6}, {&(0x7f00000001c0)="18d5b1461144dda53d485be0428be64465deaaf8329090c9a7b6880185fe4d36d7f45e50c70800ae8d38495d08b31d4087d1fa076b4e05a86a1f296fec9bddccece2acb820024b7d92ccdaca02a6c0f178df32a349fca208cc0ef899991eaeffd8e68f67a1045a9ec0e3", 0x6a}, 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0x1000}, {&(0x7f0000000240)="4b593315e8d1eecc7a94da4dd72063ab8dd3fe3fe86f45e42bf821673e45d6763e460f9b0908ee494d985dc60651450a13cfb142b4aaeb85376d2b93c36023f506ec224d78227b1167943bb3319b1eea6d643155ca9208c11676e7f8bdf5adb569dd3a226b00daf84518f2d5fe31ca733cf4cc5c5bb2", 0x76}, {&(0x7f00000002c0)="2ded3b3a3fd8715eecb5c00a00360a52772adc7f565b671a2f0294a9920974b98e01c5e6b741346ecb99dfc3cf0239e0e41ac9c76205a8229e76fcda3dbc42831262c31c56c989e66afcca996ae906150cd6370cda2f09328042daff8da062f30ada20f92a50b80d57150fe0d9c09681fa26e04c4852f5e1694e299a2034bb3dcdedfcdf5b0e71890a172610dafe753e5e8c1c54a17280de", 0x98}, {&(0x7f0000000380)="740f0073b0e990f8254be34fd8d09b4b4865a2686b0926b758ce4a1d91a67a37eed469b258928884af460efdf6d1a5a5a41e10a57e0fd6fd64784c8efe422d99b1c9a60966939d5010958ef16168994ab81f0049b6e627c4eb29a13b42b04e5765ea0174f3b5afa3c46ed83fc1580532873af8787bf77788aa8a187ccf9d7b15a32274ef96d41a0ca5e55f408011aee64d595ad7a578bddedbb0f3db20257a8b6e19", 0xa2}, {&(0x7f0000000440)="356d0dccda2872459e1d186355fe7cc6f4b003a3b82c09379892a053956519da9fc73161ee3315d4a5c0", 0x2a}], 0xa, 0xfffffff8, 0x5, 0x0) [ 1025.929407][T20368] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap304 [ 1025.947452][T20368] batman_adv: batadv0: Adding interface: gretap304 [ 1025.954379][T20368] batman_adv: batadv0: The MTU of interface gretap304 is too small (1462) 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. [ 1025.980439][T20368] batman_adv: batadv0: Not using interface gretap304 (retrying later): interface not active 17:51:58 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup/syz1\x00', 0x200002, 0x0) (async) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async, rerun: 32) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) (rerun: 32) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) r4 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) (async) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) 17:51:58 executing program 0: socketpair(0xa, 0x3, 0x3f, &(0x7f0000000000)) 17:51:58 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, 0x0, 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:51:58 executing program 3: r0 = openat$vicodec1(0xffffffffffffff9c, &(0x7f0000003580), 0x2, 0x0) ioctl$VIDIOC_ENUMSTD(r0, 0xc0485619, &(0x7f00000035c0)={0x5, 0x1804000, "10e2c52d33a1acb4e65ce0b514ee6f9995778a2212d3554a", {0x6, 0x9}, 0x400}) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r1, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) syz_open_dev$tty1(0xc, 0x4, 0x1) (async) r2 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCNXCL(r2, 0x540d) pwritev2(r2, &(0x7f00000034c0)=[{&(0x7f0000000000)="90b85eef96616dbabe1565d47a977bc811d606c79f37596c267fc08a3d1f275ee9dd68e60fe461fd1acbaae2ea7cd53ee74a5efc8fc8c2d69bda8cfd42ebb4a238421e462238e9ae704a8e8bbadfbd6eba2d5f75e9d1916728643b36c8384ae10146c39c7a57cef0f023c9b6b535e7c7b365f5fe287e65156a74d35b650ebfb49f0f2613b82397dddab3a0c23d83a5aa7664e89182bb1d4b57d20623316f4f7ea458ff9292d17d5928f8b585465591817c2f8a68d5d676ef1761dabcaa26c358e3f72216b3d272acb9177ca2addaef95801a198e0dcb4bf220b455b661194f697eab9ee0eaa7da3fdacb7ead30", 0xed}, {&(0x7f00000004c0)="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0x1000}, {&(0x7f0000000100)="c5eb94bdec5cc2937286266fb595a1637d56ccdd55f840e5b24b37240c11054ca5f1069cb33d87e4ffb5675fc0020b765d965564df48e31edb1a72194411baf44bd3d32ffb34c0cb329ed9b5f7e413e159aafd2ec893fa5b423ea01880e8a611672860934b70d36ad4ec023dd40736036dccca723da6d1a726f7bcddd13c9aac8e30f3f0c83a509436242a01b04da5f06b8e8e762a8c4cffed13d4a8d93b5b44c9b09c928d38f0139a8c123fcf2a5a2412ab79c980bd", 0xb6}, {&(0x7f00000001c0)="18d5b1461144dda53d485be0428be64465deaaf8329090c9a7b6880185fe4d36d7f45e50c70800ae8d38495d08b31d4087d1fa076b4e05a86a1f296fec9bddccece2acb820024b7d92ccdaca02a6c0f178df32a349fca208cc0ef899991eaeffd8e68f67a1045a9ec0e3", 0x6a}, 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0x1000}, {&(0x7f00000024c0)="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0x1000}, {&(0x7f0000000240)="4b593315e8d1eecc7a94da4dd72063ab8dd3fe3fe86f45e42bf821673e45d6763e460f9b0908ee494d985dc60651450a13cfb142b4aaeb85376d2b93c36023f506ec224d78227b1167943bb3319b1eea6d643155ca9208c11676e7f8bdf5adb569dd3a226b00daf84518f2d5fe31ca733cf4cc5c5bb2", 0x76}, {&(0x7f00000002c0)="2ded3b3a3fd8715eecb5c00a00360a52772adc7f565b671a2f0294a9920974b98e01c5e6b741346ecb99dfc3cf0239e0e41ac9c76205a8229e76fcda3dbc42831262c31c56c989e66afcca996ae906150cd6370cda2f09328042daff8da062f30ada20f92a50b80d57150fe0d9c09681fa26e04c4852f5e1694e299a2034bb3dcdedfcdf5b0e71890a172610dafe753e5e8c1c54a17280de", 0x98}, {&(0x7f0000000380)="740f0073b0e990f8254be34fd8d09b4b4865a2686b0926b758ce4a1d91a67a37eed469b258928884af460efdf6d1a5a5a41e10a57e0fd6fd64784c8efe422d99b1c9a60966939d5010958ef16168994ab81f0049b6e627c4eb29a13b42b04e5765ea0174f3b5afa3c46ed83fc1580532873af8787bf77788aa8a187ccf9d7b15a32274ef96d41a0ca5e55f408011aee64d595ad7a578bddedbb0f3db20257a8b6e19", 0xa2}, {&(0x7f0000000440)="356d0dccda2872459e1d186355fe7cc6f4b003a3b82c09379892a053956519da9fc73161ee3315d4a5c0", 0x2a}], 0xa, 0xfffffff8, 0x5, 0x0) 17:51:58 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xe402, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:51:58 executing program 0: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f00000004c0), 0x0, 0x0) ioctl$CAPI_MANUFACTURER_CMD(r0, 0xc0044306, 0x0) 17:51:58 executing program 3: ioctl$VIDIOC_G_DV_TIMINGS(0xffffffffffffffff, 0xc0845658, &(0x7f0000000000)={0x0, @bt={0x7, 0x9, 0x0, 0x1, 0x7, 0x8, 0xffffffc0, 0x1, 0x0, 0x4, 0x0, 0x7ff, 0x2c61591, 0x3, 0x10, 0x0, {0x9, 0x1}, 0x1, 0x54}}) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = creat(&(0x7f0000000100)='./file0\x00', 0x188) getsockopt$inet6_mreq(r2, 0x29, 0x14, &(0x7f0000000140)={@dev}, &(0x7f0000000180)=0x14) fcntl$dupfd(r1, 0x0, r1) setsockopt$inet6_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f00000000c0)='veno\x00', 0x5) 17:51:58 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:51:59 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x1100, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) [ 1026.983963][T20387] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap305 [ 1027.001860][T20387] batman_adv: batadv0: Adding interface: gretap305 [ 1027.008923][T20387] batman_adv: batadv0: The MTU of interface gretap305 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1027.039453][T20387] batman_adv: batadv0: Not using interface gretap305 (retrying later): interface not active 17:51:59 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000002780)=@bloom_filter={0x1e, 0x6, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x1, 0x4}, 0x48) 17:51:59 executing program 3: ioctl$VIDIOC_G_DV_TIMINGS(0xffffffffffffffff, 0xc0845658, &(0x7f0000000000)={0x0, @bt={0x7, 0x9, 0x0, 0x1, 0x7, 0x8, 0xffffffc0, 0x1, 0x0, 0x4, 0x0, 0x7ff, 0x2c61591, 0x3, 0x10, 0x0, {0x9, 0x1}, 0x1, 0x54}}) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = creat(&(0x7f0000000100)='./file0\x00', 0x188) getsockopt$inet6_mreq(r2, 0x29, 0x14, &(0x7f0000000140)={@dev}, &(0x7f0000000180)=0x14) fcntl$dupfd(r1, 0x0, r1) setsockopt$inet6_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f00000000c0)='veno\x00', 0x5) ioctl$VIDIOC_G_DV_TIMINGS(0xffffffffffffffff, 0xc0845658, &(0x7f0000000000)={0x0, @bt={0x7, 0x9, 0x0, 0x1, 0x7, 0x8, 0xffffffc0, 0x1, 0x0, 0x4, 0x0, 0x7ff, 0x2c61591, 0x3, 0x10, 0x0, {0x9, 0x1}, 0x1, 0x54}}) (async) socket$inet6_tcp(0xa, 0x1, 0x0) (async) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) (async) socket$inet6_tcp(0xa, 0x1, 0x0) (async) creat(&(0x7f0000000100)='./file0\x00', 0x188) (async) getsockopt$inet6_mreq(r2, 0x29, 0x14, &(0x7f0000000140)={@dev}, &(0x7f0000000180)=0x14) (async) fcntl$dupfd(r1, 0x0, r1) (async) setsockopt$inet6_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f00000000c0)='veno\x00', 0x5) (async) 17:51:59 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:00 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup/syz1\x00', 0x200002, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) r4 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) (async) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) 17:52:00 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xe403, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:00 executing program 0: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$UI_ABS_SETUP(r0, 0x401c5504, &(0x7f00000000c0)={0x0, {0x0, 0x0, 0x0, 0x0, 0x6}}) 17:52:00 executing program 3: ioctl$VIDIOC_G_DV_TIMINGS(0xffffffffffffffff, 0xc0845658, &(0x7f0000000000)={0x0, @bt={0x7, 0x9, 0x0, 0x1, 0x7, 0x8, 0xffffffc0, 0x1, 0x0, 0x4, 0x0, 0x7ff, 0x2c61591, 0x3, 0x10, 0x0, {0x9, 0x1}, 0x1, 0x54}}) (async, rerun: 32) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) (rerun: 32) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = creat(&(0x7f0000000100)='./file0\x00', 0x188) getsockopt$inet6_mreq(r2, 0x29, 0x14, &(0x7f0000000140)={@dev}, &(0x7f0000000180)=0x14) (async, rerun: 32) fcntl$dupfd(r1, 0x0, r1) (async, rerun: 32) setsockopt$inet6_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f00000000c0)='veno\x00', 0x5) 17:52:00 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:00 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x1200, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) [ 1028.517413][T20418] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap306 [ 1028.535431][T20418] batman_adv: batadv0: Adding interface: gretap306 17:52:00 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, 0x0, 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) [ 1028.542147][T20418] batman_adv: batadv0: The MTU of interface gretap306 is too small (1462) 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. [ 1028.572077][T20418] batman_adv: batadv0: Not using interface gretap306 (retrying later): interface not active 17:52:00 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x48, 0x0, 0x0) 17:52:00 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x6a0000, 0x0) ioctl$VT_RESIZE(r1, 0x5609, &(0x7f0000000180)={0x72a}) setsockopt$inet6_MCAST_MSFILTER(0xffffffffffffffff, 0x29, 0x30, &(0x7f0000000000)=ANY=[@ANYRESOCT=r1], 0x390) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r2, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r3}) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r3, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r5 = fcntl$dupfd(r4, 0x0, r4) setsockopt$IPT_SO_SET_REPLACE(r5, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r3}) r6 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000080), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000100)={'vxcan1\x00', 0x0}) r8 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r8, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r8, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r9}) r10 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r9, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000880)={0xfc52, 0x1, 0x2, 0x8}, &(0x7f00000008c0)=0x10) r11 = fcntl$dupfd(r10, 0x0, r10) setsockopt$IPT_SO_SET_REPLACE(r11, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r11, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r9}) getsockopt$PNPIPE_IFINDEX(r5, 0x113, 0x2, &(0x7f0000000600)=0x0, &(0x7f0000000640)=0x4) r13 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r13, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r13, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x0, 0x0, 0x9, 0x0, 0x6, 0x0, r14}) getsockopt$PNPIPE_IFINDEX(0xffffffffffffffff, 0x113, 0x2, &(0x7f0000000680)=0x0, &(0x7f00000006c0)=0x4) sendmsg$ETHTOOL_MSG_TSINFO_GET(r11, &(0x7f0000000840)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000800)={&(0x7f0000000700)={0xfc, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@HEADER={0x4c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'bridge_slave_0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'xfrm0\x00'}]}, @HEADER={0x64, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r12}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r7}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'geneve0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r14}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'sit0\x00'}]}, @HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}]}, @HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r15}]}, @HEADER={0x20, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'wg0\x00'}]}]}, 0xfc}, 0x1, 0x0, 0x0, 0x40000}, 0x0) sendmsg$MPTCP_PM_CMD_FLUSH_ADDRS(r5, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)=ANY=[@ANYBLOB='n\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="000127bd7000fedbdf25040000000800020003000000080002000400000008000200060000000800020001000000080002000700000008000300040000001c00018008000700", @ANYRES32=r7, @ANYBLOB="ff00020004000000060005004e210000"], 0x60}, 0x1, 0x0, 0x0, 0x10}, 0x8000) 17:52:01 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xe800, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:01 executing program 0: r0 = openat$udambuf(0xffffffffffffff9c, &(0x7f0000001000), 0x2) ioctl$UDMABUF_CREATE(r0, 0x40187542, &(0x7f0000001040)) [ 1029.289751][T20434] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap307 [ 1029.307288][T20434] batman_adv: batadv0: Adding interface: gretap307 [ 1029.314156][T20434] batman_adv: batadv0: The MTU of interface gretap307 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 17:52:01 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, 0x0, 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) [ 1029.340189][T20434] batman_adv: batadv0: Not using interface gretap307 (retrying later): interface not active 17:52:02 executing program 0: r0 = getpid() sched_setparam(r0, &(0x7f0000000000)) 17:52:02 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x2500, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:02 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) (async) r1 = openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x6a0000, 0x0) ioctl$VT_RESIZE(r1, 0x5609, &(0x7f0000000180)={0x72a}) setsockopt$inet6_MCAST_MSFILTER(0xffffffffffffffff, 0x29, 0x30, &(0x7f0000000000)=ANY=[@ANYRESOCT=r1], 0x390) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r2, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r3}) (async) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r3, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) (async) r5 = fcntl$dupfd(r4, 0x0, r4) setsockopt$IPT_SO_SET_REPLACE(r5, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) (async) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r3}) (async) r6 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000080), 0xffffffffffffffff) (async) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000100)={'vxcan1\x00', 0x0}) r8 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r8, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r8, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r9}) r10 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r9, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) (async) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000880)={0xfc52, 0x1, 0x2, 0x8}, &(0x7f00000008c0)=0x10) r11 = fcntl$dupfd(r10, 0x0, r10) setsockopt$IPT_SO_SET_REPLACE(r11, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r11, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r9}) getsockopt$PNPIPE_IFINDEX(r5, 0x113, 0x2, &(0x7f0000000600)=0x0, &(0x7f0000000640)=0x4) (async) r13 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r13, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r13, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x0, 0x0, 0x9, 0x0, 0x6, 0x0, r14}) (async, rerun: 32) getsockopt$PNPIPE_IFINDEX(0xffffffffffffffff, 0x113, 0x2, &(0x7f0000000680)=0x0, &(0x7f00000006c0)=0x4) (rerun: 32) sendmsg$ETHTOOL_MSG_TSINFO_GET(r11, &(0x7f0000000840)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000800)={&(0x7f0000000700)={0xfc, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@HEADER={0x4c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'bridge_slave_0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'xfrm0\x00'}]}, @HEADER={0x64, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r12}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r7}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'geneve0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r14}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'sit0\x00'}]}, @HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}]}, @HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r15}]}, @HEADER={0x20, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'wg0\x00'}]}]}, 0xfc}, 0x1, 0x0, 0x0, 0x40000}, 0x0) (async, rerun: 32) sendmsg$MPTCP_PM_CMD_FLUSH_ADDRS(r5, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)=ANY=[@ANYBLOB='n\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="000127bd7000fedbdf25040000000800020003000000080002000400000008000200060000000800020001000000080002000700000008000300040000001c00018008000700", @ANYRES32=r7, @ANYBLOB="ff00020004000000060005004e210000"], 0x60}, 0x1, 0x0, 0x0, 0x10}, 0x8000) (rerun: 32) 17:52:02 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xec03, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:02 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, 0x0, 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) [ 1030.273442][T20453] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap308 [ 1030.291204][T20453] batman_adv: batadv0: Adding interface: gretap308 [ 1030.302105][T20453] batman_adv: batadv0: The MTU of interface gretap308 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1030.328442][T20453] batman_adv: batadv0: Not using interface gretap308 (retrying later): interface not active 17:52:02 executing program 0: pipe2(&(0x7f00000087c0)={0xffffffffffffffff}, 0x0) connect$vsock_stream(r0, 0x0, 0xfffffffffffffe29) 17:52:02 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:02 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) (async) r1 = openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x6a0000, 0x0) ioctl$VT_RESIZE(r1, 0x5609, &(0x7f0000000180)={0x72a}) setsockopt$inet6_MCAST_MSFILTER(0xffffffffffffffff, 0x29, 0x30, &(0x7f0000000000)=ANY=[@ANYRESOCT=r1], 0x390) (async) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r2, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r3}) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r3, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) (async) r5 = fcntl$dupfd(r4, 0x0, r4) setsockopt$IPT_SO_SET_REPLACE(r5, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) (async) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r3}) r6 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000080), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000100)={'vxcan1\x00', 0x0}) r8 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r8, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r8, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r9}) (async) r10 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r9, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) (async) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000000880)={0xfc52, 0x1, 0x2, 0x8}, &(0x7f00000008c0)=0x10) r11 = fcntl$dupfd(r10, 0x0, r10) setsockopt$IPT_SO_SET_REPLACE(r11, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) (async) ioctl$sock_inet6_SIOCADDRT(r11, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r9}) getsockopt$PNPIPE_IFINDEX(r5, 0x113, 0x2, &(0x7f0000000600)=0x0, &(0x7f0000000640)=0x4) (async) r13 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r13, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r13, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x0, 0x0, 0x9, 0x0, 0x6, 0x0, r14}) getsockopt$PNPIPE_IFINDEX(0xffffffffffffffff, 0x113, 0x2, &(0x7f0000000680)=0x0, &(0x7f00000006c0)=0x4) sendmsg$ETHTOOL_MSG_TSINFO_GET(r11, &(0x7f0000000840)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000800)={&(0x7f0000000700)={0xfc, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@HEADER={0x4c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'bridge_slave_0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'xfrm0\x00'}]}, @HEADER={0x64, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r12}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r7}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'geneve0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r14}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'sit0\x00'}]}, @HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}]}, @HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r15}]}, @HEADER={0x20, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'wg0\x00'}]}]}, 0xfc}, 0x1, 0x0, 0x0, 0x40000}, 0x0) (async) sendmsg$MPTCP_PM_CMD_FLUSH_ADDRS(r5, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)=ANY=[@ANYBLOB='n\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="000127bd7000fedbdf25040000000800020003000000080002000400000008000200060000000800020001000000080002000700000008000300040000001c00018008000700", @ANYRES32=r7, @ANYBLOB="ff00020004000000060005004e210000"], 0x60}, 0x1, 0x0, 0x0, 0x10}, 0x8000) 17:52:02 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xee00, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:02 executing program 0: socketpair(0x2c, 0x3, 0x7, &(0x7f0000000580)) 17:52:03 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:03 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x3f00, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) [ 1031.197621][T20472] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap309 [ 1031.216140][T20472] batman_adv: batadv0: Adding interface: gretap309 [ 1031.226783][T20472] batman_adv: batadv0: The MTU of interface gretap309 is too small (1462) 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. [ 1031.253236][T20472] batman_adv: batadv0: Not using interface gretap309 (retrying later): interface not active 17:52:03 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCNXCL(r1, 0x540d) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000000)=ANY=[], 0x390) 17:52:03 executing program 0: bpf$PROG_LOAD_XDP(0x5, &(0x7f0000001bc0)={0x1b, 0x3, &(0x7f00000008c0)=@framed, &(0x7f0000000940)='syzkaller\x00', 0x3, 0x1000, &(0x7f0000000980)=""/4096, 0x0, 0x0, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) 17:52:03 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:03 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r4 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0xc) setuid(r5) lstat(&(0x7f0000000100)='./file1\x00', &(0x7f0000002940)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r7 = openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x6a0000, 0x0) ioctl$VT_RESIZE(r7, 0x5609, &(0x7f0000000180)={0x72a}) r8 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$VT_RESIZE(r8, 0x5609, &(0x7f0000000180)={0x3}) ioctl$TCSETSF(r8, 0x5404, &(0x7f0000000080)={0x39, 0x7ff, 0x1, 0x1, 0x0, "86785adbff776e48d1076b6613d61a999bea48"}) r9 = landlock_create_ruleset(&(0x7f0000002c40)={0xa}, 0x8, 0x0) r10 = openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x6a0000, 0x0) ioctl$VT_RESIZE(r10, 0x5609, &(0x7f0000000180)={0x72a}) r11 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCGETD(r11, 0x5424, &(0x7f0000000140)) ioctl$KDSIGACCEPT(r11, 0x4b4e, 0x21) r12 = socket$bt_cmtp(0x1f, 0x3, 0x5) r13 = inotify_init() r14 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCGETD(r14, 0x5424, &(0x7f0000000140)) ioctl$KDSIGACCEPT(r14, 0x4b4e, 0x21) sendmmsg$unix(0xffffffffffffffff, &(0x7f0000002d40)=[{{&(0x7f0000000180)=@abs={0x0, 0x0, 0x4e20}, 0x6e, &(0x7f0000000080)=[{&(0x7f0000000200)="7337840b170f422ae8ba710cd9372cfedf6f804e6f3d51dd6a99ba96c32a7798d9a8e0191db72d2303da2180a9f888e267d2c14ded2d61c46d88546b21e8588d32abe7104ab10ab87fcf3ccd072b809e2c717cd2f206d5438fea82e58ef0d2e8948144e90f4fe6200cc343d417c737916ae326bf7735aaf909da20aa5f01cec6993a4ce13392f8fc037b69d359b75a04191a201da3eaf7f4eb51e0952ad20a70afa2c56bedec210106", 0xa9}, {&(0x7f00000002c0)="3e499efdd37a1a563be1c639aa1d0f02d682e9bbfd8c728feac6fbc1c037f22735415a021906dca3f81ef2c12878dbc82f767987d2aea04755b2b2cdabd2257a5899756569784e3e4a6aa68cc561f365a0eb1f4144922c0990ee35", 0x5b}], 0x2, &(0x7f0000000440)=[@cred={{0x1c}}], 0x20, 0x40000}}, {{&(0x7f00000005c0)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000000880)=[{&(0x7f0000000640)="bfc4dbc1e4a26fbbd8c89a9c20c51b6c8984c5e7843cb2df446c1863630dae0ac5a1a7016971eeb2b955f096f07c6ba14abe824c19e5cfcfb57dada9f8e5867fc8649e332a411b5aa5dc8a2a79737e99ecdbfa684fbbee6c573e38c97066965925152b04a66b524e45b01c19e0d930db67b3c191a59ba7a8edda30a3a2e1629ad6ad54912ba4117a0f777791a60a2a0f7649ea79afc656baebe0fd3847570523bceb351f36", 0xa5}, {&(0x7f0000000700)="b4ea0851329d0d01dad7d3a958179fdfbe4b06a00925db03bf337e4dbdf49220ee855b7642aa7436da056f4a5e441dadde117210b34d1f8da22c579c59e73cdfe74ee4884dbb610d6c1186ae36fcb2552609003a8cb5bc6c89a437e659111520c8c610eb680389a7c94a0634d8bc2f03f7cf4b916f30ae060ac026c6cd4520b06cfd16c025dd54623a22130b189803781b111075d7921c3ec9fc0ddac41185bdb94800ba0ded7febd4a4a6fa5f6344fc34e632719370800e86e33794019b597dc2a447749c1e4ac5629f803d9f323504c4bb975ed133864449317d6b6b25492cd43bd2dee518fde7bf2ef99652675955f33ca9", 0xf3}, {&(0x7f0000000800)="aac085318bd70a7174ce25f5edf75376087faf97ee96f8dca1390fb09a3b0267e9496b084e80c96f8c1a3dc93ddcd7d9f7cb9ce8a56d0763acf200984e9a6f5591217221afb247b9c4d2", 0x4a}], 0x3, &(0x7f0000000a40)=[@cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, r6}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee01}}}], 0x80, 0x80}}, {{&(0x7f0000000ac0)=@abs={0x1, 0x0, 0x4e22}, 0x6e, &(0x7f0000000c80)=[{0xfffffffffffffffc}, {&(0x7f0000000b40)="2c84673e78ff3dde874dac31c96b83a9ccb8b1a24dbc75f1e567d0f20f38a10b3f3211d90691e6ff87e1", 0x2a}, {&(0x7f0000000b80)="71c782b63133ecc421dc6eabeb412ef16683a5856246d3294de9f3d1c02193d7ba4e60", 0x23}, {&(0x7f0000000bc0)="0325a0c146a9ac458d4bfd56a9af1d524d8ec3fd49ceda5debc25b8a35d60a5c9b9e2786e91f6dee14b1a38f2589c03de5aac77d8a8862b4c1b359ee6a319ebd5aa8de69d2e662cc999ee710ac8fe3beb6d0b7", 0x53}, {&(0x7f0000000c40)="b13b846089cb0d572b22268d46cdf809a1382f4c2ca647fa29", 0x19}], 0x5, 0x0, 0x0, 0x800}}, {{&(0x7f0000000d00)=@abs={0x1, 0x0, 0x4e21}, 0x6e, &(0x7f0000000e40)=[{&(0x7f0000000d80)="86a62c1e2fbba7a281f7b9a8b75ed0b9277baf5707f102a27f9d9bdbe30fbc67542a88da40f85b579598af371a078e798a307ee2281236392380d56b5a6b72314b52981617b45013e9c58e484317a11bc9375b1861bac96a79da4236452dcbb1ee181cc3f1740f0b47ab7eef53431bedaa89e827f8b1890141e0fcbb515f3734542a92cc330812934055ed5c2abf2039e879bfde07a5ad64d94a68d767820b5deced9614", 0xa4}], 0x1, &(0x7f0000001100)=ANY=[@ANYBLOB="1c000000000000001800000002000000", @ANYRES32, @ANYRES32, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="5ec26807540507f928b20000010000534f96d000", @ANYRES32=r1, @ANYRES32, @ANYRES32, @ANYBLOB='\x00\x00\x00\x00'], 0x60, 0x20048890}}, {{&(0x7f0000001180)=@abs={0x1, 0x0, 0x4e21}, 0x6e, &(0x7f0000001280)=[{&(0x7f0000001200)="fd9481f56f6c35a5c080a09a3b319adeb80aab40611d01889f652887db6ef6b0c4331b6a460e9a662c3aa2a3897ac4c16b448e61f3e3d25121307288f966685a50b72417a9f2c7825bfd1c61e3d956378685002112d81e2edaba5dd10046f6b41bfba43c888a6a37d25eda296c6fc74c3e77dc7339d9cd86", 0x78}, {&(0x7f0000001580)="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", 0x1000}], 0x2, &(0x7f0000001340)=[@cred={{0x1c}}], 0x20, 0x4c0}}, {{&(0x7f0000001380)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000002840)=[{&(0x7f0000001400)="7e05c3b08ebad9d811a0f6307d24661a5ef07269ddede840d89e667ed6c20719eb148bbf4d6c4ac3b45ac5e04f0df5cf9930cd37bcf6e7e81dbe9a073c8c2d5f9b97ea498b4fd0", 0x47}, {&(0x7f0000001480)="1c05bcd7f0ef9b26dc33edc224e040576fa48a8736133774a25a1a497e030308c34a874b15dcf9bceb75bdad88bd05ea9750804fb21db3120bcb2afa9b50764047031d4da0b38111af72bc157cb6f98f9a03408311c46eba88625f61d67f29cdb3f3360f5b442811f8c1e6de3d557e8c3a5d7a910b9d2f2e180d1f42388c45922f08c2c3114ca7afd3", 0x89}, {&(0x7f0000002580)="d98c23be7d67abaf97c0d80b4346afaa02dcc1eadcd063393cd7327270fd26aab6acd9e9a1d8a5422f2f70af306a4a3d04c79aae27c4eb7851ca01102dff9adf4d2cd5c73b1fe36932e2a8517a011ce810250c8de82948cb31bbbda3802c55c577cb016defd7858bd06aa19257b857a1f5f27478e383a0d045dd50433b309818ec4727de16bbe274f463643b1ab0a9864eed48ee8a0f2a96801e32174f82da24fdc1c8c4f4ec4d76cfdf856d5d729393f83f39d4ec11cd825ea70e655510524b550027b886ce8546734ec1dedd4e971796", 0xd1}, {&(0x7f0000002680)}, {&(0x7f00000026c0)="463781dc1c126dbcb1e10c5392d85855fadc53a1bc801eadafba42038f68e4d6e494d7fc56fa017a4fcae2d228bc3df3cd209b75f1e5467be1ba5de1b498176f82477676eff4f93bf70db0b9c3406ec54330ff14cc5cc375b9a465b0eb0e06", 0x5f}, {&(0x7f0000002740)="a305a4741f06baa8a9c652ecc9d78e11dd0ad565597eaa6ad7afcb649face43f", 0x20}, {&(0x7f0000002780)="b4205221b0162a8b1e8042ddadd717995866a147949c5e4a7cf52c6a72e61eaca2e30dafd016de534ec163a018c3e314f4caea72f0fee71d0f94df488e5353d7a4f89d91c7278caf6d61d132af6b32bed79def24e8b21b8ea543f94245680f52a41a697a7b15fed4dc299efbe2fa3ef9afe15f22005f8944bd43a676360e749e11ca11bbf7d67ef4ba81c0955a6ef57e762db63ab5e51416dc5fa46b", 0x9c}], 0x7, &(0x7f00000029c0)=[@cred={{0x1c, 0x1, 0x2, {0x0, r5, r6}}}], 0x20, 0x4}}, {{&(0x7f0000002a00)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000002c00)=[{&(0x7f0000002a80)="f65be15df4264139f55cea02e5a008b567640ed6de8c9583b5c5e2315e1686d8ef9c3f138f8273951bcb32237a8e18ea0dc910d7b9a667e3fe583809e426694ca47e5f650e15f61195ec2ddf1e7a249019c2efcde42e22a4678d6e2e6d603aeb834112b686eb1a77504ddaa9b8901408a26e59a056ec91684ef2c20f9c4a694ec7ee1fdf86d60e9515309701dee8b29da1793a0c077416508c5d04181937e7d2bac36f3c1eebfa0222febb8fc681cea135534a0ede42c690ba0597e701fca307603f158d9faf700af2c158f67cbd5c4ceebdfb683135714eb533fc089e430d3aa3b904", 0xe3}, {&(0x7f0000002b80)="0fdfcdb0d936c906c2b961c42845e50100015f7f5944c512f4c730701c1c3ea3358bb3a0fc3ec521d0a0d83c6c72e9e889fc23b107a62fda25f0e929ece1bd5eb79d6eb5ea3a574d13c8a1899dc27935ac307575a21ee6", 0x57}], 0x2, &(0x7f0000000340)=ANY=[@ANYBLOB="1c000000000000000100000001000000", @ANYRES32=r3, @ANYRES32=r7, @ANYRES32=r8, @ANYBLOB="00040000300000000000000001000000010000004c01c653af74ac61c4fd8bc56ec31eb95a5739c2f9a0bfe2fe27d2084ebb2e209b7337e2f73229533f6db108", @ANYRES32=r9, @ANYRES32=r0, @ANYRES32=r10, @ANYRES32=r3, @ANYRES32=r3, @ANYRES32=r3, @ANYRES32=r11, @ANYRES32, @ANYBLOB="20000000000000000100000001000000", @ANYRES32=r1, @ANYRES32=r12, @ANYRES32=r3, @ANYRES32=r13, @ANYBLOB="20000000000000000100000001000000", @ANYRES32=r2, @ANYRES32=r0, @ANYRES32=r2, @ANYRES32=r14], 0x90, 0x40004}}], 0x7, 0x40891) r15 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r15, 0x12) 17:52:03 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCNXCL(r1, 0x540d) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000000)=ANY=[], 0x390) (async) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000000)=ANY=[], 0x390) 17:52:03 executing program 0: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) read$FUSE(r0, &(0x7f00000000c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_DIRENTPLUS(r0, &(0x7f00000042c0)={0xb0, 0x0, r1, [{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xee01}}, {0x0, 0x0, 0x5, 0x0, '*},)['}}]}, 0xb0) 17:52:04 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xee03, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:04 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:04 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x2c, 0x0, 0x0) 17:52:04 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCNXCL(r1, 0x540d) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000000)=ANY=[], 0x390) socket$inet6_tcp(0xa, 0x1, 0x0) (async) syz_open_dev$tty1(0xc, 0x4, 0x1) (async) ioctl$TIOCNXCL(r1, 0x540d) (async) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000000)=ANY=[], 0x390) (async) 17:52:04 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x5c00, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) [ 1032.455860][T20499] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap310 [ 1032.473796][T20499] batman_adv: batadv0: Adding interface: gretap310 [ 1032.480526][T20499] batman_adv: batadv0: The MTU of interface gretap310 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 17:52:04 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) [ 1032.506490][T20499] batman_adv: batadv0: Not using interface gretap310 (retrying later): interface not active 17:52:04 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000001c0)={{{@in=@dev, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x2}}, {{@in=@multicast1}, 0x0, @in6=@rand_addr=' \x01\x00'}}, 0xa8) 17:52:04 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x6a0000, 0x0) openat$ttynull(0xffffffffffffff9c, &(0x7f0000000000), 0x8000, 0x0) r1 = openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x6a0000, 0x0) setsockopt$inet6_tcp_TLS_RX(r0, 0x6, 0x2, &(0x7f0000000080)=@gcm_256={{0x303}, "f459d0263026019e", "46ca1446f1ae1c6b800ae6c9f3585d8de0b9504e513209811cde348d9403923a", "0e932f92", "2fadda78f32d8fed"}, 0x38) ioctl$VT_RESIZE(r1, 0x5609, &(0x7f0000000180)={0x72a}) r2 = accept4$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @loopback}, &(0x7f0000000140)=0x1c, 0x800) ioctl$F2FS_IOC_DEFRAGMENT(r2, 0xc010f508, &(0x7f00000001c0)={0xffffffffffffffff, 0xfff}) ioctl$VT_RESIZE(r1, 0x5609, &(0x7f0000000040)={0x72a}) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000000)=ANY=[], 0x390) 17:52:05 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r4 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0xc) setuid(r5) (async) lstat(&(0x7f0000000100)='./file1\x00', &(0x7f0000002940)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) (async) r7 = openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x6a0000, 0x0) ioctl$VT_RESIZE(r7, 0x5609, &(0x7f0000000180)={0x72a}) r8 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$VT_RESIZE(r8, 0x5609, &(0x7f0000000180)={0x3}) (async) ioctl$TCSETSF(r8, 0x5404, &(0x7f0000000080)={0x39, 0x7ff, 0x1, 0x1, 0x0, "86785adbff776e48d1076b6613d61a999bea48"}) (async) r9 = landlock_create_ruleset(&(0x7f0000002c40)={0xa}, 0x8, 0x0) (async) r10 = openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x6a0000, 0x0) ioctl$VT_RESIZE(r10, 0x5609, &(0x7f0000000180)={0x72a}) (async) r11 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCGETD(r11, 0x5424, &(0x7f0000000140)) (async) ioctl$KDSIGACCEPT(r11, 0x4b4e, 0x21) (async) r12 = socket$bt_cmtp(0x1f, 0x3, 0x5) r13 = inotify_init() r14 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCGETD(r14, 0x5424, &(0x7f0000000140)) ioctl$KDSIGACCEPT(r14, 0x4b4e, 0x21) sendmmsg$unix(0xffffffffffffffff, &(0x7f0000002d40)=[{{&(0x7f0000000180)=@abs={0x0, 0x0, 0x4e20}, 0x6e, &(0x7f0000000080)=[{&(0x7f0000000200)="7337840b170f422ae8ba710cd9372cfedf6f804e6f3d51dd6a99ba96c32a7798d9a8e0191db72d2303da2180a9f888e267d2c14ded2d61c46d88546b21e8588d32abe7104ab10ab87fcf3ccd072b809e2c717cd2f206d5438fea82e58ef0d2e8948144e90f4fe6200cc343d417c737916ae326bf7735aaf909da20aa5f01cec6993a4ce13392f8fc037b69d359b75a04191a201da3eaf7f4eb51e0952ad20a70afa2c56bedec210106", 0xa9}, {&(0x7f00000002c0)="3e499efdd37a1a563be1c639aa1d0f02d682e9bbfd8c728feac6fbc1c037f22735415a021906dca3f81ef2c12878dbc82f767987d2aea04755b2b2cdabd2257a5899756569784e3e4a6aa68cc561f365a0eb1f4144922c0990ee35", 0x5b}], 0x2, &(0x7f0000000440)=[@cred={{0x1c}}], 0x20, 0x40000}}, {{&(0x7f00000005c0)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000000880)=[{&(0x7f0000000640)="bfc4dbc1e4a26fbbd8c89a9c20c51b6c8984c5e7843cb2df446c1863630dae0ac5a1a7016971eeb2b955f096f07c6ba14abe824c19e5cfcfb57dada9f8e5867fc8649e332a411b5aa5dc8a2a79737e99ecdbfa684fbbee6c573e38c97066965925152b04a66b524e45b01c19e0d930db67b3c191a59ba7a8edda30a3a2e1629ad6ad54912ba4117a0f777791a60a2a0f7649ea79afc656baebe0fd3847570523bceb351f36", 0xa5}, {&(0x7f0000000700)="b4ea0851329d0d01dad7d3a958179fdfbe4b06a00925db03bf337e4dbdf49220ee855b7642aa7436da056f4a5e441dadde117210b34d1f8da22c579c59e73cdfe74ee4884dbb610d6c1186ae36fcb2552609003a8cb5bc6c89a437e659111520c8c610eb680389a7c94a0634d8bc2f03f7cf4b916f30ae060ac026c6cd4520b06cfd16c025dd54623a22130b189803781b111075d7921c3ec9fc0ddac41185bdb94800ba0ded7febd4a4a6fa5f6344fc34e632719370800e86e33794019b597dc2a447749c1e4ac5629f803d9f323504c4bb975ed133864449317d6b6b25492cd43bd2dee518fde7bf2ef99652675955f33ca9", 0xf3}, {&(0x7f0000000800)="aac085318bd70a7174ce25f5edf75376087faf97ee96f8dca1390fb09a3b0267e9496b084e80c96f8c1a3dc93ddcd7d9f7cb9ce8a56d0763acf200984e9a6f5591217221afb247b9c4d2", 0x4a}], 0x3, &(0x7f0000000a40)=[@cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, r6}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee01}}}], 0x80, 0x80}}, {{&(0x7f0000000ac0)=@abs={0x1, 0x0, 0x4e22}, 0x6e, &(0x7f0000000c80)=[{0xfffffffffffffffc}, {&(0x7f0000000b40)="2c84673e78ff3dde874dac31c96b83a9ccb8b1a24dbc75f1e567d0f20f38a10b3f3211d90691e6ff87e1", 0x2a}, {&(0x7f0000000b80)="71c782b63133ecc421dc6eabeb412ef16683a5856246d3294de9f3d1c02193d7ba4e60", 0x23}, {&(0x7f0000000bc0)="0325a0c146a9ac458d4bfd56a9af1d524d8ec3fd49ceda5debc25b8a35d60a5c9b9e2786e91f6dee14b1a38f2589c03de5aac77d8a8862b4c1b359ee6a319ebd5aa8de69d2e662cc999ee710ac8fe3beb6d0b7", 0x53}, {&(0x7f0000000c40)="b13b846089cb0d572b22268d46cdf809a1382f4c2ca647fa29", 0x19}], 0x5, 0x0, 0x0, 0x800}}, {{&(0x7f0000000d00)=@abs={0x1, 0x0, 0x4e21}, 0x6e, &(0x7f0000000e40)=[{&(0x7f0000000d80)="86a62c1e2fbba7a281f7b9a8b75ed0b9277baf5707f102a27f9d9bdbe30fbc67542a88da40f85b579598af371a078e798a307ee2281236392380d56b5a6b72314b52981617b45013e9c58e484317a11bc9375b1861bac96a79da4236452dcbb1ee181cc3f1740f0b47ab7eef53431bedaa89e827f8b1890141e0fcbb515f3734542a92cc330812934055ed5c2abf2039e879bfde07a5ad64d94a68d767820b5deced9614", 0xa4}], 0x1, &(0x7f0000001100)=ANY=[@ANYBLOB="1c000000000000001800000002000000", @ANYRES32, @ANYRES32, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="5ec26807540507f928b20000010000534f96d000", @ANYRES32=r1, @ANYRES32, @ANYRES32, @ANYBLOB='\x00\x00\x00\x00'], 0x60, 0x20048890}}, {{&(0x7f0000001180)=@abs={0x1, 0x0, 0x4e21}, 0x6e, &(0x7f0000001280)=[{&(0x7f0000001200)="fd9481f56f6c35a5c080a09a3b319adeb80aab40611d01889f652887db6ef6b0c4331b6a460e9a662c3aa2a3897ac4c16b448e61f3e3d25121307288f966685a50b72417a9f2c7825bfd1c61e3d956378685002112d81e2edaba5dd10046f6b41bfba43c888a6a37d25eda296c6fc74c3e77dc7339d9cd86", 0x78}, {&(0x7f0000001580)="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", 0x1000}], 0x2, &(0x7f0000001340)=[@cred={{0x1c}}], 0x20, 0x4c0}}, {{&(0x7f0000001380)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000002840)=[{&(0x7f0000001400)="7e05c3b08ebad9d811a0f6307d24661a5ef07269ddede840d89e667ed6c20719eb148bbf4d6c4ac3b45ac5e04f0df5cf9930cd37bcf6e7e81dbe9a073c8c2d5f9b97ea498b4fd0", 0x47}, {&(0x7f0000001480)="1c05bcd7f0ef9b26dc33edc224e040576fa48a8736133774a25a1a497e030308c34a874b15dcf9bceb75bdad88bd05ea9750804fb21db3120bcb2afa9b50764047031d4da0b38111af72bc157cb6f98f9a03408311c46eba88625f61d67f29cdb3f3360f5b442811f8c1e6de3d557e8c3a5d7a910b9d2f2e180d1f42388c45922f08c2c3114ca7afd3", 0x89}, {&(0x7f0000002580)="d98c23be7d67abaf97c0d80b4346afaa02dcc1eadcd063393cd7327270fd26aab6acd9e9a1d8a5422f2f70af306a4a3d04c79aae27c4eb7851ca01102dff9adf4d2cd5c73b1fe36932e2a8517a011ce810250c8de82948cb31bbbda3802c55c577cb016defd7858bd06aa19257b857a1f5f27478e383a0d045dd50433b309818ec4727de16bbe274f463643b1ab0a9864eed48ee8a0f2a96801e32174f82da24fdc1c8c4f4ec4d76cfdf856d5d729393f83f39d4ec11cd825ea70e655510524b550027b886ce8546734ec1dedd4e971796", 0xd1}, {&(0x7f0000002680)}, {&(0x7f00000026c0)="463781dc1c126dbcb1e10c5392d85855fadc53a1bc801eadafba42038f68e4d6e494d7fc56fa017a4fcae2d228bc3df3cd209b75f1e5467be1ba5de1b498176f82477676eff4f93bf70db0b9c3406ec54330ff14cc5cc375b9a465b0eb0e06", 0x5f}, {&(0x7f0000002740)="a305a4741f06baa8a9c652ecc9d78e11dd0ad565597eaa6ad7afcb649face43f", 0x20}, {&(0x7f0000002780)="b4205221b0162a8b1e8042ddadd717995866a147949c5e4a7cf52c6a72e61eaca2e30dafd016de534ec163a018c3e314f4caea72f0fee71d0f94df488e5353d7a4f89d91c7278caf6d61d132af6b32bed79def24e8b21b8ea543f94245680f52a41a697a7b15fed4dc299efbe2fa3ef9afe15f22005f8944bd43a676360e749e11ca11bbf7d67ef4ba81c0955a6ef57e762db63ab5e51416dc5fa46b", 0x9c}], 0x7, &(0x7f00000029c0)=[@cred={{0x1c, 0x1, 0x2, {0x0, r5, r6}}}], 0x20, 0x4}}, {{&(0x7f0000002a00)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000002c00)=[{&(0x7f0000002a80)="f65be15df4264139f55cea02e5a008b567640ed6de8c9583b5c5e2315e1686d8ef9c3f138f8273951bcb32237a8e18ea0dc910d7b9a667e3fe583809e426694ca47e5f650e15f61195ec2ddf1e7a249019c2efcde42e22a4678d6e2e6d603aeb834112b686eb1a77504ddaa9b8901408a26e59a056ec91684ef2c20f9c4a694ec7ee1fdf86d60e9515309701dee8b29da1793a0c077416508c5d04181937e7d2bac36f3c1eebfa0222febb8fc681cea135534a0ede42c690ba0597e701fca307603f158d9faf700af2c158f67cbd5c4ceebdfb683135714eb533fc089e430d3aa3b904", 0xe3}, {&(0x7f0000002b80)="0fdfcdb0d936c906c2b961c42845e50100015f7f5944c512f4c730701c1c3ea3358bb3a0fc3ec521d0a0d83c6c72e9e889fc23b107a62fda25f0e929ece1bd5eb79d6eb5ea3a574d13c8a1899dc27935ac307575a21ee6", 0x57}], 0x2, &(0x7f0000000340)=ANY=[@ANYBLOB="1c000000000000000100000001000000", @ANYRES32=r3, @ANYRES32=r7, @ANYRES32=r8, @ANYBLOB="00040000300000000000000001000000010000004c01c653af74ac61c4fd8bc56ec31eb95a5739c2f9a0bfe2fe27d2084ebb2e209b7337e2f73229533f6db108", @ANYRES32=r9, @ANYRES32=r0, @ANYRES32=r10, @ANYRES32=r3, @ANYRES32=r3, @ANYRES32=r3, @ANYRES32=r11, @ANYRES32, @ANYBLOB="20000000000000000100000001000000", @ANYRES32=r1, @ANYRES32=r12, @ANYRES32=r3, @ANYRES32=r13, @ANYBLOB="20000000000000000100000001000000", @ANYRES32=r2, @ANYRES32=r0, @ANYRES32=r2, @ANYRES32=r14], 0x90, 0x40004}}], 0x7, 0x40891) (async) r15 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) (async) write$cgroup_pid(r3, &(0x7f0000001540)=r15, 0x12) 17:52:05 executing program 0: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000002bc0), 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(r0, 0x40045402, &(0x7f0000002c00)) 17:52:05 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:05 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xee11, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:05 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x6a0000, 0x0) (async) openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x6a0000, 0x0) openat$ttynull(0xffffffffffffff9c, &(0x7f0000000000), 0x8000, 0x0) (async) openat$ttynull(0xffffffffffffff9c, &(0x7f0000000000), 0x8000, 0x0) r1 = openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x6a0000, 0x0) setsockopt$inet6_tcp_TLS_RX(r0, 0x6, 0x2, &(0x7f0000000080)=@gcm_256={{0x303}, "f459d0263026019e", "46ca1446f1ae1c6b800ae6c9f3585d8de0b9504e513209811cde348d9403923a", "0e932f92", "2fadda78f32d8fed"}, 0x38) ioctl$VT_RESIZE(r1, 0x5609, &(0x7f0000000180)={0x72a}) accept4$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @loopback}, &(0x7f0000000140)=0x1c, 0x800) (async) r2 = accept4$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @loopback}, &(0x7f0000000140)=0x1c, 0x800) ioctl$F2FS_IOC_DEFRAGMENT(r2, 0xc010f508, &(0x7f00000001c0)={0xffffffffffffffff, 0xfff}) ioctl$VT_RESIZE(r1, 0x5609, &(0x7f0000000040)={0x72a}) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000000)=ANY=[], 0x390) 17:52:05 executing program 0: r0 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) ioctl$sock_qrtr_TIOCINQ(r0, 0x5421, 0x0) [ 1033.501997][T20525] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap311 [ 1033.519940][T20525] batman_adv: batadv0: Adding interface: gretap311 [ 1033.526937][T20525] batman_adv: batadv0: The MTU of interface gretap311 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 17:52:05 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, 0x0) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) [ 1033.553057][T20525] batman_adv: batadv0: Not using interface gretap311 (retrying later): interface not active 17:52:05 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x60ff, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:05 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) (async) openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x6a0000, 0x0) (async) openat$ttynull(0xffffffffffffff9c, &(0x7f0000000000), 0x8000, 0x0) (async) r1 = openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x6a0000, 0x0) setsockopt$inet6_tcp_TLS_RX(r0, 0x6, 0x2, &(0x7f0000000080)=@gcm_256={{0x303}, "f459d0263026019e", "46ca1446f1ae1c6b800ae6c9f3585d8de0b9504e513209811cde348d9403923a", "0e932f92", "2fadda78f32d8fed"}, 0x38) (async) ioctl$VT_RESIZE(r1, 0x5609, &(0x7f0000000180)={0x72a}) r2 = accept4$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @loopback}, &(0x7f0000000140)=0x1c, 0x800) ioctl$F2FS_IOC_DEFRAGMENT(r2, 0xc010f508, &(0x7f00000001c0)={0xffffffffffffffff, 0xfff}) (async) ioctl$VT_RESIZE(r1, 0x5609, &(0x7f0000000040)={0x72a}) (async) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000000)=ANY=[], 0x390) 17:52:05 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_ipv4_tunnel_SIOCDELTUNNEL(r0, 0x89f2, &(0x7f0000000240)={'sit0\x00', &(0x7f0000000180)={'gretap0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, {{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}}}}) 17:52:06 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, 0x0) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:06 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xef11, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1034.420293][T20553] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap312 [ 1034.438081][T20553] batman_adv: batadv0: Adding interface: gretap312 [ 1034.445787][T20553] batman_adv: batadv0: The MTU of interface gretap312 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1034.471693][T20553] batman_adv: batadv0: Not using interface gretap312 (retrying later): interface not active 17:52:06 executing program 0: bpf$PROG_LOAD_XDP(0x5, &(0x7f0000001bc0)={0x6, 0x3, &(0x7f00000008c0)=@framed, &(0x7f0000000940)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x3}, 0x80) 17:52:06 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000ff0000000a004e2100000001ff"], 0x390) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x4, 0x9, 0x0, 0x0, 0x0, r2}) stat(&(0x7f00000004c0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000080)={{{@in6=@ipv4={'\x00', '\xff\xff', @local}, @in=@loopback, 0x4e23, 0x0, 0x4e20, 0x8000, 0x3, 0x20, 0x0, 0x3b, r2, r3}, {0x8, 0x0, 0x1, 0x1, 0x3, 0x1, 0x98, 0x100000001}, {0xdce, 0x3f, 0x6, 0x7}, 0x7, 0x0, 0x2, 0x0, 0x0, 0x1}, {{@in6=@mcast1, 0x4d2, 0x6c}, 0x2, @in=@multicast2, 0x0, 0x3, 0x1, 0x80, 0x3, 0x0, 0x5}}, 0xe8) 17:52:06 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, 0x0) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:06 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) (async) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r4 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0xc) setuid(r5) lstat(&(0x7f0000000100)='./file1\x00', &(0x7f0000002940)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r7 = openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x6a0000, 0x0) ioctl$VT_RESIZE(r7, 0x5609, &(0x7f0000000180)={0x72a}) (async) ioctl$VT_RESIZE(r7, 0x5609, &(0x7f0000000180)={0x72a}) r8 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$VT_RESIZE(r8, 0x5609, &(0x7f0000000180)={0x3}) ioctl$TCSETSF(r8, 0x5404, &(0x7f0000000080)={0x39, 0x7ff, 0x1, 0x1, 0x0, "86785adbff776e48d1076b6613d61a999bea48"}) (async) ioctl$TCSETSF(r8, 0x5404, &(0x7f0000000080)={0x39, 0x7ff, 0x1, 0x1, 0x0, "86785adbff776e48d1076b6613d61a999bea48"}) r9 = landlock_create_ruleset(&(0x7f0000002c40)={0xa}, 0x8, 0x0) r10 = openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x6a0000, 0x0) ioctl$VT_RESIZE(r10, 0x5609, &(0x7f0000000180)={0x72a}) syz_open_dev$tty1(0xc, 0x4, 0x1) (async) r11 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCGETD(r11, 0x5424, &(0x7f0000000140)) ioctl$KDSIGACCEPT(r11, 0x4b4e, 0x21) r12 = socket$bt_cmtp(0x1f, 0x3, 0x5) r13 = inotify_init() syz_open_dev$tty1(0xc, 0x4, 0x1) (async) r14 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCGETD(r14, 0x5424, &(0x7f0000000140)) (async) ioctl$TIOCGETD(r14, 0x5424, &(0x7f0000000140)) ioctl$KDSIGACCEPT(r14, 0x4b4e, 0x21) sendmmsg$unix(0xffffffffffffffff, &(0x7f0000002d40)=[{{&(0x7f0000000180)=@abs={0x0, 0x0, 0x4e20}, 0x6e, &(0x7f0000000080)=[{&(0x7f0000000200)="7337840b170f422ae8ba710cd9372cfedf6f804e6f3d51dd6a99ba96c32a7798d9a8e0191db72d2303da2180a9f888e267d2c14ded2d61c46d88546b21e8588d32abe7104ab10ab87fcf3ccd072b809e2c717cd2f206d5438fea82e58ef0d2e8948144e90f4fe6200cc343d417c737916ae326bf7735aaf909da20aa5f01cec6993a4ce13392f8fc037b69d359b75a04191a201da3eaf7f4eb51e0952ad20a70afa2c56bedec210106", 0xa9}, {&(0x7f00000002c0)="3e499efdd37a1a563be1c639aa1d0f02d682e9bbfd8c728feac6fbc1c037f22735415a021906dca3f81ef2c12878dbc82f767987d2aea04755b2b2cdabd2257a5899756569784e3e4a6aa68cc561f365a0eb1f4144922c0990ee35", 0x5b}], 0x2, &(0x7f0000000440)=[@cred={{0x1c}}], 0x20, 0x40000}}, {{&(0x7f00000005c0)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000000880)=[{&(0x7f0000000640)="bfc4dbc1e4a26fbbd8c89a9c20c51b6c8984c5e7843cb2df446c1863630dae0ac5a1a7016971eeb2b955f096f07c6ba14abe824c19e5cfcfb57dada9f8e5867fc8649e332a411b5aa5dc8a2a79737e99ecdbfa684fbbee6c573e38c97066965925152b04a66b524e45b01c19e0d930db67b3c191a59ba7a8edda30a3a2e1629ad6ad54912ba4117a0f777791a60a2a0f7649ea79afc656baebe0fd3847570523bceb351f36", 0xa5}, {&(0x7f0000000700)="b4ea0851329d0d01dad7d3a958179fdfbe4b06a00925db03bf337e4dbdf49220ee855b7642aa7436da056f4a5e441dadde117210b34d1f8da22c579c59e73cdfe74ee4884dbb610d6c1186ae36fcb2552609003a8cb5bc6c89a437e659111520c8c610eb680389a7c94a0634d8bc2f03f7cf4b916f30ae060ac026c6cd4520b06cfd16c025dd54623a22130b189803781b111075d7921c3ec9fc0ddac41185bdb94800ba0ded7febd4a4a6fa5f6344fc34e632719370800e86e33794019b597dc2a447749c1e4ac5629f803d9f323504c4bb975ed133864449317d6b6b25492cd43bd2dee518fde7bf2ef99652675955f33ca9", 0xf3}, {&(0x7f0000000800)="aac085318bd70a7174ce25f5edf75376087faf97ee96f8dca1390fb09a3b0267e9496b084e80c96f8c1a3dc93ddcd7d9f7cb9ce8a56d0763acf200984e9a6f5591217221afb247b9c4d2", 0x4a}], 0x3, &(0x7f0000000a40)=[@cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, r6}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee01}}}], 0x80, 0x80}}, {{&(0x7f0000000ac0)=@abs={0x1, 0x0, 0x4e22}, 0x6e, &(0x7f0000000c80)=[{0xfffffffffffffffc}, {&(0x7f0000000b40)="2c84673e78ff3dde874dac31c96b83a9ccb8b1a24dbc75f1e567d0f20f38a10b3f3211d90691e6ff87e1", 0x2a}, {&(0x7f0000000b80)="71c782b63133ecc421dc6eabeb412ef16683a5856246d3294de9f3d1c02193d7ba4e60", 0x23}, {&(0x7f0000000bc0)="0325a0c146a9ac458d4bfd56a9af1d524d8ec3fd49ceda5debc25b8a35d60a5c9b9e2786e91f6dee14b1a38f2589c03de5aac77d8a8862b4c1b359ee6a319ebd5aa8de69d2e662cc999ee710ac8fe3beb6d0b7", 0x53}, {&(0x7f0000000c40)="b13b846089cb0d572b22268d46cdf809a1382f4c2ca647fa29", 0x19}], 0x5, 0x0, 0x0, 0x800}}, {{&(0x7f0000000d00)=@abs={0x1, 0x0, 0x4e21}, 0x6e, &(0x7f0000000e40)=[{&(0x7f0000000d80)="86a62c1e2fbba7a281f7b9a8b75ed0b9277baf5707f102a27f9d9bdbe30fbc67542a88da40f85b579598af371a078e798a307ee2281236392380d56b5a6b72314b52981617b45013e9c58e484317a11bc9375b1861bac96a79da4236452dcbb1ee181cc3f1740f0b47ab7eef53431bedaa89e827f8b1890141e0fcbb515f3734542a92cc330812934055ed5c2abf2039e879bfde07a5ad64d94a68d767820b5deced9614", 0xa4}], 0x1, &(0x7f0000001100)=ANY=[@ANYBLOB="1c000000000000001800000002000000", @ANYRES32, @ANYRES32, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="5ec26807540507f928b20000010000534f96d000", @ANYRES32=r1, @ANYRES32, @ANYRES32, @ANYBLOB='\x00\x00\x00\x00'], 0x60, 0x20048890}}, {{&(0x7f0000001180)=@abs={0x1, 0x0, 0x4e21}, 0x6e, &(0x7f0000001280)=[{&(0x7f0000001200)="fd9481f56f6c35a5c080a09a3b319adeb80aab40611d01889f652887db6ef6b0c4331b6a460e9a662c3aa2a3897ac4c16b448e61f3e3d25121307288f966685a50b72417a9f2c7825bfd1c61e3d956378685002112d81e2edaba5dd10046f6b41bfba43c888a6a37d25eda296c6fc74c3e77dc7339d9cd86", 0x78}, {&(0x7f0000001580)="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0x1000}], 0x2, &(0x7f0000001340)=[@cred={{0x1c}}], 0x20, 0x4c0}}, {{&(0x7f0000001380)=@file={0x1, './file0\x00'}, 0x6e, &(0x7f0000002840)=[{&(0x7f0000001400)="7e05c3b08ebad9d811a0f6307d24661a5ef07269ddede840d89e667ed6c20719eb148bbf4d6c4ac3b45ac5e04f0df5cf9930cd37bcf6e7e81dbe9a073c8c2d5f9b97ea498b4fd0", 0x47}, {&(0x7f0000001480)="1c05bcd7f0ef9b26dc33edc224e040576fa48a8736133774a25a1a497e030308c34a874b15dcf9bceb75bdad88bd05ea9750804fb21db3120bcb2afa9b50764047031d4da0b38111af72bc157cb6f98f9a03408311c46eba88625f61d67f29cdb3f3360f5b442811f8c1e6de3d557e8c3a5d7a910b9d2f2e180d1f42388c45922f08c2c3114ca7afd3", 0x89}, {&(0x7f0000002580)="d98c23be7d67abaf97c0d80b4346afaa02dcc1eadcd063393cd7327270fd26aab6acd9e9a1d8a5422f2f70af306a4a3d04c79aae27c4eb7851ca01102dff9adf4d2cd5c73b1fe36932e2a8517a011ce810250c8de82948cb31bbbda3802c55c577cb016defd7858bd06aa19257b857a1f5f27478e383a0d045dd50433b309818ec4727de16bbe274f463643b1ab0a9864eed48ee8a0f2a96801e32174f82da24fdc1c8c4f4ec4d76cfdf856d5d729393f83f39d4ec11cd825ea70e655510524b550027b886ce8546734ec1dedd4e971796", 0xd1}, {&(0x7f0000002680)}, {&(0x7f00000026c0)="463781dc1c126dbcb1e10c5392d85855fadc53a1bc801eadafba42038f68e4d6e494d7fc56fa017a4fcae2d228bc3df3cd209b75f1e5467be1ba5de1b498176f82477676eff4f93bf70db0b9c3406ec54330ff14cc5cc375b9a465b0eb0e06", 0x5f}, {&(0x7f0000002740)="a305a4741f06baa8a9c652ecc9d78e11dd0ad565597eaa6ad7afcb649face43f", 0x20}, {&(0x7f0000002780)="b4205221b0162a8b1e8042ddadd717995866a147949c5e4a7cf52c6a72e61eaca2e30dafd016de534ec163a018c3e314f4caea72f0fee71d0f94df488e5353d7a4f89d91c7278caf6d61d132af6b32bed79def24e8b21b8ea543f94245680f52a41a697a7b15fed4dc299efbe2fa3ef9afe15f22005f8944bd43a676360e749e11ca11bbf7d67ef4ba81c0955a6ef57e762db63ab5e51416dc5fa46b", 0x9c}], 0x7, &(0x7f00000029c0)=[@cred={{0x1c, 0x1, 0x2, {0x0, r5, r6}}}], 0x20, 0x4}}, {{&(0x7f0000002a00)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000002c00)=[{&(0x7f0000002a80)="f65be15df4264139f55cea02e5a008b567640ed6de8c9583b5c5e2315e1686d8ef9c3f138f8273951bcb32237a8e18ea0dc910d7b9a667e3fe583809e426694ca47e5f650e15f61195ec2ddf1e7a249019c2efcde42e22a4678d6e2e6d603aeb834112b686eb1a77504ddaa9b8901408a26e59a056ec91684ef2c20f9c4a694ec7ee1fdf86d60e9515309701dee8b29da1793a0c077416508c5d04181937e7d2bac36f3c1eebfa0222febb8fc681cea135534a0ede42c690ba0597e701fca307603f158d9faf700af2c158f67cbd5c4ceebdfb683135714eb533fc089e430d3aa3b904", 0xe3}, {&(0x7f0000002b80)="0fdfcdb0d936c906c2b961c42845e50100015f7f5944c512f4c730701c1c3ea3358bb3a0fc3ec521d0a0d83c6c72e9e889fc23b107a62fda25f0e929ece1bd5eb79d6eb5ea3a574d13c8a1899dc27935ac307575a21ee6", 0x57}], 0x2, &(0x7f0000000340)=ANY=[@ANYBLOB="1c000000000000000100000001000000", @ANYRES32=r3, @ANYRES32=r7, @ANYRES32=r8, @ANYBLOB="00040000300000000000000001000000010000004c01c653af74ac61c4fd8bc56ec31eb95a5739c2f9a0bfe2fe27d2084ebb2e209b7337e2f73229533f6db108", @ANYRES32=r9, @ANYRES32=r0, @ANYRES32=r10, @ANYRES32=r3, @ANYRES32=r3, @ANYRES32=r3, @ANYRES32=r11, @ANYRES32, @ANYBLOB="20000000000000000100000001000000", @ANYRES32=r1, @ANYRES32=r12, @ANYRES32=r3, @ANYRES32=r13, @ANYBLOB="20000000000000000100000001000000", @ANYRES32=r2, @ANYRES32=r0, @ANYRES32=r2, @ANYRES32=r14], 0x90, 0x40004}}], 0x7, 0x40891) r15 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r15, 0x12) (async) write$cgroup_pid(r3, &(0x7f0000001540)=r15, 0x12) 17:52:06 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xf003, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:06 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x1000000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) [ 1034.976758][T20563] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap313 [ 1034.994653][T20563] batman_adv: batadv0: Adding interface: gretap313 [ 1035.001463][T20563] batman_adv: batadv0: The MTU of interface gretap313 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1035.031319][T20563] batman_adv: batadv0: Not using interface gretap313 (retrying later): interface not active 17:52:07 executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000380)={'batadv_slave_0\x00'}) 17:52:07 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:07 executing program 3: socket$inet6_tcp(0xa, 0x1, 0x0) (async) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000ff0000000a004e2100000001ff"], 0x390) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x4, 0x9, 0x0, 0x0, 0x0, r2}) stat(&(0x7f00000004c0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000080)={{{@in6=@ipv4={'\x00', '\xff\xff', @local}, @in=@loopback, 0x4e23, 0x0, 0x4e20, 0x8000, 0x3, 0x20, 0x0, 0x3b, r2, r3}, {0x8, 0x0, 0x1, 0x1, 0x3, 0x1, 0x98, 0x100000001}, {0xdce, 0x3f, 0x6, 0x7}, 0x7, 0x0, 0x2, 0x0, 0x0, 0x1}, {{@in6=@mcast1, 0x4d2, 0x6c}, 0x2, @in=@multicast2, 0x0, 0x3, 0x1, 0x80, 0x3, 0x0, 0x5}}, 0xe8) (async) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000080)={{{@in6=@ipv4={'\x00', '\xff\xff', @local}, @in=@loopback, 0x4e23, 0x0, 0x4e20, 0x8000, 0x3, 0x20, 0x0, 0x3b, r2, r3}, {0x8, 0x0, 0x1, 0x1, 0x3, 0x1, 0x98, 0x100000001}, {0xdce, 0x3f, 0x6, 0x7}, 0x7, 0x0, 0x2, 0x0, 0x0, 0x1}, {{@in6=@mcast1, 0x4d2, 0x6c}, 0x2, @in=@multicast2, 0x0, 0x3, 0x1, 0x80, 0x3, 0x0, 0x5}}, 0xe8) 17:52:07 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000540)={{{@in6=@remote, @in6=@private1}}, {{@in=@broadcast}, 0x0, @in=@local}}, 0xe8) 17:52:07 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xf203, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:07 executing program 0: syz_usb_connect(0x0, 0x2cc, &(0x7f0000000680)={{0x12, 0x1, 0x0, 0x6c, 0x8a, 0x7f, 0x0, 0x19d2, 0x62, 0x9838, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x2ba, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x8, 0xff, 0xff, 0xff, 0x0, [], [{{0x9, 0x5, 0x3, 0x8, 0x20, 0xe1, 0x7, 0x4a, [@generic={0x18, 0xe, "451ca741799be8f5601c2bc25d9413b6343a0d03814d"}]}}, {{0x9, 0x5, 0x4, 0x0, 0x400, 0x1, 0xb7, 0x13, [@uac_iso={0x7, 0x25, 0x1, 0x0, 0x7, 0x3f}]}}, {{0x9, 0x5, 0x1, 0x4, 0x400, 0x4, 0x0, 0x9, [@uac_iso={0x7, 0x25, 0x1, 0x0, 0xee, 0x7}, @generic={0xf6, 0xa, "59a34bd559df512118cf934a6053629aaa861a2144857498b8c162a87c3c9bfcc96a273c76d12fa1da4a05cb9b8c5ac42adbb5ad05d7d186287ae7310b6119961a9bf6dd1ffc789718d2a643d5e3ecc2d39fb1eac90549438b170a7dc9b732f8d19fe4338303904873cc442d962f0d53f8cdd1fa6a81ce17807cb5774f3fe623e68f3cc3c04be674f312f8823b167084a8a146f535dc2ddbc66ecf81d1760b383f9d3ee59a79d261894a4f4dc9a902153e1b0bd550cd2df31ad96b9373e1e559eff8e28193dbf2f10ff7cb63d696690f57cc18e2b38690da8d4585a517734fe7affb5b45404d9c413641bb149fd43863dbaf130b"}]}}, {{0x9, 0x5, 0xb, 0x2, 0x20, 0x79, 0xc5, 0xd1, [@generic={0x7d, 0x23, "40d283fe92c69dcb90818c12842cdafb9846bc44c62862c28e18383409f74943e77143cb6559bc8ec1868c393776ba8cbe52f471e343c6de94709f4d335c0e22a3c07783b3acd2ea87502809df808e873be4a1377de1085e4dcdeec1af4cbe1e96fcbc3c828b8c6d259b138ee4a2c21b92123ece54ce94224fd3b7"}, @generic={0x5b, 0xff21a64f99c6e40d, "67c45a1f13decab533ae7aeb9e3b683303c0f61a757cc8febecda39e033408ba689fd16a657d4b0f7e04aafcb8472bc5a97a0429e8548571a3775ab4107b5e9b63b5df877c14385f64ab8f5c8ff7292897433ba169c80494d6"}]}}, {{0x9, 0x5, 0x0, 0x0, 0x0, 0x2, 0xf6, 0x7, [@generic={0x5e, 0x31, "930ec034cf1c54b4d366808f42a4cd3c7a98258af2f8eacb6a1f304f5a1d1bd01f023d01f641e91265d8121f15347f419d1b15041eed2dd771894fddd5d5b9133009274e503564dfad27bb00a195f7b9a9bee1bb0827458aabe9f9a5"}]}}, {{0x9, 0x5, 0x4, 0x2, 0x10, 0x40, 0xe0, 0x0, [@uac_iso={0x7, 0x25, 0x1, 0x0, 0x2, 0x100}, @uac_iso={0x7, 0x25, 0x1, 0x2, 0x81, 0x4}]}}, {{0x9, 0x5, 0x3, 0x10, 0x8, 0x6, 0x80, 0xfb}}, {{0x9, 0x5, 0xf, 0x0, 0x3ff, 0x7, 0x2, 0x1}}]}}]}}]}}, &(0x7f0000001000)={0xa, &(0x7f0000000d80)={0xa, 0x6, 0x310, 0x3f, 0x4, 0x1, 0x20, 0x6}, 0x10, &(0x7f0000000dc0)={0x5, 0xf, 0x10, 0x1, [@wireless={0xb, 0x10, 0x1, 0x2, 0x1, 0x20, 0x7, 0x400, 0x7}]}, 0x4, [{0x4, &(0x7f0000000e00)=@lang_id={0x4, 0x3, 0x1009}}, {0xf0, &(0x7f0000000e40)=@string={0xf0, 0x3, "6c839abab04f3c37d825480a5e1af3607cf8c6672aacdde5e92ceee07fc92d57ee6df8270184349a28c585c585fe76d5e7b77229ca458c1ebe6f4920aee5a6c19e28bd142d10e6aea26a0684801902aebafe2e0af27612eb690f79c206b5f559db1bc503cc2b5a62a6f8c15be07367ff6323cbc6de797fd08b144210816a42a79294fa88cd1aa026c94db39569d36f50610239685c75b6f9eac68aecfdb0dcaa8c9f600986b916bcd0ced63242fc2683b04461d253ef66d04b48a19f2db800f84a805529371bd440daf1537eecd1d9863744ecc429364796004412f76a614f37f10117994b1a77ffdbc6a385ec29"}}, {0x4, &(0x7f0000000f40)=@lang_id={0x4, 0x3, 0xc0a}}, {0x67, &(0x7f0000000f80)=@string={0x67, 0x3, "bfb505c14ee7da40f55855db9a5118c793f74a0dfafccd14107c44cab22233da952de4d6e8b71acef79449bd321aaf7a96447d1f2557aadc1778a4111c68a4644e91a202399d79ca570feeaa107db3f367a250fc9c30809301268f386c1d77154036664acb"}}]}) 17:52:07 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000ff0000000a004e2100000001ff"], 0x390) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x4, 0x9, 0x0, 0x0, 0x0, r2}) stat(&(0x7f00000004c0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000080)={{{@in6=@ipv4={'\x00', '\xff\xff', @local}, @in=@loopback, 0x4e23, 0x0, 0x4e20, 0x8000, 0x3, 0x20, 0x0, 0x3b, r2, r3}, {0x8, 0x0, 0x1, 0x1, 0x3, 0x1, 0x98, 0x100000001}, {0xdce, 0x3f, 0x6, 0x7}, 0x7, 0x0, 0x2, 0x0, 0x0, 0x1}, {{@in6=@mcast1, 0x4d2, 0x6c}, 0x2, @in=@multicast2, 0x0, 0x3, 0x1, 0x80, 0x3, 0x0, 0x5}}, 0xe8) socket$inet6_tcp(0xa, 0x1, 0x0) (async) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000ff0000000a004e2100000001ff"], 0x390) (async) socket$inet6_tcp(0xa, 0x1, 0x0) (async) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00'}) (async) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x4, 0x9, 0x0, 0x0, 0x0, r2}) (async) stat(&(0x7f00000004c0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', &(0x7f0000000000)) (async) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000080)={{{@in6=@ipv4={'\x00', '\xff\xff', @local}, @in=@loopback, 0x4e23, 0x0, 0x4e20, 0x8000, 0x3, 0x20, 0x0, 0x3b, r2, r3}, {0x8, 0x0, 0x1, 0x1, 0x3, 0x1, 0x98, 0x100000001}, {0xdce, 0x3f, 0x6, 0x7}, 0x7, 0x0, 0x2, 0x0, 0x0, 0x1}, {{@in6=@mcast1, 0x4d2, 0x6c}, 0x2, @in=@multicast2, 0x0, 0x3, 0x1, 0x80, 0x3, 0x0, 0x5}}, 0xe8) (async) 17:52:07 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) [ 1035.812964][T20586] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap314 [ 1035.835347][T20586] batman_adv: batadv0: Adding interface: gretap314 [ 1035.842098][T20586] batman_adv: batadv0: The MTU of interface gretap314 is too small (1462) 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. [ 1035.868119][T20586] batman_adv: batadv0: Not using interface gretap314 (retrying later): interface not active [ 1036.192543][ T1527] usb 1-1: new high-speed USB device number 45 using dummy_hcd [ 1036.383423][ T1527] usb 1-1: device descriptor read/64, error 18 17:52:08 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r4 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup.cpu/syz0\x00', 0x200002, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) 17:52:08 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x2000000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:08 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:08 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000), 0x406400, 0x0) r2 = dup3(0xffffffffffffffff, r1, 0x80000) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r3, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x4, 0x9, 0x0, 0x0, 0x0, r4}) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r5, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x0, 0x0, 0x9, 0x0, 0x6, 0x0, r6}) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r7, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) getpeername$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @random}, &(0x7f0000000140)=0x14) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={@mcast2, @private0={0xfc, 0x0, '\x00', 0x1}, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', 0x0, 0x0, 0x0, 0x0, 0x101, 0x41c000a, r9}) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r8}) r10 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r8, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r11 = fcntl$dupfd(r10, 0x0, r10) setsockopt$IPT_SO_SET_REPLACE(r11, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r11, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r8}) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f0000000000)={@private0={0xfc, 0x0, '\x00', 0x1}, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', @mcast1, 0x4, 0x101, 0x216, 0x500, 0x20, 0x100004, r8}) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000000)={@local, @private1, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x6, 0x9, 0x0, 0x180, 0x4c4, 0x400010, r8}) ioctl$sock_inet6_SIOCDELRT(r3, 0x890c, &(0x7f00000001c0)={@private1={0xfc, 0x1, '\x00', 0x1}, @empty, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0xfffffffd, 0x100, 0x3, 0x400, 0x4, 0x6340000}) ioctl$LOOP_GET_STATUS64(r2, 0x4c05, &(0x7f0000000080)) openat$cgroup_ro(r1, &(0x7f0000000180)='cpuacct.usage_percpu_user\x00', 0x0, 0x0) ioctl$sock_inet6_tcp_SIOCOUTQNSD(r1, 0x894b, &(0x7f0000000040)) [ 1036.652570][ T1527] usb 1-1: new high-speed USB device number 46 using dummy_hcd 17:52:08 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00'}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, 0x0) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) [ 1036.842643][ T1527] usb 1-1: device descriptor read/64, error 18 17:52:09 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000), 0x406400, 0x0) r2 = dup3(0xffffffffffffffff, r1, 0x80000) (async) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r3, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x4, 0x9, 0x0, 0x0, 0x0, r4}) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r5, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x0, 0x0, 0x9, 0x0, 0x6, 0x0, r6}) (async) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r7, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) (async) getpeername$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @random}, &(0x7f0000000140)=0x14) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={@mcast2, @private0={0xfc, 0x0, '\x00', 0x1}, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', 0x0, 0x0, 0x0, 0x0, 0x101, 0x41c000a, r9}) (async) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r8}) (async) r10 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r8, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r11 = fcntl$dupfd(r10, 0x0, r10) setsockopt$IPT_SO_SET_REPLACE(r11, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) (async) ioctl$sock_inet6_SIOCADDRT(r11, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r8}) (async) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f0000000000)={@private0={0xfc, 0x0, '\x00', 0x1}, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', @mcast1, 0x4, 0x101, 0x216, 0x500, 0x20, 0x100004, r8}) (async) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000000)={@local, @private1, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x6, 0x9, 0x0, 0x180, 0x4c4, 0x400010, r8}) ioctl$sock_inet6_SIOCDELRT(r3, 0x890c, &(0x7f00000001c0)={@private1={0xfc, 0x1, '\x00', 0x1}, @empty, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0xfffffffd, 0x100, 0x3, 0x400, 0x4, 0x6340000}) ioctl$LOOP_GET_STATUS64(r2, 0x4c05, &(0x7f0000000080)) (async) openat$cgroup_ro(r1, &(0x7f0000000180)='cpuacct.usage_percpu_user\x00', 0x0, 0x0) (async) ioctl$sock_inet6_tcp_SIOCOUTQNSD(r1, 0x894b, &(0x7f0000000040)) [ 1036.963268][ T1527] usb usb1-port1: attempt power cycle 17:52:09 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xf602, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1037.373351][ T1527] usb 1-1: new high-speed USB device number 47 using dummy_hcd [ 1037.415408][T20619] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap315 [ 1037.433143][T20619] batman_adv: batadv0: Adding interface: gretap315 [ 1037.439853][T20619] batman_adv: batadv0: The MTU of interface gretap315 is too small (1462) 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. 17:52:09 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00'}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, 0x0) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:09 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x3000000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) [ 1037.470277][T20619] batman_adv: batadv0: Not using interface gretap315 (retrying later): interface not active [ 1037.563968][ T1527] usb 1-1: Invalid ep0 maxpacket: 0 [ 1037.723299][ T1527] usb 1-1: new high-speed USB device number 48 using dummy_hcd [ 1037.813480][ T1527] usb 1-1: Invalid ep0 maxpacket: 0 [ 1037.823505][ T1527] usb usb1-port1: unable to enumerate USB device 17:52:10 executing program 0: syz_open_procfs$namespace(0xffffffffffffffff, &(0x7f00000007c0)='ns/pid\x00') accept4$vsock_stream(0xffffffffffffffff, 0x0, 0x0, 0x0) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, 0x0, 0x0) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, 0x0) socketpair(0x0, 0x0, 0x0, 0x0) 17:52:10 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) (async, rerun: 32) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000), 0x406400, 0x0) (rerun: 32) r2 = dup3(0xffffffffffffffff, r1, 0x80000) (async) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r3, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x4, 0x9, 0x0, 0x0, 0x0, r4}) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r5, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f00000002c0)={@private1, @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x0, 0x0, 0x9, 0x0, 0x6, 0x0, r6}) (async) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r7, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) (async, rerun: 32) getpeername$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @random}, &(0x7f0000000140)=0x14) (rerun: 32) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000180)={@mcast2, @private0={0xfc, 0x0, '\x00', 0x1}, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', 0x0, 0x0, 0x0, 0x0, 0x101, 0x41c000a, r9}) (async, rerun: 64) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r8}) (async, rerun: 64) r10 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r8, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) (async, rerun: 64) r11 = fcntl$dupfd(r10, 0x0, r10) (rerun: 64) setsockopt$IPT_SO_SET_REPLACE(r11, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r11, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r8}) (async) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f0000000000)={@private0={0xfc, 0x0, '\x00', 0x1}, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', @mcast1, 0x4, 0x101, 0x216, 0x500, 0x20, 0x100004, r8}) ioctl$sock_inet6_SIOCADDRT(r3, 0x890b, &(0x7f0000000000)={@local, @private1, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x6, 0x9, 0x0, 0x180, 0x4c4, 0x400010, r8}) (async) ioctl$sock_inet6_SIOCDELRT(r3, 0x890c, &(0x7f00000001c0)={@private1={0xfc, 0x1, '\x00', 0x1}, @empty, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0xfffffffd, 0x100, 0x3, 0x400, 0x4, 0x6340000}) (async) ioctl$LOOP_GET_STATUS64(r2, 0x4c05, &(0x7f0000000080)) (async) openat$cgroup_ro(r1, &(0x7f0000000180)='cpuacct.usage_percpu_user\x00', 0x0, 0x0) (async, rerun: 64) ioctl$sock_inet6_tcp_SIOCOUTQNSD(r1, 0x894b, &(0x7f0000000040)) (rerun: 64) 17:52:10 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00'}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, 0x0) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:10 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xf603, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:11 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r4 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup.cpu/syz0\x00', 0x200002, 0x0) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup.cpu/syz0\x00', 0x200002, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) (async) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) 17:52:11 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x4000000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) [ 1039.089905][T20638] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap316 [ 1039.112699][T20638] batman_adv: batadv0: Adding interface: gretap316 [ 1039.119520][T20638] batman_adv: batadv0: The MTU of interface gretap316 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1039.145418][T20638] batman_adv: batadv0: Not using interface gretap316 (retrying later): interface not active 17:52:11 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:11 executing program 0: openat$cuse(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) times(&(0x7f0000000000)) 17:52:11 executing program 3: setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000000000)={0x0, @in={{0x2, 0x4e24, @empty}}, 0x0, 0x74a, 0x7, 0x7, 0x23, 0x7ff}, 0x9c) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$AUTOFS_DEV_IOCTL_TIMEOUT(0xffffffffffffffff, 0xc018937a, &(0x7f0000000100)={{0x1, 0x1, 0x18, r0}, './file0\x00'}) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0xbc8d, @empty, 0x1}, 0x1c) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000140)=ANY=[@ANYBLOB="68ee40f227e57956f5cc38d3d501ff000000"], 0x390) 17:52:11 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xfa01, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:11 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:11 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000001c0)={{{@in=@dev, @in6=@remote}, {}, {}, 0x0, 0x0, 0x0, 0x2}, {{@in=@multicast1}, 0x0, @in6=@rand_addr=' \x01\x00'}}, 0xe8) [ 1039.893860][T20659] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap317 [ 1039.911583][T20659] batman_adv: batadv0: Adding interface: gretap317 [ 1039.918483][T20659] batman_adv: batadv0: The MTU of interface gretap317 is too small (1462) 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. 17:52:12 executing program 3: setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000000000)={0x0, @in={{0x2, 0x4e24, @empty}}, 0x0, 0x74a, 0x7, 0x7, 0x23, 0x7ff}, 0x9c) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$AUTOFS_DEV_IOCTL_TIMEOUT(0xffffffffffffffff, 0xc018937a, &(0x7f0000000100)={{0x1, 0x1, 0x18, r0}, './file0\x00'}) (async) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0xbc8d, @empty, 0x1}, 0x1c) (async) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000140)=ANY=[@ANYBLOB="68ee40f227e57956f5cc38d3d501ff000000"], 0x390) [ 1039.944333][T20659] batman_adv: batadv0: Not using interface gretap317 (retrying later): interface not active 17:52:12 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x5000000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:12 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async, rerun: 64) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) (rerun: 64) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) r4 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup.cpu/syz0\x00', 0x200002, 0x0) (async, rerun: 32) pipe2(0x0, 0x0) (rerun: 32) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) 17:52:12 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:12 executing program 0: syz_io_uring_setup(0x60aa, &(0x7f0000000200), &(0x7f0000fec000/0x14000)=nil, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000000280), 0x0) syz_io_uring_setup(0x3a46, &(0x7f0000000100)={0x0, 0xaad2, 0x8}, &(0x7f0000ff4000/0x2000)=nil, &(0x7f0000ff2000/0x3000)=nil, &(0x7f00000001c0), &(0x7f0000000400)) 17:52:12 executing program 3: setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000000000)={0x0, @in={{0x2, 0x4e24, @empty}}, 0x0, 0x74a, 0x7, 0x7, 0x23, 0x7ff}, 0x9c) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$AUTOFS_DEV_IOCTL_TIMEOUT(0xffffffffffffffff, 0xc018937a, &(0x7f0000000100)={{0x1, 0x1, 0x18, r0}, './file0\x00'}) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e21, 0xbc8d, @empty, 0x1}, 0x1c) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000140)=ANY=[@ANYBLOB="68ee40f227e57956f5cc38d3d501ff000000"], 0x390) (async) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000140)=ANY=[@ANYBLOB="68ee40f227e57956f5cc38d3d501ff000000"], 0x390) 17:52:12 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xfa03, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:12 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00'}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:12 executing program 3: setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x5, {{0xa, 0x4e24, 0x8f0, @dev={0xfe, 0x80, '\x00', 0x30}}}}, 0x88) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) socket(0x27, 0x5, 0x7fffffff) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="f2fe00004e2100000101ff"], 0x390) 17:52:12 executing program 0: semtimedop(0x0, &(0x7f0000000500)=[{0x0, 0xffff}, {}], 0x2, &(0x7f0000000540)={0x0, 0x3938700}) [ 1040.958049][T20688] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap318 [ 1040.975979][T20688] batman_adv: batadv0: Adding interface: gretap318 [ 1040.982799][T20688] batman_adv: batadv0: The MTU of interface gretap318 is too small (1462) 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. [ 1041.008737][T20688] batman_adv: batadv0: Not using interface gretap318 (retrying later): interface not active 17:52:13 executing program 3: setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x5, {{0xa, 0x4e24, 0x8f0, @dev={0xfe, 0x80, '\x00', 0x30}}}}, 0x88) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) (async) socket(0x27, 0x5, 0x7fffffff) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="f2fe00004e2100000101ff"], 0x390) 17:52:13 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x6000000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:13 executing program 0: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) getsockopt$inet6_mtu(r0, 0x29, 0x17, 0x0, 0x0) 17:52:13 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00'}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:13 executing program 3: setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x5, {{0xa, 0x4e24, 0x8f0, @dev={0xfe, 0x80, '\x00', 0x30}}}}, 0x88) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) socket(0x27, 0x5, 0x7fffffff) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="f2fe00004e2100000101ff"], 0x390) setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000000)={0x5, {{0xa, 0x4e24, 0x8f0, @dev={0xfe, 0x80, '\x00', 0x30}}}}, 0x88) (async) socket$inet6_tcp(0xa, 0x1, 0x0) (async) socket(0x27, 0x5, 0x7fffffff) (async) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="f2fe00004e2100000101ff"], 0x390) (async) 17:52:13 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xfa14, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:13 executing program 0: r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000880), 0x0, 0x0) bind$bt_rfcomm(r0, 0x0, 0x0) 17:52:13 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet6(0xa, 0x3, 0x3c) connect$inet6(r3, &(0x7f0000000180)={0xa, 0x0, 0x0, @mcast1, 0x5}, 0x1c) setsockopt$inet6_int(r3, 0x29, 0x24, &(0x7f0000000140)=0x1, 0x4) setsockopt$inet6_IPV6_RTHDRDSTOPTS(r3, 0x29, 0x37, &(0x7f0000000000), 0x8) io_setup(0x3, &(0x7f0000000080)=0x0) io_submit(r4, 0x1, &(0x7f0000000280)=[&(0x7f00000000c0)={0x982f00000000b819, 0x0, 0x0, 0x1, 0x0, r3, 0x0, 0x7e}]) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r2, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) openat$cgroup_ro(r7, &(0x7f00000001c0)='cgroup.kill\x00', 0x0, 0x0) r8 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r9 = openat$cgroup_procs(r8, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r10 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f0000000100)={&(0x7f0000000080)=[0x7, 0x3, 0x9be, 0x4, 0x5842fce0, 0x2, 0x100], 0x7, 0x80800, 0x0, 0xffffffffffffffff}) write$cgroup_freezer_state(r11, &(0x7f0000000180)='FROZEN\x00', 0x7) write$cgroup_pid(r9, &(0x7f0000001540)=r10, 0x12) 17:52:13 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00'}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) [ 1041.998031][T20712] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap319 [ 1042.016167][T20712] batman_adv: batadv0: Adding interface: gretap319 [ 1042.023385][T20712] batman_adv: batadv0: The MTU of interface gretap319 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1042.049369][T20712] batman_adv: batadv0: Not using interface gretap319 (retrying later): interface not active 17:52:14 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$sock_timeval(r0, 0x1, 0x43, &(0x7f0000000040)={0x77359400}, 0x10) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) setsockopt$inet6_int(r0, 0x29, 0x16, &(0x7f0000000000)=0x5d0b, 0x4) 17:52:14 executing program 0: r0 = openat$random(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) ioctl$RNDADDTOENTCNT(r0, 0x40045201, &(0x7f0000000040)) 17:52:14 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x7000000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:14 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, 0x0, 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:14 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xfb14, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:14 executing program 3: socket$inet6_tcp(0xa, 0x1, 0x0) (async) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$sock_timeval(r0, 0x1, 0x43, &(0x7f0000000040)={0x77359400}, 0x10) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) setsockopt$inet6_int(r0, 0x29, 0x16, &(0x7f0000000000)=0x5d0b, 0x4) 17:52:14 executing program 0: bpf$PROG_LOAD_XDP(0xa, &(0x7f0000001bc0)={0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) [ 1042.810794][T20738] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap320 [ 1042.828633][T20738] batman_adv: batadv0: Adding interface: gretap320 [ 1042.835526][T20738] batman_adv: batadv0: The MTU of interface gretap320 is too small (1462) 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. 17:52:14 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$sock_timeval(r0, 0x1, 0x43, &(0x7f0000000040)={0x77359400}, 0x10) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) (async) setsockopt$inet6_int(r0, 0x29, 0x16, &(0x7f0000000000)=0x5d0b, 0x4) 17:52:14 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, 0x0, 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) [ 1042.861440][T20738] batman_adv: batadv0: Not using interface gretap320 (retrying later): interface not active 17:52:15 executing program 0: keyctl$KEYCTL_CAPABILITIES(0x1f, &(0x7f00000000c0)=""/181, 0xb5) 17:52:15 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet6(0xa, 0x3, 0x3c) connect$inet6(r3, &(0x7f0000000180)={0xa, 0x0, 0x0, @mcast1, 0x5}, 0x1c) setsockopt$inet6_int(r3, 0x29, 0x24, &(0x7f0000000140)=0x1, 0x4) (async) setsockopt$inet6_int(r3, 0x29, 0x24, &(0x7f0000000140)=0x1, 0x4) setsockopt$inet6_IPV6_RTHDRDSTOPTS(r3, 0x29, 0x37, &(0x7f0000000000), 0x8) (async) setsockopt$inet6_IPV6_RTHDRDSTOPTS(r3, 0x29, 0x37, &(0x7f0000000000), 0x8) io_setup(0x3, &(0x7f0000000080)=0x0) io_submit(r4, 0x1, &(0x7f0000000280)=[&(0x7f00000000c0)={0x982f00000000b819, 0x0, 0x0, 0x1, 0x0, r3, 0x0, 0x7e}]) (async) io_submit(r4, 0x1, &(0x7f0000000280)=[&(0x7f00000000c0)={0x982f00000000b819, 0x0, 0x0, 0x1, 0x0, r3, 0x0, 0x7e}]) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r2, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) (async) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) (async) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) (async) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) openat$cgroup_ro(r7, &(0x7f00000001c0)='cgroup.kill\x00', 0x0, 0x0) r8 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r9 = openat$cgroup_procs(r8, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r10 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f0000000100)={&(0x7f0000000080)=[0x7, 0x3, 0x9be, 0x4, 0x5842fce0, 0x2, 0x100], 0x7, 0x80800}) (async) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f0000000100)={&(0x7f0000000080)=[0x7, 0x3, 0x9be, 0x4, 0x5842fce0, 0x2, 0x100], 0x7, 0x80800, 0x0, 0xffffffffffffffff}) write$cgroup_freezer_state(r11, &(0x7f0000000180)='FROZEN\x00', 0x7) write$cgroup_pid(r9, &(0x7f0000001540)=r10, 0x12) 17:52:15 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, 0x0, 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:15 executing program 0: syz_usb_connect(0x0, 0x24, &(0x7f0000000640)={{0x12, 0x1, 0x0, 0xe6, 0xea, 0xd, 0x20, 0x403, 0xe0f6, 0xde4c, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0xaa, 0x0, 0xf9, 0x62, 0xab}}]}}]}}, 0x0) 17:52:15 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r2, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r4 = fcntl$dupfd(r3, 0x0, r3) setsockopt$IPT_SO_SET_REPLACE(r4, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r2}) setsockopt$inet6_tcp_TCP_ULP(r4, 0x6, 0x1f, &(0x7f0000000000), 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) r5 = signalfd4(r4, &(0x7f0000000100)={[0x6]}, 0x8, 0x800) ioctl$sock_ipv4_tunnel_SIOCDELTUNNEL(r4, 0x89f2, &(0x7f0000000240)={'syztnl1\x00', &(0x7f0000000180)={'syztnl1\x00', r2, 0x10, 0x20, 0xfffff5ee, 0x7, {{0x25, 0x4, 0x1, 0x7, 0x94, 0x64, 0x0, 0x81, 0x4, 0x0, @broadcast, @initdev={0xac, 0x1e, 0x1, 0x0}, {[@generic={0x88, 0x3, "df"}, @timestamp_prespec={0x44, 0x1c, 0x6a, 0x3, 0x7, [{@local, 0x5}, {@empty, 0x4}, {@initdev={0xac, 0x1e, 0x1, 0x0}, 0xa495}]}, @ra={0x94, 0x4, 0x1}, @timestamp={0x44, 0x18, 0xdd, 0x0, 0x9, [0x8, 0x2, 0x0, 0x3ff, 0x1000]}, @timestamp_addr={0x44, 0x44, 0xd1, 0x1, 0x9, [{@broadcast, 0x8}, {@rand_addr=0x64010102, 0x7}, {@private=0xa010100, 0x800}, {@broadcast, 0xfffff801}, {@empty, 0x3c}, {@dev={0xac, 0x14, 0x14, 0x3e}, 0x2375}, {@remote, 0xc47}, {@remote, 0x20}]}, @end]}}}}}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000880)={r4, 0xe0, &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, &(0x7f0000000280)=[0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x7, 0x1, &(0x7f0000000600)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000640)=[0x0], 0x0, 0x8, &(0x7f0000000680)=[{}, {}, {}, {}], 0x20, 0x10, &(0x7f00000006c0), &(0x7f0000000700), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000740)}}, 0x10) sendmsg$nl_route(r5, &(0x7f00000009c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000980)={&(0x7f00000008c0)=@RTM_NEWMDB={0x98, 0x54, 0x2, 0x70bd2b, 0x25dfdbfc, {0x7, r6}, [@MDBA_SET_ENTRY={0x20, 0x1, {r2, 0x0, 0x2, 0x4, {@in6_addr=@rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x10dba}}}, @MDBA_SET_ENTRY={0x20, 0x1, {r2, 0x1, 0x3, 0x4, {@in6_addr=@remote, 0x4b6e}}}, @MDBA_SET_ENTRY={0x20, 0x1, {0x0, 0x0, 0x1, 0x0, {@ip4=@remote, 0x86dd}}}, @MDBA_SET_ENTRY={0x20, 0x1, {r7, 0x0, 0x1, 0x4, {@in6_addr=@ipv4={'\x00', '\xff\xff', @empty}, 0x86dd}}}]}, 0x98}, 0x1, 0x0, 0x0, 0x4004000}, 0x88c0) 17:52:15 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x8000000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:15 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xfc03, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1043.808695][T20761] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap321 [ 1043.830709][T20761] batman_adv: batadv0: Adding interface: gretap321 17:52:15 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) (async) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) (async) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r2, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) (async) r4 = fcntl$dupfd(r3, 0x0, r3) setsockopt$IPT_SO_SET_REPLACE(r4, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r2}) setsockopt$inet6_tcp_TCP_ULP(r4, 0x6, 0x1f, &(0x7f0000000000), 0x4) (async) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) (async) r5 = signalfd4(r4, &(0x7f0000000100)={[0x6]}, 0x8, 0x800) (async) ioctl$sock_ipv4_tunnel_SIOCDELTUNNEL(r4, 0x89f2, &(0x7f0000000240)={'syztnl1\x00', &(0x7f0000000180)={'syztnl1\x00', r2, 0x10, 0x20, 0xfffff5ee, 0x7, {{0x25, 0x4, 0x1, 0x7, 0x94, 0x64, 0x0, 0x81, 0x4, 0x0, @broadcast, @initdev={0xac, 0x1e, 0x1, 0x0}, {[@generic={0x88, 0x3, "df"}, @timestamp_prespec={0x44, 0x1c, 0x6a, 0x3, 0x7, [{@local, 0x5}, {@empty, 0x4}, {@initdev={0xac, 0x1e, 0x1, 0x0}, 0xa495}]}, @ra={0x94, 0x4, 0x1}, @timestamp={0x44, 0x18, 0xdd, 0x0, 0x9, [0x8, 0x2, 0x0, 0x3ff, 0x1000]}, @timestamp_addr={0x44, 0x44, 0xd1, 0x1, 0x9, [{@broadcast, 0x8}, {@rand_addr=0x64010102, 0x7}, {@private=0xa010100, 0x800}, {@broadcast, 0xfffff801}, {@empty, 0x3c}, {@dev={0xac, 0x14, 0x14, 0x3e}, 0x2375}, {@remote, 0xc47}, {@remote, 0x20}]}, @end]}}}}}) (async) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000880)={r4, 0xe0, &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, &(0x7f0000000280)=[0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x7, 0x1, &(0x7f0000000600)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000640)=[0x0], 0x0, 0x8, &(0x7f0000000680)=[{}, {}, {}, {}], 0x20, 0x10, &(0x7f00000006c0), &(0x7f0000000700), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000740)}}, 0x10) sendmsg$nl_route(r5, &(0x7f00000009c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000980)={&(0x7f00000008c0)=@RTM_NEWMDB={0x98, 0x54, 0x2, 0x70bd2b, 0x25dfdbfc, {0x7, r6}, [@MDBA_SET_ENTRY={0x20, 0x1, {r2, 0x0, 0x2, 0x4, {@in6_addr=@rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x10dba}}}, @MDBA_SET_ENTRY={0x20, 0x1, {r2, 0x1, 0x3, 0x4, {@in6_addr=@remote, 0x4b6e}}}, @MDBA_SET_ENTRY={0x20, 0x1, {0x0, 0x0, 0x1, 0x0, {@ip4=@remote, 0x86dd}}}, @MDBA_SET_ENTRY={0x20, 0x1, {r7, 0x0, 0x1, 0x4, {@in6_addr=@ipv4={'\x00', '\xff\xff', @empty}, 0x86dd}}}]}, 0x98}, 0x1, 0x0, 0x0, 0x4004000}, 0x88c0) [ 1043.837602][T20761] batman_adv: batadv0: The MTU of interface gretap321 is too small (1462) 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. [ 1043.863668][T20761] batman_adv: batadv0: Not using interface gretap321 (retrying later): interface not active 17:52:16 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) [ 1043.902766][ T1527] usb 1-1: new high-speed USB device number 49 using dummy_hcd [ 1044.152557][ T1527] usb 1-1: Using ep0 maxpacket: 32 17:52:16 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xfc14, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1044.273867][ T1527] usb 1-1: config 0 interface 0 has no altsetting 0 [ 1044.433031][ T1527] usb 1-1: New USB device found, idVendor=0403, idProduct=e0f6, bcdDevice=de.4c [ 1044.442584][ T1527] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 1044.450915][ T1527] usb 1-1: Product: syz [ 1044.455458][ T1527] usb 1-1: Manufacturer: syz [ 1044.460262][ T1527] usb 1-1: SerialNumber: syz 17:52:16 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) (async) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r2, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r4 = fcntl$dupfd(r3, 0x0, r3) setsockopt$IPT_SO_SET_REPLACE(r4, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) (async) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r2}) (async) setsockopt$inet6_tcp_TCP_ULP(r4, 0x6, 0x1f, &(0x7f0000000000), 0x4) (async) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) (async) r5 = signalfd4(r4, &(0x7f0000000100)={[0x6]}, 0x8, 0x800) ioctl$sock_ipv4_tunnel_SIOCDELTUNNEL(r4, 0x89f2, &(0x7f0000000240)={'syztnl1\x00', &(0x7f0000000180)={'syztnl1\x00', r2, 0x10, 0x20, 0xfffff5ee, 0x7, {{0x25, 0x4, 0x1, 0x7, 0x94, 0x64, 0x0, 0x81, 0x4, 0x0, @broadcast, @initdev={0xac, 0x1e, 0x1, 0x0}, {[@generic={0x88, 0x3, "df"}, @timestamp_prespec={0x44, 0x1c, 0x6a, 0x3, 0x7, [{@local, 0x5}, {@empty, 0x4}, {@initdev={0xac, 0x1e, 0x1, 0x0}, 0xa495}]}, @ra={0x94, 0x4, 0x1}, @timestamp={0x44, 0x18, 0xdd, 0x0, 0x9, [0x8, 0x2, 0x0, 0x3ff, 0x1000]}, @timestamp_addr={0x44, 0x44, 0xd1, 0x1, 0x9, [{@broadcast, 0x8}, {@rand_addr=0x64010102, 0x7}, {@private=0xa010100, 0x800}, {@broadcast, 0xfffff801}, {@empty, 0x3c}, {@dev={0xac, 0x14, 0x14, 0x3e}, 0x2375}, {@remote, 0xc47}, {@remote, 0x20}]}, @end]}}}}}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000880)={r4, 0xe0, &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, &(0x7f0000000280)=[0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x7, 0x1, &(0x7f0000000600)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000640)=[0x0], 0x0, 0x8, &(0x7f0000000680)=[{}, {}, {}, {}], 0x20, 0x10, &(0x7f00000006c0), &(0x7f0000000700), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000740)}}, 0x10) sendmsg$nl_route(r5, &(0x7f00000009c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000980)={&(0x7f00000008c0)=@RTM_NEWMDB={0x98, 0x54, 0x2, 0x70bd2b, 0x25dfdbfc, {0x7, r6}, [@MDBA_SET_ENTRY={0x20, 0x1, {r2, 0x0, 0x2, 0x4, {@in6_addr=@rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x10dba}}}, @MDBA_SET_ENTRY={0x20, 0x1, {r2, 0x1, 0x3, 0x4, {@in6_addr=@remote, 0x4b6e}}}, @MDBA_SET_ENTRY={0x20, 0x1, {0x0, 0x0, 0x1, 0x0, {@ip4=@remote, 0x86dd}}}, @MDBA_SET_ENTRY={0x20, 0x1, {r7, 0x0, 0x1, 0x4, {@in6_addr=@ipv4={'\x00', '\xff\xff', @empty}, 0x86dd}}}]}, 0x98}, 0x1, 0x0, 0x0, 0x4004000}, 0x88c0) [ 1044.603636][T20779] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap322 [ 1044.621197][T20779] batman_adv: batadv0: Adding interface: gretap322 [ 1044.628047][T20779] batman_adv: batadv0: The MTU of interface gretap322 is too small (1462) 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. 17:52:16 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:16 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x9000000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) [ 1044.639757][ T1527] usb 1-1: config 0 descriptor?? [ 1044.658032][T20779] batman_adv: batadv0: Not using interface gretap322 (retrying later): interface not active [ 1044.801178][ T1527] ftdi_sio 1-1:0.0: FTDI USB Serial Device converter detected [ 1044.811391][ T1527] ftdi_sio ttyUSB0: unknown device type: 0xde4c 17:52:16 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) (async) r3 = socket$inet6(0xa, 0x3, 0x3c) connect$inet6(r3, &(0x7f0000000180)={0xa, 0x0, 0x0, @mcast1, 0x5}, 0x1c) (async) setsockopt$inet6_int(r3, 0x29, 0x24, &(0x7f0000000140)=0x1, 0x4) (async) setsockopt$inet6_IPV6_RTHDRDSTOPTS(r3, 0x29, 0x37, &(0x7f0000000000), 0x8) io_setup(0x3, &(0x7f0000000080)=0x0) io_submit(r4, 0x1, &(0x7f0000000280)=[&(0x7f00000000c0)={0x982f00000000b819, 0x0, 0x0, 0x1, 0x0, r3, 0x0, 0x7e}]) (async) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r2, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) (async) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) (async) openat$cgroup_ro(r7, &(0x7f00000001c0)='cgroup.kill\x00', 0x0, 0x0) r8 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r9 = openat$cgroup_procs(r8, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r10 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) (async) pipe2(0x0, 0x0) (async) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f0000000100)={&(0x7f0000000080)=[0x7, 0x3, 0x9be, 0x4, 0x5842fce0, 0x2, 0x100], 0x7, 0x80800, 0x0, 0xffffffffffffffff}) write$cgroup_freezer_state(r11, &(0x7f0000000180)='FROZEN\x00', 0x7) (async) write$cgroup_pid(r9, &(0x7f0000001540)=r10, 0x12) [ 1044.976593][ T1527] usb 1-1: USB disconnect, device number 49 [ 1044.986312][ T1527] ftdi_sio 1-1:0.0: device disconnected 17:52:17 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x0, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:17 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xfe00, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1045.492313][T20797] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap323 [ 1045.510196][T20797] batman_adv: batadv0: Adding interface: gretap323 [ 1045.517150][T20797] batman_adv: batadv0: The MTU of interface gretap323 is too small (1462) 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. [ 1045.543264][T20797] batman_adv: batadv0: Not using interface gretap323 (retrying later): interface not active 17:52:17 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r1, 0x6, 0x16, &(0x7f0000000000)=[@mss, @window={0x3, 0x3, 0x33b}], 0x2) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) 17:52:17 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x10, &(0x7f00000001c0)={{{@in=@dev, @in6=@remote}}, {{@in=@multicast1}, 0x0, @in6=@rand_addr=' \x01\x00'}}, 0xe8) 17:52:17 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:17 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) (async) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00'}) (async) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r1, 0x6, 0x16, &(0x7f0000000000)=[@mss, @window={0x3, 0x3, 0x33b}], 0x2) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) 17:52:17 executing program 0: r0 = socket$vsock_stream(0x28, 0x1, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_MAX_SIZE(r0, 0x28, 0x2, 0x0, 0x63) 17:52:17 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0xa000000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:18 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xff7f, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:18 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) [ 1046.357944][T20822] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap324 [ 1046.380194][T20822] batman_adv: batadv0: Adding interface: gretap324 17:52:18 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) (async) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) (async) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r1, 0x6, 0x16, &(0x7f0000000000)=[@mss, @window={0x3, 0x3, 0x33b}], 0x2) (async) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000480)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff"], 0x390) [ 1046.387022][T20822] batman_adv: batadv0: The MTU of interface gretap324 is too small (1462) 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. [ 1046.413005][T20822] batman_adv: batadv0: Not using interface gretap324 (retrying later): interface not active 17:52:18 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r4 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) writev(r3, &(0x7f0000000240)=[{&(0x7f0000000080)="ff70be1163022eca462aba8cf80d1a899f7681ac3e76392b26be5f7d9340ec70da", 0x21}, {&(0x7f0000000100)="bccb43951b0daa77b52f50a01f6ba460a3cf29eb273e06df1bc5d83aee1a4cae1f", 0x21}, {&(0x7f0000000180)="c376ebf5f1341358cd55a5c486714fdef7aa988b7c660d10c7d9f04805d03ef11c5740068b98c14bd0611862013b1971d19a51c543cdb7dd36cd461b39da911ac398dacc1c432c15e35e3ec539b69b2bbabc62581533b6daa7e807b043beec0d328ed6eaf8ab2719efae1d3ef6eac1fd9c7a9d2c975d7c5e40f4ba3014d1328731480b5deccdfc470a059cf625690083545aecf8353ced8cd73e7f96afa917e330", 0xa1}], 0x3) 17:52:18 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL80211_CMD_STOP_NAN(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x20, 0x0, 0x1, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0) 17:52:18 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000080)=@base={0x0, 0x0, 0x0, 0x0, 0x158c, 0xffffffffffffffff, 0xfffffffd, '\x00', 0x0, 0xffffffffffffffff, 0xfffffffd, 0x3}, 0x48) 17:52:18 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000040)={0xa, 0x4e24, 0x73, @empty}, 0x1c) 17:52:18 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f00000001c0)=ANY=[@ANYBLOB="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"], 0x390) getpeername$l2tp6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x0, 0x0, @private1}, &(0x7f0000000100)=0x20) r1 = dup(r0) setsockopt$inet6_MCAST_JOIN_GROUP(r1, 0x29, 0x2a, &(0x7f0000000000)={0x7fff, {{0xa, 0x4e22, 0x0, @local, 0x5}}}, 0x88) 17:52:19 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0xb000000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:19 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x3ffff, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:19 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000001c0)={{{@in=@dev, @in6=@remote}}, {{@in=@multicast1}, 0x0, @in6=@rand_addr=' \x01\x00'}}, 0x4) 17:52:19 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f00000001c0)=ANY=[@ANYBLOB="65bc19b651e0aa1217a951e9cafc086c314e2f7a306393291157a748674c359c8bf8f6d18f1a38d84be0e6384a74ae323493b78a5a6e8a9161e6ce1b1a5eef33b9279bba35fe57f9ba9f027e955ddd8a1afa0772a671d9faa7f70ac0597632a14cf2566444f180a394e6e08f2e9ac7b238fb50952ff616f22567f55afe3f81f63a52241aa6653c0ef97893c99ca0ca0a6dae078996b245db1ac25406f9381de8b35d87033c733d2f825fe12fab50b024b2d5d0ba53dd236fc8f5dcd1a2424a6f49fc807c889d911fa725b57a7244c728689a2d38e720302c22327deb1f9665fc346efc52c835eddae710032b39a5af3727d4abb699f529e8bcda8bf23e0b89c085835d9050606ff9b47b2f0f01b14f6d50a242eb8c83c5add40d53edac4f57bcf178ef29fa22bf6d98e10dc7b5118883e7cd5729b9fdcec7844b965fa28d92fd00b74a0e65139c7c4df0890d9980486b39cbdeda751c2b18b922435b6c88056d0be984524b6772d087a75b7ba036aa3057b66780f4799c061308cd2dc5dfc67ab2a40a5d7628354de041e073b052da32af64626d16c098902ee3a22a43b3f09b9af1f7af3c56530997164993011f6a0ac7caa184165984ea8edf644a646eddc6a5532261ea0e0452e939cb18d25ebdc4de6d15f9a0a2b3aa4914f7f7c652216b9ecdaea0ed66077db87bdf8713d2e4565273c11861cbb5a2588ecc8841ca3141c5e766143fa51b5137b6f8b7633c67e7b12b2de0e2c4910000000000"], 0x390) getpeername$l2tp6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x0, 0x0, @private1}, &(0x7f0000000100)=0x20) r1 = dup(r0) setsockopt$inet6_MCAST_JOIN_GROUP(r1, 0x29, 0x2a, &(0x7f0000000000)={0x7fff, {{0xa, 0x4e22, 0x0, @local, 0x5}}}, 0x88) socket$inet6_tcp(0xa, 0x1, 0x0) (async) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f00000001c0)=ANY=[@ANYBLOB="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"], 0x390) (async) getpeername$l2tp6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x0, 0x0, @private1}, &(0x7f0000000100)=0x20) (async) dup(r0) (async) setsockopt$inet6_MCAST_JOIN_GROUP(r1, 0x29, 0x2a, &(0x7f0000000000)={0x7fff, {{0xa, 0x4e22, 0x0, @local, 0x5}}}, 0x88) (async) 17:52:19 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, 0x0, 0x0) [ 1047.383269][T20844] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap325 [ 1047.404697][T20844] batman_adv: batadv0: Adding interface: gretap325 [ 1047.411425][T20844] batman_adv: batadv0: The MTU of interface gretap325 is too small (1462) 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. [ 1047.437363][T20844] batman_adv: batadv0: Not using interface gretap325 (retrying later): interface not active 17:52:19 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000f00)=@bloom_filter={0x1e, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x3}, 0x48) 17:52:19 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f00000001c0)=ANY=[@ANYBLOB="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"], 0x390) getpeername$l2tp6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x0, 0x0, @private1}, &(0x7f0000000100)=0x20) (async) getpeername$l2tp6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x0, 0x0, @private1}, &(0x7f0000000100)=0x20) r1 = dup(r0) setsockopt$inet6_MCAST_JOIN_GROUP(r1, 0x29, 0x2a, &(0x7f0000000000)={0x7fff, {{0xa, 0x4e22, 0x0, @local, 0x5}}}, 0x88) 17:52:20 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r4 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) (async) pipe2(0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) (async) writev(r3, &(0x7f0000000240)=[{&(0x7f0000000080)="ff70be1163022eca462aba8cf80d1a899f7681ac3e76392b26be5f7d9340ec70da", 0x21}, {&(0x7f0000000100)="bccb43951b0daa77b52f50a01f6ba460a3cf29eb273e06df1bc5d83aee1a4cae1f", 0x21}, {&(0x7f0000000180)="c376ebf5f1341358cd55a5c486714fdef7aa988b7c660d10c7d9f04805d03ef11c5740068b98c14bd0611862013b1971d19a51c543cdb7dd36cd461b39da911ac398dacc1c432c15e35e3ec539b69b2bbabc62581533b6daa7e807b043beec0d328ed6eaf8ab2719efae1d3ef6eac1fd9c7a9d2c975d7c5e40f4ba3014d1328731480b5deccdfc470a059cf625690083545aecf8353ced8cd73e7f96afa917e330", 0xa1}], 0x3) 17:52:20 executing program 0: r0 = syz_open_dev$media(&(0x7f00000002c0), 0x0, 0x0) ioctl$MEDIA_IOC_ENUM_LINKS(r0, 0xc0287c02, &(0x7f00000000c0)={0x80000000, 0x0, 0x0}) 17:52:20 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, 0x0, 0x0) 17:52:20 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x40000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:20 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0xc000000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:20 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB="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"], 0x4c}, 0x1, 0x0, 0x0, 0x810}, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmsg$BATADV_CMD_GET_ROUTING_ALGOS(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x4c, 0x0, 0x300, 0x70bd29, 0x25dfdbff, {}, [@BATADV_ATTR_ISOLATION_MASK={0x8, 0x2c, 0x4}, @BATADV_ATTR_ORIG_INTERVAL={0x8, 0x39, 0x40000000}, @BATADV_ATTR_ORIG_INTERVAL={0x8, 0x39, 0xffffffff}, @BATADV_ATTR_VLANID={0x6}, @BATADV_ATTR_AGGREGATED_OGMS_ENABLED={0x5, 0x29, 0x1}, @BATADV_ATTR_BONDING_ENABLED={0x5}, @BATADV_ATTR_HOP_PENALTY={0x5, 0x35, 0x1f}]}, 0x4c}, 0x1, 0x0, 0x0, 0x40004}, 0x4000000) setsockopt$inet6_MCAST_MSFILTER(r1, 0x29, 0x30, &(0x7f0000000000)=ANY=[@ANYBLOB="ff00000000000a004e2100000001ffbdb06de0a6f04f68dfc30e40c2ee7f0afeede124e88cb41280a24e5f405bcd22f0ede2c075d08ddcf42cb7d609def0ba3f8838a4fba175553f8ef0553ca0bdf9e8f0f05c40a39a50553623c8cc8e2c3bb96815c509064c98bf687e4466fef90bb0a17cd63f391dbf01b5187101f0c262cb1739d88633730e31be8b6608a13edb1c7eda24a8120bde224d"], 0x390) socket$nl_netfilter(0x10, 0x3, 0xc) [ 1048.548155][T20871] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap326 [ 1048.565959][T20871] batman_adv: batadv0: Adding interface: gretap326 [ 1048.576033][T20871] batman_adv: batadv0: The MTU of interface gretap326 is too small (1462) 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. [ 1048.602068][T20871] batman_adv: batadv0: Not using interface gretap326 (retrying later): interface not active 17:52:20 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, 0x0, 0x0) 17:52:20 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB="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"], 0x4c}, 0x1, 0x0, 0x0, 0x810}, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) (async) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmsg$BATADV_CMD_GET_ROUTING_ALGOS(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x4c, 0x0, 0x300, 0x70bd29, 0x25dfdbff, {}, [@BATADV_ATTR_ISOLATION_MASK={0x8, 0x2c, 0x4}, @BATADV_ATTR_ORIG_INTERVAL={0x8, 0x39, 0x40000000}, @BATADV_ATTR_ORIG_INTERVAL={0x8, 0x39, 0xffffffff}, @BATADV_ATTR_VLANID={0x6}, @BATADV_ATTR_AGGREGATED_OGMS_ENABLED={0x5, 0x29, 0x1}, @BATADV_ATTR_BONDING_ENABLED={0x5}, @BATADV_ATTR_HOP_PENALTY={0x5, 0x35, 0x1f}]}, 0x4c}, 0x1, 0x0, 0x0, 0x40004}, 0x4000000) (async) sendmsg$BATADV_CMD_GET_ROUTING_ALGOS(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x4c, 0x0, 0x300, 0x70bd29, 0x25dfdbff, {}, [@BATADV_ATTR_ISOLATION_MASK={0x8, 0x2c, 0x4}, @BATADV_ATTR_ORIG_INTERVAL={0x8, 0x39, 0x40000000}, @BATADV_ATTR_ORIG_INTERVAL={0x8, 0x39, 0xffffffff}, @BATADV_ATTR_VLANID={0x6}, @BATADV_ATTR_AGGREGATED_OGMS_ENABLED={0x5, 0x29, 0x1}, @BATADV_ATTR_BONDING_ENABLED={0x5}, @BATADV_ATTR_HOP_PENALTY={0x5, 0x35, 0x1f}]}, 0x4c}, 0x1, 0x0, 0x0, 0x40004}, 0x4000000) setsockopt$inet6_MCAST_MSFILTER(r1, 0x29, 0x30, &(0x7f0000000000)=ANY=[@ANYBLOB="ff00000000000a004e2100000001ffbdb06de0a6f04f68dfc30e40c2ee7f0afeede124e88cb41280a24e5f405bcd22f0ede2c075d08ddcf42cb7d609def0ba3f8838a4fba175553f8ef0553ca0bdf9e8f0f05c40a39a50553623c8cc8e2c3bb96815c509064c98bf687e4466fef90bb0a17cd63f391dbf01b5187101f0c262cb1739d88633730e31be8b6608a13edb1c7eda24a8120bde224d"], 0x390) socket$nl_netfilter(0x10, 0x3, 0xc) 17:52:20 executing program 0: r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000540), 0x2, 0x0) write$FUSE_LK(r0, 0x0, 0x0) 17:52:21 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x100000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:21 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x0, 0x73, @empty}, 0x1c) [ 1049.290298][T20890] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap327 [ 1049.308819][T20890] batman_adv: batadv0: Adding interface: gretap327 17:52:21 executing program 0: r0 = socket$kcm(0x29, 0x5, 0x0) sendmsg$kcm(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000240)=[{0x28, 0x0, 0x0, "284cef56ac6cab4e7e717a90e58c448f9a"}], 0x28}, 0x0) [ 1049.316290][T20890] batman_adv: batadv0: The MTU of interface gretap327 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1049.342328][T20890] batman_adv: batadv0: Not using interface gretap327 (retrying later): interface not active 17:52:21 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async, rerun: 64) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) (rerun: 64) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) r4 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) writev(r3, &(0x7f0000000240)=[{&(0x7f0000000080)="ff70be1163022eca462aba8cf80d1a899f7681ac3e76392b26be5f7d9340ec70da", 0x21}, {&(0x7f0000000100)="bccb43951b0daa77b52f50a01f6ba460a3cf29eb273e06df1bc5d83aee1a4cae1f", 0x21}, {&(0x7f0000000180)="c376ebf5f1341358cd55a5c486714fdef7aa988b7c660d10c7d9f04805d03ef11c5740068b98c14bd0611862013b1971d19a51c543cdb7dd36cd461b39da911ac398dacc1c432c15e35e3ec539b69b2bbabc62581533b6daa7e807b043beec0d328ed6eaf8ab2719efae1d3ef6eac1fd9c7a9d2c975d7c5e40f4ba3014d1328731480b5deccdfc470a059cf625690083545aecf8353ced8cd73e7f96afa917e330", 0xa1}], 0x3) 17:52:21 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB="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"], 0x4c}, 0x1, 0x0, 0x0, 0x810}, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmsg$BATADV_CMD_GET_ROUTING_ALGOS(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x4c, 0x0, 0x300, 0x70bd29, 0x25dfdbff, {}, [@BATADV_ATTR_ISOLATION_MASK={0x8, 0x2c, 0x4}, @BATADV_ATTR_ORIG_INTERVAL={0x8, 0x39, 0x40000000}, @BATADV_ATTR_ORIG_INTERVAL={0x8, 0x39, 0xffffffff}, @BATADV_ATTR_VLANID={0x6}, @BATADV_ATTR_AGGREGATED_OGMS_ENABLED={0x5, 0x29, 0x1}, @BATADV_ATTR_BONDING_ENABLED={0x5}, @BATADV_ATTR_HOP_PENALTY={0x5, 0x35, 0x1f}]}, 0x4c}, 0x1, 0x0, 0x0, 0x40004}, 0x4000000) setsockopt$inet6_MCAST_MSFILTER(r1, 0x29, 0x30, &(0x7f0000000000)=ANY=[@ANYBLOB="ff00000000000a004e2100000001ffbdb06de0a6f04f68dfc30e40c2ee7f0afeede124e88cb41280a24e5f405bcd22f0ede2c075d08ddcf42cb7d609def0ba3f8838a4fba175553f8ef0553ca0bdf9e8f0f05c40a39a50553623c8cc8e2c3bb96815c509064c98bf687e4466fef90bb0a17cd63f391dbf01b5187101f0c262cb1739d88633730e31be8b6608a13edb1c7eda24a8120bde224d"], 0x390) (async) socket$nl_netfilter(0x10, 0x3, 0xc) 17:52:21 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0xd000000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:21 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x0, 0x73, @empty}, 0x1c) 17:52:21 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x2d, 0x0, 0x0) 17:52:21 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xe0ffff, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:21 executing program 3: r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000040)={'lo\x00'}) r1 = socket$netlink(0x10, 0x3, 0x0) writev(r1, &(0x7f0000000080)=[{&(0x7f0000000380)="39000000130003475fae7cdac52541300600000001000000450000002500000019001a00040002000200000000000006040000000000000000", 0x39}], 0x1) 17:52:22 executing program 0: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f00000004c0), 0x0, 0x0) ioctl$CAPI_MANUFACTURER_CMD(r0, 0x40086602, 0x0) 17:52:22 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x0, 0x73, @empty}, 0x1c) [ 1050.214302][T20909] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap328 [ 1050.232412][T20909] batman_adv: batadv0: Adding interface: gretap328 [ 1050.239119][T20909] batman_adv: batadv0: The MTU of interface gretap328 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1050.265567][T20909] batman_adv: batadv0: Not using interface gretap328 (retrying later): interface not active 17:52:22 executing program 0: openat$ppp(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) 17:52:22 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x1000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:22 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0xe000000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) [ 1050.818488][T20928] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap329 [ 1050.836426][T20928] batman_adv: batadv0: Adding interface: gretap329 [ 1050.843355][T20928] batman_adv: batadv0: The MTU of interface gretap329 is too small (1462) 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. [ 1050.869392][T20928] batman_adv: batadv0: Not using interface gretap329 (retrying later): interface not active 17:52:23 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) openat$cgroup_subtree(r0, &(0x7f0000000080), 0x2, 0x0) r4 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) r5 = memfd_secret(0x0) write$cgroup_subtree(r5, &(0x7f0000000100)={[{0x2d, 'memory'}, {0x2b, 'rdma'}]}, 0xe) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) 17:52:23 executing program 0: r0 = epoll_create1(0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r1, &(0x7f0000000240)={0x39a7953dde7f8a2d}) 17:52:23 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x0, @empty}, 0x1c) 17:52:23 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x3b, &(0x7f00000001c0)={{{@in=@dev, @in6=@remote}}, {{@in=@multicast1}, 0x0, @in6=@rand_addr=' \x01\x00'}}, 0xe8) 17:52:23 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x2000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:23 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x0, @empty}, 0x1c) 17:52:23 executing program 0: r0 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0) ioctl$RNDADDENTROPY(r0, 0x40085203, &(0x7f0000000180)={0x0, 0x1, "d1"}) 17:52:23 executing program 3: bpf$MAP_CREATE(0x0, &(0x7f0000000500)=@bloom_filter={0x1e, 0x0, 0x24000, 0x7, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x3, 0x3, 0x0, 0x8}, 0x48) [ 1051.641969][T20943] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap330 [ 1051.660080][T20943] batman_adv: batadv0: Adding interface: gretap330 [ 1051.667000][T20943] batman_adv: batadv0: The MTU of interface gretap330 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1051.693142][T20943] batman_adv: batadv0: Not using interface gretap330 (retrying later): interface not active 17:52:23 executing program 0: r0 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) syz_genetlink_get_family_id$batadv(&(0x7f0000000280), r0) 17:52:23 executing program 3: r0 = syz_open_dev$vim2m(&(0x7f0000000000), 0x0, 0x2) ioctl$vim2m_VIDIOC_S_FMT(r0, 0xc0d05605, &(0x7f0000000040)={0x1, @vbi}) 17:52:23 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100), 0x8000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x19, &(0x7f0000000140)=0xffff, 0x4) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000080)=ANY=[@ANYBLOB="ffff0000000000000a004e2100000001ff", @ANYBLOB="a4cb326efd8710da0eace28b1da66957c329858385745817b0aa7511ad539c99fec6a9b8292f7384a2ac020f9a9e71d27f489b61c4ac26a8745a95ebfe1465d5db5631356a5ced119048770ff860d398b92adcae103db898cbebb2bd12b039f25f8549e57c969d12f0f3461b", @ANYRES8=r0], 0x390) openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x521000, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x80000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @private0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r2}) openat$vcs(0xffffffffffffff9c, &(0x7f00000001c0), 0x448002, 0x0) connect$inet6(r1, &(0x7f0000000040)={0xa, 0x4e24, 0x0, @empty}, 0x1c) 17:52:24 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x10000000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:24 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) openat$cgroup_subtree(r0, &(0x7f0000000080), 0x2, 0x0) r4 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) r5 = memfd_secret(0x0) write$cgroup_subtree(r5, &(0x7f0000000100)={[{0x2d, 'memory'}, {0x2b, 'rdma'}]}, 0xe) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) (async) openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) (async) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) (async) openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) openat$cgroup_subtree(r0, &(0x7f0000000080), 0x2, 0x0) (async) syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) (async) pipe2(0x0, 0x0) (async) memfd_secret(0x0) (async) write$cgroup_subtree(r5, &(0x7f0000000100)={[{0x2d, 'memory'}, {0x2b, 'rdma'}]}, 0xe) (async) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) (async) 17:52:24 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x3000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:24 executing program 3: r0 = syz_open_dev$ttys(0xc, 0x2, 0x1) ioctl$VT_DISALLOCATE(r0, 0x5608) 17:52:24 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000002a00)=@base={0x1f, 0x0, 0x0, 0x0, 0x920}, 0x48) 17:52:24 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_tcp_int(r0, 0x6, 0x0, 0x0, &(0x7f0000000180)) [ 1052.633347][T20970] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap331 [ 1052.651059][T20970] batman_adv: batadv0: Adding interface: gretap331 [ 1052.657979][T20970] batman_adv: batadv0: The MTU of interface gretap331 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 17:52:24 executing program 2: r0 = gettid() rt_tgsigqueueinfo(r0, r0, 0x0, &(0x7f00000000c0)) 17:52:24 executing program 0: socketpair(0x25, 0x5, 0x0, &(0x7f0000000140)) [ 1052.684010][T20970] batman_adv: batadv0: Not using interface gretap331 (retrying later): interface not active 17:52:24 executing program 3: openat$capi20(0xffffffffffffff9c, &(0x7f0000000100), 0x4000, 0x0) syz_genetlink_get_family_id$devlink(&(0x7f0000000340), 0xffffffffffffffff) ioctl$AUTOFS_DEV_IOCTL_SETPIPEFD(0xffffffffffffffff, 0xc0189378, &(0x7f0000001100)={{0x1, 0x1, 0x18}, './file0\x00'}) ioctl$IOMMU_TEST_OP_CREATE_ACCESS(0xffffffffffffffff, 0x3ba0, 0x0) 17:52:25 executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) setsockopt$sock_attach_bpf(r0, 0x1, 0x32, &(0x7f00000002c0), 0x4) 17:52:25 executing program 0: syz_io_uring_setup(0x3, &(0x7f0000000300), &(0x7f0000fff000/0x1000)=nil, &(0x7f0000ff1000/0x3000)=nil, &(0x7f0000000380), &(0x7f00000003c0)) 17:52:25 executing program 3: r0 = socket$igmp6(0xa, 0x3, 0x2) getsockopt$sock_cred(r0, 0x1, 0x11, 0x0, 0x0) 17:52:25 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x11000000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:25 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async, rerun: 32) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) (rerun: 32) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) openat$cgroup_subtree(r0, &(0x7f0000000080), 0x2, 0x0) r4 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) r5 = memfd_secret(0x0) write$cgroup_subtree(r5, &(0x7f0000000100)={[{0x2d, 'memory'}, {0x2b, 'rdma'}]}, 0xe) (async) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) 17:52:25 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x4000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:25 executing program 2: bpf$MAP_CREATE(0x0, &(0x7f0000000340)=@base={0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x5}, 0x48) 17:52:25 executing program 0: r0 = socket(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8943, &(0x7f0000000000)={'wlan0\x00'}) 17:52:25 executing program 3: bpf$PROG_LOAD_XDP(0x5, &(0x7f0000001bc0)={0x6, 0x4, &(0x7f00000008c0)=@framed={{}, [@ldst={0x3, 0x0, 0x6}]}, &(0x7f0000000940)='syzkaller\x00', 0x3, 0x1000, &(0x7f0000000980)=""/4096, 0x0, 0x0, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) [ 1053.848192][T21001] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap332 [ 1053.870895][T21001] batman_adv: batadv0: Adding interface: gretap332 [ 1053.877822][T21001] batman_adv: batadv0: The MTU of interface gretap332 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1053.903756][T21001] batman_adv: batadv0: Not using interface gretap332 (retrying later): interface not active 17:52:26 executing program 0: r0 = socket$nl_sock_diag(0x10, 0x3, 0x4) sendmsg$TCPDIAG_GETSOCK(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000001d00)=ANY=[@ANYBLOB="4c000000120001c94e00080000000000000000000000000000000000000000000000000000001c0000000000000000060000000000000000147823cd6454d551de9e659895"], 0x4c}}, 0x0) socket$nl_generic(0x10, 0x3, 0x10) sendmsg$MPTCP_PM_CMD_FLUSH_ADDRS(0xffffffffffffffff, 0x0, 0x0) 17:52:26 executing program 2: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000002bc0), 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(r0, 0x40045402, 0x0) 17:52:26 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x2b, 0x0, 0x0) 17:52:26 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x12000000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:26 executing program 3: bpf$PROG_LOAD_XDP(0x5, &(0x7f0000001bc0)={0x6, 0xf00, &(0x7f00000008c0)=@framed={{}, [@alu]}, &(0x7f0000000940)='syzkaller\x00', 0x3, 0x1000, &(0x7f0000000980)=""/4096, 0x0, 0x0, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) 17:52:26 executing program 2: syz_usb_connect(0x4, 0x24, &(0x7f0000000680)={{0x12, 0x1, 0x0, 0x6c, 0x8a, 0x7f, 0x0, 0x19d2, 0x62, 0x9838, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x0, 0xff, 0xff, 0xff}}]}}]}}, 0x0) 17:52:26 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x5000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1054.769576][T21024] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap333 [ 1054.792078][T21024] batman_adv: batadv0: Adding interface: gretap333 [ 1054.798988][T21024] batman_adv: batadv0: The MTU of interface gretap333 is too small (1462) 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. [ 1054.824870][T21024] batman_adv: batadv0: Not using interface gretap333 (retrying later): interface not active 17:52:27 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x42, 0x0, 0x0) 17:52:27 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x6000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:27 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) write$cgroup_pid(r1, &(0x7f00000003c0)=0xffffffffffffffff, 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r4 = getpgrp(0xffffffffffffffff) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)) ioctl$AUTOFS_DEV_IOCTL_CATATONIC(0xffffffffffffffff, 0xc0189379, &(0x7f0000000300)={{0x1, 0x1, 0x18, r3}, './file0\x00'}) openat$cgroup_procs(r2, &(0x7f0000000380)='cgroup.procs\x00', 0x2, 0x0) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f0000000340)=0x0) ptrace$poke(0x4, r6, &(0x7f0000000100), 0x2) syz_clone3(&(0x7f0000000280)={0x20808400, &(0x7f0000000080), &(0x7f0000000100), &(0x7f0000000180), {0x6}, &(0x7f0000001580)=""/4096, 0x1000, &(0x7f00000001c0)=""/76, &(0x7f0000000240)=[r4, 0xffffffffffffffff, 0xffffffffffffffff, r6, 0xffffffffffffffff, 0xffffffffffffffff], 0x6, {r0}}, 0x58) r7 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r7, 0x12) 17:52:27 executing program 0: r0 = syz_open_dev$media(&(0x7f00000002c0), 0x0, 0x0) ioctl$MEDIA_IOC_G_TOPOLOGY(r0, 0xc0487c04, &(0x7f0000000200)={0x0, 0x0, 0x0, &(0x7f0000000480), 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) 17:52:27 executing program 2: r0 = epoll_create1(0x0) epoll_pwait2(r0, &(0x7f00000002c0)=[{}], 0x1, &(0x7f0000000340)={0x0, 0x3938700}, &(0x7f0000000380), 0x8) [ 1055.305407][T21030] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap334 [ 1055.324329][T21030] batman_adv: batadv0: Adding interface: gretap334 [ 1055.331071][T21030] batman_adv: batadv0: The MTU of interface gretap334 is too small (1462) 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. [ 1055.357076][T21030] batman_adv: batadv0: Not using interface gretap334 (retrying later): interface not active 17:52:27 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x25000000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:27 executing program 3: r0 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) ioprio_set$pid(0x1, r0, 0x0) syz_open_procfs$namespace(0x0, &(0x7f0000000380)='ns/ipc\x00') syz_clone(0x20080, &(0x7f00000001c0), 0x0, 0x0, 0x0, &(0x7f00000002c0)) 17:52:27 executing program 0: bpf$MAP_CREATE(0x8, &(0x7f0000000040)=@bloom_filter, 0x48) 17:52:27 executing program 2: r0 = socket$phonet_pipe(0x23, 0x5, 0x2) connect$phonet_pipe(r0, &(0x7f0000000000)={0x23, 0x0, 0x6}, 0x10) 17:52:28 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x7000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:28 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_opts(r0, 0x29, 0x37, &(0x7f0000000040)=@srh, 0x8) 17:52:28 executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_open_pts(r0, 0x0) [ 1056.275601][T21056] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap335 17:52:28 executing program 0: r0 = socket$phonet(0x23, 0x2, 0x1) ioctl$SIOCPNDELRESOURCE(r0, 0x89ef, &(0x7f0000000000)=0xffffffff) 17:52:28 executing program 3: r0 = socket$inet6_udplite(0xa, 0x2, 0x88) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r0, 0x89f0, &(0x7f0000000540)={'ip6tnl0\x00', &(0x7f00000004c0)={'syztnl2\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @private1, @empty}}) [ 1056.430401][T21056] batman_adv: batadv0: Adding interface: gretap335 [ 1056.438245][T21056] batman_adv: batadv0: The MTU of interface gretap335 is too small (1462) 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. [ 1056.464155][T21056] batman_adv: batadv0: Not using interface gretap335 (retrying later): interface not active 17:52:28 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) (async) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) write$cgroup_pid(r1, &(0x7f00000003c0)=0xffffffffffffffff, 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r4 = getpgrp(0xffffffffffffffff) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)) ioctl$AUTOFS_DEV_IOCTL_CATATONIC(0xffffffffffffffff, 0xc0189379, &(0x7f0000000300)={{0x1, 0x1, 0x18, r3}, './file0\x00'}) (async) ioctl$AUTOFS_DEV_IOCTL_CATATONIC(0xffffffffffffffff, 0xc0189379, &(0x7f0000000300)={{0x1, 0x1, 0x18, r3}, './file0\x00'}) openat$cgroup_procs(r2, &(0x7f0000000380)='cgroup.procs\x00', 0x2, 0x0) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f0000000340)=0x0) ptrace$poke(0x4, r6, &(0x7f0000000100), 0x2) syz_clone3(&(0x7f0000000280)={0x20808400, &(0x7f0000000080), &(0x7f0000000100), &(0x7f0000000180), {0x6}, &(0x7f0000001580)=""/4096, 0x1000, &(0x7f00000001c0)=""/76, &(0x7f0000000240)=[r4, 0xffffffffffffffff, 0xffffffffffffffff, r6, 0xffffffffffffffff, 0xffffffffffffffff], 0x6, {r0}}, 0x58) r7 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) (async) pipe2(0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r7, 0x12) 17:52:28 executing program 2: ioctl$TIOCSRS485(0xffffffffffffffff, 0x542f, &(0x7f0000000000)) r0 = syz_open_dev$tty20(0xc, 0x4, 0x0) ioctl$TIOCGDEV(r0, 0x80045432, &(0x7f0000000080)) 17:52:28 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x3f000000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:28 executing program 0: getrusage(0x0, &(0x7f0000000000)) keyctl$KEYCTL_CAPABILITIES(0x1f, &(0x7f00000000c0)=""/181, 0xb5) 17:52:28 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x8000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1057.047291][T21068] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap336 [ 1057.065341][T21068] batman_adv: batadv0: Adding interface: gretap336 [ 1057.072084][T21068] batman_adv: batadv0: The MTU of interface gretap336 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1057.098147][T21068] batman_adv: batadv0: Not using interface gretap336 (retrying later): interface not active 17:52:29 executing program 2: syz_clone(0x0, &(0x7f00000001c0), 0x0, 0x0, 0x0, &(0x7f00000002c0)='u') 17:52:29 executing program 0: bpf$PROG_LOAD_XDP(0x5, &(0x7f0000001bc0)={0x6, 0x0, 0x0, &(0x7f0000000940)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) getrusage(0x1, &(0x7f0000000000)) 17:52:29 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_mtu(r0, 0x29, 0x17, 0x0, &(0x7f0000000080)) 17:52:29 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x9000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1057.588445][T21082] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap337 [ 1057.606485][T21082] batman_adv: batadv0: Adding interface: gretap337 17:52:29 executing program 0: syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) getresgid(&(0x7f0000002280), &(0x7f00000022c0), &(0x7f0000002300)) [ 1057.613625][T21082] batman_adv: batadv0: The MTU of interface gretap337 is too small (1462) 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. [ 1057.644192][T21082] batman_adv: batadv0: Not using interface gretap337 (retrying later): interface not active 17:52:29 executing program 2: r0 = socket$igmp(0x2, 0x3, 0x2) getsockopt$inet_mreqn(r0, 0x0, 0x29, 0x0, &(0x7f0000000240)) 17:52:29 executing program 0: r0 = openat$sw_sync(0xffffffffffffff9c, &(0x7f0000001c40), 0x0, 0x0) ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(r0, 0xc0c89425, 0x0) 17:52:30 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) write$cgroup_pid(r1, &(0x7f00000003c0)=0xffffffffffffffff, 0x12) (async) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async, rerun: 64) r4 = getpgrp(0xffffffffffffffff) (async, rerun: 64) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)) ioctl$AUTOFS_DEV_IOCTL_CATATONIC(0xffffffffffffffff, 0xc0189379, &(0x7f0000000300)={{0x1, 0x1, 0x18, r3}, './file0\x00'}) openat$cgroup_procs(r2, &(0x7f0000000380)='cgroup.procs\x00', 0x2, 0x0) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f0000000340)=0x0) ptrace$poke(0x4, r6, &(0x7f0000000100), 0x2) (async) syz_clone3(&(0x7f0000000280)={0x20808400, &(0x7f0000000080), &(0x7f0000000100), &(0x7f0000000180), {0x6}, &(0x7f0000001580)=""/4096, 0x1000, &(0x7f00000001c0)=""/76, &(0x7f0000000240)=[r4, 0xffffffffffffffff, 0xffffffffffffffff, r6, 0xffffffffffffffff, 0xffffffffffffffff], 0x6, {r0}}, 0x58) (async, rerun: 64) r7 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) (async, rerun: 64) pipe2(0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r7, 0x12) 17:52:30 executing program 3: r0 = syz_open_dev$media(&(0x7f00000002c0), 0x0, 0x0) r1 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_TIMEOUT(r1, 0xc018937a, &(0x7f0000000040)={{0x1, 0x1, 0x18, r0}, './file0\x00'}) 17:52:30 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x5c000000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:30 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xa000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:30 executing program 0: r0 = openat$drirender128(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) ioctl$DRM_IOCTL_GEM_OPEN(r0, 0xc010640b, &(0x7f0000000200)) [ 1058.382079][T21101] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap338 [ 1058.400229][T21101] batman_adv: batadv0: Adding interface: gretap338 [ 1058.407083][T21101] batman_adv: batadv0: The MTU of interface gretap338 is too small (1462) 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. [ 1058.433255][T21101] batman_adv: batadv0: Not using interface gretap338 (retrying later): interface not active 17:52:30 executing program 2: openat$vcs(0xffffffffffffff9c, 0x0, 0x402003, 0x0) 17:52:30 executing program 0: openat$sysfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$IP6T_SO_SET_ADD_COUNTERS(r0, 0x29, 0x41, &(0x7f0000000000)={'filter\x00', 0x4, [{}, {}, {}, {}]}, 0x68) 17:52:30 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_buf(r0, 0x6, 0x1f, &(0x7f0000000000)='8', 0x1) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x2, 0x0, 0x0) 17:52:31 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x12, 0x0, 0x0) 17:52:31 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0xff600000, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:31 executing program 2: r0 = io_uring_setup(0x57d9, &(0x7f00000000c0)) mmap$IORING_OFF_SQ_RING(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x0, 0xc3011, r0, 0x0) 17:52:31 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r4 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) 17:52:31 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xa030000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:31 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x30, &(0x7f00000001c0)={{{@in=@dev, @in6=@remote}}, {{@in=@multicast1}, 0x0, @in6=@rand_addr=' \x01\x00'}}, 0xe8) 17:52:31 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmmsg(r0, &(0x7f0000001740)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) [ 1059.723737][T21131] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap339 [ 1059.741573][T21131] batman_adv: batadv0: Adding interface: gretap339 [ 1059.748593][T21131] batman_adv: batadv0: The MTU of interface gretap339 is too small (1462) 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. [ 1059.774814][T21131] batman_adv: batadv0: Not using interface gretap339 (retrying later): interface not active 17:52:31 executing program 0: openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000000), 0x40483, 0x0) 17:52:32 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup/syz0\x00', 0x1ff) (async) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) r4 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) (async) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) 17:52:32 executing program 3: clock_gettime(0x7, &(0x7f0000000580)) 17:52:32 executing program 0: r0 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_UMEM_REG(r0, 0x11b, 0x4, &(0x7f00000001c0)={0x0}, 0x20) 17:52:32 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x38, 0x0, 0x0) 17:52:32 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0xffffff7f, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:32 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xb000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:32 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x2, &(0x7f00000001c0)={{{@in=@dev, @in6=@remote}}, {{@in=@multicast1}, 0x0, @in6=@rand_addr=' \x01\x00'}}, 0xe8) 17:52:32 executing program 3: bpf$PROG_LOAD_XDP(0x5, &(0x7f0000001bc0)={0x7, 0x3, &(0x7f00000008c0)=@framed, &(0x7f0000000940)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) [ 1061.059846][T21154] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap340 [ 1061.077781][T21154] batman_adv: batadv0: Adding interface: gretap340 [ 1061.084688][T21154] batman_adv: batadv0: The MTU of interface gretap340 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 17:52:33 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r4 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup/syz0\x00', 0x1ff) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) (async) openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) (async) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) (async) openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) (async) pipe2(0x0, 0x0) (async) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) (async) [ 1061.110851][T21154] batman_adv: batadv0: Not using interface gretap340 (retrying later): interface not active 17:52:33 executing program 0: sendmsg$BATADV_CMD_GET_MCAST_FLAGS(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, 0x0}, 0x0) sendmsg$BATADV_CMD_SET_HARDIF(0xffffffffffffffff, 0x0, 0x0) sendmsg$BATADV_CMD_SET_HARDIF(0xffffffffffffffff, 0x0, 0x0) sendmsg$BATADV_CMD_GET_GATEWAYS(0xffffffffffffffff, 0x0, 0x0) bpf$MAP_CREATE(0x0, 0x0, 0x0) bpf$MAP_LOOKUP_BATCH(0x18, 0x0, 0x0) socket$nl_generic(0x10, 0x3, 0x10) sendmsg$TIPC_NL_LINK_RESET_STATS(0xffffffffffffffff, &(0x7f00000018c0)={0x0, 0x0, 0x0}, 0x0) socketpair(0x2, 0x6, 0x4, &(0x7f0000001a00)) 17:52:33 executing program 2: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x2, 0x7, 0x4, 0x0, 0x2}, 0x10}}, 0x0) 17:52:33 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xc000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:33 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0xffffffff, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:33 executing program 3: bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000001a00)={0xffffffffffffffff, 0x0, 0x0}, 0x10) 17:52:34 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000180), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) close_range(0xffffffffffffffff, r0, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) pipe2(0x0, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000200)=0x0) write$cgroup_pid(r1, &(0x7f0000000240)=r4, 0x12) ioctl$KVM_SET_SIGNAL_MASK(0xffffffffffffffff, 0x4004ae8b, &(0x7f0000000180)={0x67, "6efd6b458361e9b26e41d43191725a5da54e320ccae33617d140aee90aec7feeba090c5b8598932dbf918149b2aa0da6283e9c55f2d75b74828100c8e7f2ee200fa8ead69e067884aff9ecedca861770826ea638f10016c6ed7055ec92cb000e9a78d8050c0039"}) write$cgroup_pid(r3, &(0x7f0000001540), 0x12) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000080)=0x0) syz_open_procfs(r5, &(0x7f0000000100)='net/connector\x00') [ 1062.355066][T21182] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap341 [ 1062.372988][T21182] batman_adv: batadv0: Adding interface: gretap341 [ 1062.379823][T21182] batman_adv: batadv0: The MTU of interface gretap341 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 17:52:34 executing program 0: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) write$FUSE_DIRENTPLUS(r0, &(0x7f0000002240)={0x10, 0x3}, 0x10) [ 1062.405648][T21182] batman_adv: batadv0: Not using interface gretap341 (retrying later): interface not active 17:52:34 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL80211_CMD_DEL_STATION(r0, &(0x7f0000000740)={0x0, 0x0, &(0x7f0000000700)={&(0x7f0000000680)={0x14, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @void}}}, 0x14}}, 0x0) 17:52:34 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000180), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) close_range(0xffffffffffffffff, r0, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) pipe2(0x0, 0x0) (async) pipe2(0x0, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000200)=0x0) write$cgroup_pid(r1, &(0x7f0000000240)=r4, 0x12) ioctl$KVM_SET_SIGNAL_MASK(0xffffffffffffffff, 0x4004ae8b, &(0x7f0000000180)={0x67, "6efd6b458361e9b26e41d43191725a5da54e320ccae33617d140aee90aec7feeba090c5b8598932dbf918149b2aa0da6283e9c55f2d75b74828100c8e7f2ee200fa8ead69e067884aff9ecedca861770826ea638f10016c6ed7055ec92cb000e9a78d8050c0039"}) (async) ioctl$KVM_SET_SIGNAL_MASK(0xffffffffffffffff, 0x4004ae8b, &(0x7f0000000180)={0x67, "6efd6b458361e9b26e41d43191725a5da54e320ccae33617d140aee90aec7feeba090c5b8598932dbf918149b2aa0da6283e9c55f2d75b74828100c8e7f2ee200fa8ead69e067884aff9ecedca861770826ea638f10016c6ed7055ec92cb000e9a78d8050c0039"}) write$cgroup_pid(r3, &(0x7f0000001540), 0x12) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000080)) (async) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000080)=0x0) syz_open_procfs(r5, &(0x7f0000000100)='net/connector\x00') 17:52:34 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xc020000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:35 executing program 0: r0 = socket$inet_dccp(0x2, 0x6, 0x0) connect$inet(r0, &(0x7f0000772000), 0x10) 17:52:35 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x4, 0x7, 0x0, 0x100, 0xf50034, r1}) [ 1063.634079][T21255] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap342 [ 1063.651579][T21255] batman_adv: batadv0: Adding interface: gretap342 [ 1063.658638][T21255] batman_adv: batadv0: The MTU of interface gretap342 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1063.688396][T21255] batman_adv: batadv0: Not using interface gretap342 (retrying later): interface not active 17:52:36 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000180), 0x200002, 0x0) openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) (async) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) close_range(0xffffffffffffffff, r0, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) pipe2(0x0, 0x0) (async) pipe2(0x0, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000200)=0x0) write$cgroup_pid(r1, &(0x7f0000000240)=r4, 0x12) (async) write$cgroup_pid(r1, &(0x7f0000000240)=r4, 0x12) ioctl$KVM_SET_SIGNAL_MASK(0xffffffffffffffff, 0x4004ae8b, &(0x7f0000000180)={0x67, "6efd6b458361e9b26e41d43191725a5da54e320ccae33617d140aee90aec7feeba090c5b8598932dbf918149b2aa0da6283e9c55f2d75b74828100c8e7f2ee200fa8ead69e067884aff9ecedca861770826ea638f10016c6ed7055ec92cb000e9a78d8050c0039"}) write$cgroup_pid(r3, &(0x7f0000001540), 0x12) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000080)=0x0) syz_open_procfs(r5, &(0x7f0000000100)='net/connector\x00') 17:52:37 executing program 2: socket(0x1, 0x0, 0xfa17) 17:52:37 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_buf(r0, 0x6, 0x0, &(0x7f00000000c0)="6cd825a0", 0x4) 17:52:38 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000040)=@ipv4_delroute={0x1c, 0x19, 0x1}, 0x1c}}, 0x0) 17:52:38 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xd000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:39 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x4a, 0x0, 0x0) 17:52:39 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) openat$cgroup_int(r2, &(0x7f0000000080)='hugetlb.2MB.limit_in_bytes\x00', 0x2, 0x0) r4 = syz_clone(0x0, &(0x7f0000000180)="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", 0x140, 0x0, 0x0, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r5, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r6}) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r6, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r8 = fcntl$dupfd(r7, 0x0, r7) setsockopt$IPT_SO_SET_REPLACE(r8, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r8, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r6}) openat$cgroup(r8, &(0x7f0000000100)='syz0\x00', 0x200002, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) 17:52:39 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x78, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:39 executing program 0: r0 = openat2(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', &(0x7f0000000040)={0xb8042}, 0x18) ioctl$FS_IOC_RESVSP(r0, 0x40305828, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x1f000000}) openat$rtc(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$RTC_WKALM_SET(0xffffffffffffffff, 0x4028700f, &(0x7f0000000140)={0x2}) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) read$FUSE(0xffffffffffffffff, 0x0, 0x0) [ 1068.192958][T21365] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap343 [ 1068.210226][T21365] batman_adv: batadv0: Adding interface: gretap343 [ 1068.217083][T21365] batman_adv: batadv0: The MTU of interface gretap343 is too small (1462) 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. [ 1068.243332][T21365] batman_adv: batadv0: Not using interface gretap343 (retrying later): interface not active 17:52:41 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xe000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:41 executing program 3: bpf$PROG_LOAD_XDP(0x5, &(0x7f0000001bc0)={0x6, 0x4, &(0x7f0000000000)=@framed={{}, [@exit]}, &(0x7f0000000940)='syzkaller\x00', 0x3, 0x1000, &(0x7f0000000980)=""/4096, 0x0, 0x0, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) 17:52:41 executing program 0: fanotify_init(0x1, 0x0) 17:52:41 executing program 2: bpf$MAP_CREATE(0x0, &(0x7f0000000040)=@base={0x16, 0x0, 0x7, 0x6, 0x800}, 0x48) 17:52:41 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x2, 0x0, 0x100, 0xf50034, r1}) 17:52:42 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async, rerun: 64) openat$cgroup_int(r2, &(0x7f0000000080)='hugetlb.2MB.limit_in_bytes\x00', 0x2, 0x0) (async, rerun: 64) r4 = syz_clone(0x0, &(0x7f0000000180)="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", 0x140, 0x0, 0x0, 0x0) (async) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r5, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r6}) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r6, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) (async) r8 = fcntl$dupfd(r7, 0x0, r7) setsockopt$IPT_SO_SET_REPLACE(r8, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) (async) ioctl$sock_inet6_SIOCADDRT(r8, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r6}) (async) openat$cgroup(r8, &(0x7f0000000100)='syz0\x00', 0x200002, 0x0) pipe2(0x0, 0x0) (async) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) [ 1070.207136][T21381] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap344 [ 1070.224602][T21381] batman_adv: batadv0: Adding interface: gretap344 [ 1070.231300][T21381] batman_adv: batadv0: The MTU of interface gretap344 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1070.261100][T21381] batman_adv: batadv0: Not using interface gretap344 (retrying later): interface not active 17:52:42 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$batadv(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$BATADV_CMD_GET_DAT_CACHE(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1}, 0x14}}, 0x0) 17:52:42 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xf000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:42 executing program 2: r0 = syz_open_dev$media(&(0x7f00000002c0), 0x0, 0x0) ioctl$MEDIA_IOC_G_TOPOLOGY(r0, 0xc0487c04, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x1, 0x0, &(0x7f0000000080)=[{}], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) 17:52:42 executing program 3: syz_io_uring_setup(0x60aa, &(0x7f0000000200), &(0x7f0000fec000/0x14000)=nil, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000000280), 0x0) syz_io_uring_setup(0x164, &(0x7f0000000300), &(0x7f0000fff000/0x1000)=nil, &(0x7f0000ff1000/0x3000)=nil, &(0x7f0000000380), &(0x7f00000003c0)) 17:52:42 executing program 0: openat$capi20(0xffffffffffffff9c, &(0x7f0000000100), 0x4000, 0x0) [ 1070.846448][T21397] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap345 [ 1070.863960][T21397] batman_adv: batadv0: Adding interface: gretap345 [ 1070.870677][T21397] batman_adv: batadv0: The MTU of interface gretap345 is too small (1462) 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. [ 1070.896551][T21397] batman_adv: batadv0: Not using interface gretap345 (retrying later): interface not active 17:52:43 executing program 0: r0 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) ioctl$EVIOCSREP(r0, 0x40084503, 0x0) 17:52:43 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0xa, 0x0, 0x100, 0xf50034, r1}) 17:52:43 executing program 2: syz_usb_connect(0x0, 0x36, &(0x7f0000000680)={{0x12, 0x1, 0x0, 0x6c, 0x8a, 0x7f, 0x8, 0x19d2, 0x62, 0x9838, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x3a, 0x4, 0x2, 0xff, 0xff, 0xff, 0x0, [], [{}, {}]}}]}}]}}, 0x0) 17:52:43 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x39, &(0x7f00000001c0)={{{@in=@dev, @in6=@remote}}, {{@in=@multicast1}, 0x0, @in6=@rand_addr=' \x01\x00'}}, 0x4) 17:52:43 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) openat$cgroup_int(r2, &(0x7f0000000080)='hugetlb.2MB.limit_in_bytes\x00', 0x2, 0x0) r4 = syz_clone(0x0, &(0x7f0000000180)="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", 0x140, 0x0, 0x0, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r5, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r6}) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r6, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r8 = fcntl$dupfd(r7, 0x0, r7) setsockopt$IPT_SO_SET_REPLACE(r8, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r8, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r6}) openat$cgroup(r8, &(0x7f0000000100)='syz0\x00', 0x200002, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) (async) openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) (async) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) (async) openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) openat$cgroup_int(r2, &(0x7f0000000080)='hugetlb.2MB.limit_in_bytes\x00', 0x2, 0x0) (async) syz_clone(0x0, &(0x7f0000000180)="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", 0x140, 0x0, 0x0, 0x0) (async) socket$inet6_tcp(0xa, 0x1, 0x0) (async) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r5, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00'}) (async) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r6}) (async) socket$inet6_tcp(0xa, 0x1, 0x0) (async) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r6, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) (async) fcntl$dupfd(r7, 0x0, r7) (async) setsockopt$IPT_SO_SET_REPLACE(r8, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) (async) ioctl$sock_inet6_SIOCADDRT(r8, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r6}) (async) openat$cgroup(r8, &(0x7f0000000100)='syz0\x00', 0x200002, 0x0) (async) pipe2(0x0, 0x0) (async) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) (async) 17:52:43 executing program 3: r0 = syz_open_dev$vim2m(&(0x7f0000000000), 0x9, 0x2) ioctl$vim2m_VIDIOC_S_FMT(r0, 0xc0d05605, &(0x7f0000000040)={0x1, @vbi}) 17:52:43 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x10000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:44 executing program 0: r0 = epoll_create1(0x0) epoll_pwait(r0, &(0x7f00000001c0)=[{}], 0x1, 0x0, 0x0, 0x0) [ 1072.023258][ T1527] usb 3-1: new high-speed USB device number 32 using dummy_hcd [ 1072.053070][T21424] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap346 [ 1072.070340][T21424] batman_adv: batadv0: Adding interface: gretap346 [ 1072.077215][T21424] batman_adv: batadv0: The MTU of interface gretap346 is too small (1462) 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. [ 1072.103191][T21424] batman_adv: batadv0: Not using interface gretap346 (retrying later): interface not active 17:52:44 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x64, 0x0, 0x100, 0xf50034, r1}) [ 1072.333343][ T1527] usb 3-1: Using ep0 maxpacket: 8 17:52:44 executing program 3: syz_open_dev$media(&(0x7f00000002c0), 0x0, 0x5c) [ 1072.452779][ T1527] usb 3-1: config 0 has an invalid interface number: 58 but max is 0 [ 1072.461131][ T1527] usb 3-1: config 0 has no interface number 0 [ 1072.467995][ T1527] usb 3-1: config 0 interface 58 altsetting 4 has an invalid endpoint with address 0x0, skipping [ 1072.478978][ T1527] usb 3-1: config 0 interface 58 altsetting 4 has an invalid endpoint with address 0x0, skipping [ 1072.493115][ T1527] usb 3-1: config 0 interface 58 has no altsetting 0 17:52:44 executing program 0: r0 = syz_open_dev$media(&(0x7f00000002c0), 0x0, 0x0) ioctl$MEDIA_IOC_G_TOPOLOGY(r0, 0xc0487c04, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, &(0x7f0000000180)=[{}, {}]}) 17:52:44 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x10030000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1072.853151][ T1527] usb 3-1: New USB device found, idVendor=19d2, idProduct=0062, bcdDevice=98.38 [ 1072.862678][ T1527] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 1072.871001][ T1527] usb 3-1: Product: syz [ 1072.875567][ T1527] usb 3-1: Manufacturer: syz [ 1072.880365][ T1527] usb 3-1: SerialNumber: syz [ 1073.028126][ T1527] usb 3-1: config 0 descriptor?? [ 1073.063826][ T1191] ieee802154 phy0 wpan0: encryption failed: -22 [ 1073.070445][ T1191] ieee802154 phy1 wpan1: encryption failed: -22 17:52:45 executing program 3: r0 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) write$RDMA_USER_CM_CMD_NOTIFY(r0, 0x0, 0x0) [ 1073.114469][ T1527] option 3-1:0.58: GSM modem (1-port) converter detected 17:52:45 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x2a, 0x0, 0x0) [ 1073.253950][T21447] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap347 [ 1073.271142][T21447] batman_adv: batadv0: Adding interface: gretap347 [ 1073.278066][T21447] batman_adv: batadv0: The MTU of interface gretap347 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1073.304096][T21447] batman_adv: batadv0: Not using interface gretap347 (retrying later): interface not active [ 1073.326472][T15963] usb 3-1: USB disconnect, device number 32 [ 1073.336491][T15963] option 3-1:0.58: device disconnected 17:52:46 executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$L2TP_CMD_SESSION_CREATE(r0, 0x0, 0x0) 17:52:46 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x0, 0x100, 0xf50034, r1}) 17:52:46 executing program 0: r0 = openat$capi20(0xffffffffffffff9c, &(0x7f00000004c0), 0x0, 0x0) ioctl$CAPI_MANUFACTURER_CMD(r0, 0x400c4301, 0x0) 17:52:46 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x11000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:46 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={0x0, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034}) r8 = socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000040), 0xffffffffffffffff) r10 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r10, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'}) sendmsg$ETHTOOL_MSG_FEATURES_SET(r8, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000007c0)=ANY=[@ANYBLOB="d0000000", @ANYRES16=r9, @ANYBLOB="010000000000ffffffff0c000000a800038008000200ccbb00009c0005004bce4b79d1a6734f9e64b87a8cd713003bde28d22693c4609a893d8ed01405bec23309aeb07931c76f8ca042a465465c1ad2dabc5d13b29fb785401186ec8d657afc19063643c965886a3a42f0285cec8fe6ccdbb12303e7c00300000000000000c10d6fa25f8d8412790c0801f5b32729e80e2600f512a564f5a440e9dc24cc3f00000000000000167f4721e0b61d5693e7044514000380100003800c00018008000800000000001e9b132475dbb056bd4c1e2ad987025f4611741f655780798d173376"], 0xd0}}, 0x0) ioctl$sock_ipv4_tunnel_SIOCDELTUNNEL(0xffffffffffffffff, 0x89f2, &(0x7f0000000200)={'gretap0\x00', &(0x7f0000000640)=ANY=[@ANYBLOB="73797a746e6c3200005f3c94201a9846b2074da24da6f954f45d774777cf20bbd40e4330cb4e0f549443", @ANYRES32=r5, @ANYBLOB="0020780000000002000000004cbc003000660000fb299078e0000002000000000009a0daa398fd7358070fc0ac1e0001ac141420ac1414aa00000000"]}) sendmsg$ETHTOOL_MSG_CHANNELS_SET(r7, &(0x7f0000000280)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)={0x38, r9, 0x100, 0x70bd2b, 0x25dfdbfc, {}, [@ETHTOOL_A_CHANNELS_COMBINED_COUNT={0x8, 0x9, 0x6}, @ETHTOOL_A_CHANNELS_RX_COUNT={0x8, 0x6, 0x81}, @ETHTOOL_A_CHANNELS_HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r5}]}, @ETHTOOL_A_CHANNELS_COMBINED_COUNT={0x8, 0x9, 0x7}]}, 0x38}, 0x1, 0x0, 0x0, 0x80}, 0x10001010) r11 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r11, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r11, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) r12 = dup3(r2, r3, 0x0) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000080)={@cgroup=r11, r12}, 0x10) r13 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r13, 0x12) 17:52:46 executing program 3: clock_getres(0x0, &(0x7f0000001300)) 17:52:46 executing program 0: bpf$PROG_LOAD_XDP(0x22, &(0x7f0000001bc0)={0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) [ 1074.216798][T21460] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap348 [ 1074.239061][T21460] batman_adv: batadv0: Adding interface: gretap348 [ 1074.245861][T21460] batman_adv: batadv0: The MTU of interface gretap348 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1074.271798][T21460] batman_adv: batadv0: Not using interface gretap348 (retrying later): interface not active 17:52:46 executing program 2: bpf$PROG_LOAD_XDP(0x5, &(0x7f0000001bc0)={0x6, 0x4, &(0x7f00000008c0)=@framed={{}, [@jmp={0x5, 0x0, 0x0, 0x0, 0x0, 0x80}]}, &(0x7f0000000940)='syzkaller\x00', 0x3, 0x1000, &(0x7f0000000980)=""/4096, 0x0, 0x0, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) 17:52:46 executing program 0: r0 = getpid() r1 = getpid() rt_tgsigqueueinfo(r0, r1, 0x0, &(0x7f0000000000)) 17:52:46 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x12000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:46 executing program 3: io_uring_setup(0x1ad5, &(0x7f0000000040)) [ 1074.787675][T21473] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap349 [ 1074.805137][T21473] batman_adv: batadv0: Adding interface: gretap349 [ 1074.811836][T21473] batman_adv: batadv0: The MTU of interface gretap349 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1074.838693][T21473] batman_adv: batadv0: Not using interface gretap349 (retrying later): interface not active 17:52:47 executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f00000008c0)={0x0, 0x0, 0x0, &(0x7f0000000700)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) 17:52:47 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x2, 0x100, 0xf50034, r1}) 17:52:47 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000001c0)={{{@in=@dev, @in6=@remote}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}, {{@in=@multicast1}, 0x0, @in6=@rand_addr=' \x01\x00'}}, 0xe8) [ 1075.117460][T21474] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 17:52:47 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x14000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:47 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$TIPC_CMD_SHOW_NAME_TABLE(r0, &(0x7f0000000cc0)={&(0x7f0000000c00)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x30, 0x0, 0x0, 0x0, 0x0, {{}, {}, {0x14}}}, 0x30}}, 0x0) [ 1075.586334][T21495] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap350 [ 1075.604006][T21495] batman_adv: batadv0: Adding interface: gretap350 [ 1075.610734][T21495] batman_adv: batadv0: The MTU of interface gretap350 is too small (1462) 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. [ 1075.636927][T21495] batman_adv: batadv0: Not using interface gretap350 (retrying later): interface not active 17:52:48 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) (async) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) (async) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) (async) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={0x0, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034}) r8 = socket$nl_generic(0x10, 0x3, 0x10) (async) r9 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000040), 0xffffffffffffffff) r10 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r10, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'}) sendmsg$ETHTOOL_MSG_FEATURES_SET(r8, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000007c0)=ANY=[@ANYBLOB="d0000000", @ANYRES16=r9, @ANYBLOB="010000000000ffffffff0c000000a800038008000200ccbb00009c0005004bce4b79d1a6734f9e64b87a8cd713003bde28d22693c4609a893d8ed01405bec23309aeb07931c76f8ca042a465465c1ad2dabc5d13b29fb785401186ec8d657afc19063643c965886a3a42f0285cec8fe6ccdbb12303e7c00300000000000000c10d6fa25f8d8412790c0801f5b32729e80e2600f512a564f5a440e9dc24cc3f00000000000000167f4721e0b61d5693e7044514000380100003800c00018008000800000000001e9b132475dbb056bd4c1e2ad987025f4611741f655780798d173376"], 0xd0}}, 0x0) (async) ioctl$sock_ipv4_tunnel_SIOCDELTUNNEL(0xffffffffffffffff, 0x89f2, &(0x7f0000000200)={'gretap0\x00', &(0x7f0000000640)=ANY=[@ANYBLOB="73797a746e6c3200005f3c94201a9846b2074da24da6f954f45d774777cf20bbd40e4330cb4e0f549443", @ANYRES32=r5, @ANYBLOB="0020780000000002000000004cbc003000660000fb299078e0000002000000000009a0daa398fd7358070fc0ac1e0001ac141420ac1414aa00000000"]}) (async) sendmsg$ETHTOOL_MSG_CHANNELS_SET(r7, &(0x7f0000000280)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)={0x38, r9, 0x100, 0x70bd2b, 0x25dfdbfc, {}, [@ETHTOOL_A_CHANNELS_COMBINED_COUNT={0x8, 0x9, 0x6}, @ETHTOOL_A_CHANNELS_RX_COUNT={0x8, 0x6, 0x81}, @ETHTOOL_A_CHANNELS_HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r5}]}, @ETHTOOL_A_CHANNELS_COMBINED_COUNT={0x8, 0x9, 0x7}]}, 0x38}, 0x1, 0x0, 0x0, 0x80}, 0x10001010) (async) r11 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r11, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) (async) ioctl$sock_inet6_SIOCADDRT(r11, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) (async) r12 = dup3(r2, r3, 0x0) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000080)={@cgroup=r11, r12}, 0x10) (async) r13 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) (async) write$cgroup_pid(r3, &(0x7f0000001540)=r13, 0x12) 17:52:48 executing program 3: bpf$PROG_LOAD_XDP(0x5, &(0x7f0000001bc0)={0x6, 0x3, &(0x7f00000008c0)=@framed={{0x18, 0x0, 0x5}}, &(0x7f0000000940)='syzkaller\x00', 0x3, 0x1000, &(0x7f0000000980)=""/4096, 0x0, 0x0, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) 17:52:48 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x5, 0x0, 0x0) 17:52:48 executing program 0: openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000001140), 0x2, 0x0) 17:52:48 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x16b29989, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:48 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x3, 0x100, 0xf50034, r1}) [ 1076.455314][T21506] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap351 [ 1076.473075][T21506] batman_adv: batadv0: Adding interface: gretap351 17:52:48 executing program 0: bpf$PROG_LOAD_XDP(0x5, &(0x7f0000001bc0)={0x6, 0x1, &(0x7f0000000000)=@raw=[@exit], &(0x7f0000000940)='syzkaller\x00', 0x3, 0x1000, &(0x7f0000000980)=""/4096, 0x0, 0x0, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) [ 1076.484160][T21506] batman_adv: batadv0: The MTU of interface gretap351 is too small (1462) 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. [ 1076.510517][T21506] batman_adv: batadv0: Not using interface gretap351 (retrying later): interface not active 17:52:48 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x1e, &(0x7f00000001c0)={{{@in=@dev, @in6=@remote}}, {{@in=@multicast1}, 0x0, @in6=@rand_addr=' \x01\x00'}}, 0xe8) 17:52:48 executing program 2: syz_io_uring_setup(0x5db6, &(0x7f0000000140)={0x0, 0x0, 0x2}, &(0x7f0000ffe000/0x1000)=nil, &(0x7f0000ffe000/0x1000)=nil, &(0x7f00000001c0), &(0x7f0000000200)) 17:52:48 executing program 0: bpf$PROG_LOAD_XDP(0x5, &(0x7f0000001bc0)={0x6, 0x3, &(0x7f00000008c0)=@framed={{0x18, 0x0, 0x6}}, &(0x7f0000000940)='syzkaller\x00', 0x3, 0x1000, &(0x7f0000000980)=""/4096, 0x0, 0x0, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) [ 1076.881126][T21515] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 17:52:49 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x19010000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:49 executing program 0: r0 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) write$FUSE_DIRENTPLUS(r0, &(0x7f0000002240)={0x10}, 0x1000000000000) [ 1077.440242][T21530] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap352 [ 1077.457887][T21530] batman_adv: batadv0: Adding interface: gretap352 [ 1077.464690][T21530] batman_adv: batadv0: The MTU of interface gretap352 is too small (1462) 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. [ 1077.490564][T21530] batman_adv: batadv0: Not using interface gretap352 (retrying later): interface not active 17:52:49 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) socket$inet6_tcp(0xa, 0x1, 0x0) (async) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={0x0, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) (async) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={0x0, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034}) (async) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034}) r8 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ethtool(&(0x7f0000000040), 0xffffffffffffffff) (async) r9 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000040), 0xffffffffffffffff) socket$inet6_udp(0xa, 0x2, 0x0) (async) r10 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r10, 0x8933, &(0x7f0000000000)={'batadv_slave_0\x00'}) sendmsg$ETHTOOL_MSG_FEATURES_SET(r8, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000007c0)=ANY=[@ANYBLOB="d0000000", @ANYRES16=r9, @ANYBLOB="010000000000ffffffff0c000000a800038008000200ccbb00009c0005004bce4b79d1a6734f9e64b87a8cd713003bde28d22693c4609a893d8ed01405bec23309aeb07931c76f8ca042a465465c1ad2dabc5d13b29fb785401186ec8d657afc19063643c965886a3a42f0285cec8fe6ccdbb12303e7c00300000000000000c10d6fa25f8d8412790c0801f5b32729e80e2600f512a564f5a440e9dc24cc3f00000000000000167f4721e0b61d5693e7044514000380100003800c00018008000800000000001e9b132475dbb056bd4c1e2ad987025f4611741f655780798d173376"], 0xd0}}, 0x0) (async) sendmsg$ETHTOOL_MSG_FEATURES_SET(r8, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000007c0)=ANY=[@ANYBLOB="d0000000", @ANYRES16=r9, @ANYBLOB="010000000000ffffffff0c000000a800038008000200ccbb00009c0005004bce4b79d1a6734f9e64b87a8cd713003bde28d22693c4609a893d8ed01405bec23309aeb07931c76f8ca042a465465c1ad2dabc5d13b29fb785401186ec8d657afc19063643c965886a3a42f0285cec8fe6ccdbb12303e7c00300000000000000c10d6fa25f8d8412790c0801f5b32729e80e2600f512a564f5a440e9dc24cc3f00000000000000167f4721e0b61d5693e7044514000380100003800c00018008000800000000001e9b132475dbb056bd4c1e2ad987025f4611741f655780798d173376"], 0xd0}}, 0x0) ioctl$sock_ipv4_tunnel_SIOCDELTUNNEL(0xffffffffffffffff, 0x89f2, &(0x7f0000000200)={'gretap0\x00', &(0x7f0000000640)=ANY=[@ANYBLOB="73797a746e6c3200005f3c94201a9846b2074da24da6f954f45d774777cf20bbd40e4330cb4e0f549443", @ANYRES32=r5, @ANYBLOB="0020780000000002000000004cbc003000660000fb299078e0000002000000000009a0daa398fd7358070fc0ac1e0001ac141420ac1414aa00000000"]}) sendmsg$ETHTOOL_MSG_CHANNELS_SET(r7, &(0x7f0000000280)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)={0x38, r9, 0x100, 0x70bd2b, 0x25dfdbfc, {}, [@ETHTOOL_A_CHANNELS_COMBINED_COUNT={0x8, 0x9, 0x6}, @ETHTOOL_A_CHANNELS_RX_COUNT={0x8, 0x6, 0x81}, @ETHTOOL_A_CHANNELS_HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r5}]}, @ETHTOOL_A_CHANNELS_COMBINED_COUNT={0x8, 0x9, 0x7}]}, 0x38}, 0x1, 0x0, 0x0, 0x80}, 0x10001010) (async) sendmsg$ETHTOOL_MSG_CHANNELS_SET(r7, &(0x7f0000000280)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000240)={&(0x7f0000000600)={0x38, r9, 0x100, 0x70bd2b, 0x25dfdbfc, {}, [@ETHTOOL_A_CHANNELS_COMBINED_COUNT={0x8, 0x9, 0x6}, @ETHTOOL_A_CHANNELS_RX_COUNT={0x8, 0x6, 0x81}, @ETHTOOL_A_CHANNELS_HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r5}]}, @ETHTOOL_A_CHANNELS_COMBINED_COUNT={0x8, 0x9, 0x7}]}, 0x38}, 0x1, 0x0, 0x0, 0x80}, 0x10001010) r11 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r11, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r11, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) (async) ioctl$sock_inet6_SIOCADDRT(r11, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) r12 = dup3(r2, r3, 0x0) bpf$BPF_PROG_DETACH(0x9, &(0x7f0000000080)={@cgroup=r11, r12}, 0x10) r13 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r13, 0x12) (async) write$cgroup_pid(r3, &(0x7f0000001540)=r13, 0x12) 17:52:49 executing program 3: r0 = socket$inet_sctp(0x2, 0x1, 0x84) sendmsg$inet_sctp(r0, &(0x7f00000002c0)={&(0x7f0000000000)=@in6={0x1c, 0x1c}, 0x1c, 0x0}, 0x0) 17:52:49 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x4, 0x100, 0xf50034, r1}) 17:52:49 executing program 0: r0 = syz_open_dev$loop(&(0x7f00000001c0), 0x0, 0x0) r1 = syz_open_dev$loop(&(0x7f0000000000), 0x6, 0x0) ioctl$LOOP_SET_FD(r0, 0x4c00, r1) 17:52:49 executing program 2: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$RDMA_USER_CM_CMD_MIGRATE_ID(r0, &(0x7f0000000080)={0x12, 0x10, 0xfa00, {0x0, 0xffffffffffffffff, r0}}, 0x18) 17:52:50 executing program 0: bpf$BPF_BTF_LOAD(0x12, &(0x7f0000001280)={&(0x7f00000010c0)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x2, [@restrict]}}, &(0x7f00000011c0)=""/181, 0x26, 0xb5, 0x1}, 0x20) 17:52:50 executing program 3: write$binfmt_script(0xffffffffffffffff, 0x0, 0x49) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f0000000080)=0x2) process_vm_readv(r0, &(0x7f0000008400)=[{&(0x7f0000000300)=""/54, 0x7ffff000}, {&(0x7f0000006180)=""/152, 0x98}], 0x2, &(0x7f0000008640)=[{&(0x7f0000008480)=""/95, 0x7ffff000}], 0x286, 0x0) close(0xffffffffffffffff) socket$packet(0x11, 0x3, 0x300) getpid() r1 = socket$unix(0x1, 0x5, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) r3 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r3, &(0x7f0000000000), 0x10) sendmsg$can_bcm(r3, &(0x7f0000000200)={&(0x7f0000000340)={0x1d, r2, 0x3f420f00}, 0x10, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="01000000d7fe73502bd8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r1, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) prlimit64(0x0, 0x0, 0x0, 0x0) syz_open_procfs(r0, &(0x7f00000000c0)='net/protocols\x00') socket$inet_udplite(0x2, 0x2, 0x88) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x10) connect$unix(0xffffffffffffffff, 0x0, 0x0) r4 = openat$loop_ctrl(0xffffff9c, &(0x7f0000000040), 0x0, 0x0) ioctl$LOOP_CTL_ADD(r4, 0x4c80, 0x0) close(0xffffffffffffffff) ftruncate(0xffffffffffffffff, 0x0) sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x80001d00c0d0) ioctl$LOOP_CTL_REMOVE(r4, 0x4c81, 0x0) sendmmsg$unix(0xffffffffffffffff, &(0x7f0000000700), 0x0, 0x1045) r5 = syz_open_dev$vivid(&(0x7f0000000140), 0x1, 0x2) ioctl$EXT4_IOC_SETFSUUID(r5, 0x4008662c, &(0x7f0000000180)={0x0, 0x0, "2a53e53ed9d1e365fb7b58d4b189afa2"}) 17:52:50 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x1a010000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:50 executing program 0: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000340)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f00000000c0), 0x12) write$cgroup_pid(0xffffffffffffffff, 0x0, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r2 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r3 = dup(r2) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) syz_io_uring_setup(0x0, &(0x7f00000001c0), &(0x7f0000ffb000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000040)=0x0, &(0x7f00000000c0)=0x0) syz_io_uring_submit(r4, r5, &(0x7f0000000080)=@IORING_OP_OPENAT2={0x1c, 0x0, 0x0, 0xffffffffffffffff, &(0x7f0000000440), &(0x7f0000000480)='./file0\x00', 0x18}, 0x0) ioctl$USBDEVFS_IOCTL(0xffffffffffffffff, 0xc0105512, &(0x7f0000000040)=@usbdevfs_connect={0x0, 0x5517, 0x48000000}) r6 = syz_open_dev$usbfs(&(0x7f0000000180), 0x77, 0x1) ioctl$USBDEVFS_IOCTL(r6, 0xc0105512, &(0x7f0000000040)=@usbdevfs_connect={0x0, 0x5517, 0x48000000}) [ 1078.487863][T21550] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap353 [ 1078.509035][T21550] batman_adv: batadv0: Adding interface: gretap353 [ 1078.515827][T21550] batman_adv: batadv0: The MTU of interface gretap353 is too small (1462) 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. [ 1078.541629][T21550] batman_adv: batadv0: Not using interface gretap353 (retrying later): interface not active 17:52:50 executing program 2: r0 = syz_open_dev$cec(&(0x7f0000000b80), 0x3, 0x2) ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(r0, 0xd000943d, 0x0) 17:52:50 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x5, 0x100, 0xf50034, r1}) [ 1079.411107][T21558] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 17:52:51 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x1a110000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1079.563416][T21565] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1079.897940][T21570] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap354 [ 1079.915839][T21570] batman_adv: batadv0: Adding interface: gretap354 [ 1079.922879][T21570] batman_adv: batadv0: The MTU of interface gretap354 is too small (1462) 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. [ 1079.948802][T21570] batman_adv: batadv0: Not using interface gretap354 (retrying later): interface not active 17:52:52 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net/syz1\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000040), 0x10000, 0x0) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) ioctl$DMA_HEAP_IOCTL_ALLOC(0xffffffffffffffff, 0xc0184800, &(0x7f0000000100)={0x8, r0}) write$cgroup_pid(r3, &(0x7f0000000080)=r2, 0x12) r4 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) preadv(r1, &(0x7f00000002c0)=[{&(0x7f0000000180)=""/49, 0x31}, {&(0x7f00000001c0)=""/20, 0x14}, {&(0x7f0000000240)=""/55, 0x37}, {&(0x7f0000000280)=""/58, 0x3a}], 0x4, 0x3, 0x10) r5 = openat$cgroup_procs(r4, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r6 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) r7 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$VT_RESIZE(r7, 0x5609, 0x0) ioctl$TIOCGPKT(r7, 0x80045438, 0x0) sendfile(r0, r7, &(0x7f0000000600)=0x8000, 0x3ff) timer_create(0x0, &(0x7f0000000440)={0x0, 0x25, 0x2, @thr={&(0x7f0000000300)="1eb4827af251e4b4ad605cd2d537c829775843372f71297c72bc491166b4abb9033cc12f5e801c8ecbbfc6aeff3a32c230df0a", &(0x7f0000000340)="6be5a4f07c64f3d85bf8dc3adf114a6ce41446f5bf0209813a69306489da37ba29ed5337234117bf0233b8ada8b22a33ba7580d7d70440cd13a080d53b24e445a73914026886116d2020dd4e10c6e60002bdc60079e4c07bbe4c53b3c0f8e599d72e6b9cc064c90ab256d5049b5ff11b65024f3d27e287e67abea278251be9f1926f3947cd954c0e4e3bfa064c69334f64a15d73b1e7769a9171497606e9187b74308028a566b452b62d407b055b6a5742b308775e04349e81e4670f1326ef9a2d2a359e4c68497d0e7f53f716d1668a2f2387386fd6e0beae7c9b1ff32b41a6642b53114ccfa7"}}, &(0x7f00000005c0)) write$cgroup_pid(r5, &(0x7f0000001540)=r6, 0x12) 17:52:52 executing program 2: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x0, 0x10, 0xffffffffffffffff, 0x0) r0 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) tkill(r0, 0x2d) move_pages(r0, 0x0, 0x0, &(0x7f0000000080), 0x0, 0x0) 17:52:52 executing program 0: r0 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0) ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r0, 0xc02064b2, 0x0) r1 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0) mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x0, 0x12, r1, 0x100004000) 17:52:52 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x6, 0x100, 0xf50034, r1}) 17:52:52 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x1c020000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1080.764097][T21577] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap355 [ 1080.781724][T21577] batman_adv: batadv0: Adding interface: gretap355 [ 1080.788532][T21577] batman_adv: batadv0: The MTU of interface gretap355 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1080.814266][T21577] batman_adv: batadv0: Not using interface gretap355 (retrying later): interface not active 17:52:53 executing program 0: r0 = socket$inet6_sctp(0x1c, 0x5, 0x84) connect$inet6(r0, &(0x7f0000000400)={0x1c, 0x1c, 0x3}, 0x1c) r1 = dup2(r0, r0) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r1, 0x84, 0x18, &(0x7f0000000100), 0x4) 17:52:54 executing program 3: r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0xa, &(0x7f0000000000)={0x0, @in, 0x401, 0x0, 0x302, 0x0, 0x3ff}, 0x98) 17:52:54 executing program 2: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x0, 0x10, 0xffffffffffffffff, 0x0) r0 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) tkill(r0, 0x2d) move_pages(r0, 0x0, 0x0, &(0x7f0000000080), 0x0, 0x0) 17:52:54 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x20000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:54 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x7, 0x100, 0xf50034, r1}) 17:52:54 executing program 0: r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) dup2(r1, r0) 17:52:54 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net/syz1\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000040), 0x10000, 0x0) getpid() (async) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) ioctl$DMA_HEAP_IOCTL_ALLOC(0xffffffffffffffff, 0xc0184800, &(0x7f0000000100)={0x8, r0}) write$cgroup_pid(r3, &(0x7f0000000080)=r2, 0x12) (async) write$cgroup_pid(r3, &(0x7f0000000080)=r2, 0x12) r4 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) preadv(r1, &(0x7f00000002c0)=[{&(0x7f0000000180)=""/49, 0x31}, {&(0x7f00000001c0)=""/20, 0x14}, {&(0x7f0000000240)=""/55, 0x37}, {&(0x7f0000000280)=""/58, 0x3a}], 0x4, 0x3, 0x10) r5 = openat$cgroup_procs(r4, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) (async) r6 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) r7 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$VT_RESIZE(r7, 0x5609, 0x0) (async) ioctl$VT_RESIZE(r7, 0x5609, 0x0) ioctl$TIOCGPKT(r7, 0x80045438, 0x0) (async) ioctl$TIOCGPKT(r7, 0x80045438, 0x0) sendfile(r0, r7, &(0x7f0000000600)=0x8000, 0x3ff) timer_create(0x0, &(0x7f0000000440)={0x0, 0x25, 0x2, @thr={&(0x7f0000000300)="1eb4827af251e4b4ad605cd2d537c829775843372f71297c72bc491166b4abb9033cc12f5e801c8ecbbfc6aeff3a32c230df0a", &(0x7f0000000340)="6be5a4f07c64f3d85bf8dc3adf114a6ce41446f5bf0209813a69306489da37ba29ed5337234117bf0233b8ada8b22a33ba7580d7d70440cd13a080d53b24e445a73914026886116d2020dd4e10c6e60002bdc60079e4c07bbe4c53b3c0f8e599d72e6b9cc064c90ab256d5049b5ff11b65024f3d27e287e67abea278251be9f1926f3947cd954c0e4e3bfa064c69334f64a15d73b1e7769a9171497606e9187b74308028a566b452b62d407b055b6a5742b308775e04349e81e4670f1326ef9a2d2a359e4c68497d0e7f53f716d1668a2f2387386fd6e0beae7c9b1ff32b41a6642b53114ccfa7"}}, &(0x7f00000005c0)) (async) timer_create(0x0, &(0x7f0000000440)={0x0, 0x25, 0x2, @thr={&(0x7f0000000300)="1eb4827af251e4b4ad605cd2d537c829775843372f71297c72bc491166b4abb9033cc12f5e801c8ecbbfc6aeff3a32c230df0a", &(0x7f0000000340)="6be5a4f07c64f3d85bf8dc3adf114a6ce41446f5bf0209813a69306489da37ba29ed5337234117bf0233b8ada8b22a33ba7580d7d70440cd13a080d53b24e445a73914026886116d2020dd4e10c6e60002bdc60079e4c07bbe4c53b3c0f8e599d72e6b9cc064c90ab256d5049b5ff11b65024f3d27e287e67abea278251be9f1926f3947cd954c0e4e3bfa064c69334f64a15d73b1e7769a9171497606e9187b74308028a566b452b62d407b055b6a5742b308775e04349e81e4670f1326ef9a2d2a359e4c68497d0e7f53f716d1668a2f2387386fd6e0beae7c9b1ff32b41a6642b53114ccfa7"}}, &(0x7f00000005c0)) write$cgroup_pid(r5, &(0x7f0000001540)=r6, 0x12) [ 1082.816834][T21605] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap356 [ 1082.838883][T21605] batman_adv: batadv0: Adding interface: gretap356 [ 1082.845724][T21605] batman_adv: batadv0: The MTU of interface gretap356 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1082.871629][T21605] batman_adv: batadv0: Not using interface gretap356 (retrying later): interface not active 17:52:55 executing program 0: openat$audio(0xffffffffffffff9c, 0x0, 0x0, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0xd, 0x0, 0x0) r0 = openat$dsp1(0xffffffffffffff9c, &(0x7f00000002c0), 0x0, 0x0) read$dsp(r0, &(0x7f0000000300)=""/169, 0xa9) ioctl$SNDCTL_DSP_SETDUPLEX(0xffffffffffffffff, 0x5016, 0x0) openat$vnet(0xffffffffffffff9c, 0x0, 0x2, 0x0) socket$inet_smc(0x2b, 0x1, 0x0) write$dsp(0xffffffffffffffff, 0x0, 0x0) 17:52:55 executing program 3: r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000001800), 0x1, 0x0) write$dsp(r0, &(0x7f0000001840)='4', 0x1) 17:52:55 executing program 2: r0 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r0, &(0x7f0000000200)={0x10, 0x2}, 0x10) connect$inet(r0, &(0x7f0000000040)={0x10, 0x2}, 0x10) sendmsg$inet_sctp(r0, &(0x7f0000001400)={0x0, 0x0, &(0x7f0000001300)=[{&(0x7f00000001c0)="6c9588fcd65630c4662520d4d9c20e624b62a69155dc52fc4c6e1cc1b25dae0b69ef588a7745bfc71476b9d94ad42549ab6968e024b44b32ad346cab2a73", 0x3e}, {&(0x7f0000000f00)="650939e8965d0156eb18eb2ba1412a3187d6df1f9c2046388c1e255ea1ea8196f897651517eae6c6553781701213e203e4", 0x31}, {&(0x7f0000000f40)="76a72489f969cefbae8fe8cbf9e82e7bc5a84ea48b9f36c65d0340796df0d74900b5", 0x22}, {0x0}, {0x0}], 0x5}, 0x0) 17:52:55 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x22030000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:55 executing program 2: r0 = openat$dsp1(0xffffffffffffff9c, &(0x7f00000002c0), 0x0, 0x0) ioctl$SNDCTL_DSP_GETBLKSIZE(r0, 0xc0045004, 0x0) 17:52:55 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x8, 0x100, 0xf50034, r1}) [ 1083.841370][T21625] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap357 [ 1083.863690][T21625] batman_adv: batadv0: Adding interface: gretap357 17:52:55 executing program 3: openat$dsp1(0xffffffffffffff9c, &(0x7f00000003c0), 0x1, 0x0) openat$adsp1(0xffffffffffffff9c, &(0x7f00000006c0), 0x0, 0x0) [ 1083.870399][T21625] batman_adv: batadv0: The MTU of interface gretap357 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1083.896243][T21625] batman_adv: batadv0: Not using interface gretap357 (retrying later): interface not active 17:52:56 executing program 0: mmap$IORING_OFF_SQES(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x4082130, 0xffffffffffffffff, 0x10000000) 17:52:56 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000200)=ANY=[@ANYBLOB="12010000000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f0009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r1, 0x400c4807, 0x0) 17:52:56 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x24000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:56 executing program 0: syz_usb_connect(0x0, 0x3f, &(0x7f0000000240)=ANY=[@ANYBLOB="11010000733336088dea1adb23610000000109022d0001100000000904000003fe03010009cd8d1f000200000009050502000500000009058b1e70"], 0x0) [ 1084.686448][T21644] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap358 [ 1084.704069][T21644] batman_adv: batadv0: Adding interface: gretap358 [ 1084.710768][T21644] batman_adv: batadv0: The MTU of interface gretap358 is too small (1462) 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. 17:52:56 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.net/syz1\x00', 0x1ff) (async) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) (async) openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000040), 0x10000, 0x0) (async) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) (async) ioctl$DMA_HEAP_IOCTL_ALLOC(0xffffffffffffffff, 0xc0184800, &(0x7f0000000100)={0x8, r0}) write$cgroup_pid(r3, &(0x7f0000000080)=r2, 0x12) (async) r4 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) preadv(r1, &(0x7f00000002c0)=[{&(0x7f0000000180)=""/49, 0x31}, {&(0x7f00000001c0)=""/20, 0x14}, {&(0x7f0000000240)=""/55, 0x37}, {&(0x7f0000000280)=""/58, 0x3a}], 0x4, 0x3, 0x10) (async) r5 = openat$cgroup_procs(r4, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) r6 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) (async) pipe2(0x0, 0x0) (async) r7 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$VT_RESIZE(r7, 0x5609, 0x0) (async) ioctl$TIOCGPKT(r7, 0x80045438, 0x0) (async) sendfile(r0, r7, &(0x7f0000000600)=0x8000, 0x3ff) timer_create(0x0, &(0x7f0000000440)={0x0, 0x25, 0x2, @thr={&(0x7f0000000300)="1eb4827af251e4b4ad605cd2d537c829775843372f71297c72bc491166b4abb9033cc12f5e801c8ecbbfc6aeff3a32c230df0a", &(0x7f0000000340)="6be5a4f07c64f3d85bf8dc3adf114a6ce41446f5bf0209813a69306489da37ba29ed5337234117bf0233b8ada8b22a33ba7580d7d70440cd13a080d53b24e445a73914026886116d2020dd4e10c6e60002bdc60079e4c07bbe4c53b3c0f8e599d72e6b9cc064c90ab256d5049b5ff11b65024f3d27e287e67abea278251be9f1926f3947cd954c0e4e3bfa064c69334f64a15d73b1e7769a9171497606e9187b74308028a566b452b62d407b055b6a5742b308775e04349e81e4670f1326ef9a2d2a359e4c68497d0e7f53f716d1668a2f2387386fd6e0beae7c9b1ff32b41a6642b53114ccfa7"}}, &(0x7f00000005c0)) (async) write$cgroup_pid(r5, &(0x7f0000001540)=r6, 0x12) [ 1084.736644][T21644] batman_adv: batadv0: Not using interface gretap358 (retrying later): interface not active [ 1084.952735][T16009] usb 3-1: new high-speed USB device number 33 using dummy_hcd [ 1084.961135][ T5103] usb 1-1: new high-speed USB device number 50 using dummy_hcd 17:52:57 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x9, 0x100, 0xf50034, r1}) 17:52:57 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x24020000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1085.202793][ T5103] usb 1-1: Using ep0 maxpacket: 8 [ 1085.313932][T16009] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1085.325697][T16009] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1085.335862][T16009] usb 3-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 21 [ 1085.349274][T16009] usb 3-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 1085.358723][T16009] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1085.369012][ T5103] usb 1-1: config 16 interface 0 altsetting 0 endpoint 0x5 has invalid maxpacket 1280, setting to 1024 [ 1085.380698][ T5103] usb 1-1: config 16 interface 0 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 1024 [ 1085.394846][ T5103] usb 1-1: config 16 interface 0 altsetting 0 bulk endpoint 0x8B has invalid maxpacket 112 17:52:57 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000000500)={0xa, 0x2, 0x0, @empty}, 0x1c) listen(r0, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) connect$inet(r1, &(0x7f00000000c0)={0x2, 0x2, @dev}, 0x10) recvmsg(r1, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) r2 = accept4$inet6(r0, 0x0, 0x0, 0x0) setsockopt$inet_int(r1, 0x0, 0x2, &(0x7f0000000100)=0x3, 0x4) r3 = dup2(r2, r1) write$P9_RREADLINK(r3, &(0x7f0000000140)=ANY=[], 0xfffffebb) [ 1085.405586][ T5103] usb 1-1: config 16 interface 0 altsetting 0 has 2 endpoint descriptors, different from the interface descriptor's value: 3 [ 1085.418953][ T5103] usb 1-1: New USB device found, idVendor=ea8d, idProduct=db1a, bcdDevice=61.23 [ 1085.428360][ T5103] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1085.515840][T21653] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap359 [ 1085.533550][T21653] batman_adv: batadv0: Adding interface: gretap359 [ 1085.540253][T21653] batman_adv: batadv0: The MTU of interface gretap359 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1085.566287][T21653] batman_adv: batadv0: Not using interface gretap359 (retrying later): interface not active [ 1085.719947][T16009] usb 3-1: config 0 descriptor?? [ 1085.774957][ C0] TCP: request_sock_TCP: Possible SYN flooding on port [::]:2. Sending cookies. 17:52:58 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x25000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1086.015317][ T5103] usb 1-1: usb_control_msg returned -71 [ 1086.021208][ T5103] usbtmc 1-1:16.0: can't read capabilities [ 1086.097587][ T5103] usb 1-1: USB disconnect, device number 50 17:52:58 executing program 3: r0 = openat$dsp1(0xffffffffffffff9c, &(0x7f00000002c0), 0x0, 0x0) read$dsp(r0, &(0x7f0000000300)=""/169, 0xa9) ioctl$SNDCTL_DSP_GETBLKSIZE(r0, 0xc0045004, &(0x7f00000003c0)) 17:52:58 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0xa, 0x100, 0xf50034, r1}) [ 1086.225069][T16009] plantronics 0003:047F:FFFF.000D: No inputs registered, leaving [ 1086.298939][T21667] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap360 [ 1086.322714][T21667] batman_adv: batadv0: Adding interface: gretap360 [ 1086.329521][T21667] batman_adv: batadv0: The MTU of interface gretap360 is too small (1462) 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. [ 1086.355531][T21667] batman_adv: batadv0: Not using interface gretap360 (retrying later): interface not active [ 1086.409816][T16009] plantronics 0003:047F:FFFF.000D: hiddev0,hidraw0: USB HID v0.40 Device [HID 047f:ffff] on usb-dummy_hcd.2-1/input0 [ 1086.521687][T16009] usb 3-1: USB disconnect, device number 33 17:52:58 executing program 0: syz_emit_ethernet(0x4e, &(0x7f0000000140)={@broadcast, @local, @val, {@ipv6}}, 0x0) 17:52:58 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup/syz1\x00', 0x200002, 0x0) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r2 = openat$cgroup_procs(r1, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) openat$cgroup_int(r0, &(0x7f0000000180)='cpu.idle\x00', 0x2, 0x0) write$cgroup_pid(r2, &(0x7f0000000040), 0x12) r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r4 = openat$cgroup_procs(r3, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup/syz0\x00', 0x200002, 0x0) r5 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r4, &(0x7f0000001540)=r5, 0x12) 17:52:59 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000200)=ANY=[@ANYBLOB="12010000000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f0009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r1, 0x400c4807, 0x0) 17:52:59 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x28020000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:52:59 executing program 0: r0 = openat$dsp1(0xffffffffffffff9c, &(0x7f00000002c0), 0x0, 0x0) read$dsp(r0, &(0x7f0000000300)=""/169, 0xa9) ioctl$SNDCTL_DSP_GETISPACE(r0, 0x8010500d, &(0x7f00000015c0)) [ 1087.361493][T21680] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap361 [ 1087.379784][T21680] batman_adv: batadv0: Adding interface: gretap361 17:52:59 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0xb, 0x100, 0xf50034, r1}) [ 1087.386624][T21680] batman_adv: batadv0: The MTU of interface gretap361 is too small (1462) 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. [ 1087.412655][T21680] batman_adv: batadv0: Not using interface gretap361 (retrying later): interface not active 17:52:59 executing program 3: openat$bsg(0xffffffffffffff9c, &(0x7f0000000040), 0x41, 0x0) [ 1087.793010][ T25] usb 3-1: new high-speed USB device number 34 using dummy_hcd 17:53:00 executing program 3: bpf$MAP_CREATE(0x16, &(0x7f0000000440)=@base={0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x48) 17:53:00 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x2e020000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1088.157447][ T25] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1088.168772][ T25] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1088.179217][ T25] usb 3-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 21 [ 1088.192504][ T25] usb 3-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 1088.201805][ T25] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 17:53:00 executing program 3: pipe(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) mmap$IORING_OFF_SQES(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x0, 0x12, r0, 0x10000000) [ 1088.489016][T21701] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap362 [ 1088.501567][ T25] usb 3-1: config 0 descriptor?? [ 1088.506969][T21701] batman_adv: batadv0: Adding interface: gretap362 [ 1088.507033][T21701] batman_adv: batadv0: The MTU of interface gretap362 is too small (1462) 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. [ 1088.507150][T21701] batman_adv: batadv0: Not using interface gretap362 (retrying later): interface not active 17:53:00 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup/syz1\x00', 0x200002, 0x0) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r2 = openat$cgroup_procs(r1, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) openat$cgroup_int(r0, &(0x7f0000000180)='cpu.idle\x00', 0x2, 0x0) write$cgroup_pid(r2, &(0x7f0000000040), 0x12) r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r4 = openat$cgroup_procs(r3, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup/syz0\x00', 0x200002, 0x0) r5 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r4, &(0x7f0000001540)=r5, 0x12) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup/syz1\x00', 0x200002, 0x0) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) (async) openat$cgroup_procs(r1, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) (async) openat$cgroup_int(r0, &(0x7f0000000180)='cpu.idle\x00', 0x2, 0x0) (async) write$cgroup_pid(r2, &(0x7f0000000040), 0x12) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) (async) openat$cgroup_procs(r3, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup/syz0\x00', 0x200002, 0x0) (async) syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) (async) pipe2(0x0, 0x0) (async) write$cgroup_pid(r4, &(0x7f0000001540)=r5, 0x12) (async) 17:53:00 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0xc, 0x100, 0xf50034, r1}) 17:53:00 executing program 0: open(&(0x7f0000000280)='./file0\x00', 0x0, 0x0) r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$VT_OPENQRY(r0, 0x4b33, &(0x7f0000000040)) 17:53:00 executing program 3: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$VT_OPENQRY(r0, 0x4b37, 0x0) [ 1089.169221][ T25] plantronics 0003:047F:FFFF.000E: No inputs registered, leaving [ 1089.271342][ T25] plantronics 0003:047F:FFFF.000E: hiddev0,hidraw0: USB HID v0.40 Device [HID 047f:ffff] on usb-dummy_hcd.2-1/input0 [ 1089.440521][ T25] usb 3-1: USB disconnect, device number 34 17:53:02 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000200)=ANY=[@ANYBLOB="12010000000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f0009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r1, 0x400c4807, 0x0) 17:53:02 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x2f000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:02 executing program 3: r0 = socket$igmp(0x2, 0x3, 0x2) setsockopt$MRT_ADD_VIF(r0, 0x0, 0xca, &(0x7f0000000000)={0x0, 0x4, 0x0, 0x0, @vifc_lcl_ifindex, @broadcast}, 0x10) 17:53:02 executing program 0: msgget(0x2, 0x2c8) 17:53:02 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0xd, 0x100, 0xf50034, r1}) [ 1090.254602][T21727] pimreg: entered allmulticast mode [ 1090.281785][T21725] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap363 [ 1090.299972][T21725] batman_adv: batadv0: Adding interface: gretap363 [ 1090.310912][T21725] batman_adv: batadv0: The MTU of interface gretap363 is too small (1462) 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. [ 1090.340289][T21725] batman_adv: batadv0: Not using interface gretap363 (retrying later): interface not active 17:53:02 executing program 0: r0 = socket$nl_audit(0x10, 0x3, 0x9) sendmsg$AUDIT_MAKE_EQUIV(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={0x0, 0x28}, 0x1, 0x0, 0x2}, 0x0) 17:53:02 executing program 3: syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000140)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x8, 0x56a, 0x300, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x1, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x0, 0x3, 0x1, 0x0, 0x0, {0x9}}}]}}]}}, 0x0) 17:53:02 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup/syz1\x00', 0x200002, 0x0) (async) r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r2 = openat$cgroup_procs(r1, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) openat$cgroup_int(r0, &(0x7f0000000180)='cpu.idle\x00', 0x2, 0x0) write$cgroup_pid(r2, &(0x7f0000000040), 0x12) (async) r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r4 = openat$cgroup_procs(r3, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000080)='./cgroup/syz0\x00', 0x200002, 0x0) (async) r5 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) (async) write$cgroup_pid(r4, &(0x7f0000001540)=r5, 0x12) [ 1090.717403][ T25] usb 3-1: new high-speed USB device number 35 using dummy_hcd 17:53:02 executing program 0: socket(0x1, 0x0, 0x80000001) 17:53:02 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x38000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1091.053436][T15963] usb 4-1: new high-speed USB device number 33 using dummy_hcd [ 1091.094226][ T25] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1091.105719][ T25] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1091.116044][ T25] usb 3-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 21 [ 1091.132309][T21742] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap364 [ 1091.139757][T21742] batman_adv: batadv0: Adding interface: gretap364 [ 1091.142924][ T25] usb 3-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 1091.148950][T21742] batman_adv: batadv0: The MTU of interface gretap364 is too small (1462) 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. [ 1091.158113][ T25] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1091.192370][T21742] batman_adv: batadv0: Not using interface gretap364 (retrying later): interface not active 17:53:03 executing program 0: r0 = socket$nl_audit(0x10, 0x3, 0x9) sendmsg$AUDIT_MAKE_EQUIV(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x300}, 0x0) 17:53:03 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0xe, 0x100, 0xf50034, r1}) [ 1091.362482][T15963] usb 4-1: Using ep0 maxpacket: 8 [ 1091.459793][ T25] usb 3-1: config 0 descriptor?? [ 1091.493784][T15963] usb 4-1: config 1 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 0 [ 1091.694191][T15963] usb 4-1: New USB device found, idVendor=056a, idProduct=0300, bcdDevice= 0.40 [ 1091.703887][T15963] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 1091.712321][T15963] usb 4-1: Product: syz [ 1091.716793][T15963] usb 4-1: Manufacturer: syz [ 1091.721597][T15963] usb 4-1: SerialNumber: syz [ 1091.991051][T15963] usbhid 4-1:1.0: couldn't find an input interrupt endpoint [ 1092.016365][ T25] plantronics 0003:047F:FFFF.000F: No inputs registered, leaving [ 1092.083057][ T25] plantronics 0003:047F:FFFF.000F: hiddev0,hidraw0: USB HID v0.40 Device [HID 047f:ffff] on usb-dummy_hcd.2-1/input0 [ 1092.299572][T15963] usb 4-1: USB disconnect, device number 33 [ 1092.318076][ T25] usb 3-1: USB disconnect, device number 35 17:53:04 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000200)=ANY=[@ANYBLOB="12010000000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f0009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r1, 0x400c4807, 0x0) 17:53:04 executing program 0: r0 = socket(0xa, 0x3, 0x1) sendmsg$L2TP_CMD_TUNNEL_MODIFY(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000440)={0x0}}, 0x0) 17:53:04 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x10, 0x100, 0xf50034, r1}) 17:53:04 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x3a000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:04 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r3 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) r8 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r8, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r8, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r9}) r10 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r9, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r11 = fcntl$dupfd(r10, 0x0, r10) setsockopt$IPT_SO_SET_REPLACE(r11, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r11, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r9}) sendmsg$nl_route(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=@newnexthop={0x2c, 0x68, 0x10, 0x70bd2c, 0x25dfdbfd, {0x0, 0x0, 0x1, 0x0, 0x36}, [@NHA_BLACKHOLE={0x4}, @NHA_GROUP_TYPE={0x6}, @NHA_ID={0x8, 0x1, 0x2}]}, 0x2c}, 0x1, 0x0, 0x0, 0x1}, 0x0) write$cgroup_pid(r4, &(0x7f0000001540)=r3, 0x12) 17:53:04 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_REINJECT_CONTROL(r1, 0xae71, &(0x7f0000000100)={0x7}) [ 1093.094690][T21764] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap365 [ 1093.112667][T21764] batman_adv: batadv0: Adding interface: gretap365 [ 1093.119378][T21764] batman_adv: batadv0: The MTU of interface gretap365 is too small (1462) 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. [ 1093.145567][T21764] batman_adv: batadv0: Not using interface gretap365 (retrying later): interface not active 17:53:05 executing program 0: r0 = socket$can_bcm(0x1d, 0x2, 0x2) recvmsg$can_bcm(r0, &(0x7f0000000700)={0x0, 0x0, 0x0}, 0x0) 17:53:05 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_GET_XCRS(r2, 0x4018aee2, &(0x7f0000000080)=ANY=[@ANYBLOB="01007a1a9bc7127e00000000000000000000000000000000be3ba21d57fcb595935d1cb1"]) 17:53:05 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x3f000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1093.555486][T16009] usb 3-1: new high-speed USB device number 36 using dummy_hcd [ 1093.653836][T21781] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap366 [ 1093.671526][T21781] batman_adv: batadv0: Adding interface: gretap366 [ 1093.678442][T21781] batman_adv: batadv0: The MTU of interface gretap366 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1093.708473][T21781] batman_adv: batadv0: Not using interface gretap366 (retrying later): interface not active 17:53:06 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x11, 0x100, 0xf50034, r1}) [ 1093.964421][T16009] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1093.975931][T16009] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1093.986166][T16009] usb 3-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 21 [ 1094.002667][T16009] usb 3-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 1094.013112][T16009] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 17:53:06 executing program 3: r0 = syz_io_uring_setup(0xeee, &(0x7f0000000200), &(0x7f0000892000/0x1000)=nil, &(0x7f0000bf3000/0x2000)=nil, &(0x7f0000000280), &(0x7f00000002c0)) io_uring_register$IORING_REGISTER_FILES(r0, 0x2, &(0x7f0000000300), 0x0) 17:53:06 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x40000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1094.266039][T16009] usb 3-1: config 0 descriptor?? [ 1094.460917][T21795] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap367 [ 1094.478620][T21795] batman_adv: batadv0: Adding interface: gretap367 [ 1094.485438][T21795] batman_adv: batadv0: The MTU of interface gretap367 is too small (1462) 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. [ 1094.511415][T21795] batman_adv: batadv0: Not using interface gretap367 (retrying later): interface not active [ 1094.773606][T16009] plantronics 0003:047F:FFFF.0010: No inputs registered, leaving [ 1094.924143][T16009] plantronics 0003:047F:FFFF.0010: hiddev0,hidraw0: USB HID v0.40 Device [HID 047f:ffff] on usb-dummy_hcd.2-1/input0 [ 1095.056133][T16009] usb 3-1: USB disconnect, device number 36 17:53:07 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000200)=ANY=[@ANYBLOB="12010000000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f0009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) ioctl$HIDIOCGREPORT(0xffffffffffffffff, 0x400c4807, 0x0) 17:53:07 executing program 3: sendmsg$AUDIT_MAKE_EQUIV(0xffffffffffffffff, 0x0, 0x9effffff) 17:53:07 executing program 0: syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000140)={{0x12, 0x1, 0x310, 0x0, 0x0, 0x0, 0x8, 0x56a, 0x300, 0x40, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x1, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x80, 0x2, 0x3, 0x1, 0x0, 0x0, {0x9}}}]}}]}}, &(0x7f0000000340)={0x0, 0x0, 0x8, &(0x7f0000000200)={0x5, 0xf, 0x8, 0x1, [@generic={0x3, 0x10, 0x3}]}}) 17:53:07 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x42010000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:07 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) (async) r3 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) (async) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00'}) (async) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) (async) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) r8 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r8, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00'}) (async) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r8, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r8, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r9}) (async) ioctl$sock_inet6_SIOCADDRT(r8, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r9}) socket$inet6_tcp(0xa, 0x1, 0x0) (async) r10 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r9, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r11 = fcntl$dupfd(r10, 0x0, r10) setsockopt$IPT_SO_SET_REPLACE(r11, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r11, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r9}) (async) ioctl$sock_inet6_SIOCADDRT(r11, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r9}) sendmsg$nl_route(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=@newnexthop={0x2c, 0x68, 0x10, 0x70bd2c, 0x25dfdbfd, {0x0, 0x0, 0x1, 0x0, 0x36}, [@NHA_BLACKHOLE={0x4}, @NHA_GROUP_TYPE={0x6}, @NHA_ID={0x8, 0x1, 0x2}]}, 0x2c}, 0x1, 0x0, 0x0, 0x1}, 0x0) write$cgroup_pid(r4, &(0x7f0000001540)=r3, 0x12) 17:53:07 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x12, 0x100, 0xf50034, r1}) [ 1095.744721][T21802] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap368 [ 1095.762462][T21802] batman_adv: batadv0: Adding interface: gretap368 [ 1095.769166][T21802] batman_adv: batadv0: The MTU of interface gretap368 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1095.795031][T21802] batman_adv: batadv0: Not using interface gretap368 (retrying later): interface not active 17:53:07 executing program 3: r0 = socket$nl_audit(0x10, 0x3, 0x9) sendmsg$AUDIT_MAKE_EQUIV(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={0x0, 0x7ffffffff000}}, 0x0) 17:53:08 executing program 3: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$VT_OPENQRY(r0, 0x4b6a, 0x0) [ 1096.094467][T16009] usb 3-1: new high-speed USB device number 37 using dummy_hcd [ 1096.122399][ T25] usb 1-1: new high-speed USB device number 51 using dummy_hcd 17:53:08 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x42020000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1096.383226][ T25] usb 1-1: Using ep0 maxpacket: 8 17:53:08 executing program 3: bpf$MAP_CREATE(0x22, &(0x7f0000000440)=@base={0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x48) [ 1096.463997][T16009] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1096.475819][T16009] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1096.486195][T16009] usb 3-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 21 [ 1096.499594][T16009] usb 3-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 1096.508999][T16009] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1096.603316][ T25] usb 1-1: config 1 interface 0 altsetting 128 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1096.605999][T16009] usb 3-1: config 0 descriptor?? [ 1096.615367][ T25] usb 1-1: config 1 interface 0 altsetting 128 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1096.630342][ T25] usb 1-1: config 1 interface 0 altsetting 128 has 1 endpoint descriptor, different from the interface descriptor's value: 2 [ 1096.643630][ T25] usb 1-1: config 1 interface 0 has no altsetting 0 17:53:08 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x25, 0x100, 0xf50034, r1}) 17:53:08 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x47030000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1096.965780][ T25] usb 1-1: New USB device found, idVendor=056a, idProduct=0300, bcdDevice= 0.40 [ 1096.975945][ T25] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 1096.984291][ T25] usb 1-1: Product: syz [ 1096.988686][ T25] usb 1-1: Manufacturer: syz [ 1096.993551][ T25] usb 1-1: SerialNumber: syz [ 1097.092763][T21832] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap369 [ 1097.110420][T21832] batman_adv: batadv0: Adding interface: gretap369 [ 1097.117345][T21832] batman_adv: batadv0: The MTU of interface gretap369 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1097.143709][T21832] batman_adv: batadv0: Not using interface gretap369 (retrying later): interface not active [ 1097.204716][T16009] plantronics 0003:047F:FFFF.0011: No inputs registered, leaving [ 1097.256250][T16009] plantronics 0003:047F:FFFF.0011: hiddev0,hidraw0: USB HID v0.40 Device [HID 047f:ffff] on usb-dummy_hcd.2-1/input0 [ 1097.393254][T16009] usb 3-1: USB disconnect, device number 37 [ 1097.424224][ T25] usbhid 1-1:1.0: can't add hid device: -22 [ 1097.430738][ T25] usbhid: probe of 1-1:1.0 failed with error -22 [ 1097.511824][ T25] usb 1-1: USB disconnect, device number 51 17:53:10 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000200)=ANY=[@ANYBLOB="12010000000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f0009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) ioctl$HIDIOCGREPORT(0xffffffffffffffff, 0x400c4807, 0x0) 17:53:10 executing program 3: r0 = socket$nl_audit(0x10, 0x3, 0x9) sendmsg$AUDIT_MAKE_EQUIV(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={0x0, 0x28}, 0x300}, 0x0) 17:53:10 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x48000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:10 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000e00), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000001c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_MPATH(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000000)={0x34, r1, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@NL80211_ATTR_MPATH_NEXT_HOP={0xa, 0x1a, @broadcast}, @NL80211_ATTR_MAC={0xa}]}, 0x34}}, 0x0) 17:53:10 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) r3 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) (async) pipe2(0x0, 0x0) (async) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) (async) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) (async) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) (async) r8 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r8, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r8, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r9}) r10 = socket$inet6_tcp(0xa, 0x1, 0x0) (async) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r9, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r11 = fcntl$dupfd(r10, 0x0, r10) setsockopt$IPT_SO_SET_REPLACE(r11, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) (async) ioctl$sock_inet6_SIOCADDRT(r11, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r9}) (async) sendmsg$nl_route(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=@newnexthop={0x2c, 0x68, 0x10, 0x70bd2c, 0x25dfdbfd, {0x0, 0x0, 0x1, 0x0, 0x36}, [@NHA_BLACKHOLE={0x4}, @NHA_GROUP_TYPE={0x6}, @NHA_ID={0x8, 0x1, 0x2}]}, 0x2c}, 0x1, 0x0, 0x0, 0x1}, 0x0) (async) write$cgroup_pid(r4, &(0x7f0000001540)=r3, 0x12) 17:53:10 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x5c, 0x100, 0xf50034, r1}) [ 1098.174120][T21840] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap370 [ 1098.196852][T21840] batman_adv: batadv0: Adding interface: gretap370 [ 1098.203677][T21840] batman_adv: batadv0: The MTU of interface gretap370 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1098.233464][T21840] batman_adv: batadv0: Not using interface gretap370 (retrying later): interface not active 17:53:10 executing program 0: bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000000440), 0x10) 17:53:10 executing program 3: syz_emit_ethernet(0x46, &(0x7f0000000000)={@random="1d3f3d006a11", @local, @val, {@ipv6}}, 0x0) [ 1098.502983][ T5103] usb 3-1: new high-speed USB device number 38 using dummy_hcd 17:53:10 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x48010000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:10 executing program 3: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = socket$inet6_sctp(0x1c, 0x5, 0x84) pwritev(0xffffffffffffffff, &(0x7f0000000080)=[{&(0x7f00000006c0), 0x100000}], 0x1, 0x0, 0x0) r2 = dup2(r1, r1) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x105, &(0x7f0000000080)={0x1, [0x0]}, &(0x7f0000000100)=0x8) getsockopt$inet_sctp_SCTP_CONTEXT(r0, 0x84, 0x1a, &(0x7f0000000000)={r3}, &(0x7f0000000040)=0x8) 17:53:10 executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) ioprio_set$pid(0x0, 0x0, 0x0) r0 = socket$inet6(0xa, 0x3, 0xff) fsetxattr$trusted_overlay_opaque(0xffffffffffffffff, &(0x7f0000000380), 0x0, 0x0, 0x0) connect$inet6(r0, &(0x7f0000000200)={0xa, 0x0, 0x0, @empty, 0x3}, 0x1c) r1 = syz_open_dev$sndmidi(&(0x7f00000000c0), 0x2, 0x141101) r2 = dup(r1) write$6lowpan_enable(r2, &(0x7f0000000000)='0', 0xfffffd2c) sendmmsg(r0, &(0x7f0000000480), 0x2e9, 0xffd8) [ 1098.864185][ T5103] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1098.875632][ T5103] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1098.885917][ T5103] usb 3-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 21 [ 1098.899297][ T5103] usb 3-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 1098.911834][ T5103] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1098.983431][T21857] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap371 [ 1099.001103][T21857] batman_adv: batadv0: Adding interface: gretap371 [ 1099.011924][T21857] batman_adv: batadv0: The MTU of interface gretap371 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1099.038303][T21857] batman_adv: batadv0: Not using interface gretap371 (retrying later): interface not active [ 1099.137722][ T5103] usb 3-1: config 0 descriptor?? 17:53:11 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x300, 0x100, 0xf50034, r1}) [ 1099.660046][ T5103] plantronics 0003:047F:FFFF.0012: No inputs registered, leaving [ 1099.753780][ T5103] plantronics 0003:047F:FFFF.0012: hiddev0,hidraw0: USB HID v0.40 Device [HID 047f:ffff] on usb-dummy_hcd.2-1/input0 [ 1099.972155][ T5103] usb 3-1: USB disconnect, device number 38 17:53:12 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000200)=ANY=[@ANYBLOB="12010000000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f0009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) ioctl$HIDIOCGREPORT(0xffffffffffffffff, 0x400c4807, 0x0) 17:53:12 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x4a000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:12 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r4 = syz_clone(0x0, &(0x7f0000000180)="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", 0x140, 0x0, 0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) 17:53:12 executing program 3: r0 = socket$inet_sctp(0x2, 0x1, 0x84) connect$inet(r0, &(0x7f0000000180)={0x10, 0x2}, 0x10) setsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x21, &(0x7f0000000000), 0x10) [ 1100.580485][T21878] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap372 [ 1100.598189][T21878] batman_adv: batadv0: Adding interface: gretap372 [ 1100.605008][T21878] batman_adv: batadv0: The MTU of interface gretap372 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 17:53:12 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x500, 0x100, 0xf50034, r1}) [ 1100.630919][T21878] batman_adv: batadv0: Not using interface gretap372 (retrying later): interface not active 17:53:12 executing program 3: openat$bsg(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) bpf$BPF_LINK_CREATE_XDP(0x1c, 0x0, 0x0) [ 1101.014202][ T5103] usb 3-1: new high-speed USB device number 39 using dummy_hcd [ 1101.378291][ T5103] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1101.389625][ T5103] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1101.400144][ T5103] usb 3-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 21 [ 1101.413513][ T5103] usb 3-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 1101.422871][ T5103] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 17:53:13 executing program 3: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x8001, 0x0) 17:53:13 executing program 0: r0 = add_key$keyring(&(0x7f0000000280), &(0x7f00000002c0)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffffe) add_key$fscrypt_provisioning(&(0x7f00000001c0), 0x0, &(0x7f0000000240)=ANY=[], 0x29, 0xffffffffffffffff) add_key(&(0x7f0000000640)='id_legacy\x00', &(0x7f0000000680)={'syz', 0x0}, &(0x7f00000006c0)="c2", 0x1, r0) 17:53:13 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x4c000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:13 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) r4 = syz_clone(0x0, &(0x7f0000000180)="eafc1f8117210f46044b6c27fca2e2b88462704a7dcce6f467a40d01e8af0c6e2a1ced1d903a4933edc6f59d48062ff56d19d59867db46fb73731b51fec895b98ace6dd9e028d0aa89635b469d8bb75b2a7687b44445cf6912c20066e99ca61063eddf12af098d4f66ce536caf973d813a59efc60762d62ab8f94fa43af5dabb8952c01e7319eaa2af08e5e7ebade0e074af8f92a8f5b00fb63a3fddb8e3a44162e353b0da438557f7e144c8a081b2f527b0faa3aa162bd8e9867a6a078aebc1b702e2bee3af43669af4eb82a3d0e00d1c0291005f11f1c49701d46ed947be44299921b7eca7fc4213363fa28a5f0fe627834c828c276b2de3e08dcb1d2cfd848f0f7f09dcc00ef3853d38b1bf6756314da6a3bb91ec2e09a912f127c9a882da7adac68da79a29f43516ecdc47d8722315806d72519606debe8ed196c773f354", 0x140, 0x0, 0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) 17:53:13 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x600, 0x100, 0xf50034, r1}) [ 1101.922864][ T5103] usb 3-1: config 0 descriptor?? 17:53:14 executing program 3: r0 = socket(0x11, 0xa, 0x0) ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL(r0, 0x89f0, &(0x7f0000000280)={'sit0\x00', &(0x7f0000000380)=ANY=[]}) [ 1102.041427][T21899] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap373 [ 1102.059354][T21899] batman_adv: batadv0: Adding interface: gretap373 [ 1102.066192][T21899] batman_adv: batadv0: The MTU of interface gretap373 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1102.092464][T21899] batman_adv: batadv0: Not using interface gretap373 (retrying later): interface not active [ 1102.413875][ T5103] plantronics 0003:047F:FFFF.0013: No inputs registered, leaving [ 1102.470603][ T5103] plantronics 0003:047F:FFFF.0013: hiddev0,hidraw0: USB HID v0.40 Device [HID 047f:ffff] on usb-dummy_hcd.2-1/input0 [ 1102.631922][ T5103] usb 3-1: USB disconnect, device number 39 17:53:15 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000200)=ANY=[@ANYBLOB="12010000000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f0009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) r1 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r1, 0x400c4807, 0x0) 17:53:15 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_CPUID2(r2, 0x4008ae90, &(0x7f0000000340)={0x2, 0x0, [{0x1, 0x0, 0x0, 0x0, 0x0, 0xfff}, {0x7, 0x0, 0x0, 0x0, 0x0, 0x1ff}]}) 17:53:15 executing program 3: r0 = socket$inet6_mptcp(0xa, 0x1, 0x106) connect$inet6(r0, &(0x7f0000000180)={0xa, 0x4001, 0x0, @dev={0xfe, 0x80, '\x00', 0x1c}, 0xd}, 0x1c) write$binfmt_script(r0, &(0x7f0000000100)={'#! ', './file0'}, 0xb) 17:53:15 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async) r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) r4 = syz_clone(0x0, &(0x7f0000000180)="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", 0x140, 0x0, 0x0, 0x0) write$cgroup_pid(r3, &(0x7f0000001540)=r4, 0x12) 17:53:15 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x4c030000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:15 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x700, 0x100, 0xf50034, r1}) [ 1103.462609][T21921] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap374 [ 1103.480007][T21921] batman_adv: batadv0: Adding interface: gretap374 [ 1103.487149][T21921] batman_adv: batadv0: The MTU of interface gretap374 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1103.513168][T21921] batman_adv: batadv0: Not using interface gretap374 (retrying later): interface not active 17:53:15 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x200) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 1103.682502][ T25] usb 3-1: new high-speed USB device number 40 using dummy_hcd 17:53:15 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x5c000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:15 executing program 0: r0 = syz_open_dev$usbfs(&(0x7f0000000180), 0x77, 0x1) ioctl$USBDEVFS_IOCTL(r0, 0xc00c5512, &(0x7f0000000380)) [ 1104.073972][ T25] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1104.085391][ T25] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1104.095494][ T25] usb 3-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 21 [ 1104.108764][ T25] usb 3-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 1104.118133][ T25] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 17:53:16 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x900, 0x100, 0xf50034, r1}) 17:53:16 executing program 3: r0 = socket(0x10, 0x3, 0x6) syz_genetlink_get_family_id$nl80211(&(0x7f0000000040), r0) 17:53:16 executing program 0: r0 = shmget(0x1, 0x4000, 0x0, &(0x7f0000ffc000/0x4000)=nil) shmctl$IPC_RMID(r0, 0xd) [ 1104.495056][ T25] usb 3-1: config 0 descriptor?? [ 1104.510115][T21940] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap375 [ 1104.528243][T21940] batman_adv: batadv0: Adding interface: gretap375 [ 1104.535830][T21940] batman_adv: batadv0: The MTU of interface gretap375 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1104.565611][T21940] batman_adv: batadv0: Not using interface gretap375 (retrying later): interface not active [ 1105.092773][ T25] usbhid 3-1:0.0: can't add hid device: -71 [ 1105.099368][ T25] usbhid: probe of 3-1:0.0 failed with error -71 [ 1105.185040][ T25] usb 3-1: USB disconnect, device number 40 17:53:17 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000200)=ANY=[@ANYBLOB="12010000000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f0009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) r1 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r1, 0x400c4807, 0x0) 17:53:17 executing program 3: syz_emit_ethernet(0x36, &(0x7f0000000040)={@random="1d3f3d006a11", @local, @val, {@ipv4}}, 0x0) 17:53:17 executing program 0: openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000006900)='./cgroup.cpu/syz1\x00', 0x200002, 0x0) 17:53:17 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r2, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r3}) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r3, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r5 = fcntl$dupfd(r4, 0x0, r4) setsockopt$IPT_SO_SET_REPLACE(r5, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r3}) r6 = openat$cgroup_procs(r5, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r7 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r6, &(0x7f0000001540)=r7, 0x12) 17:53:17 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x60000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:17 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0xa00, 0x100, 0xf50034, r1}) [ 1105.716081][T21962] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap376 [ 1105.734348][T21962] batman_adv: batadv0: Adding interface: gretap376 [ 1105.741060][T21962] batman_adv: batadv0: The MTU of interface gretap376 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1105.770877][T21962] batman_adv: batadv0: Not using interface gretap376 (retrying later): interface not active 17:53:17 executing program 3: mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) syz_fuse_handle_req(r0, &(0x7f00000021c0)="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", 0x2000, &(0x7f00000008c0)={&(0x7f0000000080)={0x50, 0x0, 0x0, {0x7, 0x26, 0x0, 0x242059}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) 17:53:17 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL80211_CMD_DEL_PMK(r0, &(0x7f000000bdc0)={0x0, 0x0, &(0x7f000000bd80)={&(0x7f000000bd00)={0x28, 0x0, 0x0, 0x0, 0x0, {{}, {@val={0x8}, @val={0xc}}}}, 0x28}}, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f000000bf00), 0xffffffffffffffff) 17:53:18 executing program 0: ioctl$KVM_SET_SIGNAL_MASK(0xffffffffffffffff, 0x4004ae8b, 0x0) [ 1106.143652][ T5103] usb 3-1: new high-speed USB device number 41 using dummy_hcd 17:53:18 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x20002000, &(0x7f0000000000/0x2000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000140)='./file1\x00', 0x141842, 0x0) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='blkio.bfq.time_recursive\x00', 0x275a, 0x0) write$binfmt_script(r3, &(0x7f00000000c0)=ANY=[], 0xfea7) ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$F2FS_IOC_MOVE_RANGE(r2, 0xc020f509, &(0x7f0000000040)={r3, 0x5, 0x7f, 0x8}) ioctl$KVM_SET_IRQCHIP(r1, 0x8208ae63, &(0x7f0000000480)={0x2, 0x0, @ioapic={0x0, 0x0, 0x0, 0x407fff, 0x0, [{}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, 0x5}, {0x0, 0x1}, {}, {0x0, 0x2}, {}, {}, {}, {}, {}, {}, {0x28, 0x0, 0x0, '\x00', 0x40}, {}, {0x0, 0x0, 0x0, '\x00', 0x5}]}}) 17:53:18 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x65580000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:18 executing program 0: add_key(&(0x7f0000000380)='rxrpc\x00', 0x0, 0x0, 0x0, 0xfffffffffffffffd) r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffffc) keyctl$KEYCTL_MOVE(0x1e, r0, 0x0, 0x0, 0x0) [ 1106.503480][ T5103] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1106.514987][ T5103] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1106.525597][ T5103] usb 3-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 21 [ 1106.538945][ T5103] usb 3-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 1106.548427][ T5103] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1106.679525][T21986] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap377 [ 1106.702088][T21986] batman_adv: batadv0: Adding interface: gretap377 [ 1106.708963][T21986] batman_adv: batadv0: The MTU of interface gretap377 is too small (1462) 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. [ 1106.734946][T21986] batman_adv: batadv0: Not using interface gretap377 (retrying later): interface not active [ 1106.911215][ T5103] usb 3-1: config 0 descriptor?? [ 1107.442742][ T5103] usbhid 3-1:0.0: can't add hid device: -71 [ 1107.449283][ T5103] usbhid: probe of 3-1:0.0 failed with error -71 [ 1107.474142][ T5103] usb 3-1: USB disconnect, device number 41 17:53:19 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000200)=ANY=[@ANYBLOB="12010000000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f0009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) r1 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r1, 0x400c4807, 0x0) 17:53:19 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0xb00, 0x100, 0xf50034, r1}) 17:53:19 executing program 0: r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffffc) keyctl$KEYCTL_MOVE(0x1e, r0, r0, r0, 0x0) add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffffc) r1 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffffc) keyctl$KEYCTL_MOVE(0x1e, r1, r1, r1, 0x0) r2 = add_key$keyring(&(0x7f0000000000), 0x0, 0x0, 0x0, 0xfffffffffffffffc) keyctl$KEYCTL_MOVE(0x1e, r2, r2, r2, 0x0) add_key(0x0, &(0x7f0000000440)={'syz', 0x0}, &(0x7f0000000480)="9979b5e9131ff1f88ba616609fe500e9308aa1da9c3d5427676131c9229e007189f3bcede539347976b4478d03f36288b24ef4fea9e3dbe6e5f33dcd57965ae92d8cecfdc20fa379fa7df99248f8abfe4a8e47766b6d1c8adc361aa9d26ae25f26dbde600ea0924e7dee02cc2ce227070ec99f64b71a020580385060f2409a283c6cea6a19864d9218bb98355d0214dbf0bcf4deb02e4fc38fa88527c44c8a8deda5350e421a651e9170f303ff06df66098a221ade977e348e3827ed03689e3b84f73bdc", 0xc4, r2) keyctl$reject(0x13, r1, 0x4, 0x7fffffffffffffff, 0x0) add_key$fscrypt_provisioning(&(0x7f00000001c0), &(0x7f0000000200)={'syz', 0x3}, &(0x7f0000000240)=ANY=[@ANYBLOB="03000000000100006162636465b8fb68696a6b6c6d6e6f707172737475767778797a30313233343536"], 0x29, 0xffffffffffffffff) add_key$fscrypt_provisioning(&(0x7f0000000580), 0x0, &(0x7f0000000600)={0x2, 0x0, @c}, 0x29, 0x0) 17:53:19 executing program 3: syz_open_dev$dri(&(0x7f0000001480), 0x0, 0xe00) 17:53:19 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r2, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r3}) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r3, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r5 = fcntl$dupfd(r4, 0x0, r4) setsockopt$IPT_SO_SET_REPLACE(r5, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r3}) r6 = openat$cgroup_procs(r5, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) r7 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) pipe2(0x0, 0x0) write$cgroup_pid(r6, &(0x7f0000001540)=r7, 0x12) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) (async) openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) (async) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) (async) socket$inet6_tcp(0xa, 0x1, 0x0) (async) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r2, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00'}) (async) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r3}) (async) socket$inet6_tcp(0xa, 0x1, 0x0) (async) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r3, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) (async) fcntl$dupfd(r4, 0x0, r4) (async) setsockopt$IPT_SO_SET_REPLACE(r5, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) (async) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r3}) (async) openat$cgroup_procs(r5, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) (async) pipe2(0x0, 0x0) (async) write$cgroup_pid(r6, &(0x7f0000001540)=r7, 0x12) (async) 17:53:19 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x66000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1108.137453][T21996] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap378 [ 1108.155486][T21996] batman_adv: batadv0: Adding interface: gretap378 [ 1108.162337][T21996] batman_adv: batadv0: The MTU of interface gretap378 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1108.188807][T21996] batman_adv: batadv0: Not using interface gretap378 (retrying later): interface not active 17:53:20 executing program 3: r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffffc) add_key(&(0x7f0000000000)='user\x00', &(0x7f0000000080)={'syz', 0x2}, &(0x7f00000000c0)='=', 0x1, r0) 17:53:20 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$sock_SIOCINQ(r0, 0x4b47, 0x0) [ 1108.464155][ T25] usb 3-1: new high-speed USB device number 42 using dummy_hcd 17:53:20 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x68000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:20 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_IRQCHIP(r1, 0x8208ae63, &(0x7f0000000480)={0x2, 0x0, @ioapic={0x0, 0x0, 0x0, 0x407fff}}) 17:53:20 executing program 0: r0 = add_key$keyring(&(0x7f0000000200), &(0x7f0000000000)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffc) r1 = add_key$keyring(&(0x7f00000001c0), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, r0) r2 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffffc) keyctl$KEYCTL_MOVE(0x1e, r2, 0xfffffffffffffffc, r1, 0x0) [ 1108.833633][ T25] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1108.844899][ T25] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1108.855003][ T25] usb 3-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 21 [ 1108.868271][ T25] usb 3-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 1108.877670][ T25] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1108.970573][T22016] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap379 17:53:21 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0xc00, 0x100, 0xf50034, r1}) [ 1109.058254][T22016] batman_adv: batadv0: Adding interface: gretap379 [ 1109.065152][T22016] batman_adv: batadv0: The MTU of interface gretap379 is too small (1462) 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. [ 1109.091121][T22016] batman_adv: batadv0: Not using interface gretap379 (retrying later): interface not active [ 1109.192689][ T25] usb 3-1: config 0 descriptor?? [ 1109.722954][ T25] usbhid 3-1:0.0: can't add hid device: -71 [ 1109.729469][ T25] usbhid: probe of 3-1:0.0 failed with error -71 [ 1109.777534][ T25] usb 3-1: USB disconnect, device number 42 17:53:22 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000200)=ANY=[@ANYBLOB="12010000000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f0009058103"], 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r1, 0x400c4807, 0x0) 17:53:22 executing program 0: r0 = socket(0xa, 0x1, 0x0) setsockopt$IP6T_SO_SET_REPLACE(r0, 0x29, 0x40, 0x0, 0x0) 17:53:22 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x68010000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:22 executing program 3: r0 = add_key$keyring(&(0x7f0000000200), &(0x7f0000000240)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffc) r1 = add_key$keyring(&(0x7f00000001c0), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, r0) keyctl$KEYCTL_MOVE(0x5, r1, 0x0, 0x0, 0x0) 17:53:22 executing program 1: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) (async) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000140)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000040), 0x12) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r2, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r2, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r3}) (async) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r3, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r5 = fcntl$dupfd(r4, 0x0, r4) setsockopt$IPT_SO_SET_REPLACE(r5, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) (async) ioctl$sock_inet6_SIOCADDRT(r5, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r3}) (async) r6 = openat$cgroup_procs(r5, &(0x7f00000000c0)='cgroup.threads\x00', 0x2, 0x0) (async) r7 = syz_clone(0x0, &(0x7f0000000480)="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", 0x140, 0x0, 0x0, 0x0) (async, rerun: 64) pipe2(0x0, 0x0) (rerun: 64) write$cgroup_pid(r6, &(0x7f0000001540)=r7, 0x12) 17:53:22 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0xd00, 0x100, 0xf50034, r1}) [ 1110.418507][T22035] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap380 [ 1110.435911][T22035] batman_adv: batadv0: Adding interface: gretap380 [ 1110.442699][T22035] batman_adv: batadv0: The MTU of interface gretap380 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 17:53:22 executing program 3: r0 = add_key$keyring(&(0x7f0000000200), &(0x7f0000000240)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffc) r1 = add_key$keyring(&(0x7f00000001c0), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, r0) keyctl$KEYCTL_MOVE(0xb, r1, r1, r1, 0x0) [ 1110.468910][T22035] batman_adv: batadv0: Not using interface gretap380 (retrying later): interface not active 17:53:22 executing program 0: mount$fuse(0x0, 0x0, 0x0, 0xe00f0000, 0x0) 17:53:22 executing program 0: getresgid(&(0x7f0000000800), 0x0, 0x0) 17:53:22 executing program 3: r0 = add_key$keyring(&(0x7f00000003c0), &(0x7f0000000400)={'syz', 0x1}, 0x0, 0x0, 0xfffffffffffffffd) add_key$keyring(&(0x7f0000000140), &(0x7f00000001c0)={'syz', 0x1}, 0x0, 0x0, r0) [ 1110.874101][ T25] usb 3-1: new high-speed USB device number 43 using dummy_hcd 17:53:23 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x6a000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:23 executing program 0: r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffffc) r1 = add_key(&(0x7f00000003c0)='user\x00', &(0x7f0000000400)={'syz', 0x0}, &(0x7f0000000440)='-', 0x1, r0) add_key$keyring(&(0x7f0000000340), 0x0, 0x0, 0x0, r1) [ 1111.243184][ T25] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1111.254411][ T25] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1111.265766][ T25] usb 3-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 21 [ 1111.279027][ T25] usb 3-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 1111.288378][ T25] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1111.439283][T22058] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap381 [ 1111.458244][T22058] batman_adv: batadv0: Adding interface: gretap381 [ 1111.465072][T22058] batman_adv: batadv0: The MTU of interface gretap381 is too small (1462) 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. [ 1111.491023][T22058] batman_adv: batadv0: Not using interface gretap381 (retrying later): interface not active [ 1111.595158][ T25] usb 3-1: config 0 descriptor?? [ 1112.112868][ T25] usbhid 3-1:0.0: can't add hid device: -71 [ 1112.124389][ T25] usbhid: probe of 3-1:0.0 failed with error -71 [ 1112.170088][ T25] usb 3-1: USB disconnect, device number 43 17:53:24 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000200)=ANY=[@ANYBLOB="12010000000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f0009058103"], 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r1, 0x400c4807, 0x0) 17:53:24 executing program 3: mkdir(&(0x7f00000000c0)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) write$FUSE_NOTIFY_INVAL_ENTRY(r0, 0x0, 0x29) 17:53:24 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0xe00, 0x100, 0xf50034, r1}) 17:53:24 executing program 0: r0 = add_key$keyring(&(0x7f0000000200), &(0x7f0000000240)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffc) r1 = add_key$keyring(&(0x7f00000001c0), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, r0) keyctl$KEYCTL_MOVE(0xf, r1, r1, 0x0, 0x0) 17:53:24 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x6c000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:24 executing program 1: bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x0, 0x0, 0x0, 0x0, 0x1a3b}, 0x48) [ 1112.751446][T22066] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap382 [ 1112.769146][T22066] batman_adv: batadv0: Adding interface: gretap382 [ 1112.775979][T22066] batman_adv: batadv0: The MTU of interface gretap382 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1112.801867][T22066] batman_adv: batadv0: Not using interface gretap382 (retrying later): interface not active 17:53:24 executing program 0: r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffffc) add_key(&(0x7f0000000100)='encrypted\x00', &(0x7f0000000140)={'syz', 0x1}, &(0x7f0000000180)="c3", 0x1, r0) 17:53:25 executing program 3: r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f00000008c0), 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_PORT_INFO(r0, 0xc0a85322, &(0x7f0000000900)) [ 1113.080408][T22077] trusted_key: encrypted_key: insufficient parameters specified 17:53:25 executing program 0: r0 = socket$unix(0x1, 0x1, 0x0) accept$unix(r0, 0x0, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000006900)='./cgroup.cpu/syz1\x00', 0x200002, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000006b80)={0x11, 0x3, &(0x7f0000006a00)=@framed, &(0x7f0000006a40)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) socket(0x18, 0x0, 0x0) r1 = fanotify_init(0x2, 0x0) openat$null(0xffffffffffffff9c, &(0x7f0000008280), 0x0, 0x0) fanotify_mark(r1, 0x2, 0x1010, 0xffffffffffffffff, &(0x7f00000082c0)='./file0\x00') fanotify_init(0x20, 0x0) [ 1113.246560][ T25] usb 3-1: new high-speed USB device number 44 using dummy_hcd 17:53:25 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x6c030000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:25 executing program 3: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000080)={'\x00', 0x846512678b3a18b2}) read$char_usb(r1, &(0x7f0000000540)=""/122, 0x7a) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000100)={0x0, 0xffffff55, &(0x7f0000000000)={&(0x7f00000001c0)=@newlink={0x28, 0x10, 0xc362e63b3f31ba5f, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) 17:53:25 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$sock_SIOCINQ(r0, 0x89a0, 0x0) [ 1113.623829][ T25] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1113.635214][ T25] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1113.645363][ T25] usb 3-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 21 [ 1113.661909][ T25] usb 3-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 1113.671809][ T25] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1113.691031][T22085] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap383 [ 1113.708815][T22085] batman_adv: batadv0: Adding interface: gretap383 [ 1113.716619][T22085] batman_adv: batadv0: The MTU of interface gretap383 is too small (1462) 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. [ 1113.742564][T22085] batman_adv: batadv0: Not using interface gretap383 (retrying later): interface not active [ 1113.837769][T22086] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 1113.845970][T22086] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 1114.003663][ T25] usb 3-1: config 0 descriptor?? [ 1114.044532][T22086] A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check. [ 1114.575674][ T25] usbhid 3-1:0.0: can't add hid device: -71 [ 1114.582314][ T25] usbhid: probe of 3-1:0.0 failed with error -71 [ 1114.623201][ T25] usb 3-1: USB disconnect, device number 44 17:53:27 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000200)=ANY=[@ANYBLOB="12010000000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f0009058103"], 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r1, 0x400c4807, 0x0) 17:53:27 executing program 0: mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000000300)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) write$FUSE_NOTIFY_STORE(r0, &(0x7f0000000000)={0x28, 0x3}, 0x28) 17:53:27 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x74000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:27 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x1100, 0x100, 0xf50034, r1}) 17:53:27 executing program 3: r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffffc) add_key(&(0x7f0000000100)='encrypted\x00', &(0x7f0000000140)={'syz', 0x1}, &(0x7f0000000180)="c337d9c5d5cb888afe4acfef89c9d9ab817be78b14f922aa84a70261c9c09a6f428e29c02eaa7d20", 0x28, r0) 17:53:27 executing program 1: inotify_add_watch(0xffffffffffffffff, 0x0, 0x4000028) [ 1115.182390][T22097] trusted_key: encrypted_key: master key parameter '' is invalid [ 1115.186235][T22095] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap384 [ 1115.212635][T22095] batman_adv: batadv0: Adding interface: gretap384 [ 1115.219420][T22095] batman_adv: batadv0: The MTU of interface gretap384 is too small (1462) 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. [ 1115.245352][T22095] batman_adv: batadv0: Not using interface gretap384 (retrying later): interface not active 17:53:27 executing program 0: r0 = add_key$keyring(&(0x7f0000000200), &(0x7f0000000240)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffc) r1 = add_key$keyring(&(0x7f00000001c0), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, r0) keyctl$KEYCTL_MOVE(0x1e, r1, r0, r1, 0x0) 17:53:27 executing program 3: r0 = add_key$keyring(&(0x7f0000000200), &(0x7f0000000240)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffc) r1 = add_key$keyring(&(0x7f00000001c0), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, r0) keyctl$KEYCTL_MOVE(0x18, 0x0, r1, 0x0, 0x0) [ 1115.533165][ T1015] usb 3-1: new high-speed USB device number 45 using dummy_hcd 17:53:27 executing program 3: add_key(&(0x7f00000000c0)='asymmetric\x00', 0x0, &(0x7f0000000280)='V,', 0x2, 0xfffffffffffffffc) 17:53:27 executing program 0: utimensat(0xffffffffffffffff, 0x0, &(0x7f0000000040)={{0x0, 0x8000000000000001}}, 0x0) 17:53:27 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x7a000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1115.923415][ T1015] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1115.937796][ T1015] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1115.947942][ T1015] usb 3-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 21 [ 1115.961223][ T1015] usb 3-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 1115.970600][ T1015] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 17:53:28 executing program 1: add_key(&(0x7f0000000000)='logon\x00', &(0x7f0000000080)={'syz', 0x2}, &(0x7f00000000c0)="10", 0x1, 0xfffffffffffffffb) [ 1116.101877][T22112] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap385 [ 1116.124295][T22112] batman_adv: batadv0: Adding interface: gretap385 [ 1116.131095][T22112] batman_adv: batadv0: The MTU of interface gretap385 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1116.157009][T22112] batman_adv: batadv0: Not using interface gretap385 (retrying later): interface not active [ 1116.263771][ T1015] usb 3-1: config 0 descriptor?? [ 1116.806584][ T1015] usbhid 3-1:0.0: can't add hid device: -71 [ 1116.814024][ T1015] usbhid: probe of 3-1:0.0 failed with error -71 [ 1116.866543][ T1015] usb 3-1: USB disconnect, device number 45 17:53:29 executing program 2: syz_usb_control_io$hid(0xffffffffffffffff, 0x0, 0x0) syz_usb_control_io$hid(0xffffffffffffffff, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) r0 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r0, 0x400c4807, 0x0) 17:53:29 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x1200, 0x100, 0xf50034, r1}) 17:53:29 executing program 3: add_key(&(0x7f00000000c0)='asymmetric\x00', 0x0, &(0x7f0000000280)='V', 0x1, 0xfffffffffffffffc) 17:53:29 executing program 0: mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) utime(&(0x7f0000000000)='./file0\x00', 0x0) 17:53:29 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x81000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:29 executing program 1: r0 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setuid(r1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0) r3 = fcntl$dupfd(r2, 0x0, r2) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000080)) 17:53:29 executing program 3: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$sock_SIOCINQ(r0, 0x541b, &(0x7f00000008c0)) [ 1117.474130][T22124] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap386 [ 1117.492060][T22124] batman_adv: batadv0: Adding interface: gretap386 [ 1117.498983][T22124] batman_adv: batadv0: The MTU of interface gretap386 is too small (1462) 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. 17:53:29 executing program 1: openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='freezer.parent_freezing\x00', 0x0, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL80211_CMD_DEL_PMK(r0, &(0x7f000000bdc0)={0x0, 0x0, &(0x7f000000bd80)={0x0}}, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f000000bf00), 0xffffffffffffffff) openat$null(0xffffffffffffff9c, &(0x7f000000c000), 0x0, 0x0) openat$cgroup_type(0xffffffffffffffff, &(0x7f000000c040), 0x2, 0x0) syz_genetlink_get_family_id$batadv(&(0x7f000000c0c0), 0xffffffffffffffff) r1 = inotify_init1(0x0) inotify_add_watch(r1, &(0x7f000000c1c0)='./file0\x00', 0x4000028) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) [ 1117.525083][T22124] batman_adv: batadv0: Not using interface gretap386 (retrying later): interface not active 17:53:29 executing program 1: openat$cgroup(0xffffffffffffffff, 0x0, 0x200002, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f000000bf00), 0xffffffffffffffff) openat$null(0xffffffffffffff9c, 0x0, 0x0, 0x0) syz_genetlink_get_family_id$batadv(0x0, 0xffffffffffffffff) r0 = inotify_init1(0x0) inotify_add_watch(r0, &(0x7f000000c1c0)='./file0\x00', 0x4000028) syz_open_dev$ttys(0xc, 0x2, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f000000eb40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f000000eb00)}, 0x80) 17:53:29 executing program 3: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) ioctl$sock_SIOCINQ(r0, 0xc0045878, 0x0) 17:53:30 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x81ffffff, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:30 executing program 2: syz_usb_control_io$hid(0xffffffffffffffff, 0x0, 0x0) syz_usb_control_io$hid(0xffffffffffffffff, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) r0 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r0, 0x400c4807, 0x0) 17:53:30 executing program 1: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) ioctl$sock_SIOCETHTOOL(r0, 0x8943, &(0x7f0000000240)={'wlan1\x00', &(0x7f0000000100)=@ethtool_stats}) 17:53:30 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x2500, 0x100, 0xf50034, r1}) 17:53:30 executing program 0: r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffffc) keyctl$KEYCTL_MOVE(0x8, r0, 0xfffffffffffffffc, 0x0, 0x0) [ 1118.408220][T22141] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap387 [ 1118.428036][T22141] batman_adv: batadv0: Adding interface: gretap387 [ 1118.434860][T22141] batman_adv: batadv0: The MTU of interface gretap387 is too small (1462) 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. [ 1118.460806][T22141] batman_adv: batadv0: Not using interface gretap387 (retrying later): interface not active 17:53:30 executing program 3: semget(0x2, 0xfd53c430f9bf8c9f, 0x0) 17:53:30 executing program 1: r0 = add_key$keyring(&(0x7f0000000200), &(0x7f0000000240)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffc) r1 = add_key$keyring(&(0x7f00000001c0), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, r0) keyctl$KEYCTL_MOVE(0x6, r1, r1, r1, 0x0) 17:53:30 executing program 0: mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) ioctl$FUSE_DEV_IOC_CLONE(r0, 0x5452, &(0x7f00000000c0)) statx(0xffffffffffffff9c, &(0x7f0000001c80)='./file0\x00', 0x0, 0x0, 0x0) syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f0000000e40)={&(0x7f0000000100)={0x50}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) 17:53:30 executing program 3: bpf$MAP_CREATE(0x0, &(0x7f0000000500)=@base={0x9, 0x0, 0x0, 0x2, 0x0, 0x1}, 0x48) 17:53:31 executing program 1: r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffffc) add_key(&(0x7f0000000440)='dns_resolver\x00', 0x0, 0x0, 0x0, r0) 17:53:31 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x84010000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:31 executing program 2: syz_usb_control_io$hid(0xffffffffffffffff, 0x0, 0x0) syz_usb_control_io$hid(0xffffffffffffffff, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) r0 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r0, 0x400c4807, 0x0) 17:53:31 executing program 3: openat$sndseq(0xffffffffffffff9c, &(0x7f0000000000), 0x210d01) [ 1119.435556][T22166] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap388 [ 1119.457484][T22166] batman_adv: batadv0: Adding interface: gretap388 17:53:31 executing program 1: mount$fuse(0x0, &(0x7f0000000040)='\x00', 0x0, 0x0, 0x0) [ 1119.464323][T22166] batman_adv: batadv0: The MTU of interface gretap388 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1119.490290][T22166] batman_adv: batadv0: Not using interface gretap388 (retrying later): interface not active 17:53:31 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x3f00, 0x100, 0xf50034, r1}) 17:53:31 executing program 3: r0 = socket(0x11, 0x2, 0x0) sendmsg$NL80211_CMD_DEL_PMKSA(r0, &(0x7f00000002c0)={&(0x7f0000000200), 0xc, &(0x7f0000000280)={0x0}}, 0x0) 17:53:31 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, 0x0, 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r1, 0x400c4807, 0x0) 17:53:32 executing program 3: r0 = socket(0xa, 0x1, 0x0) getsockopt$inet_mreqn(r0, 0x0, 0x20, &(0x7f0000000040)={@multicast2, @private}, &(0x7f0000000080)=0xc) 17:53:32 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x88470000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:32 executing program 1: r0 = socket(0xa, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000100)={'wlan0\x00'}) 17:53:32 executing program 0: mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, 0x0, &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) writev(r1, &(0x7f00000001c0)=[{&(0x7f0000000180)='0', 0x1}], 0x1) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r3, &(0x7f0000000180)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r4, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r3, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r5 = syz_open_procfs(0x0, &(0x7f0000000000)='net/fib_triestat\x00') read$watch_queue(r5, 0x0, 0x0) 17:53:32 executing program 3: r0 = syz_open_dev$evdev(&(0x7f0000000140), 0x2, 0x40602) write$binfmt_elf32(r0, &(0x7f0000000180)={{0x7f, 0x45, 0x4c, 0x46, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x38}, [{}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}]}, 0x78) 17:53:32 executing program 1: sendmsg$NL80211_CMD_DEL_KEY(0xffffffffffffffff, 0x0, 0x0) [ 1120.444223][T22186] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap389 [ 1120.462490][T22186] batman_adv: batadv0: Adding interface: gretap389 [ 1120.469213][T22186] batman_adv: batadv0: The MTU of interface gretap389 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1120.495050][T22186] batman_adv: batadv0: Not using interface gretap389 (retrying later): interface not active 17:53:32 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x5c00, 0x100, 0xf50034, r1}) 17:53:32 executing program 3: bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@base={0xe}, 0x48) 17:53:32 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, 0x0, 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r1, 0x400c4807, 0x0) 17:53:32 executing program 1: r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffffc) add_key(&(0x7f0000000440)='dns_resolver\x00', 0x0, &(0x7f00000004c0)="4ba0", 0x2, r0) 17:53:33 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x88480000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:33 executing program 3: r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffffc) add_key$keyring(&(0x7f0000000080), 0x0, 0x0, 0x0, 0xfffffffffffffffd) keyctl$KEYCTL_MOVE(0x9, r0, 0xfffffffffffffffc, 0x0, 0x0) [ 1121.305125][T22207] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap390 [ 1121.322994][T22207] batman_adv: batadv0: Adding interface: gretap390 [ 1121.329797][T22207] batman_adv: batadv0: The MTU of interface gretap390 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 17:53:33 executing program 1: openat$null(0xffffffffffffff9c, &(0x7f000000c000), 0x0, 0x0) [ 1121.359658][T22207] batman_adv: batadv0: Not using interface gretap390 (retrying later): interface not active 17:53:33 executing program 3: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, 0x0) 17:53:33 executing program 1: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) fchmod(r1, 0x0) 17:53:35 executing program 0: openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='freezer.parent_freezing\x00', 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f000000bf00), 0xffffffffffffffff) openat$null(0xffffffffffffff9c, &(0x7f000000c000), 0x0, 0x0) syz_genetlink_get_family_id$batadv(&(0x7f000000c0c0), 0xffffffffffffffff) inotify_init1(0x0) syz_open_dev$ttys(0xc, 0x2, 0x0) 17:53:35 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, 0x0, 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r1, 0x400c4807, 0x0) 17:53:35 executing program 3: mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) writev(r1, &(0x7f00000001c0)=[{&(0x7f0000000180)='0', 0x1}], 0x1) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) setrlimit(0x0, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r2 = getpid() fcntl$getflags(0xffffffffffffffff, 0x0) sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x6) connect$unix(r3, &(0x7f0000000180)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r4, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r3, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r5 = syz_open_dev$tty1(0xc, 0x4, 0x1) r6 = syz_open_procfs(0x0, &(0x7f0000000080)='mountinfo\x00') sendfile(r5, r6, 0x0, 0x800000080004105) 17:53:35 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x60ff, 0x100, 0xf50034, r1}) 17:53:35 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x88a8ffff, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:36 executing program 1: r0 = add_key$keyring(&(0x7f0000000200), &(0x7f0000000240)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffc) r1 = add_key$keyring(&(0x7f00000001c0), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, r0) keyctl$KEYCTL_MOVE(0xb, r1, r1, 0x0, 0x0) [ 1124.082781][T22220] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap391 [ 1124.107031][T22220] batman_adv: batadv0: Adding interface: gretap391 [ 1124.113917][T22220] batman_adv: batadv0: The MTU of interface gretap391 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1124.139758][T22220] batman_adv: batadv0: Not using interface gretap391 (retrying later): interface not active 17:53:36 executing program 1: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000006b80)={0x11, 0x3, &(0x7f0000006a00)=@framed, &(0x7f0000006a40)='syzkaller\x00', 0x0, 0x7d, &(0x7f0000006a80)=""/125, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) 17:53:36 executing program 0: syz_clone3(&(0x7f000000bbc0)={0x0, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, &(0x7f000000bb80)}, 0x58) 17:53:36 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x8999b216, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:36 executing program 1: keyctl$KEYCTL_MOVE(0x14, 0x0, 0x0, 0x0, 0x0) 17:53:36 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000200)=ANY=[], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r1, 0x400c4807, 0x0) 17:53:37 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x1000000, 0x100, 0xf50034, r1}) 17:53:37 executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000006b80)={0x11, 0x3, &(0x7f0000006a00)=@framed, &(0x7f0000006a40)='syzkaller\x00', 0x64b7, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) 17:53:37 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x8a030000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1124.851149][T22239] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap392 [ 1124.859668][T22239] batman_adv: batadv0: Adding interface: gretap392 [ 1124.859733][T22239] batman_adv: batadv0: The MTU of interface gretap392 is too small (1462) 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. [ 1124.859867][T22239] batman_adv: batadv0: Not using interface gretap392 (retrying later): interface not active [ 1125.452525][ T5103] usb 3-1: new high-speed USB device number 46 using dummy_hcd [ 1125.536765][T22252] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap393 [ 1125.544680][T22252] batman_adv: batadv0: Adding interface: gretap393 [ 1125.544765][T22252] batman_adv: batadv0: The MTU of interface gretap393 is too small (1462) 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. [ 1125.544886][T22252] batman_adv: batadv0: Not using interface gretap393 (retrying later): interface not active [ 1125.642738][ T5103] usb 3-1: device descriptor read/64, error 18 [ 1125.912875][ T5103] usb 3-1: new high-speed USB device number 47 using dummy_hcd [ 1126.110738][ T5103] usb 3-1: device descriptor read/64, error 18 [ 1126.223434][ T5103] usb usb3-port1: attempt power cycle [ 1126.632401][ T5103] usb 3-1: new high-speed USB device number 48 using dummy_hcd [ 1126.804145][ T5103] usb 3-1: device descriptor read/8, error -61 [ 1127.072843][ T5103] usb 3-1: new high-speed USB device number 49 using dummy_hcd [ 1127.243824][ T5103] usb 3-1: device descriptor read/8, error -61 [ 1127.363280][ T5103] usb usb3-port1: unable to enumerate USB device 17:53:41 executing program 3: bpf$MAP_CREATE(0x0, &(0x7f0000000500)=@base={0x9, 0x0, 0x0, 0x0, 0x280, 0x1}, 0x48) 17:53:41 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) mkdir(&(0x7f00000001c0)='./file0\x00', 0x0) mount(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0) r1 = open(&(0x7f0000000080)='./file0\x00', 0x0, 0x0) r2 = openat$cgroup_procs(r1, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) writev(r2, &(0x7f0000000440)=[{&(0x7f0000000100)='0', 0x1}], 0x1) prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000400)=0x8) getpid() socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r3, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r4, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r3, &(0x7f00000000c0), 0x10106, 0x2, 0x0) accept$alg(0xffffffffffffffff, 0x0, 0x0) openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) setsockopt$inet6_mreq(r0, 0x29, 0x1b, &(0x7f0000000040)={@remote}, 0x14) 17:53:41 executing program 0: add_key$keyring(&(0x7f0000000200), &(0x7f0000000240)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffc) 17:53:41 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x94030000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:41 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x2000000, 0x100, 0xf50034, r1}) 17:53:41 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000200)=ANY=[], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r1, 0x400c4807, 0x0) 17:53:41 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_SET_IRQCHIP(r1, 0x4020aea5, &(0x7f0000000480)={0x0, 0x0, @ioapic}) [ 1129.696416][T22261] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap394 [ 1129.714228][T22261] batman_adv: batadv0: Adding interface: gretap394 [ 1129.720944][T22261] batman_adv: batadv0: The MTU of interface gretap394 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1129.751036][T22261] batman_adv: batadv0: Not using interface gretap394 (retrying later): interface not active [ 1129.912545][ T5103] usb 3-1: new high-speed USB device number 50 using dummy_hcd 17:53:42 executing program 3: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000140)={0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x80) [ 1130.105752][ T5103] usb 3-1: device descriptor read/64, error 18 17:53:42 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x9c030000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:42 executing program 3: r0 = socket$inet6(0xa, 0x400000000001, 0x0) r1 = syz_open_dev$vcsn(&(0x7f00000000c0), 0x1, 0x20200) connect$inet6(r1, &(0x7f0000000100)={0xa, 0x4e23, 0x0, @remote, 0x8}, 0x1c) r2 = open(&(0x7f0000000180)='./bus\x00', 0x143742, 0x0) ftruncate(r2, 0x20077fc) r3 = dup(r0) bind$inet6(r0, &(0x7f0000000600)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) sendto$inet6(r0, 0x0, 0xffffffffffffffb7, 0x20000088, &(0x7f00008d4fe4)={0xa, 0x4e20, 0x0, @empty}, 0x1c) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) splice(0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff) sendmsg$NL80211_CMD_SET_BEACON(0xffffffffffffffff, 0x0, 0x0) sendmsg$NL80211_CMD_SET_CHANNEL(0xffffffffffffffff, 0x0, 0x0) setsockopt$inet_tcp_int(r3, 0x6, 0x19, &(0x7f00000001c0)=0x6, 0x4) socket$inet6(0xa, 0x0, 0x0) r4 = open(&(0x7f00000003c0)='./bus\x00', 0x0, 0x0) sendfile(r0, r4, 0x0, 0x8000fffffffe) [ 1130.372639][ T5103] usb 3-1: new high-speed USB device number 51 using dummy_hcd [ 1130.563402][ T5103] usb 3-1: device descriptor read/64, error 18 [ 1130.579459][T22280] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap395 [ 1130.597653][T22280] batman_adv: batadv0: Adding interface: gretap395 17:53:42 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x3000000, 0x100, 0xf50034, r1}) 17:53:42 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_SET_IRQCHIP(r1, 0x4020aea5, &(0x7f0000000480)={0x0, 0x0, @ioapic}) [ 1130.604535][T22280] batman_adv: batadv0: The MTU of interface gretap395 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1130.630637][T22280] batman_adv: batadv0: Not using interface gretap395 (retrying later): interface not active [ 1130.683272][ T5103] usb usb3-port1: attempt power cycle 17:53:43 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xa7050000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1131.112806][ T5103] usb 3-1: new high-speed USB device number 52 using dummy_hcd [ 1131.282938][ T5103] usb 3-1: device descriptor read/8, error -61 [ 1131.553580][ T5103] usb 3-1: new high-speed USB device number 53 using dummy_hcd [ 1131.614145][T22296] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap396 [ 1131.631943][T22296] batman_adv: batadv0: Adding interface: gretap396 [ 1131.638988][T22296] batman_adv: batadv0: The MTU of interface gretap396 is too small (1462) 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. [ 1131.664972][T22296] batman_adv: batadv0: Not using interface gretap396 (retrying later): interface not active [ 1131.734299][ T5103] usb 3-1: device descriptor read/8, error -61 [ 1131.855499][ T5103] usb usb3-port1: unable to enumerate USB device 17:53:45 executing program 1: r0 = socket(0x11, 0x2, 0x0) sendmsg$NL80211_CMD_DEL_PMKSA(r0, &(0x7f00000002c0)={&(0x7f0000000200), 0x2000020c, &(0x7f0000000280)={0x0}}, 0x0) 17:53:45 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_SET_IRQCHIP(r1, 0x4020aea5, &(0x7f0000000480)={0x0, 0x0, @ioapic}) 17:53:45 executing program 3: socketpair(0x0, 0x0, 0x0, &(0x7f0000001940)) 17:53:45 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x4000000, 0x100, 0xf50034, r1}) 17:53:45 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xa9030000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:45 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000200)=ANY=[], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r1, 0x400c4807, 0x0) [ 1133.921653][T22302] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap397 [ 1133.944103][T22302] batman_adv: batadv0: Adding interface: gretap397 [ 1133.950905][T22302] batman_adv: batadv0: The MTU of interface gretap397 is too small (1462) 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. [ 1133.976816][T22302] batman_adv: batadv0: Not using interface gretap397 (retrying later): interface not active [ 1134.192888][ T5106] usb 3-1: new high-speed USB device number 54 using dummy_hcd 17:53:46 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_SET_IRQCHIP(r1, 0x4020aea5, &(0x7f0000000480)={0x0, 0x0, @ioapic}) 17:53:46 executing program 1: mkdir(&(0x7f00000000c0)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) write$FUSE_NOTIFY_INVAL_ENTRY(r0, &(0x7f0000000080)={0x29, 0x3, 0x0, {0x0, 0x8, 0x0, 'rootmode'}}, 0x29) [ 1134.382696][ T5106] usb 3-1: device descriptor read/64, error 18 [ 1134.505103][ T1191] ieee802154 phy0 wpan0: encryption failed: -22 [ 1134.511742][ T1191] ieee802154 phy1 wpan1: encryption failed: -22 [ 1134.655307][ T5106] usb 3-1: new high-speed USB device number 55 using dummy_hcd 17:53:46 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_IRQCHIP(r1, 0x4008ae48, &(0x7f0000000480)={0x2, 0x0, @ioapic}) 17:53:46 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x5000000, 0x100, 0xf50034, r1}) 17:53:46 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xae030000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1134.854072][ T5106] usb 3-1: device descriptor read/64, error 18 17:53:47 executing program 1: r0 = add_key$keyring(&(0x7f0000000200), &(0x7f0000000240)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffc) r1 = add_key$keyring(&(0x7f00000001c0), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, r0) keyctl$KEYCTL_MOVE(0x6, r1, 0x0, 0x0, 0x0) [ 1134.973178][ T5106] usb usb3-port1: attempt power cycle 17:53:47 executing program 0: r0 = shmget(0x1, 0x4000, 0x0, &(0x7f0000ffc000/0x4000)=nil) shmctl$IPC_RMID(r0, 0xf) [ 1135.233077][T22334] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap398 [ 1135.250676][T22334] batman_adv: batadv0: Adding interface: gretap398 [ 1135.261749][T22334] batman_adv: batadv0: The MTU of interface gretap398 is too small (1462) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1135.288085][T22334] batman_adv: batadv0: Not using interface gretap398 (retrying later): interface not active [ 1135.392540][ T5106] usb 3-1: new high-speed USB device number 56 using dummy_hcd 17:53:47 executing program 1: openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='freezer.parent_freezing\x00', 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f000000bf00), 0xffffffffffffffff) openat$null(0xffffffffffffff9c, &(0x7f000000c000), 0x0, 0x0) syz_genetlink_get_family_id$batadv(&(0x7f000000c0c0), 0xffffffffffffffff) r0 = inotify_init1(0x0) inotify_add_watch(r0, &(0x7f000000c1c0)='./file0\x00', 0x4000028) syz_open_dev$ttys(0xc, 0x2, 0x0) 17:53:47 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xb0020000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:47 executing program 3: r0 = add_key$keyring(&(0x7f0000000200), &(0x7f0000000240)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffc) r1 = add_key$keyring(&(0x7f00000001c0), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, r0) keyctl$KEYCTL_MOVE(0xb, r1, 0x0, 0x0, 0x0) [ 1135.592745][ T5106] usb 3-1: device descriptor read/8, error -61 17:53:47 executing program 0: socket$unix(0x1, 0x0, 0x0) accept$unix(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000006900)='./cgroup.cpu/syz1\x00', 0x200002, 0x0) socket(0x18, 0x0, 0x0) r0 = fanotify_init(0x0, 0x0) r1 = openat$null(0xffffffffffffff9c, &(0x7f0000008280), 0x0, 0x0) fanotify_mark(r0, 0x2, 0x1010, r1, &(0x7f00000082c0)='./file0\x00') [ 1135.863197][ T5106] usb 3-1: new high-speed USB device number 57 using dummy_hcd [ 1135.958384][T22349] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap399 [ 1135.981673][T22349] batman_adv: batadv0: Adding interface: gretap399 [ 1135.988535][T22349] batman_adv: batadv0: The MTU of interface gretap399 is too small (1462) 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. [ 1136.014423][T22349] batman_adv: batadv0: Not using interface gretap399 (retrying later): interface not active [ 1136.103032][ T5106] usb 3-1: device descriptor read/8, error -61 [ 1136.223064][ T5106] usb usb3-port1: unable to enumerate USB device 17:53:48 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000200)=ANY=[@ANYBLOB], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r1, 0x400c4807, 0x0) 17:53:48 executing program 3: add_key$keyring(&(0x7f00000000c0), 0x0, 0x0, 0x0, 0xfffffffffffffffe) add_key$keyring(&(0x7f0000000040), &(0x7f0000000080)={'syz', 0x1}, 0x0, 0x0, 0xfffffffffffffffd) 17:53:48 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x6000000, 0x100, 0xf50034, r1}) 17:53:48 executing program 0: mount$fuse(0x0, &(0x7f0000000880)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/file0\x00', 0x0, 0x0, 0x0) 17:53:48 executing program 1: r0 = socket(0x10, 0x3, 0x6) sendmsg$NL80211_CMD_CRIT_PROTOCOL_START(r0, &(0x7f0000001680)={0x0, 0x0, &(0x7f0000001640)={&(0x7f00000015c0)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0) 17:53:48 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xb4000000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1136.981934][T22360] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap400 [ 1137.005085][T22360] batman_adv: batadv0: Adding interface: gretap400 17:53:49 executing program 0: r0 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setuid(r1) openat$tun(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0) [ 1137.011812][T22360] batman_adv: batadv0: The MTU of interface gretap400 is too small (1462) 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. [ 1137.037673][T22360] batman_adv: batadv0: Not using interface gretap400 (retrying later): interface not active 17:53:49 executing program 1: syz_emit_ethernet(0x53, &(0x7f0000000080)={@local, @broadcast, @val, {@ipv4}}, 0x0) 17:53:49 executing program 3: mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) writev(0xffffffffffffffff, &(0x7f00000001c0)=[{&(0x7f0000000180)='0', 0x1}], 0x1) setrlimit(0xc, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) sendfile(r0, 0xffffffffffffffff, 0x0, 0x6) sendmmsg$unix(r1, 0x0, 0x0, 0x0) recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r2 = syz_open_dev$tty1(0xc, 0x4, 0x1) r3 = syz_open_procfs(0x0, 0x0) sendfile(r2, r3, 0x0, 0x0) [ 1137.333890][ T5106] usb 3-1: new high-speed USB device number 58 using dummy_hcd 17:53:49 executing program 0: keyctl$KEYCTL_MOVE(0xa, 0x0, 0x0, 0x0, 0x0) [ 1137.522402][ T5106] usb 3-1: device descriptor read/64, error 18 17:53:49 executing program 1: r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, 0xfffffffffffffffc) add_key$keyring(&(0x7f00000002c0), &(0x7f0000000300)={'syz', 0x3}, 0x0, 0x0, r0) keyctl$KEYCTL_MOVE(0x7, r0, 0xfffffffffffffffc, 0x0, 0x0) 17:53:49 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xb4030000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1137.803067][ T5106] usb 3-1: new high-speed USB device number 59 using dummy_hcd [ 1137.917728][T22380] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap401 [ 1137.940916][T22380] batman_adv: batadv0: Adding interface: gretap401 [ 1137.947861][T22380] batman_adv: batadv0: The MTU of interface gretap401 is too small (1462) 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. [ 1137.973737][T22380] batman_adv: batadv0: Not using interface gretap401 (retrying later): interface not active [ 1138.002388][ T5106] usb 3-1: device descriptor read/64, error 18 [ 1138.135658][ T5106] usb usb3-port1: attempt power cycle [ 1138.552459][ T5106] usb 3-1: new high-speed USB device number 60 using dummy_hcd [ 1138.744940][ T5106] usb 3-1: device descriptor read/8, error -61 [ 1139.022398][ T5106] usb 3-1: new high-speed USB device number 61 using dummy_hcd [ 1139.242856][ T5106] usb 3-1: device descriptor read/8, error -61 [ 1139.362977][ T5106] usb usb3-port1: unable to enumerate USB device 17:53:52 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000200)=ANY=[@ANYBLOB], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r1, 0x400c4807, 0x0) 17:53:52 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x7000000, 0x100, 0xf50034, r1}) 17:53:52 executing program 0: getrandom(&(0x7f0000000080)=""/105, 0x69, 0x0) 17:53:52 executing program 1: socketpair(0x0, 0x8ccfde157b64543a, 0x0, 0x0) 17:53:52 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xb6050000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:52 executing program 3: r0 = openat$null(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) read$FUSE(r0, 0x0, 0x0) [ 1140.157735][T22386] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap402 [ 1140.176078][T22386] batman_adv: batadv0: Adding interface: gretap402 17:53:52 executing program 0: r0 = add_key$keyring(&(0x7f0000000200), &(0x7f0000000240)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffc) r1 = add_key$keyring(&(0x7f00000001c0), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, r0) keyctl$KEYCTL_MOVE(0x2, r1, 0x0, 0x0, 0x0) [ 1140.182937][T22386] batman_adv: batadv0: The MTU of interface gretap402 is too small (1462) 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. [ 1140.208865][T22386] batman_adv: batadv0: Not using interface gretap402 (retrying later): interface not active 17:53:52 executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_SET_IRQCHIP(r1, 0x4008ae61, &(0x7f0000000480)={0x0, 0x0, @ioapic}) 17:53:52 executing program 1: mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000000)='cgroup.procs\x00', 0x2, 0x0) writev(r1, &(0x7f00000001c0)=[{&(0x7f0000000180)='0', 0x1}], 0x1) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r3, &(0x7f0000000180)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r4, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0) getpid() sched_setscheduler(0x0, 0x1, &(0x7f0000000200)=0x3) sendmsg$TIPC_CMD_GET_NETID(0xffffffffffffffff, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000300)={0x1c}, 0x1c}}, 0x0) r5 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x16, 0x8, &(0x7f00000017c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0xfffffffffffffe2c, 0x10, &(0x7f0000000000), 0x32}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000300)={r5, 0x7300, 0xe, 0x0, &(0x7f0000000140)="800000000dc45d0cca5e74626106", 0x0, 0x6c00, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x48) syz_open_procfs(0x0, &(0x7f0000000000)='net/fib_triestat\x00') [ 1140.543276][ T1015] usb 3-1: new high-speed USB device number 62 using dummy_hcd 17:53:52 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) recvmmsg(r0, &(0x7f00000001c0)=[{{0x0, 0x0, 0x0}}], 0x1, 0x12042, 0x0) 17:53:52 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xbc030000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1140.732474][ T1015] usb 3-1: device descriptor read/64, error 18 17:53:52 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r0, &(0x7f0000006140)=[{{0x0, 0x0, 0x0}}], 0x1, 0x10001, 0x0) [ 1141.026542][ T1015] usb 3-1: new high-speed USB device number 63 using dummy_hcd [ 1141.034954][T22410] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap403 [ 1141.052918][T22410] batman_adv: batadv0: Adding interface: gretap403 [ 1141.059626][T22410] batman_adv: batadv0: The MTU of interface gretap403 is too small (1462) 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. [ 1141.085716][T22410] batman_adv: batadv0: Not using interface gretap403 (retrying later): interface not active [ 1141.263028][ T1015] usb 3-1: device descriptor read/64, error 18 [ 1141.387013][ T1015] usb usb3-port1: attempt power cycle [ 1141.832483][ T1015] usb 3-1: new high-speed USB device number 64 using dummy_hcd [ 1142.052695][ T1015] usb 3-1: device descriptor read/8, error -61 [ 1142.352466][ T1015] usb 3-1: new high-speed USB device number 65 using dummy_hcd [ 1142.562749][ T1015] usb 3-1: device descriptor read/8, error -61 [ 1142.682942][ T1015] usb usb3-port1: unable to enumerate USB device 17:53:55 executing program 2: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000200)=ANY=[@ANYBLOB], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000040)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0xf, {[@local=@item_4={0x3, 0x2, 0x0, "ffffff7f"}, @local=@item_4={0x3, 0x2, 0x0, "b480c505"}, @local=@item_4={0x3, 0x2, 0x0, "f91bd62e"}]}}, 0x0}, 0x0) r1 = syz_open_dev$hiddev(&(0x7f00000005c0), 0x0, 0x0) ioctl$HIDIOCGREPORT(r1, 0x400c4807, 0x0) 17:53:55 executing program 3: socketpair(0x1e, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg$can_bcm(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000300)=""/212, 0xd4}], 0x300}, 0x0) sendmsg$GTP_CMD_NEWPDP(r1, &(0x7f0000002480)={0x0, 0x0, &(0x7f0000002440)={&(0x7f0000002400)={0x14}, 0x14}}, 0x0) 17:53:55 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet(0x2, 0x0, 0x2) getsockname(r3, &(0x7f00000000c0)=@pppoe, &(0x7f0000000140)=0x80) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r4, 0x8933, &(0x7f0000000080)={'batadv_slave_1\x00', 0x0}) ioctl$sock_inet6_SIOCADDRT(r4, 0x890b, &(0x7f00000002c0)={@rand_addr=' \x01\x00', @mcast1={0x0}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, r5}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f00000000c0)={r5, 0x1, 0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x2b}}, 0x10) r7 = fcntl$dupfd(r6, 0x0, r6) setsockopt$IPT_SO_SET_REPLACE(r7, 0x4000000000000, 0x40, &(0x7f0000000300)=@raw={'raw\x00', 0xc01, 0x3, 0x2a0, 0x0, 0x5002004a, 0x0, 0xd8, 0x0, 0x208, 0x3c8, 0x3c8, 0x208, 0x3c8, 0x3, 0x0, {[{{@ip={@initdev={0xac, 0x1e, 0x0, 0x0}, @empty, 0x0, 0x0, 'vlan0\x00', 'ip6gretap0\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x1, 0x0, 0x0, 0x0, 'syz1\x00', 'syz0\x00'}}}, {{@uncond, 0x0, 0xc8, 0x130, 0x0, {}, [@common=@inet=@hashlimit1={{0x58}, {'vxcan1\x00', {0x0, 0x0, 0x7ff, 0x0, 0x0, 0x4, 0x6}}}]}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0xa, 0x0, 0x0, 0x0, 'snmp_trap\x00', 'syz0\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x300) ioctl$sock_inet6_SIOCADDRT(r7, 0x890b, &(0x7f0000000000)={@remote, @mcast1, @remote, 0x1, 0x80, 0x7, 0x400, 0x100, 0xf50034, r5}) setsockopt$inet_sctp_SCTP_AUTO_ASCONF(r7, 0x84, 0x1e, &(0x7f0000000200)=0x7f, 0x4) r8 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180), 0x250080, 0x0) setsockopt$inet6_tcp_int(r8, 0x6, 0x9, &(0x7f00000001c0)=0x2, 0x4) r9 = fcntl$dupfd(r2, 0x0, r2) ioctl$sock_inet6_SIOCADDRT(r9, 0x890b, &(0x7f0000000000)={@remote, @ipv4={'\x00', '\xff\xff', @multicast1}, @remote, 0x0, 0x80, 0x7, 0x8000000, 0x100, 0xf50034, r1}) 17:53:55 executing program 0: r0 = socket(0x10, 0x3, 0x0) accept(r0, 0x0, 0x0) 17:53:55 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xc3ffffff, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) 17:53:55 executing program 1: r0 = socket(0x11, 0x3, 0x0) ioctl$sock_SIOCINQ(r0, 0x541b, &(0x7f0000000080)) [ 1143.326595][T22420] batman_adv: Cannot find parent device. Skipping batadv-on-batadv check for gretap404 [ 1143.344761][T22420] batman_adv: batadv0: Adding interface: gretap404 [ 1143.355393][T22420] batman_adv: batadv0: The MTU of interface gretap404 is too small (1462) 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. [ 1143.382389][T22420] batman_adv: batadv0: Not using interface gretap404 (retrying later): interface not active 17:53:55 executing program 1: openat$null(0xffffffffffffff9c, &(0x7f0000000040), 0x414000, 0x0) 17:53:55 executing program 0: socketpair(0x1e, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg$can_bcm(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000300)=""/212, 0x14}], 0x1}, 0x0) sendmsg$GTP_CMD_NEWPDP(r1, &(0x7f0000002480)={0x0, 0x0, &(0x7f0000002440)={&(0x7f0000000000)={0x1c, 0x0, 0x0, 0x0, 0x0, {}, [@GTPA_FLOW={0x6}]}, 0x1c}}, 0x0) 17:53:55 executing program 3: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) sendmsg$inet6(r0, &(0x7f0000002400)={&(0x7f0000000080)={0xa, 0x0, 0x0, @local}, 0x1c, &(0x7f00000000c0)=[{&(0x7f0000000000)="ba9fc1a31e429ff2a6e805e608a2866cddb6d422b8c946ff70297502eec9cb2fa93e3b3546a1dbe871988b9658ded070486682baa46f6677932b248b60558da782a71bf7150413bcc68c80", 0xffed}], 0x1}, 0x0) [ 1143.706798][T22431] ===================================================== [ 1143.714328][T22431] BUG: KMSAN: uninit-value in __ip6_make_skb+0x3388/0x3620 [ 1143.721717][T22431] __ip6_make_skb+0x3388/0x3620 [ 1143.727016][T22431] ip6_push_pending_frames+0x113/0x560 [ 1143.732928][T22431] rawv6_push_pending_frames+0xbd0/0xe20 [ 1143.738739][T22431] rawv6_sendmsg+0x2959/0x2e50 [ 1143.743834][T22431] inet_sendmsg+0x105/0x190 [ 1143.748512][T22431] ____sys_sendmsg+0xa24/0xe40 [ 1143.753732][T22431] ___sys_sendmsg+0x2a1/0x3f0 [ 1143.762390][T22431] __x64_sys_sendmsg+0x36b/0x540 [ 1143.767748][T22431] do_syscall_64+0x41/0xc0 [ 1143.773220][T22431] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1143.779341][T22431] [ 1143.781746][T22431] Uninit was created at: [ 1143.786371][T22431] slab_post_alloc_hook+0x12d/0xb60 [ 1143.791747][T22431] kmem_cache_alloc_node+0x543/0xab0 [ 1143.797392][T22431] kmalloc_reserve+0x148/0x470 [ 1143.802439][T22431] __alloc_skb+0x3a7/0x850 [ 1143.807038][T22431] __ip6_append_data+0x5254/0x6c70 [ 1143.812490][T22431] ip6_append_data+0x432/0x5a0 [ 1143.817429][T22431] rawv6_sendmsg+0x285d/0x2e50 [ 1143.822515][T22431] inet_sendmsg+0x105/0x190 [ 1143.827165][T22431] ____sys_sendmsg+0xa24/0xe40 [ 1143.832081][T22431] ___sys_sendmsg+0x2a1/0x3f0 [ 1143.837079][T22431] __x64_sys_sendmsg+0x36b/0x540 [ 1143.842324][T22431] do_syscall_64+0x41/0xc0 [ 1143.846914][T22431] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1143.853175][T22431] 17:53:55 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000080)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x71, 0x10, 0x7e}, [@ldst={0x5, 0x0, 0x0, 0x0, 0x0, 0xc}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000000c0), 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x80) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket(0x10, 0x80002, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000180)={'batadv0\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x80803, 0x0) sendmsg$nl_route(r4, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={0x0, 0x18}}, 0x0) getsockname$packet(r4, &(0x7f0000000280)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000240)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xc4010000, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_LINK={0x8, 0x1, r5}]}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x44}}, 0x0) [ 1143.855592][T22431] CPU: 1 PID: 22431 Comm: syz-executor.3 Not tainted 6.3.0-rc3-syzkaller-g90ea0df61c98 #0 [ 1143.865839][T22431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 1143.876139][T22431] ===================================================== [ 1143.883301][T22431] Disabling lock debugging due to kernel taint [ 1143.889574][T22431] Kernel panic - not syncing: kmsan.panic set ... [ 1143.896102][T22431] CPU: 1 PID: 22431 Comm: syz-executor.3 Tainted: G B 6.3.0-rc3-syzkaller-g90ea0df61c98 #0 [ 1143.907650][T22431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 1143.917833][T22431] Call Trace: [ 1143.921207][T22431] [ 1143.924231][T22431] dump_stack_lvl+0x1cc/0x260 [ 1143.929098][T22431] dump_stack+0x1e/0x20 [ 1143.933443][T22431] panic+0x4e2/0xc70 [ 1143.937562][T22431] ? add_taint+0x108/0x1a0 [ 1143.942170][T22431] kmsan_report+0x2d0/0x2d0 [ 1143.946846][T22431] ? __msan_warning+0x96/0x110 [ 1143.951752][T22431] ? __ip6_make_skb+0x3388/0x3620 [ 1143.956946][T22431] ? ip6_push_pending_frames+0x113/0x560 [ 1143.962756][T22431] ? rawv6_push_pending_frames+0xbd0/0xe20 [ 1143.968735][T22431] ? rawv6_sendmsg+0x2959/0x2e50 [ 1143.973821][T22431] ? inet_sendmsg+0x105/0x190 [ 1143.978633][T22431] ? ____sys_sendmsg+0xa24/0xe40 [ 1143.983702][T22431] ? ___sys_sendmsg+0x2a1/0x3f0 [ 1143.988684][T22431] ? __x64_sys_sendmsg+0x36b/0x540 [ 1143.993931][T22431] ? do_syscall_64+0x41/0xc0 [ 1143.998676][T22431] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1144.004933][T22431] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 1144.010937][T22431] ? __siphash_unaligned+0xa14/0xa30 [ 1144.016496][T22431] ? kmsan_internal_memmove_metadata+0x9a/0x360 [ 1144.022946][T22431] ? kmsan_internal_set_shadow_origin+0x66/0xe0 [ 1144.029386][T22431] ? kmsan_internal_unpoison_memory+0x14/0x20 [ 1144.035652][T22431] __msan_warning+0x96/0x110 [ 1144.040374][T22431] __ip6_make_skb+0x3388/0x3620 [ 1144.045449][T22431] ip6_push_pending_frames+0x113/0x560 [ 1144.051082][T22431] rawv6_push_pending_frames+0xbd0/0xe20 [ 1144.056897][T22431] rawv6_sendmsg+0x2959/0x2e50 [ 1144.061937][T22431] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 1144.067912][T22431] ? compat_rawv6_ioctl+0xb0/0xb0 [ 1144.073087][T22431] ? compat_rawv6_ioctl+0xb0/0xb0 [ 1144.078259][T22431] inet_sendmsg+0x105/0x190 [ 1144.082898][T22431] ? inet_send_prepare+0x5c0/0x5c0 [ 1144.088154][T22431] ____sys_sendmsg+0xa24/0xe40 [ 1144.093084][T22431] ___sys_sendmsg+0x2a1/0x3f0 [ 1144.097908][T22431] ? __rcu_read_unlock+0x7a/0xd0 [ 1144.103117][T22431] ? __fget_files+0x4d7/0x540 [ 1144.107957][T22431] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 1144.113917][T22431] __x64_sys_sendmsg+0x36b/0x540 [ 1144.119021][T22431] do_syscall_64+0x41/0xc0 [ 1144.123611][T22431] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1144.129697][T22431] RIP: 0033:0x7f5c25c8c0f9 [ 1144.134305][T22431] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 1144.154077][T22431] RSP: 002b:00007f5c26a92168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 1144.162637][T22431] RAX: ffffffffffffffda RBX: 00007f5c25dabf80 RCX: 00007f5c25c8c0f9 [ 1144.170732][T22431] RDX: 0000000000000000 RSI: 0000000020002400 RDI: 0000000000000003 [ 1144.178815][T22431] RBP: 00007f5c25ce7b39 R08: 0000000000000000 R09: 0000000000000000 [ 1144.186898][T22431] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 1144.194977][T22431] R13: 00007f5c25ecfb1f R14: 00007f5c26a92300 R15: 0000000000022000 [ 1144.203092][T22431] [ 1144.206403][T22431] Kernel Offset: disabled [ 1144.210786][T22431] Rebooting in 86400 seconds..