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"}}}}}, 0x0) (async) [ 2604.556161][T29649] batman_adv: batadv3711: Removing interface: netdevsim0 18:57:19 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) (async) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) (async) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) r1 = socket$igmp6(0xa, 0x3, 0x2) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_type(r2, &(0x7f0000000000), 0x248800) (async) ioctl$sock_kcm_SIOCKCMATTACH(0xffffffffffffffff, 0x89e0, &(0x7f0000000000)={r1, r2}) (async) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) 18:57:19 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="c00e00001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2604.603400][T29649] batman_adv: batadv3712: Adding interface: netdevsim0 [ 2604.620279][T29649] batman_adv: batadv3712: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 18:57:19 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="0153c20071030000aaaaaaaaaa00"], 0x0) [ 2604.680408][T29649] batman_adv: batadv3712: Not using interface netdevsim0 (retrying later): interface not active 18:57:19 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000140)=@assoc_value, &(0x7f0000000180)=0x8) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r1, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000100)={0xfe9, 0x5, 0x8000, 0x8, 0x1a2, 0x1000, 0x7, 0x3}, 0x20) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r1, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r1, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r1, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000001340)="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", 0x411}, {&(0x7f0000000000)="6db1eced30bba63652312dbbdf9d326ca10660220942051ce675e605f73fbe846d54b39a38b29b40aac4f2e4818509d0c7428e30d6f0e25bbaf98e574182e4"}]}}], 0x1, 0x0) 18:57:19 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000040000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2604.845193][T29655] batman_adv: batadv795: Interface deactivated: netdevsim0 [ 2604.880473][T29655] batman_adv: batadv795: Removing interface: netdevsim0 [ 2604.925132][T29655] batman_adv: batadv799: Adding interface: netdevsim0 [ 2604.947451][T29655] batman_adv: batadv799: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2604.981116][T29655] batman_adv: batadv799: Interface activated: netdevsim0 18:57:20 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013012f00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:20 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="0153c20071030000aaaaaaaaaa00"], 0x0) 18:57:20 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000140)=@assoc_value, &(0x7f0000000180)=0x8) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) (async) bind$inet(r1, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) (async) setsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000100)={0xfe9, 0x5, 0x8000, 0x8, 0x1a2, 0x1000, 0x7, 0x3}, 0x20) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) (async) sendto$inet(r1, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) (async) sendto$inet(r1, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r1, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000001340)="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", 0x411}, {&(0x7f0000000000)="6db1eced30bba63652312dbbdf9d326ca10660220942051ce675e605f73fbe846d54b39a38b29b40aac4f2e4818509d0c7428e30d6f0e25bbaf98e574182e4"}]}}], 0x1, 0x0) 18:57:20 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000000), &(0x7f0000000100)=0x8) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0)=ANY=[@ANYRES32=0x0, @ANYBLOB='\v\x00\x00\x00'], &(0x7f0000000180)=0x8) 18:57:20 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="e03f03001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2605.121736][T29682] batman_adv: batadv3712: Removing interface: netdevsim0 [ 2605.188870][T29682] batman_adv: batadv3713: Adding interface: netdevsim0 18:57:20 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="0153c20071030000aaaaaaaaaa00"], 0x0) 18:57:20 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000140)=@assoc_value, &(0x7f0000000180)=0x8) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r1, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000100)={0xfe9, 0x5, 0x8000, 0x8, 0x1a2, 0x1000, 0x7, 0x3}, 0x20) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r1, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r1, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r1, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000001340)="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", 0x411}, {&(0x7f0000000000)="6db1eced30bba63652312dbbdf9d326ca10660220942051ce675e605f73fbe846d54b39a38b29b40aac4f2e4818509d0c7428e30d6f0e25bbaf98e574182e4"}]}}], 0x1, 0x0) socket$inet_sctp(0x2, 0x5, 0x84) (async) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000140)=@assoc_value, &(0x7f0000000180)=0x8) (async) socket$inet(0x2, 0x4000000000000001, 0x0) (async) setsockopt$inet_tcp_int(r1, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) (async) bind$inet(r1, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) (async) setsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000100)={0xfe9, 0x5, 0x8000, 0x8, 0x1a2, 0x1000, 0x7, 0x3}, 0x20) (async) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) (async) sendto$inet(r1, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) (async) setsockopt$inet_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) (async) sendto$inet(r1, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) (async) sendmmsg$inet(r1, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000001340)="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", 0x411}, {&(0x7f0000000000)="6db1eced30bba63652312dbbdf9d326ca10660220942051ce675e605f73fbe846d54b39a38b29b40aac4f2e4818509d0c7428e30d6f0e25bbaf98e574182e4"}]}}], 0x1, 0x0) (async) [ 2605.223930][T29682] batman_adv: batadv3713: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2605.288609][T29682] batman_adv: batadv3713: Not using interface netdevsim0 (retrying later): interface not active 18:57:20 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) syz_emit_ethernet(0x7b, &(0x7f0000000000)={@broadcast, @random="30e896f29a54", @void, {@mpls_uc={0x8847, {[{0x1, 0x0, 0x1}, {0x4}, {0xffc00}, {}], @generic="9c72411c21950318575d38bafc11e988bec7902356cca2029aa1dc4e17697559b9351fd4a0bbce17da0077d453240594ea3bc45a19c54cde90aac18b7e817bbee0250cfddb9272f9a543eefcf8761e207ce5889c966c288c4f2f7f47ad"}}}}, &(0x7f0000000080)={0x1, 0x4, [0x462, 0xf8f, 0x897, 0x987]}) 18:57:20 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) r1 = accept$inet(r0, &(0x7f0000000000)={0x2, 0x0, @multicast2}, &(0x7f0000000040)=0x10) recvfrom$inet(r1, &(0x7f0000000100)=""/14, 0xe, 0x0, &(0x7f0000000140)={0x2, 0x4e21, @broadcast}, 0x10) 18:57:20 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000050000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:20 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) syz_emit_ethernet(0x7b, &(0x7f0000000000)={@broadcast, @random="30e896f29a54", @void, {@mpls_uc={0x8847, {[{0x1, 0x0, 0x1}, {0x4}, {0xffc00}, {}], @generic="9c72411c21950318575d38bafc11e988bec7902356cca2029aa1dc4e17697559b9351fd4a0bbce17da0077d453240594ea3bc45a19c54cde90aac18b7e817bbee0250cfddb9272f9a543eefcf8761e207ce5889c966c288c4f2f7f47ad"}}}}, &(0x7f0000000080)={0x1, 0x4, [0x462, 0xf8f, 0x897, 0x987]}) syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) (async) syz_emit_ethernet(0x7b, &(0x7f0000000000)={@broadcast, @random="30e896f29a54", @void, {@mpls_uc={0x8847, {[{0x1, 0x0, 0x1}, {0x4}, {0xffc00}, {}], @generic="9c72411c21950318575d38bafc11e988bec7902356cca2029aa1dc4e17697559b9351fd4a0bbce17da0077d453240594ea3bc45a19c54cde90aac18b7e817bbee0250cfddb9272f9a543eefcf8761e207ce5889c966c288c4f2f7f47ad"}}}}, &(0x7f0000000080)={0x1, 0x4, [0x462, 0xf8f, 0x897, 0x987]}) (async) 18:57:20 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="ffff07001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:20 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013022f00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:20 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) (async) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) (async) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) r1 = accept$inet(r0, &(0x7f0000000000)={0x2, 0x0, @multicast2}, &(0x7f0000000040)=0x10) recvfrom$inet(r1, &(0x7f0000000100)=""/14, 0xe, 0x0, &(0x7f0000000140)={0x2, 0x4e21, @broadcast}, 0x10) (async) recvfrom$inet(r1, &(0x7f0000000100)=""/14, 0xe, 0x0, &(0x7f0000000140)={0x2, 0x4e21, @broadcast}, 0x10) 18:57:20 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) (async, rerun: 32) syz_emit_ethernet(0x7b, &(0x7f0000000000)={@broadcast, @random="30e896f29a54", @void, {@mpls_uc={0x8847, {[{0x1, 0x0, 0x1}, {0x4}, {0xffc00}, {}], @generic="9c72411c21950318575d38bafc11e988bec7902356cca2029aa1dc4e17697559b9351fd4a0bbce17da0077d453240594ea3bc45a19c54cde90aac18b7e817bbee0250cfddb9272f9a543eefcf8761e207ce5889c966c288c4f2f7f47ad"}}}}, &(0x7f0000000080)={0x1, 0x4, [0x462, 0xf8f, 0x897, 0x987]}) (rerun: 32) [ 2605.633361][T29714] batman_adv: batadv3713: Removing interface: netdevsim0 [ 2605.720883][T29714] batman_adv: batadv3714: Adding interface: netdevsim0 [ 2605.736576][T29714] batman_adv: batadv3714: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2605.834087][T29714] batman_adv: batadv3714: Not using interface netdevsim0 (retrying later): interface not active 18:57:21 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) (async) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) (async) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) (async) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) (async) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) (async) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) (async) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) r1 = accept$inet(r0, &(0x7f0000000000)={0x2, 0x0, @multicast2}, &(0x7f0000000040)=0x10) recvfrom$inet(r1, &(0x7f0000000100)=""/14, 0xe, 0x0, &(0x7f0000000140)={0x2, 0x4e21, @broadcast}, 0x10) 18:57:21 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x886c}}}, 0x0) 18:57:21 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000040000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:21 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000060000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:21 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013032f00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:21 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) (async) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000000), &(0x7f0000000100)=0x8) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0)=ANY=[@ANYRES32=0x0, @ANYBLOB='\v\x00\x00\x00'], &(0x7f0000000180)=0x8) (async) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0)=ANY=[@ANYRES32=0x0, @ANYBLOB='\v\x00\x00\x00'], &(0x7f0000000180)=0x8) 18:57:21 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x886c}}}, 0x0) 18:57:21 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) sendto$inet(0xffffffffffffffff, &(0x7f0000000300)="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", 0xfe, 0x0, &(0x7f0000000440)={0x2, 0x4e23, @private=0xa010102}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00000004c0)='scalable\x00', 0x9) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) pipe(&(0x7f0000000200)={0xffffffffffffffff}) sendto$inet(r1, &(0x7f0000000240)="5c6267598628621aea511f99e50f2d0ff977c3e43d1887ea7aebf71987f08ebc5b19a67f12cdae87c639dd91499fc19c0c684f6ddb54f66e1733a741a71f691d27a42d0a567123a7aa", 0x49, 0x4040805, &(0x7f00000002c0)={0x2, 0x4e22, @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000000000)=[{{0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000001340)="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", 0x411}, {&(0x7f0000000100)="bf33b5302b3b157f2894db6d83b1b16cddd3a482e064bdcc2d4d5ecb6fd0ea08cab1eed523b3b924392e6191ad6abebde1f7bfd1f3828469cbe4a6a4e9e3a17d5a165de92c2801afaa7531d5b2481d806da333d92719c92996facedf7e7a938f44497ea99a5c3a4bcc3dcec8e573130d4231a7997218bae78fd6a2f169dcad1e3852e0fb480c1ecf69df4834df8c3a25ea07cb0662350dad70e1957bc60b934e701254f0dfd3e6024b3d5fc6de0266ee96810082cd8bf3ec"}], 0x1000000000000253}}], 0x1, 0x0) 18:57:21 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000000100130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:21 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x886c}}}, 0x0) [ 2606.293233][T29733] batman_adv: batadv3714: Removing interface: netdevsim0 18:57:21 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013003000"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2606.345590][T29733] batman_adv: batadv3715: Adding interface: netdevsim0 18:57:21 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) (async) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) sendto$inet(0xffffffffffffffff, &(0x7f0000000300)="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", 0xfe, 0x0, &(0x7f0000000440)={0x2, 0x4e23, @private=0xa010102}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00000004c0)='scalable\x00', 0x9) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) (async) pipe(&(0x7f0000000200)={0xffffffffffffffff}) sendto$inet(r1, &(0x7f0000000240)="5c6267598628621aea511f99e50f2d0ff977c3e43d1887ea7aebf71987f08ebc5b19a67f12cdae87c639dd91499fc19c0c684f6ddb54f66e1733a741a71f691d27a42d0a567123a7aa", 0x49, 0x4040805, &(0x7f00000002c0)={0x2, 0x4e22, @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) (async) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000000000)=[{{0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000001340)="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", 0x411}, {&(0x7f0000000100)="bf33b5302b3b157f2894db6d83b1b16cddd3a482e064bdcc2d4d5ecb6fd0ea08cab1eed523b3b924392e6191ad6abebde1f7bfd1f3828469cbe4a6a4e9e3a17d5a165de92c2801afaa7531d5b2481d806da333d92719c92996facedf7e7a938f44497ea99a5c3a4bcc3dcec8e573130d4231a7997218bae78fd6a2f169dcad1e3852e0fb480c1ecf69df4834df8c3a25ea07cb0662350dad70e1957bc60b934e701254f0dfd3e6024b3d5fc6de0266ee96810082cd8bf3ec"}], 0x1000000000000253}}], 0x1, 0x0) [ 2606.376880][T29733] batman_adv: batadv3715: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2606.429968][T29733] batman_adv: batadv3715: Not using interface netdevsim0 (retrying later): interface not active 18:57:21 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000070000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:21 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) ioctl$sock_SIOCADDDLCI(r0, 0x8980, &(0x7f0000000000)={'nicvf0\x00', 0x9}) setsockopt$PNPIPE_HANDLE(0xffffffffffffffff, 0x113, 0x3, &(0x7f0000000040)=0x2, 0x4) ioctl$BTRFS_IOC_DEFRAG(0xffffffffffffffff, 0x50009402, 0x0) 18:57:21 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) (async) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) sendto$inet(0xffffffffffffffff, &(0x7f0000000300)="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", 0xfe, 0x0, &(0x7f0000000440)={0x2, 0x4e23, @private=0xa010102}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00000004c0)='scalable\x00', 0x9) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) pipe(&(0x7f0000000200)) (async) pipe(&(0x7f0000000200)={0xffffffffffffffff}) sendto$inet(r1, &(0x7f0000000240)="5c6267598628621aea511f99e50f2d0ff977c3e43d1887ea7aebf71987f08ebc5b19a67f12cdae87c639dd91499fc19c0c684f6ddb54f66e1733a741a71f691d27a42d0a567123a7aa", 0x49, 0x4040805, &(0x7f00000002c0)={0x2, 0x4e22, @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) (async) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) (async) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000000000)=[{{0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000001340)="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", 0x411}, {&(0x7f0000000100)="bf33b5302b3b157f2894db6d83b1b16cddd3a482e064bdcc2d4d5ecb6fd0ea08cab1eed523b3b924392e6191ad6abebde1f7bfd1f3828469cbe4a6a4e9e3a17d5a165de92c2801afaa7531d5b2481d806da333d92719c92996facedf7e7a938f44497ea99a5c3a4bcc3dcec8e573130d4231a7997218bae78fd6a2f169dcad1e3852e0fb480c1ecf69df4834df8c3a25ea07cb0662350dad70e1957bc60b934e701254f0dfd3e6024b3d5fc6de0266ee96810082cd8bf3ec"}], 0x1000000000000253}}], 0x1, 0x0) 18:57:21 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000000200130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2606.745371][T29764] batman_adv: batadv799: Interface deactivated: netdevsim0 [ 2606.761016][T29764] batman_adv: batadv799: Removing interface: netdevsim0 18:57:21 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, &(0x7f0000000040)="52caa485", 0x4, 0xc8840, &(0x7f0000000100)={0x2, 0x4e23, @rand_addr=0x64010101}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x47}}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) [ 2606.791311][T29764] batman_adv: batadv803: Adding interface: netdevsim0 [ 2606.806611][T29764] batman_adv: batadv803: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2606.869289][T29764] batman_adv: batadv803: Interface activated: netdevsim0 [ 2606.890190][T29763] batman_adv: batadv3715: Removing interface: netdevsim0 [ 2606.934644][T29763] batman_adv: batadv3716: Adding interface: netdevsim0 [ 2606.947627][T29763] batman_adv: batadv3716: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 18:57:22 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) (async) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) (async) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000000), &(0x7f0000000100)=0x8) (async, rerun: 32) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0)=ANY=[@ANYRES32=0x0, @ANYBLOB='\v\x00\x00\x00'], &(0x7f0000000180)=0x8) (rerun: 32) 18:57:22 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, &(0x7f0000000040)="52caa485", 0x4, 0xc8840, &(0x7f0000000100)={0x2, 0x4e23, @rand_addr=0x64010101}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x47}}, 0x10) (async) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) (async) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000001340)="e9fe696a4928a2036a52e7ba6bf5da4020f4d2539c9cc32c7069b5a4747ea9fe87377d43813dc100031180723596b0f1fae159e8b3015d295ed1b10defa99b7674505f1ad8b0d849b9c1facefaaac578431c5a88fccc9f1d655511000f74b4bafd8fa795a2a165e17bae3994b147a32507d620649e86ee1de33f70ab96463cff25e5888d05045b9cef5d3bf515ee736edd2f72beae2ea55633325779ad36e06a99052cac47718dc1054f9910ab28e47ddf74250147cb0576ca62b255028d6cda02649c8c9d4315a301e3223f7b0f63bf393826f851e0ada367196e944db95e585f5c9947f09644fced55fb8a50834059889dd9bb5556e6c0ddebd74bb93c079961aca65c01d59da2c83f03d654190d32375d847177cf12f552a830a838f5524343b883f63d16c03edcb2ac84bb7fb8c538639c8e57d4d62b51dcd3fa6c0ddef9314371f511fcb7be64ebd786d5d69bea41fe77105ad67ee28bdb626a7fc6381f6eeb85b50d4d1d863c52d5e848cc28a9a2de2e9efe17b433c00e0bde784c7b2b205e395ce706c233584b144944ff0e71eda8e16424fa2463a63a12565db3bae60ba887f174f3561cafbd65b39cebd90e0dc2b4c781b403485407202efffc5f21817d641a8bf990cc9feeece754ba769bec91c329b164341adb199638265c14425c24653a5ed7f36581948ad4661905a80f75baba21c87169c517d345dd948d2e04b4db1f4fe01e081a1404b09b0de034c54294c7e58245d687db432f7bbed36eeb679a0cd6a3b29c4d8863039ef21e7e857236ef2ab14848b4a31f4a452ff8c02224d67003512990dcdff0de04b068c6487b1c2466e8a19ab69a9e3d24f93884e9aa68c039fddae8357295ce5f59065814413f2251d0798deff1f64a67f1cbafe11f22b0dbc018b84441814074283e760d7947ed5e442f2105095803f3df7583c14cc2b915fd43dd24a1090c00232cfe02653184be1310bc71c0bd752751a5d69db4585769e7957ff78d9cd276a32167f8a2e103a07917730b1099832d91ba9c81741ec92d0d002378170fac2799cbf172cee31369042d2797d80d370b47839fae3b22012caf8a76b95f287f6ec2116da229b523eb5457e96bcc6a073e08e7e39961ce320bfa2547b9a91bbf3edf7e0da61160eced83461ab6bc1cb0bdfc4a7dda1fba27866fad359eaf2d70ce8689805efbe02cc7ea12067cb32aa91b0c4aca73eed81df9048b6ad9b971f356322b70e16d1be0904bf22c91651acec3b29d491198377d38120f55409c76b1c920b703137dae7984b2eb6a94173cee4e53226fb97e6e59ea1602940ddc902dd98ecab682395c1d9093dfceb8870b88d238429ae9881b3ed1dc994c0e47a9054250fa47b5cb52566f1d1a568e026b151ef2ce41c532ffc80963ad6fbe205add823b02a74462d943c45170a65e8b6d6c60e17fd699fac05706bf21dde4fd8baa23e4559161", 0x411}], 0x1}}], 0x1, 0x0) 18:57:22 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013013000"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2606.980874][T29763] batman_adv: batadv3716: Not using interface netdevsim0 (retrying later): interface not active 18:57:22 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000080000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:22 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) (async) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) (async) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) (async) sendto$inet(r0, &(0x7f0000000040)="52caa485", 0x4, 0xc8840, &(0x7f0000000100)={0x2, 0x4e23, @rand_addr=0x64010101}, 0x10) (async) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x47}}, 0x10) (async) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) (async) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) (async) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) 18:57:22 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) (async) r1 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) ioctl$sock_SIOCADDDLCI(r0, 0x8980, &(0x7f0000000000)={'nicvf0\x00', 0x9}) setsockopt$PNPIPE_HANDLE(0xffffffffffffffff, 0x113, 0x3, &(0x7f0000000040)=0x2, 0x4) ioctl$BTRFS_IOC_DEFRAG(0xffffffffffffffff, 0x50009402, 0x0) 18:57:22 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000000300130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:22 executing program 4: ioctl$FS_IOC_GETFSMAP(0xffffffffffffffff, 0xc0c0583b, &(0x7f00000004c0)={0x0, 0x0, 0x3, 0x0, '\x00', [{0x10000, 0x8c59, 0xc95, 0x7fff, 0x5, 0x1}, {0x6, 0x0, 0x9e2d, 0x7fffffff, 0x5, 0xfffffffffffffffc}], ['\x00', '\x00', '\x00']}) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) 18:57:22 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013023000"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:22 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) (async) r1 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) (async) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) ioctl$sock_SIOCADDDLCI(r0, 0x8980, &(0x7f0000000000)={'nicvf0\x00', 0x9}) (async) setsockopt$PNPIPE_HANDLE(0xffffffffffffffff, 0x113, 0x3, &(0x7f0000000040)=0x2, 0x4) (async) ioctl$BTRFS_IOC_DEFRAG(0xffffffffffffffff, 0x50009402, 0x0) 18:57:22 executing program 4: ioctl$FS_IOC_GETFSMAP(0xffffffffffffffff, 0xc0c0583b, &(0x7f00000004c0)={0x0, 0x0, 0x3, 0x0, '\x00', [{0x10000, 0x8c59, 0xc95, 0x7fff, 0x5, 0x1}, {0x6, 0x0, 0x9e2d, 0x7fffffff, 0x5, 0xfffffffffffffffc}], ['\x00', '\x00', '\x00']}) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) (async) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) (async) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) (async) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) (async) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) (async) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) (async) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) [ 2607.513635][T29797] batman_adv: batadv3716: Removing interface: netdevsim0 [ 2607.551557][T29797] batman_adv: batadv3717: Adding interface: netdevsim0 [ 2607.577665][T29797] batman_adv: batadv3717: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2607.628062][T29797] batman_adv: batadv3717: Not using interface netdevsim0 (retrying later): interface not active [ 2607.661334][T29801] __nla_validate_parse: 21 callbacks suppressed [ 2607.661359][T29801] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:22 executing program 4: ioctl$FS_IOC_GETFSMAP(0xffffffffffffffff, 0xc0c0583b, &(0x7f00000004c0)={0x0, 0x0, 0x3, 0x0, '\x00', [{0x10000, 0x8c59, 0xc95, 0x7fff, 0x5, 0x1}, {0x6, 0x0, 0x9e2d, 0x7fffffff, 0x5, 0xfffffffffffffffc}], ['\x00', '\x00', '\x00']}) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) (async) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) (async) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) (async) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) [ 2607.738990][T29806] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2607.839426][T29810] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. 18:57:23 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000000)=ANY=[@ANYRES32=0x0, @ANYBLOB='\x00\x00~-\x00\x00'], &(0x7f0000000180)=0x8) 18:57:23 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000090000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:23 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000000400130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:23 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) 18:57:23 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="017ec2000000aacf69798414c8be"], 0x0) 18:57:23 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013033000"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2608.078788][T29821] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 18:57:23 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="017ec2000000aacf69798414c8be"], 0x0) syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="017ec2000000aacf69798414c8be"], 0x0) (async) 18:57:23 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) (async) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="e9fe696a4928a2036a52e7ba6bf5da4020f4d2539c9cc32c7069b5a4747ea9fe87377d43813dc100031180723596b0f1fae159e8b3015d295ed1b10defa99b7674505f1ad8b0d849b9c1facefaaac578431c5a88fccc9f1d655511000f74b4bafd8fa795a2a165e17bae3994b147a32507d620649e86ee1de33f70ab96463cff25e5888d05045b9cef5d3bf515ee736edd2f72beae2ea55633325779ad36e06a99052cac47718dc1054f9910ab28e47ddf74250147cb0576ca62b255028d6cda02649c8c9d4315a301e3223f7b0f63bf393826f851e0ada367196e944db95e585f5c9947f09644fced55fb8a50834059889dd9bb5556e6c0ddebd74bb93c079961aca65c01d59da2c83f03d654190d32375d847177cf12f552a830a838f5524343b883f63d16c03edcb2ac84bb7fb8c538639c8e57d4d62b51dcd3fa6c0ddef9314371f511fcb7be64ebd786d5d69bea41fe77105ad67ee28bdb626a7fc6381f6eeb85b50d4d1d863c52d5e848cc28a9a2de2e9efe17b433c00e0bde784c7b2b205e395ce706c233584b144944ff0e71eda8e16424fa2463a63a12565db3bae60ba887f174f3561cafbd65b39cebd90e0dc2b4c781b403485407202efffc5f21817d641a8bf990cc9feeece754ba769bec91c329b164341adb199638265c14425c24653a5ed7f36581948ad4661905a80f75baba21c87169c517d345dd948d2e04b4db1f4fe01e081a1404b09b0de034c54294c7e58245d687db432f7bbed36eeb679a0cd6a3b29c4d8863039ef21e7e857236ef2ab14848b4a31f4a452ff8c02224d67003512990dcdff0de04b068c6487b1c2466e8a19ab69a9e3d24f93884e9aa68c039fddae8357295ce5f59065814413f2251d0798deff1f64a67f1cbafe11f22b0dbc018b84441814074283e760d7947ed5e442f2105095803f3df7583c14cc2b915fd43dd24a1090c00232cfe02653184be1310bc71c0bd752751a5d69db4585769e7957ff78d9cd276a32167f8a2e103a07917730b1099832d91ba9c81741ec92d0d002378170fac2799cbf172cee31369042d2797d80d370b47839fae3b22012caf8a76b95f287f6ec2116da229b523eb5457e96bcc6a073e08e7e39961ce320bfa2547b9a91bbf3edf7e0da61160eced83461ab6bc1cb0bdfc4a7dda1fba27866fad359eaf2d70ce8689805efbe02cc7ea12067cb32aa91b0c4aca73eed81df9048b6ad9b971f356322b70e16d1be0904bf22c91651acec3b29d491198377d38120f55409c76b1c920b703137dae7984b2eb6a94173cee4e53226fb97e6e59ea1602940ddc902dd98ecab682395c1d9093dfceb8870b88d238429ae9881b3ed1dc994c0e47a9054250fa47b5cb52566f1d1a568e026b151ef2ce41c532ffc80963ad6fbe205add823b02a74462d943c45170a65e8b6d6c60e17fd699fac05706bf21dde4fd8baa23e4559161", 0x411}], 0x1}}], 0x1, 0x0) [ 2608.180058][T29831] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2608.241213][T29833] batman_adv: batadv3717: Removing interface: netdevsim0 [ 2608.270851][T29833] batman_adv: batadv3718: Adding interface: netdevsim0 18:57:23 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000000500130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:23 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="017ec2000000aacf69798414c8be"], 0x0) 18:57:23 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="e9fe696a4928a2036a52e7ba6bf5da4020f4d2539c9cc32c7069b5a4747ea9fe87377d43813dc100031180723596b0f1fae159e8b3015d295ed1b10defa99b7674505f1ad8b0d849b9c1facefaaac578431c5a88fccc9f1d655511000f74b4bafd8fa795a2a165e17bae3994b147a32507d620649e86ee1de33f70ab96463cff25e5888d05045b9cef5d3bf515ee736edd2f72beae2ea55633325779ad36e06a99052cac47718dc1054f9910ab28e47ddf74250147cb0576ca62b255028d6cda02649c8c9d4315a301e3223f7b0f63bf393826f851e0ada367196e944db95e585f5c9947f09644fced55fb8a50834059889dd9bb5556e6c0ddebd74bb93c079961aca65c01d59da2c83f03d654190d32375d847177cf12f552a830a838f5524343b883f63d16c03edcb2ac84bb7fb8c538639c8e57d4d62b51dcd3fa6c0ddef9314371f511fcb7be64ebd786d5d69bea41fe77105ad67ee28bdb626a7fc6381f6eeb85b50d4d1d863c52d5e848cc28a9a2de2e9efe17b433c00e0bde784c7b2b205e395ce706c233584b144944ff0e71eda8e16424fa2463a63a12565db3bae60ba887f174f3561cafbd65b39cebd90e0dc2b4c781b403485407202efffc5f21817d641a8bf990cc9feeece754ba769bec91c329b164341adb199638265c14425c24653a5ed7f36581948ad4661905a80f75baba21c87169c517d345dd948d2e04b4db1f4fe01e081a1404b09b0de034c54294c7e58245d687db432f7bbed36eeb679a0cd6a3b29c4d8863039ef21e7e857236ef2ab14848b4a31f4a452ff8c02224d67003512990dcdff0de04b068c6487b1c2466e8a19ab69a9e3d24f93884e9aa68c039fddae8357295ce5f59065814413f2251d0798deff1f64a67f1cbafe11f22b0dbc018b84441814074283e760d7947ed5e442f2105095803f3df7583c14cc2b915fd43dd24a1090c00232cfe02653184be1310bc71c0bd752751a5d69db4585769e7957ff78d9cd276a32167f8a2e103a07917730b1099832d91ba9c81741ec92d0d002378170fac2799cbf172cee31369042d2797d80d370b47839fae3b22012caf8a76b95f287f6ec2116da229b523eb5457e96bcc6a073e08e7e39961ce320bfa2547b9a91bbf3edf7e0da61160eced83461ab6bc1cb0bdfc4a7dda1fba27866fad359eaf2d70ce8689805efbe02cc7ea12067cb32aa91b0c4aca73eed81df9048b6ad9b971f356322b70e16d1be0904bf22c91651acec3b29d491198377d38120f55409c76b1c920b703137dae7984b2eb6a94173cee4e53226fb97e6e59ea1602940ddc902dd98ecab682395c1d9093dfceb8870b88d238429ae9881b3ed1dc994c0e47a9054250fa47b5cb52566f1d1a568e026b151ef2ce41c532ffc80963ad6fbe205add823b02a74462d943c45170a65e8b6d6c60e17fd699fac05706bf21dde4fd8baa23e4559161", 0x411}], 0x1}}], 0x1, 0x0) socket$inet(0x2, 0x4000000000000001, 0x0) (async) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) (async) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) (async) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) (async) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) (async) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) (async) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) (async) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) (async) [ 2608.310962][T29833] batman_adv: batadv3718: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2608.398918][T29833] batman_adv: batadv3718: Not using interface netdevsim0 (retrying later): interface not active [ 2608.460965][T29829] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 18:57:23 executing program 2: r0 = syz_init_net_socket$ax25(0x3, 0x6, 0x8) sendfile(0xffffffffffffffff, r0, &(0x7f0000000000)=0xfffffffffffffff8, 0x3) syz_emit_ethernet(0x104e, &(0x7f0000000680)={@remote, @multicast, @val={@void, {0x8100, 0x5, 0x1, 0x1}}, {@mpls_uc={0x8847, {[{0x14}, {0x0, 0x0, 0x1}, {0x7, 0x0, 0x1}], @ipv4=@udp={{0x8, 0x4, 0x1, 0x5, 0x1030, 0x66, 0x0, 0x6, 0x11, 0x0, @loopback, @dev={0xac, 0x14, 0x14, 0x18}, {[@generic={0x82, 0x9, "ea4dc9ca1200ed"}, @noop]}}, {0x4e24, 0x4e21, 0x1010, 0x0, @gue={{0x2, 0x0, 0x1, 0x7, 0x100}, "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"}}}}}}}, &(0x7f0000000080)={0x0, 0x3, [0xdc0, 0x3ea, 0xff6, 0x199]}) syz_emit_ethernet(0x2e, &(0x7f0000000240)=ANY=[@ANYBLOB="bbbbbbbbbbbbaaaaaaaaaa3781004100080600010800ff0a0003ffabffffffffe000200271012a0fdab59ccfefab9e504d13d0090a010100"], &(0x7f0000000040)={0x0, 0x1, [0x341, 0xae9, 0x57f, 0xc9e]}) syz_emit_ethernet(0x56, &(0x7f00000001c0)={@broadcast, @multicast, @void, {@canfd={0xd, {{0x0, 0x1}, 0x3b, 0x3, 0x0, 0x0, "b072ce315d93eb45470381bb38a03e80da85e8ed6b1a10a691ec3d179600ce9924b72387055b04d7c1841f9ee538707de103e7ebadc9bae5addfcdbac814b202"}}}}, 0x0) write$tun(0xffffffffffffffff, &(0x7f0000000400)={@val={0x0, 0xd}, @val={0x0, 0x1, 0x6, 0x3, 0x1, 0x2}, @mpls={[{0x6, 0x0, 0x1}, {0x6, 0x0, 0x1}, {0x3}, {0x0, 0x0, 0x1}, {0xb2000}], @ipv6=@udp={0x2, 0x6, "c29a56", 0x22c, 0x11, 0x1, @mcast1, @private0={0xfc, 0x0, '\x00', 0x1}, {[@dstopts={0x3b, 0x26, '\x00', [@pad1, @hao={0xc9, 0x10, @private2={0xfc, 0x2, '\x00', 0x1}}, @enc_lim={0x4, 0x1, 0x1f}, @enc_lim={0x4, 0x1, 0x6}, @jumbo, @hao={0xc9, 0x10, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @generic={0x3f, 0xf3, "d99e9b87de9ccd103f3004b47bd6d238f6d53c5d29cce03cbbde005f4566943dab66ea98cebfb886eec32290a958e416e4e9e529b4624095a02d2dd7e876ba6019025349fc2e712f35fb6f00758ab94678ba5ff086100ff66983173f366928a8d4c798b46c058afa4fa8d3f929498a0a51d6ab5b32209fb67bcc4be73a4882702999eff642d5de16494cb22bc86967ee3e56c2edcd4d003fa1380be8a81851e3e40fa37b7f39b63eed541019a7ff14eb020c8d9729e42b997df9e7f4fb8542bedf3d858080f0428867d5d819cc33c0c1246bde881ac5a0df1fcdc2c188a8a577e95ee1f6f0613955cdde7ece83cedc836adf36"}, @padn={0x1, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}]}, @srh={0x3a, 0x2, 0x4, 0x1, 0x10, 0x70, 0x0, [@mcast1]}, @routing={0x5e, 0xc, 0x1, 0x8, 0x0, [@mcast2, @private2={0xfc, 0x2, '\x00', 0x1}, @rand_addr=' \x01\x00', @private2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, @private0]}, @dstopts={0x2f, 0x2, '\x00', [@hao={0xc9, 0x10, @rand_addr=' \x01\x00'}, @enc_lim={0x4, 0x1, 0x1f}]}], {0x4e24, 0x4e22, 0x4c, 0x0, @wg=@data={0x4, 0x7, 0x3, "378c242ca221427ff70a569961ce47c389beee7507a56cb82feed84301f1f7f1fdd00d8fb47ee4745cea8a53f3e7523dedbadd81"}}}}}}, 0x276) ioctl$F2FS_IOC_MOVE_RANGE(0xffffffffffffffff, 0xc020f509, &(0x7f00000000c0)={0xffffffffffffffff, 0xe0000000000000, 0x4, 0x3}) r2 = openat$cgroup_ro(r1, &(0x7f0000000100)='blkio.bfq.sectors\x00', 0x0, 0x0) ioctl$sock_ax25_SIOCADDRT(r2, 0x890b, &(0x7f0000000140)={@bcast, @null, 0x0, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @bcast, @bcast, @default, @default]}) [ 2608.525621][T29845] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:24 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) (async) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000000)=ANY=[@ANYRES32=0x0, @ANYBLOB='\x00\x00~-\x00\x00'], &(0x7f0000000180)=0x8) 18:57:24 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) sendto$inet(r0, &(0x7f0000000200)="4c5e4c83960b8e48458e3971d492639fcdffc89d121097c573a164ee1ece490c36db0a472b7b17f830e57085bbf5d85009a5ff4cef05208947d02b030cf2178d07c5356e582896c4655c00f1dfcb1e7470519974b784859be650195a067a5600b0eaf84d01e72da3479b5fbc1029b683c8bc8bff093e112c352d9e9156345e6ad4bc59829f5befc6d342c8d30c171ac8510a4ddab33a457496a502d08f7a0bbcd9f269ab55c482a8c13b6d48abbbc348eda926828ead0823875a7acb90a1a1c7ce42e8b44344dfeecb3e9b8b7ddf5cf3bef65e40a4f5a634e1598832886df6774dde0cf9eb191dcdfcd5e9f0137a760b28d07732876175afc6", 0xf9, 0x20000000, &(0x7f0000000000)={0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x2a}}, 0x10) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) 18:57:24 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d30000a0000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:24 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013003100"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:24 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000000600130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:24 executing program 2: r0 = syz_init_net_socket$ax25(0x3, 0x6, 0x8) sendfile(0xffffffffffffffff, r0, &(0x7f0000000000)=0xfffffffffffffff8, 0x3) (async) syz_emit_ethernet(0x104e, &(0x7f0000000680)={@remote, @multicast, @val={@void, {0x8100, 0x5, 0x1, 0x1}}, {@mpls_uc={0x8847, {[{0x14}, {0x0, 0x0, 0x1}, {0x7, 0x0, 0x1}], @ipv4=@udp={{0x8, 0x4, 0x1, 0x5, 0x1030, 0x66, 0x0, 0x6, 0x11, 0x0, @loopback, @dev={0xac, 0x14, 0x14, 0x18}, {[@generic={0x82, 0x9, "ea4dc9ca1200ed"}, @noop]}}, {0x4e24, 0x4e21, 0x1010, 0x0, @gue={{0x2, 0x0, 0x1, 0x7, 0x100}, "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"}}}}}}}, &(0x7f0000000080)={0x0, 0x3, [0xdc0, 0x3ea, 0xff6, 0x199]}) (async) syz_emit_ethernet(0x2e, &(0x7f0000000240)=ANY=[@ANYBLOB="bbbbbbbbbbbbaaaaaaaaaa3781004100080600010800ff0a0003ffabffffffffe000200271012a0fdab59ccfefab9e504d13d0090a010100"], &(0x7f0000000040)={0x0, 0x1, [0x341, 0xae9, 0x57f, 0xc9e]}) (async) syz_emit_ethernet(0x56, &(0x7f00000001c0)={@broadcast, @multicast, @void, {@canfd={0xd, {{0x0, 0x1}, 0x3b, 0x3, 0x0, 0x0, "b072ce315d93eb45470381bb38a03e80da85e8ed6b1a10a691ec3d179600ce9924b72387055b04d7c1841f9ee538707de103e7ebadc9bae5addfcdbac814b202"}}}}, 0x0) (async) write$tun(0xffffffffffffffff, &(0x7f0000000400)={@val={0x0, 0xd}, @val={0x0, 0x1, 0x6, 0x3, 0x1, 0x2}, @mpls={[{0x6, 0x0, 0x1}, {0x6, 0x0, 0x1}, {0x3}, {0x0, 0x0, 0x1}, {0xb2000}], @ipv6=@udp={0x2, 0x6, "c29a56", 0x22c, 0x11, 0x1, @mcast1, @private0={0xfc, 0x0, '\x00', 0x1}, {[@dstopts={0x3b, 0x26, '\x00', [@pad1, @hao={0xc9, 0x10, @private2={0xfc, 0x2, '\x00', 0x1}}, @enc_lim={0x4, 0x1, 0x1f}, @enc_lim={0x4, 0x1, 0x6}, @jumbo, @hao={0xc9, 0x10, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @generic={0x3f, 0xf3, "d99e9b87de9ccd103f3004b47bd6d238f6d53c5d29cce03cbbde005f4566943dab66ea98cebfb886eec32290a958e416e4e9e529b4624095a02d2dd7e876ba6019025349fc2e712f35fb6f00758ab94678ba5ff086100ff66983173f366928a8d4c798b46c058afa4fa8d3f929498a0a51d6ab5b32209fb67bcc4be73a4882702999eff642d5de16494cb22bc86967ee3e56c2edcd4d003fa1380be8a81851e3e40fa37b7f39b63eed541019a7ff14eb020c8d9729e42b997df9e7f4fb8542bedf3d858080f0428867d5d819cc33c0c1246bde881ac5a0df1fcdc2c188a8a577e95ee1f6f0613955cdde7ece83cedc836adf36"}, @padn={0x1, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}]}, @srh={0x3a, 0x2, 0x4, 0x1, 0x10, 0x70, 0x0, [@mcast1]}, @routing={0x5e, 0xc, 0x1, 0x8, 0x0, [@mcast2, @private2={0xfc, 0x2, '\x00', 0x1}, @rand_addr=' \x01\x00', @private2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, @private0]}, @dstopts={0x2f, 0x2, '\x00', [@hao={0xc9, 0x10, @rand_addr=' \x01\x00'}, @enc_lim={0x4, 0x1, 0x1f}]}], {0x4e24, 0x4e22, 0x4c, 0x0, @wg=@data={0x4, 0x7, 0x3, "378c242ca221427ff70a569961ce47c389beee7507a56cb82feed84301f1f7f1fdd00d8fb47ee4745cea8a53f3e7523dedbadd81"}}}}}}, 0x276) (async) ioctl$F2FS_IOC_MOVE_RANGE(0xffffffffffffffff, 0xc020f509, &(0x7f00000000c0)={0xffffffffffffffff, 0xe0000000000000, 0x4, 0x3}) r2 = openat$cgroup_ro(r1, &(0x7f0000000100)='blkio.bfq.sectors\x00', 0x0, 0x0) ioctl$sock_ax25_SIOCADDRT(r2, 0x890b, &(0x7f0000000140)={@bcast, @null, 0x0, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @bcast, @bcast, @default, @default]}) 18:57:24 executing program 2: syz_init_net_socket$ax25(0x3, 0x6, 0x8) (async) r0 = syz_init_net_socket$ax25(0x3, 0x6, 0x8) sendfile(0xffffffffffffffff, r0, &(0x7f0000000000)=0xfffffffffffffff8, 0x3) (async) sendfile(0xffffffffffffffff, r0, &(0x7f0000000000)=0xfffffffffffffff8, 0x3) syz_emit_ethernet(0x104e, &(0x7f0000000680)={@remote, @multicast, @val={@void, {0x8100, 0x5, 0x1, 0x1}}, {@mpls_uc={0x8847, {[{0x14}, {0x0, 0x0, 0x1}, {0x7, 0x0, 0x1}], @ipv4=@udp={{0x8, 0x4, 0x1, 0x5, 0x1030, 0x66, 0x0, 0x6, 0x11, 0x0, @loopback, @dev={0xac, 0x14, 0x14, 0x18}, {[@generic={0x82, 0x9, "ea4dc9ca1200ed"}, @noop]}}, {0x4e24, 0x4e21, 0x1010, 0x0, @gue={{0x2, 0x0, 0x1, 0x7, 0x100}, "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"}}}}}}}, &(0x7f0000000080)={0x0, 0x3, [0xdc0, 0x3ea, 0xff6, 0x199]}) syz_emit_ethernet(0x2e, &(0x7f0000000240)=ANY=[@ANYBLOB="bbbbbbbbbbbbaaaaaaaaaa3781004100080600010800ff0a0003ffabffffffffe000200271012a0fdab59ccfefab9e504d13d0090a010100"], &(0x7f0000000040)={0x0, 0x1, [0x341, 0xae9, 0x57f, 0xc9e]}) syz_emit_ethernet(0x56, &(0x7f00000001c0)={@broadcast, @multicast, @void, {@canfd={0xd, {{0x0, 0x1}, 0x3b, 0x3, 0x0, 0x0, "b072ce315d93eb45470381bb38a03e80da85e8ed6b1a10a691ec3d179600ce9924b72387055b04d7c1841f9ee538707de103e7ebadc9bae5addfcdbac814b202"}}}}, 0x0) (async) syz_emit_ethernet(0x56, &(0x7f00000001c0)={@broadcast, @multicast, @void, {@canfd={0xd, {{0x0, 0x1}, 0x3b, 0x3, 0x0, 0x0, "b072ce315d93eb45470381bb38a03e80da85e8ed6b1a10a691ec3d179600ce9924b72387055b04d7c1841f9ee538707de103e7ebadc9bae5addfcdbac814b202"}}}}, 0x0) write$tun(0xffffffffffffffff, &(0x7f0000000400)={@val={0x0, 0xd}, @val={0x0, 0x1, 0x6, 0x3, 0x1, 0x2}, @mpls={[{0x6, 0x0, 0x1}, {0x6, 0x0, 0x1}, {0x3}, {0x0, 0x0, 0x1}, {0xb2000}], @ipv6=@udp={0x2, 0x6, "c29a56", 0x22c, 0x11, 0x1, @mcast1, @private0={0xfc, 0x0, '\x00', 0x1}, {[@dstopts={0x3b, 0x26, '\x00', [@pad1, @hao={0xc9, 0x10, @private2={0xfc, 0x2, '\x00', 0x1}}, @enc_lim={0x4, 0x1, 0x1f}, @enc_lim={0x4, 0x1, 0x6}, @jumbo, @hao={0xc9, 0x10, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @generic={0x3f, 0xf3, "d99e9b87de9ccd103f3004b47bd6d238f6d53c5d29cce03cbbde005f4566943dab66ea98cebfb886eec32290a958e416e4e9e529b4624095a02d2dd7e876ba6019025349fc2e712f35fb6f00758ab94678ba5ff086100ff66983173f366928a8d4c798b46c058afa4fa8d3f929498a0a51d6ab5b32209fb67bcc4be73a4882702999eff642d5de16494cb22bc86967ee3e56c2edcd4d003fa1380be8a81851e3e40fa37b7f39b63eed541019a7ff14eb020c8d9729e42b997df9e7f4fb8542bedf3d858080f0428867d5d819cc33c0c1246bde881ac5a0df1fcdc2c188a8a577e95ee1f6f0613955cdde7ece83cedc836adf36"}, @padn={0x1, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}]}, @srh={0x3a, 0x2, 0x4, 0x1, 0x10, 0x70, 0x0, [@mcast1]}, @routing={0x5e, 0xc, 0x1, 0x8, 0x0, [@mcast2, @private2={0xfc, 0x2, '\x00', 0x1}, @rand_addr=' \x01\x00', @private2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, @private0]}, @dstopts={0x2f, 0x2, '\x00', [@hao={0xc9, 0x10, @rand_addr=' \x01\x00'}, @enc_lim={0x4, 0x1, 0x1f}]}], {0x4e24, 0x4e22, 0x4c, 0x0, @wg=@data={0x4, 0x7, 0x3, "378c242ca221427ff70a569961ce47c389beee7507a56cb82feed84301f1f7f1fdd00d8fb47ee4745cea8a53f3e7523dedbadd81"}}}}}}, 0x276) ioctl$F2FS_IOC_MOVE_RANGE(0xffffffffffffffff, 0xc020f509, &(0x7f00000000c0)={0xffffffffffffffff, 0xe0000000000000, 0x4, 0x3}) r2 = openat$cgroup_ro(r1, &(0x7f0000000100)='blkio.bfq.sectors\x00', 0x0, 0x0) ioctl$sock_ax25_SIOCADDRT(r2, 0x890b, &(0x7f0000000140)={@bcast, @null, 0x0, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @bcast, @bcast, @default, @default]}) [ 2609.039472][T29857] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:24 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) sendto$inet(r0, &(0x7f0000000200)="4c5e4c83960b8e48458e3971d492639fcdffc89d121097c573a164ee1ece490c36db0a472b7b17f830e57085bbf5d85009a5ff4cef05208947d02b030cf2178d07c5356e582896c4655c00f1dfcb1e7470519974b784859be650195a067a5600b0eaf84d01e72da3479b5fbc1029b683c8bc8bff093e112c352d9e9156345e6ad4bc59829f5befc6d342c8d30c171ac8510a4ddab33a457496a502d08f7a0bbcd9f269ab55c482a8c13b6d48abbbc348eda926828ead0823875a7acb90a1a1c7ce42e8b44344dfeecb3e9b8b7ddf5cf3bef65e40a4f5a634e1598832886df6774dde0cf9eb191dcdfcd5e9f0137a760b28d07732876175afc6", 0xf9, 0x20000000, &(0x7f0000000000)={0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x2a}}, 0x10) (async) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) (async) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) (async) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) (async) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) (async) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) (async) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) [ 2609.122972][T29861] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 18:57:24 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000000700130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2609.225035][T29860] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 18:57:24 executing program 2: syz_emit_ethernet(0xe, &(0x7f0000000100)=ANY=[@ANYBLOB="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"], 0x0) 18:57:24 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) (async) sendto$inet(r0, &(0x7f0000000200)="4c5e4c83960b8e48458e3971d492639fcdffc89d121097c573a164ee1ece490c36db0a472b7b17f830e57085bbf5d85009a5ff4cef05208947d02b030cf2178d07c5356e582896c4655c00f1dfcb1e7470519974b784859be650195a067a5600b0eaf84d01e72da3479b5fbc1029b683c8bc8bff093e112c352d9e9156345e6ad4bc59829f5befc6d342c8d30c171ac8510a4ddab33a457496a502d08f7a0bbcd9f269ab55c482a8c13b6d48abbbc348eda926828ead0823875a7acb90a1a1c7ce42e8b44344dfeecb3e9b8b7ddf5cf3bef65e40a4f5a634e1598832886df6774dde0cf9eb191dcdfcd5e9f0137a760b28d07732876175afc6", 0xf9, 0x20000000, &(0x7f0000000000)={0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x2a}}, 0x10) (async) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) (async) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) (async) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) (async) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) (async) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="e9fe696a4928a2036a52e7ba6bf5da4020f4d2539c9cc32c7069b5a4747ea9fe87377d43813dc100031180723596b0f1fae159e8b3015d295ed1b10defa99b7674505f1ad8b0d849b9c1facefaaac578431c5a88fccc9f1d655511000f74b4bafd8fa795a2a165e17bae3994b147a32507d620649e86ee1de33f70ab96463cff25e5888d05045b9cef5d3bf515ee736edd2f72beae2ea55633325779ad36e06a99052cac47718dc1054f9910ab28e47ddf74250147cb0576ca62b255028d6cda02649c8c9d4315a301e3223f7b0f63bf393826f851e0ada367196e944db95e585f5c9947f09644fced55fb8a50834059889dd9bb5556e6c0ddebd74bb93c079961aca65c01d59da2c83f03d654190d32375d847177cf12f552a830a838f5524343b883f63d16c03edcb2ac84bb7fb8c538639c8e57d4d62b51dcd3fa6c0ddef9314371f511fcb7be64ebd786d5d69bea41fe77105ad67ee28bdb626a7fc6381f6eeb85b50d4d1d863c52d5e848cc28a9a2de2e9efe17b433c00e0bde784c7b2b205e395ce706c233584b144944ff0e71eda8e16424fa2463a63a12565db3bae60ba887f174f3561cafbd65b39cebd90e0dc2b4c781b403485407202efffc5f21817d641a8bf990cc9feeece754ba769bec91c329b164341adb199638265c14425c24653a5ed7f36581948ad4661905a80f75baba21c87169c517d345dd948d2e04b4db1f4fe01e081a1404b09b0de034c54294c7e58245d687db432f7bbed36eeb679a0cd6a3b29c4d8863039ef21e7e857236ef2ab14848b4a31f4a452ff8c02224d67003512990dcdff0de04b068c6487b1c2466e8a19ab69a9e3d24f93884e9aa68c039fddae8357295ce5f59065814413f2251d0798deff1f64a67f1cbafe11f22b0dbc018b84441814074283e760d7947ed5e442f2105095803f3df7583c14cc2b915fd43dd24a1090c00232cfe02653184be1310bc71c0bd752751a5d69db4585769e7957ff78d9cd276a32167f8a2e103a07917730b1099832d91ba9c81741ec92d0d002378170fac2799cbf172cee31369042d2797d80d370b47839fae3b22012caf8a76b95f287f6ec2116da229b523eb5457e96bcc6a073e08e7e39961ce320bfa2547b9a91bbf3edf7e0da61160eced83461ab6bc1cb0bdfc4a7dda1fba27866fad359eaf2d70ce8689805efbe02cc7ea12067cb32aa91b0c4aca73eed81df9048b6ad9b971f356322b70e16d1be0904bf22c91651acec3b29d491198377d38120f55409c76b1c920b703137dae7984b2eb6a94173cee4e53226fb97e6e59ea1602940ddc902dd98ecab682395c1d9093dfceb8870b88d238429ae9881b3ed1dc994c0e47a9054250fa47b5cb52566f1d1a568e026b151ef2ce41c532ffc80963ad6fbe205add823b02a74462d943c45170a65e8b6d6c60e17fd699fac05706bf21dde4fd8baa23e4559161", 0x411}], 0x1}}], 0x1, 0x0) [ 2609.374796][T29867] batman_adv: batadv803: Interface deactivated: netdevsim0 [ 2609.393092][T29867] batman_adv: batadv803: Removing interface: netdevsim0 18:57:24 executing program 2: syz_emit_ethernet(0xe, &(0x7f0000000100)=ANY=[@ANYBLOB="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"], 0x0) [ 2609.430411][T29867] batman_adv: batadv807: Adding interface: netdevsim0 [ 2609.445643][T29867] batman_adv: batadv807: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2609.474584][T29867] batman_adv: batadv807: Interface activated: netdevsim0 [ 2609.488343][T29868] batman_adv: batadv3718: Removing interface: netdevsim0 [ 2609.512221][T29868] batman_adv: batadv3719: Adding interface: netdevsim0 [ 2609.534408][T29868] batman_adv: batadv3719: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2609.591483][T29868] batman_adv: batadv3719: Not using interface netdevsim0 (retrying later): interface not active 18:57:25 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) (async) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000000)=ANY=[@ANYRES32=0x0, @ANYBLOB='\x00\x00~-\x00\x00'], &(0x7f0000000180)=0x8) 18:57:25 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) sendto$inet(r0, &(0x7f0000000100)="467b699bb2ce6cc0f3cedbc77e78deac9181776e8f75cb24131ceb8a456cd783873644b97ad955d0a955ada2834749cbed3a8ca974a65523207faa6617cfa32c2e31f6123fe42e8f34b7c0b21a3fd42488b8e9dfa52156f295770d5dcb8837b09b7a4b2da185a55020eba1c5d21c648397a062863b41bda357c09ea3bc8c58100e5d29afb770a070f3387d01c444eeaee4", 0x91, 0x200000c0, &(0x7f0000000000)={0x2, 0x4, @remote}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendto$inet(r0, &(0x7f0000000200)="4f66e4eaa05afb7cb4dade2648eb448b56f43a87fa302cb0415664240557a5f82f22a64552b996369a1f170bd9a41ce1693f97c614b045a6e87f0a2b21bf4c9e89cf0be6a72bac204212f1eae5da2cac185123131cea44177cfc03aaac37ab36146b0fbd0e91bb6a888d393c1e51051e5f7a370ddc7865cbccc47d2a4e6bb86f7754753f9658e09161dcf09893749e2f575ab4ad434aba245f176697fbda07e03d5dc0fe0944f4add08914e2b2136e7f9c3c43cb23b0cd7501d64c1f8151c4c5", 0xc0, 0x4000010, &(0x7f0000000040)={0x2, 0x4e22, @empty}, 0x10) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) 18:57:25 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013013100"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:25 executing program 2: syz_emit_ethernet(0xe, &(0x7f0000000100)=ANY=[@ANYBLOB="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"], 0x0) 18:57:25 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d30000c0000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:25 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000000800130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:25 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000400)={0xffffffffffffffff, 0xe0, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x3, 0x1, &(0x7f0000000240)=[0x0, 0x0, 0x0], &(0x7f0000000140)=[0x0], 0x0, 0x8, &(0x7f0000000200)=[{}, {}, {}, {}, {}], 0x28, 0x0, 0x0, 0x0, 0x0, 0x10, 0x8, 0x8, &(0x7f00000002c0)}}, 0x10) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x26e1, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000ac0)={0x10, 0x6, &(0x7f00000007c0)=ANY=[@ANYBLOB="180000000000ffff0000000007000000186700000f000000000000003f00000085000000330000009500000000000000"], &(0x7f0000000980)='syzkaller\x00', 0x1ff, 0x49, &(0x7f00000009c0)=""/73, 0x41000, 0xf, '\x00', r0, 0x0, r1, 0x8, &(0x7f0000000a40)={0x9, 0x2}, 0x8, 0x10, &(0x7f0000000a80)={0x0, 0x6, 0x7f, 0x1}, 0x10}, 0x80) write$tun(r1, &(0x7f0000000000)={@val={0x0, 0x9100}, @void, @llc={@llc={0x80, 0x6, "d19b"}}}, 0x8) 18:57:25 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) (async, rerun: 32) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) (async, rerun: 32) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) (async) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) sendto$inet(r0, &(0x7f0000000100)="467b699bb2ce6cc0f3cedbc77e78deac9181776e8f75cb24131ceb8a456cd783873644b97ad955d0a955ada2834749cbed3a8ca974a65523207faa6617cfa32c2e31f6123fe42e8f34b7c0b21a3fd42488b8e9dfa52156f295770d5dcb8837b09b7a4b2da185a55020eba1c5d21c648397a062863b41bda357c09ea3bc8c58100e5d29afb770a070f3387d01c444eeaee4", 0x91, 0x200000c0, &(0x7f0000000000)={0x2, 0x4, @remote}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) (async) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendto$inet(r0, &(0x7f0000000200)="4f66e4eaa05afb7cb4dade2648eb448b56f43a87fa302cb0415664240557a5f82f22a64552b996369a1f170bd9a41ce1693f97c614b045a6e87f0a2b21bf4c9e89cf0be6a72bac204212f1eae5da2cac185123131cea44177cfc03aaac37ab36146b0fbd0e91bb6a888d393c1e51051e5f7a370ddc7865cbccc47d2a4e6bb86f7754753f9658e09161dcf09893749e2f575ab4ad434aba245f176697fbda07e03d5dc0fe0944f4add08914e2b2136e7f9c3c43cb23b0cd7501d64c1f8151c4c5", 0xc0, 0x4000010, &(0x7f0000000040)={0x2, 0x4e22, @empty}, 0x10) (async) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) [ 2610.099889][T29900] batman_adv: batadv3719: Removing interface: netdevsim0 [ 2610.114600][T29900] batman_adv: batadv3720: Adding interface: netdevsim0 18:57:25 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000400)={0xffffffffffffffff, 0xe0, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x3, 0x1, &(0x7f0000000240)=[0x0, 0x0, 0x0], &(0x7f0000000140)=[0x0], 0x0, 0x8, &(0x7f0000000200)=[{}, {}, {}, {}, {}], 0x28, 0x0, 0x0, 0x0, 0x0, 0x10, 0x8, 0x8, &(0x7f00000002c0)}}, 0x10) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x26e1, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000ac0)={0x10, 0x6, &(0x7f00000007c0)=ANY=[@ANYBLOB="180000000000ffff0000000007000000186700000f000000000000003f00000085000000330000009500000000000000"], &(0x7f0000000980)='syzkaller\x00', 0x1ff, 0x49, &(0x7f00000009c0)=""/73, 0x41000, 0xf, '\x00', r0, 0x0, r1, 0x8, &(0x7f0000000a40)={0x9, 0x2}, 0x8, 0x10, &(0x7f0000000a80)={0x0, 0x6, 0x7f, 0x1}, 0x10}, 0x80) write$tun(r1, &(0x7f0000000000)={@val={0x0, 0x9100}, @void, @llc={@llc={0x80, 0x6, "d19b"}}}, 0x8) syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) (async) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000400)={0xffffffffffffffff, 0xe0, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x3, 0x1, &(0x7f0000000240)=[0x0, 0x0, 0x0], &(0x7f0000000140)=[0x0], 0x0, 0x8, &(0x7f0000000200)=[{}, {}, {}, {}, {}], 0x28, 0x0, 0x0, 0x0, 0x0, 0x10, 0x8, 0x8, &(0x7f00000002c0)}}, 0x10) (async) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x26e1, 0x0) (async) bpf$PROG_LOAD(0x5, &(0x7f0000000ac0)={0x10, 0x6, &(0x7f00000007c0)=ANY=[@ANYBLOB="180000000000ffff0000000007000000186700000f000000000000003f00000085000000330000009500000000000000"], &(0x7f0000000980)='syzkaller\x00', 0x1ff, 0x49, &(0x7f00000009c0)=""/73, 0x41000, 0xf, '\x00', r0, 0x0, r1, 0x8, &(0x7f0000000a40)={0x9, 0x2}, 0x8, 0x10, &(0x7f0000000a80)={0x0, 0x6, 0x7f, 0x1}, 0x10}, 0x80) (async) write$tun(r1, &(0x7f0000000000)={@val={0x0, 0x9100}, @void, @llc={@llc={0x80, 0x6, "d19b"}}}, 0x8) (async) [ 2610.133903][T29900] batman_adv: batadv3720: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2610.165358][T29900] batman_adv: batadv3720: Not using interface netdevsim0 (retrying later): interface not active 18:57:25 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d30000e0000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:25 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000000900130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:25 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) sendto$inet(r0, &(0x7f0000000100)="467b699bb2ce6cc0f3cedbc77e78deac9181776e8f75cb24131ceb8a456cd783873644b97ad955d0a955ada2834749cbed3a8ca974a65523207faa6617cfa32c2e31f6123fe42e8f34b7c0b21a3fd42488b8e9dfa52156f295770d5dcb8837b09b7a4b2da185a55020eba1c5d21c648397a062863b41bda357c09ea3bc8c58100e5d29afb770a070f3387d01c444eeaee4", 0x91, 0x200000c0, &(0x7f0000000000)={0x2, 0x4, @remote}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendto$inet(r0, &(0x7f0000000200)="4f66e4eaa05afb7cb4dade2648eb448b56f43a87fa302cb0415664240557a5f82f22a64552b996369a1f170bd9a41ce1693f97c614b045a6e87f0a2b21bf4c9e89cf0be6a72bac204212f1eae5da2cac185123131cea44177cfc03aaac37ab36146b0fbd0e91bb6a888d393c1e51051e5f7a370ddc7865cbccc47d2a4e6bb86f7754753f9658e09161dcf09893749e2f575ab4ad434aba245f176697fbda07e03d5dc0fe0944f4add08914e2b2136e7f9c3c43cb23b0cd7501d64c1f8151c4c5", 0xc0, 0x4000010, &(0x7f0000000040)={0x2, 0x4e22, @empty}, 0x10) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) socket$inet(0x2, 0x4000000000000001, 0x0) (async) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) (async) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) (async) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) (async) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) (async) sendto$inet(r0, &(0x7f0000000100)="467b699bb2ce6cc0f3cedbc77e78deac9181776e8f75cb24131ceb8a456cd783873644b97ad955d0a955ada2834749cbed3a8ca974a65523207faa6617cfa32c2e31f6123fe42e8f34b7c0b21a3fd42488b8e9dfa52156f295770d5dcb8837b09b7a4b2da185a55020eba1c5d21c648397a062863b41bda357c09ea3bc8c58100e5d29afb770a070f3387d01c444eeaee4", 0x91, 0x200000c0, &(0x7f0000000000)={0x2, 0x4, @remote}, 0x10) (async) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) (async) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) (async) sendto$inet(r0, &(0x7f0000000200)="4f66e4eaa05afb7cb4dade2648eb448b56f43a87fa302cb0415664240557a5f82f22a64552b996369a1f170bd9a41ce1693f97c614b045a6e87f0a2b21bf4c9e89cf0be6a72bac204212f1eae5da2cac185123131cea44177cfc03aaac37ab36146b0fbd0e91bb6a888d393c1e51051e5f7a370ddc7865cbccc47d2a4e6bb86f7754753f9658e09161dcf09893749e2f575ab4ad434aba245f176697fbda07e03d5dc0fe0944f4add08914e2b2136e7f9c3c43cb23b0cd7501d64c1f8151c4c5", 0xc0, 0x4000010, &(0x7f0000000040)={0x2, 0x4e22, @empty}, 0x10) (async) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) (async) [ 2610.493893][T29917] batman_adv: batadv3720: Removing interface: netdevsim0 [ 2610.536058][T29917] batman_adv: batadv3721: Adding interface: netdevsim0 [ 2610.543867][T29917] batman_adv: batadv3721: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2610.570549][T29917] batman_adv: batadv3721: Not using interface netdevsim0 (retrying later): interface not active 18:57:26 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0)={0x0}, &(0x7f0000000180)=0x8) accept4(r0, &(0x7f0000000100)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000000)=0x80, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f00000001c0)={r1, 0x7, 0x30}, &(0x7f0000000200)=0xc) r3 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r3, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0xe, &(0x7f0000000300)={r1, 0xb610, 0x7ff, 0x5, 0x3, 0x5, 0x1, 0x9, {r2, @in={{0x2, 0x4e23, @multicast2}}, 0x2, 0x0, 0xfffffeff, 0x5, 0x18}}, &(0x7f0000000280)=0xb0) 18:57:26 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000400)={0xffffffffffffffff, 0xe0, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x3, 0x1, &(0x7f0000000240)=[0x0, 0x0, 0x0], &(0x7f0000000140)=[0x0], 0x0, 0x8, &(0x7f0000000200)=[{}, {}, {}, {}, {}], 0x28, 0x0, 0x0, 0x0, 0x0, 0x10, 0x8, 0x8, &(0x7f00000002c0)}}, 0x10) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000380)='memory.events\x00', 0x26e1, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000ac0)={0x10, 0x6, &(0x7f00000007c0)=ANY=[@ANYBLOB="180000000000ffff0000000007000000186700000f000000000000003f00000085000000330000009500000000000000"], &(0x7f0000000980)='syzkaller\x00', 0x1ff, 0x49, &(0x7f00000009c0)=""/73, 0x41000, 0xf, '\x00', r0, 0x0, r1, 0x8, &(0x7f0000000a40)={0x9, 0x2}, 0x8, 0x10, &(0x7f0000000a80)={0x0, 0x6, 0x7f, 0x1}, 0x10}, 0x80) (async) bpf$PROG_LOAD(0x5, &(0x7f0000000ac0)={0x10, 0x6, &(0x7f00000007c0)=ANY=[@ANYBLOB="180000000000ffff0000000007000000186700000f000000000000003f00000085000000330000009500000000000000"], &(0x7f0000000980)='syzkaller\x00', 0x1ff, 0x49, &(0x7f00000009c0)=""/73, 0x41000, 0xf, '\x00', r0, 0x0, r1, 0x8, &(0x7f0000000a40)={0x9, 0x2}, 0x8, 0x10, &(0x7f0000000a80)={0x0, 0x6, 0x7f, 0x1}, 0x10}, 0x80) write$tun(r1, &(0x7f0000000000)={@val={0x0, 0x9100}, @void, @llc={@llc={0x80, 0x6, "d19b"}}}, 0x8) 18:57:26 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013023100"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:26 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) ioctl$F2FS_IOC_MOVE_RANGE(r0, 0xc020f509, &(0x7f0000000000)={r0, 0x6, 0x3ff, 0x8}) sendmmsg$inet(r1, &(0x7f0000000380)=[{{&(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10, &(0x7f00000002c0)=[{&(0x7f0000000100)="a73850389bd130b5a7f96cc7720b5a8896988401d8bb", 0x16}, {&(0x7f0000000200)="00109f609dd86a0956798742083db48eb6c4eb67dc04d2c148791d18fce2fd605037d4e9c8559a7d5ff3de778ccfc191d24e4f1f53b990ea533158ce9d7a13cb30cda97338a9ad032b0e4778c93900a1a20e61b4b9253f5fa1e7665cf9d9b7ceed353b62038ea0d591358efaca3504bbcdd6bb05dc38dcb5d676253f188aadd7268a6b2782afa2a63803b9ba51257451fb197234c08283558f25ab2766213665dc924f6dc26694eaa2b7aa68386c9b57ce0eb46e0e48d5f2", 0xb8}, {&(0x7f00000004c0)="f9042f12105f03508b7a072f47134bc154a21525e35c6f6718c55bf8ac6b4b4c84d30a1cef6c69cc3cfe5de950733acdeea7b8c742f6e60a7ac45fabc48c6ac06363675e8e01ec923c6a283c37ea564cad5edf0c86b9e90159d5373de171493f15fea2da244e052ad0527d5fce3efd54fb3e44cd42eca72b0f70c285c72ea14a439c9227668a0271f564a6722720ee5170d9771e30ac9a0d40394c5af2a9148e51a3eaf94d3f2bdd6c9b6151ec80e4fa5847deb4e37b06865e751f78e4ed0d3291a5776c", 0xc4}, {&(0x7f00000005c0)="42cac2eac9971f5e035f7b37dbb3f58605a3345f28087204c836e59f912cc0726ee77456db64e6f0019cbff996d49533ed031b05b14f0f01cf10003347a2380c6b756c178dc9a0dd40d9dcb7438190fc3f93579db8fcbc14220d732367e9a8eeaba2524ffde2cbe93dc76415c62f937313632dbdd16e03c932565b6f531e37b2da127b92e2aaa0a6cacf1e8132ead12f9b1134019f0dac1157dc2df01b8f4b0cdc40edfe0be9cb6fe2087449b78352e848fa6192e33b737ded9c2210477bcf65a647cc876abe17673c1b73513920d351747c4fec3c0bab21c70c1362301f404cfbaa", 0xe2}, {&(0x7f0000000140)="b06c3056978f5879af112b93ba706d2299659efcf63a453f041a50ef4fb4109dd8d7cb85bf6067093ffe4101968453d41dc9782ca1d98f020c819ef93e4ce2625317b97c9170e640343b2127280db3b67c4c4d4dfa76", 0x56}], 0x5}}], 0x1, 0x44001) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) socket$kcm(0x29, 0x5, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="e9fe696a4928a2036a52e7ba6bf5da4020f4d2539c9cc32c7069b5a4747ea9fe87377d43813dc100031180723596b0f1fae159e8b3015d295ed1b10defa99b7674505f1ad8b0d849b9c1facefaaac578431c5a88fccc9f1d655511000f74b4bafd8fa795a2a165e17bae3994b147a32507d620649e86ee1de33f70ab96463cff25e5888d05045b9cef5d3bf515ee736edd2f72beae2ea55633325779ad36e06a99052cac47718dc1054f9910ab28e47ddf74250147cb0576ca62b255028d6cda02649c8c9d4315a301e3223f7b0f63bf393826f851e0ada367196e944db95e585f5c9947f09644fced55fb8a50834059889dd9bb5556e6c0ddebd74bb93c079961aca65c01d59da2c83f03d654190d32375d847177cf12f552a830a838f5524343b883f63d16c03edcb2ac84bb7fb8c538639c8e57d4d62b51dcd3fa6c0ddef9314371f511fcb7be64ebd786d5d69bea41fe77105ad67ee28bdb626a7fc6381f6eeb85b50d4d1d863c52d5e848cc28a9a2de2e9efe17b433c00e0bde784c7b2b205e395ce706c233584b144944ff0e71eda8e16424fa2463a63a12565db3bae60ba887f174f3561cafbd65b39cebd90e0dc2b4c781b403485407202efffc5f21817d641a8bf990cc9feeece754ba769bec91c329b164341adb199638265c14425c24653a5ed7f36581948ad4661905a80f75baba21c87169c517d345dd948d2e04b4db1f4fe01e081a1404b09b0de034c54294c7e58245d687db432f7bbed36eeb679a0cd6a3b29c4d8863039ef21e7e857236ef2ab14848b4a31f4a452ff8c02224d67003512990dcdff0de04b068c6487b1c2466e8a19ab69a9e3d24f93884e9aa68c039fddae8357295ce5f59065814413f2251d0798deff1f64a67f1cbafe11f22b0dbc018b84441814074283e760d7947ed5e442f2105095803f3df7583c14cc2b915fd43dd24a1090c00232cfe02653184be1310bc71c0bd752751a5d69db4585769e7957ff78d9cd276a32167f8a2e103a07917730b1099832d91ba9c81741ec92d0d002378170fac2799cbf172cee31369042d2797d80d370b47839fae3b22012caf8a76b95f287f6ec2116da229b523eb5457e96bcc6a073e08e7e39961ce320bfa2547b9a91bbf3edf7e0da61160eced83461ab6bc1cb0bdfc4a7dda1fba27866fad359eaf2d70ce8689805efbe02cc7ea12067cb32aa91b0c4aca73eed81df9048b6ad9b971f356322b70e16d1be0904bf22c91651acec3b29d491198377d38120f55409c76b1c920b703137dae7984b2eb6a94173cee4e53226fb97e6e59ea1602940ddc902dd98ecab682395c1d9093dfceb8870b88d238429ae9881b3ed1dc994c0e47a9054250fa47b5cb52566f1d1a568e026b151ef2ce41c532ffc80963ad6fbe205add823b02a74462d943c45170a65e8b6d6c60e17fd699fac05706bf21dde4fd8baa23e4559161", 0x411}], 0x1}}], 0x1, 0x0) 18:57:26 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000100000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:26 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000000a00130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:26 executing program 2: setsockopt$MRT_ADD_MFC_PROXY(0xffffffffffffffff, 0x0, 0xd2, &(0x7f0000000000)={@local, @multicast1, 0xffffffffffffffff, "2902cabab3197cb1ecd417d96524c94bd701489d30a549b821761ef54b5ff25b", 0xd21, 0x15592000, 0x3f, 0x5b4a517e}, 0x3c) sendto$inet(0xffffffffffffffff, &(0x7f0000000200)="b35382200f6e36ec41d8b95bb7d457e717929071119e5f50e938bf245a3c8499326d33d741b66f529a0c61d2648192b226eccbb9deb38dd69271a03808e4e8ebaef396e03e1b9fb8763a838a39ece541f87c1c14fd7d3e50d2744fc4a708fe7e732b3b39c9952198cb8ae0d4ef3a672158c3fc6ef914f2b3a464c3e1f3bad1fac57a2149041a469a2b92113a88e27d1cfd24c2dfbdc7f0052554bc23de3241850d3d8f76e0b166efd0dbb83d9ec6a084e9a48bcbfa3b89276f9e9616a1e83a82e387a64cf2ab96801ea7120b918d1cf750ad25083b64f84e3655a44fac3bed1ce9b004", 0xe3, 0xc044044, 0x0, 0x0) syz_emit_ethernet(0x15d, &(0x7f0000000080)={@link_local, @broadcast, @void, {@mpls_mc={0x8848, {[], @ipv4=@generic={{0x2c, 0x4, 0x3, 0x8, 0x14f, 0x67, 0x0, 0x7, 0x84, 0x0, @private=0xa010101, @remote, {[@rr={0x7, 0x23, 0x11, [@multicast1, @broadcast, @broadcast, @dev={0xac, 0x14, 0x14, 0xa}, @empty, @rand_addr=0x64010102, @remote, @private=0xa010102]}, @timestamp_prespec={0x44, 0x3c, 0x94, 0x3, 0x3, [{@multicast1, 0x1}, {@dev={0xac, 0x14, 0x14, 0xd}, 0x1000}, {@local, 0xa6e1}, {@rand_addr=0x64010100, 0x1000}, {@broadcast, 0x3}, {@dev={0xac, 0x14, 0x14, 0x36}, 0x34}, {@empty, 0xb2}]}, @lsrr={0x83, 0x7, 0x70, [@remote]}, @timestamp_prespec={0x44, 0x34, 0x38, 0x3, 0x0, [{@rand_addr=0x64010101, 0x1}, {@initdev={0xac, 0x1e, 0x1, 0x0}, 0xffffffff}, {@remote, 0x8000}, {@initdev={0xac, 0x1e, 0x1, 0x0}}, {@remote, 0x9dfb931}, {@remote, 0x29}]}]}}, "2cf4827f3e0e728b029e81044198e51547666e859614fc9b1667254d6a9851fc078b23a141338df1f3300644c5d4554d494f3a60e78f4c74511d988e9209a556fad467c4518802397cd3b626e61bc61609696687891e973394f152ffea4d66d5c768d6166b71c61fc4d5138bd447aab6ed9340255d2c7d8228024cf76365ae2bf6e8d63a36cfdf9b89d0bca4a53258b88ef45fba74254054cf89a10c733c73"}}}}}, 0x0) 18:57:26 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) ioctl$F2FS_IOC_MOVE_RANGE(r0, 0xc020f509, &(0x7f0000000000)={r0, 0x6, 0x3ff, 0x8}) sendmmsg$inet(r1, &(0x7f0000000380)=[{{&(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10, &(0x7f00000002c0)=[{&(0x7f0000000100)="a73850389bd130b5a7f96cc7720b5a8896988401d8bb", 0x16}, {&(0x7f0000000200)="00109f609dd86a0956798742083db48eb6c4eb67dc04d2c148791d18fce2fd605037d4e9c8559a7d5ff3de778ccfc191d24e4f1f53b990ea533158ce9d7a13cb30cda97338a9ad032b0e4778c93900a1a20e61b4b9253f5fa1e7665cf9d9b7ceed353b62038ea0d591358efaca3504bbcdd6bb05dc38dcb5d676253f188aadd7268a6b2782afa2a63803b9ba51257451fb197234c08283558f25ab2766213665dc924f6dc26694eaa2b7aa68386c9b57ce0eb46e0e48d5f2", 0xb8}, {&(0x7f00000004c0)="f9042f12105f03508b7a072f47134bc154a21525e35c6f6718c55bf8ac6b4b4c84d30a1cef6c69cc3cfe5de950733acdeea7b8c742f6e60a7ac45fabc48c6ac06363675e8e01ec923c6a283c37ea564cad5edf0c86b9e90159d5373de171493f15fea2da244e052ad0527d5fce3efd54fb3e44cd42eca72b0f70c285c72ea14a439c9227668a0271f564a6722720ee5170d9771e30ac9a0d40394c5af2a9148e51a3eaf94d3f2bdd6c9b6151ec80e4fa5847deb4e37b06865e751f78e4ed0d3291a5776c", 0xc4}, {&(0x7f00000005c0)="42cac2eac9971f5e035f7b37dbb3f58605a3345f28087204c836e59f912cc0726ee77456db64e6f0019cbff996d49533ed031b05b14f0f01cf10003347a2380c6b756c178dc9a0dd40d9dcb7438190fc3f93579db8fcbc14220d732367e9a8eeaba2524ffde2cbe93dc76415c62f937313632dbdd16e03c932565b6f531e37b2da127b92e2aaa0a6cacf1e8132ead12f9b1134019f0dac1157dc2df01b8f4b0cdc40edfe0be9cb6fe2087449b78352e848fa6192e33b737ded9c2210477bcf65a647cc876abe17673c1b73513920d351747c4fec3c0bab21c70c1362301f404cfbaa", 0xe2}, {&(0x7f0000000140)="b06c3056978f5879af112b93ba706d2299659efcf63a453f041a50ef4fb4109dd8d7cb85bf6067093ffe4101968453d41dc9782ca1d98f020c819ef93e4ce2625317b97c9170e640343b2127280db3b67c4c4d4dfa76", 0x56}], 0x5}}], 0x1, 0x44001) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) socket$kcm(0x29, 0x5, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) socket$inet(0x2, 0x4000000000000001, 0x0) (async) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) (async) ioctl$F2FS_IOC_MOVE_RANGE(r0, 0xc020f509, &(0x7f0000000000)={r0, 0x6, 0x3ff, 0x8}) (async) sendmmsg$inet(r1, &(0x7f0000000380)=[{{&(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10, &(0x7f00000002c0)=[{&(0x7f0000000100)="a73850389bd130b5a7f96cc7720b5a8896988401d8bb", 0x16}, {&(0x7f0000000200)="00109f609dd86a0956798742083db48eb6c4eb67dc04d2c148791d18fce2fd605037d4e9c8559a7d5ff3de778ccfc191d24e4f1f53b990ea533158ce9d7a13cb30cda97338a9ad032b0e4778c93900a1a20e61b4b9253f5fa1e7665cf9d9b7ceed353b62038ea0d591358efaca3504bbcdd6bb05dc38dcb5d676253f188aadd7268a6b2782afa2a63803b9ba51257451fb197234c08283558f25ab2766213665dc924f6dc26694eaa2b7aa68386c9b57ce0eb46e0e48d5f2", 0xb8}, {&(0x7f00000004c0)="f9042f12105f03508b7a072f47134bc154a21525e35c6f6718c55bf8ac6b4b4c84d30a1cef6c69cc3cfe5de950733acdeea7b8c742f6e60a7ac45fabc48c6ac06363675e8e01ec923c6a283c37ea564cad5edf0c86b9e90159d5373de171493f15fea2da244e052ad0527d5fce3efd54fb3e44cd42eca72b0f70c285c72ea14a439c9227668a0271f564a6722720ee5170d9771e30ac9a0d40394c5af2a9148e51a3eaf94d3f2bdd6c9b6151ec80e4fa5847deb4e37b06865e751f78e4ed0d3291a5776c", 0xc4}, {&(0x7f00000005c0)="42cac2eac9971f5e035f7b37dbb3f58605a3345f28087204c836e59f912cc0726ee77456db64e6f0019cbff996d49533ed031b05b14f0f01cf10003347a2380c6b756c178dc9a0dd40d9dcb7438190fc3f93579db8fcbc14220d732367e9a8eeaba2524ffde2cbe93dc76415c62f937313632dbdd16e03c932565b6f531e37b2da127b92e2aaa0a6cacf1e8132ead12f9b1134019f0dac1157dc2df01b8f4b0cdc40edfe0be9cb6fe2087449b78352e848fa6192e33b737ded9c2210477bcf65a647cc876abe17673c1b73513920d351747c4fec3c0bab21c70c1362301f404cfbaa", 0xe2}, {&(0x7f0000000140)="b06c3056978f5879af112b93ba706d2299659efcf63a453f041a50ef4fb4109dd8d7cb85bf6067093ffe4101968453d41dc9782ca1d98f020c819ef93e4ce2625317b97c9170e640343b2127280db3b67c4c4d4dfa76", 0x56}], 0x5}}], 0x1, 0x44001) (async) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) (async) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) (async) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) (async) socket$kcm(0x29, 0x5, 0x0) (async) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) (async) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) (async) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) (async) 18:57:26 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000000b00130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:26 executing program 2: setsockopt$MRT_ADD_MFC_PROXY(0xffffffffffffffff, 0x0, 0xd2, &(0x7f0000000000)={@local, @multicast1, 0xffffffffffffffff, "2902cabab3197cb1ecd417d96524c94bd701489d30a549b821761ef54b5ff25b", 0xd21, 0x15592000, 0x3f, 0x5b4a517e}, 0x3c) (async) sendto$inet(0xffffffffffffffff, &(0x7f0000000200)="b35382200f6e36ec41d8b95bb7d457e717929071119e5f50e938bf245a3c8499326d33d741b66f529a0c61d2648192b226eccbb9deb38dd69271a03808e4e8ebaef396e03e1b9fb8763a838a39ece541f87c1c14fd7d3e50d2744fc4a708fe7e732b3b39c9952198cb8ae0d4ef3a672158c3fc6ef914f2b3a464c3e1f3bad1fac57a2149041a469a2b92113a88e27d1cfd24c2dfbdc7f0052554bc23de3241850d3d8f76e0b166efd0dbb83d9ec6a084e9a48bcbfa3b89276f9e9616a1e83a82e387a64cf2ab96801ea7120b918d1cf750ad25083b64f84e3655a44fac3bed1ce9b004", 0xe3, 0xc044044, 0x0, 0x0) (async) syz_emit_ethernet(0x15d, &(0x7f0000000080)={@link_local, @broadcast, @void, {@mpls_mc={0x8848, {[], @ipv4=@generic={{0x2c, 0x4, 0x3, 0x8, 0x14f, 0x67, 0x0, 0x7, 0x84, 0x0, @private=0xa010101, @remote, {[@rr={0x7, 0x23, 0x11, [@multicast1, @broadcast, @broadcast, @dev={0xac, 0x14, 0x14, 0xa}, @empty, @rand_addr=0x64010102, @remote, @private=0xa010102]}, @timestamp_prespec={0x44, 0x3c, 0x94, 0x3, 0x3, [{@multicast1, 0x1}, {@dev={0xac, 0x14, 0x14, 0xd}, 0x1000}, {@local, 0xa6e1}, {@rand_addr=0x64010100, 0x1000}, {@broadcast, 0x3}, {@dev={0xac, 0x14, 0x14, 0x36}, 0x34}, {@empty, 0xb2}]}, @lsrr={0x83, 0x7, 0x70, [@remote]}, @timestamp_prespec={0x44, 0x34, 0x38, 0x3, 0x0, [{@rand_addr=0x64010101, 0x1}, {@initdev={0xac, 0x1e, 0x1, 0x0}, 0xffffffff}, {@remote, 0x8000}, {@initdev={0xac, 0x1e, 0x1, 0x0}}, {@remote, 0x9dfb931}, {@remote, 0x29}]}]}}, "2cf4827f3e0e728b029e81044198e51547666e859614fc9b1667254d6a9851fc078b23a141338df1f3300644c5d4554d494f3a60e78f4c74511d988e9209a556fad467c4518802397cd3b626e61bc61609696687891e973394f152ffea4d66d5c768d6166b71c61fc4d5138bd447aab6ed9340255d2c7d8228024cf76365ae2bf6e8d63a36cfdf9b89d0bca4a53258b88ef45fba74254054cf89a10c733c73"}}}}}, 0x0) [ 2611.208187][T29938] batman_adv: batadv3721: Removing interface: netdevsim0 [ 2611.244186][T29938] batman_adv: batadv3722: Adding interface: netdevsim0 18:57:26 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013033100"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:26 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) (async) ioctl$F2FS_IOC_MOVE_RANGE(r0, 0xc020f509, &(0x7f0000000000)={r0, 0x6, 0x3ff, 0x8}) sendmmsg$inet(r1, &(0x7f0000000380)=[{{&(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10, &(0x7f00000002c0)=[{&(0x7f0000000100)="a73850389bd130b5a7f96cc7720b5a8896988401d8bb", 0x16}, {&(0x7f0000000200)="00109f609dd86a0956798742083db48eb6c4eb67dc04d2c148791d18fce2fd605037d4e9c8559a7d5ff3de778ccfc191d24e4f1f53b990ea533158ce9d7a13cb30cda97338a9ad032b0e4778c93900a1a20e61b4b9253f5fa1e7665cf9d9b7ceed353b62038ea0d591358efaca3504bbcdd6bb05dc38dcb5d676253f188aadd7268a6b2782afa2a63803b9ba51257451fb197234c08283558f25ab2766213665dc924f6dc26694eaa2b7aa68386c9b57ce0eb46e0e48d5f2", 0xb8}, {&(0x7f00000004c0)="f9042f12105f03508b7a072f47134bc154a21525e35c6f6718c55bf8ac6b4b4c84d30a1cef6c69cc3cfe5de950733acdeea7b8c742f6e60a7ac45fabc48c6ac06363675e8e01ec923c6a283c37ea564cad5edf0c86b9e90159d5373de171493f15fea2da244e052ad0527d5fce3efd54fb3e44cd42eca72b0f70c285c72ea14a439c9227668a0271f564a6722720ee5170d9771e30ac9a0d40394c5af2a9148e51a3eaf94d3f2bdd6c9b6151ec80e4fa5847deb4e37b06865e751f78e4ed0d3291a5776c", 0xc4}, {&(0x7f00000005c0)="42cac2eac9971f5e035f7b37dbb3f58605a3345f28087204c836e59f912cc0726ee77456db64e6f0019cbff996d49533ed031b05b14f0f01cf10003347a2380c6b756c178dc9a0dd40d9dcb7438190fc3f93579db8fcbc14220d732367e9a8eeaba2524ffde2cbe93dc76415c62f937313632dbdd16e03c932565b6f531e37b2da127b92e2aaa0a6cacf1e8132ead12f9b1134019f0dac1157dc2df01b8f4b0cdc40edfe0be9cb6fe2087449b78352e848fa6192e33b737ded9c2210477bcf65a647cc876abe17673c1b73513920d351747c4fec3c0bab21c70c1362301f404cfbaa", 0xe2}, {&(0x7f0000000140)="b06c3056978f5879af112b93ba706d2299659efcf63a453f041a50ef4fb4109dd8d7cb85bf6067093ffe4101968453d41dc9782ca1d98f020c819ef93e4ce2625317b97c9170e640343b2127280db3b67c4c4d4dfa76", 0x56}], 0x5}}], 0x1, 0x44001) (async) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) (async) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) (async, rerun: 64) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) (async, rerun: 64) socket$kcm(0x29, 0x5, 0x0) (async) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) (async) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) [ 2611.265467][T29938] batman_adv: batadv3722: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2611.341986][T29938] batman_adv: batadv3722: Not using interface netdevsim0 (retrying later): interface not active 18:57:27 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) (async) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0)={0x0}, &(0x7f0000000180)=0x8) accept4(r0, &(0x7f0000000100)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000000)=0x80, 0x0) (async) accept4(r0, &(0x7f0000000100)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000000)=0x80, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f00000001c0)={r1, 0x7, 0x30}, &(0x7f0000000200)=0xc) r3 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r3, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0xe, &(0x7f0000000300)={r1, 0xb610, 0x7ff, 0x5, 0x3, 0x5, 0x1, 0x9, {r2, @in={{0x2, 0x4e23, @multicast2}}, 0x2, 0x0, 0xfffffeff, 0x5, 0x18}}, &(0x7f0000000280)=0xb0) (async) getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0xe, &(0x7f0000000300)={r1, 0xb610, 0x7ff, 0x5, 0x3, 0x5, 0x1, 0x9, {r2, @in={{0x2, 0x4e23, @multicast2}}, 0x2, 0x0, 0xfffffeff, 0x5, 0x18}}, &(0x7f0000000280)=0xb0) 18:57:27 executing program 2: setsockopt$MRT_ADD_MFC_PROXY(0xffffffffffffffff, 0x0, 0xd2, &(0x7f0000000000)={@local, @multicast1, 0xffffffffffffffff, "2902cabab3197cb1ecd417d96524c94bd701489d30a549b821761ef54b5ff25b", 0xd21, 0x15592000, 0x3f, 0x5b4a517e}, 0x3c) (async) sendto$inet(0xffffffffffffffff, &(0x7f0000000200)="b35382200f6e36ec41d8b95bb7d457e717929071119e5f50e938bf245a3c8499326d33d741b66f529a0c61d2648192b226eccbb9deb38dd69271a03808e4e8ebaef396e03e1b9fb8763a838a39ece541f87c1c14fd7d3e50d2744fc4a708fe7e732b3b39c9952198cb8ae0d4ef3a672158c3fc6ef914f2b3a464c3e1f3bad1fac57a2149041a469a2b92113a88e27d1cfd24c2dfbdc7f0052554bc23de3241850d3d8f76e0b166efd0dbb83d9ec6a084e9a48bcbfa3b89276f9e9616a1e83a82e387a64cf2ab96801ea7120b918d1cf750ad25083b64f84e3655a44fac3bed1ce9b004", 0xe3, 0xc044044, 0x0, 0x0) (async, rerun: 64) syz_emit_ethernet(0x15d, &(0x7f0000000080)={@link_local, @broadcast, @void, {@mpls_mc={0x8848, {[], @ipv4=@generic={{0x2c, 0x4, 0x3, 0x8, 0x14f, 0x67, 0x0, 0x7, 0x84, 0x0, @private=0xa010101, @remote, {[@rr={0x7, 0x23, 0x11, [@multicast1, @broadcast, @broadcast, @dev={0xac, 0x14, 0x14, 0xa}, @empty, @rand_addr=0x64010102, @remote, @private=0xa010102]}, @timestamp_prespec={0x44, 0x3c, 0x94, 0x3, 0x3, [{@multicast1, 0x1}, {@dev={0xac, 0x14, 0x14, 0xd}, 0x1000}, {@local, 0xa6e1}, {@rand_addr=0x64010100, 0x1000}, {@broadcast, 0x3}, {@dev={0xac, 0x14, 0x14, 0x36}, 0x34}, {@empty, 0xb2}]}, @lsrr={0x83, 0x7, 0x70, [@remote]}, @timestamp_prespec={0x44, 0x34, 0x38, 0x3, 0x0, [{@rand_addr=0x64010101, 0x1}, {@initdev={0xac, 0x1e, 0x1, 0x0}, 0xffffffff}, {@remote, 0x8000}, {@initdev={0xac, 0x1e, 0x1, 0x0}}, {@remote, 0x9dfb931}, {@remote, 0x29}]}]}}, "2cf4827f3e0e728b029e81044198e51547666e859614fc9b1667254d6a9851fc078b23a141338df1f3300644c5d4554d494f3a60e78f4c74511d988e9209a556fad467c4518802397cd3b626e61bc61609696687891e973394f152ffea4d66d5c768d6166b71c61fc4d5138bd447aab6ed9340255d2c7d8228024cf76365ae2bf6e8d63a36cfdf9b89d0bca4a53258b88ef45fba74254054cf89a10c733c73"}}}}}, 0x0) (rerun: 64) 18:57:27 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000240000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:27 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) setsockopt$sock_void(r0, 0x1, 0x24, 0x0, 0x0) 18:57:27 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000000c00130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:27 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013003200"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:27 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) ioctl$BTRFS_IOC_QUOTA_CTL(r0, 0xc0109428, &(0x7f0000000000)={0x2}) syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) 18:57:27 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) (async) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) (async, rerun: 64) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) (async, rerun: 64) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) (async) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) (async) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) (async) setsockopt$sock_void(r0, 0x1, 0x24, 0x0, 0x0) [ 2612.078441][T29974] batman_adv: batadv807: Interface deactivated: netdevsim0 [ 2612.110764][T29974] batman_adv: batadv807: Removing interface: netdevsim0 [ 2612.164832][T29974] batman_adv: batadv811: Adding interface: netdevsim0 [ 2612.209761][T29974] batman_adv: batadv811: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 18:57:27 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) (async) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) (async) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) (async) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) (async) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) setsockopt$sock_void(r0, 0x1, 0x24, 0x0, 0x0) [ 2612.288810][T29974] batman_adv: batadv811: Interface activated: netdevsim0 18:57:27 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013013200"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:27 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f0000000040)={0x2, 0x4e24, @private=0xa010100}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) socketpair(0x2e, 0x6, 0x7, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$FITHAW(r1, 0xc0045878) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="e9fe696a4928a2036a52e7ba6bf5da4020f4d2539c9cc32c7069b5a4747ea9fe87377d43813dc100031180723596b0f1fae159e8b3015d295ed1b10defa99b7674505f1ad8b0d849b9c1facefaaac578431c5a88fccc9f1d655511000f74b4bafd8fa795a2a165e17bae3994b147a32507d620649e86ee1de33f70ab96463cff25e5888d05045b9cef5d3bf515ee736edd2f72beae2ea55633325779ad36e06a99052cac47718dc1054f9910ab28e47ddf74250147cb0576ca62b255028d6cda02649c8c9d4315a301e3223f7b0f63bf393826f851e0ada367196e944db95e585f5c9947f09644fced55fb8a50834059889dd9bb5556e6c0ddebd74bb93c079961aca65c01d59da2c83f03d654190d32375d847177cf12f552a830a838f5524343b883f63d16c03edcb2ac84bb7fb8c538639c8e57d4d62b51dcd3fa6c0ddef9314371f511fcb7be64ebd786d5d69bea41fe77105ad67ee28bdb626a7fc6381f6eeb85b50d4d1d863c52d5e848cc28a9a2de2e9efe17b433c00e0bde784c7b2b205e395ce706c233584b144944ff0e71eda8e16424fa2463a63a12565db3bae60ba887f174f3561cafbd65b39cebd90e0dc2b4c781b403485407202efffc5f21817d641a8bf990cc9feeece754ba769bec91c329b164341adb199638265c14425c24653a5ed7f36581948ad4661905a80f75baba21c87169c517d345dd948d2e04b4db1f4fe01e081a1404b09b0de034c54294c7e58245d687db432f7bbed36eeb679a0cd6a3b29c4d8863039ef21e7e857236ef2ab14848b4a31f4a452ff8c02224d67003512990dcdff0de04b068c6487b1c2466e8a19ab69a9e3d24f93884e9aa68c039fddae8357295ce5f59065814413f2251d0798deff1f64a67f1cbafe11f22b0dbc018b84441814074283e760d7947ed5e442f2105095803f3df7583c14cc2b915fd43dd24a1090c00232cfe02653184be1310bc71c0bd752751a5d69db4585769e7957ff78d9cd276a32167f8a2e103a07917730b1099832d91ba9c81741ec92d0d002378170fac2799cbf172cee31369042d2797d80d370b47839fae3b22012caf8a76b95f287f6ec2116da229b523eb5457e96bcc6a073e08e7e39961ce320bfa2547b9a91bbf3edf7e0da61160eced83461ab6bc1cb0bdfc4a7dda1fba27866fad359eaf2d70ce8689805efbe02cc7ea12067cb32aa91b0c4aca73eed81df9048b6ad9b971f356322b70e16d1be0904bf22c91651acec3b29d491198377d38120f55409c76b1c920b703137dae7984b2eb6a94173cee4e53226fb97e6e59ea1602940ddc902dd98ecab682395c1d9093dfceb8870b88d238429ae9881b3ed1dc994c0e47a9054250fa47b5cb52566f1d1a568e026b151ef2ce41c532ffc80963ad6fbe205add823b02a74462d943c45170a65e8b6d6c60e17fd699fac05706bf21dde4fd8baa23e4559161", 0x411}], 0x1}}], 0x1, 0x0) 18:57:27 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000000d00130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2612.528311][T29977] batman_adv: batadv3722: Removing interface: netdevsim0 [ 2612.579810][T29977] batman_adv: batadv3723: Adding interface: netdevsim0 [ 2612.594611][T29977] batman_adv: batadv3723: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2612.656664][T29977] batman_adv: batadv3723: Not using interface netdevsim0 (retrying later): interface not active [ 2612.691799][T29979] __nla_validate_parse: 14 callbacks suppressed [ 2612.691826][T29979] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. 18:57:27 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) (async) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0)={0x0}, &(0x7f0000000180)=0x8) accept4(r0, &(0x7f0000000100)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000000)=0x80, 0x0) (async) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f00000001c0)={r1, 0x7, 0x30}, &(0x7f0000000200)=0xc) (async) r3 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) (async) getsockname$packet(r3, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) getsockopt$inet_sctp6_SCTP_STATUS(r3, 0x84, 0xe, &(0x7f0000000300)={r1, 0xb610, 0x7ff, 0x5, 0x3, 0x5, 0x1, 0x9, {r2, @in={{0x2, 0x4e23, @multicast2}}, 0x2, 0x0, 0xfffffeff, 0x5, 0x18}}, &(0x7f0000000280)=0xb0) 18:57:27 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f0000000040)={0x2, 0x4e24, @private=0xa010100}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) (async, rerun: 32) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) (async, rerun: 32) socketpair(0x2e, 0x6, 0x7, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$FITHAW(r1, 0xc0045878) (async) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) 18:57:27 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000480000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2612.803539][T29994] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 18:57:28 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) (async) r1 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) (async) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) (async) ioctl$BTRFS_IOC_QUOTA_CTL(r0, 0xc0109428, &(0x7f0000000000)={0x2}) syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) [ 2612.861175][T29997] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:28 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013023200"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2612.993198][T30004] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 18:57:28 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000000e00130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:28 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) (async, rerun: 64) ioctl$BTRFS_IOC_QUOTA_CTL(r0, 0xc0109428, &(0x7f0000000000)={0x2}) (async, rerun: 64) syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) 18:57:28 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) (async) bind$inet(r0, &(0x7f0000000040)={0x2, 0x4e24, @private=0xa010100}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) (async) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) (async) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) (async) socketpair(0x2e, 0x6, 0x7, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$FITHAW(r1, 0xc0045878) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) [ 2613.130583][T30014] batman_adv: batadv3723: Removing interface: netdevsim0 [ 2613.160632][T30014] batman_adv: batadv3724: Adding interface: netdevsim0 [ 2613.178810][T30014] batman_adv: batadv3724: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 18:57:28 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d30004c0000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2613.244390][T30014] batman_adv: batadv3724: Not using interface netdevsim0 (retrying later): interface not active [ 2613.261993][T30016] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 18:57:28 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x19, &(0x7f0000000080)=0x2000000000000074, 0x4) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) sendto$inet(r0, &(0x7f0000000100)="9a3b3a07872bac465f60123ad7cc79210f215187ce93416f36653cf67af50b1ae80518f7bfafa78ede338ba6d50c67a60b1f7c69338060188ec2895ea0376046a594d92a5a4489912f0b0f0a9fc751b72fa211b3b5e1f6bcbed43277e0ecc2422598903f3d83ef119f58226b02b7f4c9acb413c51436d5720196c3003b8a7c0914cf9d7f6f0fd5b0e6fddb7c11b776f5be329e0a99ff2e98618d00e91a25cba33e7c8641b3238f2db612b4d26005c77b7cd91c593c7b66aa55", 0xb9, 0x200448c0, 0x0, 0x0) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x44) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000040)={'batadv_slave_1\x00', 0x0}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)=ANY=[@ANYBLOB="38000000260000042cbd7000ffdbdf2500000000", @ANYRES32=r1, @ANYBLOB="03000180010000000200f2ff04000a0a1af2b323f8520004000a0004000a0004"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x4000) [ 2613.326193][T30019] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2613.423315][T30025] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:28 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013033200"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:28 executing program 2: r0 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r0, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000000c0)={0x1, 0x24de, 0x8008, 0x1, 0x2, 0x4, 0x80000000, 0x401, 0x0}, &(0x7f0000000100)=0x20) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000140)={r1, 0x40, 0x10}, &(0x7f0000000180)=0xc) syz_emit_ethernet(0xe, &(0x7f0000000000)=ANY=[@ANYBLOB="090000f1ffffa9aaaa00aa0088639190e844fcb37796fe54b35b72fbbf04835de4c89bb54e23984ae6ce708421b731491a370725f5635088b43ce35b600ac78048ee369e276df0062947dd188815c51f72c675c2696a335cea79dd24e35ed954c43ff2319c420500a6efd7ad52fb7b54e048df086fb558b57bb86343c1be61edebd45ae42498a93cdc07407a82653cbe5a7c82b90db4fe6743bf338a5a2b6fe5f76f6d1dbeaeb7b929b2f0a24e73"], 0x0) [ 2613.571067][T30033] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2613.669496][T30039] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2613.706949][T30034] batman_adv: batadv3724: Removing interface: netdevsim0 18:57:28 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x19, &(0x7f0000000080)=0x2000000000000074, 0x4) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) (async) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) sendto$inet(r0, &(0x7f0000000100)="9a3b3a07872bac465f60123ad7cc79210f215187ce93416f36653cf67af50b1ae80518f7bfafa78ede338ba6d50c67a60b1f7c69338060188ec2895ea0376046a594d92a5a4489912f0b0f0a9fc751b72fa211b3b5e1f6bcbed43277e0ecc2422598903f3d83ef119f58226b02b7f4c9acb413c51436d5720196c3003b8a7c0914cf9d7f6f0fd5b0e6fddb7c11b776f5be329e0a99ff2e98618d00e91a25cba33e7c8641b3238f2db612b4d26005c77b7cd91c593c7b66aa55", 0xb9, 0x200448c0, 0x0, 0x0) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) (async) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x44) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000040)={'batadv_slave_1\x00', 0x0}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)=ANY=[@ANYBLOB="38000000260000042cbd7000ffdbdf2500000000", @ANYRES32=r1, @ANYBLOB="03000180010000000200f2ff04000a0a1af2b323f8520004000a0004000a0004"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x4000) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)=ANY=[@ANYBLOB="38000000260000042cbd7000ffdbdf2500000000", @ANYRES32=r1, @ANYBLOB="03000180010000000200f2ff04000a0a1af2b323f8520004000a0004000a0004"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x4000) 18:57:28 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000000f00130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2613.723804][T30034] batman_adv: batadv3725: Adding interface: netdevsim0 [ 2613.732516][T30034] batman_adv: batadv3725: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2613.759112][T30034] batman_adv: batadv3725: Not using interface netdevsim0 (retrying later): interface not active 18:57:28 executing program 2: r0 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) (async, rerun: 64) getsockname$packet(r0, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) (async, rerun: 64) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000000c0)={0x1, 0x24de, 0x8008, 0x1, 0x2, 0x4, 0x80000000, 0x401, 0x0}, &(0x7f0000000100)=0x20) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000140)={r1, 0x40, 0x10}, &(0x7f0000000180)=0xc) (async) syz_emit_ethernet(0xe, &(0x7f0000000000)=ANY=[@ANYBLOB="090000f1ffffa9aaaa00aa0088639190e844fcb37796fe54b35b72fbbf04835de4c89bb54e23984ae6ce708421b731491a370725f5635088b43ce35b600ac78048ee369e276df0062947dd188815c51f72c675c2696a335cea79dd24e35ed954c43ff2319c420500a6efd7ad52fb7b54e048df086fb558b57bb86343c1be61edebd45ae42498a93cdc07407a82653cbe5a7c82b90db4fe6743bf338a5a2b6fe5f76f6d1dbeaeb7b929b2f0a24e73"], 0x0) 18:57:28 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013003300"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:28 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r1, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x1c, &(0x7f0000000380)=[@in6={0xa, 0x0, 0x0, @private1}]}, &(0x7f0000000180)=0x10) r2 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f00000000c0)={r3, @in={{0x2, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xce0250}, 0x9c) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x10, &(0x7f0000000200)={r3, @in6={{0xa, 0x0, 0x0, @empty}}}, &(0x7f00000002c0)=0x9c) getsockopt$inet_sctp_SCTP_RESET_STREAMS(0xffffffffffffffff, 0x84, 0x77, &(0x7f0000000000)=ANY=[@ANYRES32=r3, @ANYBLOB="08000600000000000000000000000049"], &(0x7f0000000100)=0x14) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) 18:57:29 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000600000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:29 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x19, &(0x7f0000000080)=0x2000000000000074, 0x4) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) sendto$inet(r0, &(0x7f0000000100)="9a3b3a07872bac465f60123ad7cc79210f215187ce93416f36653cf67af50b1ae80518f7bfafa78ede338ba6d50c67a60b1f7c69338060188ec2895ea0376046a594d92a5a4489912f0b0f0a9fc751b72fa211b3b5e1f6bcbed43277e0ecc2422598903f3d83ef119f58226b02b7f4c9acb413c51436d5720196c3003b8a7c0914cf9d7f6f0fd5b0e6fddb7c11b776f5be329e0a99ff2e98618d00e91a25cba33e7c8641b3238f2db612b4d26005c77b7cd91c593c7b66aa55", 0xb9, 0x200448c0, 0x0, 0x0) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x44) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000040)={'batadv_slave_1\x00', 0x0}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)=ANY=[@ANYBLOB="38000000260000042cbd7000ffdbdf2500000000", @ANYRES32=r1, @ANYBLOB="03000180010000000200f2ff04000a0a1af2b323f8520004000a0004000a0004"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x4000) socket$inet(0x2, 0x4000000000000001, 0x0) (async) setsockopt$inet_tcp_int(r0, 0x6, 0x19, &(0x7f0000000080)=0x2000000000000074, 0x4) (async) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) (async) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) (async) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) (async) sendto$inet(r0, &(0x7f0000000100)="9a3b3a07872bac465f60123ad7cc79210f215187ce93416f36653cf67af50b1ae80518f7bfafa78ede338ba6d50c67a60b1f7c69338060188ec2895ea0376046a594d92a5a4489912f0b0f0a9fc751b72fa211b3b5e1f6bcbed43277e0ecc2422598903f3d83ef119f58226b02b7f4c9acb413c51436d5720196c3003b8a7c0914cf9d7f6f0fd5b0e6fddb7c11b776f5be329e0a99ff2e98618d00e91a25cba33e7c8641b3238f2db612b4d26005c77b7cd91c593c7b66aa55", 0xb9, 0x200448c0, 0x0, 0x0) (async) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) (async) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x44) (async) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000040)={'batadv_slave_1\x00'}) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)=ANY=[@ANYBLOB="38000000260000042cbd7000ffdbdf2500000000", @ANYRES32=r1, @ANYBLOB="03000180010000000200f2ff04000a0a1af2b323f8520004000a0004000a0004"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x4000) (async) [ 2613.920755][T30047] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:29 executing program 2: r0 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) (async) getsockname$packet(r0, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00000000c0)={0x1, 0x24de, 0x8008, 0x1, 0x2, 0x4, 0x80000000, 0x401, 0x0}, &(0x7f0000000100)=0x20) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000140)={r1, 0x40, 0x10}, &(0x7f0000000180)=0xc) (async) syz_emit_ethernet(0xe, &(0x7f0000000000)=ANY=[@ANYBLOB="090000f1ffffa9aaaa00aa0088639190e844fcb37796fe54b35b72fbbf04835de4c89bb54e23984ae6ce708421b731491a370725f5635088b43ce35b600ac78048ee369e276df0062947dd188815c51f72c675c2696a335cea79dd24e35ed954c43ff2319c420500a6efd7ad52fb7b54e048df086fb558b57bb86343c1be61edebd45ae42498a93cdc07407a82653cbe5a7c82b90db4fe6743bf338a5a2b6fe5f76f6d1dbeaeb7b929b2f0a24e73"], 0x0) 18:57:29 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0xfffffe4c, 0x2048f2d, &(0x7f0000000000)={0x2, 0x4e23, @rand_addr=0x64010102}, 0xe) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) connect$inet(r0, &(0x7f0000000040)={0x2, 0x4e20, @broadcast}, 0x10) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) sendto$inet(r0, &(0x7f0000000100)="1ee6f8131a51321f42a1731a4c5ca951ee82127804f5becf82a8d90bce6b0c8fbe709878e86144dbbbf3d9f31ef3795d99a2f7c817d8ae3423595e8f39a2fca1c44df4fcf7e741f34c001cdb93119027c07b91d686ced55a68e6bf236deab0ddce7d5fde", 0x64, 0x41880, 0x0, 0x0) 18:57:29 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0200001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:29 executing program 2: r0 = accept4$bt_l2cap(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000040)=0xc, 0x100800) ioctl$FS_IOC_GET_ENCRYPTION_NONCE(r0, 0x8010661b, &(0x7f0000000080)) syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) 18:57:29 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) (async) sendto$inet(r0, 0x0, 0xfffffe4c, 0x2048f2d, &(0x7f0000000000)={0x2, 0x4e23, @rand_addr=0x64010102}, 0xe) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) (async) connect$inet(r0, &(0x7f0000000040)={0x2, 0x4e20, @broadcast}, 0x10) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) sendto$inet(r0, &(0x7f0000000100)="1ee6f8131a51321f42a1731a4c5ca951ee82127804f5becf82a8d90bce6b0c8fbe709878e86144dbbbf3d9f31ef3795d99a2f7c817d8ae3423595e8f39a2fca1c44df4fcf7e741f34c001cdb93119027c07b91d686ced55a68e6bf236deab0ddce7d5fde", 0x64, 0x41880, 0x0, 0x0) [ 2614.241680][T30053] batman_adv: batadv3725: Removing interface: netdevsim0 [ 2614.274872][T30053] batman_adv: batadv3726: Adding interface: netdevsim0 [ 2614.289927][T30053] batman_adv: batadv3726: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 18:57:29 executing program 2: r0 = accept4$bt_l2cap(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000040)=0xc, 0x100800) ioctl$FS_IOC_GET_ENCRYPTION_NONCE(r0, 0x8010661b, &(0x7f0000000080)) syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) accept4$bt_l2cap(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000040)=0xc, 0x100800) (async) ioctl$FS_IOC_GET_ENCRYPTION_NONCE(r0, 0x8010661b, &(0x7f0000000080)) (async) syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) (async) [ 2614.335711][T30053] batman_adv: batadv3726: Not using interface netdevsim0 (retrying later): interface not active [ 2614.349412][T30051] batman_adv: batadv811: Interface deactivated: netdevsim0 [ 2614.357687][T30051] batman_adv: batadv811: Removing interface: netdevsim0 18:57:29 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) (async) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) (async) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) (async) sendto$inet(r0, 0x0, 0xfffffe4c, 0x2048f2d, &(0x7f0000000000)={0x2, 0x4e23, @rand_addr=0x64010102}, 0xe) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) (async) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) (async) connect$inet(r0, &(0x7f0000000040)={0x2, 0x4e20, @broadcast}, 0x10) (async) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) (async) sendto$inet(r0, &(0x7f0000000100)="1ee6f8131a51321f42a1731a4c5ca951ee82127804f5becf82a8d90bce6b0c8fbe709878e86144dbbbf3d9f31ef3795d99a2f7c817d8ae3423595e8f39a2fca1c44df4fcf7e741f34c001cdb93119027c07b91d686ced55a68e6bf236deab0ddce7d5fde", 0x64, 0x41880, 0x0, 0x0) 18:57:29 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000680000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2614.401117][T30051] batman_adv: batadv815: Adding interface: netdevsim0 [ 2614.418551][T30051] batman_adv: batadv815: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2614.498970][T30051] batman_adv: batadv815: Interface activated: netdevsim0 18:57:29 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013013300"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2614.693070][T30084] batman_adv: batadv3726: Removing interface: netdevsim0 [ 2614.723973][T30084] batman_adv: batadv3727: Adding interface: netdevsim0 [ 2614.742587][T30084] batman_adv: batadv3727: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 18:57:29 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) (async) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) (async) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r1, 0x0) (async) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x1c, &(0x7f0000000380)=[@in6={0xa, 0x0, 0x0, @private1}]}, &(0x7f0000000180)=0x10) (async) r2 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f00000000c0)={r3, @in={{0x2, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xce0250}, 0x9c) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x10, &(0x7f0000000200)={r3, @in6={{0xa, 0x0, 0x0, @empty}}}, &(0x7f00000002c0)=0x9c) getsockopt$inet_sctp_SCTP_RESET_STREAMS(0xffffffffffffffff, 0x84, 0x77, &(0x7f0000000000)=ANY=[@ANYRES32=r3, @ANYBLOB="08000600000000000000000000000049"], &(0x7f0000000100)=0x14) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) 18:57:29 executing program 2: r0 = accept4$bt_l2cap(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000040)=0xc, 0x100800) ioctl$FS_IOC_GET_ENCRYPTION_NONCE(r0, 0x8010661b, &(0x7f0000000080)) syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) accept4$bt_l2cap(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000040)=0xc, 0x100800) (async) ioctl$FS_IOC_GET_ENCRYPTION_NONCE(r0, 0x8010661b, &(0x7f0000000080)) (async) syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) (async) 18:57:29 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x84, &(0x7f00000000c0), &(0x7f0000000180)=0x8) 18:57:29 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0300001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2614.790158][T30084] batman_adv: batadv3727: Not using interface netdevsim0 (retrying later): interface not active 18:57:30 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d30006c0000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:30 executing program 2: syz_emit_ethernet(0xe, &(0x7f0000000000)=ANY=[@ANYBLOB="0180c2000000aaaa3813cfd9c551a80ac00b645e19aaaaaa40886380a28ad77aa1f4d843ef08cbd05d6257a5c4663513d40efc0ed20f93c4925e05aeabc0e947cac8f0edd50ec47e18b684b264a415832b1685afede3a6cd3dd8ac32fb095b536b788bfd3805ba367962a6edc9176cc9c801c19342b99c79a0130d687082b108e54f9608854b7de28af732f3fb844b5a986ec6e8e9539590f481c0939e823a1bcfaade161ebc4866cb4e9b1b31c433a1c3d486d055ed314dcfc637f8c1c5a63163"], 0x0) 18:57:30 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013023300"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:30 executing program 2: syz_emit_ethernet(0xe, &(0x7f0000000000)=ANY=[@ANYBLOB="0180c2000000aaaa3813cfd9c551a80ac00b645e19aaaaaa40886380a28ad77aa1f4d843ef08cbd05d6257a5c4663513d40efc0ed20f93c4925e05aeabc0e947cac8f0edd50ec47e18b684b264a415832b1685afede3a6cd3dd8ac32fb095b536b788bfd3805ba367962a6edc9176cc9c801c19342b99c79a0130d687082b108e54f9608854b7de28af732f3fb844b5a986ec6e8e9539590f481c0939e823a1bcfaade161ebc4866cb4e9b1b31c433a1c3d486d055ed314dcfc637f8c1c5a63163"], 0x0) 18:57:30 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xfffffff0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:30 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) (async) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) (async) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r1, 0x0) (async) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x1c, &(0x7f0000000380)=[@in6={0xa, 0x0, 0x0, @private1}]}, &(0x7f0000000180)=0x10) (async) r2 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f00000000c0)={r3, @in={{0x2, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0xce0250}, 0x9c) (async) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x10, &(0x7f0000000200)={r3, @in6={{0xa, 0x0, 0x0, @empty}}}, &(0x7f00000002c0)=0x9c) (async) getsockopt$inet_sctp_SCTP_RESET_STREAMS(0xffffffffffffffff, 0x84, 0x77, &(0x7f0000000000)=ANY=[@ANYRES32=r3, @ANYBLOB="08000600000000000000000000000049"], &(0x7f0000000100)=0x14) (async) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) 18:57:30 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0400001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2615.209830][T30109] batman_adv: batadv3727: Removing interface: netdevsim0 [ 2615.230323][T30109] batman_adv: batadv3728: Adding interface: netdevsim0 18:57:30 executing program 2: syz_emit_ethernet(0xe, &(0x7f0000000000)=ANY=[@ANYBLOB="0180c2000000aaaa3813cfd9c551a80ac00b645e19aaaaaa40886380a28ad77aa1f4d843ef08cbd05d6257a5c4663513d40efc0ed20f93c4925e05aeabc0e947cac8f0edd50ec47e18b684b264a415832b1685afede3a6cd3dd8ac32fb095b536b788bfd3805ba367962a6edc9176cc9c801c19342b99c79a0130d687082b108e54f9608854b7de28af732f3fb844b5a986ec6e8e9539590f481c0939e823a1bcfaade161ebc4866cb4e9b1b31c433a1c3d486d055ed314dcfc637f8c1c5a63163"], 0x0) [ 2615.241993][T30109] batman_adv: batadv3728: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2615.273215][T30109] batman_adv: batadv3728: Not using interface netdevsim0 (retrying later): interface not active 18:57:30 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000740000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:30 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000000)=ANY=[@ANYRES32=0x0, @ANYBLOB="0000400014e3ecbd0eeb3e63c3f27af5e11d2eb864010a29a81784b3e9d3c0423d"], &(0x7f0000000180)=0x8) sendmsg$nl_xfrm(r0, &(0x7f0000000140)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000300)=@allocspi={0xf8, 0x16, 0x4, 0x70bd29, 0x25dfdbff, {{{@in6=@mcast2, @in=@initdev={0xac, 0x1e, 0x0, 0x0}, 0x4e23, 0xff, 0x4e24, 0x7ff, 0xa, 0x80, 0xa0, 0x2b, 0x0, 0xee00}, {@in=@multicast2, 0x4d3, 0x33}, @in=@private=0xa010101, {0x8000, 0x1, 0x5, 0xfffffffffffffffc, 0x20, 0x0, 0xff, 0x1}, {0x80000000, 0xffffffff, 0xfffffffffffff000, 0xffff}, {0x4, 0xcf, 0x1000200}, 0x70bd2b, 0x3506, 0xa, 0x5, 0xff, 0x1a0}, 0x48b6, 0x4}}, 0xf8}, 0x1, 0x0, 0x0, 0x4000000}, 0x20000090) 18:57:30 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013033300"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:30 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) syz_emit_ethernet(0x31, &(0x7f00000000c0)=ANY=[@ANYBLOB="38b462eb1339a5d9b673b9c5da27aaaaaaaaaabbf4fffd6324c0810026000011fe801d8bdcb0fc2065f47566e05922ea88"], 0x0) syz_emit_ethernet(0x56, &(0x7f0000000000)={@multicast, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x21}, @void, {@canfd={0xd, {{0x1, 0x1}, 0xf, 0x1, 0x0, 0x0, "1946ae2d7d4328c32ba28dee38bcdf1395ada1eb224fafa424670b43a0d8ec389570fd21cb5effbde48bde97cce8e03d6bc5d891059e4ff42ce79eb853147268"}}}}, &(0x7f0000000080)={0x0, 0x3, [0xcb4, 0xbec, 0xe6f, 0x5c]}) [ 2615.470066][T30121] batman_adv: batadv216: Interface deactivated: netdevsim0 [ 2615.514118][T30121] batman_adv: batadv216: Removing interface: netdevsim0 18:57:30 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) (async) syz_emit_ethernet(0x31, &(0x7f00000000c0)=ANY=[@ANYBLOB="38b462eb1339a5d9b673b9c5da27aaaaaaaaaabbf4fffd6324c0810026000011fe801d8bdcb0fc2065f47566e05922ea88"], 0x0) (async) syz_emit_ethernet(0x56, &(0x7f0000000000)={@multicast, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x21}, @void, {@canfd={0xd, {{0x1, 0x1}, 0xf, 0x1, 0x0, 0x0, "1946ae2d7d4328c32ba28dee38bcdf1395ada1eb224fafa424670b43a0d8ec389570fd21cb5effbde48bde97cce8e03d6bc5d891059e4ff42ce79eb853147268"}}}}, &(0x7f0000000080)={0x0, 0x3, [0xcb4, 0xbec, 0xe6f, 0x5c]}) [ 2615.583593][T30121] batman_adv: batadv217: Adding interface: netdevsim0 [ 2615.606559][T30121] batman_adv: batadv217: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 18:57:30 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) (async) syz_emit_ethernet(0x31, &(0x7f00000000c0)=ANY=[@ANYBLOB="38b462eb1339a5d9b673b9c5da27aaaaaaaaaabbf4fffd6324c0810026000011fe801d8bdcb0fc2065f47566e05922ea88"], 0x0) syz_emit_ethernet(0x56, &(0x7f0000000000)={@multicast, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x21}, @void, {@canfd={0xd, {{0x1, 0x1}, 0xf, 0x1, 0x0, 0x0, "1946ae2d7d4328c32ba28dee38bcdf1395ada1eb224fafa424670b43a0d8ec389570fd21cb5effbde48bde97cce8e03d6bc5d891059e4ff42ce79eb853147268"}}}}, &(0x7f0000000080)={0x0, 0x3, [0xcb4, 0xbec, 0xe6f, 0x5c]}) [ 2615.669150][T30121] batman_adv: batadv217: Interface activated: netdevsim0 18:57:30 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0500001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:30 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xfffffff0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2615.891884][T30135] batman_adv: batadv3728: Removing interface: netdevsim0 [ 2615.923605][T30135] batman_adv: batadv3729: Adding interface: netdevsim0 [ 2615.932182][T30135] batman_adv: batadv3729: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2615.959456][T30135] batman_adv: batadv3729: Not using interface netdevsim0 (retrying later): interface not active 18:57:31 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d30007a0000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:31 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013003400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:31 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0600001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2616.215015][T30148] batman_adv: batadv217: Interface deactivated: netdevsim0 [ 2616.244022][T30148] batman_adv: batadv217: Removing interface: netdevsim0 18:57:31 executing program 2: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) accept4$inet6(r0, 0x0, &(0x7f0000005c40), 0x80800) r1 = accept4$llc(0xffffffffffffffff, &(0x7f0000000280), &(0x7f0000000500)=0x10, 0x80000) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f0000000540)={'wlan0\x00'}) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000640), 0xffffffffffffffff) getsockname$llc(r1, &(0x7f0000000680)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f00000006c0)=0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000340)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_FRAME(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000000)=ANY=[@ANYBLOB="98030000", @ANYRES16=r2, @ANYBLOB="010028057000fcdbdf253b00000008000300", @ANYRES32=r3, @ANYBLOB="04008e00080057001b0a000004006c000500190107000000080026006c090000560333"], 0x398}}, 0x0) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000140)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_SET_PMK(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000200)={0x80, r2, 0x2, 0x70bd30, 0x25dfdbfd, {{}, {@val={0x8, 0x3, r4}, @void}}, [@NL80211_ATTR_PMK={0x14, 0xfe, "44e8603c32b0133a07719e3b9db2a594"}, @NL80211_ATTR_PMK={0x14, 0xfe, "5520de57165f001c500e7caeac48492f"}, @NL80211_ATTR_PMK={0x14, 0xfe, "2a37be0bfcef258c4854862a519fb04a"}, @NL80211_ATTR_PMKR0_NAME={0x14, 0x102, "2e4120d22993cb35cc62a73ab0379c95"}, @NL80211_ATTR_PMK={0x14, 0xfe, "93d084501f3fc328dc75dae7a188d051"}]}, 0x80}, 0x1, 0x0, 0x0, 0x800}, 0x4000010) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f00000000c0)={0x0, 0x58, &(0x7f0000000180)=[@in6={0xa, 0x4e23, 0x7, @rand_addr=' \x01\x00', 0x7}, @in6={0xa, 0x4e23, 0x1, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @in={0x2, 0x4e24, @local}, @in={0x2, 0x4e20, @remote}]}, &(0x7f0000000100)=0x10) sendto$inet6(r0, &(0x7f0000000600)="4a62e271193d6dfb1d2375586aee85bb48df50c9", 0x14, 0x40090, 0x0, 0x0) syz_emit_ethernet(0x67, &(0x7f0000000040)=ANY=[@ANYBLOB="0103000081004b008863958a33fe59e5cc49db60018bff4074d42dff010000000000006bb45ab1b637ddb9000200007eb7ad659ef1eefe02fb8483e316216536e87779920714192df1d5cfed7b4047f0ab00000000"], 0x0) r5 = socket$netlink(0x10, 0x3, 0x0) sendmmsg(r5, &(0x7f00000002c0), 0x40000000000009f, 0x0) r6 = socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$fou(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$FOU_CMD_ADD(r6, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000580)={0x14, r7, 0x98499b9e9e25258f, 0x0, 0x25dfdbfc}, 0x14}}, 0x0) sendmsg$FOU_CMD_DEL(r5, &(0x7f0000000480)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x28, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@FOU_ATTR_REMCSUM_NOPARTIAL={0x4}, @FOU_ATTR_IFINDEX={0x8}, @FOU_ATTR_IFINDEX={0x8}]}, 0x28}}, 0x4004804) [ 2616.298630][T30148] batman_adv: batadv218: Adding interface: netdevsim0 [ 2616.312452][T30148] batman_adv: batadv218: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2616.342668][T30148] batman_adv: batadv218: Interface activated: netdevsim0 18:57:31 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) (async) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000000)=ANY=[@ANYRES32=0x0, @ANYBLOB="0000400014e3ecbd0eeb3e63c3f27af5e11d2eb864010a29a81784b3e9d3c0423d"], &(0x7f0000000180)=0x8) (async) sendmsg$nl_xfrm(r0, &(0x7f0000000140)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000300)=@allocspi={0xf8, 0x16, 0x4, 0x70bd29, 0x25dfdbff, {{{@in6=@mcast2, @in=@initdev={0xac, 0x1e, 0x0, 0x0}, 0x4e23, 0xff, 0x4e24, 0x7ff, 0xa, 0x80, 0xa0, 0x2b, 0x0, 0xee00}, {@in=@multicast2, 0x4d3, 0x33}, @in=@private=0xa010101, {0x8000, 0x1, 0x5, 0xfffffffffffffffc, 0x20, 0x0, 0xff, 0x1}, {0x80000000, 0xffffffff, 0xfffffffffffff000, 0xffff}, {0x4, 0xcf, 0x1000200}, 0x70bd2b, 0x3506, 0xa, 0x5, 0xff, 0x1a0}, 0x48b6, 0x4}}, 0xf8}, 0x1, 0x0, 0x0, 0x4000000}, 0x20000090) 18:57:31 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0500001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:31 executing program 2: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) accept4$inet6(r0, 0x0, &(0x7f0000005c40), 0x80800) (async) r1 = accept4$llc(0xffffffffffffffff, &(0x7f0000000280), &(0x7f0000000500)=0x10, 0x80000) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f0000000540)={'wlan0\x00'}) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000640), 0xffffffffffffffff) (async) getsockname$llc(r1, &(0x7f0000000680)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f00000006c0)=0x10) (async) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000340)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_FRAME(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000000)=ANY=[@ANYBLOB="98030000", @ANYRES16=r2, @ANYBLOB="010028057000fcdbdf253b00000008000300", @ANYRES32=r3, @ANYBLOB="04008e00080057001b0a000004006c000500190107000000080026006c090000560333"], 0x398}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000140)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_SET_PMK(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000200)={0x80, r2, 0x2, 0x70bd30, 0x25dfdbfd, {{}, {@val={0x8, 0x3, r4}, @void}}, [@NL80211_ATTR_PMK={0x14, 0xfe, "44e8603c32b0133a07719e3b9db2a594"}, @NL80211_ATTR_PMK={0x14, 0xfe, "5520de57165f001c500e7caeac48492f"}, @NL80211_ATTR_PMK={0x14, 0xfe, "2a37be0bfcef258c4854862a519fb04a"}, @NL80211_ATTR_PMKR0_NAME={0x14, 0x102, "2e4120d22993cb35cc62a73ab0379c95"}, @NL80211_ATTR_PMK={0x14, 0xfe, "93d084501f3fc328dc75dae7a188d051"}]}, 0x80}, 0x1, 0x0, 0x0, 0x800}, 0x4000010) (async) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f00000000c0)={0x0, 0x58, &(0x7f0000000180)=[@in6={0xa, 0x4e23, 0x7, @rand_addr=' \x01\x00', 0x7}, @in6={0xa, 0x4e23, 0x1, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @in={0x2, 0x4e24, @local}, @in={0x2, 0x4e20, @remote}]}, &(0x7f0000000100)=0x10) (async, rerun: 64) sendto$inet6(r0, &(0x7f0000000600)="4a62e271193d6dfb1d2375586aee85bb48df50c9", 0x14, 0x40090, 0x0, 0x0) (async, rerun: 64) syz_emit_ethernet(0x67, &(0x7f0000000040)=ANY=[@ANYBLOB="0103000081004b008863958a33fe59e5cc49db60018bff4074d42dff010000000000006bb45ab1b637ddb9000200007eb7ad659ef1eefe02fb8483e316216536e87779920714192df1d5cfed7b4047f0ab00000000"], 0x0) (async) r5 = socket$netlink(0x10, 0x3, 0x0) sendmmsg(r5, &(0x7f00000002c0), 0x40000000000009f, 0x0) (async, rerun: 64) r6 = socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r7 = syz_genetlink_get_family_id$fou(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$FOU_CMD_ADD(r6, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000580)={0x14, r7, 0x98499b9e9e25258f, 0x0, 0x25dfdbfc}, 0x14}}, 0x0) sendmsg$FOU_CMD_DEL(r5, &(0x7f0000000480)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x28, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@FOU_ATTR_REMCSUM_NOPARTIAL={0x4}, @FOU_ATTR_IFINDEX={0x8}, @FOU_ATTR_IFINDEX={0x8}]}, 0x28}}, 0x4004804) [ 2616.476205][T30155] batman_adv: batadv3729: Removing interface: netdevsim0 [ 2616.512999][T30155] batman_adv: batadv3730: Adding interface: netdevsim0 [ 2616.539431][T30155] batman_adv: batadv3730: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2616.600523][T30155] batman_adv: batadv3730: Not using interface netdevsim0 (retrying later): interface not active 18:57:31 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000f00000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2616.738896][T30161] batman_adv: batadv815: Interface deactivated: netdevsim0 [ 2616.754468][T30161] batman_adv: batadv815: Removing interface: netdevsim0 18:57:31 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0700001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2616.794079][T30161] batman_adv: batadv819: Adding interface: netdevsim0 [ 2616.810187][T30161] batman_adv: batadv819: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2616.857707][T30161] batman_adv: batadv819: Interface activated: netdevsim0 18:57:32 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013013400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:32 executing program 2: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) accept4$inet6(r0, 0x0, &(0x7f0000005c40), 0x80800) (async) r1 = accept4$llc(0xffffffffffffffff, &(0x7f0000000280), &(0x7f0000000500)=0x10, 0x80000) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f0000000540)={'wlan0\x00'}) (async) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000640), 0xffffffffffffffff) getsockname$llc(r1, &(0x7f0000000680)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f00000006c0)=0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000340)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_FRAME(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000000)=ANY=[@ANYBLOB="98030000", @ANYRES16=r2, @ANYBLOB="010028057000fcdbdf253b00000008000300", @ANYRES32=r3, @ANYBLOB="04008e00080057001b0a000004006c000500190107000000080026006c090000560333"], 0x398}}, 0x0) (async, rerun: 64) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000140)={'wlan0\x00', 0x0}) (rerun: 64) sendmsg$NL80211_CMD_SET_PMK(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000200)={0x80, r2, 0x2, 0x70bd30, 0x25dfdbfd, {{}, {@val={0x8, 0x3, r4}, @void}}, [@NL80211_ATTR_PMK={0x14, 0xfe, "44e8603c32b0133a07719e3b9db2a594"}, @NL80211_ATTR_PMK={0x14, 0xfe, "5520de57165f001c500e7caeac48492f"}, @NL80211_ATTR_PMK={0x14, 0xfe, "2a37be0bfcef258c4854862a519fb04a"}, @NL80211_ATTR_PMKR0_NAME={0x14, 0x102, "2e4120d22993cb35cc62a73ab0379c95"}, @NL80211_ATTR_PMK={0x14, 0xfe, "93d084501f3fc328dc75dae7a188d051"}]}, 0x80}, 0x1, 0x0, 0x0, 0x800}, 0x4000010) (async) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f00000000c0)={0x0, 0x58, &(0x7f0000000180)=[@in6={0xa, 0x4e23, 0x7, @rand_addr=' \x01\x00', 0x7}, @in6={0xa, 0x4e23, 0x1, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @in={0x2, 0x4e24, @local}, @in={0x2, 0x4e20, @remote}]}, &(0x7f0000000100)=0x10) (async) sendto$inet6(r0, &(0x7f0000000600)="4a62e271193d6dfb1d2375586aee85bb48df50c9", 0x14, 0x40090, 0x0, 0x0) syz_emit_ethernet(0x67, &(0x7f0000000040)=ANY=[@ANYBLOB="0103000081004b008863958a33fe59e5cc49db60018bff4074d42dff010000000000006bb45ab1b637ddb9000200007eb7ad659ef1eefe02fb8483e316216536e87779920714192df1d5cfed7b4047f0ab00000000"], 0x0) r5 = socket$netlink(0x10, 0x3, 0x0) sendmmsg(r5, &(0x7f00000002c0), 0x40000000000009f, 0x0) (async, rerun: 64) r6 = socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r7 = syz_genetlink_get_family_id$fou(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$FOU_CMD_ADD(r6, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000580)={0x14, r7, 0x98499b9e9e25258f, 0x0, 0x25dfdbfc}, 0x14}}, 0x0) (async) sendmsg$FOU_CMD_DEL(r5, &(0x7f0000000480)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x28, r7, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@FOU_ATTR_REMCSUM_NOPARTIAL={0x4}, @FOU_ATTR_IFINDEX={0x8}, @FOU_ATTR_IFINDEX={0x8}]}, 0x28}}, 0x4004804) [ 2616.987073][T30177] batman_adv: batadv3730: Removing interface: netdevsim0 18:57:32 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0xffffff7f, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2617.045381][T30177] batman_adv: batadv3731: Adding interface: netdevsim0 [ 2617.059878][T30177] batman_adv: batadv3731: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2617.142038][T30177] batman_adv: batadv3731: Not using interface netdevsim0 (retrying later): interface not active 18:57:32 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000300000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:32 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0900001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:32 executing program 2: syz_emit_ethernet(0xe, &(0x7f0000000040)=ANY=[@ANYRES64=0x0, @ANYRES32=0x0], 0x0) 18:57:32 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) (async) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000000)=ANY=[@ANYRES32=0x0, @ANYBLOB="0000400014e3ecbd0eeb3e63c3f27af5e11d2eb864010a29a81784b3e9d3c0423d"], &(0x7f0000000180)=0x8) sendmsg$nl_xfrm(r0, &(0x7f0000000140)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000300)=@allocspi={0xf8, 0x16, 0x4, 0x70bd29, 0x25dfdbff, {{{@in6=@mcast2, @in=@initdev={0xac, 0x1e, 0x0, 0x0}, 0x4e23, 0xff, 0x4e24, 0x7ff, 0xa, 0x80, 0xa0, 0x2b, 0x0, 0xee00}, {@in=@multicast2, 0x4d3, 0x33}, @in=@private=0xa010101, {0x8000, 0x1, 0x5, 0xfffffffffffffffc, 0x20, 0x0, 0xff, 0x1}, {0x80000000, 0xffffffff, 0xfffffffffffff000, 0xffff}, {0x4, 0xcf, 0x1000200}, 0x70bd2b, 0x3506, 0xa, 0x5, 0xff, 0x1a0}, 0x48b6, 0x4}}, 0xf8}, 0x1, 0x0, 0x0, 0x4000000}, 0x20000090) [ 2617.470508][T30186] batman_adv: batadv218: Interface deactivated: netdevsim0 [ 2617.497718][T30186] batman_adv: batadv218: Removing interface: netdevsim0 [ 2617.513504][T30186] batman_adv: batadv220: Adding interface: netdevsim0 18:57:32 executing program 2: syz_emit_ethernet(0xe, &(0x7f0000000040)=ANY=[@ANYRES64=0x0, @ANYRES32=0x0], 0x0) [ 2617.526636][T30186] batman_adv: batadv220: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2617.586780][T30186] batman_adv: batadv220: Interface activated: netdevsim0 18:57:32 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013023400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:32 executing program 2: syz_emit_ethernet(0xe, &(0x7f0000000040)=ANY=[@ANYRES64=0x0, @ANYRES32=0x0], 0x0) 18:57:32 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0700001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:32 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="01c2aaaaaaaa0088630000000000"], 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_type(r0, &(0x7f0000000000), 0x248800) syz_extract_tcp_res(&(0x7f0000000000), 0xf3, 0x1f) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000080)=0x100000001, 0x4e) connect$inet6(r1, &(0x7f0000000200)={0xa, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000540), 0x4) setsockopt$inet6_tcp_TLS_TX(r1, 0x11a, 0x3, &(0x7f0000000040)=@ccm_128={{}, "20a5370000000085", "cc00000000000200b900", "3ad3680d", "980ed74d00000020"}, 0x4) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_type(r2, &(0x7f0000000000), 0x248800) write$tun(r2, &(0x7f0000000300)={@void, @void, @ipv6=@generic={0x4, 0x6, "b9de05", 0x175, 0x62, 0x1, @empty, @local, {[@fragment={0x87, 0x0, 0x1, 0x0, 0x0, 0xa, 0x68}, @fragment={0x21, 0x0, 0xff, 0x0, 0x0, 0x1a, 0x68}, @fragment={0x33, 0x0, 0x20, 0x0, 0x0, 0x4, 0x65}, @routing={0x73, 0xc, 0x0, 0x81, 0x0, [@rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', @private1, @dev={0xfe, 0x80, '\x00', 0x28}, @loopback, @loopback, @mcast1]}, @routing={0x2b, 0x6, 0x0, 0xe8, 0x0, [@remote, @private2, @mcast1]}, @hopopts={0x6, 0x6, '\x00', [@calipso={0x7, 0x20, {0x0, 0x6, 0x0, 0x7, [0x0, 0x7ff, 0x7]}}, @enc_lim={0x4, 0x1, 0x3f}, @calipso={0x7, 0x10, {0x1, 0x2, 0x20, 0xff, [0x10000]}}]}, @srh={0x11, 0x2, 0x4, 0x1, 0xd5, 0x0, 0x101, [@empty]}, @fragment={0x88, 0x0, 0x0, 0x1, 0x0, 0x10, 0x67}], "32594731ff54bfc3af0e2e67e293019540fdc3d291e44ab564cccb074d34226e7d45abcfa3f38403b67d7ed8c90a266841a5c2bceaafa03d476a454cde7b6567d28fa31f4dc7a98c6bd3ae24a97ffe5b7a9c6ccff44713984caef331fd"}}}, 0x19d) getpeername$l2tp6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @initdev}, &(0x7f0000000080)=0x20) [ 2617.760364][T30200] batman_adv: batadv3731: Removing interface: netdevsim0 [ 2617.805053][T30200] batman_adv: batadv3732: Adding interface: netdevsim0 [ 2617.821821][T30200] batman_adv: batadv3732: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2617.860951][T30200] batman_adv: batadv3732: Not using interface netdevsim0 (retrying later): interface not active [ 2617.876338][T30203] __nla_validate_parse: 26 callbacks suppressed [ 2617.876365][T30203] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:33 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000500000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:33 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="01c2aaaaaaaa0088630000000000"], 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) (async) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_type(r0, &(0x7f0000000000), 0x248800) syz_extract_tcp_res(&(0x7f0000000000), 0xf3, 0x1f) socket$inet6_tcp(0xa, 0x1, 0x0) (async) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000080)=0x100000001, 0x4e) connect$inet6(r1, &(0x7f0000000200)={0xa, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000540), 0x4) (async) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000540), 0x4) setsockopt$inet6_tcp_TLS_TX(r1, 0x11a, 0x3, &(0x7f0000000040)=@ccm_128={{}, "20a5370000000085", "cc00000000000200b900", "3ad3680d", "980ed74d00000020"}, 0x4) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_type(r2, &(0x7f0000000000), 0x248800) write$tun(r2, &(0x7f0000000300)={@void, @void, @ipv6=@generic={0x4, 0x6, "b9de05", 0x175, 0x62, 0x1, @empty, @local, {[@fragment={0x87, 0x0, 0x1, 0x0, 0x0, 0xa, 0x68}, @fragment={0x21, 0x0, 0xff, 0x0, 0x0, 0x1a, 0x68}, @fragment={0x33, 0x0, 0x20, 0x0, 0x0, 0x4, 0x65}, @routing={0x73, 0xc, 0x0, 0x81, 0x0, [@rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', @private1, @dev={0xfe, 0x80, '\x00', 0x28}, @loopback, @loopback, @mcast1]}, @routing={0x2b, 0x6, 0x0, 0xe8, 0x0, [@remote, @private2, @mcast1]}, @hopopts={0x6, 0x6, '\x00', [@calipso={0x7, 0x20, {0x0, 0x6, 0x0, 0x7, [0x0, 0x7ff, 0x7]}}, @enc_lim={0x4, 0x1, 0x3f}, @calipso={0x7, 0x10, {0x1, 0x2, 0x20, 0xff, [0x10000]}}]}, @srh={0x11, 0x2, 0x4, 0x1, 0xd5, 0x0, 0x101, [@empty]}, @fragment={0x88, 0x0, 0x0, 0x1, 0x0, 0x10, 0x67}], "32594731ff54bfc3af0e2e67e293019540fdc3d291e44ab564cccb074d34226e7d45abcfa3f38403b67d7ed8c90a266841a5c2bceaafa03d476a454cde7b6567d28fa31f4dc7a98c6bd3ae24a97ffe5b7a9c6ccff44713984caef331fd"}}}, 0x19d) (async) write$tun(r2, &(0x7f0000000300)={@void, @void, @ipv6=@generic={0x4, 0x6, "b9de05", 0x175, 0x62, 0x1, @empty, @local, {[@fragment={0x87, 0x0, 0x1, 0x0, 0x0, 0xa, 0x68}, @fragment={0x21, 0x0, 0xff, 0x0, 0x0, 0x1a, 0x68}, @fragment={0x33, 0x0, 0x20, 0x0, 0x0, 0x4, 0x65}, @routing={0x73, 0xc, 0x0, 0x81, 0x0, [@rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', @private1, @dev={0xfe, 0x80, '\x00', 0x28}, @loopback, @loopback, @mcast1]}, @routing={0x2b, 0x6, 0x0, 0xe8, 0x0, [@remote, @private2, @mcast1]}, @hopopts={0x6, 0x6, '\x00', [@calipso={0x7, 0x20, {0x0, 0x6, 0x0, 0x7, [0x0, 0x7ff, 0x7]}}, @enc_lim={0x4, 0x1, 0x3f}, @calipso={0x7, 0x10, {0x1, 0x2, 0x20, 0xff, [0x10000]}}]}, @srh={0x11, 0x2, 0x4, 0x1, 0xd5, 0x0, 0x101, [@empty]}, @fragment={0x88, 0x0, 0x0, 0x1, 0x0, 0x10, 0x67}], "32594731ff54bfc3af0e2e67e293019540fdc3d291e44ab564cccb074d34226e7d45abcfa3f38403b67d7ed8c90a266841a5c2bceaafa03d476a454cde7b6567d28fa31f4dc7a98c6bd3ae24a97ffe5b7a9c6ccff44713984caef331fd"}}}, 0x19d) getpeername$l2tp6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @initdev}, &(0x7f0000000080)=0x20) [ 2617.984240][T30216] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 18:57:33 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c2400001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:33 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="01c2aaaaaaaa0088630000000000"], 0x0) (async) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_type(r0, &(0x7f0000000000), 0x248800) (async) syz_extract_tcp_res(&(0x7f0000000000), 0xf3, 0x1f) (async) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x13, &(0x7f0000000080)=0x100000001, 0x4e) connect$inet6(r1, &(0x7f0000000200)={0xa, 0x0, 0x0, @loopback}, 0x1c) (async) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000540), 0x4) (async) setsockopt$inet6_tcp_TLS_TX(r1, 0x11a, 0x3, &(0x7f0000000040)=@ccm_128={{}, "20a5370000000085", "cc00000000000200b900", "3ad3680d", "980ed74d00000020"}, 0x4) (async, rerun: 32) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) (rerun: 32) write$cgroup_type(r2, &(0x7f0000000000), 0x248800) (async) write$tun(r2, &(0x7f0000000300)={@void, @void, @ipv6=@generic={0x4, 0x6, "b9de05", 0x175, 0x62, 0x1, @empty, @local, {[@fragment={0x87, 0x0, 0x1, 0x0, 0x0, 0xa, 0x68}, @fragment={0x21, 0x0, 0xff, 0x0, 0x0, 0x1a, 0x68}, @fragment={0x33, 0x0, 0x20, 0x0, 0x0, 0x4, 0x65}, @routing={0x73, 0xc, 0x0, 0x81, 0x0, [@rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', @private1, @dev={0xfe, 0x80, '\x00', 0x28}, @loopback, @loopback, @mcast1]}, @routing={0x2b, 0x6, 0x0, 0xe8, 0x0, [@remote, @private2, @mcast1]}, @hopopts={0x6, 0x6, '\x00', [@calipso={0x7, 0x20, {0x0, 0x6, 0x0, 0x7, [0x0, 0x7ff, 0x7]}}, @enc_lim={0x4, 0x1, 0x3f}, @calipso={0x7, 0x10, {0x1, 0x2, 0x20, 0xff, [0x10000]}}]}, @srh={0x11, 0x2, 0x4, 0x1, 0xd5, 0x0, 0x101, [@empty]}, @fragment={0x88, 0x0, 0x0, 0x1, 0x0, 0x10, 0x67}], "32594731ff54bfc3af0e2e67e293019540fdc3d291e44ab564cccb074d34226e7d45abcfa3f38403b67d7ed8c90a266841a5c2bceaafa03d476a454cde7b6567d28fa31f4dc7a98c6bd3ae24a97ffe5b7a9c6ccff44713984caef331fd"}}}, 0x19d) getpeername$l2tp6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @initdev}, &(0x7f0000000080)=0x20) [ 2618.058451][T30217] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 18:57:33 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013033400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2618.123386][T30224] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 18:57:33 executing program 4: connect$caif(0xffffffffffffffff, &(0x7f0000000000), 0x18) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) [ 2618.290304][T30228] batman_adv: batadv3732: Removing interface: netdevsim0 [ 2618.328529][T30228] batman_adv: batadv3733: Adding interface: netdevsim0 [ 2618.357609][T30228] batman_adv: batadv3733: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2618.395358][T30228] batman_adv: batadv3733: Not using interface netdevsim0 (retrying later): interface not active 18:57:33 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @ipv4={'\x00', '\xff\xff', @multicast2}}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) 18:57:33 executing program 2: syz_emit_ethernet(0x64, &(0x7f0000000040)={@multicast, @dev, @void, {@mpls_mc={0x8848, {[], @ipv6=@tipc_packet={0x7, 0x6, "e598ab", 0x2e, 0x6, 0xff, @private2={0xfc, 0x2, '\x00', 0x8}, @private0={0xfc, 0x0, '\x00', 0x1}, {[], @payload_mcast={{{{{{0x2e, 0x0, 0x1, 0x0, 0x0, 0xb, 0x1, 0x2, 0x1, 0x0, 0x1, 0xb, 0x4, 0x1, 0x20, 0x4, 0x3, 0x4e22, 0x4e20}, 0x1, 0x3}, 0x4, 0x2}, 0x3}}, [0x0, 0x0]}}}}}}}, 0x0) 18:57:33 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) mmap(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x8, 0x4000010, r1, 0x86be3000) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) sendmsg$NFT_MSG_GETOBJ(r2, &(0x7f0000000500)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x40, 0x13, 0xa, 0x401, 0x0, 0x0, {0x1, 0x0, 0x4}, [@NFTA_OBJ_NAME={0x9, 0x2, 'syz1\x00'}, @NFTA_OBJ_TYPE={0x8, 0x3, 0x1, 0x0, 0x3}, @NFTA_OBJ_NAME={0x9, 0x2, 'syz2\x00'}, @NFTA_OBJ_TABLE={0x9, 0x1, 'syz0\x00'}]}, 0x40}, 0x1, 0x0, 0x0, 0x20008040}, 0x800) sendmsg$inet(r2, &(0x7f0000000380)={&(0x7f0000000000)={0x2, 0x4e23, @loopback}, 0x10, &(0x7f00000002c0)=[{&(0x7f0000000040)="6183adbfb4721d34519f9888b3d58d0a68accf798af87d9feb31bd3ea8d6574a8359337e421424409ae10d864bf46cf480b982c3", 0x34}, {&(0x7f0000000100)="ca53ea9bc87c4cc3a7f746ded04f03b2a326e3f545f0f2800d170f1afdb1b4856243f3636772b026a9c8396365851b82e989826d16ddf909ccf18685e44bbc9fdc7da354d38811127e8ff02baafb2f5fb38de6655c2862f236f955726f92bb7cc2550b8f7faee906d06e5215d03e1ec09bb6c241098fef5ec8d7ff44c9dc17ec0cc4520f5e36d2cb9f6b2d8bdb", 0x8d}, {&(0x7f0000000200)="5b2ab7f86a4899d497b929329ea1c963ba6db4cb5fbf5de48b0d3e538c1ccfc258df39f2720434fca350babe14da521ee06a309ecddc1d266f3d8cbb072f4c5c688aa6c35db6a13903a8c2f4b966ea89d380558c051705a361a5550e616f4d71a459ebc20774edc5888b4d6d51594d2a18279b702542077fb8e56dbe13ed82835053fd59bf395017df015c088742e37cbe5735f3e6f57c77d70a4894707abaddc1625ad5", 0xa4}], 0x3, &(0x7f0000000300)=[@ip_pktinfo={{0x1c, 0x0, 0x8, {0x0, @loopback, @private=0xa010100}}}, @ip_pktinfo={{0x1c, 0x0, 0x8, {0x0, @dev={0xac, 0x14, 0x14, 0x1e}, @multicast1}}}], 0x40}, 0x80) [ 2618.415183][T30231] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:33 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000600000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2618.511603][T30236] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 18:57:33 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c2c00001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:33 executing program 2: syz_emit_ethernet(0x64, &(0x7f0000000040)={@multicast, @dev, @void, {@mpls_mc={0x8848, {[], @ipv6=@tipc_packet={0x7, 0x6, "e598ab", 0x2e, 0x6, 0xff, @private2={0xfc, 0x2, '\x00', 0x8}, @private0={0xfc, 0x0, '\x00', 0x1}, {[], @payload_mcast={{{{{{0x2e, 0x0, 0x1, 0x0, 0x0, 0xb, 0x1, 0x2, 0x1, 0x0, 0x1, 0xb, 0x4, 0x1, 0x20, 0x4, 0x3, 0x4e22, 0x4e20}, 0x1, 0x3}, 0x4, 0x2}, 0x3}}, [0x0, 0x0]}}}}}}}, 0x0) [ 2618.644809][T30246] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 18:57:33 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013003500"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:33 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000500000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:33 executing program 2: syz_emit_ethernet(0x64, &(0x7f0000000040)={@multicast, @dev, @void, {@mpls_mc={0x8848, {[], @ipv6=@tipc_packet={0x7, 0x6, "e598ab", 0x2e, 0x6, 0xff, @private2={0xfc, 0x2, '\x00', 0x8}, @private0={0xfc, 0x0, '\x00', 0x1}, {[], @payload_mcast={{{{{{0x2e, 0x0, 0x1, 0x0, 0x0, 0xb, 0x1, 0x2, 0x1, 0x0, 0x1, 0xb, 0x4, 0x1, 0x20, 0x4, 0x3, 0x4e22, 0x4e20}, 0x1, 0x3}, 0x4, 0x2}, 0x3}}, [0x0, 0x0]}}}}}}}, 0x0) [ 2618.829180][T30250] batman_adv: batadv3733: Removing interface: netdevsim0 [ 2618.853564][T30250] batman_adv: batadv3734: Adding interface: netdevsim0 [ 2618.861261][T30250] batman_adv: batadv3734: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2618.890278][T30250] batman_adv: batadv3734: Not using interface netdevsim0 (retrying later): interface not active [ 2618.907944][T30252] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:34 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000700000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:34 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB], 0x0) syz_emit_ethernet(0x116a, &(0x7f0000000000)={@empty, @local, @val={@void, {0x8100, 0x0, 0x1, 0x3}}, {@mpls_uc={0x8847, {[{0xffffe, 0x0, 0x1}, {0x2}, {0x4, 0x0, 0x1}, {0x1000}, {}, {0x26}], @ipv6=@tipc_packet={0x9, 0x6, "e84c4c", 0x1118, 0x6, 0xff, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, @empty, {[@hopopts={0x2e, 0x1, '\x00', [@pad1, @enc_lim={0x4, 0x1, 0x7e}, @padn={0x1, 0x5, [0x0, 0x0, 0x0, 0x0, 0x0]}]}, @hopopts={0x2b, 0x212, '\x00', [@generic={0x9, 0x6d, "6e3c73e9d36832f97e919ecf280c9181e17032d978be35324c7b5739f740b9c0c2f4e23ed3e95b739041046c9155439b307757202665de20f5e73356d47902be3aaf2008947a83a4fca995112650bd34c723a1ab7c6b8693efa4b934a89a5aed97b8dead29f4a464003c0df6a0"}, @enc_lim={0x4, 0x1, 0x7}, @ra={0x5, 0x2, 0x32f9}, @padn={0x1, 0x6, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @calipso={0x7, 0x10, {0x1, 0x2, 0x5, 0x3ff, [0x4]}}, @ra={0x5, 0x2, 0x4}, @generic={0x7, 0x1000, "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@name_distributor={{0x60, 0x0, 0x0, 0x0, 0x1, 0xa, 0xb, 0x2, 0xfbbf, 0x0, 0x0, 0x7, 0x200, 0x4, 0x4e24, 0x4e20, 0x2, 0x2}, [{0x5, 0xffffffff, 0x39, 0x1, 0x5, 0x7, 0xb, 0x100}, {0x1, 0x4, 0xfff, 0x5, 0x57, 0x20, 0x7, 0xffffffd}]}}}}}}}, 0x0) syz_emit_ethernet(0x56, &(0x7f0000001180)={@random="d88266f8b819", @broadcast, @void, {@canfd={0xd, {{0x1, 0x0, 0x1}, 0x28, 0x3, 0x0, 0x0, "6189b3ec0116cf7dc76d3a849dd1c9bbf32cce3c3368606399842a970dc904f4123e784d3b15e1b5b1777ba0b60807dbc760402e089b99c17cc313e6106e9ce7"}}}}, &(0x7f0000001200)={0x0, 0x1, [0x385, 0xc89, 0xdbf, 0x11c]}) [ 2618.999070][T30259] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 18:57:34 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c4800001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2619.098600][T30265] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2619.201131][T30261] batman_adv: batadv220: Interface deactivated: netdevsim0 [ 2619.209167][T30261] batman_adv: batadv220: Removing interface: netdevsim0 [ 2619.227178][T30261] batman_adv: batadv222: Adding interface: netdevsim0 [ 2619.243314][T30261] batman_adv: batadv222: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2619.274299][T30261] batman_adv: batadv222: Interface activated: netdevsim0 [ 2619.319125][T30263] batman_adv: batadv819: Interface deactivated: netdevsim0 [ 2619.336201][T30263] batman_adv: batadv819: Removing interface: netdevsim0 18:57:34 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) (async) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @ipv4={'\x00', '\xff\xff', @multicast2}}], 0x1c) (async) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) (async) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) 18:57:34 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB], 0x0) (async) syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB], 0x0) syz_emit_ethernet(0x116a, &(0x7f0000000000)={@empty, @local, @val={@void, {0x8100, 0x0, 0x1, 0x3}}, {@mpls_uc={0x8847, {[{0xffffe, 0x0, 0x1}, {0x2}, {0x4, 0x0, 0x1}, {0x1000}, {}, {0x26}], @ipv6=@tipc_packet={0x9, 0x6, "e84c4c", 0x1118, 0x6, 0xff, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, @empty, {[@hopopts={0x2e, 0x1, '\x00', [@pad1, @enc_lim={0x4, 0x1, 0x7e}, @padn={0x1, 0x5, [0x0, 0x0, 0x0, 0x0, 0x0]}]}, @hopopts={0x2b, 0x212, '\x00', [@generic={0x9, 0x6d, "6e3c73e9d36832f97e919ecf280c9181e17032d978be35324c7b5739f740b9c0c2f4e23ed3e95b739041046c9155439b307757202665de20f5e73356d47902be3aaf2008947a83a4fca995112650bd34c723a1ab7c6b8693efa4b934a89a5aed97b8dead29f4a464003c0df6a0"}, @enc_lim={0x4, 0x1, 0x7}, @ra={0x5, 0x2, 0x32f9}, @padn={0x1, 0x6, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @calipso={0x7, 0x10, {0x1, 0x2, 0x5, 0x3ff, [0x4]}}, @ra={0x5, 0x2, 0x4}, @generic={0x7, 0x1000, "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@name_distributor={{0x60, 0x0, 0x0, 0x0, 0x1, 0xa, 0xb, 0x2, 0xfbbf, 0x0, 0x0, 0x7, 0x200, 0x4, 0x4e24, 0x4e20, 0x2, 0x2}, [{0x5, 0xffffffff, 0x39, 0x1, 0x5, 0x7, 0xb, 0x100}, {0x1, 0x4, 0xfff, 0x5, 0x57, 0x20, 0x7, 0xffffffd}]}}}}}}}, 0x0) syz_emit_ethernet(0x56, &(0x7f0000001180)={@random="d88266f8b819", @broadcast, @void, {@canfd={0xd, {{0x1, 0x0, 0x1}, 0x28, 0x3, 0x0, 0x0, "6189b3ec0116cf7dc76d3a849dd1c9bbf32cce3c3368606399842a970dc904f4123e784d3b15e1b5b1777ba0b60807dbc760402e089b99c17cc313e6106e9ce7"}}}}, &(0x7f0000001200)={0x0, 0x1, [0x385, 0xc89, 0xdbf, 0x11c]}) [ 2619.368149][T30263] batman_adv: batadv823: Adding interface: netdevsim0 [ 2619.388004][T30263] batman_adv: batadv823: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 18:57:34 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x76, &(0x7f00000000c0), &(0x7f0000000180)=0x8) [ 2619.449772][T30263] batman_adv: batadv823: Interface activated: netdevsim0 [ 2619.482973][T30269] batman_adv: batadv3734: Removing interface: netdevsim0 18:57:34 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB], 0x0) (async) syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB], 0x0) syz_emit_ethernet(0x116a, &(0x7f0000000000)={@empty, @local, @val={@void, {0x8100, 0x0, 0x1, 0x3}}, {@mpls_uc={0x8847, {[{0xffffe, 0x0, 0x1}, {0x2}, {0x4, 0x0, 0x1}, {0x1000}, {}, {0x26}], @ipv6=@tipc_packet={0x9, 0x6, "e84c4c", 0x1118, 0x6, 0xff, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, @empty, {[@hopopts={0x2e, 0x1, '\x00', [@pad1, @enc_lim={0x4, 0x1, 0x7e}, @padn={0x1, 0x5, [0x0, 0x0, 0x0, 0x0, 0x0]}]}, @hopopts={0x2b, 0x212, '\x00', [@generic={0x9, 0x6d, "6e3c73e9d36832f97e919ecf280c9181e17032d978be35324c7b5739f740b9c0c2f4e23ed3e95b739041046c9155439b307757202665de20f5e73356d47902be3aaf2008947a83a4fca995112650bd34c723a1ab7c6b8693efa4b934a89a5aed97b8dead29f4a464003c0df6a0"}, @enc_lim={0x4, 0x1, 0x7}, @ra={0x5, 0x2, 0x32f9}, @padn={0x1, 0x6, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @calipso={0x7, 0x10, {0x1, 0x2, 0x5, 0x3ff, [0x4]}}, @ra={0x5, 0x2, 0x4}, @generic={0x7, 0x1000, "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@name_distributor={{0x60, 0x0, 0x0, 0x0, 0x1, 0xa, 0xb, 0x2, 0xfbbf, 0x0, 0x0, 0x7, 0x200, 0x4, 0x4e24, 0x4e20, 0x2, 0x2}, [{0x5, 0xffffffff, 0x39, 0x1, 0x5, 0x7, 0xb, 0x100}, {0x1, 0x4, 0xfff, 0x5, 0x57, 0x20, 0x7, 0xffffffd}]}}}}}}}, 0x0) syz_emit_ethernet(0x56, &(0x7f0000001180)={@random="d88266f8b819", @broadcast, @void, {@canfd={0xd, {{0x1, 0x0, 0x1}, 0x28, 0x3, 0x0, 0x0, "6189b3ec0116cf7dc76d3a849dd1c9bbf32cce3c3368606399842a970dc904f4123e784d3b15e1b5b1777ba0b60807dbc760402e089b99c17cc313e6106e9ce7"}}}}, &(0x7f0000001200)={0x0, 0x1, [0x385, 0xc89, 0xdbf, 0x11c]}) [ 2619.501878][T30269] batman_adv: batadv3735: Adding interface: netdevsim0 [ 2619.517477][T30269] batman_adv: batadv3735: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 18:57:34 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013013500"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2619.570021][T30269] batman_adv: batadv3735: Not using interface netdevsim0 (retrying later): interface not active 18:57:34 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000900000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:34 executing program 2: syz_emit_ethernet(0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="000000800000aaaaaaaaaa38000d030000e026000000fb2853c7076cfc0913b08f1e780135520e401c590432a700e94b1d34cb30eab2e60f18639edea0616797cfd28b9eac735d8c223924a7a4ed3d91cbff0d7ab58e"], 0x0) r0 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0}}, 0x40) pwritev(r0, &(0x7f0000000080)=[{&(0x7f0000000100)="1ec708dd75180e0553f0eaa252c9ff57165272b3d7bc771351323b218ef6713b654357cf87961db779571236b85f97383a3f593a78df6aab2c8a32021ca4ae3762e7076b0966960405d4e70c9a35a2d43d39fe79613033c482fc4c0679", 0x5d}, {&(0x7f0000000180)="c40b00a03959986bef3cc3e643c3acb6357d3fe3486fa4de319f9d671482f372b3d4f2dd552f564ca8e0a800fd3f212a7ab9bc859f18a586942c18d447ec5d83d3ddf64a271a5eba8363261ab40fbdc59f057f78ccebd6dac0d27717ac0eb32aae0ce4ab1350416a1e", 0x69}, {&(0x7f0000000240)="5bfc0e86d8e5abfc4fedb37fba20d72ab5d5fba04f30f5766f7a9d956c75ac3b051889dd2b2dee95a553a4242a8ec78c49aa701a05032042c8c7e0ac401f882f962eb4119eccdaf3fed9fa5164be784895201bab7a7838b1bba1e5b5e066979000f6ada6bc169b222d12b47ed395aa8d6473b7f5f9874aeb5721b4035bdcd34bcf7d246436ade523b720f3782fea38c6a1fbcd11cfb16d7d2b5ea53ca3b1fc3bc45e7db28886a51843ad8d7db8d4cc751d0e71ed55f481c566b2e783750eefd906b67adeb4afb42db30999256c90d8", 0xcf}], 0x3, 0x8, 0xfff) getsockname$packet(r0, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) mmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x300000e, 0x11, r0, 0x5de69000) 18:57:34 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c4c00001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:34 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013012b00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:34 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013023500"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:35 executing program 2: syz_emit_ethernet(0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="000000800000aaaaaaaaaa38000d030000e026000000fb2853c7076cfc0913b08f1e780135520e401c590432a700e94b1d34cb30eab2e60f18639edea0616797cfd28b9eac735d8c223924a7a4ed3d91cbff0d7ab58e"], 0x0) (async, rerun: 64) r0 = socket(0x10, 0x803, 0x0) (rerun: 64) sendmsg$nl_route_sched(r0, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0}}, 0x40) (async) pwritev(r0, &(0x7f0000000080)=[{&(0x7f0000000100)="1ec708dd75180e0553f0eaa252c9ff57165272b3d7bc771351323b218ef6713b654357cf87961db779571236b85f97383a3f593a78df6aab2c8a32021ca4ae3762e7076b0966960405d4e70c9a35a2d43d39fe79613033c482fc4c0679", 0x5d}, {&(0x7f0000000180)="c40b00a03959986bef3cc3e643c3acb6357d3fe3486fa4de319f9d671482f372b3d4f2dd552f564ca8e0a800fd3f212a7ab9bc859f18a586942c18d447ec5d83d3ddf64a271a5eba8363261ab40fbdc59f057f78ccebd6dac0d27717ac0eb32aae0ce4ab1350416a1e", 0x69}, {&(0x7f0000000240)="5bfc0e86d8e5abfc4fedb37fba20d72ab5d5fba04f30f5766f7a9d956c75ac3b051889dd2b2dee95a553a4242a8ec78c49aa701a05032042c8c7e0ac401f882f962eb4119eccdaf3fed9fa5164be784895201bab7a7838b1bba1e5b5e066979000f6ada6bc169b222d12b47ed395aa8d6473b7f5f9874aeb5721b4035bdcd34bcf7d246436ade523b720f3782fea38c6a1fbcd11cfb16d7d2b5ea53ca3b1fc3bc45e7db28886a51843ad8d7db8d4cc751d0e71ed55f481c566b2e783750eefd906b67adeb4afb42db30999256c90d8", 0xcf}], 0x3, 0x8, 0xfff) getsockname$packet(r0, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) (async) mmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x300000e, 0x11, r0, 0x5de69000) 18:57:35 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000a00000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2620.205432][T30306] batman_adv: batadv3735: Removing interface: netdevsim0 [ 2620.223776][T30306] batman_adv: batadv3737: Adding interface: netdevsim0 18:57:35 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @ipv4={'\x00', '\xff\xff', @multicast2}}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) socket$inet6_sctp(0xa, 0x1, 0x84) (async) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) (async) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @ipv4={'\x00', '\xff\xff', @multicast2}}], 0x1c) (async) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) (async) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) (async) 18:57:35 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c6000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:35 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013033500"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:35 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013002a00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:35 executing program 2: syz_emit_ethernet(0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="000000800000aaaaaaaaaa38000d030000e026000000fb2853c7076cfc0913b08f1e780135520e401c590432a700e94b1d34cb30eab2e60f18639edea0616797cfd28b9eac735d8c223924a7a4ed3d91cbff0d7ab58e"], 0x0) (async) syz_emit_ethernet(0x56, &(0x7f0000000000)=ANY=[@ANYBLOB="000000800000aaaaaaaaaa38000d030000e026000000fb2853c7076cfc0913b08f1e780135520e401c590432a700e94b1d34cb30eab2e60f18639edea0616797cfd28b9eac735d8c223924a7a4ed3d91cbff0d7ab58e"], 0x0) r0 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0}}, 0x40) pwritev(r0, &(0x7f0000000080)=[{&(0x7f0000000100)="1ec708dd75180e0553f0eaa252c9ff57165272b3d7bc771351323b218ef6713b654357cf87961db779571236b85f97383a3f593a78df6aab2c8a32021ca4ae3762e7076b0966960405d4e70c9a35a2d43d39fe79613033c482fc4c0679", 0x5d}, {&(0x7f0000000180)="c40b00a03959986bef3cc3e643c3acb6357d3fe3486fa4de319f9d671482f372b3d4f2dd552f564ca8e0a800fd3f212a7ab9bc859f18a586942c18d447ec5d83d3ddf64a271a5eba8363261ab40fbdc59f057f78ccebd6dac0d27717ac0eb32aae0ce4ab1350416a1e", 0x69}, {&(0x7f0000000240)="5bfc0e86d8e5abfc4fedb37fba20d72ab5d5fba04f30f5766f7a9d956c75ac3b051889dd2b2dee95a553a4242a8ec78c49aa701a05032042c8c7e0ac401f882f962eb4119eccdaf3fed9fa5164be784895201bab7a7838b1bba1e5b5e066979000f6ada6bc169b222d12b47ed395aa8d6473b7f5f9874aeb5721b4035bdcd34bcf7d246436ade523b720f3782fea38c6a1fbcd11cfb16d7d2b5ea53ca3b1fc3bc45e7db28886a51843ad8d7db8d4cc751d0e71ed55f481c566b2e783750eefd906b67adeb4afb42db30999256c90d8", 0xcf}], 0x3, 0x8, 0xfff) getsockname$packet(r0, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) mmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x300000e, 0x11, r0, 0x5de69000) (async) mmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x300000e, 0x11, r0, 0x5de69000) 18:57:35 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000c00000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2620.233229][T30306] batman_adv: batadv3737: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2620.269451][T30306] batman_adv: batadv3737: Not using interface netdevsim0 (retrying later): interface not active 18:57:35 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="0103c2000000aaaaaaaaaa008863"], 0x0) syz_emit_ethernet(0xa2, &(0x7f0000000300)={@link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}, @random="1a1591c4c1f6", @void, {@mpls_uc={0x8847, {[{0x9, 0x0, 0x1}, {0x8, 0x0, 0x1}], @generic="0a82643132c5d0cccb39ddf34a939e3a52ae8fd20db93b67562d8f25aa68242176a748808f11616cc43e57c67f9cbb47b8b3f1b34c8f9385b4dd0a61e7ce0295a25050b6d0d0b451e42b8b1622b6b9876cfdec0ebcb9d85c7efd305b54caeff29b96b9e8cdf3cee9494e30385f4094887a142fc0603265de8dd069ca9766c7d55013ceb0e008fa14f1d850a4"}}}}, &(0x7f00000000c0)={0x1, 0x3, [0xf07, 0x1005ae, 0x208, 0xfb5]}) 18:57:35 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="0103c2000000aaaaaaaaaa008863"], 0x0) (async) syz_emit_ethernet(0xa2, &(0x7f0000000300)={@link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}, @random="1a1591c4c1f6", @void, {@mpls_uc={0x8847, {[{0x9, 0x0, 0x1}, {0x8, 0x0, 0x1}], @generic="0a82643132c5d0cccb39ddf34a939e3a52ae8fd20db93b67562d8f25aa68242176a748808f11616cc43e57c67f9cbb47b8b3f1b34c8f9385b4dd0a61e7ce0295a25050b6d0d0b451e42b8b1622b6b9876cfdec0ebcb9d85c7efd305b54caeff29b96b9e8cdf3cee9494e30385f4094887a142fc0603265de8dd069ca9766c7d55013ceb0e008fa14f1d850a4"}}}}, &(0x7f00000000c0)={0x1, 0x3, [0xf07, 0x1005ae, 0x208, 0xfb5]}) 18:57:35 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013003600"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:35 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="0103c2000000aaaaaaaaaa008863"], 0x0) (async) syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="0103c2000000aaaaaaaaaa008863"], 0x0) syz_emit_ethernet(0xa2, &(0x7f0000000300)={@link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}, @random="1a1591c4c1f6", @void, {@mpls_uc={0x8847, {[{0x9, 0x0, 0x1}, {0x8, 0x0, 0x1}], @generic="0a82643132c5d0cccb39ddf34a939e3a52ae8fd20db93b67562d8f25aa68242176a748808f11616cc43e57c67f9cbb47b8b3f1b34c8f9385b4dd0a61e7ce0295a25050b6d0d0b451e42b8b1622b6b9876cfdec0ebcb9d85c7efd305b54caeff29b96b9e8cdf3cee9494e30385f4094887a142fc0603265de8dd069ca9766c7d55013ceb0e008fa14f1d850a4"}}}}, &(0x7f00000000c0)={0x1, 0x3, [0xf07, 0x1005ae, 0x208, 0xfb5]}) [ 2620.620792][T30315] batman_adv: batadv222: Interface deactivated: netdevsim0 [ 2620.647804][T30315] batman_adv: batadv222: Removing interface: netdevsim0 18:57:35 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c6800001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2620.695417][T30315] batman_adv: batadv224: Adding interface: netdevsim0 [ 2620.717784][T30315] batman_adv: batadv224: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2620.777704][T30315] batman_adv: batadv224: Interface activated: netdevsim0 [ 2620.807030][T30318] batman_adv: batadv3737: Removing interface: netdevsim0 [ 2620.820703][T30318] batman_adv: batadv3738: Adding interface: netdevsim0 [ 2620.829472][T30318] batman_adv: batadv3738: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2620.861377][T30318] batman_adv: batadv3738: Not using interface netdevsim0 (retrying later): interface not active 18:57:36 executing program 2: sendmsg$NFT_MSG_GETTABLE(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x28, 0x1, 0xa, 0x101, 0x0, 0x0, {0x1, 0x0, 0x8}, [@NFTA_TABLE_FLAGS={0x8, 0x2, 0x1, 0x0, 0x1}, @NFTA_TABLE_HANDLE={0xc, 0x4, 0x1, 0x0, 0x5}]}, 0x28}, 0x1, 0x0, 0x0, 0x8000}, 0x80) syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="0180c29cee00d5aa1678eef43992"], 0x0) [ 2621.015674][T30331] batman_adv: batadv823: Interface deactivated: netdevsim0 [ 2621.044194][T30331] batman_adv: batadv823: Removing interface: netdevsim0 [ 2621.072341][T30331] batman_adv: batadv827: Adding interface: netdevsim0 [ 2621.080231][T30331] batman_adv: batadv827: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2621.112920][T30331] batman_adv: batadv827: Interface activated: netdevsim0 18:57:36 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) socketpair(0xb, 0x800, 0x23, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffffff, 0x84, 0x7c, &(0x7f0000000100)={0x0, 0x7, 0x5}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={r2, @in={{0x2, 0x4e23, @private=0xa010101}}, 0x3, 0xe319, 0x3, 0x400, 0xc, 0x9, 0x7f}, &(0x7f00000001c0)=0x9c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000000)=ANY=[@ANYRES32=0x0, @ANYBLOB="0080a8a85d11e08c"], &(0x7f0000000180)=0x8) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000200)={r3, 0x0, 0x10}, 0xc) 18:57:36 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000b70c00000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:36 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x70, &(0x7f00000000c0), &(0x7f0000000180)=0x8) 18:57:36 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c6c00001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:36 executing program 2: sendmsg$NFT_MSG_GETTABLE(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x28, 0x1, 0xa, 0x101, 0x0, 0x0, {0x1, 0x0, 0x8}, [@NFTA_TABLE_FLAGS={0x8, 0x2, 0x1, 0x0, 0x1}, @NFTA_TABLE_HANDLE={0xc, 0x4, 0x1, 0x0, 0x5}]}, 0x28}, 0x1, 0x0, 0x0, 0x8000}, 0x80) (async) syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="0180c29cee00d5aa1678eef43992"], 0x0) 18:57:36 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013013600"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:36 executing program 2: sendmsg$NFT_MSG_GETTABLE(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x28, 0x1, 0xa, 0x101, 0x0, 0x0, {0x1, 0x0, 0x8}, [@NFTA_TABLE_FLAGS={0x8, 0x2, 0x1, 0x0, 0x1}, @NFTA_TABLE_HANDLE={0xc, 0x4, 0x1, 0x0, 0x5}]}, 0x28}, 0x1, 0x0, 0x0, 0x8000}, 0x80) syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="0180c29cee00d5aa1678eef43992"], 0x0) 18:57:36 executing program 2: r0 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r0, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) sendmsg$NL80211_CMD_SET_INTERFACE(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0xe8, 0x0, 0x200, 0x70bd25, 0x25dfdbfc, {{}, {@void, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x5}, @NL80211_ATTR_IFTYPE={0x8, 0x5, 0x2}, @NL80211_ATTR_4ADDR={0x5, 0x53, 0x1}, @NL80211_ATTR_MESH_ID={0xa}, @mon_options=[@NL80211_ATTR_MNTR_FLAGS={0x14, 0x17, 0x0, 0x1, [@NL80211_MNTR_FLAG_OTHER_BSS={0x4}, @NL80211_MNTR_FLAG_CONTROL={0x4}, @NL80211_MNTR_FLAG_COOK_FRAMES={0x4}, @NL80211_MNTR_FLAG_OTHER_BSS={0x4}]}, @NL80211_ATTR_MNTR_FLAGS={0xc, 0x17, 0x0, 0x1, [@NL80211_MNTR_FLAG_FCSFAIL={0x4}, @NL80211_MNTR_FLAG_CONTROL={0x4}]}, @NL80211_ATTR_MNTR_FLAGS={0xc, 0x17, 0x0, 0x1, [@NL80211_MNTR_FLAG_ACTIVE={0x4}, @NL80211_MNTR_FLAG_OTHER_BSS={0x4}]}, @NL80211_ATTR_MU_MIMO_GROUP_DATA={0x1c, 0xe7, "4741d01aabe07f7d823755868ab00590ddf0b487fbb06447"}, @NL80211_ATTR_MU_MIMO_GROUP_DATA={0x1c, 0xe7, "d9bf1f9bedc0a0b6307d1f15c1066c28ad36fdfcc8fcd6a6"}], @mon_options=[@NL80211_ATTR_MU_MIMO_FOLLOW_MAC_ADDR={0xa}, @NL80211_ATTR_MU_MIMO_GROUP_DATA={0x1c, 0xe7, "045c35bbda3bc3a57474e889b634b8670d7cea482ad4cbe6"}, @NL80211_ATTR_MU_MIMO_GROUP_DATA={0x1c, 0xe7, "b904f397658d76894d5c2a7828ace3626b6f1c76ade17721"}], @NL80211_ATTR_4ADDR={0x5, 0x53, 0x1}]}, 0xe8}, 0x1, 0x0, 0x0, 0x81}, 0x10) syz_emit_ethernet(0xe, &(0x7f0000000000)=ANY=[@ANYBLOB="01139a80c20f00002aaaaaaaaa00503f0bdb67ac852a64427796514ebe0aa87049e2551288ce"], 0x0) 18:57:36 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c7400001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:36 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x6f, &(0x7f00000000c0), &(0x7f0000000180)=0x8) 18:57:36 executing program 2: r0 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) (async) getsockname$packet(r0, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) (async, rerun: 64) sendmsg$NL80211_CMD_SET_INTERFACE(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0xe8, 0x0, 0x200, 0x70bd25, 0x25dfdbfc, {{}, {@void, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x5}, @NL80211_ATTR_IFTYPE={0x8, 0x5, 0x2}, @NL80211_ATTR_4ADDR={0x5, 0x53, 0x1}, @NL80211_ATTR_MESH_ID={0xa}, @mon_options=[@NL80211_ATTR_MNTR_FLAGS={0x14, 0x17, 0x0, 0x1, [@NL80211_MNTR_FLAG_OTHER_BSS={0x4}, @NL80211_MNTR_FLAG_CONTROL={0x4}, @NL80211_MNTR_FLAG_COOK_FRAMES={0x4}, @NL80211_MNTR_FLAG_OTHER_BSS={0x4}]}, @NL80211_ATTR_MNTR_FLAGS={0xc, 0x17, 0x0, 0x1, [@NL80211_MNTR_FLAG_FCSFAIL={0x4}, @NL80211_MNTR_FLAG_CONTROL={0x4}]}, @NL80211_ATTR_MNTR_FLAGS={0xc, 0x17, 0x0, 0x1, [@NL80211_MNTR_FLAG_ACTIVE={0x4}, @NL80211_MNTR_FLAG_OTHER_BSS={0x4}]}, @NL80211_ATTR_MU_MIMO_GROUP_DATA={0x1c, 0xe7, "4741d01aabe07f7d823755868ab00590ddf0b487fbb06447"}, @NL80211_ATTR_MU_MIMO_GROUP_DATA={0x1c, 0xe7, "d9bf1f9bedc0a0b6307d1f15c1066c28ad36fdfcc8fcd6a6"}], @mon_options=[@NL80211_ATTR_MU_MIMO_FOLLOW_MAC_ADDR={0xa}, @NL80211_ATTR_MU_MIMO_GROUP_DATA={0x1c, 0xe7, "045c35bbda3bc3a57474e889b634b8670d7cea482ad4cbe6"}, @NL80211_ATTR_MU_MIMO_GROUP_DATA={0x1c, 0xe7, "b904f397658d76894d5c2a7828ace3626b6f1c76ade17721"}], @NL80211_ATTR_4ADDR={0x5, 0x53, 0x1}]}, 0xe8}, 0x1, 0x0, 0x0, 0x81}, 0x10) (rerun: 64) syz_emit_ethernet(0xe, &(0x7f0000000000)=ANY=[@ANYBLOB="01139a80c20f00002aaaaaaaaa00503f0bdb67ac852a64427796514ebe0aa87049e2551288ce"], 0x0) [ 2621.590332][T30347] batman_adv: batadv3738: Removing interface: netdevsim0 [ 2621.630358][T30347] batman_adv: batadv3739: Adding interface: netdevsim0 [ 2621.661388][T30347] batman_adv: batadv3739: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 18:57:36 executing program 2: r0 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r0, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) sendmsg$NL80211_CMD_SET_INTERFACE(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0xe8, 0x0, 0x200, 0x70bd25, 0x25dfdbfc, {{}, {@void, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x5}, @NL80211_ATTR_IFTYPE={0x8, 0x5, 0x2}, @NL80211_ATTR_4ADDR={0x5, 0x53, 0x1}, @NL80211_ATTR_MESH_ID={0xa}, @mon_options=[@NL80211_ATTR_MNTR_FLAGS={0x14, 0x17, 0x0, 0x1, [@NL80211_MNTR_FLAG_OTHER_BSS={0x4}, @NL80211_MNTR_FLAG_CONTROL={0x4}, @NL80211_MNTR_FLAG_COOK_FRAMES={0x4}, @NL80211_MNTR_FLAG_OTHER_BSS={0x4}]}, @NL80211_ATTR_MNTR_FLAGS={0xc, 0x17, 0x0, 0x1, [@NL80211_MNTR_FLAG_FCSFAIL={0x4}, @NL80211_MNTR_FLAG_CONTROL={0x4}]}, @NL80211_ATTR_MNTR_FLAGS={0xc, 0x17, 0x0, 0x1, [@NL80211_MNTR_FLAG_ACTIVE={0x4}, @NL80211_MNTR_FLAG_OTHER_BSS={0x4}]}, @NL80211_ATTR_MU_MIMO_GROUP_DATA={0x1c, 0xe7, "4741d01aabe07f7d823755868ab00590ddf0b487fbb06447"}, @NL80211_ATTR_MU_MIMO_GROUP_DATA={0x1c, 0xe7, "d9bf1f9bedc0a0b6307d1f15c1066c28ad36fdfcc8fcd6a6"}], @mon_options=[@NL80211_ATTR_MU_MIMO_FOLLOW_MAC_ADDR={0xa}, @NL80211_ATTR_MU_MIMO_GROUP_DATA={0x1c, 0xe7, "045c35bbda3bc3a57474e889b634b8670d7cea482ad4cbe6"}, @NL80211_ATTR_MU_MIMO_GROUP_DATA={0x1c, 0xe7, "b904f397658d76894d5c2a7828ace3626b6f1c76ade17721"}], @NL80211_ATTR_4ADDR={0x5, 0x53, 0x1}]}, 0xe8}, 0x1, 0x0, 0x0, 0x81}, 0x10) syz_emit_ethernet(0xe, &(0x7f0000000000)=ANY=[@ANYBLOB="01139a80c20f00002aaaaaaaaa00503f0bdb67ac852a64427796514ebe0aa87049e2551288ce"], 0x0) (async) syz_emit_ethernet(0xe, &(0x7f0000000000)=ANY=[@ANYBLOB="01139a80c20f00002aaaaaaaaa00503f0bdb67ac852a64427796514ebe0aa87049e2551288ce"], 0x0) [ 2621.771821][T30347] batman_adv: batadv3739: Not using interface netdevsim0 (retrying later): interface not active 18:57:37 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) (async) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) (async) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) (async) socketpair(0xb, 0x800, 0x23, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) (async) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffffff, 0x84, 0x7c, &(0x7f0000000100)={0x0, 0x7, 0x5}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={r2, @in={{0x2, 0x4e23, @private=0xa010101}}, 0x3, 0xe319, 0x3, 0x400, 0xc, 0x9, 0x7f}, &(0x7f00000001c0)=0x9c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000000)=ANY=[@ANYRES32=0x0, @ANYBLOB="0080a8a85d11e08c"], &(0x7f0000000180)=0x8) (async) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000200)={r3, 0x0, 0x10}, 0xc) 18:57:37 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x6c, &(0x7f00000000c0), &(0x7f0000000180)=0x8) 18:57:37 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013023600"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:37 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000b80c00000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:37 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) syz_emit_ethernet(0x2b3, &(0x7f0000000000)=ANY=[@ANYBLOB="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"/683], 0x0) 18:57:37 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c7a00001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:37 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) syz_emit_ethernet(0x2b3, &(0x7f0000000000)=ANY=[@ANYBLOB="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"/683], 0x0) 18:57:37 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3cf000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:37 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) syz_emit_ethernet(0x2b3, &(0x7f0000000000)=ANY=[@ANYBLOB="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"/683], 0x0) syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) (async) syz_emit_ethernet(0x2b3, &(0x7f0000000000)=ANY=[@ANYBLOB="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"/683], 0x0) (async) 18:57:37 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) socketpair(0xb, 0x800, 0x23, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffffff, 0x84, 0x7c, &(0x7f0000000100)={0x0, 0x7, 0x5}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={r2, @in={{0x2, 0x4e23, @private=0xa010101}}, 0x3, 0xe319, 0x3, 0x400, 0xc, 0x9, 0x7f}, &(0x7f00000001c0)=0x9c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000000)=ANY=[@ANYRES32=0x0, @ANYBLOB="0080a8a85d11e08c"], &(0x7f0000000180)=0x8) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000200)={r3, 0x0, 0x10}, 0xc) 18:57:37 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) (async, rerun: 64) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) (rerun: 64) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) (async) socketpair(0xb, 0x800, 0x23, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) (async) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffffff, 0x84, 0x7c, &(0x7f0000000100)={0x0, 0x7, 0x5}, &(0x7f0000000140)=0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={r2, @in={{0x2, 0x4e23, @private=0xa010101}}, 0x3, 0xe319, 0x3, 0x400, 0xc, 0x9, 0x7f}, &(0x7f00000001c0)=0x9c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000000)=ANY=[@ANYRES32=0x0, @ANYBLOB="0080a8a85d11e08c"], &(0x7f0000000180)=0x8) (async) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000200)={r3, 0x0, 0x10}, 0xc) [ 2622.527599][T30375] batman_adv: batadv3739: Removing interface: netdevsim0 [ 2622.600180][T30375] batman_adv: batadv3740: Adding interface: netdevsim0 [ 2622.607130][T30375] batman_adv: batadv3740: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2622.648418][T30375] batman_adv: batadv3740: Not using interface netdevsim0 (retrying later): interface not active 18:57:37 executing program 2: syz_emit_ethernet(0x12, &(0x7f0000000000)={@link_local, @dev, @val={@void, {0x8100, 0x6, 0x1, 0x2}}, {@generic={0x8863}}}, 0x0) 18:57:37 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000b90c00000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:37 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013033600"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:37 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013032700"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:38 executing program 2: syz_emit_ethernet(0x12, &(0x7f0000000000)={@link_local, @dev, @val={@void, {0x8100, 0x6, 0x1, 0x2}}, {@generic={0x8863}}}, 0x0) syz_emit_ethernet(0x12, &(0x7f0000000000)={@link_local, @dev, @val={@void, {0x8100, 0x6, 0x1, 0x2}}, {@generic={0x8863}}}, 0x0) (async) 18:57:38 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0003001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2622.947309][T30408] __nla_validate_parse: 22 callbacks suppressed [ 2622.967836][T30408] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 18:57:38 executing program 2: syz_emit_ethernet(0x12, &(0x7f0000000000)={@link_local, @dev, @val={@void, {0x8100, 0x6, 0x1, 0x2}}, {@generic={0x8863}}}, 0x0) [ 2623.044564][T30411] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 18:57:38 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x25, &(0x7f00000000c0), &(0x7f0000000180)=0x8) [ 2623.139327][T30419] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 18:57:38 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) syz_emit_ethernet(0xe9, &(0x7f0000000000)={@empty, @local, @void, {@generic={0x6002, "43ecd8a4a8f50572a7859aee310ec7e98d230f8a4eb750da217f193dc8e5eebb988497f5d5aa57d3d917b852fb6561609795ead6cc899dd868e1c0f018bb73ff97fe1b92e1abb6178406ed72de3b01304814ff5673c4e2b19cc54af7b45a54231b78a523fd443085b65af268ac211503edcfe38d2b15317aec75f4d8f5ed6df60192089fb3f75ab5c9395f9a0ad33201dfc249e3245f110a36f1c9ad4beed1620790f23e26319f0a7102053e479b6a4973dff856cd1c8cae92aa2edd98767d9016752537cfc7cf088ef928a2a3034b6acc60feed1b786b47ca5e5b"}}}, &(0x7f0000000100)={0x1, 0x1, [0x4de, 0x27, 0x9af, 0x59d]}) syz_extract_tcp_res(&(0x7f0000000140), 0x7ff, 0x7) [ 2623.267950][T30420] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:38 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0005001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2623.340383][T30417] batman_adv: batadv3740: Removing interface: netdevsim0 [ 2623.376904][T30417] batman_adv: batadv3741: Adding interface: netdevsim0 18:57:38 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) syz_emit_ethernet(0xe9, &(0x7f0000000000)={@empty, @local, @void, {@generic={0x6002, "43ecd8a4a8f50572a7859aee310ec7e98d230f8a4eb750da217f193dc8e5eebb988497f5d5aa57d3d917b852fb6561609795ead6cc899dd868e1c0f018bb73ff97fe1b92e1abb6178406ed72de3b01304814ff5673c4e2b19cc54af7b45a54231b78a523fd443085b65af268ac211503edcfe38d2b15317aec75f4d8f5ed6df60192089fb3f75ab5c9395f9a0ad33201dfc249e3245f110a36f1c9ad4beed1620790f23e26319f0a7102053e479b6a4973dff856cd1c8cae92aa2edd98767d9016752537cfc7cf088ef928a2a3034b6acc60feed1b786b47ca5e5b"}}}, &(0x7f0000000100)={0x1, 0x1, [0x4de, 0x27, 0x9af, 0x59d]}) syz_extract_tcp_res(&(0x7f0000000140), 0x7ff, 0x7) syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) (async) syz_emit_ethernet(0xe9, &(0x7f0000000000)={@empty, @local, @void, {@generic={0x6002, "43ecd8a4a8f50572a7859aee310ec7e98d230f8a4eb750da217f193dc8e5eebb988497f5d5aa57d3d917b852fb6561609795ead6cc899dd868e1c0f018bb73ff97fe1b92e1abb6178406ed72de3b01304814ff5673c4e2b19cc54af7b45a54231b78a523fd443085b65af268ac211503edcfe38d2b15317aec75f4d8f5ed6df60192089fb3f75ab5c9395f9a0ad33201dfc249e3245f110a36f1c9ad4beed1620790f23e26319f0a7102053e479b6a4973dff856cd1c8cae92aa2edd98767d9016752537cfc7cf088ef928a2a3034b6acc60feed1b786b47ca5e5b"}}}, &(0x7f0000000100)={0x1, 0x1, [0x4de, 0x27, 0x9af, 0x59d]}) (async) syz_extract_tcp_res(&(0x7f0000000140), 0x7ff, 0x7) (async) [ 2623.405095][T30417] batman_adv: batadv3741: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2623.483625][T30417] batman_adv: batadv3741: Not using interface netdevsim0 (retrying later): interface not active 18:57:38 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) r1 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) setsockopt(r1, 0x82, 0x4, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000000)=ANY=[@ANYRES32=0x0, @ANYBLOB="0000de081b8b05b73ed00641bd1105463525f6e7b5622b664f0ef19c6606c125bb5b2805ea00"], &(0x7f0000000180)=0x8) 18:57:38 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x2c000000, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:38 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000e00000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:38 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013003700"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:38 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) (async) syz_emit_ethernet(0xe9, &(0x7f0000000000)={@empty, @local, @void, {@generic={0x6002, "43ecd8a4a8f50572a7859aee310ec7e98d230f8a4eb750da217f193dc8e5eebb988497f5d5aa57d3d917b852fb6561609795ead6cc899dd868e1c0f018bb73ff97fe1b92e1abb6178406ed72de3b01304814ff5673c4e2b19cc54af7b45a54231b78a523fd443085b65af268ac211503edcfe38d2b15317aec75f4d8f5ed6df60192089fb3f75ab5c9395f9a0ad33201dfc249e3245f110a36f1c9ad4beed1620790f23e26319f0a7102053e479b6a4973dff856cd1c8cae92aa2edd98767d9016752537cfc7cf088ef928a2a3034b6acc60feed1b786b47ca5e5b"}}}, &(0x7f0000000100)={0x1, 0x1, [0x4de, 0x27, 0x9af, 0x59d]}) syz_extract_tcp_res(&(0x7f0000000140), 0x7ff, 0x7) [ 2623.589679][T30432] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:38 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0006001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2623.731497][T30440] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 18:57:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_SHORT_ADDR(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="04"], 0x14}}, 0x0) syz_genetlink_get_family_id$nfc(&(0x7f0000000000), r1) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000200), r1) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r0, &(0x7f0000000700)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)={0x30, r2, 0xb6c91f939c8321d, 0x0, 0x0, {0x3}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x14, @remote}, @NLBL_UNLABEL_A_ACPTFLG={0x8}]}, 0x30}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x50, r2, 0x800, 0x70bd29, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'bond_slave_0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @loopback}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_bond\x00'}]}, 0x50}, 0x1, 0x0, 0x0, 0x44}, 0x40811) syz_emit_ethernet(0x16, &(0x7f0000000000)={@link_local, @dev, @val={@val={0x9100, 0x7, 0x0, 0x2}, {0x8100, 0x3, 0x1}}, {@generic={0x8863}}}, 0x0) [ 2623.833248][T30442] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2623.888359][T30435] batman_adv: batadv224: Interface deactivated: netdevsim0 [ 2623.905404][T30435] batman_adv: batadv224: Removing interface: netdevsim0 18:57:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_SHORT_ADDR(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="04"], 0x14}}, 0x0) syz_genetlink_get_family_id$nfc(&(0x7f0000000000), r1) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000200), r1) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r0, &(0x7f0000000700)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)={0x30, r2, 0xb6c91f939c8321d, 0x0, 0x0, {0x3}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x14, @remote}, @NLBL_UNLABEL_A_ACPTFLG={0x8}]}, 0x30}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x50, r2, 0x800, 0x70bd29, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'bond_slave_0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @loopback}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_bond\x00'}]}, 0x50}, 0x1, 0x0, 0x0, 0x44}, 0x40811) syz_emit_ethernet(0x16, &(0x7f0000000000)={@link_local, @dev, @val={@val={0x9100, 0x7, 0x0, 0x2}, {0x8100, 0x3, 0x1}}, {@generic={0x8863}}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_SHORT_ADDR(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="04"], 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nfc(&(0x7f0000000000), r1) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000200), r1) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r0, &(0x7f0000000700)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)={0x30, r2, 0xb6c91f939c8321d, 0x0, 0x0, {0x3}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x14, @remote}, @NLBL_UNLABEL_A_ACPTFLG={0x8}]}, 0x30}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x50, r2, 0x800, 0x70bd29, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'bond_slave_0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @loopback}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_bond\x00'}]}, 0x50}, 0x1, 0x0, 0x0, 0x44}, 0x40811) (async) syz_emit_ethernet(0x16, &(0x7f0000000000)={@link_local, @dev, @val={@val={0x9100, 0x7, 0x0, 0x2}, {0x8100, 0x3, 0x1}}, {@generic={0x8863}}}, 0x0) (async) [ 2623.960368][T30435] batman_adv: batadv226: Adding interface: netdevsim0 [ 2623.987945][T30435] batman_adv: batadv226: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2624.036186][T30435] batman_adv: batadv226: Interface activated: netdevsim0 [ 2624.050367][T30446] batman_adv: batadv827: Interface deactivated: netdevsim0 [ 2624.058849][T30446] batman_adv: batadv827: Removing interface: netdevsim0 18:57:39 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000000)=[@mss={0x2, 0xfffffff8}, @mss={0x2, 0x6}, @window={0x3, 0x9, 0x7}, @window={0x3, 0xfff9, 0x200}, @mss={0x2, 0x401}, @mss={0x2, 0x400}, @window={0x3, 0x4b8, 0x5}], 0x7) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000200)={{{@in=@multicast2, @in=@multicast1, 0x4e22, 0x73, 0x4e24, 0x0, 0x2, 0x20, 0x20, 0x2c, 0x0, 0xee01}, {0x5290a938, 0xfffffffffffffffa, 0x5, 0x2, 0x8000000000000001, 0x5, 0x200, 0x5}, {0x5, 0x3ff, 0x8000, 0x8}, 0x3, 0x6e6bb5, 0x1, 0x1, 0x3, 0x1}, {{@in=@initdev={0xac, 0x1e, 0x1, 0x0}, 0x4d3, 0x2b}, 0xa, @in6=@dev={0xfe, 0x80, '\x00', 0x1f}, 0x0, 0x0, 0x2, 0x1, 0x9, 0x8, 0x2}}, 0xe8) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000380), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_REGISTER_BEACONS(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x28, r2, 0x1, 0x0, 0x0, {{}, {@void, @val={0x8, 0x3, r3}, @val={0xc}}}}, 0x28}}, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000380), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r4, 0x8933, &(0x7f0000000300)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_REGISTER_BEACONS(r5, &(0x7f0000001440)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000001400)=ANY=[@ANYRES16=r7, @ANYRES16=r6, @ANYRES32=r5], 0x28}}, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) ioctl$sock_SIOCETHTOOL(r5, 0x8923, &(0x7f0000000100)={'virt_wifi0\x00', &(0x7f0000001780)=ANY=[@ANYRESHEX=r1]}) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000200)=ANY=[@ANYBLOB="8d00001900", @ANYRES16=r10], 0xd) r11 = accept4$llc(0xffffffffffffffff, &(0x7f0000000200)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000240)=0x10, 0x0) r12 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="180100001c00000000000000120000f1850000006d00000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80) r13 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={&(0x7f0000000340)='kfree\x00', r12}, 0x10) r14 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0x275a, 0x0) ioctl$FS_IOC_GETFSMAP(r14, 0xc0c0583b, &(0x7f0000001480)={0x0, 0x0, 0x5, 0x0, '\x00', [{0x0, 0x0, 0xfffffffffffffffd}, {0xffffffff}], ['\x00', '\x00', '\x00', '\x00', '\x00']}) r15 = socket$caif_stream(0x25, 0x1, 0x1) sendmsg$netlink(0xffffffffffffffff, &(0x7f0000004d00)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f00000003c0)={0x1018, 0x21, 0x400, 0x70bd2a, 0x25dfdbfc, "", [@typed={0x8, 0x49, 0x0, 0x0, @pid=0xffffffffffffffff}, @generic="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0x1018}, {&(0x7f0000002b80)=ANY=[@ANYBLOB="180000001e00000220bd7000fcdbdf2513394100", @ANYRES32=0x0, @ANYBLOB="1c60f4716c794f426c8e25c685e26905d6f6ba3ae71f8930596dc621258a7af8ef0af5c0cc513fb313e6103e32246e7f392191a8e4ccf35387693d4ad69466077537f3e9e56175babb1938f624860e47a95ba2aaeb0d8d314a038fee06ee7aa67390f52430f3f78b5e6574f0671a4293e4443a3f3663ebbef34bab1adeb8e2"], 0x18}, {&(0x7f00000029c0)={0x1a0, 0x38, 0x100, 0x60bd26, 0x25dfdbfe, "", [@generic="ce7a0c53158a3e371b9630d371b84d983ae454fe86458486e4cde86e70f54479f6f8f7ed733658af8f059151a3ce5152d7750b2832f15d6747b1e4e275124250e9eff2a9299b085434b024397d746d2d1e1ef59e3484db66f530bab9bc19d1698d87f401c8af100607c1a6cff138ff7edebb2f0cd792cf713596a30d64950dc26e43e70370c6ecd0f868ecf965d7052c1e8ee23f74dac4805ad368105b668cfdda70eb19942ada373a7800b6ed6549bf94ef253468427ced94934f2a94efdaab7d8fcfc93a279c9676926f1ff670d16aabf4ab3938cb7c59cad6b6c3ab6a11c1d774f1589d85eb97", @generic="528379e313eda9b4b21cb56225fbde317d00c25c2133acd6a2268cf1d36b22bb13f2be2a8798fda736b102c77ebfac1d009b309bc18da52c1379f7ccba8af65b23af7f1c4f11fa06425a88fc0252294ae5773bc8defa8524e6828d7b244a85e0dc7078f07f742d20340623b3f50badb47625cb65e891f063a231c80991638028ea57096db45a3426dba1d8c0cb144e838e0cc731da68477ba5a1", @typed={0xc, 0x28, 0x0, 0x0, @u64=0x7fffffff}]}, 0x1a0}, {&(0x7f00000026c0)={0x2dc, 0x3c, 0x300, 0x70bd2d, 0x25dfdbff, "", [@generic="4565c10189aff3959093506f70192e1f73d758dfc3796d2b98a0706914d9302c245c7758544464fb036702d786a55c99a7b2839068ea422185f7d67349c6d0ada0d253bb6f5b9c3ec24ad55800fed91d", @generic="07b696caa51cdf43ea9cd3f2590afeeb704baf032fe4e556db11fb4ed3a397f3a213c346530a9873576c070c69ec9b2ab74f80a9476ef21ed2d2bd6906b46bd2a87e856b9feb0e8413f700b54b13c61f658a363ae48d9bc235b42cdd9cec379dbc684450cde1bfb3aa6a2e82419aec686c15fa176d494e40c193f51be55c1ae1c4299695b2dfe1a913", @nested={0x1e6, 0x92, 0x0, 0x1, [@generic="3b708ef38d979a68c2e0ceeeeee4bd93592a58e9571965791ac5bb813376e74e3d0cef3f3dca86ee7f5637ba201a837da7bbd26b0be7623183088e", @typed={0x98, 0x60, 0x0, 0x0, @binary="91b4bf097c64dc63ec5b7b2b91f8465b381a5e3b79a8daad327d0fc751cc4d415de08c181b3b78690dfb380dda8bec93f9aa998c162dd14ce3648cdaa356209967033c3d30e2056adbb1a2393e107eb92cb418059219ab5c020a3dd7d19e9bbc964e85c39ae36d0daf3fbabb1ddd10d5e69460b04c7bea2d3473bbc62436e8450ac4870b74bede12bbde67185d5211c60e43a8c3"}, @generic="d1fcfd36a8b508e17b2a607d4ee1091f1cf574cea7bf23dc09ad7ba6cf636ebc11167c01919d3416b7dbcf75b8337d53501f3e3ccc7d87408908a898b3d1f5221ff0c04c6409ef2f8372da0c6592ccd3675519f9a1c7d2fa0ccab7fb943c6297105e9784e9178cc9a8f86c6f589e402147d2040b59093486d25df761f0b8982063982c67bd31832f20bb8354c2756fe1e2500ab6c4c591a2464e1aa4eb6cff9d8e897c4aa51bb26c82f26bd9a63f787b04fc44b73051c58b60b39585266966de18a410c4b6da52d4669c95fa04ed7d", @generic="4a1a646b6a3620d87f093e094c718990141ddce9", @generic="eab70312b5d35053ffb1c109da9f14c2727bbf6de242a0c3bef36e4d5f9ab1db9b66e20f9ad3c66744536a3d"]}, @typed={0x8, 0x83, 0x0, 0x0, @uid}]}, 0x2dc}, 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@ANYRES32=r1, @ANYRES64], 0x3384}], 0x5, &(0x7f0000001680)=[@rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, r10}}}, @rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, r1, r4, 0xffffffffffffffff, r1, r11, 0xffffffffffffffff, r1]}}, @rights={{0x20, 0x1, 0x1, [r13, r5, 0xffffffffffffffff, r12]}}, @cred={{0x1c, 0x1, 0x2, {r8, r9, r10}}}, @rights={{0x18, 0x1, 0x1, [r4, r1]}}, @cred={{0x1c, 0x1, 0x2, {0x0, r9, r10}}}, @rights={{0x1c, 0x1, 0x1, [r14, r15, r1]}}], 0x100, 0x20008010}, 0x1) sendmsg$netlink(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)=@proc={0x10, 0x0, 0x25dfdbff, 0x2000000}, 0xc, &(0x7f0000000100)=[{&(0x7f0000001780)={0x1020, 0x27, 0x2, 0x70bd2a, 0x25dfdbfb, "", [@typed={0x8, 0x81, 0x0, 0x0, @uid=r9}, @typed={0x8, 0x12, 0x0, 0x0, @pid}, @generic="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"]}, 0x1020}], 0x1, 0x0, 0x0, 0x81}, 0x8) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) 18:57:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_SHORT_ADDR(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000540)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="04"], 0x14}}, 0x0) syz_genetlink_get_family_id$nfc(&(0x7f0000000000), r1) (async) r2 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000200), r1) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r0, &(0x7f0000000700)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)={0x30, r2, 0xb6c91f939c8321d, 0x0, 0x0, {0x3}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x14, @remote}, @NLBL_UNLABEL_A_ACPTFLG={0x8}]}, 0x30}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x50, r2, 0x800, 0x70bd29, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'bond_slave_0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @loopback}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth1_to_bond\x00'}]}, 0x50}, 0x1, 0x0, 0x0, 0x44}, 0x40811) (async) syz_emit_ethernet(0x16, &(0x7f0000000000)={@link_local, @dev, @val={@val={0x9100, 0x7, 0x0, 0x2}, {0x8100, 0x3, 0x1}}, {@generic={0x8863}}}, 0x0) [ 2624.089390][T30446] batman_adv: batadv831: Adding interface: netdevsim0 [ 2624.106129][T30446] batman_adv: batadv831: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2624.172656][T30446] batman_adv: batadv831: Interface activated: netdevsim0 [ 2624.187859][T30447] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 18:57:39 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013013700"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:39 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) syz_emit_ethernet(0xf2, &(0x7f0000000000)={@empty, @multicast, @void, {@llc_tr={0x11, {@snap={0xaa, 0xaa, "fe80", 'E<[', 0x8035, "c7ce14f8b4b2b9a2112cf64b0deeedd565812078896332fcc43698e878965fd007a18630f8e535c586b0d0cb70fcd453bb3d7aab877c9f0b10e5cc813803964f43cc1f9a2227f8b110f8bead271f643aa7dbb2a54aca2dfb0721be7bca42ca4697edb6cec79e002f5e48b1a640e9632b8321cc2a3e06780f1b8b300c59c66e1a74fee38fe87ec0aa46caeafc873c5d7a6a70afbbea4572246185d9e6d9f553285ab3d10f846b1d60ed101f2a0b2c32c5a223e526863ee3a25b8a1b15a6de4c77bca641e1174e85e4d8b093e29715f5ed82237ce0a6b0ab55d21849"}}}}}, &(0x7f0000000100)={0x6, 0x4, [0x678, 0xdd, 0x4a5, 0x598]}) [ 2624.323376][T30451] batman_adv: batadv3741: Removing interface: netdevsim0 [ 2624.346495][T30451] batman_adv: batadv3742: Adding interface: netdevsim0 [ 2624.379218][T30451] batman_adv: batadv3742: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2624.445054][T30451] batman_adv: batadv3742: Not using interface netdevsim0 (retrying later): interface not active [ 2624.478089][T30453] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:39 executing program 3: socket$inet6_sctp(0xa, 0x1, 0x84) (async) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) r1 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) setsockopt(r1, 0x82, 0x4, &(0x7f00000002c0)="1a00000002000000", 0x8) (async) setsockopt(r1, 0x82, 0x4, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000000)=ANY=[@ANYRES32=0x0, @ANYBLOB="0000de081b8b05b73ed00641bd1105463525f6e7b5622b664f0ef19c6606c125bb5b2805ea00"], &(0x7f0000000180)=0x8) 18:57:39 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) (async, rerun: 64) syz_emit_ethernet(0xf2, &(0x7f0000000000)={@empty, @multicast, @void, {@llc_tr={0x11, {@snap={0xaa, 0xaa, "fe80", 'E<[', 0x8035, "c7ce14f8b4b2b9a2112cf64b0deeedd565812078896332fcc43698e878965fd007a18630f8e535c586b0d0cb70fcd453bb3d7aab877c9f0b10e5cc813803964f43cc1f9a2227f8b110f8bead271f643aa7dbb2a54aca2dfb0721be7bca42ca4697edb6cec79e002f5e48b1a640e9632b8321cc2a3e06780f1b8b300c59c66e1a74fee38fe87ec0aa46caeafc873c5d7a6a70afbbea4572246185d9e6d9f553285ab3d10f846b1d60ed101f2a0b2c32c5a223e526863ee3a25b8a1b15a6de4c77bca641e1174e85e4d8b093e29715f5ed82237ce0a6b0ab55d21849"}}}}}, &(0x7f0000000100)={0x6, 0x4, [0x678, 0xdd, 0x4a5, 0x598]}) (rerun: 64) 18:57:39 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d30007f1200000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2624.620404][T30471] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 18:57:39 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0007001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:39 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013023700"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:39 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) syz_emit_ethernet(0xf2, &(0x7f0000000000)={@empty, @multicast, @void, {@llc_tr={0x11, {@snap={0xaa, 0xaa, "fe80", 'E<[', 0x8035, "c7ce14f8b4b2b9a2112cf64b0deeedd565812078896332fcc43698e878965fd007a18630f8e535c586b0d0cb70fcd453bb3d7aab877c9f0b10e5cc813803964f43cc1f9a2227f8b110f8bead271f643aa7dbb2a54aca2dfb0721be7bca42ca4697edb6cec79e002f5e48b1a640e9632b8321cc2a3e06780f1b8b300c59c66e1a74fee38fe87ec0aa46caeafc873c5d7a6a70afbbea4572246185d9e6d9f553285ab3d10f846b1d60ed101f2a0b2c32c5a223e526863ee3a25b8a1b15a6de4c77bca641e1174e85e4d8b093e29715f5ed82237ce0a6b0ab55d21849"}}}}}, &(0x7f0000000100)={0x6, 0x4, [0x678, 0xdd, 0x4a5, 0x598]}) syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) (async) syz_emit_ethernet(0xf2, &(0x7f0000000000)={@empty, @multicast, @void, {@llc_tr={0x11, {@snap={0xaa, 0xaa, "fe80", 'E<[', 0x8035, "c7ce14f8b4b2b9a2112cf64b0deeedd565812078896332fcc43698e878965fd007a18630f8e535c586b0d0cb70fcd453bb3d7aab877c9f0b10e5cc813803964f43cc1f9a2227f8b110f8bead271f643aa7dbb2a54aca2dfb0721be7bca42ca4697edb6cec79e002f5e48b1a640e9632b8321cc2a3e06780f1b8b300c59c66e1a74fee38fe87ec0aa46caeafc873c5d7a6a70afbbea4572246185d9e6d9f553285ab3d10f846b1d60ed101f2a0b2c32c5a223e526863ee3a25b8a1b15a6de4c77bca641e1174e85e4d8b093e29715f5ed82237ce0a6b0ab55d21849"}}}}}, &(0x7f0000000100)={0x6, 0x4, [0x678, 0xdd, 0x4a5, 0x598]}) (async) 18:57:40 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000e00000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2624.866550][T30487] batman_adv: batadv3742: Removing interface: netdevsim0 [ 2624.903868][T30487] batman_adv: batadv3743: Adding interface: netdevsim0 18:57:40 executing program 2: syz_emit_ethernet(0x3f, &(0x7f0000000000)=ANY=[@ANYBLOB="0180c2000000aaaaaaaaaa0088631cde81089f3a6bbae02a89b51737ac080f55d5bf1f3505b63c070000000000000081eedc91b708e9bbfa5a10b069a44767"], 0x0) syz_emit_ethernet(0x1e, &(0x7f0000000040)={@empty, @empty, @void, {@can={0xc, {{0x0, 0x1, 0x0, 0x1}, 0x5, 0x2, 0x0, 0x0, "aeedb4dae3eaf6b5"}}}}, 0x0) syz_extract_tcp_res(&(0x7f0000000080), 0x1f, 0x0) [ 2624.932546][T30487] batman_adv: batadv3743: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2624.973761][T30487] batman_adv: batadv3743: Not using interface netdevsim0 (retrying later): interface not active 18:57:40 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000001f00000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:40 executing program 2: syz_emit_ethernet(0x3f, &(0x7f0000000000)=ANY=[@ANYBLOB="0180c2000000aaaaaaaaaa0088631cde81089f3a6bbae02a89b51737ac080f55d5bf1f3505b63c070000000000000081eedc91b708e9bbfa5a10b069a44767"], 0x0) syz_emit_ethernet(0x1e, &(0x7f0000000040)={@empty, @empty, @void, {@can={0xc, {{0x0, 0x1, 0x0, 0x1}, 0x5, 0x2, 0x0, 0x0, "aeedb4dae3eaf6b5"}}}}, 0x0) syz_extract_tcp_res(&(0x7f0000000080), 0x1f, 0x0) syz_emit_ethernet(0x3f, &(0x7f0000000000)=ANY=[@ANYBLOB="0180c2000000aaaaaaaaaa0088631cde81089f3a6bbae02a89b51737ac080f55d5bf1f3505b63c070000000000000081eedc91b708e9bbfa5a10b069a44767"], 0x0) (async) syz_emit_ethernet(0x1e, &(0x7f0000000040)={@empty, @empty, @void, {@can={0xc, {{0x0, 0x1, 0x0, 0x1}, 0x5, 0x2, 0x0, 0x0, "aeedb4dae3eaf6b5"}}}}, 0x0) (async) syz_extract_tcp_res(&(0x7f0000000080), 0x1f, 0x0) (async) 18:57:40 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0009001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:40 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013033700"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2625.207714][T30496] batman_adv: batadv226: Interface deactivated: netdevsim0 [ 2625.236865][T30496] batman_adv: batadv226: Removing interface: netdevsim0 [ 2625.297593][T30496] batman_adv: batadv227: Adding interface: netdevsim0 [ 2625.324840][T30496] batman_adv: batadv227: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2625.357769][T30496] batman_adv: batadv227: Interface activated: netdevsim0 [ 2625.412490][T30507] batman_adv: batadv3743: Removing interface: netdevsim0 [ 2625.446992][T30507] batman_adv: batadv3744: Adding interface: netdevsim0 [ 2625.456077][T30507] batman_adv: batadv3744: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2625.483346][T30507] batman_adv: batadv3744: Not using interface netdevsim0 (retrying later): interface not active 18:57:40 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) r1 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) (async) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) setsockopt(r1, 0x82, 0x4, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) (async) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000000)=ANY=[@ANYRES32=0x0, @ANYBLOB="0000de081b8b05b73ed00641bd1105463525f6e7b5622b664f0ef19c6606c125bb5b2805ea00"], &(0x7f0000000180)=0x8) 18:57:40 executing program 2: syz_emit_ethernet(0x3f, &(0x7f0000000000)=ANY=[@ANYBLOB="0180c2000000aaaaaaaaaa0088631cde81089f3a6bbae02a89b51737ac080f55d5bf1f3505b63c070000000000000081eedc91b708e9bbfa5a10b069a44767"], 0x0) (async) syz_emit_ethernet(0x1e, &(0x7f0000000040)={@empty, @empty, @void, {@can={0xc, {{0x0, 0x1, 0x0, 0x1}, 0x5, 0x2, 0x0, 0x0, "aeedb4dae3eaf6b5"}}}}, 0x0) (async, rerun: 32) syz_extract_tcp_res(&(0x7f0000000080), 0x1f, 0x0) (rerun: 32) 18:57:40 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013003700"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:40 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000002000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:40 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c7f12001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:40 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013003800"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:40 executing program 2: r0 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r0, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) getsockopt$inet_tcp_int(r0, 0x6, 0x8, &(0x7f0000000000), &(0x7f0000000040)=0x4) syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="0300000063"], 0x0) 18:57:40 executing program 2: r0 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r0, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) getsockopt$inet_tcp_int(r0, 0x6, 0x8, &(0x7f0000000000), &(0x7f0000000040)=0x4) syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="0300000063"], 0x0) socket(0x10, 0x803, 0x0) (async) sendmsg$nl_route_sched(r0, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) (async) getsockname$packet(r0, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) (async) getsockopt$inet_tcp_int(r0, 0x6, 0x8, &(0x7f0000000000), &(0x7f0000000040)=0x4) (async) syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="0300000063"], 0x0) (async) [ 2625.877904][T30532] batman_adv: batadv3744: Removing interface: netdevsim0 [ 2625.891247][T30532] batman_adv: batadv3745: Adding interface: netdevsim0 [ 2625.899145][T30532] batman_adv: batadv3745: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 18:57:41 executing program 2: r0 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) (async) getsockname$packet(r0, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) (async) getsockopt$inet_tcp_int(r0, 0x6, 0x8, &(0x7f0000000000), &(0x7f0000000040)=0x4) syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="0300000063"], 0x0) [ 2625.944468][T30532] batman_adv: batadv3745: Not using interface netdevsim0 (retrying later): interface not active 18:57:41 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000002400000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:41 executing program 2: syz_emit_ethernet(0xa8, &(0x7f0000000000)={@broadcast, @empty, @void, {@generic={0x8863, "3e8599a6b199267b7513119d2b8fbdff5a170f5df56dff38ccef3781cb47a41fcf793ccc94ff9cdbca3993e76aea29403772e40aed72e991a2a4f27243b47528a33ef306d56f7893bff9b55bc12c656f472bb2c5b09634c5dc69c9ce09a4f4116a6c97b5cf09da08791431cbba888392982065f8b9e281a03ef94cdf145587d0644d22064ed35b2c3835600bb9f259415efa92b154e276350578"}}}, 0x0) [ 2626.065575][T30524] batman_adv: batadv227: Interface deactivated: netdevsim0 [ 2626.073517][T30524] batman_adv: batadv227: Removing interface: netdevsim0 18:57:41 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c001f001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2626.114434][T30524] batman_adv: batadv228: Adding interface: netdevsim0 [ 2626.135871][T30524] batman_adv: batadv228: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2626.185810][T30524] batman_adv: batadv228: Interface activated: netdevsim0 [ 2626.208445][T30538] batman_adv: batadv831: Interface deactivated: netdevsim0 [ 2626.216557][T30538] batman_adv: batadv831: Removing interface: netdevsim0 [ 2626.232880][T30538] batman_adv: batadv835: Adding interface: netdevsim0 [ 2626.240001][T30538] batman_adv: batadv835: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2626.272455][T30538] batman_adv: batadv835: Interface activated: netdevsim0 [ 2626.410911][T30545] batman_adv: batadv3745: Removing interface: netdevsim0 [ 2626.428626][T30545] batman_adv: batadv3746: Adding interface: netdevsim0 [ 2626.435808][T30545] batman_adv: batadv3746: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2626.466824][T30545] batman_adv: batadv3746: Not using interface netdevsim0 (retrying later): interface not active 18:57:41 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) r1 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={0x0, @in={{0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}}, 0x8, 0x5, 0x1, 0x3b5e, 0x0, 0xffffffff, 0x2}, &(0x7f0000000000)=0x9c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) 18:57:41 executing program 2: syz_emit_ethernet(0xa8, &(0x7f0000000000)={@broadcast, @empty, @void, {@generic={0x8863, "3e8599a6b199267b7513119d2b8fbdff5a170f5df56dff38ccef3781cb47a41fcf793ccc94ff9cdbca3993e76aea29403772e40aed72e991a2a4f27243b47528a33ef306d56f7893bff9b55bc12c656f472bb2c5b09634c5dc69c9ce09a4f4116a6c97b5cf09da08791431cbba888392982065f8b9e281a03ef94cdf145587d0644d22064ed35b2c3835600bb9f259415efa92b154e276350578"}}}, 0x0) syz_emit_ethernet(0xa8, &(0x7f0000000000)={@broadcast, @empty, @void, {@generic={0x8863, "3e8599a6b199267b7513119d2b8fbdff5a170f5df56dff38ccef3781cb47a41fcf793ccc94ff9cdbca3993e76aea29403772e40aed72e991a2a4f27243b47528a33ef306d56f7893bff9b55bc12c656f472bb2c5b09634c5dc69c9ce09a4f4116a6c97b5cf09da08791431cbba888392982065f8b9e281a03ef94cdf145587d0644d22064ed35b2c3835600bb9f259415efa92b154e276350578"}}}, 0x0) (async) 18:57:41 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) setsockopt$inet_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000000)=[@mss={0x2, 0xfffffff8}, @mss={0x2, 0x6}, @window={0x3, 0x9, 0x7}, @window={0x3, 0xfff9, 0x200}, @mss={0x2, 0x401}, @mss={0x2, 0x400}, @window={0x3, 0x4b8, 0x5}], 0x7) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000200)={{{@in=@multicast2, @in=@multicast1, 0x4e22, 0x73, 0x4e24, 0x0, 0x2, 0x20, 0x20, 0x2c, 0x0, 0xee01}, {0x5290a938, 0xfffffffffffffffa, 0x5, 0x2, 0x8000000000000001, 0x5, 0x200, 0x5}, {0x5, 0x3ff, 0x8000, 0x8}, 0x3, 0x6e6bb5, 0x1, 0x1, 0x3, 0x1}, {{@in=@initdev={0xac, 0x1e, 0x1, 0x0}, 0x4d3, 0x2b}, 0xa, @in6=@dev={0xfe, 0x80, '\x00', 0x1f}, 0x0, 0x0, 0x2, 0x1, 0x9, 0x8, 0x2}}, 0xe8) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000380), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_REGISTER_BEACONS(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x28, r2, 0x1, 0x0, 0x0, {{}, {@void, @val={0x8, 0x3, r3}, @val={0xc}}}}, 0x28}}, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000380), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r4, 0x8933, &(0x7f0000000300)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_REGISTER_BEACONS(r5, &(0x7f0000001440)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000001400)=ANY=[@ANYRES16=r7, @ANYRES16=r6, @ANYRES32=r5], 0x28}}, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) ioctl$sock_SIOCETHTOOL(r5, 0x8923, &(0x7f0000000100)={'virt_wifi0\x00', &(0x7f0000001780)=ANY=[@ANYRESHEX=r1]}) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000200)=ANY=[@ANYBLOB="8d00001900", @ANYRES16=r10], 0xd) r11 = accept4$llc(0xffffffffffffffff, &(0x7f0000000200)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000240)=0x10, 0x0) r12 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="180100001c00000000000000120000f1850000006d00000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80) r13 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={&(0x7f0000000340)='kfree\x00', r12}, 0x10) r14 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0x275a, 0x0) ioctl$FS_IOC_GETFSMAP(r14, 0xc0c0583b, &(0x7f0000001480)={0x0, 0x0, 0x5, 0x0, '\x00', [{0x0, 0x0, 0xfffffffffffffffd}, {0xffffffff}], ['\x00', '\x00', '\x00', '\x00', '\x00']}) r15 = socket$caif_stream(0x25, 0x1, 0x1) sendmsg$netlink(0xffffffffffffffff, &(0x7f0000004d00)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f00000003c0)={0x1018, 0x21, 0x400, 0x70bd2a, 0x25dfdbfc, "", [@typed={0x8, 0x49, 0x0, 0x0, @pid=0xffffffffffffffff}, @generic="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0x1018}, {&(0x7f0000002b80)=ANY=[@ANYBLOB="180000001e00000220bd7000fcdbdf2513394100", @ANYRES32=0x0, @ANYBLOB="1c60f4716c794f426c8e25c685e26905d6f6ba3ae71f8930596dc621258a7af8ef0af5c0cc513fb313e6103e32246e7f392191a8e4ccf35387693d4ad69466077537f3e9e56175babb1938f624860e47a95ba2aaeb0d8d314a038fee06ee7aa67390f52430f3f78b5e6574f0671a4293e4443a3f3663ebbef34bab1adeb8e2"], 0x18}, {&(0x7f00000029c0)={0x1a0, 0x38, 0x100, 0x60bd26, 0x25dfdbfe, "", [@generic="ce7a0c53158a3e371b9630d371b84d983ae454fe86458486e4cde86e70f54479f6f8f7ed733658af8f059151a3ce5152d7750b2832f15d6747b1e4e275124250e9eff2a9299b085434b024397d746d2d1e1ef59e3484db66f530bab9bc19d1698d87f401c8af100607c1a6cff138ff7edebb2f0cd792cf713596a30d64950dc26e43e70370c6ecd0f868ecf965d7052c1e8ee23f74dac4805ad368105b668cfdda70eb19942ada373a7800b6ed6549bf94ef253468427ced94934f2a94efdaab7d8fcfc93a279c9676926f1ff670d16aabf4ab3938cb7c59cad6b6c3ab6a11c1d774f1589d85eb97", @generic="528379e313eda9b4b21cb56225fbde317d00c25c2133acd6a2268cf1d36b22bb13f2be2a8798fda736b102c77ebfac1d009b309bc18da52c1379f7ccba8af65b23af7f1c4f11fa06425a88fc0252294ae5773bc8defa8524e6828d7b244a85e0dc7078f07f742d20340623b3f50badb47625cb65e891f063a231c80991638028ea57096db45a3426dba1d8c0cb144e838e0cc731da68477ba5a1", @typed={0xc, 0x28, 0x0, 0x0, @u64=0x7fffffff}]}, 0x1a0}, {&(0x7f00000026c0)={0x2dc, 0x3c, 0x300, 0x70bd2d, 0x25dfdbff, "", [@generic="4565c10189aff3959093506f70192e1f73d758dfc3796d2b98a0706914d9302c245c7758544464fb036702d786a55c99a7b2839068ea422185f7d67349c6d0ada0d253bb6f5b9c3ec24ad55800fed91d", @generic="07b696caa51cdf43ea9cd3f2590afeeb704baf032fe4e556db11fb4ed3a397f3a213c346530a9873576c070c69ec9b2ab74f80a9476ef21ed2d2bd6906b46bd2a87e856b9feb0e8413f700b54b13c61f658a363ae48d9bc235b42cdd9cec379dbc684450cde1bfb3aa6a2e82419aec686c15fa176d494e40c193f51be55c1ae1c4299695b2dfe1a913", @nested={0x1e6, 0x92, 0x0, 0x1, [@generic="3b708ef38d979a68c2e0ceeeeee4bd93592a58e9571965791ac5bb813376e74e3d0cef3f3dca86ee7f5637ba201a837da7bbd26b0be7623183088e", @typed={0x98, 0x60, 0x0, 0x0, @binary="91b4bf097c64dc63ec5b7b2b91f8465b381a5e3b79a8daad327d0fc751cc4d415de08c181b3b78690dfb380dda8bec93f9aa998c162dd14ce3648cdaa356209967033c3d30e2056adbb1a2393e107eb92cb418059219ab5c020a3dd7d19e9bbc964e85c39ae36d0daf3fbabb1ddd10d5e69460b04c7bea2d3473bbc62436e8450ac4870b74bede12bbde67185d5211c60e43a8c3"}, @generic="d1fcfd36a8b508e17b2a607d4ee1091f1cf574cea7bf23dc09ad7ba6cf636ebc11167c01919d3416b7dbcf75b8337d53501f3e3ccc7d87408908a898b3d1f5221ff0c04c6409ef2f8372da0c6592ccd3675519f9a1c7d2fa0ccab7fb943c6297105e9784e9178cc9a8f86c6f589e402147d2040b59093486d25df761f0b8982063982c67bd31832f20bb8354c2756fe1e2500ab6c4c591a2464e1aa4eb6cff9d8e897c4aa51bb26c82f26bd9a63f787b04fc44b73051c58b60b39585266966de18a410c4b6da52d4669c95fa04ed7d", @generic="4a1a646b6a3620d87f093e094c718990141ddce9", @generic="eab70312b5d35053ffb1c109da9f14c2727bbf6de242a0c3bef36e4d5f9ab1db9b66e20f9ad3c66744536a3d"]}, @typed={0x8, 0x83, 0x0, 0x0, @uid}]}, 0x2dc}, 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@ANYRES32=r1, @ANYRES64], 0x3384}], 0x5, &(0x7f0000001680)=[@rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, r10}}}, @rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, r1, r4, 0xffffffffffffffff, r1, r11, 0xffffffffffffffff, r1]}}, @rights={{0x20, 0x1, 0x1, [r13, r5, 0xffffffffffffffff, r12]}}, @cred={{0x1c, 0x1, 0x2, {r8, r9, r10}}}, @rights={{0x18, 0x1, 0x1, [r4, r1]}}, @cred={{0x1c, 0x1, 0x2, {0x0, r9, r10}}}, @rights={{0x1c, 0x1, 0x1, [r14, r15, r1]}}], 0x100, 0x20008010}, 0x1) sendmsg$netlink(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)=@proc={0x10, 0x0, 0x25dfdbff, 0x2000000}, 0xc, &(0x7f0000000100)=[{&(0x7f0000001780)={0x1020, 0x27, 0x2, 0x70bd2a, 0x25dfdbfb, "", [@typed={0x8, 0x81, 0x0, 0x0, @uid=r9}, @typed={0x8, 0x12, 0x0, 0x0, @pid}, @generic="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"]}, 0x1020}], 0x1, 0x0, 0x0, 0x81}, 0x8) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) 18:57:41 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013013800"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:41 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0020001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:41 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000003f00000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:41 executing program 2: syz_emit_ethernet(0xa8, &(0x7f0000000000)={@broadcast, @empty, @void, {@generic={0x8863, "3e8599a6b199267b7513119d2b8fbdff5a170f5df56dff38ccef3781cb47a41fcf793ccc94ff9cdbca3993e76aea29403772e40aed72e991a2a4f27243b47528a33ef306d56f7893bff9b55bc12c656f472bb2c5b09634c5dc69c9ce09a4f4116a6c97b5cf09da08791431cbba888392982065f8b9e281a03ef94cdf145587d0644d22064ed35b2c3835600bb9f259415efa92b154e276350578"}}}, 0x0) 18:57:41 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013023800"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:41 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0024001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:42 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="ef77c260d1fb6e2e1200ec008963"], 0x0) [ 2626.927276][T30559] batman_adv: batadv3746: Removing interface: netdevsim0 [ 2626.976632][T30559] batman_adv: batadv3747: Adding interface: netdevsim0 [ 2627.000161][T30559] batman_adv: batadv3747: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 18:57:42 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="ef77c260d1fb6e2e1200ec008963"], 0x0) syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="ef77c260d1fb6e2e1200ec008963"], 0x0) (async) [ 2627.060063][T30559] batman_adv: batadv3747: Not using interface netdevsim0 (retrying later): interface not active 18:57:42 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000004800000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2627.359625][T30583] batman_adv: batadv3747: Removing interface: netdevsim0 [ 2627.375375][T30583] batman_adv: batadv3748: Adding interface: netdevsim0 [ 2627.382918][T30583] batman_adv: batadv3748: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2627.409483][T30583] batman_adv: batadv3748: Not using interface netdevsim0 (retrying later): interface not active 18:57:42 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) r1 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={0x0, @in={{0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}}, 0x8, 0x5, 0x1, 0x3b5e, 0x0, 0xffffffff, 0x2}, &(0x7f0000000000)=0x9c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) socket$inet6_sctp(0xa, 0x1, 0x84) (async) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) (async) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) (async) socket$inet_sctp(0x2, 0x1, 0x84) (async) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={0x0, @in={{0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}}, 0x8, 0x5, 0x1, 0x3b5e, 0x0, 0xffffffff, 0x2}, &(0x7f0000000000)=0x9c) (async) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) (async) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) (async) 18:57:42 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="ef77c260d1fb6e2e1200ec008963"], 0x0) 18:57:42 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013033800"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:42 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c002c001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:42 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013003800"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:42 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000004c00000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:42 executing program 2: syz_emit_ethernet(0xe, &(0x7f0000000000)=ANY=[], 0x0) 18:57:42 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c003f001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:42 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) (async) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) (async) r1 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={0x0, @in={{0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}}, 0x8, 0x5, 0x1, 0x3b5e, 0x0, 0xffffffff, 0x2}, &(0x7f0000000000)=0x9c) (async) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) 18:57:43 executing program 2: syz_emit_ethernet(0xe, &(0x7f0000000000)=ANY=[], 0x0) [ 2627.878605][T30597] batman_adv: batadv3748: Removing interface: netdevsim0 [ 2627.903736][T30597] batman_adv: batadv3749: Adding interface: netdevsim0 [ 2627.928175][T30597] batman_adv: batadv3749: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 18:57:43 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013003900"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2627.977222][T30597] batman_adv: batadv3749: Not using interface netdevsim0 (retrying later): interface not active [ 2627.993403][T30598] batman_adv: batadv228: Interface deactivated: netdevsim0 18:57:43 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000655800000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:43 executing program 2: syz_emit_ethernet(0xe, &(0x7f0000000000)=ANY=[], 0x0) [ 2628.061460][T30598] batman_adv: batadv228: Removing interface: netdevsim0 [ 2628.104666][T30598] batman_adv: batadv229: Adding interface: netdevsim0 [ 2628.119516][T30598] batman_adv: batadv229: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2628.153888][T30598] batman_adv: batadv229: Interface activated: netdevsim0 [ 2628.169551][T30610] __nla_validate_parse: 23 callbacks suppressed [ 2628.169574][T30610] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:43 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) r1 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000300)={0x0, @in={{0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}}, 0x8, 0x5, 0x1, 0x3b5e, 0x0, 0xffffffff, 0x2}, &(0x7f0000000000)=0x9c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) [ 2628.243033][T30618] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 18:57:43 executing program 2: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) r1 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000180)=0x14) getsockopt$inet_tcp_TCP_ZEROCOPY_RECEIVE(r1, 0x6, 0x23, &(0x7f0000000280)={&(0x7f0000ffa000/0x3000)=nil, 0x3000, 0x0, 0x0, 0x0, &(0x7f0000000180), 0x0, 0x1, &(0x7f0000000240)=""/39, 0x27}, &(0x7f00000002c0)=0x40) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) connect$inet(r0, &(0x7f0000000140)={0x2, 0x4e24, @local}, 0x10) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) recvmsg$can_raw(r1, &(0x7f0000000640)={&(0x7f0000000380)=@ethernet={0x0, @local}, 0x80, &(0x7f0000000440)=[{&(0x7f00000004c0)=""/113, 0x71}, {&(0x7f0000000540)=""/136, 0x88}, {&(0x7f0000001780)=""/4096, 0x1000}, {&(0x7f0000000300)=""/10, 0xa}], 0x4, &(0x7f0000000600)=""/8, 0x8}, 0x2000) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000100)=0x5, 0x4) setsockopt$ARPT_SO_SET_ADD_COUNTERS(r2, 0x0, 0x61, &(0x7f0000000000)={'filter\x00', 0x4}, 0x68) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) r3 = socket$l2tp(0x2, 0x2, 0x73) ioctl$ifreq_SIOCGIFINDEX_wireguard(r1, 0x8933, &(0x7f0000000680)={'wg2\x00', 0x0}) setsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f00000006c0)={r4, @rand_addr=0x64010102, @private=0xa010101}, 0xc) 18:57:43 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0048001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2628.317573][T30619] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2628.422767][T30616] batman_adv: batadv3749: Removing interface: netdevsim0 [ 2628.443082][T30616] batman_adv: batadv3750: Adding interface: netdevsim0 [ 2628.458432][T30616] batman_adv: batadv3750: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2628.492778][T30616] batman_adv: batadv3750: Not using interface netdevsim0 (retrying later): interface not active [ 2628.506503][T30614] batman_adv: batadv835: Interface deactivated: netdevsim0 [ 2628.514679][T30614] batman_adv: batadv835: Removing interface: netdevsim0 [ 2628.531572][T30614] batman_adv: batadv839: Adding interface: netdevsim0 18:57:43 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000006000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2628.562464][T30614] batman_adv: batadv839: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2628.610080][T30614] batman_adv: batadv839: Interface activated: netdevsim0 18:57:43 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013013900"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:43 executing program 4: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) r1 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000180)=0x14) getsockopt$inet_tcp_TCP_ZEROCOPY_RECEIVE(r1, 0x6, 0x23, &(0x7f0000000280)={&(0x7f0000ffa000/0x3000)=nil, 0x3000, 0x0, 0x0, 0x0, &(0x7f0000000180), 0x0, 0x1, &(0x7f0000000240)=""/39, 0x27}, &(0x7f00000002c0)=0x40) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) connect$inet(r0, &(0x7f0000000140)={0x2, 0x4e24, @local}, 0x10) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) recvmsg$can_raw(r1, &(0x7f0000000640)={&(0x7f0000000380)=@ethernet={0x0, @local}, 0x80, &(0x7f0000000440)=[{&(0x7f00000004c0)=""/113, 0x71}, {&(0x7f0000000540)=""/136, 0x88}, {&(0x7f0000001780)=""/4096, 0x1000}, {&(0x7f0000000300)=""/10, 0xa}], 0x4, &(0x7f0000000600)=""/8, 0x8}, 0x2000) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000100)=0x5, 0x4) setsockopt$ARPT_SO_SET_ADD_COUNTERS(r2, 0x0, 0x61, &(0x7f0000000000)={'filter\x00', 0x4}, 0x68) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) r3 = socket$l2tp(0x2, 0x2, 0x73) ioctl$ifreq_SIOCGIFINDEX_wireguard(r1, 0x8933, &(0x7f0000000680)={'wg2\x00', 0x0}) setsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f00000006c0)={r4, @rand_addr=0x64010102, @private=0xa010101}, 0xc) [ 2628.634172][T30627] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:44 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) r1 = socket$netlink(0x10, 0x3, 0x0) sendmmsg(r1, &(0x7f00000002c0), 0x40000000000009f, 0x0) recvmmsg(r1, &(0x7f0000000700)=[{{0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000300)=""/222, 0xde}, {&(0x7f0000000400)=""/158, 0x9e}, {&(0x7f0000000000)=""/62, 0x3e}, {&(0x7f00000004c0)=""/177, 0xb1}], 0x4, &(0x7f0000000580)=""/139, 0x8b}, 0x8}, {{0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000640)=""/162, 0xa2}], 0x1, &(0x7f00000001c0)=""/58, 0x3a}, 0x5}], 0x2, 0x100, &(0x7f0000000200)={0x77359400}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmmsg(r2, &(0x7f00000002c0), 0x40000000000009f, 0x0) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000800)={0xffffffffffffffff, 0x58, &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0}}, 0x10) r4 = bpf$ITER_CREATE(0x21, &(0x7f0000000940), 0x8) sendmsg$nl_route(r4, 0x0, 0x50) sendmsg$nl_route_sched(r2, &(0x7f0000000900)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000840)=@delqdisc={0x64, 0x25, 0x100, 0x70bd2b, 0x25dfdbfd, {0x0, 0x0, 0x0, r3, {0xf, 0xffff}, {0x5, 0x9}, {0x8, 0xc}}, [@TCA_RATE={0x6, 0x5, {0xc1, 0x6}}, @TCA_STAB={0x30, 0x8, 0x0, 0x1, [{{0x1c, 0x1, {0x2, 0x7f, 0x5, 0x3f, 0x1, 0x401, 0x4, 0x5}}, {0xe, 0x2, [0x84, 0x2, 0x5, 0x2, 0x3]}}]}, @TCA_INGRESS_BLOCK={0x8, 0xd, 0xd4d2}]}, 0x64}, 0x1, 0x0, 0x0, 0x20000810}, 0x4004004) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) write$binfmt_script(r0, &(0x7f0000000980)={'#! ', './file0', [{0x20, '!^:&[#],)'}], 0xa, "476c0e219e"}, 0x1a) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000280)=ANY=[@ANYRES32=0x0, @ANYBLOB="afe6c1b0c1b52ae75177a195d772779d7c82"], &(0x7f0000000180)=0x8) [ 2628.839349][T30635] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 18:57:44 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c004c001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2628.911641][T30636] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 18:57:44 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013002600"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2629.041117][T30633] batman_adv: batadv3750: Removing interface: netdevsim0 [ 2629.069055][T30633] batman_adv: batadv3751: Adding interface: netdevsim0 18:57:44 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) (async) r1 = socket$netlink(0x10, 0x3, 0x0) sendmmsg(r1, &(0x7f00000002c0), 0x40000000000009f, 0x0) (async) recvmmsg(r1, &(0x7f0000000700)=[{{0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000300)=""/222, 0xde}, {&(0x7f0000000400)=""/158, 0x9e}, {&(0x7f0000000000)=""/62, 0x3e}, {&(0x7f00000004c0)=""/177, 0xb1}], 0x4, &(0x7f0000000580)=""/139, 0x8b}, 0x8}, {{0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000640)=""/162, 0xa2}], 0x1, &(0x7f00000001c0)=""/58, 0x3a}, 0x5}], 0x2, 0x100, &(0x7f0000000200)={0x77359400}) (async) r2 = socket$netlink(0x10, 0x3, 0x0) sendmmsg(r2, &(0x7f00000002c0), 0x40000000000009f, 0x0) (async) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000800)={0xffffffffffffffff, 0x58, &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0}}, 0x10) (async, rerun: 64) r4 = bpf$ITER_CREATE(0x21, &(0x7f0000000940), 0x8) (rerun: 64) sendmsg$nl_route(r4, 0x0, 0x50) (async, rerun: 64) sendmsg$nl_route_sched(r2, &(0x7f0000000900)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000840)=@delqdisc={0x64, 0x25, 0x100, 0x70bd2b, 0x25dfdbfd, {0x0, 0x0, 0x0, r3, {0xf, 0xffff}, {0x5, 0x9}, {0x8, 0xc}}, [@TCA_RATE={0x6, 0x5, {0xc1, 0x6}}, @TCA_STAB={0x30, 0x8, 0x0, 0x1, [{{0x1c, 0x1, {0x2, 0x7f, 0x5, 0x3f, 0x1, 0x401, 0x4, 0x5}}, {0xe, 0x2, [0x84, 0x2, 0x5, 0x2, 0x3]}}]}, @TCA_INGRESS_BLOCK={0x8, 0xd, 0xd4d2}]}, 0x64}, 0x1, 0x0, 0x0, 0x20000810}, 0x4004004) (async, rerun: 64) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) (async, rerun: 32) write$binfmt_script(r0, &(0x7f0000000980)={'#! ', './file0', [{0x20, '!^:&[#],)'}], 0xa, "476c0e219e"}, 0x1a) (async, rerun: 32) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000280)=ANY=[@ANYRES32=0x0, @ANYBLOB="afe6c1b0c1b52ae75177a195d772779d7c82"], &(0x7f0000000180)=0x8) [ 2629.086974][T30633] batman_adv: batadv3751: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2629.124555][T30633] batman_adv: batadv3751: Not using interface netdevsim0 (retrying later): interface not active 18:57:44 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013023900"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2629.145436][T30646] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:44 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000586500000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:44 executing program 2: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) r1 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000180)=0x14) getsockopt$inet_tcp_TCP_ZEROCOPY_RECEIVE(r1, 0x6, 0x23, &(0x7f0000000280)={&(0x7f0000ffa000/0x3000)=nil, 0x3000, 0x0, 0x0, 0x0, &(0x7f0000000180), 0x0, 0x1, &(0x7f0000000240)=""/39, 0x27}, &(0x7f00000002c0)=0x40) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) connect$inet(r0, &(0x7f0000000140)={0x2, 0x4e24, @local}, 0x10) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) recvmsg$can_raw(r1, &(0x7f0000000640)={&(0x7f0000000380)=@ethernet={0x0, @local}, 0x80, &(0x7f0000000440)=[{&(0x7f00000004c0)=""/113, 0x71}, {&(0x7f0000000540)=""/136, 0x88}, {&(0x7f0000001780)=""/4096, 0x1000}, {&(0x7f0000000300)=""/10, 0xa}], 0x4, &(0x7f0000000600)=""/8, 0x8}, 0x2000) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000100)=0x5, 0x4) setsockopt$ARPT_SO_SET_ADD_COUNTERS(r2, 0x0, 0x61, &(0x7f0000000000)={'filter\x00', 0x4}, 0x68) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) r3 = socket$l2tp(0x2, 0x2, 0x73) ioctl$ifreq_SIOCGIFINDEX_wireguard(r1, 0x8933, &(0x7f0000000680)={'wg2\x00', 0x0}) setsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f00000006c0)={r4, @rand_addr=0x64010102, @private=0xa010101}, 0xc) [ 2629.282364][T30648] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 18:57:44 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0060001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:44 executing program 3: socket$inet6_sctp(0xa, 0x1, 0x84) (async) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) r1 = socket$netlink(0x10, 0x3, 0x0) sendmmsg(r1, &(0x7f00000002c0), 0x40000000000009f, 0x0) recvmmsg(r1, &(0x7f0000000700)=[{{0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000300)=""/222, 0xde}, {&(0x7f0000000400)=""/158, 0x9e}, {&(0x7f0000000000)=""/62, 0x3e}, {&(0x7f00000004c0)=""/177, 0xb1}], 0x4, &(0x7f0000000580)=""/139, 0x8b}, 0x8}, {{0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000640)=""/162, 0xa2}], 0x1, &(0x7f00000001c0)=""/58, 0x3a}, 0x5}], 0x2, 0x100, &(0x7f0000000200)={0x77359400}) (async) recvmmsg(r1, &(0x7f0000000700)=[{{0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000300)=""/222, 0xde}, {&(0x7f0000000400)=""/158, 0x9e}, {&(0x7f0000000000)=""/62, 0x3e}, {&(0x7f00000004c0)=""/177, 0xb1}], 0x4, &(0x7f0000000580)=""/139, 0x8b}, 0x8}, {{0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000640)=""/162, 0xa2}], 0x1, &(0x7f00000001c0)=""/58, 0x3a}, 0x5}], 0x2, 0x100, &(0x7f0000000200)={0x77359400}) socket$netlink(0x10, 0x3, 0x0) (async) r2 = socket$netlink(0x10, 0x3, 0x0) sendmmsg(r2, &(0x7f00000002c0), 0x40000000000009f, 0x0) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000800)={0xffffffffffffffff, 0x58, &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0}}, 0x10) r4 = bpf$ITER_CREATE(0x21, &(0x7f0000000940), 0x8) sendmsg$nl_route(r4, 0x0, 0x50) (async) sendmsg$nl_route(r4, 0x0, 0x50) sendmsg$nl_route_sched(r2, &(0x7f0000000900)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000840)=@delqdisc={0x64, 0x25, 0x100, 0x70bd2b, 0x25dfdbfd, {0x0, 0x0, 0x0, r3, {0xf, 0xffff}, {0x5, 0x9}, {0x8, 0xc}}, [@TCA_RATE={0x6, 0x5, {0xc1, 0x6}}, @TCA_STAB={0x30, 0x8, 0x0, 0x1, [{{0x1c, 0x1, {0x2, 0x7f, 0x5, 0x3f, 0x1, 0x401, 0x4, 0x5}}, {0xe, 0x2, [0x84, 0x2, 0x5, 0x2, 0x3]}}]}, @TCA_INGRESS_BLOCK={0x8, 0xd, 0xd4d2}]}, 0x64}, 0x1, 0x0, 0x0, 0x20000810}, 0x4004004) (async) sendmsg$nl_route_sched(r2, &(0x7f0000000900)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000840)=@delqdisc={0x64, 0x25, 0x100, 0x70bd2b, 0x25dfdbfd, {0x0, 0x0, 0x0, r3, {0xf, 0xffff}, {0x5, 0x9}, {0x8, 0xc}}, [@TCA_RATE={0x6, 0x5, {0xc1, 0x6}}, @TCA_STAB={0x30, 0x8, 0x0, 0x1, [{{0x1c, 0x1, {0x2, 0x7f, 0x5, 0x3f, 0x1, 0x401, 0x4, 0x5}}, {0xe, 0x2, [0x84, 0x2, 0x5, 0x2, 0x3]}}]}, @TCA_INGRESS_BLOCK={0x8, 0xd, 0xd4d2}]}, 0x64}, 0x1, 0x0, 0x0, 0x20000810}, 0x4004004) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) write$binfmt_script(r0, &(0x7f0000000980)={'#! ', './file0', [{0x20, '!^:&[#],)'}], 0xa, "476c0e219e"}, 0x1a) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000280)=ANY=[@ANYRES32=0x0, @ANYBLOB="afe6c1b0c1b52ae75177a195d772779d7c82"], &(0x7f0000000180)=0x8) [ 2629.388256][T30647] batman_adv: batadv229: Interface deactivated: netdevsim0 [ 2629.421488][T30647] batman_adv: batadv229: Removing interface: netdevsim0 [ 2629.461195][T30647] batman_adv: batadv230: Adding interface: netdevsim0 [ 2629.484753][T30647] batman_adv: batadv230: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2629.511530][T30647] batman_adv: batadv230: Interface activated: netdevsim0 [ 2629.526124][T30658] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2629.579164][T30660] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 18:57:44 executing program 3: sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x21}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x14, 0x0, 0x4, 0x70bd2b, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x50}, 0xc094) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000000)={0x0, 0xfff}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e20, 0x3, @ipv4={'\x00', '\xff\xff', @loopback}, 0x6ce}, @in6={0xa, 0x4e23, 0xe28, @dev={0xfe, 0x80, '\x00', 0x29}, 0x3}], 0x38) write$binfmt_script(r0, &(0x7f00000003c0)={'#! ', './file0', [{0x20, '\x00\x00'}, {0x20, '\xff\xff'}, {0x20, '\x05\x00\x00\x00\xbe\xbe\xffO>\x9d(\xdb4\x00\xc38\xa3\x8c\xab\x80\xcd\xfb}\x875 ,\xc7G\xf0T\x00\x00\x00\x00'}], 0xa, "eba66210fafc78e53e07699dc3e4ffd80f2f0e79633bd460173116f8ed2b10deb7e880caa7fcc137120f56e41f490800363cc1b707ca54851572acad7aaffd5f2f4cc15cc0ce67835a5cc35c4598aeb547c4f2cfe94d91afbcc94ef261daeba52d74180e5638f2ef09c4414de27bce4cfc21"}, 0xa7) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @private2}, 0x1c) r1 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) setsockopt$inet_sctp_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000000280)={0x7f, 0xff, 0x5, 0x81, 0x5, 0x1, 0x80, 0x20, 0x1, 0x1, 0x4, 0x81, 0x3, 0xee}, 0xe) r2 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$ipvs(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$IPVS_CMD_GET_CONFIG(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x14, r4, 0x1}, 0x14}}, 0x0) sendmsg$IPVS_CMD_FLUSH(r2, &(0x7f0000000600)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000380)={&(0x7f0000000480)={0x150, r4, 0x2, 0x70bd25, 0x25dfdbfc, {}, [@IPVS_CMD_ATTR_SERVICE={0x30, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x4}}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x87}, @IPVS_SVC_ATTR_AF={0x6, 0x1, 0x2}, @IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x8}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x3272}, @IPVS_CMD_ATTR_DEST={0x1c, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_ADDR_FAMILY={0x6}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0xff}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x6, 0xb, 0x2}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x81}, @IPVS_CMD_ATTR_SERVICE={0x80, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x3}, @IPVS_SVC_ATTR_SCHED_NAME={0x9, 0x6, 'none\x00'}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@initdev={0xac, 0x1e, 0x0, 0x0}}, @IPVS_SVC_ATTR_FWMARK={0x8}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x38, 0x20}}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x4}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@initdev={0xac, 0x1e, 0x0, 0x0}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@private1={0xfc, 0x1, '\x00', 0x1}}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e20}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x37}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x8}, @IPVS_CMD_ATTR_DAEMON={0x48, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @loopback}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e20}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @empty}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x5, 0x8, 0xff}, @IPVS_DAEMON_ATTR_STATE={0x8}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x8001}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @remote}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x8}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x4ecd}]}, 0x150}, 0x1, 0x0, 0x0, 0x40cc4}, 0x4000800) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) [ 2629.647828][T30663] batman_adv: batadv3751: Removing interface: netdevsim0 18:57:44 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d300000000e000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:44 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013033900"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2629.710633][T30663] batman_adv: batadv3752: Adding interface: netdevsim0 18:57:44 executing program 3: sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x21}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x14, 0x0, 0x4, 0x70bd2b, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x50}, 0xc094) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000000)={0x0, 0xfff}, 0x8) (async) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e20, 0x3, @ipv4={'\x00', '\xff\xff', @loopback}, 0x6ce}, @in6={0xa, 0x4e23, 0xe28, @dev={0xfe, 0x80, '\x00', 0x29}, 0x3}], 0x38) write$binfmt_script(r0, &(0x7f00000003c0)={'#! ', './file0', [{0x20, '\x00\x00'}, {0x20, '\xff\xff'}, {0x20, '\x05\x00\x00\x00\xbe\xbe\xffO>\x9d(\xdb4\x00\xc38\xa3\x8c\xab\x80\xcd\xfb}\x875 ,\xc7G\xf0T\x00\x00\x00\x00'}], 0xa, "eba66210fafc78e53e07699dc3e4ffd80f2f0e79633bd460173116f8ed2b10deb7e880caa7fcc137120f56e41f490800363cc1b707ca54851572acad7aaffd5f2f4cc15cc0ce67835a5cc35c4598aeb547c4f2cfe94d91afbcc94ef261daeba52d74180e5638f2ef09c4414de27bce4cfc21"}, 0xa7) (async) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @private2}, 0x1c) (async) r1 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) (async) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) (async) setsockopt$inet_sctp_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000000280)={0x7f, 0xff, 0x5, 0x81, 0x5, 0x1, 0x80, 0x20, 0x1, 0x1, 0x4, 0x81, 0x3, 0xee}, 0xe) (async) r2 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) (async) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) r3 = socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_genetlink_get_family_id$ipvs(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$IPVS_CMD_GET_CONFIG(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x14, r4, 0x1}, 0x14}}, 0x0) sendmsg$IPVS_CMD_FLUSH(r2, &(0x7f0000000600)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000380)={&(0x7f0000000480)={0x150, r4, 0x2, 0x70bd25, 0x25dfdbfc, {}, [@IPVS_CMD_ATTR_SERVICE={0x30, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x4}}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x87}, @IPVS_SVC_ATTR_AF={0x6, 0x1, 0x2}, @IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x8}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x3272}, @IPVS_CMD_ATTR_DEST={0x1c, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_ADDR_FAMILY={0x6}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0xff}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x6, 0xb, 0x2}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x81}, @IPVS_CMD_ATTR_SERVICE={0x80, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x3}, @IPVS_SVC_ATTR_SCHED_NAME={0x9, 0x6, 'none\x00'}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@initdev={0xac, 0x1e, 0x0, 0x0}}, @IPVS_SVC_ATTR_FWMARK={0x8}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x38, 0x20}}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x4}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@initdev={0xac, 0x1e, 0x0, 0x0}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@private1={0xfc, 0x1, '\x00', 0x1}}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e20}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x37}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x8}, @IPVS_CMD_ATTR_DAEMON={0x48, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @loopback}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e20}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @empty}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x5, 0x8, 0xff}, @IPVS_DAEMON_ATTR_STATE={0x8}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x8001}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @remote}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x8}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x4ecd}]}, 0x150}, 0x1, 0x0, 0x0, 0x40cc4}, 0x4000800) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) [ 2629.741231][T30663] batman_adv: batadv3752: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2629.807582][T30663] batman_adv: batadv3752: Not using interface netdevsim0 (retrying later): interface not active 18:57:44 executing program 3: sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x21}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x14, 0x0, 0x4, 0x70bd2b, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x50}, 0xc094) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000000)={0x0, 0xfff}, 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e20, 0x3, @ipv4={'\x00', '\xff\xff', @loopback}, 0x6ce}, @in6={0xa, 0x4e23, 0xe28, @dev={0xfe, 0x80, '\x00', 0x29}, 0x3}], 0x38) write$binfmt_script(r0, &(0x7f00000003c0)={'#! ', './file0', [{0x20, '\x00\x00'}, {0x20, '\xff\xff'}, {0x20, '\x05\x00\x00\x00\xbe\xbe\xffO>\x9d(\xdb4\x00\xc38\xa3\x8c\xab\x80\xcd\xfb}\x875 ,\xc7G\xf0T\x00\x00\x00\x00'}], 0xa, "eba66210fafc78e53e07699dc3e4ffd80f2f0e79633bd460173116f8ed2b10deb7e880caa7fcc137120f56e41f490800363cc1b707ca54851572acad7aaffd5f2f4cc15cc0ce67835a5cc35c4598aeb547c4f2cfe94d91afbcc94ef261daeba52d74180e5638f2ef09c4414de27bce4cfc21"}, 0xa7) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @private2}, 0x1c) r1 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) setsockopt$inet_sctp_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000000280)={0x7f, 0xff, 0x5, 0x81, 0x5, 0x1, 0x80, 0x20, 0x1, 0x1, 0x4, 0x81, 0x3, 0xee}, 0xe) r2 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$ipvs(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$IPVS_CMD_GET_CONFIG(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x14, r4, 0x1}, 0x14}}, 0x0) sendmsg$IPVS_CMD_FLUSH(r2, &(0x7f0000000600)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000380)={&(0x7f0000000480)={0x150, r4, 0x2, 0x70bd25, 0x25dfdbfc, {}, [@IPVS_CMD_ATTR_SERVICE={0x30, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x4}}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x87}, @IPVS_SVC_ATTR_AF={0x6, 0x1, 0x2}, @IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x8}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x3272}, @IPVS_CMD_ATTR_DEST={0x1c, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_ADDR_FAMILY={0x6}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0xff}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x6, 0xb, 0x2}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x81}, @IPVS_CMD_ATTR_SERVICE={0x80, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x3}, @IPVS_SVC_ATTR_SCHED_NAME={0x9, 0x6, 'none\x00'}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@initdev={0xac, 0x1e, 0x0, 0x0}}, @IPVS_SVC_ATTR_FWMARK={0x8}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x38, 0x20}}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x4}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@initdev={0xac, 0x1e, 0x0, 0x0}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@private1={0xfc, 0x1, '\x00', 0x1}}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e20}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x37}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x8}, @IPVS_CMD_ATTR_DAEMON={0x48, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @loopback}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e20}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @empty}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x5, 0x8, 0xff}, @IPVS_DAEMON_ATTR_STATE={0x8}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x8001}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @remote}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x8}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x4ecd}]}, 0x150}, 0x1, 0x0, 0x0, 0x40cc4}, 0x4000800) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x21}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x14, 0x0, 0x4, 0x70bd2b, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x50}, 0xc094) (async) socket$inet6_sctp(0xa, 0x1, 0x84) (async) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) (async) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000000000)={0x0, 0xfff}, 0x8) (async) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e20, 0x3, @ipv4={'\x00', '\xff\xff', @loopback}, 0x6ce}, @in6={0xa, 0x4e23, 0xe28, @dev={0xfe, 0x80, '\x00', 0x29}, 0x3}], 0x38) (async) write$binfmt_script(r0, &(0x7f00000003c0)={'#! ', './file0', [{0x20, '\x00\x00'}, {0x20, '\xff\xff'}, {0x20, '\x05\x00\x00\x00\xbe\xbe\xffO>\x9d(\xdb4\x00\xc38\xa3\x8c\xab\x80\xcd\xfb}\x875 ,\xc7G\xf0T\x00\x00\x00\x00'}], 0xa, "eba66210fafc78e53e07699dc3e4ffd80f2f0e79633bd460173116f8ed2b10deb7e880caa7fcc137120f56e41f490800363cc1b707ca54851572acad7aaffd5f2f4cc15cc0ce67835a5cc35c4598aeb547c4f2cfe94d91afbcc94ef261daeba52d74180e5638f2ef09c4414de27bce4cfc21"}, 0xa7) (async) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @private2}, 0x1c) (async) socket(0x10, 0x803, 0x0) (async) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) (async) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) (async) setsockopt$inet_sctp_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000000280)={0x7f, 0xff, 0x5, 0x81, 0x5, 0x1, 0x80, 0x20, 0x1, 0x1, 0x4, 0x81, 0x3, 0xee}, 0xe) (async) socket(0x10, 0x803, 0x0) (async) sendmsg$nl_route_sched(r2, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) (async) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$ipvs(&(0x7f00000001c0), 0xffffffffffffffff) (async) sendmsg$IPVS_CMD_GET_CONFIG(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x14, r4, 0x1}, 0x14}}, 0x0) (async) sendmsg$IPVS_CMD_FLUSH(r2, &(0x7f0000000600)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000380)={&(0x7f0000000480)={0x150, r4, 0x2, 0x70bd25, 0x25dfdbfc, {}, [@IPVS_CMD_ATTR_SERVICE={0x30, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x4}}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x87}, @IPVS_SVC_ATTR_AF={0x6, 0x1, 0x2}, @IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x8}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x3272}, @IPVS_CMD_ATTR_DEST={0x1c, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_ADDR_FAMILY={0x6}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0xff}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x6, 0xb, 0x2}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x81}, @IPVS_CMD_ATTR_SERVICE={0x80, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x3}, @IPVS_SVC_ATTR_SCHED_NAME={0x9, 0x6, 'none\x00'}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@initdev={0xac, 0x1e, 0x0, 0x0}}, @IPVS_SVC_ATTR_FWMARK={0x8}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x38, 0x20}}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x4}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@initdev={0xac, 0x1e, 0x0, 0x0}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@private1={0xfc, 0x1, '\x00', 0x1}}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e20}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x37}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x8}, @IPVS_CMD_ATTR_DAEMON={0x48, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @loopback}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e20}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @empty}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x5, 0x8, 0xff}, @IPVS_DAEMON_ATTR_STATE={0x8}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x8001}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @remote}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x8}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x4ecd}]}, 0x150}, 0x1, 0x0, 0x0, 0x40cc4}, 0x4000800) (async) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) (async) 18:57:45 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000006800000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:45 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0068001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:45 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) socket$inet6_udp(0xa, 0x2, 0x0) [ 2630.022781][T30680] batman_adv: batadv230: Interface deactivated: netdevsim0 [ 2630.055626][T30680] batman_adv: batadv230: Removing interface: netdevsim0 [ 2630.085884][T30680] batman_adv: batadv231: Adding interface: netdevsim0 [ 2630.099973][T30680] batman_adv: batadv231: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 18:57:45 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013003a00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2630.134634][T30680] batman_adv: batadv231: Interface activated: netdevsim0 [ 2630.249721][T30689] batman_adv: batadv3752: Removing interface: netdevsim0 [ 2630.283902][T30689] batman_adv: batadv3753: Adding interface: netdevsim0 18:57:45 executing program 2: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) r1 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000180)=0x14) getsockopt$inet_tcp_TCP_ZEROCOPY_RECEIVE(r1, 0x6, 0x23, &(0x7f0000000280)={&(0x7f0000ffa000/0x3000)=nil, 0x3000, 0x0, 0x0, 0x0, &(0x7f0000000180), 0x0, 0x1, &(0x7f0000000240)=""/39, 0x27}, &(0x7f00000002c0)=0x40) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) connect$inet(r0, &(0x7f0000000140)={0x2, 0x4e24, @local}, 0x10) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) recvmsg$can_raw(r1, &(0x7f0000000640)={&(0x7f0000000380)=@ethernet={0x0, @local}, 0x80, &(0x7f0000000440)=[{&(0x7f00000004c0)=""/113, 0x71}, {&(0x7f0000000540)=""/136, 0x88}, {&(0x7f0000001780)=""/4096, 0x1000}, {&(0x7f0000000300)=""/10, 0xa}], 0x4, &(0x7f0000000600)=""/8, 0x8}, 0x2000) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) setsockopt$inet6_int(r2, 0x29, 0x33, &(0x7f0000000100)=0x5, 0x4) setsockopt$ARPT_SO_SET_ADD_COUNTERS(r2, 0x0, 0x61, &(0x7f0000000000)={'filter\x00', 0x4}, 0x68) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) r3 = socket$l2tp(0x2, 0x2, 0x73) ioctl$ifreq_SIOCGIFINDEX_wireguard(r1, 0x8933, &(0x7f0000000680)={'wg2\x00', 0x0}) setsockopt$inet_pktinfo(r3, 0x0, 0x8, &(0x7f00000006c0)={r4, @rand_addr=0x64010102, @private=0xa010101}, 0xc) 18:57:45 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f00000000c0), &(0x7f0000000180)=0x8) [ 2630.291213][T30689] batman_adv: batadv3753: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2630.364038][T30689] batman_adv: batadv3753: Not using interface netdevsim0 (retrying later): interface not active [ 2630.384261][T30704] batman_adv: batadv839: Interface deactivated: netdevsim0 [ 2630.400158][T30704] batman_adv: batadv839: Removing interface: netdevsim0 18:57:45 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000006c00000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:45 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000008000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:45 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c006c001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:45 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013013a00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2630.672685][T30713] batman_adv: batadv3753: Removing interface: netdevsim0 [ 2630.706836][T30713] batman_adv: batadv3754: Adding interface: netdevsim0 [ 2630.725327][T30713] batman_adv: batadv3754: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2630.760447][T30713] batman_adv: batadv3754: Not using interface netdevsim0 (retrying later): interface not active 18:57:45 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000007400000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2630.820050][T30715] batman_adv: batadv231: Interface deactivated: netdevsim0 [ 2630.853623][T30715] batman_adv: batadv231: Removing interface: netdevsim0 [ 2630.882045][T30715] batman_adv: batadv232: Adding interface: netdevsim0 [ 2630.905101][T30715] batman_adv: batadv232: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 18:57:46 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) (async) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) (async) socket$inet6_udp(0xa, 0x2, 0x0) [ 2630.953009][T30715] batman_adv: batadv232: Interface activated: netdevsim0 18:57:46 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3cb373001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:46 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000006c00000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2631.068849][T30726] batman_adv: batadv3754: Removing interface: netdevsim0 18:57:46 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013023a00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:46 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x7f12, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:46 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000007a00000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:46 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0074001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2631.395221][T30733] batman_adv: batadv232: Interface deactivated: netdevsim0 [ 2631.426543][T30733] batman_adv: batadv232: Removing interface: netdevsim0 [ 2631.449195][T30733] batman_adv: batadv233: Adding interface: netdevsim0 [ 2631.464068][T30733] batman_adv: batadv233: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2631.496249][T30733] batman_adv: batadv233: Interface activated: netdevsim0 18:57:46 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013033a00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:46 executing program 4: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000140)={0x26, 'aead\x00', 0x0, 0x0, 'aegis128-generic\x00'}, 0x5b) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00000001c0)="0a0775b005e381e5b3b60ced5c54dbb7", 0x10) r1 = accept$alg(r0, 0x0, 0x0) sendmsg$alg(r1, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000440)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}, 0x24048047) recvmmsg(r1, &(0x7f0000000500)=[{{0x0, 0x0, &(0x7f00000006c0)=[{&(0x7f0000000080)=""/24, 0x18}], 0x1}}], 0x1, 0x0, 0x0) write$binfmt_misc(r1, &(0x7f0000000700)=ANY=[], 0x45) syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local, @dev, @void, {@generic={0x8863}}}, 0x0) clock_gettime(0x0, &(0x7f0000006300)={0x0, 0x0}) recvmmsg(r1, &(0x7f00000061c0)=[{{&(0x7f00000000c0)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @random}, 0x80, &(0x7f0000000200)=[{&(0x7f0000000000)=""/55, 0x37}], 0x1, &(0x7f0000000300)=""/195, 0xc3}, 0x4c1f}, {{&(0x7f0000000240)=@pppoe={0x18, 0x0, {0x0, @random}}, 0x80, &(0x7f0000001880)=[{&(0x7f0000000400)=""/19, 0x13}, {&(0x7f0000000700)=""/4096, 0x1000}, {&(0x7f0000000540)=""/187, 0xbb}, {&(0x7f0000000480)=""/128, 0x80}, {&(0x7f0000000600)=""/36, 0x24}, {&(0x7f0000000640)=""/89, 0x59}, {&(0x7f0000001700)=""/163, 0xa3}, {&(0x7f00000017c0)=""/167, 0xa7}], 0x8, &(0x7f0000001900)=""/4096, 0x1000}, 0xffffb18b}, {{0x0, 0x0, &(0x7f0000003ac0)=[{&(0x7f0000002900)=""/19, 0x13}, {&(0x7f0000002940)=""/163, 0xa3}, {&(0x7f0000002a00)=""/4096, 0x1000}, {&(0x7f0000006380)=""/128, 0x80}, {&(0x7f0000003a80)=""/17, 0x11}], 0x5, &(0x7f0000003b40)=""/62, 0x3e}, 0x47}, {{&(0x7f0000003b80), 0x80, &(0x7f0000005000)=[{&(0x7f0000003c00)=""/4096, 0x1000}, {&(0x7f0000004c00)=""/231, 0xe7}, {&(0x7f0000004d00)=""/198, 0xc6}, {&(0x7f0000004e00)=""/169, 0xa9}, {&(0x7f0000004ec0)=""/231, 0xe7}, {&(0x7f0000004fc0)=""/63, 0x3f}], 0x6}, 0x8aa}, {{&(0x7f0000005080)=@tipc=@name, 0x80, &(0x7f0000006100)=[{&(0x7f0000005100)=""/4096, 0x1000}], 0x1, &(0x7f0000006140)=""/72, 0x48}, 0xde9b}], 0x5, 0x1, &(0x7f0000006340)={r2, r3+10000000}) sendmsg$BATADV_CMD_GET_ROUTING_ALGOS(0xffffffffffffffff, &(0x7f0000006440)={&(0x7f0000003a00)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000006400)={&(0x7f0000003a40)={0x34, 0x0, 0x10, 0x70bd27, 0x25dfdbfc, {}, [@BATADV_ATTR_GW_MODE={0x5}, @BATADV_ATTR_BRIDGE_LOOP_AVOIDANCE_ENABLED={0x5}, @BATADV_ATTR_AGGREGATED_OGMS_ENABLED={0x5}, @BATADV_ATTR_MULTICAST_FORCEFLOOD_ENABLED={0x5, 0x37, 0x1}]}, 0x34}, 0x1, 0x0, 0x0, 0xc4c4}, 0x40) socket$alg(0x26, 0x5, 0x0) [ 2631.614584][T30743] batman_adv: batadv324: Removing interface: netdevsim0 [ 2631.682784][T30743] batman_adv: batadv325: Adding interface: netdevsim0 [ 2631.716340][T30743] batman_adv: batadv325: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2631.755741][T30743] batman_adv: batadv325: Not using interface netdevsim0 (retrying later): interface not active 18:57:47 executing program 2: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendmsg$RDMA_NLDEV_CMD_GET_CHARDEV(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x22100000}, 0xc, &(0x7f0000000040)={&(0x7f0000000100)={0x6c, 0x140f, 0x8, 0x70bd2b, 0x25dfdbfd, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_CHARDEV_TYPE={0xb, 0x45, 'uverbs\x00'}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_CHARDEV_TYPE={0x7, 0x45, 'sa\x00'}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8}, @RDMA_NLDEV_ATTR_CHARDEV_TYPE={0xb, 0x45, 'uverbs\x00'}, @RDMA_NLDEV_ATTR_CHARDEV_TYPE={0xb, 0x45, 'uverbs\x00'}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}]}, 0x6c}, 0x1, 0x0, 0x0, 0x80}, 0x8050) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) [ 2631.845793][T30747] batman_adv: batadv3756: Adding interface: netdevsim0 [ 2631.854032][T30747] batman_adv: batadv3756: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 18:57:47 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c007a001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2631.910141][T30747] batman_adv: batadv3756: Not using interface netdevsim0 (retrying later): interface not active 18:57:47 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) socket$inet6_udp(0xa, 0x2, 0x0) socket$inet6_sctp(0xa, 0x1, 0x84) (async) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) (async) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) (async) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) (async) socket$inet6_udp(0xa, 0x2, 0x0) (async) 18:57:47 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000127f00000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:47 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013003b00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:47 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c127f001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2632.195908][T30768] batman_adv: batadv3756: Removing interface: netdevsim0 [ 2632.213450][T30768] batman_adv: batadv3757: Adding interface: netdevsim0 [ 2632.224384][T30768] batman_adv: batadv3757: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2632.261219][T30768] batman_adv: batadv3757: Not using interface netdevsim0 (retrying later): interface not active 18:57:47 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000008100000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:47 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0081001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2632.383708][T30773] batman_adv: batadv847: Adding interface: netdevsim0 [ 2632.399819][T30773] batman_adv: batadv847: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 18:57:47 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013013b00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2632.455639][T30773] batman_adv: batadv847: Interface activated: netdevsim0 18:57:47 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c73b3001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:47 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0xf, &(0x7f00000000c0), &(0x7f0000000180)=0x8) [ 2632.697191][T30779] batman_adv: batadv3757: Removing interface: netdevsim0 [ 2632.724171][T30779] batman_adv: batadv3758: Adding interface: netdevsim0 18:57:47 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x2400, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2632.736380][T30779] batman_adv: batadv3758: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2632.771084][T30779] batman_adv: batadv3758: Not using interface netdevsim0 (retrying later): interface not active 18:57:48 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d30000cb700000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:48 executing program 2: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendmsg$RDMA_NLDEV_CMD_GET_CHARDEV(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x22100000}, 0xc, &(0x7f0000000040)={&(0x7f0000000100)={0x6c, 0x140f, 0x8, 0x70bd2b, 0x25dfdbfd, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_CHARDEV_TYPE={0xb, 0x45, 'uverbs\x00'}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_CHARDEV_TYPE={0x7, 0x45, 'sa\x00'}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8}, @RDMA_NLDEV_ATTR_CHARDEV_TYPE={0xb, 0x45, 'uverbs\x00'}, @RDMA_NLDEV_ATTR_CHARDEV_TYPE={0xb, 0x45, 'uverbs\x00'}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}]}, 0x6c}, 0x1, 0x0, 0x0, 0x80}, 0x8050) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) 18:57:48 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x0, @loopback}], 0x1c) r1 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) socket$inet6_sctp(0xa, 0x1, 0x84) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) getsockopt$inet_pktinfo(r1, 0x0, 0x8, &(0x7f0000000000)={0x0, @rand_addr, @loopback}, &(0x7f0000000100)=0xc) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000140)=ANY=[@ANYRES32=0x0, @ANYBLOB="ad52f217f32e1388d6c10e41bb3bca1c3f5d12b01223b24f"], &(0x7f0000000180)=0x8) 18:57:48 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013023b00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:48 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c00f0001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2633.090441][T30795] batman_adv: batadv233: Interface deactivated: netdevsim0 [ 2633.114741][T30795] batman_adv: batadv233: Removing interface: netdevsim0 [ 2633.170341][T30795] batman_adv: batadv234: Adding interface: netdevsim0 [ 2633.177774][T30795] batman_adv: batadv234: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2633.204842][T30795] batman_adv: batadv234: Interface activated: netdevsim0 [ 2633.222932][T30797] __nla_validate_parse: 27 callbacks suppressed [ 2633.222956][T30797] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2633.291854][T30794] batman_adv: batadv3758: Removing interface: netdevsim0 18:57:48 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x2400, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2633.332085][T30794] batman_adv: batadv3759: Adding interface: netdevsim0 [ 2633.347157][T30794] batman_adv: batadv3759: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2633.388223][T30794] batman_adv: batadv3759: Not using interface netdevsim0 (retrying later): interface not active [ 2633.405735][T30806] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2633.450717][T30810] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:48 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d30000cb800000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:48 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013033b00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2633.557642][T30814] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 18:57:48 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001400130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2633.614918][T30815] batman_adv: batadv234: Interface deactivated: netdevsim0 [ 2633.631915][T30815] batman_adv: batadv234: Removing interface: netdevsim0 [ 2633.692020][T30815] batman_adv: batadv235: Adding interface: netdevsim0 [ 2633.709221][T30815] batman_adv: batadv235: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2633.738076][T30815] batman_adv: batadv235: Interface activated: netdevsim0 [ 2633.753237][T30820] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 18:57:48 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x2000, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2633.832791][T30821] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2633.867063][T30823] batman_adv: batadv3759: Removing interface: netdevsim0 [ 2633.883149][T30823] batman_adv: batadv3760: Adding interface: netdevsim0 [ 2633.907824][T30823] batman_adv: batadv3760: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 18:57:49 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) (async) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x0, @loopback}], 0x1c) (async) r1 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) socket$inet6_sctp(0xa, 0x1, 0x84) (async) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) (async) getsockopt$inet_pktinfo(r1, 0x0, 0x8, &(0x7f0000000000)={0x0, @rand_addr, @loopback}, &(0x7f0000000100)=0xc) (async) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) (async) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000140)=ANY=[@ANYRES32=0x0, @ANYBLOB="ad52f217f32e1388d6c10e41bb3bca1c3f5d12b01223b24f"], &(0x7f0000000180)=0x8) 18:57:49 executing program 2: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000000c0)=0x2000000000000074, 0x25d) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendmsg$RDMA_NLDEV_CMD_GET_CHARDEV(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x22100000}, 0xc, &(0x7f0000000040)={&(0x7f0000000100)={0x6c, 0x140f, 0x8, 0x70bd2b, 0x25dfdbfd, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_CHARDEV_TYPE={0xb, 0x45, 'uverbs\x00'}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_CHARDEV_TYPE={0x7, 0x45, 'sa\x00'}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8}, @RDMA_NLDEV_ATTR_CHARDEV_TYPE={0xb, 0x45, 'uverbs\x00'}, @RDMA_NLDEV_ATTR_CHARDEV_TYPE={0xb, 0x45, 'uverbs\x00'}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}]}, 0x6c}, 0x1, 0x0, 0x0, 0x80}, 0x8050) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000080)='htcp\x00', 0x5) sendto$inet(r0, &(0x7f00000012c0)='\t', 0x1, 0x0, 0x0, 0x0) sendmmsg$inet(r0, &(0x7f0000004300)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000001340)="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", 0x411}], 0x1}}], 0x1, 0x0) [ 2633.995331][T30823] batman_adv: batadv3760: Not using interface netdevsim0 (retrying later): interface not active [ 2634.018957][T30826] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:49 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013003c00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:49 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d30000cb900000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2634.086604][T30830] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 18:57:49 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000002100130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2634.195013][T30832] batman_adv: batadv235: Interface deactivated: netdevsim0 [ 2634.210728][T30832] batman_adv: batadv235: Removing interface: netdevsim0 [ 2634.236689][T30832] batman_adv: batadv236: Adding interface: netdevsim0 [ 2634.246915][T30832] batman_adv: batadv236: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2634.277244][T30832] batman_adv: batadv236: Interface activated: netdevsim0 [ 2634.302782][T30843] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:49 executing program 4: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0xc, &(0x7f00000000c0), &(0x7f0000000180)=0x8) [ 2634.402166][T30841] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 18:57:49 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000680000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2634.551135][T30847] batman_adv: batadv3760: Removing interface: netdevsim0 [ 2634.579553][T30847] batman_adv: batadv3761: Adding interface: netdevsim0 [ 2634.596941][T30847] batman_adv: batadv3761: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2634.625212][T30847] batman_adv: batadv3761: Not using interface netdevsim0 (retrying later): interface not active [ 2634.638348][T30848] batman_adv: batadv847: Interface deactivated: netdevsim0 [ 2634.645955][T30848] batman_adv: batadv847: Removing interface: netdevsim0 18:57:49 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000002600130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2634.683804][T30848] batman_adv: batadv851: Adding interface: netdevsim0 [ 2634.707520][T30848] batman_adv: batadv851: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 18:57:49 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d300000f000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2634.777069][T30848] batman_adv: batadv851: Interface activated: netdevsim0 18:57:49 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013013c00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2634.844795][T30854] batman_adv: batadv236: Interface deactivated: netdevsim0 [ 2634.870892][T30854] batman_adv: batadv236: Removing interface: netdevsim0 18:57:50 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x0, @loopback}], 0x1c) r1 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) socket$inet6_sctp(0xa, 0x1, 0x84) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) getsockopt$inet_pktinfo(r1, 0x0, 0x8, &(0x7f0000000000)={0x0, @rand_addr, @loopback}, &(0x7f0000000100)=0xc) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000140)=ANY=[@ANYRES32=0x0, @ANYBLOB="ad52f217f32e1388d6c10e41bb3bca1c3f5d12b01223b24f"], &(0x7f0000000180)=0x8) socket$inet6_sctp(0xa, 0x1, 0x84) (async) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) (async) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x0, @loopback}], 0x1c) (async) socket(0x10, 0x803, 0x0) (async) sendmsg$nl_route_sched(r1, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) (async) socket$inet6_sctp(0xa, 0x1, 0x84) (async) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) (async) getsockopt$inet_pktinfo(r1, 0x0, 0x8, &(0x7f0000000000)={0x0, @rand_addr, @loopback}, &(0x7f0000000100)=0xc) (async) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) (async) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000140)=ANY=[@ANYRES32=0x0, @ANYBLOB="ad52f217f32e1388d6c10e41bb3bca1c3f5d12b01223b24f"], &(0x7f0000000180)=0x8) (async) [ 2634.910548][T30854] batman_adv: batadv237: Adding interface: netdevsim0 18:57:50 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013001d00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2634.943352][T30854] batman_adv: batadv237: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2634.992205][T30854] batman_adv: batadv237: Interface activated: netdevsim0 18:57:50 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000002f00130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:50 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d30000e0000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2635.180586][T30864] batman_adv: batadv3761: Removing interface: netdevsim0 [ 2635.201473][T30864] batman_adv: batadv3762: Adding interface: netdevsim0 18:57:50 executing program 3: sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000640)=@newlink={0x70, 0x10, 0x437, 0x0, 0x800000, {0x0, 0x0, 0x0, 0x0, 0x4048b}, [@IFLA_LINKINFO={0x50, 0x12, 0x0, 0x1, @sit={{0x8}, {0x44, 0x2, 0x0, 0x1, [@IFLA_IPTUN_LOCAL={0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, @IFLA_IPTUN_ENCAP_SPORT={0x6, 0x11, 0x4e24}, @IFLA_IPTUN_REMOTE={0x8, 0x3, @private=0xa010100}, @IFLA_IPTUN_FWMARK={0x8, 0x14, 0x800000ef}, @IFLA_IPTUN_REMOTE={0x8, 0x3, @loopback}, @IFLA_IPTUN_REMOTE={0x8, 0x3, @empty}, @IFLA_IPTUN_TOS={0x5, 0x5, 0x3f}, @IFLA_IPTUN_FLAGS={0x6, 0x8, 0x1d}]}}}]}, 0x70}, 0x1, 0x0, 0x0, 0x8000}, 0x0) sendmmsg$inet(0xffffffffffffffff, &(0x7f00000017c0)=[{{&(0x7f0000000040)={0x2, 0x4e1c, @remote}, 0x10, 0x0, 0x0, &(0x7f00000004c0)=[@ip_pktinfo={{0x1c, 0x0, 0x8, {0x0, @empty}}}], 0x20}}], 0x1, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000280), r0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x100000}, 0x1e, &(0x7f0000000180)={&(0x7f0000000140)=ANY=[@ANYRES64, @ANYRES8=r0, @ANYRES16], 0x5c}, 0x1, 0x0, 0x0, 0x40c84}, 0x4) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000480)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_DEV(r0, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000200)={&(0x7f0000000f40)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="00032bbd7000fcdbdf251b00000010002c800c0004000202aaaaaaaaaaaa082103006e6e4473cbc3f054cdb63e548064368dc6cb17821a5194340a5c6fcff958a07aefd816ab675c7025c8b635cadcc734cae8cee0a3ee1cefda359b4514958ac38ff51450cbf090b62cee3c5a81c1cc368a1a44d1c4099d55094d7fd0b07e6431a5318128b31e796779827541353e514cefb382be5c872b229ecdd7b983627d4f846e982f1a", @ANYRES32=r1, @ANYBLOB="10002c800c0004000203aaaaaaaaaaaa08000300", @ANYRES32=0x0, @ANYBLOB="10002c800c0004000203aaaaaaaaaaaa10002c800c0004000203aaaaaaaaaaaa"], 0x64}, 0x1, 0x0, 0x0, 0x54}, 0x10) sendmsg$IEEE802154_LLSEC_DEL_DEV(0xffffffffffffffff, &(0x7f0000001140)={&(0x7f0000000c00)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000001100)={&(0x7f0000001080)={0x70, 0x0, 0x8, 0x70bd26, 0x25dfdbff, {}, [@IEEE802154_ATTR_HW_ADDR={0xc}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_HW_ADDR={0xc}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r1}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_HW_ADDR={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_DEVKEY(0xffffffffffffffff, &(0x7f000000a900)={&(0x7f000000a840)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f000000a8c0)={&(0x7f000000a880)={0x38, 0x0, 0x4, 0x70bd2a, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x40c0}, 0x4000880) r2 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r2, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000140), 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x2a, 0x803, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r4, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000280)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES64=r5, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) r6 = accept4$netrom(0xffffffffffffffff, &(0x7f0000000300)={{0x3, @null}, [@null, @rose, @null, @null, @bcast, @netrom, @null, @bcast]}, &(0x7f0000000380)=0x48, 0x80800) r7 = socket$netlink(0x10, 0x3, 0x0) r8 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r8, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r8, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) sendmsg$nl_route(r7, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f000000a940)=ANY=[@ANYBLOB="4800b38400001000050700"/22, @ANYRES32=r9, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000500)=@deltclass={0x40, 0x29, 0x800, 0x70bd2a, 0x25dfdbff, {0x0, 0x0, 0x0, 0x0, {0xb, 0xb}, {0xc, 0x3}, {0xfff2, 0x7}}, [@TCA_RATE={0x6, 0x5, {0x8e, 0x6}}, @TCA_RATE={0x6, 0x5, {0x0, 0x7f}}, @tclass_kind_options=@c_prio={0x9}]}, 0x40}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000004c0)=@newtfilter={0x24, 0x2c, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, r9}}, 0x24}}, 0x0) sendmmsg(r6, &(0x7f000000a5c0)=[{{&(0x7f00000003c0)=@alg={0x26, 'rng\x00', 0x0, 0x0, 'drbg_pr_ctr_aes128\x00'}, 0x80, &(0x7f0000000640)=[{&(0x7f0000000440)="e0c6726a24145705287b", 0xa}, {&(0x7f0000000a40)="fae70af7371a7dd5ce0444efed4551802d65b75454fef95677ab9f7c698bdf3316380b49d9a2143d0c007bdcdf29354943e9a2203440d58ab15323623362b59c25dd57ee468210e3e170966c2b324b15a0d2e6e0f9706c9bc6e5e1a1d09813d19a937db55dd602f71f9b7bb7d2204323f7d81545e2b91d0a657067bf8941f07ea69b52a7da3cd374c4126ed1ea849adacb5625ac4a4b351e02ba71e967da460885a51625821040f3d232d8560f37400927cebd7d5e74e551171242ae44862505372f9b183324d8684c0b0e50e47136770e7acf25f1c93031754db6e1160a5cdc4f808ebac0ab1afa85d701ec0bc0d1564ec78bbb4259609d45d7ef56ca11616629689a37ab94fb54dcb6205174063b5fb70c1d9a864e63f46aaeda6bce76750d1fb5f89f8c1f45bd588b66488c1c19f9d80f05edd7b40e151d36f08099da218f74336551cf6fc981952eecbcfbd2b4efc2f211b91f71b3a8bdc378b26b83e6be20d8410105c2a3398583c9b008ccbbbcdc1212d69408e1dcc5b57cf34785314027868b38f57000faed8a34ca164f8dbc4386c0e3933395e7de2d5ff2f38f872052e56820e0daf5cec5fe92653a2d25869fef62db85ca025e0008eccdaaf22b98318649a4166cac82284c3d39a130ad25dc32f59d8aedb0f2b522a8a1724d7d9d30ae130e8335105dc7e9c04864f5fd31eb8ead1f420023fba33087741c8ebc6c1d60461dc9b3e004c7f0a0129e27b77d1ff68e6a19c33d3fc612d69b32fd1b1c46d3c861a21999a2e0eae0f11e4507348935a078aaa5af0621479d1e18ff386b954c3d65873e7db956a9634c1b864f5f587e142bc43a94ded99b5667a6efa8aed7ccea49d49d4782ad01b365f7bc031323d82d96fffe191ae42400333ce8ffd1f5e85bec78a946eedd41925c1c7cce742acaa6c078cafbb24d11ec682ccbebb39a9b750665a417765775998b243ea428f238c662904c75bbb4a69f62fd4dfebf1a1da5bfb188c221f97cc0beeeee15237047cc2c5e337611f3900cc77a92af53c02edad0da5e61740424f493250d2748f4565a5d59b954121739d32822aafe83d602b42f3083f3f62d7b8696ac5d98e43bdbdda592ae04f8170a9ee498c42defacba0fc28ff22c894ad562bb0c6975299716f8b92bd24b0fef96cbf7fc7a2256b517f06123c59f35de2233a9dee9558633210880bee8dbc39046ff2e5d7ded78c8f3b5bfbfc08e7194faecca6ee24e60bbf56670973791b230876d81dc6dc922c81b77b9b545bc71a54a6c8c5055e1d8e1fad533a086bf6325cec12c363e0c43a88f1c762f424c90e03acee83ae0bbada5ac549478194cd43ad027050e0afcc500343acb253385fb3f7d57a82fb90adbd22df339c8936588d7766f07431f2f3da9fc7fc19d5e2d649c275a2216084ef3da80116d04704640a16416e722ad2d7a2e5d763a384e881910aa9f0d5647319e7239dd3afa32e1f3fe1a493189d7f5c96a857ff3113e312d445443401545e90921a2589aaf3fe4e1acf376d5088a07a6d8aa247cef3b2f13f9b0de2fedfaac0ee56237336147c14366659750389b5573e6793fd1339feca2b331589e5515fa0c6e575dcf83fcff54836b951fc889fe95348357088a30d9719c11798bc7e4a253586994225e644cdeb84369848c88c177251f605c711e40160c891addb3859d64c1bcbbe0b0c320252c36a275d8e38f93798ff52831c09bf9d6ee351ec1111e1f9d2dca3aca3e4d69203fb193912f8bffc32e196be20e8242c969d28c8312945a0750bcf78b98117b75898f87ed02bbe98e4f8777111be79eb53bef3a25c6d520b3f5c00687ae0a3cc0b00c9d5b55074bbb18f98fc3bc53db6fbed938209ffa651037b1dd26885024bd501bbed2c599aa37fb7232f910b3e906a0869ce230d3fcfc33087d35444d474cccd900d9eb7d83109a9267b6553defbfecfc44add07f914ec41fd180379703ad5115f1628304a7c77e19ecc1af86492ae627a2883db396ab2d3d82dbd540c90768087506e93a576a48cbb7e8fe9a2a01ecec476ee10ff5982d9f1f444de1d15c0cb7785aa0fe6657777c7aa03f34b41f1801105726444a88e0ff8c60c372cb80436f128c8b34e73b14e77f8087b0f3b48dcc01e972076cf99861baf2a272a7108a9608ca8f553cea23c6eb3ad828f2b54471ca68a9b06195e3e400905df0216edc40fd45218bd555edc0e53a0ca949ba17583c566530da79ae51c12328442b51dfc51c574fdca46290f84e3c54eced4c177232c621b8732b496976a23f51554d1c87a94910aa0159736d40ccbe5d5ef1ecd92f480b89f0bceed58c9998493c09091e861ba29aea16ceb73010b164db58f0922b374b8c26492018c82ba591323da0bb302c8fe38b40cfa92cbe0ae83979e697f570b2f720baa27c2dffa9410090993c24e3c354f66fd7ffd2be31f09502b5aa0d8d55ad6dbdb546ff77a094b720b537c99956bc78cedfe98abd3a340fddfacf37f62ede8c50d03745e4cc6569371e11588aabea2d8c5af5d3d833b87f302a68498e68f417f8a50477af5afe552957b94aaef73c29f08a0b15c02c57c60fa4fb020f644128031f278b248776c9896babe96ce264f308921a34d0a56b0d94236b492feba9e4f41e8884e64ecf6276dc9f6035820a46c2b2c17b9289de06903c57ad6f1e315ef6197af4eed6fa1d0efe8a358550574408b57d9848ed73b9fbe2413e251608aa21c8acdeb860d6222c74ae64f0d0f5c422bc5211d9df8e97d2c33c9e60ff8be0be494ddf700c52350552e671e1ed3508bb4c0a33823c9801ed8ddde9f56355a3ba8ea9800a56359de718a70c9092fd75ebd6a208aefdeabe9e4757bf064dec67a60b62c45ffd033c77e56fd521318549d51b871f447ff7675523657f3a99a0835a2b793a20ba04158be7a2c3e98cce4c8e741fa5b6e30f1e6d2a671071f242c40af0176cd933f8d70a7fb6878d444b7d3dea9fa813d47b2b56556d955c744e5e8c6a4d0dd6424c7b982a2c36d884289308bb0ac25c0f4084a6e8a60709e5e39f29a6b352d982ab4ce3d13a9dcefbf3864bb7ffb401981fb435663be09ab52ad0f35977a1c18d18c498c0ff998d02ba6a3b1917e933a54e233a9ea67585a844200d8c33f5512a34dcb35a6c85af0b01e5532c89199dce6a4421df822f7d6addf1f690d9a4cbcc79a20a0b13f88b8f4d6c7172beb9326f328d8d7943df581cb94795039fcdad3f2f275e5977834fead82d37503820cf47367c220fdbdf87185240eb514987c886808800924849438e8f0f5b5afe376b104f07cb35f4301996f98c01d57396454a9b2fd3a5f301662d6b10a4f37ad4a60d42d5d1dab7adb66cd19b4d75308475783db24968aef74147a1dbb8813d25408fc17da60174ba9ecd9b20380d33b91c5a6469dc5f3255ff450fd42a35bc737e3049bbf1dfd34a011024f7a67343233c7762a820e150a7c3ffa933620e8e47462c9bade8040a2e8437e6af89c39efd370207c4ffd9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0x1000}, {&(0x7f0000000480)="62571d662b214230051d408afad1c11f154aa29ebbb22ce63a27ebe2a499090b8641eb98044c089d05aa43952010698c3fc65906815a8d06c85c73c73d1f5e382ab9c9f148b286c63abf7fa8b08362ca7a585ccd0b04b28e07fcb0f662c75eb5eef56fcda703b50cdcc0e99cdf724581478409756c963bce90d5bf6e14c220fa04ef8eb6db50f719db2763df91a9d4b2f1", 0x91}, {&(0x7f0000000540)="000e6969b98c835dad2689e0acb98ebb89b980e5e432ae247dae5910f66a96ec092f7ffb3a0d12f49a475517b26173231a15e377f4550264155bdde5ca6e05e5065cc97a1e2239a1ffe0526ee7f424dcb929b885263d84a5620beddd1015be9820fae71cb7efa9ad20464cab589a910ee0ca627d18e1cb0f01cdb4d423387dec0c93598b3315d16b97d220f3e2220a4c3141084efeb4c96f9b64c9ffe4b94fbc4ff278146ba98a00138f3ef09284c5aa973d9389bc697a800846c9bffd7914b4d3f7fe5265b65c22ff45", 0xca}], 0x4, &(0x7f0000000680)=[{0xc8, 0x10b, 0x200, "325e87461b5d7fbf88a38a2a7140eb3dea5f184a5fa5cfcc65290a5e48182c34a405eabbd9673065023576b50a6e9c9b9dff03f50165b1283b20f112b8389a82bf8b1d5c664b25f7fc09607d4b8f0194e6a7fdf01e73aef307c0069756cb48ec6d10449ab4c0f4e2623b27fdc56442d851829b0db4b646e71eff208146bd9cad7eb89d7cc4d7bb737c05fe34209b53d1d106045572ff9ff28eb5b3af81eb17057275809e1a90e7c5acff8e5dc6dc57e6cc81b5"}], 0xc8}}, {{0x0, 0x0, &(0x7f0000000940)=[{&(0x7f0000000780)="70892ba6e51cfb0ac86e066753651af87114c2e7af64e1b39be504f74ba63b4f5a3ec36328d9ef6063ca39ad34f890d0246c50be33857588d72b171ae040d61627046fa64057f3c165667b68b00f9d9470be5733a58206bc3ee4c931b461ccc826a9356d0660fba6779fdfa46626295a6bf167d10f564b93dc30a484caafe3ebc9703635b21f20fe677a5c51ce70b5dac927eec2af9a61e1747912cb33f328ad09e620", 0xa3}, 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"7b460d7467dba6a2c1060d801cd2e9001a424f78c99818aa567170a0ad131fa00057e026d01cd319aca1dad0f583097922435a6f277aab819d185c16fca464223d19b95f8bd10160c53670ec7d7dd342eddbbc3f94777183c3cf66efcf9b449a4b22c4d0924a573f106aa1a949fd291622d5f425b8a07b914e6640d41f80a717d7db584d5497cf2969895ad9be48bd2355b5e95e6842f88a59e5622b07496ec99cbe4f44a6bdb8a1303f62dc81920050bbb6e381a2bcef4e0cf896b511c933b7beaab323b47e0803af8f72d8ec3b99ca8ca45c13c7a16b30c8de4a2f0672cffc35f25e94ebe9e92fe77d9cf3059d60e211ed"}, {0x90, 0x118, 0x0, "e783ebcc32fd9a41af166e06ddc1c03a3ed3c7de23d2e1717c473e645dbad99d80589d5bae68b9276af164bf828eaa94fc8a4b397d9f79a03aa695e08297a9fe70c2f87c13c79a5ed46f9c91cfe486d9232ac5bf293504b09eb47d45a1f4af0c3ee85e729290042c1c3498d19f1d2f6521ea5dc3fed4ca813815af"}, {0xa0, 0x10e, 0x3, "9c3123e7351d99b7f0d2dc71c3a17207e687a2435136816e8e4ad593417ee5340f022ffe48565be64a8ac5c8e983244221024d53f0ba5b7957d23ea5d56ed41d167c1242993315aeec680e2633b4bd974d6b309fec6b15d8d51d5e432991b55978eab9c4597d3f4e56ab9ad5df29ef46f93148752c4165c2de947ae619f3c0e77c7f045b5ac7401db6daf3df"}, {0x108, 0x1, 0x2, "b550ebb62ba7ced329016aa8637ff112299b2a149b4ffbcb3f198ea3d2e2e37cfae6776b965beaec9507a180ad01e2be50f2fc3cfde12692cfa0e87c196ad8324065ae0c82b55f1d410537aa6c8c45563e4caf75cbdf28e979b4e109cec534deee4310bddd79418b5e1bdffa9a9e0c2e5cad6e5a2bc9f09cf724e60b599e92b7bbb21307cf81d6e6de8bc146137445b1fcb7de7bc75366846bc0f04f96a66fcc192b4d3a59610c84cf4706f29498ab30cbc51a001b3bceec91aa113b35b2be2a827cefc1888ece4b8b98ef9ac0c76f16d49e32afdca7014de76a42d752fbbde3d724b181b3e344a9c5ad963ed8052dcd72a524bb160ce6"}, {0xe8, 0x0, 0x400, "39b36bebbd12a516265bb4d9f68633a745c3c4a266419960ce5d7d6f05eb22db07e6591b0e1ff8013278238fbbcc126478836a7134bbccfd828c5b1e23a13c234315782381ccf3c5cd3a292b2fd8de0f0125e94a557d3d4013e7a826b3caa9b3f8264cf5237c8397e16e0974c02af4617deda5ba67c57a08fd957f344133ecb1f4576ccbedc26cafbebe45e0c93a2487a038ec2afa47950f139072e4c7f18b53f066ebbaafb2d816fcc51d6bcb3e416c365ab35b44bed082a311872aa948b7c456fb61e73e10af782ddc35226bd057e1724ecc"}, {0x100, 0x10c, 0x10001, "8463e908421e26e681f76c72d69b5119ca22ae76499d6668ebe7afe391c8c08846c9776360eb7bbb87c5f4de3fbaf56057c0a2c2921f71d03c64918b54c6619c0b7d632207cbf8f6f2d8b81742c9832b7132b3802ffb370e3ffb63c098bbfd31d5420dfd518a287bb4790191b678eae259da1e085811d9489b56f2b3a75c278e2ffbb750911929a73faabc4a2818c6f444de0dc19cf1efbc9d268540eb583c25dad8e98400a4535a82a97e428117ff83dfae30544df180920c973bd8afb8fb7b8935acbaa28917889b46befcfe291d30d7026532cbe2982b8cf80593e3a0aa2d857cf3372c9dcf1deb619dac2637d7a4"}], 0x528}}], 0xa, 0x4000004) accept4(r3, &(0x7f0000000100)=@qipcrtr, &(0x7f00000001c0)=0x80, 0x400) setsockopt$sock_timeval(r3, 0x1, 0x42, &(0x7f0000000000), 0x10) sendto$inet6(r2, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r2, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) [ 2635.224710][T30864] batman_adv: batadv3762: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2635.280029][T30864] batman_adv: batadv3762: Not using interface netdevsim0 (retrying later): interface not active 18:57:50 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000f03a02000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:50 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013023c00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2635.403458][T30875] batman_adv: batadv325: Removing interface: netdevsim0 [ 2635.486991][T30875] batman_adv: batadv326: Adding interface: netdevsim0 [ 2635.512721][T30875] batman_adv: batadv326: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2635.542657][T30875] batman_adv: batadv326: Not using interface netdevsim0 (retrying later): interface not active 18:57:50 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x24, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2635.603840][T30883] batman_adv: batadv237: Interface deactivated: netdevsim0 [ 2635.634969][T30883] batman_adv: batadv237: Removing interface: netdevsim0 [ 2635.706920][T30883] batman_adv: batadv238: Adding interface: netdevsim0 [ 2635.724599][T30883] batman_adv: batadv238: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2635.753440][T30883] batman_adv: batadv238: Interface activated: netdevsim0 18:57:50 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000007b00130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:51 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x9, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2636.011581][T30894] batman_adv: batadv3762: Removing interface: netdevsim0 [ 2636.026588][T30894] batman_adv: batadv3763: Adding interface: netdevsim0 [ 2636.037285][T30894] batman_adv: batadv3763: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2636.068406][T30894] batman_adv: batadv3763: Not using interface netdevsim0 (retrying later): interface not active 18:57:51 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013033c00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:51 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000f13a02000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2636.113343][T30899] batman_adv: batadv326: Removing interface: netdevsim0 [ 2636.168995][T30899] batman_adv: batadv327: Adding interface: netdevsim0 18:57:51 executing program 3: sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000640)=@newlink={0x70, 0x10, 0x437, 0x0, 0x800000, {0x0, 0x0, 0x0, 0x0, 0x4048b}, [@IFLA_LINKINFO={0x50, 0x12, 0x0, 0x1, @sit={{0x8}, {0x44, 0x2, 0x0, 0x1, [@IFLA_IPTUN_LOCAL={0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, @IFLA_IPTUN_ENCAP_SPORT={0x6, 0x11, 0x4e24}, @IFLA_IPTUN_REMOTE={0x8, 0x3, @private=0xa010100}, @IFLA_IPTUN_FWMARK={0x8, 0x14, 0x800000ef}, @IFLA_IPTUN_REMOTE={0x8, 0x3, @loopback}, @IFLA_IPTUN_REMOTE={0x8, 0x3, @empty}, @IFLA_IPTUN_TOS={0x5, 0x5, 0x3f}, @IFLA_IPTUN_FLAGS={0x6, 0x8, 0x1d}]}}}]}, 0x70}, 0x1, 0x0, 0x0, 0x8000}, 0x0) (async) sendmmsg$inet(0xffffffffffffffff, &(0x7f00000017c0)=[{{&(0x7f0000000040)={0x2, 0x4e1c, @remote}, 0x10, 0x0, 0x0, &(0x7f00000004c0)=[@ip_pktinfo={{0x1c, 0x0, 0x8, {0x0, @empty}}}], 0x20}}], 0x1, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000280), r0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x100000}, 0x1e, &(0x7f0000000180)={&(0x7f0000000140)=ANY=[@ANYRES64, @ANYRES8=r0, @ANYRES16], 0x5c}, 0x1, 0x0, 0x0, 0x40c84}, 0x4) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000480)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_DEV(r0, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000200)={&(0x7f0000000f40)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="00032bbd7000fcdbdf251b00000010002c800c0004000202aaaaaaaaaaaa082103006e6e4473cbc3f054cdb63e548064368dc6cb17821a5194340a5c6fcff958a07aefd816ab675c7025c8b635cadcc734cae8cee0a3ee1cefda359b4514958ac38ff51450cbf090b62cee3c5a81c1cc368a1a44d1c4099d55094d7fd0b07e6431a5318128b31e796779827541353e514cefb382be5c872b229ecdd7b983627d4f846e982f1a", @ANYRES32=r1, @ANYBLOB="10002c800c0004000203aaaaaaaaaaaa08000300", @ANYRES32=0x0, @ANYBLOB="10002c800c0004000203aaaaaaaaaaaa10002c800c0004000203aaaaaaaaaaaa"], 0x64}, 0x1, 0x0, 0x0, 0x54}, 0x10) sendmsg$IEEE802154_LLSEC_DEL_DEV(0xffffffffffffffff, &(0x7f0000001140)={&(0x7f0000000c00)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000001100)={&(0x7f0000001080)={0x70, 0x0, 0x8, 0x70bd26, 0x25dfdbff, {}, [@IEEE802154_ATTR_HW_ADDR={0xc}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_HW_ADDR={0xc}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r1}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_HW_ADDR={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x800}, 0x0) (async) sendmsg$IEEE802154_LLSEC_ADD_DEVKEY(0xffffffffffffffff, &(0x7f000000a900)={&(0x7f000000a840)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f000000a8c0)={&(0x7f000000a880)={0x38, 0x0, 0x4, 0x70bd2a, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x40c0}, 0x4000880) (async) r2 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r2, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000140), 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) (async) r4 = socket(0x2a, 0x803, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) (async) getsockname$packet(r4, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000280)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES64=r5, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) (async) r6 = accept4$netrom(0xffffffffffffffff, &(0x7f0000000300)={{0x3, @null}, [@null, @rose, @null, @null, @bcast, @netrom, @null, @bcast]}, &(0x7f0000000380)=0x48, 0x80800) (async) r7 = socket$netlink(0x10, 0x3, 0x0) r8 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r8, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) (async) getsockname$packet(r8, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) sendmsg$nl_route(r7, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f000000a940)=ANY=[@ANYBLOB="4800b38400001000050700"/22, @ANYRES32=r9, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000500)=@deltclass={0x40, 0x29, 0x800, 0x70bd2a, 0x25dfdbff, {0x0, 0x0, 0x0, 0x0, {0xb, 0xb}, {0xc, 0x3}, {0xfff2, 0x7}}, [@TCA_RATE={0x6, 0x5, {0x8e, 0x6}}, @TCA_RATE={0x6, 0x5, {0x0, 0x7f}}, @tclass_kind_options=@c_prio={0x9}]}, 0x40}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000004c0)=@newtfilter={0x24, 0x2c, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, r9}}, 0x24}}, 0x0) sendmmsg(r6, &(0x7f000000a5c0)=[{{&(0x7f00000003c0)=@alg={0x26, 'rng\x00', 0x0, 0x0, 'drbg_pr_ctr_aes128\x00'}, 0x80, &(0x7f0000000640)=[{&(0x7f0000000440)="e0c6726a24145705287b", 0xa}, {&(0x7f0000000a40)="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", 0x1000}, {&(0x7f0000000480)="62571d662b214230051d408afad1c11f154aa29ebbb22ce63a27ebe2a499090b8641eb98044c089d05aa43952010698c3fc65906815a8d06c85c73c73d1f5e382ab9c9f148b286c63abf7fa8b08362ca7a585ccd0b04b28e07fcb0f662c75eb5eef56fcda703b50cdcc0e99cdf724581478409756c963bce90d5bf6e14c220fa04ef8eb6db50f719db2763df91a9d4b2f1", 0x91}, {&(0x7f0000000540)="000e6969b98c835dad2689e0acb98ebb89b980e5e432ae247dae5910f66a96ec092f7ffb3a0d12f49a475517b26173231a15e377f4550264155bdde5ca6e05e5065cc97a1e2239a1ffe0526ee7f424dcb929b885263d84a5620beddd1015be9820fae71cb7efa9ad20464cab589a910ee0ca627d18e1cb0f01cdb4d423387dec0c93598b3315d16b97d220f3e2220a4c3141084efeb4c96f9b64c9ffe4b94fbc4ff278146ba98a00138f3ef09284c5aa973d9389bc697a800846c9bffd7914b4d3f7fe5265b65c22ff45", 0xca}], 0x4, &(0x7f0000000680)=[{0xc8, 0x10b, 0x200, 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{&(0x7f0000000840)="74da67ef81f993df452ed551db56c5df0a0c681433286b9b45da7c174e60a4f5ecad0374f2a67eb6545188b8ad04a46bc2375e64560b806174f362ea31e24419022be2fd6eeb5e09cf718af0c1c276865e5b8928e2113eabfca824f4e45f2bf2b2c3b14c2470722fd9ad1d8eab6448", 0x6f}, {&(0x7f00000008c0)="78b0632a440c8fd27e9852468c1270ce91acfbc28f6ca0226b122d6d1149203b0cbb65cbbc14c3f34e3c4e1cce34522a5cfb639407edd32fa15a194111d82914b4478985b5e251a6e26f7321a240", 0x4e}], 0x3, &(0x7f0000001a40)=[{0xd0, 0x113, 0xfffffffa, "6e1af03a970923a44efd64bde4275be152189c1453daaab8399ea6e23e2e279257b264722e2e8daf3c36fa390a10eacb2e63cdbf69ba95704af27ccc37345760522459d3f2b24e26c860446e393399f483f98310f724ed9b59d19e7b513221bdfd4093ecb0f8765857a7f275429a71e69e262a4d54bacaa231775e7d54e036c1e4d9ffa929d21ce19a5111907722478c0a62f46e9f23dca206210d38cf22b948a20343345fbe00dbb6594ed8ce9ed56900f663b5ebf5743ae5b78994d1b3b8ed"}, {0x98, 0x10e, 0x9, 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"9c3123e7351d99b7f0d2dc71c3a17207e687a2435136816e8e4ad593417ee5340f022ffe48565be64a8ac5c8e983244221024d53f0ba5b7957d23ea5d56ed41d167c1242993315aeec680e2633b4bd974d6b309fec6b15d8d51d5e432991b55978eab9c4597d3f4e56ab9ad5df29ef46f93148752c4165c2de947ae619f3c0e77c7f045b5ac7401db6daf3df"}, {0x108, 0x1, 0x2, "b550ebb62ba7ced329016aa8637ff112299b2a149b4ffbcb3f198ea3d2e2e37cfae6776b965beaec9507a180ad01e2be50f2fc3cfde12692cfa0e87c196ad8324065ae0c82b55f1d410537aa6c8c45563e4caf75cbdf28e979b4e109cec534deee4310bddd79418b5e1bdffa9a9e0c2e5cad6e5a2bc9f09cf724e60b599e92b7bbb21307cf81d6e6de8bc146137445b1fcb7de7bc75366846bc0f04f96a66fcc192b4d3a59610c84cf4706f29498ab30cbc51a001b3bceec91aa113b35b2be2a827cefc1888ece4b8b98ef9ac0c76f16d49e32afdca7014de76a42d752fbbde3d724b181b3e344a9c5ad963ed8052dcd72a524bb160ce6"}, {0xe8, 0x0, 0x400, "39b36bebbd12a516265bb4d9f68633a745c3c4a266419960ce5d7d6f05eb22db07e6591b0e1ff8013278238fbbcc126478836a7134bbccfd828c5b1e23a13c234315782381ccf3c5cd3a292b2fd8de0f0125e94a557d3d4013e7a826b3caa9b3f8264cf5237c8397e16e0974c02af4617deda5ba67c57a08fd957f344133ecb1f4576ccbedc26cafbebe45e0c93a2487a038ec2afa47950f139072e4c7f18b53f066ebbaafb2d816fcc51d6bcb3e416c365ab35b44bed082a311872aa948b7c456fb61e73e10af782ddc35226bd057e1724ecc"}, {0x100, 0x10c, 0x10001, "8463e908421e26e681f76c72d69b5119ca22ae76499d6668ebe7afe391c8c08846c9776360eb7bbb87c5f4de3fbaf56057c0a2c2921f71d03c64918b54c6619c0b7d632207cbf8f6f2d8b81742c9832b7132b3802ffb370e3ffb63c098bbfd31d5420dfd518a287bb4790191b678eae259da1e085811d9489b56f2b3a75c278e2ffbb750911929a73faabc4a2818c6f444de0dc19cf1efbc9d268540eb583c25dad8e98400a4535a82a97e428117ff83dfae30544df180920c973bd8afb8fb7b8935acbaa28917889b46befcfe291d30d7026532cbe2982b8cf80593e3a0aa2d857cf3372c9dcf1deb619dac2637d7a4"}], 0x528}}], 0xa, 0x4000004) (async) accept4(r3, &(0x7f0000000100)=@qipcrtr, &(0x7f00000001c0)=0x80, 0x400) setsockopt$sock_timeval(r3, 0x1, 0x42, &(0x7f0000000000), 0x10) (async) sendto$inet6(r2, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) (async) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r2, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) [ 2636.203031][T30899] batman_adv: batadv327: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2636.258665][T30899] batman_adv: batadv327: Not using interface netdevsim0 (retrying later): interface not active 18:57:51 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x24, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:51 executing program 3: sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000640)=@newlink={0x70, 0x10, 0x437, 0x0, 0x800000, {0x0, 0x0, 0x0, 0x0, 0x4048b}, [@IFLA_LINKINFO={0x50, 0x12, 0x0, 0x1, @sit={{0x8}, {0x44, 0x2, 0x0, 0x1, [@IFLA_IPTUN_LOCAL={0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, @IFLA_IPTUN_ENCAP_SPORT={0x6, 0x11, 0x4e24}, @IFLA_IPTUN_REMOTE={0x8, 0x3, @private=0xa010100}, @IFLA_IPTUN_FWMARK={0x8, 0x14, 0x800000ef}, @IFLA_IPTUN_REMOTE={0x8, 0x3, @loopback}, @IFLA_IPTUN_REMOTE={0x8, 0x3, @empty}, @IFLA_IPTUN_TOS={0x5, 0x5, 0x3f}, @IFLA_IPTUN_FLAGS={0x6, 0x8, 0x1d}]}}}]}, 0x70}, 0x1, 0x0, 0x0, 0x8000}, 0x0) (async) sendmmsg$inet(0xffffffffffffffff, &(0x7f00000017c0)=[{{&(0x7f0000000040)={0x2, 0x4e1c, @remote}, 0x10, 0x0, 0x0, &(0x7f00000004c0)=[@ip_pktinfo={{0x1c, 0x0, 0x8, {0x0, @empty}}}], 0x20}}], 0x1, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000280), r0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x100000}, 0x1e, &(0x7f0000000180)={&(0x7f0000000140)=ANY=[@ANYRES64, @ANYRES8=r0, @ANYRES16], 0x5c}, 0x1, 0x0, 0x0, 0x40c84}, 0x4) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000480)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_DEV(r0, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000200)={&(0x7f0000000f40)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="00032bbd7000fcdbdf251b00000010002c800c0004000202aaaaaaaaaaaa082103006e6e4473cbc3f054cdb63e548064368dc6cb17821a5194340a5c6fcff958a07aefd816ab675c7025c8b635cadcc734cae8cee0a3ee1cefda359b4514958ac38ff51450cbf090b62cee3c5a81c1cc368a1a44d1c4099d55094d7fd0b07e6431a5318128b31e796779827541353e514cefb382be5c872b229ecdd7b983627d4f846e982f1a", @ANYRES32=r1, @ANYBLOB="10002c800c0004000203aaaaaaaaaaaa08000300", @ANYRES32=0x0, @ANYBLOB="10002c800c0004000203aaaaaaaaaaaa10002c800c0004000203aaaaaaaaaaaa"], 0x64}, 0x1, 0x0, 0x0, 0x54}, 0x10) (async, rerun: 64) sendmsg$IEEE802154_LLSEC_DEL_DEV(0xffffffffffffffff, &(0x7f0000001140)={&(0x7f0000000c00)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000001100)={&(0x7f0000001080)={0x70, 0x0, 0x8, 0x70bd26, 0x25dfdbff, {}, [@IEEE802154_ATTR_HW_ADDR={0xc}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_HW_ADDR={0xc}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r1}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_HW_ADDR={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x800}, 0x0) (async, rerun: 64) sendmsg$IEEE802154_LLSEC_ADD_DEVKEY(0xffffffffffffffff, &(0x7f000000a900)={&(0x7f000000a840)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f000000a8c0)={&(0x7f000000a880)={0x38, 0x0, 0x4, 0x70bd2a, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x40c0}, 0x4000880) r2 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r2, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000140), 0x0) (async) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x2a, 0x803, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) (async) getsockname$packet(r4, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000280)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES64=r5, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) (async) r6 = accept4$netrom(0xffffffffffffffff, &(0x7f0000000300)={{0x3, @null}, [@null, @rose, @null, @null, @bcast, @netrom, @null, @bcast]}, &(0x7f0000000380)=0x48, 0x80800) (async) r7 = socket$netlink(0x10, 0x3, 0x0) (async) r8 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r8, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) (async, rerun: 64) getsockname$packet(r8, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) (rerun: 64) sendmsg$nl_route(r7, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f000000a940)=ANY=[@ANYBLOB="4800b38400001000050700"/22, @ANYRES32=r9, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000500)=@deltclass={0x40, 0x29, 0x800, 0x70bd2a, 0x25dfdbff, {0x0, 0x0, 0x0, 0x0, {0xb, 0xb}, {0xc, 0x3}, {0xfff2, 0x7}}, [@TCA_RATE={0x6, 0x5, {0x8e, 0x6}}, @TCA_RATE={0x6, 0x5, {0x0, 0x7f}}, @tclass_kind_options=@c_prio={0x9}]}, 0x40}}, 0x0) (async, rerun: 64) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000004c0)=@newtfilter={0x24, 0x2c, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, r9}}, 0x24}}, 0x0) (rerun: 64) sendmmsg(r6, &(0x7f000000a5c0)=[{{&(0x7f00000003c0)=@alg={0x26, 'rng\x00', 0x0, 0x0, 'drbg_pr_ctr_aes128\x00'}, 0x80, &(0x7f0000000640)=[{&(0x7f0000000440)="e0c6726a24145705287b", 0xa}, {&(0x7f0000000a40)="fae70af7371a7dd5ce0444efed4551802d65b75454fef95677ab9f7c698bdf3316380b49d9a2143d0c007bdcdf29354943e9a2203440d58ab15323623362b59c25dd57ee468210e3e170966c2b324b15a0d2e6e0f9706c9bc6e5e1a1d09813d19a937db55dd602f71f9b7bb7d2204323f7d81545e2b91d0a657067bf8941f07ea69b52a7da3cd374c4126ed1ea849adacb5625ac4a4b351e02ba71e967da460885a51625821040f3d232d8560f37400927cebd7d5e74e551171242ae44862505372f9b183324d8684c0b0e50e47136770e7acf25f1c93031754db6e1160a5cdc4f808ebac0ab1afa85d701ec0bc0d1564ec78bbb4259609d45d7ef56ca11616629689a37ab94fb54dcb6205174063b5fb70c1d9a864e63f46aaeda6bce76750d1fb5f89f8c1f45bd588b66488c1c19f9d80f05edd7b40e151d36f08099da218f74336551cf6fc981952eecbcfbd2b4efc2f211b91f71b3a8bdc378b26b83e6be20d8410105c2a3398583c9b008ccbbbcdc1212d69408e1dcc5b57cf34785314027868b38f57000faed8a34ca164f8dbc4386c0e3933395e7de2d5ff2f38f872052e56820e0daf5cec5fe92653a2d25869fef62db85ca025e0008eccdaaf22b98318649a4166cac82284c3d39a130ad25dc32f59d8aedb0f2b522a8a1724d7d9d30ae130e8335105dc7e9c04864f5fd31eb8ead1f420023fba33087741c8ebc6c1d60461dc9b3e004c7f0a0129e27b77d1ff68e6a19c33d3fc612d69b32fd1b1c46d3c861a21999a2e0eae0f11e4507348935a078aaa5af0621479d1e18ff386b954c3d65873e7db956a9634c1b864f5f587e142bc43a94ded99b5667a6efa8aed7ccea49d49d4782ad01b365f7bc031323d82d96fffe191ae42400333ce8ffd1f5e85bec78a946eedd41925c1c7cce742acaa6c078cafbb24d11ec682ccbebb39a9b750665a417765775998b243ea428f238c662904c75bbb4a69f62fd4dfebf1a1da5bfb188c221f97cc0beeeee15237047cc2c5e337611f3900cc77a92af53c02edad0da5e61740424f493250d2748f4565a5d59b954121739d32822aafe83d602b42f3083f3f62d7b8696ac5d98e43bdbdda592ae04f8170a9ee498c42defacba0fc28ff22c894ad562bb0c6975299716f8b92bd24b0fef96cbf7fc7a2256b517f06123c59f35de2233a9dee9558633210880bee8dbc39046ff2e5d7ded78c8f3b5bfbfc08e7194faecca6ee24e60bbf56670973791b230876d81dc6dc922c81b77b9b545bc71a54a6c8c5055e1d8e1fad533a086bf6325cec12c363e0c43a88f1c762f424c90e03acee83ae0bbada5ac549478194cd43ad027050e0afcc500343acb253385fb3f7d57a82fb90adbd22df339c8936588d7766f07431f2f3da9fc7fc19d5e2d649c275a2216084ef3da80116d04704640a16416e722ad2d7a2e5d763a384e881910aa9f0d5647319e7239dd3afa32e1f3fe1a493189d7f5c96a857ff3113e312d445443401545e90921a2589aaf3fe4e1acf376d5088a07a6d8aa247cef3b2f13f9b0de2fedfaac0ee56237336147c14366659750389b5573e6793fd1339feca2b331589e5515fa0c6e575dcf83fcff54836b951fc889fe95348357088a30d9719c11798bc7e4a253586994225e644cdeb84369848c88c177251f605c711e40160c891addb3859d64c1bcbbe0b0c320252c36a275d8e38f93798ff52831c09bf9d6ee351ec1111e1f9d2dca3aca3e4d69203fb193912f8bffc32e196be20e8242c969d28c8312945a0750bcf78b98117b75898f87ed02bbe98e4f8777111be79eb53bef3a25c6d520b3f5c00687ae0a3cc0b00c9d5b55074bbb18f98fc3bc53db6fbed938209ffa651037b1dd26885024bd501bbed2c599aa37fb7232f910b3e906a0869ce230d3fcfc33087d35444d474cccd900d9eb7d83109a9267b6553defbfecfc44add07f914ec41fd180379703ad5115f1628304a7c77e19ecc1af86492ae627a2883db396ab2d3d82dbd540c90768087506e93a576a48cbb7e8fe9a2a01ecec476ee10ff5982d9f1f444de1d15c0cb7785aa0fe6657777c7aa03f34b41f1801105726444a88e0ff8c60c372cb80436f128c8b34e73b14e77f8087b0f3b48dcc01e972076cf99861baf2a272a7108a9608ca8f553cea23c6eb3ad828f2b54471ca68a9b06195e3e400905df0216edc40fd45218bd555edc0e53a0ca949ba17583c566530da79ae51c12328442b51dfc51c574fdca46290f84e3c54eced4c177232c621b8732b496976a23f51554d1c87a94910aa0159736d40ccbe5d5ef1ecd92f480b89f0bceed58c9998493c09091e861ba29aea16ceb73010b164db58f0922b374b8c26492018c82ba591323da0bb302c8fe38b40cfa92cbe0ae83979e697f570b2f720baa27c2dffa9410090993c24e3c354f66fd7ffd2be31f09502b5aa0d8d55ad6dbdb546ff77a094b720b537c99956bc78cedfe98abd3a340fddfacf37f62ede8c50d03745e4cc6569371e11588aabea2d8c5af5d3d833b87f302a68498e68f417f8a50477af5afe552957b94aaef73c29f08a0b15c02c57c60fa4fb020f644128031f278b248776c9896babe96ce264f308921a34d0a56b0d94236b492feba9e4f41e8884e64ecf6276dc9f6035820a46c2b2c17b9289de06903c57ad6f1e315ef6197af4eed6fa1d0efe8a358550574408b57d9848ed73b9fbe2413e251608aa21c8acdeb860d6222c74ae64f0d0f5c422bc5211d9df8e97d2c33c9e60ff8be0be494ddf700c52350552e671e1ed3508bb4c0a33823c9801ed8ddde9f56355a3ba8ea9800a56359de718a70c9092fd75ebd6a208aefdeabe9e4757bf064dec67a60b62c45ffd033c77e56fd521318549d51b871f447ff7675523657f3a99a0835a2b793a20ba04158be7a2c3e98cce4c8e741fa5b6e30f1e6d2a671071f242c40af0176cd933f8d70a7fb6878d444b7d3dea9fa813d47b2b56556d955c744e5e8c6a4d0dd6424c7b982a2c36d884289308bb0ac25c0f4084a6e8a60709e5e39f29a6b352d982ab4ce3d13a9dcefbf3864bb7ffb401981fb435663be09ab52ad0f35977a1c18d18c498c0ff998d02ba6a3b1917e933a54e233a9ea67585a844200d8c33f5512a34dcb35a6c85af0b01e5532c89199dce6a4421df822f7d6addf1f690d9a4cbcc79a20a0b13f88b8f4d6c7172beb9326f328d8d7943df581cb94795039fcdad3f2f275e5977834fead82d37503820cf47367c220fdbdf87185240eb514987c886808800924849438e8f0f5b5afe376b104f07cb35f4301996f98c01d57396454a9b2fd3a5f301662d6b10a4f37ad4a60d42d5d1dab7adb66cd19b4d75308475783db24968aef74147a1dbb8813d25408fc17da60174ba9ecd9b20380d33b91c5a6469dc5f3255ff450fd42a35bc737e3049bbf1dfd34a011024f7a67343233c7762a820e150a7c3ffa933620e8e47462c9bade8040a2e8437e6af89c39efd370207c4ffd9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"7b460d7467dba6a2c1060d801cd2e9001a424f78c99818aa567170a0ad131fa00057e026d01cd319aca1dad0f583097922435a6f277aab819d185c16fca464223d19b95f8bd10160c53670ec7d7dd342eddbbc3f94777183c3cf66efcf9b449a4b22c4d0924a573f106aa1a949fd291622d5f425b8a07b914e6640d41f80a717d7db584d5497cf2969895ad9be48bd2355b5e95e6842f88a59e5622b07496ec99cbe4f44a6bdb8a1303f62dc81920050bbb6e381a2bcef4e0cf896b511c933b7beaab323b47e0803af8f72d8ec3b99ca8ca45c13c7a16b30c8de4a2f0672cffc35f25e94ebe9e92fe77d9cf3059d60e211ed"}, {0x90, 0x118, 0x0, "e783ebcc32fd9a41af166e06ddc1c03a3ed3c7de23d2e1717c473e645dbad99d80589d5bae68b9276af164bf828eaa94fc8a4b397d9f79a03aa695e08297a9fe70c2f87c13c79a5ed46f9c91cfe486d9232ac5bf293504b09eb47d45a1f4af0c3ee85e729290042c1c3498d19f1d2f6521ea5dc3fed4ca813815af"}, {0xa0, 0x10e, 0x3, "9c3123e7351d99b7f0d2dc71c3a17207e687a2435136816e8e4ad593417ee5340f022ffe48565be64a8ac5c8e983244221024d53f0ba5b7957d23ea5d56ed41d167c1242993315aeec680e2633b4bd974d6b309fec6b15d8d51d5e432991b55978eab9c4597d3f4e56ab9ad5df29ef46f93148752c4165c2de947ae619f3c0e77c7f045b5ac7401db6daf3df"}, {0x108, 0x1, 0x2, "b550ebb62ba7ced329016aa8637ff112299b2a149b4ffbcb3f198ea3d2e2e37cfae6776b965beaec9507a180ad01e2be50f2fc3cfde12692cfa0e87c196ad8324065ae0c82b55f1d410537aa6c8c45563e4caf75cbdf28e979b4e109cec534deee4310bddd79418b5e1bdffa9a9e0c2e5cad6e5a2bc9f09cf724e60b599e92b7bbb21307cf81d6e6de8bc146137445b1fcb7de7bc75366846bc0f04f96a66fcc192b4d3a59610c84cf4706f29498ab30cbc51a001b3bceec91aa113b35b2be2a827cefc1888ece4b8b98ef9ac0c76f16d49e32afdca7014de76a42d752fbbde3d724b181b3e344a9c5ad963ed8052dcd72a524bb160ce6"}, {0xe8, 0x0, 0x400, "39b36bebbd12a516265bb4d9f68633a745c3c4a266419960ce5d7d6f05eb22db07e6591b0e1ff8013278238fbbcc126478836a7134bbccfd828c5b1e23a13c234315782381ccf3c5cd3a292b2fd8de0f0125e94a557d3d4013e7a826b3caa9b3f8264cf5237c8397e16e0974c02af4617deda5ba67c57a08fd957f344133ecb1f4576ccbedc26cafbebe45e0c93a2487a038ec2afa47950f139072e4c7f18b53f066ebbaafb2d816fcc51d6bcb3e416c365ab35b44bed082a311872aa948b7c456fb61e73e10af782ddc35226bd057e1724ecc"}, {0x100, 0x10c, 0x10001, "8463e908421e26e681f76c72d69b5119ca22ae76499d6668ebe7afe391c8c08846c9776360eb7bbb87c5f4de3fbaf56057c0a2c2921f71d03c64918b54c6619c0b7d632207cbf8f6f2d8b81742c9832b7132b3802ffb370e3ffb63c098bbfd31d5420dfd518a287bb4790191b678eae259da1e085811d9489b56f2b3a75c278e2ffbb750911929a73faabc4a2818c6f444de0dc19cf1efbc9d268540eb583c25dad8e98400a4535a82a97e428117ff83dfae30544df180920c973bd8afb8fb7b8935acbaa28917889b46befcfe291d30d7026532cbe2982b8cf80593e3a0aa2d857cf3372c9dcf1deb619dac2637d7a4"}], 0x528}}], 0xa, 0x4000004) (async) accept4(r3, &(0x7f0000000100)=@qipcrtr, &(0x7f00000001c0)=0x80, 0x400) (async) setsockopt$sock_timeval(r3, 0x1, 0x42, &(0x7f0000000000), 0x10) (async) sendto$inet6(r2, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r2, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) [ 2636.442453][T30906] batman_adv: batadv238: Interface deactivated: netdevsim0 [ 2636.464776][T30906] batman_adv: batadv238: Removing interface: netdevsim0 18:57:51 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c00000ea000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2636.497596][T30906] batman_adv: batadv239: Adding interface: netdevsim0 [ 2636.522197][T30906] batman_adv: batadv239: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2636.574157][T30906] batman_adv: batadv239: Interface activated: netdevsim0 18:57:51 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013001900"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2636.687529][T30918] batman_adv: batadv3763: Removing interface: netdevsim0 [ 2636.700689][T30918] batman_adv: batadv3764: Adding interface: netdevsim0 [ 2636.708507][T30918] batman_adv: batadv3764: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2636.741378][T30918] batman_adv: batadv3764: Not using interface netdevsim0 (retrying later): interface not active 18:57:51 executing program 3: write$binfmt_script(0xffffffffffffffff, &(0x7f0000000300)={'#! ', './file0', [{0x20, '#'}, {0x20, '\\'}], 0xa, "54b7cfc9865e66f476d2a1deeefb4ce85233c594f5ca0d9c34b24e1ea812ee1b7668b959fa4914945fd4c55393fbdac96c02eb61cced353926797f3a66898410a4a4f4d1233d8045f212f5835b1a0acea8f81fffdee474a3a9f34ccb5597f8ea76abba1140a422093075ad70f710668015ee3e0ae410fa9d5929996e2e97cb3fe474ffe606d4b7661c60bf0be3918d317d50f31cd7c70000faa9cc293a3f32b000f462ca7f5779a6940d22e5a08011fa5059a9bb82626bbed775286e417792cb09e113f4fb456741ec5cad7faf1ce912534f78a8"}, 0xe3) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) listen(r0, 0xb) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) 18:57:51 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013003d00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:51 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000f23a02000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2636.885215][T30931] batman_adv: batadv327: Removing interface: netdevsim0 18:57:52 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000008b000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2636.940187][T30931] batman_adv: batadv328: Adding interface: netdevsim0 [ 2636.981800][T30931] batman_adv: batadv328: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2637.015119][T30931] batman_adv: batadv328: Not using interface netdevsim0 (retrying later): interface not active 18:57:52 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x6}, @dev, @void, {@generic={0x8863}}}, 0x0) [ 2637.093962][T30949] batman_adv: batadv3764: Removing interface: netdevsim0 [ 2637.121971][T30937] batman_adv: batadv239: Interface deactivated: netdevsim0 18:57:52 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x6}, @dev, @void, {@generic={0x8863}}}, 0x0) [ 2637.164700][T30937] batman_adv: batadv239: Removing interface: netdevsim0 18:57:52 executing program 2: syz_emit_ethernet(0xe, &(0x7f00000002c0)={@link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x6}, @dev, @void, {@generic={0x8863}}}, 0x0) [ 2637.212481][T30937] batman_adv: batadv240: Adding interface: netdevsim0 [ 2637.229234][T30937] batman_adv: batadv240: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2637.258694][T30937] batman_adv: batadv240: Interface activated: netdevsim0 18:57:52 executing program 4: r0 = socket(0x18, 0x0, 0x1) getsockopt$TIPC_NODE_RECVQ_DEPTH(r0, 0x10f, 0x83, 0x0, 0x0) sendmsg$IPSET_CMD_HEADER(r0, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000840)={0x30, 0xc, 0x6, 0x5, 0x0, 0x0, {0x3, 0x0, 0x5}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz0\x00'}, @IPSET_ATTR_PROTOCOL={0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20008800}, 0x8040) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000005880)=ANY=[], 0x208e24b) (fail_nth: 1) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) syz_genetlink_get_family_id$nl802154(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000140), r2) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000680)={'wpan1\x00'}) sendmsg$IPVS_CMD_GET_INFO(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000200), 0xc, &(0x7f0000000380)={&(0x7f0000000280)={0x20, 0x0, 0x100, 0x70bd2d, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_DAEMON={0x4}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_DEVKEY(0xffffffffffffffff, 0x0, 0x0) 18:57:52 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000ffffe0000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2637.412556][T30950] batman_adv: batadv851: Interface deactivated: netdevsim0 [ 2637.437712][T30950] batman_adv: batadv851: Removing interface: netdevsim0 18:57:52 executing program 2: getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000000), &(0x7f0000000040)=0xc) r0 = socket$phonet(0x23, 0x2, 0x1) close(r0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) accept4$llc(0xffffffffffffffff, 0x0, &(0x7f0000000080), 0x800) [ 2637.474276][T30950] batman_adv: batadv855: Adding interface: netdevsim0 [ 2637.495872][T30950] batman_adv: batadv855: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2637.543390][T30960] FAULT_INJECTION: forcing a failure. [ 2637.543390][T30960] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 2637.564792][T30950] batman_adv: batadv855: Interface activated: netdevsim0 [ 2637.572860][T30960] CPU: 1 PID: 30960 Comm: syz-executor.4 Not tainted 6.7.0-rc4-syzkaller-00128-gbd4a816752ba #0 [ 2637.583348][T30960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 2637.593501][T30960] Call Trace: [ 2637.596834][T30960] [ 2637.599804][T30960] dump_stack_lvl+0x125/0x1b0 [ 2637.604533][T30960] should_fail_ex+0x496/0x5b0 [ 2637.609260][T30960] ? fs_reclaim_acquire+0xb0/0x150 [ 2637.614416][T30960] __should_fail_alloc_page+0xe7/0x130 [ 2637.619921][T30960] prepare_alloc_pages.constprop.0+0x16f/0x550 [ 2637.626178][T30960] __alloc_pages+0x193/0x2420 [ 2637.630936][T30960] ? hlock_class+0x4e/0x130 [ 2637.635489][T30960] ? __lock_acquire+0xc65/0x3b20 [ 2637.640740][T30960] ? warn_alloc+0x3a0/0x3a0 [ 2637.645406][T30960] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 2637.651441][T30960] ? print_usage_bug.part.0+0x550/0x550 [ 2637.657052][T30960] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 2637.663003][T30960] ? policy_nodemask+0x313/0x480 [ 2637.667991][T30960] alloc_pages_mpol+0x258/0x5f0 [ 2637.673002][T30960] ? mempolicy_in_oom_domain+0x150/0x150 [ 2637.678702][T30960] ? xas_start+0x14f/0x780 [ 2637.683200][T30960] folio_alloc+0x1e/0xe0 [ 2637.687507][T30960] filemap_alloc_folio+0x3bb/0x490 [ 2637.692688][T30960] ? __probestub_file_check_and_advance_wb_err+0x10/0x10 [ 2637.699765][T30960] ? mark_held_locks+0x9f/0xe0 [ 2637.704586][T30960] ? irqentry_exit+0x3b/0x80 [ 2637.709299][T30960] __filemap_get_folio+0x54c/0xaa0 [ 2637.714454][T30960] ext4_da_write_begin+0x3c7/0x8c0 [ 2637.720922][T30960] ? ext4_write_begin+0x1100/0x1100 [ 2637.726168][T30960] generic_perform_write+0x278/0x600 [ 2637.731517][T30960] ? folio_add_wait_queue+0x1c0/0x1c0 [ 2637.737131][T30960] ext4_buffered_write_iter+0x11f/0x3c0 [ 2637.742775][T30960] ext4_file_write_iter+0x819/0x1950 [ 2637.748148][T30960] ? lock_sync+0x190/0x190 [ 2637.752651][T30960] ? ext4_buffered_write_iter+0x3c0/0x3c0 [ 2637.758463][T30960] vfs_write+0x64f/0xdf0 [ 2637.762757][T30960] ? kernel_write+0x6c0/0x6c0 [ 2637.767497][T30960] ksys_write+0x12f/0x250 [ 2637.771951][T30960] ? __ia32_sys_read+0xb0/0xb0 [ 2637.776752][T30960] ? syscall_enter_from_user_mode+0x7f/0x120 [ 2637.782801][T30960] do_syscall_64+0x40/0x110 [ 2637.787353][T30960] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 2637.793314][T30960] RIP: 0033:0x7f6d55a7cba9 [ 2637.797754][T30960] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48 [ 2637.817406][T30960] RSP: 002b:00007f6d5678f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2637.825853][T30960] RAX: ffffffffffffffda RBX: 00007f6d55b9bf80 RCX: 00007f6d55a7cba9 [ 2637.834835][T30960] RDX: 000000000208e24b RSI: 0000000020005880 RDI: 0000000000000004 [ 2637.842828][T30960] RBP: 00007f6d5678f120 R08: 0000000000000000 R09: 0000000000000000 [ 2637.850836][T30960] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2637.858831][T30960] R13: 000000000000000b R14: 00007f6d55b9bf80 R15: 00007ffe5f68a8c8 [ 2637.866912][T30960] 18:57:53 executing program 3: write$binfmt_script(0xffffffffffffffff, &(0x7f0000000300)={'#! ', './file0', [{0x20, '#'}, {0x20, '\\'}], 0xa, "54b7cfc9865e66f476d2a1deeefb4ce85233c594f5ca0d9c34b24e1ea812ee1b7668b959fa4914945fd4c55393fbdac96c02eb61cced353926797f3a66898410a4a4f4d1233d8045f212f5835b1a0acea8f81fffdee474a3a9f34ccb5597f8ea76abba1140a422093075ad70f710668015ee3e0ae410fa9d5929996e2e97cb3fe474ffe606d4b7661c60bf0be3918d317d50f31cd7c70000faa9cc293a3f32b000f462ca7f5779a6940d22e5a08011fa5059a9bb82626bbed775286e417792cb09e113f4fb456741ec5cad7faf1ce912534f78a8"}, 0xe3) (async) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) (async) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) (async) listen(r0, 0xb) (async) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) 18:57:53 executing program 2: getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000000), &(0x7f0000000040)=0xc) (async) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000000), &(0x7f0000000040)=0xc) r0 = socket$phonet(0x23, 0x2, 0x1) close(r0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) accept4$llc(0xffffffffffffffff, 0x0, &(0x7f0000000080), 0x800) 18:57:53 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013013d00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:53 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000008c000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:53 executing program 4: r0 = socket(0x18, 0x0, 0x1) getsockopt$TIPC_NODE_RECVQ_DEPTH(r0, 0x10f, 0x83, 0x0, 0x0) sendmsg$IPSET_CMD_HEADER(r0, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000840)={0x30, 0xc, 0x6, 0x5, 0x0, 0x0, {0x3, 0x0, 0x5}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz0\x00'}, @IPSET_ATTR_PROTOCOL={0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20008800}, 0x8040) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000005880)=ANY=[], 0x208e24b) (fail_nth: 2) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) syz_genetlink_get_family_id$nl802154(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000140), r2) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000680)={'wpan1\x00'}) sendmsg$IPVS_CMD_GET_INFO(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000200), 0xc, &(0x7f0000000380)={&(0x7f0000000280)={0x20, 0x0, 0x100, 0x70bd2d, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_DAEMON={0x4}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_DEVKEY(0xffffffffffffffff, 0x0, 0x0) [ 2638.072838][T30965] batman_adv: batadv3766: Adding interface: netdevsim0 18:57:53 executing program 2: getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000000), &(0x7f0000000040)=0xc) (async) r0 = socket$phonet(0x23, 0x2, 0x1) close(r0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) (async) getsockname$packet(0xffffffffffffffff, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) accept4$llc(0xffffffffffffffff, 0x0, &(0x7f0000000080), 0x800) [ 2638.103196][T30965] batman_adv: batadv3766: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2638.161328][T30965] batman_adv: batadv3766: Not using interface netdevsim0 (retrying later): interface not active 18:57:53 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000fffff0000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:53 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmmsg(r1, &(0x7f00000002c0), 0x40000000000009f, 0x0) sendmsg$nl_route(r1, &(0x7f0000000440)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)=@RTM_GETNSID={0x44, 0x5a, 0x300, 0x70bd2c, 0x25dfdbff, {}, [@NETNSA_NSID={0x8}, @NETNSA_FD={0x8}, @NETNSA_NSID={0x8, 0x1, 0x4}, @NETNSA_NSID={0x8, 0x1, 0x3}, @NETNSA_PID={0x8, 0x2, 0xffffffffffffffff}, @NETNSA_PID={0x8, 0x2, 0xffffffffffffffff}]}, 0x44}, 0x1, 0x0, 0x0, 0x884}, 0x4008015) sendmmsg(r0, &(0x7f00000002c0), 0x40000000000009f, 0x0) sendmsg$IPSET_CMD_DEL(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000240)={0x10c, 0xa, 0x6, 0x301, 0x0, 0x0, {0x5, 0x0, 0x1}, [@IPSET_ATTR_DATA={0x10, 0x7, 0x0, 0x1, [@IPSET_ATTR_SKBMARK={0xc}]}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_DATA={0x2c, 0x7, 0x0, 0x1, [@IPSET_ATTR_PACKETS={0xc, 0x19, 0x1, 0x0, 0x4}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_SKBPRIO={0x8}, @IPSET_ATTR_NAMEREF={0x9, 0x13, 'syz1\x00'}]}, @IPSET_ATTR_ADT={0x7c, 0x8, 0x0, 0x1, [{0xc, 0x7, 0x0, 0x1, @IPSET_ATTR_PROTO={0x5, 0x7, 0x4}}, {0x10, 0x7, 0x0, 0x1, @IPSET_ATTR_IP2={0xc, 0x14, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @multicast2}}}, {0x18, 0x7, 0x0, 0x1, @IPSET_ATTR_IFACE={0x14, 0x17, 'veth0_to_bridge\x00'}}, {0x1c, 0x7, 0x0, 0x1, @IPSET_ATTR_IP_TO={0x18, 0x2, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV6={0x14, 0x2, 0x1, 0x0, @private1}}}, {0xc, 0x7, 0x0, 0x1, @IPSET_ATTR_CIDR={0x5, 0x3, 0xeb}}, {0x1c, 0x7, 0x0, 0x1, @IPSET_ATTR_IP2_TO={0x18, 0x16, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV6={0x14, 0x2, 0x1, 0x0, @private2={0xfc, 0x2, '\x00', 0x1}}}}]}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xe0000000}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_ADT={0x10, 0x8, 0x0, 0x1, [{0xc, 0x7, 0x0, 0x1, @IPSET_ATTR_COMMENT={0x6, 0x1a, '!\x00'}}]}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz2\x00'}]}, 0x10c}, 0x1, 0x0, 0x0, 0x2004c880}, 0x934d1888146b347) bpf$PROG_LOAD(0x5, &(0x7f00002a0fb8)={0xc, 0x4, &(0x7f0000000480)=ANY=[@ANYBLOB="9cc0bdca00bdc60799d97e8763f400241bfe7480a9538b688ac83dc4a2e6f42cb60d00e4787f153d682e16dd8c910899841ea03876cccf5b1634486a73d6a169607b78b4b2c749f39c8ad4489cd102fb85e0b1902cd84121c01012618312faf2e97fc97ce1b2f6ec"], &(0x7f0000000040)='syzkaller\x00', 0x9, 0x99, &(0x7f0000000180)=""/153, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0xfffffffffffffed8}, 0x3f) [ 2638.294829][T30976] __nla_validate_parse: 26 callbacks suppressed [ 2638.294857][T30976] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2638.330102][T30985] FAULT_INJECTION: forcing a failure. [ 2638.330102][T30985] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 2638.358129][T30985] CPU: 0 PID: 30985 Comm: syz-executor.4 Not tainted 6.7.0-rc4-syzkaller-00128-gbd4a816752ba #0 [ 2638.368745][T30985] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 2638.378875][T30985] Call Trace: [ 2638.382208][T30985] [ 2638.385201][T30985] dump_stack_lvl+0x125/0x1b0 [ 2638.389968][T30985] should_fail_ex+0x496/0x5b0 [ 2638.394788][T30985] ? fs_reclaim_acquire+0xb0/0x150 [ 2638.400004][T30985] __should_fail_alloc_page+0xe7/0x130 18:57:53 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000008c800130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2638.405554][T30985] prepare_alloc_pages.constprop.0+0x16f/0x550 [ 2638.411833][T30985] __alloc_pages+0x193/0x2420 [ 2638.417404][T30985] ? hlock_class+0x4e/0x130 [ 2638.422086][T30985] ? __lock_acquire+0xc65/0x3b20 [ 2638.427118][T30985] ? warn_alloc+0x3a0/0x3a0 [ 2638.431732][T30985] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 2638.438002][T30985] ? print_usage_bug.part.0+0x550/0x550 [ 2638.443656][T30985] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 2638.449689][T30985] ? policy_nodemask+0x313/0x480 18:57:53 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) (async) r1 = socket$netlink(0x10, 0x3, 0x0) sendmmsg(r1, &(0x7f00000002c0), 0x40000000000009f, 0x0) (async, rerun: 64) sendmsg$nl_route(r1, &(0x7f0000000440)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)=@RTM_GETNSID={0x44, 0x5a, 0x300, 0x70bd2c, 0x25dfdbff, {}, [@NETNSA_NSID={0x8}, @NETNSA_FD={0x8}, @NETNSA_NSID={0x8, 0x1, 0x4}, @NETNSA_NSID={0x8, 0x1, 0x3}, @NETNSA_PID={0x8, 0x2, 0xffffffffffffffff}, @NETNSA_PID={0x8, 0x2, 0xffffffffffffffff}]}, 0x44}, 0x1, 0x0, 0x0, 0x884}, 0x4008015) (async, rerun: 64) sendmmsg(r0, &(0x7f00000002c0), 0x40000000000009f, 0x0) (async) sendmsg$IPSET_CMD_DEL(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000240)={0x10c, 0xa, 0x6, 0x301, 0x0, 0x0, {0x5, 0x0, 0x1}, [@IPSET_ATTR_DATA={0x10, 0x7, 0x0, 0x1, [@IPSET_ATTR_SKBMARK={0xc}]}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_DATA={0x2c, 0x7, 0x0, 0x1, [@IPSET_ATTR_PACKETS={0xc, 0x19, 0x1, 0x0, 0x4}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_SKBPRIO={0x8}, @IPSET_ATTR_NAMEREF={0x9, 0x13, 'syz1\x00'}]}, @IPSET_ATTR_ADT={0x7c, 0x8, 0x0, 0x1, [{0xc, 0x7, 0x0, 0x1, @IPSET_ATTR_PROTO={0x5, 0x7, 0x4}}, {0x10, 0x7, 0x0, 0x1, @IPSET_ATTR_IP2={0xc, 0x14, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @multicast2}}}, {0x18, 0x7, 0x0, 0x1, @IPSET_ATTR_IFACE={0x14, 0x17, 'veth0_to_bridge\x00'}}, {0x1c, 0x7, 0x0, 0x1, @IPSET_ATTR_IP_TO={0x18, 0x2, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV6={0x14, 0x2, 0x1, 0x0, @private1}}}, {0xc, 0x7, 0x0, 0x1, @IPSET_ATTR_CIDR={0x5, 0x3, 0xeb}}, {0x1c, 0x7, 0x0, 0x1, @IPSET_ATTR_IP2_TO={0x18, 0x16, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV6={0x14, 0x2, 0x1, 0x0, @private2={0xfc, 0x2, '\x00', 0x1}}}}]}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xe0000000}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_ADT={0x10, 0x8, 0x0, 0x1, [{0xc, 0x7, 0x0, 0x1, @IPSET_ATTR_COMMENT={0x6, 0x1a, '!\x00'}}]}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz2\x00'}]}, 0x10c}, 0x1, 0x0, 0x0, 0x2004c880}, 0x934d1888146b347) (async, rerun: 64) bpf$PROG_LOAD(0x5, &(0x7f00002a0fb8)={0xc, 0x4, &(0x7f0000000480)=ANY=[@ANYBLOB="9cc0bdca00bdc60799d97e8763f400241bfe7480a9538b688ac83dc4a2e6f42cb60d00e4787f153d682e16dd8c910899841ea03876cccf5b1634486a73d6a169607b78b4b2c749f39c8ad4489cd102fb85e0b1902cd84121c01012618312faf2e97fc97ce1b2f6ec"], &(0x7f0000000040)='syzkaller\x00', 0x9, 0x99, &(0x7f0000000180)=""/153, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0xfffffffffffffed8}, 0x3f) (rerun: 64) [ 2638.454732][T30985] alloc_pages_mpol+0x258/0x5f0 [ 2638.459859][T30985] ? mempolicy_in_oom_domain+0x150/0x150 [ 2638.465678][T30985] ? xas_start+0x14f/0x780 [ 2638.470186][T30985] folio_alloc+0x1e/0xe0 [ 2638.474544][T30985] filemap_alloc_folio+0x3bb/0x490 [ 2638.479823][T30985] ? __probestub_file_check_and_advance_wb_err+0x10/0x10 [ 2638.486948][T30985] ? mark_held_locks+0x9f/0xe0 [ 2638.491821][T30985] ? irqentry_exit+0x3b/0x80 [ 2638.496499][T30985] __filemap_get_folio+0x54c/0xaa0 [ 2638.501703][T30985] ext4_da_write_begin+0x3c7/0x8c0 [ 2638.506940][T30985] ? ext4_write_begin+0x1100/0x1100 [ 2638.512263][T30985] generic_perform_write+0x278/0x600 [ 2638.517673][T30985] ? folio_add_wait_queue+0x1c0/0x1c0 [ 2638.523135][T30985] ? __mark_inode_dirty+0x599/0xd60 [ 2638.528417][T30985] ? generic_update_time+0xcf/0xf0 [ 2638.533628][T30985] ? mnt_put_write_access_file+0x45/0xf0 [ 2638.539355][T30985] ext4_buffered_write_iter+0x11f/0x3c0 [ 2638.545003][T30985] ext4_file_write_iter+0x819/0x1950 [ 2638.550388][T30985] ? lock_sync+0x190/0x190 [ 2638.554250][T30990] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2638.555175][T30985] ? ext4_buffered_write_iter+0x3c0/0x3c0 [ 2638.570275][T30985] vfs_write+0x64f/0xdf0 [ 2638.574650][T30985] ? kernel_write+0x6c0/0x6c0 [ 2638.579442][T30985] ksys_write+0x12f/0x250 [ 2638.583848][T30985] ? __ia32_sys_read+0xb0/0xb0 [ 2638.588694][T30985] ? syscall_enter_from_user_mode+0x7f/0x120 [ 2638.594773][T30985] do_syscall_64+0x40/0x110 [ 2638.599364][T30985] entry_SYSCALL_64_after_hwframe+0x63/0x6b 18:57:53 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013023d00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2638.605352][T30985] RIP: 0033:0x7f6d55a7cba9 [ 2638.609834][T30985] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 2638.629517][T30985] RSP: 002b:00007f6d5678f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2638.638007][T30985] RAX: ffffffffffffffda RBX: 00007f6d55b9bf80 RCX: 00007f6d55a7cba9 [ 2638.646045][T30985] RDX: 000000000208e24b RSI: 0000000020005880 RDI: 0000000000000004 [ 2638.654074][T30985] RBP: 00007f6d5678f120 R08: 0000000000000000 R09: 0000000000000000 [ 2638.662375][T30985] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2638.670419][T30985] R13: 000000000000000b R14: 00007f6d55b9bf80 R15: 00007ffe5f68a8c8 [ 2638.678479][T30985] [ 2638.770722][T31000] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 18:57:53 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000010008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2638.893012][T30998] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:54 executing program 3: write$binfmt_script(0xffffffffffffffff, &(0x7f0000000300)={'#! ', './file0', [{0x20, '#'}, {0x20, '\\'}], 0xa, "54b7cfc9865e66f476d2a1deeefb4ce85233c594f5ca0d9c34b24e1ea812ee1b7668b959fa4914945fd4c55393fbdac96c02eb61cced353926797f3a66898410a4a4f4d1233d8045f212f5835b1a0acea8f81fffdee474a3a9f34ccb5597f8ea76abba1140a422093075ad70f710668015ee3e0ae410fa9d5929996e2e97cb3fe474ffe606d4b7661c60bf0be3918d317d50f31cd7c70000faa9cc293a3f32b000f462ca7f5779a6940d22e5a08011fa5059a9bb82626bbed775286e417792cb09e113f4fb456741ec5cad7faf1ce912534f78a8"}, 0xe3) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) listen(r0, 0xb) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) write$binfmt_script(0xffffffffffffffff, &(0x7f0000000300)={'#! ', './file0', [{0x20, '#'}, {0x20, '\\'}], 0xa, "54b7cfc9865e66f476d2a1deeefb4ce85233c594f5ca0d9c34b24e1ea812ee1b7668b959fa4914945fd4c55393fbdac96c02eb61cced353926797f3a66898410a4a4f4d1233d8045f212f5835b1a0acea8f81fffdee474a3a9f34ccb5597f8ea76abba1140a422093075ad70f710668015ee3e0ae410fa9d5929996e2e97cb3fe474ffe606d4b7661c60bf0be3918d317d50f31cd7c70000faa9cc293a3f32b000f462ca7f5779a6940d22e5a08011fa5059a9bb82626bbed775286e417792cb09e113f4fb456741ec5cad7faf1ce912534f78a8"}, 0xe3) (async) socket$inet6_sctp(0xa, 0x1, 0x84) (async) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) (async) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) (async) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) (async) listen(r0, 0xb) (async) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) (async) 18:57:54 executing program 4: r0 = socket(0x18, 0x0, 0x1) getsockopt$TIPC_NODE_RECVQ_DEPTH(r0, 0x10f, 0x83, 0x0, 0x0) sendmsg$IPSET_CMD_HEADER(r0, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000840)={0x30, 0xc, 0x6, 0x5, 0x0, 0x0, {0x3, 0x0, 0x5}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz0\x00'}, @IPSET_ATTR_PROTOCOL={0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20008800}, 0x8040) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000005880)=ANY=[], 0x208e24b) (fail_nth: 3) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) syz_genetlink_get_family_id$nl802154(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000140), r2) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000680)={'wpan1\x00'}) sendmsg$IPVS_CMD_GET_INFO(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000200), 0xc, &(0x7f0000000380)={&(0x7f0000000280)={0x20, 0x0, 0x100, 0x70bd2d, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_DAEMON={0x4}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_DEVKEY(0xffffffffffffffff, 0x0, 0x0) 18:57:54 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmmsg(r1, &(0x7f00000002c0), 0x40000000000009f, 0x0) sendmsg$nl_route(r1, &(0x7f0000000440)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)=@RTM_GETNSID={0x44, 0x5a, 0x300, 0x70bd2c, 0x25dfdbff, {}, [@NETNSA_NSID={0x8}, @NETNSA_FD={0x8}, @NETNSA_NSID={0x8, 0x1, 0x4}, @NETNSA_NSID={0x8, 0x1, 0x3}, @NETNSA_PID={0x8, 0x2, 0xffffffffffffffff}, @NETNSA_PID={0x8, 0x2, 0xffffffffffffffff}]}, 0x44}, 0x1, 0x0, 0x0, 0x884}, 0x4008015) (async) sendmmsg(r0, &(0x7f00000002c0), 0x40000000000009f, 0x0) (async) sendmsg$IPSET_CMD_DEL(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000240)={0x10c, 0xa, 0x6, 0x301, 0x0, 0x0, {0x5, 0x0, 0x1}, [@IPSET_ATTR_DATA={0x10, 0x7, 0x0, 0x1, [@IPSET_ATTR_SKBMARK={0xc}]}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_DATA={0x2c, 0x7, 0x0, 0x1, [@IPSET_ATTR_PACKETS={0xc, 0x19, 0x1, 0x0, 0x4}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_SKBPRIO={0x8}, @IPSET_ATTR_NAMEREF={0x9, 0x13, 'syz1\x00'}]}, @IPSET_ATTR_ADT={0x7c, 0x8, 0x0, 0x1, [{0xc, 0x7, 0x0, 0x1, @IPSET_ATTR_PROTO={0x5, 0x7, 0x4}}, {0x10, 0x7, 0x0, 0x1, @IPSET_ATTR_IP2={0xc, 0x14, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @multicast2}}}, {0x18, 0x7, 0x0, 0x1, @IPSET_ATTR_IFACE={0x14, 0x17, 'veth0_to_bridge\x00'}}, {0x1c, 0x7, 0x0, 0x1, @IPSET_ATTR_IP_TO={0x18, 0x2, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV6={0x14, 0x2, 0x1, 0x0, @private1}}}, {0xc, 0x7, 0x0, 0x1, @IPSET_ATTR_CIDR={0x5, 0x3, 0xeb}}, {0x1c, 0x7, 0x0, 0x1, @IPSET_ATTR_IP2_TO={0x18, 0x16, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV6={0x14, 0x2, 0x1, 0x0, @private2={0xfc, 0x2, '\x00', 0x1}}}}]}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xe0000000}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_ADT={0x10, 0x8, 0x0, 0x1, [{0xc, 0x7, 0x0, 0x1, @IPSET_ATTR_COMMENT={0x6, 0x1a, '!\x00'}}]}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz2\x00'}]}, 0x10c}, 0x1, 0x0, 0x0, 0x2004c880}, 0x934d1888146b347) (async) bpf$PROG_LOAD(0x5, &(0x7f00002a0fb8)={0xc, 0x4, &(0x7f0000000480)=ANY=[@ANYBLOB="9cc0bdca00bdc60799d97e8763f400241bfe7480a9538b688ac83dc4a2e6f42cb60d00e4787f153d682e16dd8c910899841ea03876cccf5b1634486a73d6a169607b78b4b2c749f39c8ad4489cd102fb85e0b1902cd84121c01012618312faf2e97fc97ce1b2f6ec"], &(0x7f0000000040)='syzkaller\x00', 0x9, 0x99, &(0x7f0000000180)=""/153, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0xfffffffffffffed8}, 0x3f) 18:57:54 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013033d00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2639.043025][T31004] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 18:57:54 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000008d400130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2639.109045][T31008] FAULT_INJECTION: forcing a failure. [ 2639.109045][T31008] name failslab, interval 1, probability 0, space 0, times 0 [ 2639.170476][T31008] CPU: 1 PID: 31008 Comm: syz-executor.4 Not tainted 6.7.0-rc4-syzkaller-00128-gbd4a816752ba #0 [ 2639.180997][T31008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 2639.191109][T31008] Call Trace: [ 2639.194436][T31008] [ 2639.197402][T31008] dump_stack_lvl+0x125/0x1b0 [ 2639.202156][T31008] should_fail_ex+0x496/0x5b0 [ 2639.206902][T31008] should_failslab+0x9/0x20 [ 2639.211470][T31008] __kmem_cache_alloc_node+0x6b/0x310 [ 2639.216897][T31008] ? ext4_find_extent+0x958/0xce0 [ 2639.221971][T31008] ? register_lock_class+0xb1/0x1220 [ 2639.227310][T31008] ? ext4_find_extent+0x958/0xce0 [ 2639.232383][T31008] __kmalloc+0x49/0x90 [ 2639.236508][T31008] ext4_find_extent+0x958/0xce0 [ 2639.241418][T31008] ext4_ext_map_blocks+0x26b/0x5ae0 [ 2639.246672][T31008] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 2639.252767][T31008] ? print_usage_bug.part.0+0x550/0x550 [ 2639.258367][T31008] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 2639.264411][T31008] ? ext4_ext_release+0x10/0x10 [ 2639.269314][T31008] ? rwsem_read_trylock+0x12a/0x250 [ 2639.274562][T31008] ? down_write_trylock+0x3d0/0x3d0 [ 2639.279798][T31008] ? reacquire_held_locks+0x4c0/0x4c0 [ 2639.285213][T31008] ? mark_held_locks+0x9f/0xe0 [ 2639.290032][T31008] ? preempt_count_sub+0x160/0x160 [ 2639.295192][T31008] ? percpu_counter_add_batch+0x112/0x1f0 [ 2639.301186][T31008] ? ext4_es_lookup_extent+0xc7/0xbf0 [ 2639.306608][T31008] ext4_da_get_block_prep+0xd82/0x1340 [ 2639.312323][T31008] ? ext4_dax_writepages+0xb60/0xb60 [ 2639.317652][T31008] ? reacquire_held_locks+0x4c0/0x4c0 [ 2639.323081][T31008] ? spin_bug+0x1d0/0x1d0 [ 2639.327447][T31008] ? do_raw_spin_unlock+0x173/0x230 [ 2639.332689][T31008] ? _raw_spin_unlock+0x28/0x40 [ 2639.338475][T31008] ext4_block_write_begin+0x3da/0xee0 [ 2639.343899][T31008] ? ext4_dax_writepages+0xb60/0xb60 [ 2639.349237][T31008] ? ext4_bmap+0x280/0x280 [ 2639.353796][T31008] ? __filemap_get_folio+0x2b0/0xaa0 [ 2639.359137][T31008] ? folio_flags.constprop.0+0x56/0x150 [ 2639.366853][T31008] ext4_da_write_begin+0x40a/0x8c0 [ 2639.372040][T31008] ? ext4_write_begin+0x1100/0x1100 [ 2639.377295][T31008] generic_perform_write+0x278/0x600 [ 2639.382673][T31008] ? folio_add_wait_queue+0x1c0/0x1c0 [ 2639.388095][T31008] ? __mark_inode_dirty+0x599/0xd60 [ 2639.393353][T31008] ? generic_update_time+0xcf/0xf0 [ 2639.398514][T31008] ? mnt_put_write_access_file+0x45/0xf0 [ 2639.404372][T31008] ext4_buffered_write_iter+0x11f/0x3c0 [ 2639.409972][T31008] ext4_file_write_iter+0x819/0x1950 [ 2639.415405][T31008] ? lock_sync+0x190/0x190 [ 2639.419877][T31008] ? ext4_buffered_write_iter+0x3c0/0x3c0 [ 2639.425659][T31008] vfs_write+0x64f/0xdf0 [ 2639.429941][T31008] ? kernel_write+0x6c0/0x6c0 [ 2639.434678][T31008] ksys_write+0x12f/0x250 [ 2639.439040][T31008] ? __ia32_sys_read+0xb0/0xb0 [ 2639.443839][T31008] ? syscall_enter_from_user_mode+0x7f/0x120 [ 2639.450073][T31008] do_syscall_64+0x40/0x110 [ 2639.454642][T31008] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 2639.460601][T31008] RIP: 0033:0x7f6d55a7cba9 [ 2639.465059][T31008] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48 [ 2639.484711][T31008] RSP: 002b:00007f6d5678f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2639.493182][T31008] RAX: ffffffffffffffda RBX: 00007f6d55b9bf80 RCX: 00007f6d55a7cba9 [ 2639.501634][T31008] RDX: 000000000208e24b RSI: 0000000020005880 RDI: 0000000000000004 [ 2639.509633][T31008] RBP: 00007f6d5678f120 R08: 0000000000000000 R09: 0000000000000000 [ 2639.517632][T31008] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2639.525627][T31008] R13: 000000000000000b R14: 00007f6d55b9bf80 R15: 00007ffe5f68a8c8 [ 2639.533755][T31008] [ 2639.552292][T31009] batman_adv: batadv3766: Removing interface: netdevsim0 18:57:54 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000020008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2639.573118][T31009] batman_adv: batadv3768: Adding interface: netdevsim0 [ 2639.580179][T31009] batman_adv: batadv3768: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2639.607062][T31009] batman_adv: batadv3768: Not using interface netdevsim0 (retrying later): interface not active 18:57:54 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0xffffffff, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) [ 2639.655671][T31014] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2639.706114][T31015] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:54 executing program 4: r0 = socket(0x18, 0x0, 0x1) getsockopt$TIPC_NODE_RECVQ_DEPTH(r0, 0x10f, 0x83, 0x0, 0x0) sendmsg$IPSET_CMD_HEADER(r0, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000840)={0x30, 0xc, 0x6, 0x5, 0x0, 0x0, {0x3, 0x0, 0x5}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz0\x00'}, @IPSET_ATTR_PROTOCOL={0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20008800}, 0x8040) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000005880)=ANY=[], 0x208e24b) (fail_nth: 4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) syz_genetlink_get_family_id$nl802154(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000140), r2) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000680)={'wpan1\x00'}) sendmsg$IPVS_CMD_GET_INFO(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000200), 0xc, &(0x7f0000000380)={&(0x7f0000000280)={0x20, 0x0, 0x100, 0x70bd2d, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_DAEMON={0x4}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_DEVKEY(0xffffffffffffffff, 0x0, 0x0) 18:57:55 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013003e00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2639.892547][T31027] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 18:57:55 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000008d800130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2640.032491][T31029] batman_adv: batadv3768: Removing interface: netdevsim0 [ 2640.060785][T31031] FAULT_INJECTION: forcing a failure. [ 2640.060785][T31031] name failslab, interval 1, probability 0, space 0, times 0 [ 2640.074782][T31031] CPU: 1 PID: 31031 Comm: syz-executor.4 Not tainted 6.7.0-rc4-syzkaller-00128-gbd4a816752ba #0 [ 2640.085265][T31031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 2640.095466][T31031] Call Trace: [ 2640.098800][T31031] [ 2640.101782][T31031] dump_stack_lvl+0x125/0x1b0 [ 2640.106559][T31031] should_fail_ex+0x496/0x5b0 [ 2640.111421][T31031] ? count_rsvd.isra.0+0x720/0x720 [ 2640.113852][T31029] batman_adv: batadv3769: Adding interface: netdevsim0 [ 2640.116587][T31031] should_failslab+0x9/0x20 [ 2640.128193][T31031] kmem_cache_alloc+0x69/0x2f0 [ 2640.133056][T31031] __es_insert_extent+0x742/0x1470 [ 2640.135817][T31029] batman_adv: batadv3769: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2640.138224][T31031] ? do_raw_write_lock+0x11e/0x3b0 [ 2640.138272][T31031] ? do_raw_read_unlock+0xe0/0xe0 [ 2640.138323][T31031] ext4_es_insert_extent+0x490/0x1020 [ 2640.138390][T31031] ? find_held_lock+0x2d/0x110 [ 2640.138440][T31031] ? ext4_es_scan_clu+0x310/0x310 [ 2640.174038][T31029] batman_adv: batadv3769: Not using interface netdevsim0 (retrying later): interface not active [ 2640.174747][T31031] ? ext4_es_find_extent_range+0x156/0x490 [ 2640.205850][T31039] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2640.206235][T31031] ? __ext4_handle_dirty_metadata+0x8e0/0x8e0 [ 2640.206293][T31031] ? __es_find_extent_range+0x1cc/0x4c0 [ 2640.227254][T31031] ? rcu_is_watching+0x12/0xb0 [ 2640.232111][T31031] ext4_ext_map_blocks+0x1687/0x5ae0 [ 2640.237500][T31031] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 2640.243580][T31031] ? print_usage_bug.part.0+0x550/0x550 [ 2640.249210][T31031] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 2640.255287][T31031] ? ext4_ext_release+0x10/0x10 [ 2640.260224][T31031] ? rwsem_read_trylock+0x12a/0x250 [ 2640.265508][T31031] ? down_write_trylock+0x3d0/0x3d0 [ 2640.270790][T31031] ? reacquire_held_locks+0x4c0/0x4c0 [ 2640.276245][T31031] ? mark_held_locks+0x9f/0xe0 [ 2640.281172][T31031] ? ext4_es_lookup_extent+0xc7/0xbf0 [ 2640.286650][T31031] ext4_da_get_block_prep+0xd82/0x1340 [ 2640.292196][T31031] ? ext4_dax_writepages+0xb60/0xb60 [ 2640.297562][T31031] ? reacquire_held_locks+0x4c0/0x4c0 [ 2640.301751][T31039] batman_adv: batadv855: Interface deactivated: netdevsim0 [ 2640.303006][T31031] ? spin_bug+0x1d0/0x1d0 [ 2640.303057][T31031] ? do_raw_spin_unlock+0x173/0x230 [ 2640.303098][T31031] ? _raw_spin_unlock+0x28/0x40 [ 2640.323141][T31039] batman_adv: batadv855: Removing interface: netdevsim0 [ 2640.324838][T31031] ext4_block_write_begin+0x3da/0xee0 [ 2640.324895][T31031] ? ext4_dax_writepages+0xb60/0xb60 [ 2640.324942][T31031] ? ext4_bmap+0x280/0x280 [ 2640.324981][T31031] ? __filemap_get_folio+0x2b0/0xaa0 [ 2640.352424][T31031] ? folio_flags.constprop.0+0x56/0x150 [ 2640.358069][T31031] ext4_da_write_begin+0x40a/0x8c0 [ 2640.363268][T31031] ? ext4_write_begin+0x1100/0x1100 [ 2640.368558][T31031] generic_perform_write+0x278/0x600 [ 2640.373952][T31031] ? folio_add_wait_queue+0x1c0/0x1c0 [ 2640.379407][T31031] ? __mark_inode_dirty+0x599/0xd60 [ 2640.384940][T31031] ? generic_update_time+0xcf/0xf0 [ 2640.390130][T31031] ? mnt_put_write_access_file+0x45/0xf0 [ 2640.395844][T31031] ext4_buffered_write_iter+0x11f/0x3c0 [ 2640.401589][T31031] ext4_file_write_iter+0x819/0x1950 [ 2640.406971][T31031] ? lock_sync+0x190/0x190 [ 2640.411485][T31031] ? ext4_buffered_write_iter+0x3c0/0x3c0 [ 2640.417311][T31031] vfs_write+0x64f/0xdf0 [ 2640.421640][T31031] ? kernel_write+0x6c0/0x6c0 [ 2640.426428][T31031] ksys_write+0x12f/0x250 [ 2640.430924][T31031] ? __ia32_sys_read+0xb0/0xb0 [ 2640.435765][T31031] ? syscall_enter_from_user_mode+0x7f/0x120 [ 2640.441858][T31031] do_syscall_64+0x40/0x110 [ 2640.447362][T31031] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 2640.453438][T31031] RIP: 0033:0x7f6d55a7cba9 [ 2640.457920][T31031] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48 18:57:55 executing program 2: r0 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.events\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x200000b, 0x28011, r1, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000380), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_REGISTER_BEACONS(r2, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x28, r3, 0x1, 0x0, 0x0, {{}, {@void, @val={0x8, 0x3, r4}, @val={0xc}}}}, 0x28}}, 0x0) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000380), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r5, 0x8933, &(0x7f0000000300)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_REGISTER_BEACONS(r6, &(0x7f0000001440)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000001400)=ANY=[@ANYRES16=r8, @ANYRES16=r7, @ANYRES32=r6], 0x28}}, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) ioctl$sock_SIOCETHTOOL(r6, 0x8923, &(0x7f0000000100)={'virt_wifi0\x00', &(0x7f0000001780)=ANY=[@ANYRESHEX=r2]}) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000200)=ANY=[@ANYBLOB="8d00001900", @ANYRES16=r11], 0xd) r12 = accept4$llc(0xffffffffffffffff, &(0x7f0000000200)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000240)=0x10, 0x0) r13 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="180100001c00000000000000120000f1850000006d00000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80) r14 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={&(0x7f0000000340)='kfree\x00', r13}, 0x10) r15 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0x275a, 0x0) ioctl$FS_IOC_GETFSMAP(r15, 0xc0c0583b, &(0x7f0000001480)={0x0, 0x0, 0x5, 0x0, '\x00', [{0x0, 0x0, 0xfffffffffffffffd}, {0xffffffff}], ['\x00', '\x00', '\x00', '\x00', '\x00']}) r16 = socket$caif_stream(0x25, 0x1, 0x1) sendmsg$netlink(0xffffffffffffffff, &(0x7f0000004d00)={0x0, 0x0, &(0x7f0000002100)=[{&(0x7f00000003c0)={0x1018, 0x21, 0x400, 0x70bd2a, 0x25dfdbfc, "", [@typed={0x8, 0x49, 0x0, 0x0, @pid=0xffffffffffffffff}, @generic="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0x1018}, {&(0x7f0000001b00)=ANY=[@ANYBLOB="180000001e00000220bd7000fcdbdf25133941005037d881c181f17dce25458f5bbeae09fd690bf144af94aeed0812b6e65f41c7057c060560d3bb4999855afb980b2955278f8640b7cdbfcdb5003a8b4d12411583415fa2ada2af096c76674c5db00a6f7659454da3cd19b4d9226b389450246c09412b80a7a911cc6955c21cf1c849ec334f4ee47a19b79937adb76e578637994b37097f", @ANYRES32=0x0, @ANYBLOB], 0x18}, {&(0x7f00000029c0)={0x1a0, 0x38, 0x100, 0x70bd26, 0x25dfdbfe, "", [@generic="ce7a0c53158a3e371b9630d371b84d983ae454fe86458486e4cde86e70f54479f6f8f7ed733658af8f059151a3ce5152d7750b2832f15d6747b1e4e275124250e9eff2a9299b085434b024397d746d2d1e1ef59e3484db66f530bab9bc19d1698d87f401c8af100607c1a6cff138ff7edebb2f0cd792cf713596a30d64950dc26e43e70370c6ecd0f868ecf965d7052c1e8ee23f74dac4805ad368105b668cfdda70eb19942ada373a7800b6ed6549bf94ef253468427ced94934f2a94efdaab7d8fcfc93a279c9676926f1ff670d16aabf4ab3938cb7c59cad6b6c3ab6a11c1d774f1589d85eb97", @generic="528379e313eda9b4b21cb56225fbde317d00c25c2133acd6a2268cf1d36b22bb13f2be2a8798fda736b102c77ebfac1d009b309bc18da52c1379f7ccba8af65b23af7f1c4f11fa06425a88fc0252294ae5773bc8defa8524e6828d7b244a85e0dc7078f07f742d20340623b3f50badb47625cb65e891f063a231c80991638028ea57096db45a3426dba1d8c0cb144e838e0cc731da68477ba5a1", @typed={0xc, 0x28, 0x0, 0x0, @u64=0x7fffffff}]}, 0x1a0}, {&(0x7f00000026c0)={0x2dc, 0x3c, 0x300, 0x70bd2d, 0x25dfdbff, "", [@generic="4565c10189aff3959093506f70192e1f73d758dfc3796d2b98a0706914d9302c245c7758544464fb036702d786a55c99a7b2839068ea422185f7d67349c6d0ada0d253bb6f5b9c3ec24ad55800fed91d", @generic="07b696caa51cdf43ea9cd3f2590afeeb704baf032fe4e556db11fb4ed3a397f3a213c346530a9873576c070c69ec9b2ab74f80a9476ef21ed2d2bd6906b46bd2a87e856b9feb0e8413f700b54b13c61f658a363ae48d9bc235b42cdd9cec379dbc684450cde1bfb3aa6a2e82419aec686c15fa176d494e40c193f51be55c1ae1c4299695b2dfe1a913", @nested={0x1e6, 0x92, 0x0, 0x1, 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@generic="eab70312b5d35053ffb1c109da9f14c2727bbf6de242a0c3bef36e4d5f9ab1db9b66e20f9ad3c66744536a3d"]}, @typed={0x8, 0x83, 0x0, 0x0, @uid}]}, 0x2dc}, 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@ANYBLOB="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"], 0x530}, {&(0x7f0000002040)={0x54, 0x1d, 0x20, 0x70bd2b, 0x25dfdbfd, "", [@generic="8a8808690fbf2b57f673bb0fa74d44715df86b1edeae07ad3dbdcd808ae654aa1e50aed7e1c9b3ece1a3feacf9e74ed156553ac0a012351d1179dcadf1ec03838bea11"]}, 0x54}, {&(0x7f00000020c0)={0x28, 0x1d, 0x800, 0x70bd27, 0x25dfdbfe, "", [@generic="10d6e7fc7ee5f22c4324ff4d7556991570942b54271f73"]}, 0x28}], 0x8, &(0x7f0000001680)=[@rights={{0x18, 0x1, 0x1, [r5, r1]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, r11}}}, @rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, r2, 0xffffffffffffffff, 0xffffffffffffffff, r2, r12, 0xffffffffffffffff, r2]}}, @rights={{0x20, 0x1, 0x1, [r14, r6, 0xffffffffffffffff, r13]}}, @cred={{0x1c, 0x1, 0x2, {r9, r10, r11}}}, @rights={{0x18, 0x1, 0x1, [r5, r2]}}, @cred={{0x1c, 0x1, 0x2, {0x0, r10, r11}}}, @rights={{0x1c, 0x1, 0x1, [r15, r16, r2]}}], 0x100, 0x20008010}, 0x1) sendmsg$netlink(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000017c0)={0x2b0, 0x2a, 0x1, 0x0, 0x0, "", [@nested={0x1b6, 0x0, 0x0, 0x1, [@typed={0xc, 0xa, 0x0, 0x0, @u64=0xffffffff80000000}, @generic="c96635", @generic="50bb2d6f67d29d6fabadb107d0def49c88ea04abde1d5e8d3fb22a1b5046778bdafefc46b0449ade68bf84b36ec72dd71265fc2e882348c26c2126237dd5b37f5ae655b1086cda40e00aec58754734be31d750351dc076eb47d96219c08c029d1608a487f26fbe816b89f7cb81bff81a8b7a82565856555ee923c65973deb0a99b962bc0fe94a3fcae3697bd7b85b3a682167c43dbf137115a40ebddcad74875cf0d972df9e99f07976773f4d98fe3fa370d47eb640dc5061dc35817c8a66c29be82fdc2f4393c05a007d12b505a84dfdb98d568175b62421d726d1e5331e1ddfd4d770b57", @typed={0x8, 0x0, 0x0, 0x0, @ipv4=@initdev={0xac, 0x1e, 0x1, 0x0}}, @generic="35fb10168d720809e21c0816d6bff7f6cc08d0a7435a1e9edc2555ac78d7e8bb6da89b89a5b3b52b76108a6212c964465e21ec437d36b1a35c374b65dfcaec3423ae3094b2afe8ed6c52740308c94ac354e2fc6f5ef1c63c9b1c85526f61aeff874df3827b00366edc78039102f8c94806e9bae8fbfa5c5b6bc638e9e2074de9a849d9a9a795a73bfa6433f216fde129b8f36768237a5d0d67e68da71783351aa8e37c509bc3710b7649f20f9659af0c5fc7a484fd5c"]}, @typed={0x8, 0x81, 0x0, 0x0, @uid=r10}, @typed={0x8, 0x85, 0x0, 0x0, @fd}, @generic="77e5eec89adb97c641161798c41db656ff97b885d8613797212dc054cf7dde7c5afe71b2b780085d6e6cae7379b1505624c2552c98e9ba05179c926ac439d40bf32ab084c1f890cb6bc80199cd4ed79256fea0a1228f8c48a83c19bf7a9edd0d4a529ee30ad65247a2fd384b9ad2b18afaf4d077a39eaa60d380fd6f8e91997111e0cb735a102235864b6291bb988296b7b54e98a8f4e147d351668e2f6a5abd77a2151ad1c7e07fda420d637256c42e9f06029893dde1016e09e9ca80cab53fec59b632c7ec91161d83c57e2b6bc707f36e1e3821d8"]}, 0x2b0}], 0x1}, 0x0) r17 = socket$netlink(0x10, 0x3, 0x0) r18 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r18, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r18, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) sendmsg$nl_route(r17, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r19, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) ioctl$BTRFS_IOC_RESIZE(r17, 0x50009403, &(0x7f0000001a80)={{}, {@void, @actul_num={@val=0x2d, 0x87a9, 0x65}}}) 18:57:55 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000030008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:55 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000008e400130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2640.477729][T31031] RSP: 002b:00007f6d5678f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2640.486217][T31031] RAX: ffffffffffffffda RBX: 00007f6d55b9bf80 RCX: 00007f6d55a7cba9 [ 2640.494249][T31031] RDX: 000000000208e24b RSI: 0000000020005880 RDI: 0000000000000004 [ 2640.502456][T31031] RBP: 00007f6d5678f120 R08: 0000000000000000 R09: 0000000000000000 [ 2640.510491][T31031] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2640.518520][T31031] R13: 000000000000000b R14: 00007f6d55b9bf80 R15: 00007ffe5f68a8c8 [ 2640.526582][T31031] [ 2640.537876][T31039] batman_adv: batadv859: Adding interface: netdevsim0 [ 2640.545322][T31039] batman_adv: batadv859: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2640.577816][T31039] batman_adv: batadv859: Interface activated: netdevsim0 [ 2640.593956][T31042] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 18:57:55 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0xffffffff, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) (async) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) 18:57:55 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013013e00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:55 executing program 4: r0 = socket(0x18, 0x0, 0x1) getsockopt$TIPC_NODE_RECVQ_DEPTH(r0, 0x10f, 0x83, 0x0, 0x0) sendmsg$IPSET_CMD_HEADER(r0, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000840)={0x30, 0xc, 0x6, 0x5, 0x0, 0x0, {0x3, 0x0, 0x5}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz0\x00'}, @IPSET_ATTR_PROTOCOL={0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20008800}, 0x8040) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000005880)=ANY=[], 0x208e24b) (fail_nth: 5) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) syz_genetlink_get_family_id$nl802154(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000140), r2) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000680)={'wpan1\x00'}) sendmsg$IPVS_CMD_GET_INFO(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000200), 0xc, &(0x7f0000000380)={&(0x7f0000000280)={0x20, 0x0, 0x100, 0x70bd2d, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_DAEMON={0x4}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_DEVKEY(0xffffffffffffffff, 0x0, 0x0) [ 2640.748017][T31046] batman_adv: batadv3769: Removing interface: netdevsim0 [ 2640.795983][T31046] batman_adv: batadv3770: Adding interface: netdevsim0 [ 2640.819826][T31046] batman_adv: batadv3770: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2640.872362][T31057] FAULT_INJECTION: forcing a failure. [ 2640.872362][T31057] name failslab, interval 1, probability 0, space 0, times 0 [ 2640.885477][T31057] CPU: 1 PID: 31057 Comm: syz-executor.4 Not tainted 6.7.0-rc4-syzkaller-00128-gbd4a816752ba #0 [ 2640.896404][T31057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 2640.906610][T31057] Call Trace: [ 2640.909976][T31057] [ 2640.912967][T31057] dump_stack_lvl+0x125/0x1b0 [ 2640.917728][T31057] should_fail_ex+0x496/0x5b0 [ 2640.922496][T31057] ? count_rsvd.isra.0+0x720/0x720 [ 2640.927702][T31057] should_failslab+0x9/0x20 [ 2640.932292][T31057] kmem_cache_alloc+0x69/0x2f0 [ 2640.937133][T31057] ? ext4_es_can_be_merged.isra.0+0x51/0x1b0 [ 2640.943201][T31057] __es_insert_extent+0x742/0x1470 [ 2640.948411][T31057] ext4_es_insert_delayed_block+0x35f/0x760 [ 2640.954395][T31057] ? ext4_is_pending+0x200/0x200 [ 2640.959419][T31057] ? percpu_counter_add_batch+0x112/0x1f0 [ 2640.965319][T31057] ? percpu_counter_add_batch+0x132/0x1f0 [ 2640.971168][T31057] ? do_raw_spin_unlock+0x173/0x230 [ 2640.976435][T31057] ? _raw_spin_unlock+0x28/0x40 [ 2640.981367][T31057] ext4_da_get_block_prep+0x850/0x1340 [ 2640.986918][T31057] ? ext4_dax_writepages+0xb60/0xb60 [ 2640.992268][T31057] ? reacquire_held_locks+0x4c0/0x4c0 [ 2640.997769][T31057] ? spin_bug+0x1d0/0x1d0 [ 2641.002156][T31057] ? do_raw_spin_unlock+0x173/0x230 [ 2641.007414][T31057] ? _raw_spin_unlock+0x28/0x40 [ 2641.012338][T31057] ext4_block_write_begin+0x3da/0xee0 [ 2641.017794][T31057] ? ext4_dax_writepages+0xb60/0xb60 [ 2641.023154][T31057] ? ext4_bmap+0x280/0x280 [ 2641.027642][T31057] ? __filemap_get_folio+0x2b0/0xaa0 [ 2641.033002][T31057] ? folio_flags.constprop.0+0x56/0x150 [ 2641.038639][T31057] ext4_da_write_begin+0x40a/0x8c0 [ 2641.043871][T31057] ? ext4_write_begin+0x1100/0x1100 [ 2641.049171][T31057] generic_perform_write+0x278/0x600 [ 2641.054563][T31057] ? folio_add_wait_queue+0x1c0/0x1c0 [ 2641.060114][T31057] ? __mark_inode_dirty+0x599/0xd60 [ 2641.065487][T31057] ? generic_update_time+0xcf/0xf0 [ 2641.070685][T31057] ? mnt_put_write_access_file+0x45/0xf0 [ 2641.076407][T31057] ext4_buffered_write_iter+0x11f/0x3c0 [ 2641.082050][T31057] ext4_file_write_iter+0x819/0x1950 [ 2641.087478][T31057] ? lock_sync+0x190/0x190 [ 2641.091985][T31057] ? ext4_buffered_write_iter+0x3c0/0x3c0 [ 2641.097808][T31057] vfs_write+0x64f/0xdf0 [ 2641.102122][T31057] ? kernel_write+0x6c0/0x6c0 [ 2641.106902][T31057] ksys_write+0x12f/0x250 [ 2641.111304][T31057] ? __ia32_sys_read+0xb0/0xb0 [ 2641.116225][T31057] ? syscall_enter_from_user_mode+0x7f/0x120 [ 2641.122300][T31057] do_syscall_64+0x40/0x110 [ 2641.126982][T31057] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 2641.132979][T31057] RIP: 0033:0x7f6d55a7cba9 [ 2641.137454][T31057] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48 [ 2641.157214][T31057] RSP: 002b:00007f6d5678f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2641.165703][T31057] RAX: ffffffffffffffda RBX: 00007f6d55b9bf80 RCX: 00007f6d55a7cba9 [ 2641.173742][T31057] RDX: 000000000208e24b RSI: 0000000020005880 RDI: 0000000000000004 [ 2641.181771][T31057] RBP: 00007f6d5678f120 R08: 0000000000000000 R09: 0000000000000000 [ 2641.189798][T31057] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2641.197825][T31057] R13: 000000000000000b R14: 00007f6d55b9bf80 R15: 00007ffe5f68a8c8 [ 2641.205881][T31057] [ 2641.211160][T31046] batman_adv: batadv3770: Not using interface netdevsim0 (retrying later): interface not active [ 2641.231008][T31057] [ 2641.233404][T31057] ====================================================== [ 2641.240453][T31057] WARNING: possible circular locking dependency detected [ 2641.247504][T31057] 6.7.0-rc4-syzkaller-00128-gbd4a816752ba #0 Not tainted [ 2641.254563][T31057] ------------------------------------------------------ [ 2641.261616][T31057] syz-executor.4/31057 is trying to acquire lock: [ 2641.268060][T31057] ffffffff8d11c9e0 (fs_reclaim){+.+.}-{0:0}, at: kmem_cache_alloc+0x4f/0x2f0 [ 2641.276945][T31057] [ 2641.276945][T31057] but task is already holding lock: [ 2641.284343][T31057] ffff888078830288 (&ei->i_data_sem){++++}-{3:3}, at: ext4_da_get_block_prep+0x6c9/0x1340 [ 2641.294451][T31057] [ 2641.294451][T31057] which lock already depends on the new lock. [ 2641.294451][T31057] [ 2641.304887][T31057] [ 2641.304887][T31057] the existing dependency chain (in reverse order) is: [ 2641.313935][T31057] [ 2641.313935][T31057] -> #3 (&ei->i_data_sem){++++}-{3:3}: [ 2641.321996][T31057] down_write+0x3a/0x50 [ 2641.326720][T31057] ext4_map_blocks+0x5a7/0x1770 [ 2641.332148][T31057] ext4_do_writepages+0x184e/0x3350 [ 2641.337934][T31057] ext4_writepages+0x30c/0x780 [ 2641.343273][T31057] do_writepages+0x1b4/0x690 [ 2641.348449][T31057] __writeback_single_inode+0x158/0xe90 [ 2641.354565][T31057] writeback_sb_inodes+0x599/0x1080 [ 2641.360334][T31057] __writeback_inodes_wb+0xff/0x2d0 [ 2641.366103][T31057] wb_writeback+0x7f8/0xaa0 [ 2641.371169][T31057] wb_workfn+0x87c/0xfe0 [ 2641.376066][T31057] process_one_work+0x886/0x15d0 [ 2641.381582][T31057] worker_thread+0x8b9/0x1290 [ 2641.386820][T31057] kthread+0x2c6/0x3a0 [ 2641.391438][T31057] ret_from_fork+0x45/0x80 [ 2641.396408][T31057] ret_from_fork_asm+0x11/0x20 [ 2641.401765][T31057] [ 2641.401765][T31057] -> #2 (jbd2_handle){++++}-{0:0}: [ 2641.409094][T31057] start_this_handle+0x10ff/0x15e0 [ 2641.414789][T31057] jbd2__journal_start+0x391/0x840 [ 2641.420453][T31057] __ext4_journal_start_sb+0x343/0x5d0 [ 2641.426475][T31057] ext4_file_open+0x632/0xc80 [ 2641.431715][T31057] do_dentry_open+0x8d6/0x18c0 [ 2641.437037][T31057] path_openat+0x1e5a/0x2c50 [ 2641.442189][T31057] do_filp_open+0x1de/0x430 [ 2641.447599][T31057] do_sys_openat2+0x176/0x1e0 [ 2641.454492][T31057] __x64_sys_openat+0x175/0x210 [ 2641.459910][T31057] do_syscall_64+0x40/0x110 [ 2641.464964][T31057] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 2641.471421][T31057] [ 2641.471421][T31057] -> #1 (sb_internal){.+.+}-{0:0}: [ 2641.478836][T31057] ext4_evict_inode+0xe5b/0x1a40 [ 2641.484327][T31057] evict+0x2ed/0x6b0 [ 2641.488784][T31057] iput.part.0+0x560/0x7b0 [ 2641.493756][T31057] iput+0x5c/0x80 [ 2641.497945][T31057] dentry_unlink_inode+0x292/0x430 [ 2641.503602][T31057] __dentry_kill+0x3b8/0x640 [ 2641.508827][T31057] shrink_dentry_list+0x11e/0x4a0 [ 2641.514408][T31057] prune_dcache_sb+0xeb/0x150 [ 2641.519640][T31057] super_cache_scan+0x327/0x540 [ 2641.525051][T31057] do_shrink_slab+0x428/0x1120 [ 2641.530358][T31057] shrink_slab+0xa83/0x1310 [ 2641.535756][T31057] shrink_one+0x4f7/0x700 [ 2641.540652][T31057] shrink_node+0x20cd/0x3790 [ 2641.545818][T31057] balance_pgdat+0x9d2/0x1a90 [ 2641.551062][T31057] kswapd+0x5be/0xbf0 [ 2641.555606][T31057] kthread+0x2c6/0x3a0 [ 2641.560412][T31057] ret_from_fork+0x45/0x80 [ 2641.565731][T31057] ret_from_fork_asm+0x11/0x20 [ 2641.571487][T31057] [ 2641.571487][T31057] -> #0 (fs_reclaim){+.+.}-{0:0}: [ 2641.578914][T31057] __lock_acquire+0x2433/0x3b20 [ 2641.584470][T31057] lock_acquire+0x1ae/0x520 [ 2641.590059][T31057] fs_reclaim_acquire+0x100/0x150 [ 2641.596092][T31057] kmem_cache_alloc+0x4f/0x2f0 [ 2641.601415][T31057] ext4_es_insert_delayed_block+0x542/0x760 [ 2641.607875][T31057] ext4_da_get_block_prep+0x850/0x1340 [ 2641.613909][T31057] ext4_block_write_begin+0x3da/0xee0 [ 2641.619915][T31057] ext4_da_write_begin+0x40a/0x8c0 [ 2641.625662][T31057] generic_perform_write+0x278/0x600 [ 2641.632142][T31057] ext4_buffered_write_iter+0x11f/0x3c0 [ 2641.638699][T31057] ext4_file_write_iter+0x819/0x1950 [ 2641.645095][T31057] vfs_write+0x64f/0xdf0 [ 2641.649940][T31057] ksys_write+0x12f/0x250 [ 2641.655013][T31057] do_syscall_64+0x40/0x110 [ 2641.660522][T31057] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 2641.667009][T31057] [ 2641.667009][T31057] other info that might help us debug this: [ 2641.667009][T31057] [ 2641.677459][T31057] Chain exists of: [ 2641.677459][T31057] fs_reclaim --> jbd2_handle --> &ei->i_data_sem [ 2641.677459][T31057] [ 2641.690017][T31057] Possible unsafe locking scenario: [ 2641.690017][T31057] [ 2641.698028][T31057] CPU0 CPU1 [ 2641.703683][T31057] ---- ---- [ 2641.709078][T31057] rlock(&ei->i_data_sem); [ 2641.714130][T31057] lock(jbd2_handle); [ 2641.720755][T31057] lock(&ei->i_data_sem); [ 2641.727789][T31057] lock(fs_reclaim); [ 2641.731841][T31057] [ 2641.731841][T31057] *** DEADLOCK *** [ 2641.731841][T31057] [ 2641.740449][T31057] 4 locks held by syz-executor.4/31057: [ 2641.746991][T31057] #0: ffff888025de6348 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe7/0x170 [ 2641.756231][T31057] #1: ffff88814cc00418 (sb_writers#4){.+.+}-{0:0}, at: ksys_write+0x12f/0x250 [ 2641.765564][T31057] #2: ffff888078830400 (&sb->s_type->i_mutex_key#8){++++}-{3:3}, at: ext4_buffered_write_iter+0xb0/0x3c0 [ 2641.777669][T31057] #3: ffff888078830288 (&ei->i_data_sem){++++}-{3:3}, at: ext4_da_get_block_prep+0x6c9/0x1340 [ 2641.789269][T31057] [ 2641.789269][T31057] stack backtrace: [ 2641.795283][T31057] CPU: 0 PID: 31057 Comm: syz-executor.4 Not tainted 6.7.0-rc4-syzkaller-00128-gbd4a816752ba #0 [ 2641.806259][T31057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 2641.817600][T31057] Call Trace: [ 2641.821822][T31057] [ 2641.825603][T31057] dump_stack_lvl+0xd9/0x1b0 [ 2641.830973][T31057] check_noncircular+0x317/0x400 [ 2641.836922][T31057] ? print_circular_bug+0x5c0/0x5c0 [ 2641.842490][T31057] ? lockdep_lock+0xc6/0x200 [ 2641.847588][T31057] ? hlock_class+0x130/0x130 [ 2641.852444][T31057] __lock_acquire+0x2433/0x3b20 [ 2641.857800][T31057] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 2641.863848][T31057] lock_acquire+0x1ae/0x520 [ 2641.868597][T31057] ? kmem_cache_alloc+0x4f/0x2f0 [ 2641.873667][T31057] ? lock_sync+0x190/0x190 [ 2641.879983][T31057] ? ext4_es_insert_delayed_block+0x542/0x760 [ 2641.886713][T31057] fs_reclaim_acquire+0x100/0x150 [ 2641.891782][T31057] ? kmem_cache_alloc+0x4f/0x2f0 [ 2641.897068][T31057] kmem_cache_alloc+0x4f/0x2f0 [ 2641.901981][T31057] ext4_es_insert_delayed_block+0x542/0x760 [ 2641.908040][T31057] ? ext4_is_pending+0x200/0x200 [ 2641.913474][T31057] ? percpu_counter_add_batch+0x112/0x1f0 [ 2641.920496][T31057] ? percpu_counter_add_batch+0x132/0x1f0 [ 2641.926453][T31057] ? do_raw_spin_unlock+0x173/0x230 [ 2641.931682][T31057] ? _raw_spin_unlock+0x28/0x40 [ 2641.936576][T31057] ext4_da_get_block_prep+0x850/0x1340 [ 2641.942207][T31057] ? ext4_dax_writepages+0xb60/0xb60 [ 2641.947817][T31057] ? reacquire_held_locks+0x4c0/0x4c0 [ 2641.953267][T31057] ? spin_bug+0x1d0/0x1d0 [ 2641.957982][T31057] ? do_raw_spin_unlock+0x173/0x230 [ 2641.963301][T31057] ? _raw_spin_unlock+0x28/0x40 [ 2641.968422][T31057] ext4_block_write_begin+0x3da/0xee0 [ 2641.973920][T31057] ? ext4_dax_writepages+0xb60/0xb60 [ 2641.979434][T31057] ? ext4_bmap+0x280/0x280 [ 2641.983978][T31057] ? __filemap_get_folio+0x2b0/0xaa0 [ 2641.989746][T31057] ? folio_flags.constprop.0+0x56/0x150 [ 2641.996617][T31057] ext4_da_write_begin+0x40a/0x8c0 [ 2642.002115][T31057] ? ext4_write_begin+0x1100/0x1100 [ 2642.007381][T31057] generic_perform_write+0x278/0x600 [ 2642.012746][T31057] ? folio_add_wait_queue+0x1c0/0x1c0 [ 2642.018545][T31057] ? __mark_inode_dirty+0x599/0xd60 [ 2642.023788][T31057] ? generic_update_time+0xcf/0xf0 [ 2642.029205][T31057] ? mnt_put_write_access_file+0x45/0xf0 [ 2642.034883][T31057] ext4_buffered_write_iter+0x11f/0x3c0 [ 2642.040474][T31057] ext4_file_write_iter+0x819/0x1950 [ 2642.045980][T31057] ? lock_sync+0x190/0x190 [ 2642.050669][T31057] ? ext4_buffered_write_iter+0x3c0/0x3c0 [ 2642.056559][T31057] vfs_write+0x64f/0xdf0 [ 2642.061047][T31057] ? kernel_write+0x6c0/0x6c0 [ 2642.066230][T31057] ksys_write+0x12f/0x250 [ 2642.071071][T31057] ? __ia32_sys_read+0xb0/0xb0 [ 2642.076003][T31057] ? syscall_enter_from_user_mode+0x7f/0x120 [ 2642.084344][T31057] do_syscall_64+0x40/0x110 [ 2642.089092][T31057] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 2642.095065][T31057] RIP: 0033:0x7f6d55a7cba9 [ 2642.099809][T31057] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48 [ 2642.119921][T31057] RSP: 002b:00007f6d5678f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2642.128759][T31057] RAX: ffffffffffffffda RBX: 00007f6d55b9bf80 RCX: 00007f6d55a7cba9 [ 2642.137365][T31057] RDX: 000000000208e24b RSI: 0000000020005880 RDI: 0000000000000004 [ 2642.145553][T31057] RBP: 00007f6d5678f120 R08: 0000000000000000 R09: 0000000000000000 [ 2642.153609][T31057] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2642.163486][T31057] R13: 000000000000000b R14: 00007f6d55b9bf80 R15: 00007ffe5f68a8c8 [ 2642.171864][T31057] 18:57:57 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000040008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:57 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0xffffffff, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) (async) setsockopt(r0, 0xffffffff, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) 18:57:57 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000008ec00130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:57 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013023e00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2642.374021][T31037] caif:caif_disconnect_client(): nothing to disconnect 18:57:57 executing program 4: r0 = socket(0x18, 0x0, 0x1) getsockopt$TIPC_NODE_RECVQ_DEPTH(r0, 0x10f, 0x83, 0x0, 0x0) sendmsg$IPSET_CMD_HEADER(r0, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000840)={0x30, 0xc, 0x6, 0x5, 0x0, 0x0, {0x3, 0x0, 0x5}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz0\x00'}, @IPSET_ATTR_PROTOCOL={0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20008800}, 0x8040) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000005880)=ANY=[], 0x208e24b) (fail_nth: 6) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) syz_genetlink_get_family_id$nl802154(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000140), r2) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000680)={'wpan1\x00'}) sendmsg$IPVS_CMD_GET_INFO(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000200), 0xc, &(0x7f0000000380)={&(0x7f0000000280)={0x20, 0x0, 0x100, 0x70bd2d, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_DAEMON={0x4}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_DEVKEY(0xffffffffffffffff, 0x0, 0x0) 18:57:57 executing program 2: r0 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) (async) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.events\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) (async) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x200000b, 0x28011, r1, 0x0) (async) r2 = socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000380), 0xffffffffffffffff) (async) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_REGISTER_BEACONS(r2, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x28, r3, 0x1, 0x0, 0x0, {{}, {@void, @val={0x8, 0x3, r4}, @val={0xc}}}}, 0x28}}, 0x0) (async) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket$nl_generic(0x10, 0x3, 0x10) (async) r7 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000380), 0xffffffffffffffff) (async) ioctl$sock_SIOCGIFINDEX_80211(r5, 0x8933, &(0x7f0000000300)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_REGISTER_BEACONS(r6, &(0x7f0000001440)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000001400)=ANY=[@ANYRES16=r8, @ANYRES16=r7, @ANYRES32=r6], 0x28}}, 0x0) (async) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) ioctl$sock_SIOCETHTOOL(r6, 0x8923, &(0x7f0000000100)={'virt_wifi0\x00', &(0x7f0000001780)=ANY=[@ANYRESHEX=r2]}) (async) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000200)=ANY=[@ANYBLOB="8d00001900", @ANYRES16=r11], 0xd) (async) r12 = accept4$llc(0xffffffffffffffff, &(0x7f0000000200)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000240)=0x10, 0x0) r13 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="180100001c00000000000000120000f1850000006d00000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80) r14 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={&(0x7f0000000340)='kfree\x00', r13}, 0x10) r15 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0x275a, 0x0) ioctl$FS_IOC_GETFSMAP(r15, 0xc0c0583b, &(0x7f0000001480)={0x0, 0x0, 0x5, 0x0, '\x00', [{0x0, 0x0, 0xfffffffffffffffd}, {0xffffffff}], ['\x00', '\x00', '\x00', '\x00', '\x00']}) r16 = socket$caif_stream(0x25, 0x1, 0x1) sendmsg$netlink(0xffffffffffffffff, &(0x7f0000004d00)={0x0, 0x0, &(0x7f0000002100)=[{&(0x7f00000003c0)={0x1018, 0x21, 0x400, 0x70bd2a, 0x25dfdbfc, "", [@typed={0x8, 0x49, 0x0, 0x0, @pid=0xffffffffffffffff}, 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@ANYRES32=r2, @ANYRES64], 0x3384}, {&(0x7f0000002180)=ANY=[@ANYBLOB="30050000140004002cbd7000fbdbdf25cc5c306d80a9f10a87407f012b153d762ccb2618e4fc77f0320ac4a7edf67601e1afc4ee6168005f643c625e0cda174fafad10b40171227db3a4fe2e2fb53846cf34090d6bf0c26c100c2f61954200028c80040032000800760005000000c1006c0092b3254915f5c2385ccc2194ca44fb6c23a6e4c333705e25a26dde407d0f3fdefea5f05fbe660c88d6d3e8be7394ebb2e73e744bd6cce81d7675e3b8a7eb257ccd6fae745dc068fcc6c63da3d107c1c183ea2efd68f63e8cedc124b39049d52ec975392af0af107a9b7ea76f757a09887aad672a372bf97547f8c82da9538f1228982fad59616f6d533a2f20712d7ccaf7a753bdc7c722ceae282f88b16d0fe60610c7c185bd9f8a32abd814e6173b62e3defbf4a88db6a7f60dc4e31091000008007400", @ANYRES32=r1, @ANYBLOB="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", @ANYRES32=r10, @ANYBLOB="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", @ANYRES32=0x0, @ANYBLOB="e0006380d9003f00f3a87f5dfeaceaa1a229719065ca950ab2daa0b0caf2584fbd5482b9ab1a91e6210aaa3f058eea6f0e5b9fe0d80714244b346cf1edfdf063ccbc518f22db65e050bd9ec9eac31bcc823a516dba62275af747efcc05ab28bfa3592bd0df97e5b6e39f38c703df06dc8385e66f7dec9d6c78815d91b21eec9b204d0226b7388a2b47c38be42bcdee66ba4ba1c831b855693151450157889d5502cdb2a8d9ba674e22fb642a4a8a6fe06342c80b95329859d8bb762f952109bcab387357a15cf876962cae25dbfa5f924d77992f7a573fe34910ad12c1000000b800078567d5a08cf6e14bbad01838d2c9c50686b8ef034b1062a2667710d4b4d5d4c6f91caa622394c9f79e9d3f1c02b5bbfae2dd1d482eb757d8c95447a1fd63835850251daba5fa6d774e19935f5cce2bcea4130e2ed7620a8282a387d6e51c9ce15608ee080718c26402f0a2ece5ca42d6693f2ec6eb0463483fb5c6fd5099f790759eb2e68de3dfbdd1723215caa02c3713f4bbd6c243a431de66a9e83fc9619e4cc9dfb405a23dfe4462dfae05fdebff96888c1b0cfe862f83c36cfeeb9813cfe10352414c4eea83c4ce00"], 0x530}, {&(0x7f0000002040)={0x54, 0x1d, 0x20, 0x70bd2b, 0x25dfdbfd, "", [@generic="8a8808690fbf2b57f673bb0fa74d44715df86b1edeae07ad3dbdcd808ae654aa1e50aed7e1c9b3ece1a3feacf9e74ed156553ac0a012351d1179dcadf1ec03838bea11"]}, 0x54}, {&(0x7f00000020c0)={0x28, 0x1d, 0x800, 0x70bd27, 0x25dfdbfe, "", [@generic="10d6e7fc7ee5f22c4324ff4d7556991570942b54271f73"]}, 0x28}], 0x8, &(0x7f0000001680)=[@rights={{0x18, 0x1, 0x1, [r5, r1]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, r11}}}, @rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, r2, 0xffffffffffffffff, 0xffffffffffffffff, r2, r12, 0xffffffffffffffff, r2]}}, @rights={{0x20, 0x1, 0x1, [r14, r6, 0xffffffffffffffff, r13]}}, @cred={{0x1c, 0x1, 0x2, {r9, r10, r11}}}, @rights={{0x18, 0x1, 0x1, [r5, r2]}}, @cred={{0x1c, 0x1, 0x2, {0x0, r10, r11}}}, @rights={{0x1c, 0x1, 0x1, [r15, r16, r2]}}], 0x100, 0x20008010}, 0x1) (async) sendmsg$netlink(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000017c0)={0x2b0, 0x2a, 0x1, 0x0, 0x0, "", [@nested={0x1b6, 0x0, 0x0, 0x1, [@typed={0xc, 0xa, 0x0, 0x0, @u64=0xffffffff80000000}, @generic="c96635", @generic="50bb2d6f67d29d6fabadb107d0def49c88ea04abde1d5e8d3fb22a1b5046778bdafefc46b0449ade68bf84b36ec72dd71265fc2e882348c26c2126237dd5b37f5ae655b1086cda40e00aec58754734be31d750351dc076eb47d96219c08c029d1608a487f26fbe816b89f7cb81bff81a8b7a82565856555ee923c65973deb0a99b962bc0fe94a3fcae3697bd7b85b3a682167c43dbf137115a40ebddcad74875cf0d972df9e99f07976773f4d98fe3fa370d47eb640dc5061dc35817c8a66c29be82fdc2f4393c05a007d12b505a84dfdb98d568175b62421d726d1e5331e1ddfd4d770b57", @typed={0x8, 0x0, 0x0, 0x0, @ipv4=@initdev={0xac, 0x1e, 0x1, 0x0}}, @generic="35fb10168d720809e21c0816d6bff7f6cc08d0a7435a1e9edc2555ac78d7e8bb6da89b89a5b3b52b76108a6212c964465e21ec437d36b1a35c374b65dfcaec3423ae3094b2afe8ed6c52740308c94ac354e2fc6f5ef1c63c9b1c85526f61aeff874df3827b00366edc78039102f8c94806e9bae8fbfa5c5b6bc638e9e2074de9a849d9a9a795a73bfa6433f216fde129b8f36768237a5d0d67e68da71783351aa8e37c509bc3710b7649f20f9659af0c5fc7a484fd5c"]}, @typed={0x8, 0x81, 0x0, 0x0, @uid=r10}, @typed={0x8, 0x85, 0x0, 0x0, @fd}, @generic="77e5eec89adb97c641161798c41db656ff97b885d8613797212dc054cf7dde7c5afe71b2b780085d6e6cae7379b1505624c2552c98e9ba05179c926ac439d40bf32ab084c1f890cb6bc80199cd4ed79256fea0a1228f8c48a83c19bf7a9edd0d4a529ee30ad65247a2fd384b9ad2b18afaf4d077a39eaa60d380fd6f8e91997111e0cb735a102235864b6291bb988296b7b54e98a8f4e147d351668e2f6a5abd77a2151ad1c7e07fda420d637256c42e9f06029893dde1016e09e9ca80cab53fec59b632c7ec91161d83c57e2b6bc707f36e1e3821d8"]}, 0x2b0}], 0x1}, 0x0) (async) r17 = socket$netlink(0x10, 0x3, 0x0) r18 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r18, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) (async) getsockname$packet(r18, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) sendmsg$nl_route(r17, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r19, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) (async) ioctl$BTRFS_IOC_RESIZE(r17, 0x50009403, &(0x7f0000001a80)={{}, {@void, @actul_num={@val=0x2d, 0x87a9, 0x65}}}) [ 2642.648696][T31068] batman_adv: batadv3770: Removing interface: netdevsim0 [ 2642.665517][T31080] FAULT_INJECTION: forcing a failure. [ 2642.665517][T31080] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 2642.681588][T31068] batman_adv: batadv3771: Adding interface: netdevsim0 [ 2642.688973][T31068] batman_adv: batadv3771: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2642.717241][T31080] CPU: 1 PID: 31080 Comm: syz-executor.4 Not tainted 6.7.0-rc4-syzkaller-00128-gbd4a816752ba #0 [ 2642.727947][T31080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 2642.738042][T31080] Call Trace: [ 2642.741431][T31080] [ 2642.744467][T31080] dump_stack_lvl+0x125/0x1b0 [ 2642.749508][T31080] should_fail_ex+0x496/0x5b0 [ 2642.754332][T31080] ? fs_reclaim_acquire+0xb0/0x150 [ 2642.759580][T31080] __should_fail_alloc_page+0xe7/0x130 [ 2642.765687][T31080] prepare_alloc_pages.constprop.0+0x16f/0x550 [ 2642.771894][T31080] ? lock_release+0x4bf/0x690 [ 2642.776808][T31080] __alloc_pages+0x193/0x2420 [ 2642.781767][T31080] ? rcu_is_watching+0x12/0xb0 [ 2642.786563][T31080] ? warn_alloc+0x3a0/0x3a0 [ 2642.791142][T31080] ? reacquire_held_locks+0x4c0/0x4c0 [ 2642.796610][T31080] ? __page_table_check_pud_clear+0x160/0x160 [ 2642.802742][T31080] ? __handle_mm_fault+0x489/0x3d70 [ 2642.807997][T31080] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 2642.814279][T31080] ? policy_nodemask+0x313/0x480 [ 2642.819361][T31080] alloc_pages_mpol+0x258/0x5f0 [ 2642.824325][T31080] ? mempolicy_in_oom_domain+0x150/0x150 [ 2642.830014][T31080] ? lock_release+0x4bf/0x690 [ 2642.834859][T31080] ? xas_start+0x14f/0x780 [ 2642.839476][T31080] folio_alloc+0x1e/0xe0 [ 2642.843959][T31080] filemap_alloc_folio+0x3bb/0x490 [ 2642.849136][T31080] ? __probestub_file_check_and_advance_wb_err+0x10/0x10 [ 2642.856669][T31080] ? rcu_is_watching+0x12/0xb0 [ 2642.861666][T31080] ? trace_irq_enable.constprop.0+0xd0/0x100 [ 2642.868241][T31080] __filemap_get_folio+0x54c/0xaa0 [ 2642.873491][T31080] ext4_da_write_begin+0x3c7/0x8c0 [ 2642.879088][T31080] ? ext4_write_begin+0x1100/0x1100 [ 2642.884621][T31080] generic_perform_write+0x278/0x600 [ 2642.890347][T31080] ? folio_add_wait_queue+0x1c0/0x1c0 [ 2642.896149][T31080] ? aa_file_perm+0x4f2/0x1000 [ 2642.901002][T31080] ext4_buffered_write_iter+0x11f/0x3c0 [ 2642.906621][T31080] ext4_file_write_iter+0x819/0x1950 [ 2642.912402][T31080] ? rcu_is_watching+0x12/0xb0 [ 2642.917315][T31080] ? lock_acquire+0x464/0x520 [ 2642.922909][T31080] ? lock_sync+0x190/0x190 [ 2642.927493][T31080] ? ext4_buffered_write_iter+0x3c0/0x3c0 [ 2642.933542][T31080] ? preempt_count_sub+0x160/0x160 [ 2642.939013][T31080] vfs_write+0x64f/0xdf0 [ 2642.943301][T31080] ? kernel_write+0x6c0/0x6c0 [ 2642.948094][T31080] ksys_write+0x12f/0x250 [ 2642.952673][T31080] ? __ia32_sys_read+0xb0/0xb0 [ 2642.957483][T31080] ? rcu_is_watching+0x12/0xb0 [ 2642.962406][T31080] ? trace_irq_enable.constprop.0+0xd0/0x100 [ 2642.971243][T31080] do_syscall_64+0x40/0x110 [ 2642.976059][T31080] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 2642.982109][T31080] RIP: 0033:0x7f6d55a7cba9 [ 2642.986986][T31080] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48 [ 2643.006984][T31080] RSP: 002b:00007f6d5678f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2643.015478][T31080] RAX: ffffffffffffffda RBX: 00007f6d55b9bf80 RCX: 00007f6d55a7cba9 [ 2643.024126][T31080] RDX: 000000000208e24b RSI: 0000000020005880 RDI: 0000000000000004 [ 2643.033182][T31080] RBP: 00007f6d5678f120 R08: 0000000000000000 R09: 0000000000000000 [ 2643.041186][T31080] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2643.049717][T31080] R13: 000000000000000b R14: 00007f6d55b9bf80 R15: 00007ffe5f68a8c8 [ 2643.058159][T31080] [ 2643.064672][T31068] batman_adv: batadv3771: Not using interface netdevsim0 (retrying later): interface not active 18:57:58 executing program 4: r0 = socket(0x18, 0x0, 0x1) getsockopt$TIPC_NODE_RECVQ_DEPTH(r0, 0x10f, 0x83, 0x0, 0x0) sendmsg$IPSET_CMD_HEADER(r0, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000840)={0x30, 0xc, 0x6, 0x5, 0x0, 0x0, {0x3, 0x0, 0x5}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz0\x00'}, @IPSET_ATTR_PROTOCOL={0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20008800}, 0x8040) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000005880)=ANY=[], 0x208e24b) (fail_nth: 7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) syz_genetlink_get_family_id$nl802154(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000140), r2) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000680)={'wpan1\x00'}) sendmsg$IPVS_CMD_GET_INFO(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000200), 0xc, &(0x7f0000000380)={&(0x7f0000000280)={0x20, 0x0, 0x100, 0x70bd2d, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_DAEMON={0x4}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_DEVKEY(0xffffffffffffffff, 0x0, 0x0) 18:57:58 executing program 2: syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.events\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x208e24b) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x200000b, 0x28011, r1, 0x0) socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000380), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'wlan0\x00'}) (async) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_REGISTER_BEACONS(r2, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x28, r3, 0x1, 0x0, 0x0, {{}, {@void, @val={0x8, 0x3, r4}, @val={0xc}}}}, 0x28}}, 0x0) socket$netlink(0x10, 0x3, 0x0) (async) r5 = socket$netlink(0x10, 0x3, 0x0) socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000380), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r5, 0x8933, &(0x7f0000000300)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_REGISTER_BEACONS(r6, &(0x7f0000001440)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000001400)=ANY=[@ANYRES16=r8, @ANYRES16=r7, @ANYRES32=r6], 0x28}}, 0x0) (async) sendmsg$NL80211_CMD_REGISTER_BEACONS(r6, &(0x7f0000001440)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000001400)=ANY=[@ANYRES16=r8, @ANYRES16=r7, @ANYRES32=r6], 0x28}}, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) ioctl$sock_SIOCETHTOOL(r6, 0x8923, &(0x7f0000000100)={'virt_wifi0\x00', &(0x7f0000001780)=ANY=[@ANYRESHEX=r2]}) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000200)=ANY=[@ANYBLOB="8d00001900", @ANYRES16=r11], 0xd) r12 = accept4$llc(0xffffffffffffffff, &(0x7f0000000200)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local}, &(0x7f0000000240)=0x10, 0x0) r13 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="180100001c00000000000000120000f1850000006d00000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80) r14 = bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={&(0x7f0000000340)='kfree\x00', r13}, 0x10) r15 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0x275a, 0x0) ioctl$FS_IOC_GETFSMAP(r15, 0xc0c0583b, &(0x7f0000001480)={0x0, 0x0, 0x5, 0x0, '\x00', [{0x0, 0x0, 0xfffffffffffffffd}, {0xffffffff}], ['\x00', '\x00', '\x00', '\x00', '\x00']}) socket$caif_stream(0x25, 0x1, 0x1) (async) r16 = socket$caif_stream(0x25, 0x1, 0x1) sendmsg$netlink(0xffffffffffffffff, &(0x7f0000004d00)={0x0, 0x0, &(0x7f0000002100)=[{&(0x7f00000003c0)={0x1018, 0x21, 0x400, 0x70bd2a, 0x25dfdbfc, "", [@typed={0x8, 0x49, 0x0, 0x0, @pid=0xffffffffffffffff}, @generic="02231d6c402bbdab746d4bbfb649de911c313108c844776a698100e5bb8dac2eb1ded74bd734427c50996cb04cedc3c7f7db4cd873105b5a99a74dae133b06ecdcb447af2b0de70c00c7aa5eabef489ee0e93d93e331f0f642094da66864bf2ebc1f9c310cdd3a0a031d10df8140dd84271dfcdc7a48f423c459215d6c270a65d5084fcd1b57ae2b46b3f0cec23484e99b7a751848cf09810b03a550256e9fdbe475749060550f52ce59a3b5e353a0442877a4cb1f591cfb6e14270741bb9bf080f25fde9b943a3587cc45a08440b90505e0e8a8c37b5f47d3867aca93831a1eae9b3a65a1c9d6fdcf098d93ea68ac41c321221c66028ac0070ac74cff8b42c7ac8ee93804cb35e666c766eee5fc74cf7259509fdd9d51fbf70fd97ad943184dfd5bec35d8ed67a1f7afd8ffd9f2d1677940c7d4e351f0091b2dd93fe1682aae2753e50c46ae0bf6501b0cbb467770d1471ccecaeb7c9f135a1556fd92fd4532954d658cde0f60340c487de89074be1c6b9061a95ec91a067f861ae0ddf0172093ee28775822e26cd637ee802bc0e1bb9ec6e210b227488ca2e56ef061086c2977da3615d9d7aa16d8d593b8d4a6b9cb7d34d5178e72a3a7586aeb92a3bc30928e373ae72981e68609441aec7e77dc04bb73b3654a1d8c89c0f65af0b4dadc9aed0d5ab530a0f687f93d613236c6533f844789e23c05e04c62048f2a4ec65609f3e8f1cdc0a3d1fcea8513a62c6b721d7bf11d24ff643d69d62460617857561fb226f104c067d64d4a3d55e8ccacf2bdba8305705686fad620b42e90c2e1c794753a0ed8f5034b0d328811ace8dd7864cbc998f1a200f72e9b7cc149284c8872f465890ef5a8281381a5d50d46718e6163c7562ed0557acab60c2e39753ca36ffa42db39dda1456aa0eb3766cea1b80efbe0c79b88b47d7b1324e502bc32adbd70e5760d1e9a3448534c431ae0aaa74c13b46d1947c9cdec20257cfc1d93d576ea1a66e2f5c87ca7c469496cd3814058af8b14b52f1da4abe02ba2861389dcb20c0a41cfbcf848d23cb0c41c2439c478146326a3853a21018b9e8d87a0d5a238b4f9d8ea384b57afa506ba737eee0a7e8197b41026dd9e3f10128d5562c75cf310dacfb8b93a9ac4361cc5e4a1315c5b009bcfb47f1faea9d4c407e96ce6cba059f5e9a6392d84cae0ad4719f86f228bb6975675db80c45317f9d510382ba425f2b5029cbcd7e65ef5016ba7459d1cfacb450567ab47a41f225a20ae505fbf8cbc4ffc2f1c37f671798e0c072b46a31dafc217bf8aceaa6198792b18cff850e061e0ec0d4993aacd9620e02c792c03f5da3eb0618abdae8e5ea949d51725dc3c9a79404b29a7fed9359d0d0c70dbaf40064cc4c5ab0fcffc2ede4a275deaa1d447d7026cd8118a7be2ceaccd47f4447b78ef1bf4f70485eab8aba1252590633b524a78ff7a2f51f9d71f57612d5aa0206d8a10665cdcf2b01991995d2fae8198b6bc7edd910d64a8842afe0bcc3ecb1767c3401ad645c35abb910c7abf7dcb4a695a50005476a7a7e636f73eafc0254fe8e2d825ac1a79e6ce6fd896df4f791573a7651718ac7dafd92ba0017caa48201610d90201f941bd835562e3fe9cbcce21bd49c5ce8195ee5d7743ec5b431d7910c1bf52b5160e1726a81fcfe8f2db1857bd9a0dc2d6dbdde9aa2513f6485d1ba9f9d18f0e41c2454958690878019ff85a644ca60ab2d1303433b79046a6873f04f0a710a1a371b4e663d68348134aaa83e285a167f17a70e8654419c815f99cb40e738b21558c9ea0c8d168fff5b2b460eefc398e2b4dd836fcc582d0ccdc76f0c064bfc9471c711e541c74f403d08b3ad36c052fd983b61a62fe6dde70073023cb71adfa36b844d326b11194a9f0d822a893fc131e17000b7fae30b383f5dfad8ffdd53a7678334674bd981351f8da48c0cd107104c91fed88e35684e9cefaac27b88cf5b6ec8ec1668002c9d89d58fbe6c9923c9bbe78da483a03145bf7bc69f071c9e57d2b69b36460b0d227e4766ff968f97f39e0eec56dc1183e0b7e91b0ae32758d8629f3d7bebb5d3e9a6d50d0ab968e66f5a0b746b5ffaea595fc6b3d60cbf8edaed2f38b54e208f00532448f001fc4489714eb43f26b02caec30fa6c9aa10f70125213e9137e131118f55a7da11bbd1fcb2223be80f44a9503ea8df3115086f63cbaab8280d1dda7ac0977ef310c8d67c721520f2c608c50a443d7d7fe991815ffd6b19565895b587f444e08263749be85b19b137ff4f906d92469c83d9c8a019809d0acaca5d3c116bf482a268f77058c6f50529dd5ebf2b471656459262aec63b4e2b086e61205068285b62b04499a595f70b9bf724d4094ef041c3b019fd700f67909e6c2f980e0a66116baf0c63f8c24129faba31070f877cc59471e1513f920af5e9d03a167b821f13816c64b220b35031e77bf370887bb8460aaae9788a8b3230da998fe4a62631e2887259979829d2f6bce403e4b0e7f42064f53d5da57af3a9362c154f5a50588b707a764e54bef3bbd0f27745c6f349f544f3029fee1106b7c27896d4c35fb45f13fb75a39c86deede391118832fec0d679741ad31d87c08b6e6b0a9a09a4fc7ba5ca00009906fbe17d97e5271511cf95c7bb2589e4b235163e4e8f4eeb98e8558c4762bb64f7140cc712f75a09e8daf088fe659bf22fd8ea46e11caeec33fac39d15f5604701acf44aff4c4830c36a65028d8ff7f529e33966ad107f7316d12adb03814beef0101f9b716767d76c054f114902b3cb8bf6b865c43b66268d3c08c27588f19dc180d3842f4888b36b3ce19f0a3bc020e99f76a9f79890fa6e0b66a2a3cea3346208d6b48acad5a421ecd0f9a500a16a5eb5194cc7f13652f84ee3c6f48d30ebb4674a8557a005f7336b637ea7d35eb0f3ec6fa786d660fc9bf054beadd971e9e9957207bd62f0249a139a5bc37a4080bbcf842c042021eb6737b0e875b8a4545c4bffb21e87a96d194bb615c6c10135ba359d296ed906b67ab9a9a7738d124c06fe1d2582f7ef7d9468197a84b6d6870faf4c19e4fd622aa157ce0151d4d21e1740dbb04fb616f319a16abd3e97555da21af34ce0b4c44c75b3fcd8771978431eeb1b38b63d8e11c9a354f493a3aadc7c0adae9f8bd78d3cbeeb7a818b96b7ac0812085c47356ad4ce3819b35144f3cebfc9941e54f98e0ebb6af91e3a3d15617e53b6dcedba1dffabfdf16cc914eb29c02a732e412d8e00a43587006090973bb78afc37ddef0cdcfcde365b845ccc2f6ba511acf7e2b881646fccfe369f4121125d3ebab076edca4d20aff982653fd1c2a600b97a21926668cac0cb55b126a63a27c783ff8d109ef979cb615d36e2f4805822bd75dd209b5a4cc309c0525c02976169f90b49ffa00600e9caa137b2352ceb095cc57bb4f31e37c04e038435d55fd92ed3b7d3060eb87d1422c24e269de92af36bae9cfcbff855734cd3f305c4993988b2217c9d61c0b7bb7fe00fe3a88351969c7f52926fa2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0x1018}, {&(0x7f0000001b00)=ANY=[@ANYBLOB="180000001e00000220bd7000fcdbdf25133941005037d881c181f17dce25458f5bbeae09fd690bf144af94aeed0812b6e65f41c7057c060560d3bb4999855afb980b2955278f8640b7cdbfcdb5003a8b4d12411583415fa2ada2af096c76674c5db00a6f7659454da3cd19b4d9226b389450246c09412b80a7a911cc6955c21cf1c849ec334f4ee47a19b79937adb76e578637994b37097f", @ANYRES32=0x0, @ANYBLOB], 0x18}, {&(0x7f00000029c0)={0x1a0, 0x38, 0x100, 0x70bd26, 0x25dfdbfe, "", [@generic="ce7a0c53158a3e371b9630d371b84d983ae454fe86458486e4cde86e70f54479f6f8f7ed733658af8f059151a3ce5152d7750b2832f15d6747b1e4e275124250e9eff2a9299b085434b024397d746d2d1e1ef59e3484db66f530bab9bc19d1698d87f401c8af100607c1a6cff138ff7edebb2f0cd792cf713596a30d64950dc26e43e70370c6ecd0f868ecf965d7052c1e8ee23f74dac4805ad368105b668cfdda70eb19942ada373a7800b6ed6549bf94ef253468427ced94934f2a94efdaab7d8fcfc93a279c9676926f1ff670d16aabf4ab3938cb7c59cad6b6c3ab6a11c1d774f1589d85eb97", @generic="528379e313eda9b4b21cb56225fbde317d00c25c2133acd6a2268cf1d36b22bb13f2be2a8798fda736b102c77ebfac1d009b309bc18da52c1379f7ccba8af65b23af7f1c4f11fa06425a88fc0252294ae5773bc8defa8524e6828d7b244a85e0dc7078f07f742d20340623b3f50badb47625cb65e891f063a231c80991638028ea57096db45a3426dba1d8c0cb144e838e0cc731da68477ba5a1", @typed={0xc, 0x28, 0x0, 0x0, @u64=0x7fffffff}]}, 0x1a0}, {&(0x7f00000026c0)={0x2dc, 0x3c, 0x300, 0x70bd2d, 0x25dfdbff, "", [@generic="4565c10189aff3959093506f70192e1f73d758dfc3796d2b98a0706914d9302c245c7758544464fb036702d786a55c99a7b2839068ea422185f7d67349c6d0ada0d253bb6f5b9c3ec24ad55800fed91d", @generic="07b696caa51cdf43ea9cd3f2590afeeb704baf032fe4e556db11fb4ed3a397f3a213c346530a9873576c070c69ec9b2ab74f80a9476ef21ed2d2bd6906b46bd2a87e856b9feb0e8413f700b54b13c61f658a363ae48d9bc235b42cdd9cec379dbc684450cde1bfb3aa6a2e82419aec686c15fa176d494e40c193f51be55c1ae1c4299695b2dfe1a913", @nested={0x1e6, 0x92, 0x0, 0x1, [@generic="3b708ef38d979a68c2e0ceeeeee4bd93592a58e9571965791ac5bb813376e74e3d0cef3f3dca86ee7f5637ba201a837da7bbd26b0be7623183088e", @typed={0x98, 0x60, 0x0, 0x0, @binary="91b4bf097c64dc63ec5b7b2b91f8465b381a5e3b79a8daad327d0fc751cc4d415de08c181b3b78690dfb380dda8bec93f9aa998c162dd14ce3648cdaa356209967033c3d30e2056adbb1a2393e107eb92cb418059219ab5c020a3dd7d19e9bbc964e85c39ae36d0daf3fbabb1ddd10d5e69460b04c7bea2d3473bbc62436e8450ac4870b74bede12bbde67185d5211c60e43a8c3"}, @generic="d1fcfd36a8b508e17b2a607d4ee1091f1cf574cea7bf23dc09ad7ba6cf636ebc11167c01919d3416b7dbcf75b8337d53501f3e3ccc7d87408908a898b3d1f5221ff0c04c6409ef2f8372da0c6592ccd3675519f9a1c7d2fa0ccab7fb943c6297105e9784e9178cc9a8f86c6f589e402147d2040b59093486d25df761f0b8982063982c67bd31832f20bb8354c2756fe1e2500ab6c4c591a2464e1aa4eb6cff9d8e897c4aa51bb26c82f26bd9a63f787b04fc44b73051c58b60b39585266966de18a410c4b6da52d4669c95fa04ed7d", @generic="4a1a646b6a3620d87f093e094c718990141ddce9", @generic="eab70312b5d35053ffb1c109da9f14c2727bbf6de242a0c3bef36e4d5f9ab1db9b66e20f9ad3c66744536a3d"]}, @typed={0x8, 0x83, 0x0, 0x0, @uid}]}, 0x2dc}, 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@ANYRES32=r2, @ANYRES64], 0x3384}, {&(0x7f0000002180)=ANY=[@ANYBLOB="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", @ANYRES32=r1, @ANYBLOB="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", @ANYRES32=r10, @ANYBLOB="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", @ANYRES32=0x0, @ANYBLOB="e0006380d9003f00f3a87f5dfeaceaa1a229719065ca950ab2daa0b0caf2584fbd5482b9ab1a91e6210aaa3f058eea6f0e5b9fe0d80714244b346cf1edfdf063ccbc518f22db65e050bd9ec9eac31bcc823a516dba62275af747efcc05ab28bfa3592bd0df97e5b6e39f38c703df06dc8385e66f7dec9d6c78815d91b21eec9b204d0226b7388a2b47c38be42bcdee66ba4ba1c831b855693151450157889d5502cdb2a8d9ba674e22fb642a4a8a6fe06342c80b95329859d8bb762f952109bcab387357a15cf876962cae25dbfa5f924d77992f7a573fe34910ad12c1000000b800078567d5a08cf6e14bbad01838d2c9c50686b8ef034b1062a2667710d4b4d5d4c6f91caa622394c9f79e9d3f1c02b5bbfae2dd1d482eb757d8c95447a1fd63835850251daba5fa6d774e19935f5cce2bcea4130e2ed7620a8282a387d6e51c9ce15608ee080718c26402f0a2ece5ca42d6693f2ec6eb0463483fb5c6fd5099f790759eb2e68de3dfbdd1723215caa02c3713f4bbd6c243a431de66a9e83fc9619e4cc9dfb405a23dfe4462dfae05fdebff96888c1b0cfe862f83c36cfeeb9813cfe10352414c4eea83c4ce00"], 0x530}, {&(0x7f0000002040)={0x54, 0x1d, 0x20, 0x70bd2b, 0x25dfdbfd, "", [@generic="8a8808690fbf2b57f673bb0fa74d44715df86b1edeae07ad3dbdcd808ae654aa1e50aed7e1c9b3ece1a3feacf9e74ed156553ac0a012351d1179dcadf1ec03838bea11"]}, 0x54}, {&(0x7f00000020c0)={0x28, 0x1d, 0x800, 0x70bd27, 0x25dfdbfe, "", [@generic="10d6e7fc7ee5f22c4324ff4d7556991570942b54271f73"]}, 0x28}], 0x8, &(0x7f0000001680)=[@rights={{0x18, 0x1, 0x1, [r5, r1]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, r11}}}, @rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, r2, 0xffffffffffffffff, 0xffffffffffffffff, r2, r12, 0xffffffffffffffff, r2]}}, @rights={{0x20, 0x1, 0x1, [r14, r6, 0xffffffffffffffff, r13]}}, @cred={{0x1c, 0x1, 0x2, {r9, r10, r11}}}, @rights={{0x18, 0x1, 0x1, [r5, r2]}}, @cred={{0x1c, 0x1, 0x2, {0x0, r10, r11}}}, @rights={{0x1c, 0x1, 0x1, [r15, r16, r2]}}], 0x100, 0x20008010}, 0x1) (async) sendmsg$netlink(0xffffffffffffffff, &(0x7f0000004d00)={0x0, 0x0, &(0x7f0000002100)=[{&(0x7f00000003c0)={0x1018, 0x21, 0x400, 0x70bd2a, 0x25dfdbfc, "", [@typed={0x8, 0x49, 0x0, 0x0, @pid=0xffffffffffffffff}, @generic="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0x1018}, {&(0x7f0000001b00)=ANY=[@ANYBLOB="180000001e00000220bd7000fcdbdf25133941005037d881c181f17dce25458f5bbeae09fd690bf144af94aeed0812b6e65f41c7057c060560d3bb4999855afb980b2955278f8640b7cdbfcdb5003a8b4d12411583415fa2ada2af096c76674c5db00a6f7659454da3cd19b4d9226b389450246c09412b80a7a911cc6955c21cf1c849ec334f4ee47a19b79937adb76e578637994b37097f", @ANYRES32=0x0, @ANYBLOB], 0x18}, {&(0x7f00000029c0)={0x1a0, 0x38, 0x100, 0x70bd26, 0x25dfdbfe, "", [@generic="ce7a0c53158a3e371b9630d371b84d983ae454fe86458486e4cde86e70f54479f6f8f7ed733658af8f059151a3ce5152d7750b2832f15d6747b1e4e275124250e9eff2a9299b085434b024397d746d2d1e1ef59e3484db66f530bab9bc19d1698d87f401c8af100607c1a6cff138ff7edebb2f0cd792cf713596a30d64950dc26e43e70370c6ecd0f868ecf965d7052c1e8ee23f74dac4805ad368105b668cfdda70eb19942ada373a7800b6ed6549bf94ef253468427ced94934f2a94efdaab7d8fcfc93a279c9676926f1ff670d16aabf4ab3938cb7c59cad6b6c3ab6a11c1d774f1589d85eb97", @generic="528379e313eda9b4b21cb56225fbde317d00c25c2133acd6a2268cf1d36b22bb13f2be2a8798fda736b102c77ebfac1d009b309bc18da52c1379f7ccba8af65b23af7f1c4f11fa06425a88fc0252294ae5773bc8defa8524e6828d7b244a85e0dc7078f07f742d20340623b3f50badb47625cb65e891f063a231c80991638028ea57096db45a3426dba1d8c0cb144e838e0cc731da68477ba5a1", @typed={0xc, 0x28, 0x0, 0x0, @u64=0x7fffffff}]}, 0x1a0}, {&(0x7f00000026c0)={0x2dc, 0x3c, 0x300, 0x70bd2d, 0x25dfdbff, "", [@generic="4565c10189aff3959093506f70192e1f73d758dfc3796d2b98a0706914d9302c245c7758544464fb036702d786a55c99a7b2839068ea422185f7d67349c6d0ada0d253bb6f5b9c3ec24ad55800fed91d", @generic="07b696caa51cdf43ea9cd3f2590afeeb704baf032fe4e556db11fb4ed3a397f3a213c346530a9873576c070c69ec9b2ab74f80a9476ef21ed2d2bd6906b46bd2a87e856b9feb0e8413f700b54b13c61f658a363ae48d9bc235b42cdd9cec379dbc684450cde1bfb3aa6a2e82419aec686c15fa176d494e40c193f51be55c1ae1c4299695b2dfe1a913", @nested={0x1e6, 0x92, 0x0, 0x1, 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@ANYBLOB="e0006380d9003f00f3a87f5dfeaceaa1a229719065ca950ab2daa0b0caf2584fbd5482b9ab1a91e6210aaa3f058eea6f0e5b9fe0d80714244b346cf1edfdf063ccbc518f22db65e050bd9ec9eac31bcc823a516dba62275af747efcc05ab28bfa3592bd0df97e5b6e39f38c703df06dc8385e66f7dec9d6c78815d91b21eec9b204d0226b7388a2b47c38be42bcdee66ba4ba1c831b855693151450157889d5502cdb2a8d9ba674e22fb642a4a8a6fe06342c80b95329859d8bb762f952109bcab387357a15cf876962cae25dbfa5f924d77992f7a573fe34910ad12c1000000b800078567d5a08cf6e14bbad01838d2c9c50686b8ef034b1062a2667710d4b4d5d4c6f91caa622394c9f79e9d3f1c02b5bbfae2dd1d482eb757d8c95447a1fd63835850251daba5fa6d774e19935f5cce2bcea4130e2ed7620a8282a387d6e51c9ce15608ee080718c26402f0a2ece5ca42d6693f2ec6eb0463483fb5c6fd5099f790759eb2e68de3dfbdd1723215caa02c3713f4bbd6c243a431de66a9e83fc9619e4cc9dfb405a23dfe4462dfae05fdebff96888c1b0cfe862f83c36cfeeb9813cfe10352414c4eea83c4ce00"], 0x530}, {&(0x7f0000002040)={0x54, 0x1d, 0x20, 0x70bd2b, 0x25dfdbfd, "", [@generic="8a8808690fbf2b57f673bb0fa74d44715df86b1edeae07ad3dbdcd808ae654aa1e50aed7e1c9b3ece1a3feacf9e74ed156553ac0a012351d1179dcadf1ec03838bea11"]}, 0x54}, {&(0x7f00000020c0)={0x28, 0x1d, 0x800, 0x70bd27, 0x25dfdbfe, "", [@generic="10d6e7fc7ee5f22c4324ff4d7556991570942b54271f73"]}, 0x28}], 0x8, &(0x7f0000001680)=[@rights={{0x18, 0x1, 0x1, [r5, r1]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, r11}}}, @rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, r2, 0xffffffffffffffff, 0xffffffffffffffff, r2, r12, 0xffffffffffffffff, r2]}}, @rights={{0x20, 0x1, 0x1, [r14, r6, 0xffffffffffffffff, r13]}}, @cred={{0x1c, 0x1, 0x2, {r9, r10, r11}}}, @rights={{0x18, 0x1, 0x1, [r5, r2]}}, @cred={{0x1c, 0x1, 0x2, {0x0, r10, r11}}}, @rights={{0x1c, 0x1, 0x1, [r15, r16, r2]}}], 0x100, 0x20008010}, 0x1) sendmsg$netlink(r0, &(0x7f0000001ac0)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000017c0)={0x2b0, 0x2a, 0x1, 0x0, 0x0, "", [@nested={0x1b6, 0x0, 0x0, 0x1, [@typed={0xc, 0xa, 0x0, 0x0, @u64=0xffffffff80000000}, @generic="c96635", @generic="50bb2d6f67d29d6fabadb107d0def49c88ea04abde1d5e8d3fb22a1b5046778bdafefc46b0449ade68bf84b36ec72dd71265fc2e882348c26c2126237dd5b37f5ae655b1086cda40e00aec58754734be31d750351dc076eb47d96219c08c029d1608a487f26fbe816b89f7cb81bff81a8b7a82565856555ee923c65973deb0a99b962bc0fe94a3fcae3697bd7b85b3a682167c43dbf137115a40ebddcad74875cf0d972df9e99f07976773f4d98fe3fa370d47eb640dc5061dc35817c8a66c29be82fdc2f4393c05a007d12b505a84dfdb98d568175b62421d726d1e5331e1ddfd4d770b57", @typed={0x8, 0x0, 0x0, 0x0, @ipv4=@initdev={0xac, 0x1e, 0x1, 0x0}}, @generic="35fb10168d720809e21c0816d6bff7f6cc08d0a7435a1e9edc2555ac78d7e8bb6da89b89a5b3b52b76108a6212c964465e21ec437d36b1a35c374b65dfcaec3423ae3094b2afe8ed6c52740308c94ac354e2fc6f5ef1c63c9b1c85526f61aeff874df3827b00366edc78039102f8c94806e9bae8fbfa5c5b6bc638e9e2074de9a849d9a9a795a73bfa6433f216fde129b8f36768237a5d0d67e68da71783351aa8e37c509bc3710b7649f20f9659af0c5fc7a484fd5c"]}, @typed={0x8, 0x81, 0x0, 0x0, @uid=r10}, @typed={0x8, 0x85, 0x0, 0x0, @fd}, @generic="77e5eec89adb97c641161798c41db656ff97b885d8613797212dc054cf7dde7c5afe71b2b780085d6e6cae7379b1505624c2552c98e9ba05179c926ac439d40bf32ab084c1f890cb6bc80199cd4ed79256fea0a1228f8c48a83c19bf7a9edd0d4a529ee30ad65247a2fd384b9ad2b18afaf4d077a39eaa60d380fd6f8e91997111e0cb735a102235864b6291bb988296b7b54e98a8f4e147d351668e2f6a5abd77a2151ad1c7e07fda420d637256c42e9f06029893dde1016e09e9ca80cab53fec59b632c7ec91161d83c57e2b6bc707f36e1e3821d8"]}, 0x2b0}], 0x1}, 0x0) socket$netlink(0x10, 0x3, 0x0) (async) r17 = socket$netlink(0x10, 0x3, 0x0) r18 = socket(0x10, 0x803, 0x0) sendmsg$nl_route_sched(r18, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={0x0, 0x68}}, 0x0) getsockname$packet(r18, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) (async) getsockname$packet(r18, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000000c0)=0x14) sendmsg$nl_route(r17, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r19, @ANYBLOB="0000000000000000280012000900010076657468"], 0x48}}, 0x0) ioctl$BTRFS_IOC_RESIZE(r17, 0x50009403, &(0x7f0000001a80)={{}, {@void, @actul_num={@val=0x2d, 0x87a9, 0x65}}}) 18:57:58 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000050008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:58 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000008fc00130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:58 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013033e00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2643.324794][T31091] __nla_validate_parse: 6 callbacks suppressed [ 2643.324817][T31091] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2643.327265][T31089] FAULT_INJECTION: forcing a failure. [ 2643.327265][T31089] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 2643.398663][T31089] CPU: 1 PID: 31089 Comm: syz-executor.4 Not tainted 6.7.0-rc4-syzkaller-00128-gbd4a816752ba #0 [ 2643.409244][T31089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 2643.419966][T31089] Call Trace: [ 2643.423987][T31089] [ 2643.426963][T31089] dump_stack_lvl+0x125/0x1b0 [ 2643.431965][T31089] should_fail_ex+0x496/0x5b0 [ 2643.436961][T31089] ? fs_reclaim_acquire+0xb0/0x150 [ 2643.442329][T31089] __should_fail_alloc_page+0xe7/0x130 [ 2643.448318][T31089] prepare_alloc_pages.constprop.0+0x16f/0x550 [ 2643.454838][T31089] ? lock_release+0x4bf/0x690 [ 2643.459873][T31089] __alloc_pages+0x193/0x2420 [ 2643.464755][T31089] ? rcu_is_watching+0x12/0xb0 [ 2643.469595][T31089] ? warn_alloc+0x3a0/0x3a0 [ 2643.474195][T31089] ? reacquire_held_locks+0x4c0/0x4c0 [ 2643.479846][T31089] ? __page_table_check_pud_clear+0x160/0x160 [ 2643.486365][T31089] ? __handle_mm_fault+0x489/0x3d70 [ 2643.491759][T31089] ? __sanitizer_cov_trace_switch+0x54/0x90 18:57:58 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) r1 = socket$netlink(0x10, 0x3, 0x0) sendmmsg(r1, &(0x7f00000002c0), 0x40000000000009f, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f0000000300)=@newtclass={0xac, 0x28, 0x6, 0x70bd2c, 0x25dfdbfb, {0x0, 0x0, 0x0, 0x0, {0xffe0}, {0xa, 0x7}, {0xf}}, [@tclass_kind_options=@c_hfsc={{0x9}, {0x54, 0x2, [@TCA_HFSC_FSC={0x10, 0x2, {0xba80035, 0xb1c, 0x9}}, @TCA_HFSC_USC={0x10, 0x3, {0x3, 0x1ff, 0x36}}, @TCA_HFSC_USC={0x10, 0x3, {0x8001, 0x54, 0xa54e}}, @TCA_HFSC_RSC={0x10, 0x1, {0x8, 0x7fffffff, 0x10001}}, @TCA_HFSC_FSC={0x10, 0x2, {0x67f, 0x7fff, 0x8cb00000}}]}}, @TCA_RATE={0x6, 0x5, {0x7, 0x7}}, @TCA_RATE={0x6, 0x5, {0x34, 0x1f}}, @TCA_RATE={0x6, 0x5, {0x5}}, @TCA_RATE={0x6, 0x5, {0xff, 0x8}}, @TCA_RATE={0x6, 0x5, {0x2, 0x1f}}]}, 0xac}, 0x1, 0x0, 0x0, 0x4}, 0x4002000) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) [ 2643.497749][T31089] ? policy_nodemask+0x313/0x480 [ 2643.502861][T31089] alloc_pages_mpol+0x258/0x5f0 [ 2643.508349][T31089] ? mempolicy_in_oom_domain+0x150/0x150 [ 2643.514560][T31089] ? lock_release+0x4bf/0x690 [ 2643.518939][T31098] batman_adv: batadv3771: Removing interface: netdevsim0 [ 2643.519559][T31089] ? xas_start+0x14f/0x780 [ 2643.519606][T31089] folio_alloc+0x1e/0xe0 [ 2643.535543][T31089] filemap_alloc_folio+0x3bb/0x490 [ 2643.540744][T31089] ? __probestub_file_check_and_advance_wb_err+0x10/0x10 [ 2643.547858][T31089] ? rcu_is_watching+0x12/0xb0 [ 2643.552770][T31089] ? trace_irq_enable.constprop.0+0xd0/0x100 [ 2643.558847][T31089] __filemap_get_folio+0x54c/0xaa0 [ 2643.564033][T31089] ext4_da_write_begin+0x3c7/0x8c0 [ 2643.569232][T31089] ? ext4_write_begin+0x1100/0x1100 [ 2643.574576][T31089] generic_perform_write+0x278/0x600 [ 2643.580751][T31089] ? folio_add_wait_queue+0x1c0/0x1c0 [ 2643.586656][T31089] ? __mark_inode_dirty+0x599/0xd60 [ 2643.592038][T31089] ? generic_update_time+0xcf/0xf0 [ 2643.597249][T31089] ? mnt_put_write_access_file+0x45/0xf0 [ 2643.602958][T31089] ext4_buffered_write_iter+0x11f/0x3c0 [ 2643.608593][T31089] ext4_file_write_iter+0x819/0x1950 [ 2643.613964][T31089] ? rcu_is_watching+0x12/0xb0 [ 2643.618801][T31089] ? lock_acquire+0x464/0x520 [ 2643.623575][T31089] ? lock_sync+0x190/0x190 [ 2643.628078][T31089] ? ext4_buffered_write_iter+0x3c0/0x3c0 [ 2643.633885][T31089] ? preempt_count_sub+0x160/0x160 [ 2643.639067][T31089] vfs_write+0x64f/0xdf0 [ 2643.643380][T31089] ? kernel_write+0x6c0/0x6c0 [ 2643.648228][T31089] ksys_write+0x12f/0x250 [ 2643.652619][T31089] ? __ia32_sys_read+0xb0/0xb0 [ 2643.657534][T31089] ? rcu_is_watching+0x12/0xb0 [ 2643.662372][T31089] ? trace_irq_enable.constprop.0+0xd0/0x100 [ 2643.668448][T31089] do_syscall_64+0x40/0x110 [ 2643.673031][T31089] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 2643.679124][T31089] RIP: 0033:0x7f6d55a7cba9 [ 2643.683624][T31089] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48 [ 2643.703384][T31089] RSP: 002b:00007f6d5678f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2643.711862][T31089] RAX: ffffffffffffffda RBX: 00007f6d55b9bf80 RCX: 00007f6d55a7cba9 [ 2643.719889][T31089] RDX: 000000000208e24b RSI: 0000000020005880 RDI: 0000000000000004 [ 2643.727911][T31089] RBP: 00007f6d5678f120 R08: 0000000000000000 R09: 0000000000000000 [ 2643.736015][T31089] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2643.744022][T31089] R13: 000000000000000b R14: 00007f6d55b9bf80 R15: 00007ffe5f68a8c8 [ 2643.752125][T31089] [ 2643.763505][T31098] batman_adv: batadv3772: Adding interface: netdevsim0 [ 2643.770715][T31098] batman_adv: batadv3772: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2643.801192][T31098] batman_adv: batadv3772: Not using interface netdevsim0 (retrying later): interface not active [ 2643.815679][T31099] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 18:57:58 executing program 4: r0 = socket(0x18, 0x0, 0x1) getsockopt$TIPC_NODE_RECVQ_DEPTH(r0, 0x10f, 0x83, 0x0, 0x0) sendmsg$IPSET_CMD_HEADER(r0, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000840)={0x30, 0xc, 0x6, 0x5, 0x0, 0x0, {0x3, 0x0, 0x5}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz0\x00'}, @IPSET_ATTR_PROTOCOL={0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20008800}, 0x8040) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000005880)=ANY=[], 0x208e24b) (fail_nth: 8) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) syz_genetlink_get_family_id$nl802154(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000140), r2) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000680)={'wpan1\x00'}) sendmsg$IPVS_CMD_GET_INFO(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000200), 0xc, &(0x7f0000000380)={&(0x7f0000000280)={0x20, 0x0, 0x100, 0x70bd2d, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_DAEMON={0x4}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_DEVKEY(0xffffffffffffffff, 0x0, 0x0) 18:57:59 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000060008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:59 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013003f00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2643.908065][T31097] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 18:57:59 executing program 4: r0 = socket(0x18, 0x0, 0x1) getsockopt$TIPC_NODE_RECVQ_DEPTH(r0, 0x10f, 0x83, 0x0, 0x0) sendmsg$IPSET_CMD_HEADER(r0, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000840)={0x30, 0xc, 0x6, 0x5, 0x0, 0x0, {0x3, 0x0, 0x5}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz0\x00'}, @IPSET_ATTR_PROTOCOL={0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20008800}, 0x8040) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000005880)=ANY=[], 0x208e24b) (fail_nth: 9) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) syz_genetlink_get_family_id$nl802154(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000140), r2) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000680)={'wpan1\x00'}) sendmsg$IPVS_CMD_GET_INFO(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000200), 0xc, &(0x7f0000000380)={&(0x7f0000000280)={0x20, 0x0, 0x100, 0x70bd2d, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_DAEMON={0x4}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_DEVKEY(0xffffffffffffffff, 0x0, 0x0) [ 2644.043894][T31113] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 18:57:59 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000ffff00130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2644.207522][T31117] batman_adv: batadv3772: Removing interface: netdevsim0 [ 2644.241306][T31117] batman_adv: batadv3773: Adding interface: netdevsim0 [ 2644.249861][T31093] caif:caif_disconnect_client(): nothing to disconnect [ 2644.256946][T31117] batman_adv: batadv3773: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2644.285135][T31124] FAULT_INJECTION: forcing a failure. [ 2644.285135][T31124] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2644.290846][T31117] batman_adv: batadv3773: Not using interface netdevsim0 (retrying later): interface not active [ 2644.300857][T31124] CPU: 1 PID: 31124 Comm: syz-executor.4 Not tainted 6.7.0-rc4-syzkaller-00128-gbd4a816752ba #0 [ 2644.319176][T31124] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 2644.329269][T31124] Call Trace: [ 2644.332597][T31124] [ 2644.335655][T31124] dump_stack_lvl+0x125/0x1b0 [ 2644.340424][T31124] should_fail_ex+0x496/0x5b0 [ 2644.345389][T31124] ? page_copy_sane+0xcd/0x2c0 [ 2644.350238][T31124] copy_page_from_iter_atomic+0x295/0x11c0 [ 2644.356141][T31124] ? ext4_da_write_begin+0x228/0x8c0 [ 2644.361499][T31124] ? copy_page_from_iter+0x120/0x120 [ 2644.367140][T31124] ? ext4_write_begin+0x1100/0x1100 [ 2644.372503][T31124] generic_perform_write+0x2e9/0x600 [ 2644.377899][T31124] ? folio_add_wait_queue+0x1c0/0x1c0 [ 2644.383413][T31124] ? __mark_inode_dirty+0x599/0xd60 [ 2644.388691][T31124] ? generic_update_time+0xcf/0xf0 [ 2644.393906][T31124] ? mnt_put_write_access_file+0x45/0xf0 [ 2644.397681][T31120] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2644.399597][T31124] ext4_buffered_write_iter+0x11f/0x3c0 [ 2644.414448][T31124] ext4_file_write_iter+0x819/0x1950 [ 2644.419817][T31124] ? rcu_is_watching+0x12/0xb0 [ 2644.424659][T31124] ? lock_acquire+0x464/0x520 [ 2644.429422][T31124] ? lock_sync+0x190/0x190 [ 2644.433924][T31124] ? ext4_buffered_write_iter+0x3c0/0x3c0 [ 2644.439986][T31124] ? preempt_count_sub+0x160/0x160 [ 2644.445180][T31124] vfs_write+0x64f/0xdf0 [ 2644.449612][T31124] ? kernel_write+0x6c0/0x6c0 [ 2644.454529][T31124] ksys_write+0x12f/0x250 [ 2644.458923][T31124] ? __ia32_sys_read+0xb0/0xb0 [ 2644.463752][T31124] ? rcu_is_watching+0x12/0xb0 [ 2644.468629][T31124] ? trace_irq_enable.constprop.0+0xd0/0x100 [ 2644.474697][T31124] do_syscall_64+0x40/0x110 [ 2644.479266][T31124] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 2644.485240][T31124] RIP: 0033:0x7f6d55a7cba9 [ 2644.489710][T31124] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48 [ 2644.502377][T31116] batman_adv: batadv859: Interface deactivated: netdevsim0 [ 2644.509640][T31124] RSP: 002b:00007f6d5678f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2644.509679][T31124] RAX: ffffffffffffffda RBX: 00007f6d55b9bf80 RCX: 00007f6d55a7cba9 [ 2644.509702][T31124] RDX: 000000000208e24b RSI: 0000000020005880 RDI: 0000000000000004 [ 2644.509723][T31124] RBP: 00007f6d5678f120 R08: 0000000000000000 R09: 0000000000000000 [ 2644.509742][T31124] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 18:57:59 executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt(r0, 0x84, 0x81, &(0x7f00000002c0)="1a00000002000000", 0x8) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback}], 0x1c) sendto$inet6(r0, &(0x7f0000000080)="eb", 0x1, 0x0, &(0x7f0000000240)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) socket$netlink(0x10, 0x3, 0x0) (async) r1 = socket$netlink(0x10, 0x3, 0x0) sendmmsg(r1, &(0x7f00000002c0), 0x40000000000009f, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f0000000300)=@newtclass={0xac, 0x28, 0x6, 0x70bd2c, 0x25dfdbfb, {0x0, 0x0, 0x0, 0x0, {0xffe0}, {0xa, 0x7}, {0xf}}, [@tclass_kind_options=@c_hfsc={{0x9}, {0x54, 0x2, [@TCA_HFSC_FSC={0x10, 0x2, {0xba80035, 0xb1c, 0x9}}, @TCA_HFSC_USC={0x10, 0x3, {0x3, 0x1ff, 0x36}}, @TCA_HFSC_USC={0x10, 0x3, {0x8001, 0x54, 0xa54e}}, @TCA_HFSC_RSC={0x10, 0x1, {0x8, 0x7fffffff, 0x10001}}, @TCA_HFSC_FSC={0x10, 0x2, {0x67f, 0x7fff, 0x8cb00000}}]}}, @TCA_RATE={0x6, 0x5, {0x7, 0x7}}, @TCA_RATE={0x6, 0x5, {0x34, 0x1f}}, @TCA_RATE={0x6, 0x5, {0x5}}, @TCA_RATE={0x6, 0x5, {0xff, 0x8}}, @TCA_RATE={0x6, 0x5, {0x2, 0x1f}}]}, 0xac}, 0x1, 0x0, 0x0, 0x4}, 0x4002000) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) (async) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f00000000c0), &(0x7f0000000180)=0x8) 18:57:59 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000070008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:57:59 executing program 2: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) sendmsg$inet_sctp(r0, &(0x7f0000001740)={&(0x7f0000000040)=@in={0x10, 0x2}, 0x10, 0x0}, 0x0) 18:57:59 executing program 4: r0 = socket(0x18, 0x0, 0x1) getsockopt$TIPC_NODE_RECVQ_DEPTH(r0, 0x10f, 0x83, 0x0, 0x0) sendmsg$IPSET_CMD_HEADER(r0, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000840)={0x30, 0xc, 0x6, 0x5, 0x0, 0x0, {0x3, 0x0, 0x5}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz0\x00'}, @IPSET_ATTR_PROTOCOL={0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20008800}, 0x8040) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000005880)=ANY=[], 0x208e24b) (fail_nth: 10) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) syz_genetlink_get_family_id$nl802154(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000140), r2) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000680)={'wpan1\x00'}) sendmsg$IPVS_CMD_GET_INFO(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000200), 0xc, &(0x7f0000000380)={&(0x7f0000000280)={0x20, 0x0, 0x100, 0x70bd2d, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_DAEMON={0x4}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_DEVKEY(0xffffffffffffffff, 0x0, 0x0) [ 2644.509762][T31124] R13: 000000000000000b R14: 00007f6d55b9bf80 R15: 00007ffe5f68a8c8 [ 2644.509798][T31124] [ 2644.573067][T31116] batman_adv: batadv859: Removing interface: netdevsim0 [ 2644.673075][T31116] batman_adv: batadv863: Adding interface: netdevsim0 [ 2644.703902][T31116] batman_adv: batadv863: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 18:57:59 executing program 2: bpf$BPF_MAP_CONST_STR_FREEZE(0x16, &(0x7f0000000e40), 0x4) [ 2644.787805][T31116] batman_adv: batadv863: Interface activated: netdevsim0 [ 2644.814014][T31132] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 18:57:59 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c7fffffff00130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:58:00 executing program 4: r0 = socket(0x18, 0x0, 0x1) getsockopt$TIPC_NODE_RECVQ_DEPTH(r0, 0x10f, 0x83, 0x0, 0x0) sendmsg$IPSET_CMD_HEADER(r0, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000840)={0x30, 0xc, 0x6, 0x5, 0x0, 0x0, {0x3, 0x0, 0x5}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz0\x00'}, @IPSET_ATTR_PROTOCOL={0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20008800}, 0x8040) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000005880)=ANY=[], 0x208e24b) (fail_nth: 11) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r1, 0x0) syz_genetlink_get_family_id$nl802154(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000140), r2) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000680)={'wpan1\x00'}) sendmsg$IPVS_CMD_GET_INFO(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000200), 0xc, &(0x7f0000000380)={&(0x7f0000000280)={0x20, 0x0, 0x100, 0x70bd2d, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_DAEMON={0x4}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_DEVKEY(0xffffffffffffffff, 0x0, 0x0) 18:58:00 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c000000100013013f00"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000000008000a00", @ANYRES32=r5], 0x3c}}, 0x0) 18:58:00 executing program 2: syz_genetlink_get_family_id$SEG6(&(0x7f0000000600), 0xffffffffffffffff) [ 2645.020930][T31139] batman_adv: batadv3773: Removing interface: netdevsim0 [ 2645.044549][T31150] FAULT_INJECTION: forcing a failure. [ 2645.044549][T31150] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2645.048481][T31139] batman_adv: batadv3774: Adding interface: netdevsim0 [ 2645.057740][T31150] CPU: 1 PID: 31150 Comm: syz-executor.4 Not tainted 6.7.0-rc4-syzkaller-00128-gbd4a816752ba #0 [ 2645.057784][T31150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 2645.057804][T31150] Call Trace: [ 2645.057817][T31150] [ 2645.057828][T31150] dump_stack_lvl+0x125/0x1b0 [ 2645.057879][T31150] should_fail_ex+0x496/0x5b0 [ 2645.077068][T31139] batman_adv: batadv3774: The MTU of interface netdevsim0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 2645.085226][T31150] ? page_copy_sane+0xcd/0x2c0 [ 2645.085287][T31150] copy_page_from_iter_atomic+0x295/0x11c0 [ 2645.085342][T31150] ? ext4_da_write_begin+0x228/0x8c0 [ 2645.085383][T31150] ? copy_page_from_iter+0x120/0x120 [ 2645.105478][T31139] batman_adv: batadv3774: Not using interface netdevsim0 (retrying later): interface not active [ 2645.126830][T31150] ? ext4_write_begin+0x1100/0x1100 [ 2645.126888][T31150] generic_perform_write+0x2e9/0x600 18:58:00 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000006c0), r1) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x3f) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="3400000010001fff00"/20, @ANYRES32=r2, @ANYBLOB="0000000000000000140012800b000100626174616476"], 0x34}}, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x1, 0x2, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000140)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000005140)=ANY=[@ANYBLOB="3c0000001000130400"/20, @ANYRES32=0x0, @ANYBLOB="0000000048910100140003006e657464657673696d3000000000080008000a00", @ANYRES32=r5], 0x3c}}, 0x0) [ 2645.126961][T31150] ? folio_add_wait_queue+0x1c0/0x1c0 [ 2645.127016][T31150] ? aa_file_perm+0x4f2/0x1000 [ 2645.127082][T31150] ext4_buffered_write_iter+0x11f/0x3c0 [ 2645.127146][T31150] ext4_file_write_iter+0x819/0x1950 [ 2645.127200][T31150] ? rcu_is_watching+0x12/0xb0 [ 2645.127243][T31150] ? lock_acquire+0x464/0x520 [ 2645.127298][T31150] ? lock_sync+0x190/0x190 [ 2645.127373][T31150] ? ext4_buffered_write_iter+0x3c0/0x3c0 [ 2645.210260][T31150] ? preempt_count_sub+0x160/0x160 [ 2645.215533][T31150] vfs_write+0x64f/0xdf0 [ 2645.219840][T31150] ? kernel_write+0x6c0/0x6c0 [ 2645.224597][T31150] ksys_write+0x12f/0x250 [ 2645.228985][T31150] ? __ia32_sys_read+0xb0/0xb0 [ 2645.233612][T31151] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2645.233785][T31150] ? rcu_is_watching+0x12/0xb0 [ 2645.247784][T31150] ? trace_irq_enable.constprop.0+0xd0/0x100 [ 2645.253851][T31150] do_syscall_64+0x40/0x110 [ 2645.258424][T31150] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 2645.264398][T31150] RIP: 0033:0x7f6d55a7cba9 [ 2645.268858][T31150] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48 [ 2645.288523][T31150] RSP: 002b:00007f6d5678f0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2645.297012][T31150] RAX: ffffffffffffffda RBX: 00007f6d55b9bf80 RCX: 00007f6d55a7cba9 [ 2