VENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xf00000000000000, 0x0, 0xffffffffffffffff) 14:14:32 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xba87060000000000, 0x0, 0xffffffffffffffff) [ 503.872089][T20778] __nla_validate_parse: 13 callbacks suppressed [ 503.872100][T20778] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:32 executing program 4: r0 = openat$apparmor_task_exec(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/attr/exec\x00', 0x2, 0x0) ioctl$int_in(r0, 0x5421, &(0x7f00000000c0)) 14:14:32 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xe00000000000000, 0x0, 0xffffffffffffffff) [ 504.045711][T20783] batman_adv: batadv0: Adding interface: veth417 [ 504.063037][T20783] batman_adv: batadv0: The MTU of interface veth417 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:14:32 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xa00, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 504.129158][T20783] batman_adv: batadv0: Interface activated: veth417 [ 504.153683][T20783] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 504.272055][T20791] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 504.314894][T20791] batman_adv: batadv0: Adding interface: veth419 [ 504.322563][T20791] batman_adv: batadv0: The MTU of interface veth419 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 504.352360][T20791] batman_adv: batadv0: Interface activated: veth419 14:14:33 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xc00, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 504.367719][T20792] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 504.417060][T20794] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 504.444195][T20794] batman_adv: batadv0: Adding interface: veth421 14:14:33 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xe00, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 504.450942][T20794] batman_adv: batadv0: The MTU of interface veth421 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 504.477445][T20794] batman_adv: batadv0: Interface activated: veth421 [ 504.493081][T20795] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 504.559031][T20797] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 504.585143][T20797] batman_adv: batadv0: Adding interface: veth423 14:14:33 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1100000000000000, 0x0, 0xffffffffffffffff) 14:14:33 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1100000000000000, 0x0, 0xffffffffffffffff) 14:14:33 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xe803000000000000, 0x0, 0xffffffffffffffff) [ 504.633619][T20797] batman_adv: batadv0: The MTU of interface veth423 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 504.667496][T20797] batman_adv: batadv0: Interface activated: veth423 [ 504.707565][T20810] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:33 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x900000000000000, 0x0, 0xffffffffffffffff) 14:14:33 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x2000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 504.982226][T20821] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:33 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x3f00000000000000, 0x0, 0xffffffffffffffff) [ 505.073078][T20822] batman_adv: batadv0: Adding interface: veth425 [ 505.105924][T20822] batman_adv: batadv0: The MTU of interface veth425 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 505.155535][T20822] batman_adv: batadv0: Interface activated: veth425 14:14:33 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x3f00, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 505.170313][T20822] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 505.262052][T20827] batman_adv: batadv0: Adding interface: veth427 [ 505.268785][T20827] batman_adv: batadv0: The MTU of interface veth427 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 505.295401][T20827] batman_adv: batadv0: Interface activated: veth427 14:14:34 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x4000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:34 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x4800, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 505.417784][T20830] batman_adv: batadv0: Adding interface: veth429 [ 505.424789][T20830] batman_adv: batadv0: The MTU of interface veth429 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 505.451016][T20830] batman_adv: batadv0: Interface activated: veth429 14:14:34 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1400000000000000, 0x0, 0xffffffffffffffff) [ 505.524472][T20833] batman_adv: batadv0: Adding interface: veth431 [ 505.534835][T20833] batman_adv: batadv0: The MTU of interface veth431 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:14:34 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1400000000000000, 0x0, 0xffffffffffffffff) [ 505.599182][T20833] batman_adv: batadv0: Interface activated: veth431 14:14:34 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xf401000000000000, 0x0, 0xffffffffffffffff) 14:14:34 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x4c00, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 505.878271][T20850] batman_adv: batadv0: Adding interface: veth433 [ 505.904658][T20850] batman_adv: batadv0: The MTU of interface veth433 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:14:34 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1400000000000000, 0x0, 0xffffffffffffffff) [ 506.039251][T20850] batman_adv: batadv0: Interface activated: veth433 14:14:34 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1400000000000000, 0x0, 0xffffffffffffffff) 14:14:34 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x5865, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:35 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x6000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 506.321465][T20859] batman_adv: batadv0: Adding interface: veth435 [ 506.328213][T20859] batman_adv: batadv0: The MTU of interface veth435 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 506.355709][T20859] batman_adv: batadv0: Interface activated: veth435 14:14:35 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x3075000000000000, 0x0, 0xffffffffffffffff) [ 506.434734][T20862] batman_adv: batadv0: Adding interface: veth437 [ 506.441608][T20862] batman_adv: batadv0: The MTU of interface veth437 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:14:35 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x3075000000000000, 0x0, 0xffffffffffffffff) [ 506.499226][T20862] batman_adv: batadv0: Interface activated: veth437 14:14:35 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x6558, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:35 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xffffffff00000000, 0x0, 0xffffffffffffffff) [ 506.725306][T20876] batman_adv: batadv0: Adding interface: veth439 [ 506.769113][T20876] batman_adv: batadv0: The MTU of interface veth439 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 506.795346][T20876] batman_adv: batadv0: Interface activated: veth439 14:14:35 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x6800, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:35 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xf401000000000000, 0x0, 0xffffffffffffffff) 14:14:35 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1400000000000000, 0x0, 0xffffffffffffffff) [ 507.014067][T20886] batman_adv: batadv0: Adding interface: veth441 [ 507.030840][T20886] batman_adv: batadv0: The MTU of interface veth441 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 507.080271][T20886] batman_adv: batadv0: Interface activated: veth441 14:14:35 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x6c00, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:36 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x7400, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 507.214101][T20891] batman_adv: batadv0: Adding interface: veth443 [ 507.220936][T20891] batman_adv: batadv0: The MTU of interface veth443 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 507.249492][T20891] batman_adv: batadv0: Interface activated: veth443 [ 507.341547][T20894] batman_adv: batadv0: Adding interface: veth445 [ 507.348107][T20894] batman_adv: batadv0: The MTU of interface veth445 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 507.375153][T20894] batman_adv: batadv0: Interface activated: veth445 14:14:36 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x3400000000000000, 0x0, 0xffffffffffffffff) 14:14:36 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x7a00, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:36 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x3400000000000000, 0x0, 0xffffffffffffffff) 14:14:36 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xffffffffffffffff, 0x0, 0xffffffffffffffff) [ 507.650296][T20908] batman_adv: batadv0: Adding interface: veth447 [ 507.689192][T20908] batman_adv: batadv0: The MTU of interface veth447 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 507.774610][T20908] batman_adv: batadv0: Interface activated: veth447 14:14:36 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xffffffff00000000, 0x0, 0xffffffffffffffff) 14:14:36 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x8100, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:36 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000300) [ 508.075245][T20921] batman_adv: batadv0: Adding interface: veth449 [ 508.097592][T20921] batman_adv: batadv0: The MTU of interface veth449 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:14:36 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xffffffffffffffff, 0x0, 0xffffffffffffffff) [ 508.189532][T20921] batman_adv: batadv0: Interface activated: veth449 14:14:37 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x4000000000000000, 0x0, 0xffffffffffffffff) 14:14:37 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xf000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:37 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x359e000000000000, 0x0, 0xffffffffffffffff) [ 508.522098][T20935] batman_adv: batadv0: Adding interface: veth451 14:14:37 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xffffffffffffffff, 0x0, 0xffffffffffffffff) [ 508.552357][T20935] batman_adv: batadv0: The MTU of interface veth451 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 508.609039][T20935] batman_adv: batadv0: Interface activated: veth451 14:14:37 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x1b94e, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 508.756021][T20942] batman_adv: batadv0: Adding interface: veth453 [ 508.770159][T20942] batman_adv: batadv0: The MTU of interface veth453 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:14:37 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x3400000000000000, 0x0, 0xffffffffffffffff) [ 508.835786][T20942] batman_adv: batadv0: Interface activated: veth453 14:14:37 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xffffffffffffffff, 0x0, 0xffffffffffffffff) [ 508.886964][T20943] __nla_validate_parse: 27 callbacks suppressed [ 508.886976][T20943] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:37 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000500) 14:14:37 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x1b94f, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 509.091459][T20956] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 509.184443][T20958] batman_adv: batadv0: Adding interface: veth455 [ 509.205570][T20958] batman_adv: batadv0: The MTU of interface veth455 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:14:38 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000300) [ 509.340938][T20958] batman_adv: batadv0: Interface activated: veth455 [ 509.390914][T20958] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:38 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x3f00000000000000, 0x0, 0xffffffffffffffff) 14:14:38 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x4002000000000000, 0x0, 0xffffffffffffffff) 14:14:38 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x1b950, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 509.644072][T20972] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 509.673837][T20972] batman_adv: batadv0: Adding interface: veth457 [ 509.680577][T20972] batman_adv: batadv0: The MTU of interface veth457 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 509.707398][T20972] batman_adv: batadv0: Interface activated: veth457 [ 509.725281][T20973] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:38 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x5042a, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 509.854216][T20975] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:38 executing program 5: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x6c00, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 509.908091][T20976] batman_adv: batadv0: Adding interface: veth459 [ 509.919243][T20976] batman_adv: batadv0: The MTU of interface veth459 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:14:38 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000600) [ 509.968202][T20976] batman_adv: batadv0: Interface activated: veth459 [ 509.989631][T20981] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.5'. [ 510.036931][T20981] batman_adv: batadv0: Adding interface: veth109 [ 510.053088][T20981] batman_adv: batadv0: The MTU of interface veth109 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 510.079405][T20981] batman_adv: batadv0: Interface activated: veth109 [ 510.089633][T20976] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:38 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000500) 14:14:38 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xf0ffff, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 510.225560][T20988] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 510.351109][T20990] batman_adv: batadv0: Adding interface: veth461 14:14:39 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x4000000000000000, 0x0, 0xffffffffffffffff) [ 510.409309][T20990] batman_adv: batadv0: The MTU of interface veth461 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:14:39 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x4c1d000000000000, 0x0, 0xffffffffffffffff) 14:14:39 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1100000000000000, 0x0, 0xffffffffffffffff) [ 510.519114][T20990] batman_adv: batadv0: Interface activated: veth461 [ 510.555695][T20990] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:39 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x1000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:39 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x2000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 510.797744][T21004] batman_adv: batadv0: Adding interface: veth463 [ 510.804657][T21004] batman_adv: batadv0: The MTU of interface veth463 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 510.834830][T21004] batman_adv: batadv0: Interface activated: veth463 14:14:39 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000700) [ 510.961113][T21009] batman_adv: batadv0: Adding interface: veth465 [ 510.975588][T21009] batman_adv: batadv0: The MTU of interface veth465 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 511.002854][T21009] batman_adv: batadv0: Interface activated: veth465 14:14:39 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x3000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:39 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1100000000000000, 0x0, 0xffffffffffffffff) 14:14:39 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x4000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 511.179716][T21015] batman_adv: batadv0: Adding interface: veth467 [ 511.186212][T21015] batman_adv: batadv0: The MTU of interface veth467 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 511.186229][T21015] batman_adv: batadv0: Interface activated: veth467 14:14:40 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x7187060000000000, 0x0, 0xffffffffffffffff) [ 511.459227][T21026] batman_adv: batadv0: Adding interface: veth469 14:14:40 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x4002000000000000, 0x0, 0xffffffffffffffff) [ 511.493020][T21026] batman_adv: batadv0: The MTU of interface veth469 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 511.558107][T21026] batman_adv: batadv0: Interface activated: veth469 14:14:40 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x5000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:40 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x3000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 511.762343][T21033] batman_adv: batadv0: Adding interface: veth471 [ 511.784495][T21033] batman_adv: batadv0: The MTU of interface veth471 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:14:40 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000900) [ 511.810783][T21033] batman_adv: batadv0: Interface activated: veth471 14:14:40 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x6000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 511.882355][T21038] batman_adv: batadv0: Adding interface: veth25 [ 511.903733][T21038] batman_adv: batadv0: The MTU of interface veth25 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 511.959441][T21038] batman_adv: batadv0: Interface activated: veth25 14:14:40 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x2000000, 0x0, 0xffffffffffffffff) [ 512.005288][T21044] batman_adv: batadv0: Adding interface: veth473 [ 512.017530][T21044] batman_adv: batadv0: The MTU of interface veth473 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:14:40 executing program 5: r0 = fanotify_init(0x0, 0x40c03) ioctl$EXT4_IOC_MOVE_EXT(r0, 0xc028660f, 0x0) [ 512.115207][T21044] batman_adv: batadv0: Interface activated: veth473 14:14:40 executing program 5: r0 = fanotify_init(0x0, 0x40c03) ioctl$EXT4_IOC_MOVE_EXT(r0, 0xc028660f, 0x0) 14:14:40 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x7000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:41 executing program 5: r0 = fanotify_init(0x0, 0x40c03) ioctl$EXT4_IOC_MOVE_EXT(r0, 0xc028660f, 0x0) 14:14:41 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x8000000000000000, 0x0, 0xffffffffffffffff) 14:14:41 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x4c1d000000000000, 0x0, 0xffffffffffffffff) 14:14:41 executing program 5: fanotify_init(0x0, 0x40c03) [ 512.460932][T21065] batman_adv: batadv0: Adding interface: veth475 [ 512.489176][T21065] batman_adv: batadv0: The MTU of interface veth475 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. 14:14:41 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xa000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 512.561601][T21065] batman_adv: batadv0: Interface activated: veth475 14:14:41 executing program 5: fanotify_init(0x0, 0x0) [ 512.678759][T21074] batman_adv: batadv0: Adding interface: veth477 14:14:41 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000a00) [ 512.713070][T21074] batman_adv: batadv0: The MTU of interface veth477 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. [ 512.749134][T21074] batman_adv: batadv0: Interface activated: veth477 14:14:41 executing program 5: fanotify_init(0x0, 0x0) 14:14:41 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000900) 14:14:41 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xc000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:41 executing program 5: fanotify_init(0x0, 0x0) 14:14:41 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1000000, 0x0, 0xffffffffffffffff) [ 513.132771][T21093] batman_adv: batadv0: Adding interface: veth479 [ 513.147039][T21093] batman_adv: batadv0: The MTU of interface veth479 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. [ 513.189096][T21093] batman_adv: batadv0: Interface activated: veth479 14:14:42 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xe000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 513.481803][T21105] batman_adv: batadv0: Adding interface: veth481 [ 513.495203][T21105] batman_adv: batadv0: The MTU of interface veth481 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. 14:14:42 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x983a000000000000, 0x0, 0xffffffffffffffff) 14:14:42 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x8000000000000000, 0x0, 0xffffffffffffffff) [ 513.535769][T21105] batman_adv: batadv0: Interface activated: veth481 14:14:42 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x10000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:42 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000b00) [ 513.754226][T21111] batman_adv: batadv0: Adding interface: veth483 [ 513.764954][T21111] batman_adv: batadv0: The MTU of interface veth483 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. [ 513.811667][T21111] batman_adv: batadv0: Interface activated: veth483 14:14:42 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x20000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 513.972036][T21120] __nla_validate_parse: 23 callbacks suppressed [ 513.972047][T21120] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 514.022516][T21120] batman_adv: batadv0: Adding interface: veth485 [ 514.039133][T21120] batman_adv: batadv0: The MTU of interface veth485 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. 14:14:42 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000a00) [ 514.147893][T21120] batman_adv: batadv0: Interface activated: veth485 [ 514.208031][T21122] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:43 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xffffffffffffffff) 14:14:43 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x2a040500, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:43 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x983a000000000000, 0x0, 0xffffffffffffffff) [ 514.403807][T21131] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 514.517579][T21134] batman_adv: batadv0: Adding interface: veth487 [ 514.533220][T21134] batman_adv: batadv0: The MTU of interface veth487 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. 14:14:43 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xffffffffffffffff) [ 514.570563][T21134] batman_adv: batadv0: Interface activated: veth487 [ 514.598628][T21134] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:43 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xc990000000000000, 0x0, 0xffffffffffffffff) 14:14:43 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x3f000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:43 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x983a000000000000, 0x0, 0xffffffffffffffff) 14:14:43 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000c00) [ 514.821907][T21149] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 514.942947][T21153] batman_adv: batadv0: Adding interface: veth489 [ 514.980759][T21153] batman_adv: batadv0: The MTU of interface veth489 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. 14:14:43 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000b00) [ 515.111348][T21153] batman_adv: batadv0: Interface activated: veth489 14:14:43 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x40000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 515.157167][T21153] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 515.258648][T21159] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 515.308248][T21159] batman_adv: batadv0: Adding interface: veth491 [ 515.315175][T21159] batman_adv: batadv0: The MTU of interface veth491 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. [ 515.349052][T21159] batman_adv: batadv0: Interface activated: veth491 14:14:44 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xb388060000000000, 0x0, 0xffffffffffffffff) 14:14:44 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x48000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 515.367137][T21162] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 515.428873][T21164] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 515.458404][T21164] batman_adv: batadv0: Adding interface: veth493 14:14:44 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x4c000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 515.465380][T21164] batman_adv: batadv0: The MTU of interface veth493 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. [ 515.491212][T21164] batman_adv: batadv0: Interface activated: veth493 [ 515.503411][T21167] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:44 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xe803000000000000, 0x0, 0xffffffffffffffff) [ 515.596353][T21169] batman_adv: batadv0: Adding interface: veth495 [ 515.603081][T21169] batman_adv: batadv0: The MTU of interface veth495 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. [ 515.652674][T21169] batman_adv: batadv0: Interface activated: veth495 14:14:44 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x4eb90100, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:44 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xc990000000000000, 0x0, 0xffffffffffffffff) 14:14:44 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000d00) [ 515.888179][T21185] batman_adv: batadv0: Adding interface: veth497 [ 515.939425][T21185] batman_adv: batadv0: The MTU of interface veth497 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. 14:14:44 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") r1 = syz_init_net_socket$ax25(0x3, 0x2, 0x0) connect$ax25(r1, &(0x7f00000000c0)={{0x3, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, 0x7}, [@bcast, @null, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @null, @bcast]}, 0x3d) r2 = fanotify_init(0x56, 0x1) ioctl$EXT4_IOC_MOVE_EXT(r2, 0xc028660f, 0x0) [ 516.090419][T21185] batman_adv: batadv0: Interface activated: veth497 14:14:44 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x4fb90100, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:44 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") r1 = syz_init_net_socket$ax25(0x3, 0x2, 0x0) connect$ax25(r1, &(0x7f00000000c0)={{0x3, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, 0x7}, [@bcast, @null, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @null, @bcast]}, 0x3d) r2 = fanotify_init(0x56, 0x1) ioctl$EXT4_IOC_MOVE_EXT(r2, 0xc028660f, 0x0) [ 516.170972][T21189] ax25_connect(): syz-executor.4 uses autobind, please contact jreuter@yaina.de [ 516.269644][T21191] batman_adv: batadv0: Adding interface: veth499 [ 516.276039][T21191] batman_adv: batadv0: The MTU of interface veth499 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. 14:14:45 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xe803000000000000, 0x0, 0xffffffffffffffff) 14:14:45 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x50b90100, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 516.323844][T21191] batman_adv: batadv0: Interface activated: veth499 [ 516.337121][T21196] ax25_connect(): syz-executor.4 uses autobind, please contact jreuter@yaina.de 14:14:45 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") r1 = syz_init_net_socket$ax25(0x3, 0x2, 0x0) connect$ax25(r1, &(0x7f00000000c0)={{0x3, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, 0x7}, [@bcast, @null, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @null, @bcast]}, 0x3d) r2 = fanotify_init(0x56, 0x1) ioctl$EXT4_IOC_MOVE_EXT(r2, 0xc028660f, 0x0) [ 516.466462][T21205] ax25_connect(): syz-executor.4 uses autobind, please contact jreuter@yaina.de [ 516.476574][T21202] batman_adv: batadv0: Adding interface: veth501 [ 516.483616][T21202] batman_adv: batadv0: The MTU of interface veth501 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. 14:14:45 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") r1 = syz_init_net_socket$ax25(0x3, 0x2, 0x0) connect$ax25(r1, &(0x7f00000000c0)={{0x3, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, 0x7}, [@bcast, @null, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @null, @bcast]}, 0x3d) fanotify_init(0x56, 0x1) [ 516.520685][T21202] batman_adv: batadv0: Interface activated: veth501 14:14:45 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x60000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 516.610537][T21213] ax25_connect(): syz-executor.4 uses autobind, please contact jreuter@yaina.de 14:14:45 executing program 5: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") r1 = syz_init_net_socket$ax25(0x3, 0x2, 0x0) connect$ax25(r1, &(0x7f00000000c0)={{0x3, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, 0x7}, [@bcast, @null, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @null, @bcast]}, 0x3d) r2 = fanotify_init(0x56, 0x1) ioctl$EXT4_IOC_MOVE_EXT(r2, 0xc028660f, 0x0) 14:14:45 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") syz_init_net_socket$ax25(0x3, 0x2, 0x0) fanotify_init(0x56, 0x1) 14:14:45 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xf401000000000000, 0x0, 0xffffffffffffffff) [ 516.726389][T21216] batman_adv: batadv0: Adding interface: veth503 [ 516.745188][T21216] batman_adv: batadv0: The MTU of interface veth503 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:14:45 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00018000) [ 516.849156][T21216] batman_adv: batadv0: Interface activated: veth503 14:14:45 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") fanotify_init(0x56, 0x1) [ 516.905359][T21227] ax25_connect(): syz-executor.5 uses autobind, please contact jreuter@yaina.de 14:14:45 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x65580000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:45 executing program 5: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") r1 = syz_init_net_socket$ax25(0x3, 0x2, 0x0) connect$ax25(r1, &(0x7f00000000c0)={{0x3, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, 0x7}, [@bcast, @null, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @null, @bcast]}, 0x3d) r2 = fanotify_init(0x56, 0x1) ioctl$EXT4_IOC_MOVE_EXT(r2, 0xc028660f, 0x0) [ 517.215233][T21241] batman_adv: batadv0: Adding interface: veth505 [ 517.234370][T21241] batman_adv: batadv0: The MTU of interface veth505 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. 14:14:46 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xf401000000000000, 0x0, 0xffffffffffffffff) 14:14:46 executing program 4: socket$inet_udplite(0x2, 0x2, 0x88) fanotify_init(0x56, 0x1) 14:14:46 executing program 4: socket$inet_udplite(0x2, 0x2, 0x88) fanotify_init(0x56, 0x1) [ 517.260170][T21244] ax25_connect(): syz-executor.5 uses autobind, please contact jreuter@yaina.de [ 517.270028][T21241] batman_adv: batadv0: Interface activated: veth505 14:14:46 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000d00) 14:14:46 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x68000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:46 executing program 4: socket$inet_udplite(0x2, 0x2, 0x88) fanotify_init(0x56, 0x1) 14:14:46 executing program 4: ioctl(0xffffffffffffffff, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") fanotify_init(0x56, 0x1) [ 517.529212][T21256] batman_adv: batadv0: Adding interface: veth507 [ 517.573985][T21256] batman_adv: batadv0: The MTU of interface veth507 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:14:46 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xffffffff00000000, 0x0, 0xffffffffffffffff) [ 517.681369][T21256] batman_adv: batadv0: Interface activated: veth507 14:14:46 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00020000) 14:14:46 executing program 4: ioctl(0xffffffffffffffff, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") fanotify_init(0x56, 0x1) 14:14:46 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x6c000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:46 executing program 4: ioctl(0xffffffffffffffff, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") fanotify_init(0x56, 0x1) [ 517.959222][T21283] batman_adv: batadv0: Adding interface: veth509 [ 517.986195][T21283] batman_adv: batadv0: The MTU of interface veth509 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 518.047256][T21283] batman_adv: batadv0: Interface activated: veth509 14:14:46 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xffffffff00000000, 0x0, 0xffffffffffffffff) 14:14:46 executing program 4: socket$inet_udplite(0x2, 0x2, 0x88) ioctl(0xffffffffffffffff, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") fanotify_init(0x56, 0x1) 14:14:46 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x74000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 518.334916][T21295] batman_adv: batadv0: Adding interface: veth511 [ 518.359107][T21295] batman_adv: batadv0: The MTU of interface veth511 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. 14:14:47 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xf401000000000000, 0x0, 0xffffffffffffffff) 14:14:47 executing program 4: socket$inet_udplite(0x2, 0x2, 0x88) ioctl(0xffffffffffffffff, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") fanotify_init(0x56, 0x1) [ 518.385742][T21295] batman_adv: batadv0: Interface activated: veth511 14:14:47 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x7a000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:47 executing program 4: socket$inet_udplite(0x2, 0x2, 0x88) ioctl(0xffffffffffffffff, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") fanotify_init(0x56, 0x1) 14:14:47 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xffffffffffffffff, 0x0, 0xffffffffffffffff) [ 518.600353][T21307] batman_adv: batadv0: Adding interface: veth513 [ 518.624329][T21307] batman_adv: batadv0: The MTU of interface veth513 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. 14:14:47 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00028000) 14:14:47 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x0, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") fanotify_init(0x56, 0x1) [ 518.748702][T21307] batman_adv: batadv0: Interface activated: veth513 14:14:47 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x0, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") fanotify_init(0x56, 0x1) 14:14:47 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x81000000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 519.026704][T21327] __nla_validate_parse: 20 callbacks suppressed [ 519.026714][T21327] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:47 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xffffffffffffffff, 0x0, 0xffffffffffffffff) 14:14:47 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000300) 14:14:47 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x0, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") fanotify_init(0x56, 0x1) [ 519.104422][T21329] batman_adv: batadv0: Adding interface: veth515 [ 519.127720][T21329] batman_adv: batadv0: The MTU of interface veth515 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 519.159353][T21329] batman_adv: batadv0: Interface activated: veth515 [ 519.194534][T21329] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:48 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00020000) 14:14:48 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, 0x0) fanotify_init(0x56, 0x1) 14:14:48 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x88a8ffff, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:48 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000300) 14:14:48 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, 0x0) fanotify_init(0x56, 0x1) [ 519.411475][T21344] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 519.521970][T21350] batman_adv: batadv0: Adding interface: veth517 [ 519.542411][T21350] batman_adv: batadv0: The MTU of interface veth517 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 519.614155][T21350] batman_adv: batadv0: Interface activated: veth517 [ 519.647618][T21350] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:48 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, 0x0) fanotify_init(0x56, 0x1) 14:14:48 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x9effffff, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:48 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00030000) 14:14:48 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)) fanotify_init(0x56, 0x1) [ 519.779422][T21362] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 519.853141][T21363] batman_adv: batadv0: Adding interface: veth519 [ 519.881475][T21363] batman_adv: batadv0: The MTU of interface veth519 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:14:48 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)) fanotify_init(0x56, 0x1) [ 519.927073][T21363] batman_adv: batadv0: Interface activated: veth519 [ 519.948663][T21363] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:48 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000500) 14:14:48 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xbf3695c6, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 520.067170][T21374] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 520.124587][T21377] batman_adv: batadv0: Adding interface: veth521 [ 520.133160][T21377] batman_adv: batadv0: The MTU of interface veth521 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. [ 520.161524][T21377] batman_adv: batadv0: Interface activated: veth521 [ 520.175291][T21377] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:49 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000300) 14:14:49 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)) fanotify_init(0x56, 0x1) 14:14:49 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xc3ffffff, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:49 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000500) 14:14:49 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1d") fanotify_init(0x56, 0x1) [ 520.471773][T21386] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:49 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00038000) [ 520.617123][T21392] batman_adv: batadv0: Adding interface: veth523 [ 520.635393][T21392] batman_adv: batadv0: The MTU of interface veth523 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. [ 520.687714][T21392] batman_adv: batadv0: Interface activated: veth523 14:14:49 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1d") fanotify_init(0x56, 0x1) [ 520.729695][T21392] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:49 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1d") fanotify_init(0x56, 0x1) 14:14:49 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xc69536bf, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:49 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b") fanotify_init(0x56, 0x1) 14:14:49 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000600) 14:14:49 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b") fanotify_init(0x56, 0x1) [ 521.065151][T21412] batman_adv: batadv0: Adding interface: veth525 [ 521.088538][T21412] batman_adv: batadv0: The MTU of interface veth525 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. [ 521.162375][T21412] batman_adv: batadv0: Interface activated: veth525 14:14:50 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xf401000000000000, 0x0, 0xffffffffffffffff) 14:14:50 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b") fanotify_init(0x56, 0x1) 14:14:50 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xe4ffffff, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:50 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000600) 14:14:50 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b10") fanotify_init(0x56, 0x1) [ 521.647768][T21440] batman_adv: batadv0: Adding interface: veth527 [ 521.709396][T21440] batman_adv: batadv0: The MTU of interface veth527 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. 14:14:50 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00040000) 14:14:50 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b10") fanotify_init(0x56, 0x1) 14:14:50 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xf0ffffff, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 521.770425][T21440] batman_adv: batadv0: Interface activated: veth527 14:14:50 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000700) 14:14:50 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b10") fanotify_init(0x56, 0x1) [ 521.935700][T21450] batman_adv: batadv0: Adding interface: veth529 [ 521.951481][T21450] batman_adv: batadv0: The MTU of interface veth529 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. [ 522.094501][T21450] batman_adv: batadv0: Interface activated: veth529 14:14:50 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") fanotify_init(0x0, 0x1) 14:14:50 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xfeffffff, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 522.281972][T21463] batman_adv: batadv0: Adding interface: veth531 [ 522.290270][T21463] batman_adv: batadv0: The MTU of interface veth531 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 522.323417][T21463] batman_adv: batadv0: Interface activated: veth531 14:14:51 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000600) 14:14:51 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") fanotify_init(0x0, 0x1) 14:14:51 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xffffa888, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:51 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000700) [ 522.588644][T21475] batman_adv: batadv0: Adding interface: veth533 14:14:51 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") fanotify_init(0x0, 0x1) [ 522.615025][T21475] batman_adv: batadv0: The MTU of interface veth533 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 522.658406][T21475] batman_adv: batadv0: Interface activated: veth533 14:14:51 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00048000) 14:14:51 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xfffff000, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:51 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") fanotify_init(0x56, 0x0) 14:14:51 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000900) 14:14:51 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000700) [ 522.923676][T21494] batman_adv: batadv0: Adding interface: veth535 [ 522.930846][T21494] batman_adv: batadv0: The MTU of interface veth535 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. [ 523.007533][T21494] batman_adv: batadv0: Interface activated: veth535 14:14:51 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xffffff7f, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 523.235827][T21502] batman_adv: batadv0: Adding interface: veth537 14:14:52 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xffffff9e, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 523.260906][T21502] batman_adv: batadv0: The MTU of interface veth537 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. [ 523.295144][T21502] batman_adv: batadv0: Interface activated: veth537 14:14:52 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00040000) 14:14:52 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000900) [ 523.400268][T21506] batman_adv: batadv0: Adding interface: veth539 [ 523.407019][T21506] batman_adv: batadv0: The MTU of interface veth539 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. [ 523.433336][T21506] batman_adv: batadv0: Interface activated: veth539 14:14:52 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xffffffc3, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 523.614262][T21515] batman_adv: batadv0: Adding interface: veth541 [ 523.630210][T21515] batman_adv: batadv0: The MTU of interface veth541 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. [ 523.659312][T21515] batman_adv: batadv0: Interface activated: veth541 14:14:52 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xffffffe4, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:52 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00050000) [ 523.776792][T21520] batman_adv: batadv0: Adding interface: veth543 [ 523.784484][T21520] batman_adv: batadv0: The MTU of interface veth543 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. [ 523.811289][T21520] batman_adv: batadv0: Interface activated: veth543 14:14:52 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xfffffff0, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:52 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000a00) 14:14:52 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00048000) [ 524.038043][T21531] batman_adv: batadv0: Adding interface: veth545 [ 524.072879][T21531] batman_adv: batadv0: The MTU of interface veth545 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. 14:14:52 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xfffffffe, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 524.174891][T21531] batman_adv: batadv0: Interface activated: veth545 [ 524.190943][T21528] __nla_validate_parse: 21 callbacks suppressed [ 524.190953][T21528] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 524.261156][T21536] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:53 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000a00) [ 524.303023][T21536] batman_adv: batadv0: Adding interface: veth547 [ 524.310589][T21536] batman_adv: batadv0: The MTU of interface veth547 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. [ 524.350941][T21536] batman_adv: batadv0: Interface activated: veth547 [ 524.373858][T21540] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:53 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0xffffffff, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 524.494097][T21543] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 524.523539][T21543] batman_adv: batadv0: Adding interface: veth549 14:14:53 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xe803000000000000, 0x0, 0xffffffffffffffff) [ 524.530120][T21543] batman_adv: batadv0: The MTU of interface veth549 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. [ 524.561327][T21543] batman_adv: batadv0: Interface activated: veth549 [ 524.584508][T21544] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:53 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:53 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00058000) [ 524.757406][T21552] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 524.827618][T21555] batman_adv: batadv0: Adding interface: veth551 14:14:53 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000b00) [ 524.859071][T21555] batman_adv: batadv0: The MTU of interface veth551 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. [ 524.890731][T21555] batman_adv: batadv0: Interface activated: veth551 [ 524.939841][T21552] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:53 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x2, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:53 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00050000) [ 525.142591][T21562] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:54 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000b00) [ 525.205688][T21567] batman_adv: batadv0: Adding interface: veth553 [ 525.216289][T21567] batman_adv: batadv0: The MTU of interface veth553 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. [ 525.289577][T21567] batman_adv: batadv0: Interface activated: veth553 [ 525.316745][T21567] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:54 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x3, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 525.395448][T21572] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 525.423469][T21572] batman_adv: batadv0: Adding interface: veth555 14:14:54 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x281400, 0x0, 0xffffffffffffffff) [ 525.431343][T21572] batman_adv: batadv0: The MTU of interface veth555 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. [ 525.501389][T21572] batman_adv: batadv0: Interface activated: veth555 14:14:54 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x4, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:54 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00060000) [ 525.717967][T21582] batman_adv: batadv0: Adding interface: veth557 [ 525.746306][T21582] batman_adv: batadv0: The MTU of interface veth557 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. 14:14:54 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000c00) [ 525.790426][T21582] batman_adv: batadv0: Interface activated: veth557 14:14:54 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x5, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 525.985135][T21591] batman_adv: batadv0: Adding interface: veth559 [ 526.029929][T21591] batman_adv: batadv0: The MTU of interface veth559 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. [ 526.059153][T21591] batman_adv: batadv0: Interface activated: veth559 14:14:54 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x6, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:54 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000c00) 14:14:54 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000b00) [ 526.238473][T21597] batman_adv: batadv0: Adding interface: veth561 14:14:55 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x7, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 526.284887][T21597] batman_adv: batadv0: The MTU of interface veth561 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. [ 526.311584][T21597] batman_adv: batadv0: Interface activated: veth561 14:14:55 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x281400, 0x0, 0xffffffffffffffff) [ 526.409758][T21604] batman_adv: batadv0: Adding interface: veth563 [ 526.416631][T21604] batman_adv: batadv0: The MTU of interface veth563 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. [ 526.442919][T21604] batman_adv: batadv0: Interface activated: veth563 14:14:55 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0xa, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:55 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00068000) 14:14:55 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000d00) [ 526.709829][T21617] batman_adv: batadv0: Adding interface: veth565 [ 526.718462][T21617] batman_adv: batadv0: The MTU of interface veth565 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. [ 526.753457][T21617] batman_adv: batadv0: Interface activated: veth565 14:14:55 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0xc, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 526.957535][T21624] batman_adv: batadv0: Adding interface: veth567 [ 526.964517][T21624] batman_adv: batadv0: The MTU of interface veth567 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. [ 526.999559][T21624] batman_adv: batadv0: Interface activated: veth567 14:14:55 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0xe, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:55 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000d00) [ 527.133946][T21630] batman_adv: batadv0: Adding interface: veth569 [ 527.146361][T21630] batman_adv: batadv0: The MTU of interface veth569 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. 14:14:55 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x10, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 527.204859][T21630] batman_adv: batadv0: Interface activated: veth569 14:14:56 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000c00) [ 527.335554][T21634] batman_adv: batadv0: Adding interface: veth571 [ 527.345203][T21634] batman_adv: batadv0: The MTU of interface veth571 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. [ 527.380442][T21634] batman_adv: batadv0: Interface activated: veth571 14:14:56 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x48, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:56 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00070000) [ 527.610136][T21642] batman_adv: batadv0: Adding interface: veth573 14:14:56 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000e00) 14:14:56 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000d00) [ 527.639434][T21642] batman_adv: batadv0: The MTU of interface veth573 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. [ 527.778613][T21642] batman_adv: batadv0: Interface activated: veth573 14:14:56 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x4c, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:56 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000e00) [ 528.059846][T21655] batman_adv: batadv0: Adding interface: veth575 [ 528.073710][T21655] batman_adv: batadv0: The MTU of interface veth575 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. 14:14:56 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x60, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 528.109257][T21655] batman_adv: batadv0: Interface activated: veth575 [ 528.262636][T21663] batman_adv: batadv0: Adding interface: veth577 14:14:57 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xffffffffffffffff) [ 528.289042][T21663] batman_adv: batadv0: The MTU of interface veth577 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. [ 528.315557][T21663] batman_adv: batadv0: Interface activated: veth577 14:14:57 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x68, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 528.443731][T21668] batman_adv: batadv0: Adding interface: veth579 [ 528.450485][T21668] batman_adv: batadv0: The MTU of interface veth579 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. [ 528.476984][T21668] batman_adv: batadv0: Interface activated: veth579 14:14:57 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x6c, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:57 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00078000) 14:14:57 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00018000) [ 528.731240][T21682] batman_adv: batadv0: Adding interface: veth581 14:14:57 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xffffffffffffffff) [ 528.765888][T21682] batman_adv: batadv0: The MTU of interface veth581 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. 14:14:57 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xffffffffffffffff) [ 528.933817][T21682] batman_adv: batadv0: Interface activated: veth581 14:14:57 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00000f00) 14:14:57 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x74, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:57 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x142800, 0x0, 0xffffffffffffffff) [ 529.220416][T21694] __nla_validate_parse: 27 callbacks suppressed [ 529.220427][T21694] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:58 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xc990, 0x0, 0xffffffffffffffff) [ 529.332579][T21695] batman_adv: batadv0: Adding interface: veth583 [ 529.352968][T21695] batman_adv: batadv0: The MTU of interface veth583 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. [ 529.463212][T21695] batman_adv: batadv0: Interface activated: veth583 14:14:58 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00080000) [ 529.504124][T21695] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:58 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x7a, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:58 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00020000) [ 529.636898][T21711] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 529.692414][T21714] batman_adv: batadv0: Adding interface: veth585 [ 529.699728][T21714] batman_adv: batadv0: The MTU of interface veth585 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. [ 529.725465][T21714] batman_adv: batadv0: Interface activated: veth585 14:14:58 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0xff, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 529.742289][T21714] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 529.835393][T21717] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:58 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00001100) [ 529.934442][T21720] batman_adv: batadv0: Adding interface: veth587 [ 529.952593][T21720] batman_adv: batadv0: The MTU of interface veth587 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. 14:14:58 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 529.993373][T21720] batman_adv: batadv0: Interface activated: veth587 [ 530.007119][T21720] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 530.073471][T21724] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 530.127683][T21724] batman_adv: batadv0: Adding interface: veth589 [ 530.149060][T21724] batman_adv: batadv0: The MTU of interface veth589 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. [ 530.175691][T21724] batman_adv: batadv0: Interface activated: veth589 14:14:59 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xffffffffffffffff) [ 530.204982][T21725] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:59 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x2, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:59 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xffffffffffffffff) [ 530.441934][T21732] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:59 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00088000) 14:14:59 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00028000) [ 530.547136][T21736] batman_adv: batadv0: Adding interface: veth591 [ 530.613264][T21736] batman_adv: batadv0: The MTU of interface veth591 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. 14:14:59 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00080000) [ 530.713876][T21736] batman_adv: batadv0: Interface activated: veth591 14:14:59 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00001200) [ 530.830234][T21736] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:14:59 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x3, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:14:59 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xffffffffffffffff) [ 531.114070][T21758] batman_adv: batadv0: Adding interface: veth593 [ 531.145944][T21758] batman_adv: batadv0: The MTU of interface veth593 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. [ 531.219223][T21758] batman_adv: batadv0: Interface activated: veth593 14:15:00 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x4, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:00 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x687ba, 0x0, 0xffffffffffffffff) [ 531.402263][T21760] batman_adv: batadv0: Adding interface: veth595 [ 531.418411][T21760] batman_adv: batadv0: The MTU of interface veth595 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. [ 531.489072][T21760] batman_adv: batadv0: Interface activated: veth595 14:15:00 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x5, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:00 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00030000) 14:15:00 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00090000) 14:15:00 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00001300) [ 531.842376][T21775] batman_adv: batadv0: Adding interface: veth597 [ 531.922329][T21775] batman_adv: batadv0: The MTU of interface veth597 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. 14:15:00 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00088000) [ 532.031390][T21775] batman_adv: batadv0: Interface activated: veth597 14:15:00 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x6, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 532.174255][T21786] batman_adv: batadv0: Adding interface: veth599 [ 532.189242][T21786] batman_adv: batadv0: The MTU of interface veth599 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. [ 532.239122][T21786] batman_adv: batadv0: Interface activated: veth599 14:15:01 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x7, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 532.376371][T21789] batman_adv: batadv0: Adding interface: veth601 [ 532.384737][T21789] batman_adv: batadv0: The MTU of interface veth601 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. [ 532.413149][T21789] batman_adv: batadv0: Interface activated: veth601 14:15:01 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00088000) 14:15:01 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0xa, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:01 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00038000) [ 532.619997][T21799] batman_adv: batadv0: Adding interface: veth603 [ 532.660372][T21799] batman_adv: batadv0: The MTU of interface veth603 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. 14:15:01 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00098000) [ 532.716569][T21799] batman_adv: batadv0: Interface activated: veth603 14:15:01 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00001400) 14:15:01 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0xc, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:01 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00030000) [ 533.034553][T21814] batman_adv: batadv0: Adding interface: veth605 [ 533.051737][T21814] batman_adv: batadv0: The MTU of interface veth605 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. [ 533.079150][T21814] batman_adv: batadv0: Interface activated: veth605 14:15:01 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0xe, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:02 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x10, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 533.238442][T21820] batman_adv: batadv0: Adding interface: veth607 [ 533.252054][T21820] batman_adv: batadv0: The MTU of interface veth607 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. [ 533.277883][T21820] batman_adv: batadv0: Interface activated: veth607 [ 533.426411][T21823] batman_adv: batadv0: Adding interface: veth609 14:15:02 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00030000) 14:15:02 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00040000) [ 533.460827][T21823] batman_adv: batadv0: The MTU of interface veth609 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. [ 533.549941][T21823] batman_adv: batadv0: Interface activated: veth609 14:15:02 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x48, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:02 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00018000) 14:15:02 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000a0000) [ 533.792724][T21838] batman_adv: batadv0: Adding interface: veth611 [ 533.799562][T21838] batman_adv: batadv0: The MTU of interface veth611 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. [ 533.826060][T21838] batman_adv: batadv0: Interface activated: veth611 14:15:02 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x4c, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 534.037493][T21846] batman_adv: batadv0: Adding interface: veth613 [ 534.069035][T21846] batman_adv: batadv0: The MTU of interface veth613 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. [ 534.095173][T21846] batman_adv: batadv0: Interface activated: veth613 14:15:02 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00028000) 14:15:02 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x60, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 534.232399][T21851] __nla_validate_parse: 22 callbacks suppressed [ 534.232410][T21851] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 534.295304][T21852] batman_adv: batadv0: Adding interface: veth615 [ 534.309155][T21852] batman_adv: batadv0: The MTU of interface veth615 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. [ 534.360909][T21852] batman_adv: batadv0: Interface activated: veth615 14:15:03 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00048000) [ 534.401317][T21852] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:03 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x68, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:03 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00040000) [ 534.538172][T21859] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 534.672082][T21863] batman_adv: batadv0: Adding interface: veth617 14:15:03 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000a8000) 14:15:03 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00020000) [ 534.751738][T21863] batman_adv: batadv0: The MTU of interface veth617 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. [ 534.779463][T21863] batman_adv: batadv0: Interface activated: veth617 14:15:03 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x6c, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 534.793865][T21863] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 534.885721][T21875] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 534.942839][T21876] batman_adv: batadv0: Adding interface: veth619 [ 534.957385][T21876] batman_adv: batadv0: The MTU of interface veth619 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. [ 534.986121][T21876] batman_adv: batadv0: Interface activated: veth619 14:15:03 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x74, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 535.000644][T21876] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 535.107825][T21878] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:03 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xffffffffffffffff) [ 535.220440][T21879] batman_adv: batadv0: Adding interface: veth621 [ 535.259209][T21879] batman_adv: batadv0: The MTU of interface veth621 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. 14:15:04 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00050000) 14:15:04 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00048000) [ 535.381261][T21879] batman_adv: batadv0: Interface activated: veth621 [ 535.405930][T21879] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:04 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x90c9, 0x0, 0xffffffffffffffff) 14:15:04 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x7a, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:04 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00028000) 14:15:04 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000b0000) [ 535.776889][T21900] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:04 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000a8000) [ 535.899345][T21905] batman_adv: batadv0: Adding interface: veth623 [ 535.912673][T21905] batman_adv: batadv0: The MTU of interface veth623 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. [ 535.970299][T21905] batman_adv: batadv0: Interface activated: veth623 [ 535.997577][T21905] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:04 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0xff, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:05 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 536.205915][T21911] batman_adv: batadv0: Adding interface: veth625 [ 536.212684][T21911] batman_adv: batadv0: The MTU of interface veth625 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. [ 536.241712][T21911] batman_adv: batadv0: Interface activated: veth625 14:15:05 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xffffffffffffffff) 14:15:05 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00058000) [ 536.356272][T21913] batman_adv: batadv0: Adding interface: veth627 [ 536.389191][T21913] batman_adv: batadv0: The MTU of interface veth627 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. [ 536.466188][T21913] batman_adv: batadv0: Interface activated: veth627 14:15:05 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x2, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:05 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000b8000) 14:15:05 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00030000) 14:15:05 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000b0000) [ 536.794482][T21932] batman_adv: batadv0: Adding interface: veth629 [ 536.849112][T21932] batman_adv: batadv0: The MTU of interface veth629 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. 14:15:05 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x8500, 0x0, 0xffffffffffffffff) [ 536.967009][T21932] batman_adv: batadv0: Interface activated: veth629 14:15:05 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x3, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 537.201809][T21942] batman_adv: batadv0: Adding interface: veth631 [ 537.222723][T21942] batman_adv: batadv0: The MTU of interface veth631 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. 14:15:06 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00060000) [ 537.299150][T21942] batman_adv: batadv0: Interface activated: veth631 14:15:06 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x4, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 537.473363][T21950] batman_adv: batadv0: Adding interface: veth633 14:15:06 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000c0000) [ 537.505423][T21950] batman_adv: batadv0: The MTU of interface veth633 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. [ 537.534068][T21950] batman_adv: batadv0: Interface activated: veth633 14:15:06 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x5, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:06 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00038000) [ 537.713904][T21963] batman_adv: batadv0: Adding interface: veth635 [ 537.739250][T21963] batman_adv: batadv0: The MTU of interface veth635 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. [ 537.769804][T21963] batman_adv: batadv0: Interface activated: veth635 14:15:06 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x6, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:06 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000b8000) 14:15:06 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00058000) [ 538.028454][T21971] batman_adv: batadv0: Adding interface: veth637 [ 538.051084][T21971] batman_adv: batadv0: The MTU of interface veth637 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. [ 538.135073][T21971] batman_adv: batadv0: Interface activated: veth637 14:15:06 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x7, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:07 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00068000) [ 538.277997][T21980] batman_adv: batadv0: Adding interface: veth639 [ 538.284686][T21980] batman_adv: batadv0: The MTU of interface veth639 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. [ 538.318681][T21980] batman_adv: batadv0: Interface activated: veth639 14:15:07 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0xa, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:07 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000c8000) 14:15:07 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00040000) [ 538.569329][T21991] batman_adv: batadv0: Adding interface: veth641 [ 538.598717][T21991] batman_adv: batadv0: The MTU of interface veth641 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. [ 538.670030][T21991] batman_adv: batadv0: Interface activated: veth641 14:15:07 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0xc, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 538.798657][T21997] batman_adv: batadv0: Adding interface: veth643 [ 538.810717][T21997] batman_adv: batadv0: The MTU of interface veth643 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. 14:15:07 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0xe, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 538.857481][T21997] batman_adv: batadv0: Interface activated: veth643 14:15:07 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000c0000) [ 539.057706][T22003] batman_adv: batadv0: Adding interface: veth645 [ 539.074088][T22003] batman_adv: batadv0: The MTU of interface veth645 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. 14:15:07 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xf401, 0x0, 0xffffffffffffffff) 14:15:07 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00070000) [ 539.179256][T22003] batman_adv: batadv0: Interface activated: veth645 [ 539.245066][T22011] __nla_validate_parse: 21 callbacks suppressed [ 539.245077][T22011] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:08 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x10, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 539.456221][T22019] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 539.492274][T22019] batman_adv: batadv0: Adding interface: veth647 14:15:08 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00048000) 14:15:08 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000d0000) [ 539.513796][T22019] batman_adv: batadv0: The MTU of interface veth647 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. [ 539.545766][T22019] batman_adv: batadv0: Interface activated: veth647 [ 539.561164][T22022] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:08 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x48, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 539.698326][T22029] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 539.735907][T22029] batman_adv: batadv0: Adding interface: veth649 14:15:08 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x4c, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 539.743112][T22029] batman_adv: batadv0: The MTU of interface veth649 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. [ 539.769208][T22029] batman_adv: batadv0: Interface activated: veth649 [ 539.786805][T22030] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 539.866513][T22032] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:08 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000c8000) 14:15:08 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x60, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 539.924132][T22033] batman_adv: batadv0: Adding interface: veth651 [ 539.930829][T22033] batman_adv: batadv0: The MTU of interface veth651 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. [ 539.956271][T22033] batman_adv: batadv0: Interface activated: veth651 [ 539.963659][T22032] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 540.054959][T22038] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:08 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00078000) [ 540.183912][T22042] batman_adv: batadv0: Adding interface: veth653 [ 540.207130][T22042] batman_adv: batadv0: The MTU of interface veth653 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. 14:15:09 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00068000) [ 540.241236][T22042] batman_adv: batadv0: Interface activated: veth653 [ 540.338217][T22042] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:09 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x68, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:09 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00050000) 14:15:09 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000d8000) [ 540.546788][T22055] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 540.630981][T22060] batman_adv: batadv0: Adding interface: veth655 [ 540.637379][T22060] batman_adv: batadv0: The MTU of interface veth655 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. [ 540.664224][T22060] batman_adv: batadv0: Interface activated: veth655 14:15:09 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x6c, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:09 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xffffffffffffffff) [ 540.815335][T22062] batman_adv: batadv0: Adding interface: veth657 [ 540.835727][T22062] batman_adv: batadv0: The MTU of interface veth657 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. [ 540.903362][T22062] batman_adv: batadv0: Interface activated: veth657 14:15:09 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x74, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:09 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00080000) 14:15:09 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0xe803, 0x0, 0xffffffffffffffff) [ 541.139611][T22068] batman_adv: batadv0: Adding interface: veth659 [ 541.157412][T22068] batman_adv: batadv0: The MTU of interface veth659 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. 14:15:10 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00068000) [ 541.276208][T22068] batman_adv: batadv0: Interface activated: veth659 14:15:10 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x7a, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:10 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00058000) 14:15:10 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800000) [ 541.517417][T22085] batman_adv: batadv0: Adding interface: veth661 [ 541.539299][T22085] batman_adv: batadv0: The MTU of interface veth661 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. [ 541.668009][T22085] batman_adv: batadv0: Interface activated: veth661 14:15:10 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0xf0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:10 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x300, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 541.809526][T22093] batman_adv: batadv0: Adding interface: veth663 [ 541.816011][T22093] batman_adv: batadv0: The MTU of interface veth663 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. [ 541.842485][T22093] batman_adv: batadv0: Interface activated: veth663 14:15:10 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x500, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 541.914811][T22096] batman_adv: batadv0: Adding interface: veth665 [ 541.921592][T22096] batman_adv: batadv0: The MTU of interface veth665 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. [ 541.948710][T22096] batman_adv: batadv0: Interface activated: veth665 14:15:10 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00088000) 14:15:10 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x600, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:10 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000d8000) [ 542.042945][T22099] batman_adv: batadv0: Adding interface: veth667 [ 542.049492][T22099] batman_adv: batadv0: The MTU of interface veth667 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. [ 542.075569][T22099] batman_adv: batadv0: Interface activated: veth667 [ 542.261477][T22111] batman_adv: batadv0: Adding interface: veth669 [ 542.315922][T22111] batman_adv: batadv0: The MTU of interface veth669 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. 14:15:11 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00060000) 14:15:11 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800100) [ 542.429225][T22111] batman_adv: batadv0: Interface activated: veth669 14:15:11 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xffffffffffffffff) 14:15:11 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x700, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 542.696592][T22127] batman_adv: batadv0: Adding interface: veth671 14:15:11 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0xa00, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 542.722467][T22127] batman_adv: batadv0: The MTU of interface veth671 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. [ 542.751790][T22127] batman_adv: batadv0: Interface activated: veth671 [ 542.860560][T22129] batman_adv: batadv0: Adding interface: veth673 [ 542.869067][T22129] batman_adv: batadv0: The MTU of interface veth673 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. [ 542.908224][T22129] batman_adv: batadv0: Interface activated: veth673 14:15:11 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0xc00, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:11 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00090000) 14:15:11 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00088000) 14:15:11 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000d8000) [ 543.201612][T22141] batman_adv: batadv0: Adding interface: veth675 [ 543.240147][T22141] batman_adv: batadv0: The MTU of interface veth675 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. 14:15:12 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800200) 14:15:12 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00068000) [ 543.390987][T22141] batman_adv: batadv0: Interface activated: veth675 14:15:12 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0xe00, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:12 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x2000, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 543.654988][T22156] batman_adv: batadv0: Adding interface: veth677 [ 543.668640][T22156] batman_adv: batadv0: The MTU of interface veth677 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. [ 543.695574][T22156] batman_adv: batadv0: Interface activated: veth677 14:15:12 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x3f00, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 543.767226][T22158] batman_adv: batadv0: Adding interface: veth679 [ 543.774224][T22158] batman_adv: batadv0: The MTU of interface veth679 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. [ 543.800231][T22158] batman_adv: batadv0: Interface activated: veth679 [ 543.936412][T22164] batman_adv: batadv0: Adding interface: veth681 14:15:12 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00098000) [ 543.969107][T22164] batman_adv: batadv0: The MTU of interface veth681 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. [ 544.014737][T22164] batman_adv: batadv0: Interface activated: veth681 14:15:12 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x4c1d, 0x0, 0xffffffffffffffff) 14:15:12 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x4000, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:13 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x9e1c, 0x0, 0xffffffffffffffff) 14:15:13 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800300) [ 544.414025][T22173] batman_adv: batadv0: Adding interface: veth683 14:15:13 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00070000) [ 544.442584][T22173] batman_adv: batadv0: The MTU of interface veth683 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. [ 544.537052][T22173] batman_adv: batadv0: Interface activated: veth683 [ 544.613406][T22187] __nla_validate_parse: 28 callbacks suppressed [ 544.613418][T22187] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:13 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x4800, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 544.754386][T22189] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 544.793081][T22189] batman_adv: batadv0: Adding interface: veth685 [ 544.800099][T22189] batman_adv: batadv0: The MTU of interface veth685 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. [ 544.827103][T22189] batman_adv: batadv0: Interface activated: veth685 [ 544.847824][T22191] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:13 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000a0000) 14:15:13 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x4c00, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 544.955575][T22197] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 545.044836][T22198] batman_adv: batadv0: Adding interface: veth687 14:15:13 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x5865, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 545.074389][T22198] batman_adv: batadv0: The MTU of interface veth687 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. [ 545.102003][T22198] batman_adv: batadv0: Interface activated: veth687 [ 545.116298][T22199] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:13 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00098000) [ 545.217358][T22201] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 545.282379][T22203] batman_adv: batadv0: Adding interface: veth689 [ 545.292943][T22203] batman_adv: batadv0: The MTU of interface veth689 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. [ 545.333959][T22203] batman_adv: batadv0: Interface activated: veth689 14:15:14 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x9e1c, 0x0, 0xffffffffffffffff) 14:15:14 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800400) 14:15:14 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00078000) [ 545.384964][T22203] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:14 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x6000, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 545.604828][T22219] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 545.694596][T22220] batman_adv: batadv0: Adding interface: veth691 [ 545.705023][T22220] batman_adv: batadv0: The MTU of interface veth691 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. [ 545.743524][T22220] batman_adv: batadv0: Interface activated: veth691 [ 545.778167][T22220] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:14 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000a8000) 14:15:14 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x6558, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 545.910907][T22226] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 545.969576][T22226] batman_adv: batadv0: Adding interface: veth693 [ 545.977395][T22226] batman_adv: batadv0: The MTU of interface veth693 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. 14:15:14 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x6800, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 546.034173][T22226] batman_adv: batadv0: Interface activated: veth693 14:15:14 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x6c00, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 546.108223][T22229] batman_adv: batadv0: Adding interface: veth695 [ 546.114816][T22229] batman_adv: batadv0: The MTU of interface veth695 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. [ 546.142303][T22229] batman_adv: batadv0: Interface activated: veth695 14:15:14 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x4002, 0x0, 0xffffffffffffffff) [ 546.275054][T22232] batman_adv: batadv0: Adding interface: veth697 14:15:15 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00080000) [ 546.309097][T22232] batman_adv: batadv0: The MTU of interface veth697 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. 14:15:15 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800500) 14:15:15 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800400) [ 546.429406][T22232] batman_adv: batadv0: Interface activated: veth697 14:15:15 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x7400, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 546.635850][T22249] batman_adv: batadv0: Adding interface: veth699 [ 546.647681][T22249] batman_adv: batadv0: The MTU of interface veth699 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. 14:15:15 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000b0000) [ 546.783280][T22249] batman_adv: batadv0: Interface activated: veth699 14:15:15 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x7a00, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 547.003174][T22261] batman_adv: batadv0: Adding interface: veth701 [ 547.010521][T22261] batman_adv: batadv0: The MTU of interface veth701 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. [ 547.036773][T22261] batman_adv: batadv0: Interface activated: veth701 14:15:15 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x8100, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:15 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800400) [ 547.182422][T22263] batman_adv: batadv0: Adding interface: veth703 [ 547.199748][T22263] batman_adv: batadv0: The MTU of interface veth703 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. [ 547.233886][T22263] batman_adv: batadv0: Interface activated: veth703 14:15:16 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0xf000, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:16 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800600) 14:15:16 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00088000) [ 547.541434][T22277] batman_adv: batadv0: Adding interface: veth705 [ 547.559752][T22277] batman_adv: batadv0: The MTU of interface veth705 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. 14:15:16 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000b8000) [ 547.635181][T22277] batman_adv: batadv0: Interface activated: veth705 14:15:16 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0xffff, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:16 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x8500, 0x0, 0xffffffffffffffff) [ 547.920062][T22291] batman_adv: batadv0: Adding interface: veth707 [ 547.960407][T22291] batman_adv: batadv0: The MTU of interface veth707 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. [ 547.989119][T22291] batman_adv: batadv0: Interface activated: veth707 14:15:16 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x2}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:16 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xffffffffffffffff) [ 548.234757][T22293] batman_adv: batadv0: Adding interface: veth709 [ 548.243073][T22293] batman_adv: batadv0: The MTU of interface veth709 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. 14:15:17 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800700) [ 548.311753][T22293] batman_adv: batadv0: Not using interface veth709 (retrying later): interface not active 14:15:17 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:17 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00090000) 14:15:17 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000c0000) [ 548.604916][T22312] batman_adv: batadv0: Adding interface: veth711 [ 548.621676][T22312] batman_adv: batadv0: The MTU of interface veth711 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. 14:15:17 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800600) [ 548.655321][T22312] batman_adv: batadv0: Not using interface veth711 (retrying later): interface not active 14:15:17 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x5}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:17 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xffffffffffffffff) [ 549.011567][T22320] batman_adv: batadv0: Adding interface: veth713 [ 549.018929][T22320] batman_adv: batadv0: The MTU of interface veth713 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. 14:15:17 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x6}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 549.119226][T22320] batman_adv: batadv0: Interface activated: veth713 14:15:18 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x4002, 0x0, 0xffffffffffffffff) [ 549.319428][T22330] batman_adv: batadv0: Adding interface: veth715 14:15:18 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800800) [ 549.352877][T22330] batman_adv: batadv0: The MTU of interface veth715 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. 14:15:18 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00098000) [ 549.459145][T22330] batman_adv: batadv0: Not using interface veth715 (retrying later): interface not active 14:15:18 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000c8000) 14:15:18 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x7}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 549.725353][T22346] __nla_validate_parse: 23 callbacks suppressed [ 549.725364][T22346] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:18 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xffffffffffffffff) [ 549.842596][T22347] batman_adv: batadv0: Adding interface: veth717 [ 549.849522][T22347] batman_adv: batadv0: The MTU of interface veth717 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. [ 549.878326][T22347] batman_adv: batadv0: Interface activated: veth717 14:15:18 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x8}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 549.906500][T22347] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 549.992173][T22352] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 550.025534][T22352] batman_adv: batadv0: Adding interface: veth719 [ 550.032948][T22352] batman_adv: batadv0: The MTU of interface veth719 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. [ 550.072069][T22352] batman_adv: batadv0: Not using interface veth719 (retrying later): interface not active 14:15:18 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xffffffffffffffff) [ 550.109298][T22353] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:18 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x9}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 550.287952][T22358] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:19 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x3400, 0x0, 0xffffffffffffffff) 14:15:19 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000a0000) [ 550.447799][T22359] batman_adv: batadv0: Adding interface: veth721 14:15:19 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800900) [ 550.484764][T22359] batman_adv: batadv0: The MTU of interface veth721 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. [ 550.640881][T22359] batman_adv: batadv0: Interface activated: veth721 14:15:19 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800800) [ 550.697674][T22375] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:19 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000d0000) 14:15:19 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0xa}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 551.020696][T22382] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 551.056847][T22382] batman_adv: batadv0: Adding interface: veth723 [ 551.064150][T22382] batman_adv: batadv0: The MTU of interface veth723 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. [ 551.090503][T22382] batman_adv: batadv0: Not using interface veth723 (retrying later): interface not active 14:15:19 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0xb}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 551.111708][T22383] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 551.170136][T22385] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 551.215273][T22385] batman_adv: batadv0: Adding interface: veth725 [ 551.222091][T22385] batman_adv: batadv0: The MTU of interface veth725 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. [ 551.248002][T22385] batman_adv: batadv0: Interface activated: veth725 14:15:20 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x10}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 551.263462][T22386] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:20 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000c8000) 14:15:20 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800a00) 14:15:20 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000a8000) [ 551.484205][T22396] batman_adv: batadv0: Adding interface: veth727 [ 551.546143][T22396] batman_adv: batadv0: The MTU of interface veth727 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. 14:15:20 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x11}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 551.653684][T22396] batman_adv: batadv0: Not using interface veth727 (retrying later): interface not active 14:15:20 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800800) 14:15:20 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000d8000) [ 551.953769][T22413] batman_adv: batadv0: Adding interface: veth729 [ 551.979343][T22413] batman_adv: batadv0: The MTU of interface veth729 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. [ 552.015974][T22413] batman_adv: batadv0: Interface activated: veth729 14:15:20 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x12}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 552.138801][T22417] batman_adv: batadv0: Adding interface: veth731 [ 552.146152][T22417] batman_adv: batadv0: The MTU of interface veth731 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. [ 552.172605][T22417] batman_adv: batadv0: Not using interface veth731 (retrying later): interface not active 14:15:20 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x13}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 552.320990][T22421] batman_adv: batadv0: Adding interface: veth733 [ 552.327866][T22421] batman_adv: batadv0: The MTU of interface veth733 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. [ 552.354796][T22421] batman_adv: batadv0: Interface activated: veth733 14:15:21 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x14}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:21 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800b00) 14:15:21 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800a00) 14:15:21 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000b0000) [ 552.571842][T22434] batman_adv: batadv0: Adding interface: veth735 [ 552.610168][T22434] batman_adv: batadv0: The MTU of interface veth735 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. [ 552.651903][T22434] batman_adv: batadv0: Not using interface veth735 (retrying later): interface not active 14:15:21 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x25}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:21 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000e0000) 14:15:21 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000d0000) [ 552.964066][T22442] batman_adv: batadv0: Adding interface: veth737 [ 552.978514][T22442] batman_adv: batadv0: The MTU of interface veth737 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. [ 553.059549][T22442] batman_adv: batadv0: Interface activated: veth737 14:15:21 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x44}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:22 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x11e}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 553.279767][T22450] batman_adv: batadv0: Adding interface: veth739 [ 553.286684][T22450] batman_adv: batadv0: The MTU of interface veth739 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. [ 553.313959][T22450] batman_adv: batadv0: Not using interface veth739 (retrying later): interface not active [ 553.395641][T22456] device veth741 entered promiscuous mode 14:15:22 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000b8000) 14:15:22 executing program 5: r0 = perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xffffffffffffffff) [ 553.436193][T22456] batman_adv: batadv0: Adding interface: veth741 [ 553.497699][T22456] batman_adv: batadv0: The MTU of interface veth741 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. 14:15:22 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800c00) [ 553.629070][T22456] batman_adv: batadv0: Not using interface veth741 (retrying later): interface not active 14:15:22 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3001}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 553.785984][T22471] batman_adv: batadv0: Adding interface: veth743 14:15:22 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000e8000) [ 553.811482][T22471] batman_adv: batadv0: The MTU of interface veth743 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. [ 553.869958][T22471] batman_adv: batadv0: Interface activated: veth743 14:15:22 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x5042a}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:22 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000d0000) 14:15:22 executing program 5: r0 = perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xffffffffffffffff) [ 554.220427][T22481] batman_adv: batadv0: Adding interface: veth745 [ 554.229097][T22481] batman_adv: batadv0: The MTU of interface veth745 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. 14:15:23 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000c0000) [ 554.319244][T22481] batman_adv: batadv0: Not using interface veth745 (retrying later): interface not active 14:15:23 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:23 executing program 5: r0 = perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xffffffffffffffff) [ 554.607884][T22495] batman_adv: batadv0: Adding interface: veth747 [ 554.655883][T22495] batman_adv: batadv0: The MTU of interface veth747 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. 14:15:23 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800d00) 14:15:23 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800000) [ 554.819669][T22495] batman_adv: batadv0: Interface activated: veth747 [ 554.873716][T22505] __nla_validate_parse: 21 callbacks suppressed [ 554.873726][T22505] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:23 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000e8000) 14:15:23 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x2}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 555.166800][T22510] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:24 executing program 4: r0 = perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1f4, 0x0, 0xffffffffffffffff) 14:15:24 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000c8000) [ 555.325455][T22513] batman_adv: batadv0: Adding interface: veth749 [ 555.339157][T22513] batman_adv: batadv0: The MTU of interface veth749 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. [ 555.446238][T22513] batman_adv: batadv0: Not using interface veth749 (retrying later): interface not active 14:15:24 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 555.503423][T22510] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:24 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x3f00, 0x0, 0xffffffffffffffff) [ 555.590794][T22520] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 555.618794][T22520] batman_adv: batadv0: Adding interface: veth751 [ 555.626097][T22520] batman_adv: batadv0: The MTU of interface veth751 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. [ 555.658449][T22520] batman_adv: batadv0: Interface activated: veth751 [ 555.709430][T22529] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:24 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x4}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:24 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800100) 14:15:24 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff3f000000) [ 555.881322][T22532] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:24 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000e8000) [ 555.985435][T22533] batman_adv: batadv0: Adding interface: veth753 [ 556.005729][T22533] batman_adv: batadv0: The MTU of interface veth753 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. [ 556.069087][T22533] batman_adv: batadv0: Not using interface veth753 (retrying later): interface not active 14:15:24 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000d0000) [ 556.206198][T22533] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:25 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x5}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 556.384753][T22547] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 556.418351][T22547] batman_adv: batadv0: Adding interface: veth755 [ 556.426819][T22547] batman_adv: batadv0: The MTU of interface veth755 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. [ 556.453882][T22547] batman_adv: batadv0: Interface activated: veth755 [ 556.541466][T22548] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:25 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x6}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:25 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800000) [ 556.703629][T22552] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 556.770127][T22555] batman_adv: batadv0: Adding interface: veth757 [ 556.784896][T22555] batman_adv: batadv0: The MTU of interface veth757 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. 14:15:25 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xfffffffffcffffff) [ 556.819302][T22555] batman_adv: batadv0: Not using interface veth757 (retrying later): interface not active 14:15:25 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800200) 14:15:25 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x3075, 0x0, 0xffffffffffffffff) 14:15:25 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x7}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:25 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000d8000) [ 557.251540][T22573] batman_adv: batadv0: Adding interface: veth759 [ 557.281226][T22573] batman_adv: batadv0: The MTU of interface veth759 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. 14:15:26 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0xa}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 557.366587][T22573] batman_adv: batadv0: Interface activated: veth759 [ 557.481955][T22577] batman_adv: batadv0: Adding interface: veth761 [ 557.488801][T22577] batman_adv: batadv0: The MTU of interface veth761 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. [ 557.514871][T22577] batman_adv: batadv0: Not using interface veth761 (retrying later): interface not active 14:15:26 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0xc}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:26 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x3075, 0x0, 0xffffffffffffffff) [ 557.713141][T22580] batman_adv: batadv0: Adding interface: veth763 [ 557.754893][T22580] batman_adv: batadv0: The MTU of interface veth763 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. 14:15:26 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x3075, 0x0, 0xffffffffffffffff) [ 557.903990][T22580] batman_adv: batadv0: Not using interface veth763 (retrying later): interface not active 14:15:26 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x3075, 0x0, 0xffffffffffffffff) 14:15:26 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffff0034) 14:15:26 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0xe}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:26 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800300) 14:15:27 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000e0000) [ 558.300396][T22606] batman_adv: batadv0: Adding interface: veth765 [ 558.326228][T22606] batman_adv: batadv0: The MTU of interface veth765 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. 14:15:27 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x3075, 0x0, 0xffffffffffffffff) [ 558.431165][T22606] batman_adv: batadv0: Not using interface veth765 (retrying later): interface not active 14:15:27 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x10}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:27 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 558.782398][T22617] batman_adv: batadv0: Adding interface: veth767 14:15:27 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 558.822289][T22617] batman_adv: batadv0: The MTU of interface veth767 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. [ 558.928318][T22617] batman_adv: batadv0: Not using interface veth767 (retrying later): interface not active 14:15:27 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x48}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:27 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:27 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800400) 14:15:27 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffff3400) 14:15:28 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000e8000) [ 559.265978][T22639] batman_adv: batadv0: Adding interface: veth769 [ 559.336702][T22639] batman_adv: batadv0: The MTU of interface veth769 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. [ 559.433815][T22639] batman_adv: batadv0: Not using interface veth769 (retrying later): interface not active 14:15:28 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:28 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x4c}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:28 executing program 4: 14:15:28 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") r1 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000000000)={0xa, 0x14e24}, 0x1c) connect$inet6(r1, &(0x7f00000002c0)={0xa, 0x4e24}, 0x1c) sendmmsg(r1, &(0x7f00000092c0), 0x4ff, 0x0) [ 559.721055][T22652] batman_adv: batadv0: Adding interface: veth771 [ 559.756894][T22652] batman_adv: batadv0: The MTU of interface veth771 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. [ 559.809218][T22652] batman_adv: batadv0: Not using interface veth771 (retrying later): interface not active 14:15:28 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x60}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 559.928609][T22654] __nla_validate_parse: 15 callbacks suppressed [ 559.928621][T22654] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:28 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffff3480) 14:15:28 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800500) 14:15:28 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 560.105402][T22659] batman_adv: batadv0: Adding interface: veth773 [ 560.191653][T22659] batman_adv: batadv0: The MTU of interface veth773 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:15:29 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000f0000) 14:15:29 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bind$inet(0xffffffffffffffff, 0x0, 0x0) unshare(0x60000000) prctl$PR_GET_FP_MODE(0x2e) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) [ 560.329680][T22659] batman_adv: batadv0: Not using interface veth773 (retrying later): interface not active [ 560.366496][T22659] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:29 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x68}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:29 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 560.550621][T22681] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 560.570827][T22675] IPVS: ftp: loaded support on port[0] = 21 [ 560.630516][T22683] batman_adv: batadv0: Adding interface: veth775 [ 560.647048][T22683] batman_adv: batadv0: The MTU of interface veth775 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. 14:15:29 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 560.708372][T22683] batman_adv: batadv0: Not using interface veth775 (retrying later): interface not active [ 560.788838][T22683] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:29 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x6c}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 560.874088][T22677] IPVS: ftp: loaded support on port[0] = 21 14:15:29 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 560.965602][T22694] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 561.113222][T22699] batman_adv: batadv0: Adding interface: veth777 14:15:29 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800600) [ 561.138666][T22699] batman_adv: batadv0: The MTU of interface veth777 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. 14:15:29 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffff8034) 14:15:30 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff000f8000) [ 561.294600][T22699] batman_adv: batadv0: Not using interface veth777 (retrying later): interface not active 14:15:30 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 561.390335][T22699] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:30 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x74}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:30 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bind$inet(0xffffffffffffffff, 0x0, 0x0) unshare(0x60000000) prctl$PR_GET_FP_MODE(0x2e) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) [ 561.620369][T22714] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:30 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 561.721416][T22718] IPVS: ftp: loaded support on port[0] = 21 [ 561.750883][T22716] batman_adv: batadv0: Adding interface: veth779 [ 561.789572][T22716] batman_adv: batadv0: The MTU of interface veth779 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. [ 561.816681][T22716] batman_adv: batadv0: Not using interface veth779 (retrying later): interface not active [ 561.891143][T22723] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:30 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x7a}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:30 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) bind$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(0xffffffffffffffff, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 562.113823][T22728] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 562.227351][T22731] batman_adv: batadv0: Adding interface: veth781 14:15:31 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00100000) 14:15:31 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) bind$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(0xffffffffffffffff, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:31 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xfffffffffffffffc) [ 562.271373][T22731] batman_adv: batadv0: The MTU of interface veth781 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. 14:15:31 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800700) [ 562.399177][T22731] batman_adv: batadv0: Not using interface veth781 (retrying later): interface not active [ 562.502311][T22731] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:31 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0xf0}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:31 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) bind$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(0xffffffffffffffff, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:31 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bind$inet(0xffffffffffffffff, 0x0, 0x0) unshare(0x60000000) prctl$PR_GET_FP_MODE(0x2e) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) [ 562.837394][T22754] batman_adv: batadv0: Adding interface: veth783 [ 562.866053][T22756] IPVS: ftp: loaded support on port[0] = 21 14:15:31 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 562.872808][T22754] batman_adv: batadv0: The MTU of interface veth783 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. [ 562.946044][T22754] batman_adv: batadv0: Not using interface veth783 (retrying later): interface not active 14:15:31 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x300}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:31 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00108000) [ 563.234352][T22765] batman_adv: batadv0: Adding interface: veth785 14:15:32 executing program 4: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={0x0, 0xfffffee5}}, 0x0) sendmsg$key(0xffffffffffffffff, &(0x7f00000001c0)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000400)=ANY=[@ANYBLOB="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"], 0x80}}, 0x0) sendmsg$key(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)=ANY=[@ANYBLOB="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"], 0x38}}, 0x0) sendmmsg(r0, &(0x7f0000000180), 0x4000144, 0x0) 14:15:32 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockopt$inet_tcp_buf(r3, 0x6, 0x1f, &(0x7f0000000140)=""/101, &(0x7f0000000000)=0x65) r4 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x0, 0x0) r5 = openat$dir(0xffffffffffffff9c, &(0x7f0000001240)='./file0\x00', 0x0, 0x0) r6 = fanotify_init(0x0, 0x0) fanotify_mark(r6, 0x29, 0x48000028, r5, 0x0) fanotify_mark(r6, 0x2, 0x48000028, r4, 0x0) r7 = dup2(0xffffffffffffffff, r4) ioctl$KDGKBDIACR(r7, 0x4b4a, &(0x7f0000000240)=""/4096) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) [ 563.265455][T22765] batman_adv: batadv0: The MTU of interface veth785 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. 14:15:32 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800800) [ 563.339046][T22765] batman_adv: batadv0: Not using interface veth785 (retrying later): interface not active 14:15:32 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:32 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x500}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:32 executing program 4: shmctl$IPC_SET(0x0, 0x1, &(0x7f0000000280)={{0x0, 0x0, 0xffffffffffffffff}}) [ 563.701069][T22788] batman_adv: batadv0: Adding interface: veth787 14:15:32 executing program 4: [ 563.749136][T22788] batman_adv: batadv0: The MTU of interface veth787 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. [ 563.818421][T22788] batman_adv: batadv0: Not using interface veth787 (retrying later): interface not active 14:15:32 executing program 4: 14:15:32 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x600}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:32 executing program 4: 14:15:32 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:32 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00110000) 14:15:32 executing program 4: [ 564.172834][T22805] batman_adv: batadv0: Adding interface: veth789 [ 564.188332][T22805] batman_adv: batadv0: The MTU of interface veth789 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 564.351826][T22805] batman_adv: batadv0: Not using interface veth789 (retrying later): interface not active 14:15:33 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f0000000000)={@dev={0xfe, 0x80, [], 0x18}, 0x9, 0x2, 0x3, 0xa, 0x6, 0x8000}, 0x20) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:15:33 executing program 4: 14:15:33 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x700}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:33 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:33 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800900) 14:15:33 executing program 4: [ 564.839587][T22830] batman_adv: batadv0: Adding interface: veth791 [ 564.878408][T22830] batman_adv: batadv0: The MTU of interface veth791 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:15:33 executing program 4: [ 565.039259][T22830] batman_adv: batadv0: Not using interface veth791 (retrying later): interface not active 14:15:33 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockopt$inet_tcp_buf(r3, 0x6, 0x1f, &(0x7f0000000140)=""/101, &(0x7f0000000000)=0x65) r4 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x0, 0x0) r5 = openat$dir(0xffffffffffffff9c, &(0x7f0000001240)='./file0\x00', 0x0, 0x0) r6 = fanotify_init(0x0, 0x0) fanotify_mark(r6, 0x29, 0x48000028, r5, 0x0) fanotify_mark(r6, 0x2, 0x48000028, r4, 0x0) r7 = dup2(0xffffffffffffffff, r4) ioctl$KDGKBDIACR(r7, 0x4b4a, &(0x7f0000000240)=""/4096) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) [ 565.148237][T22830] __nla_validate_parse: 9 callbacks suppressed [ 565.148250][T22830] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:33 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00118000) 14:15:34 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:34 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0xa00}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 565.498774][T22845] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:34 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800a00) [ 565.698806][T22852] batman_adv: batadv0: Adding interface: veth793 [ 565.767953][T22852] batman_adv: batadv0: The MTU of interface veth793 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. 14:15:34 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) socket$xdp(0x2c, 0x3, 0x0) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:15:34 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 565.989325][T22852] batman_adv: batadv0: Not using interface veth793 (retrying later): interface not active [ 566.070636][T22852] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:34 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00120000) 14:15:35 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0xc00}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 566.426659][T22866] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:35 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 566.515357][T22867] batman_adv: batadv0: Adding interface: veth795 [ 566.539440][T22867] batman_adv: batadv0: The MTU of interface veth795 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 566.629469][T22867] batman_adv: batadv0: Not using interface veth795 (retrying later): interface not active 14:15:35 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800b00) [ 566.706373][T22867] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:35 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0xe00}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:35 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 567.071507][T22881] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:35 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) r3 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mixer\x00', 0xc0, 0x0) ioctl$KVM_DEASSIGN_DEV_IRQ(r3, 0x4040ae75, &(0x7f0000000140)={0xffff, 0xfff, 0x6, 0x602}) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:15:35 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00128000) 14:15:36 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 567.255971][T22886] batman_adv: batadv0: Adding interface: veth797 [ 567.309798][T22886] batman_adv: batadv0: The MTU of interface veth797 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 567.411061][T22886] batman_adv: batadv0: Not using interface veth797 (retrying later): interface not active 14:15:36 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 567.491954][T22886] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:36 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:36 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x2000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:36 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800c00) [ 567.798986][T22905] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:36 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800b00) 14:15:36 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r1, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r1, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r1, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 567.933399][T22908] batman_adv: batadv0: Adding interface: veth799 [ 567.959528][T22908] batman_adv: batadv0: The MTU of interface veth799 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 568.029349][T22908] batman_adv: batadv0: Not using interface veth799 (retrying later): interface not active [ 568.079755][T22908] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:36 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x80000, 0x80) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:15:36 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r1, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r1, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r1, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:37 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00130000) 14:15:37 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r1, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r1, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r1, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:37 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x3f00}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 568.513363][T22938] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 568.583155][T22940] batman_adv: batadv0: Adding interface: veth801 [ 568.599277][T22940] batman_adv: batadv0: The MTU of interface veth801 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:15:37 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r0, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(0xffffffffffffffff, 0x2405, r0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(0xffffffffffffffff, 0x40042409, 0xffffffffffffffeb) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r1, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r1, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r1, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:37 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x3a4) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:15:37 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800d00) [ 568.740422][T22940] batman_adv: batadv0: Not using interface veth801 (retrying later): interface not active 14:15:37 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x4000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:37 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) ioctl$sock_FIOGETOWN(r3, 0x8903, &(0x7f0000000240)=0x0) pipe(&(0x7f0000000280)={0xffffffffffffffff}) perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x20, 0x1a, 0x0, 0x8, 0x0, 0x8, 0x80000, 0x2, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0xd851068d, 0x1, @perf_bp={&(0x7f0000000180), 0x4}, 0x2001, 0x6, 0x7f9b, 0x4, 0x3, 0x81, 0x5}, r6, 0x7, r7, 0x8) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) r8 = openat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x910100, 0x80) ioctl$VHOST_GET_VRING_BASE(r8, 0xc008af12, &(0x7f0000000140)) link(&(0x7f00000002c0)='./file0\x00', &(0x7f0000000300)='./file0\x00') 14:15:37 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800c00) [ 569.186249][T22953] batman_adv: batadv0: Adding interface: veth803 14:15:38 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00138000) [ 569.244175][T22953] batman_adv: batadv0: The MTU of interface veth803 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:15:38 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r0, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(0xffffffffffffffff, 0x2405, r0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(0xffffffffffffffff, 0x40042409, 0xffffffffffffffeb) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r1, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r1, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r1, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 569.329167][T22953] batman_adv: batadv0: Not using interface veth803 (retrying later): interface not active 14:15:38 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800e00) 14:15:38 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x4800}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 569.880173][T22976] batman_adv: batadv0: Adding interface: veth805 [ 569.902507][T22976] batman_adv: batadv0: The MTU of interface veth805 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:15:38 executing program 5: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r0, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(0xffffffffffffffff, 0x2405, r0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(0xffffffffffffffff, 0x40042409, 0xffffffffffffffeb) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r1, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r1, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r1, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 570.006246][T22976] batman_adv: batadv0: Not using interface veth805 (retrying later): interface not active 14:15:38 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x4c00}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 570.215497][T22981] __nla_validate_parse: 7 callbacks suppressed [ 570.215510][T22981] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:39 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00140000) 14:15:39 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fchmod(r0, 0x10) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f0000000000)=0x0) r3 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0xfd, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r2, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r3, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r3) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r4 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r4, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) ioctl$TIOCSRS485(r6, 0x542f, &(0x7f0000000140)={0x0, 0x4, 0x293125e1}) sendto$inet(r4, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r4, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:15:39 executing program 5: r0 = perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 570.463959][T22986] batman_adv: batadv0: Adding interface: veth807 14:15:39 executing program 4: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r0, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(0xffffffffffffffff, 0x2405, r0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(0xffffffffffffffff, 0x40042409, 0xffffffffffffffeb) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r1, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r1, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r1, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 570.569459][T22986] batman_adv: batadv0: The MTU of interface veth807 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 570.628361][T22986] batman_adv: batadv0: Not using interface veth807 (retrying later): interface not active [ 570.717640][T22986] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:39 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff01000000) 14:15:39 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x5865}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:39 executing program 5: r0 = perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 570.947777][T23005] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 571.025422][T23005] batman_adv: batadv0: Adding interface: veth809 [ 571.032449][T23005] batman_adv: batadv0: The MTU of interface veth809 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 571.058854][T23005] batman_adv: batadv0: Interface activated: veth809 [ 571.142687][T23008] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:40 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x6000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:40 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800000) 14:15:40 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) ioctl$sock_FIOGETOWN(r3, 0x8903, &(0x7f0000000240)=0x0) pipe(&(0x7f0000000280)={0xffffffffffffffff}) perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x20, 0x1a, 0x0, 0x8, 0x0, 0x8, 0x80000, 0x2, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0xd851068d, 0x1, @perf_bp={&(0x7f0000000180), 0x4}, 0x2001, 0x6, 0x7f9b, 0x4, 0x3, 0x81, 0x5}, r6, 0x7, r7, 0x8) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) r8 = openat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x910100, 0x80) ioctl$VHOST_GET_VRING_BASE(r8, 0xc008af12, &(0x7f0000000140)) link(&(0x7f00000002c0)='./file0\x00', &(0x7f0000000300)='./file0\x00') [ 571.395942][T23012] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:40 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x1000000, 0x810, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:15:40 executing program 5: r0 = perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 571.542026][T23018] batman_adv: batadv0: Adding interface: veth811 [ 571.552558][T23018] batman_adv: batadv0: The MTU of interface veth811 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 571.647129][T23018] batman_adv: batadv0: Not using interface veth811 (retrying later): interface not active 14:15:40 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff3f000000) [ 571.725389][T23019] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.4'. 14:15:40 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x6558}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 572.004710][T23032] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:40 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 572.071129][T23036] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 572.146598][T23037] batman_adv: batadv0: Adding interface: veth813 [ 572.200348][T23037] batman_adv: batadv0: The MTU of interface veth813 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:15:41 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800100) 14:15:41 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x6800}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:41 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) ioctl$sock_FIOGETOWN(r3, 0x8903, &(0x7f0000000240)=0x0) pipe(&(0x7f0000000280)={0xffffffffffffffff}) perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x20, 0x1a, 0x0, 0x8, 0x0, 0x8, 0x80000, 0x2, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0xd851068d, 0x1, @perf_bp={&(0x7f0000000180), 0x4}, 0x2001, 0x6, 0x7f9b, 0x4, 0x3, 0x81, 0x5}, r6, 0x7, r7, 0x8) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) r8 = openat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x910100, 0x80) ioctl$VHOST_GET_VRING_BASE(r8, 0xc008af12, &(0x7f0000000140)) link(&(0x7f00000002c0)='./file0\x00', &(0x7f0000000300)='./file0\x00') [ 572.299165][T23037] batman_adv: batadv0: Not using interface veth813 (retrying later): interface not active [ 572.324012][T23043] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:41 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 572.464835][T23050] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:41 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$EBT_SO_GET_INIT_ENTRIES(0xffffffffffffffff, 0x0, 0x83, &(0x7f0000000200)={'nat\x00', 0x0, 0x3, 0xb9, [], 0x2, &(0x7f0000000000)=[{}, {}], &(0x7f0000000140)=""/185}, &(0x7f0000000280)=0x78) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) ioctl$sock_kcm_SIOCKCMCLONE(r3, 0x89e2, &(0x7f00000002c0)={r4}) getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x1c, &(0x7f0000000300)={@remote, 0x0}, &(0x7f0000000340)=0x14) setsockopt$packet_add_memb(r5, 0x107, 0x1, &(0x7f0000000380)={r6, 0x1, 0x6}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:15:41 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xfffffffffcffffff) [ 572.779319][T23057] batman_adv: batadv0: Adding interface: veth815 [ 572.797737][T23057] batman_adv: batadv0: The MTU of interface veth815 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 572.939206][T23057] batman_adv: batadv0: Not using interface veth815 (retrying later): interface not active 14:15:41 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:41 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x6c00}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 573.162158][T23072] batman_adv: batadv0: Adding interface: veth817 [ 573.169097][T23072] batman_adv: batadv0: The MTU of interface veth817 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 573.195551][T23072] batman_adv: batadv0: Not using interface veth817 (retrying later): interface not active 14:15:42 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x7400}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 573.272728][T23051] syz-executor.4 (23051) used greatest stack depth: 22504 bytes left 14:15:42 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:42 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800200) 14:15:42 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) ioctl$sock_FIOGETOWN(r3, 0x8903, &(0x7f0000000240)=0x0) pipe(&(0x7f0000000280)={0xffffffffffffffff}) perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x20, 0x1a, 0x0, 0x8, 0x0, 0x8, 0x80000, 0x2, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0xd851068d, 0x1, @perf_bp={&(0x7f0000000180), 0x4}, 0x2001, 0x6, 0x7f9b, 0x4, 0x3, 0x81, 0x5}, r6, 0x7, r7, 0x8) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) r8 = openat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x910100, 0x80) ioctl$VHOST_GET_VRING_BASE(r8, 0xc008af12, &(0x7f0000000140)) link(&(0x7f00000002c0)='./file0\x00', &(0x7f0000000300)='./file0\x00') [ 573.376613][T23077] batman_adv: batadv0: Adding interface: veth819 [ 573.384637][T23077] batman_adv: batadv0: The MTU of interface veth819 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 573.410774][T23077] batman_adv: batadv0: Not using interface veth819 (retrying later): interface not active 14:15:42 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x7a00}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:42 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffff0034) 14:15:42 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) r3 = syz_open_dev$dmmidi(&(0x7f0000000000)='/dev/dmmidi#\x00', 0x100000001, 0xc00) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r2, 0x84, 0x77, &(0x7f00000001c0)={0x0, 0x9, 0x4, [0x0, 0x5, 0x8000, 0x91d7]}, &(0x7f0000000200)=0x10) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x22, &(0x7f0000000240)={0x2, 0x200, 0x2, 0x20, r4}, &(0x7f0000000280)=0x10) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:15:42 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 573.948772][T23094] batman_adv: batadv0: Adding interface: veth821 [ 573.974025][T23094] batman_adv: batadv0: The MTU of interface veth821 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. [ 574.086080][T23094] batman_adv: batadv0: Not using interface veth821 (retrying later): interface not active 14:15:42 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x8100}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:42 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 574.231904][T23106] batman_adv: batadv0: Adding interface: veth823 [ 574.238443][T23106] batman_adv: batadv0: The MTU of interface veth823 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. 14:15:43 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800300) [ 574.307489][T23106] batman_adv: batadv0: Not using interface veth823 (retrying later): interface not active 14:15:43 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) ioctl$sock_FIOGETOWN(r3, 0x8903, &(0x7f0000000240)=0x0) pipe(&(0x7f0000000280)={0xffffffffffffffff}) perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x20, 0x1a, 0x0, 0x8, 0x0, 0x8, 0x80000, 0x2, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0xd851068d, 0x1, @perf_bp={&(0x7f0000000180), 0x4}, 0x2001, 0x6, 0x7f9b, 0x4, 0x3, 0x81, 0x5}, r6, 0x7, r7, 0x8) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) r8 = openat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x910100, 0x80) ioctl$VHOST_GET_VRING_BASE(r8, 0xc008af12, &(0x7f0000000140)) 14:15:43 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0xf000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:43 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:43 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffff3400) 14:15:43 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x8, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x563ab727127aa066, 0x0) ioctl$RTC_ALM_READ(r3, 0x80247008, &(0x7f0000000140)) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) ioctl$SNDRV_CTL_IOCTL_HWDEP_INFO(r5, 0x80dc5521, &(0x7f0000000180)=""/221) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) [ 574.838419][T23123] batman_adv: batadv0: Adding interface: veth825 [ 574.876187][T23123] batman_adv: batadv0: The MTU of interface veth825 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 574.949289][T23123] batman_adv: batadv0: Not using interface veth825 (retrying later): interface not active 14:15:43 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:43 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x1b94e}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 575.214753][T23141] batman_adv: batadv0: Adding interface: veth827 [ 575.233621][T23141] batman_adv: batadv0: The MTU of interface veth827 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:15:44 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) ioctl$sock_FIOGETOWN(r3, 0x8903, &(0x7f0000000240)=0x0) pipe(&(0x7f0000000280)={0xffffffffffffffff}) perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x20, 0x1a, 0x0, 0x8, 0x0, 0x8, 0x80000, 0x2, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0xd851068d, 0x1, @perf_bp={&(0x7f0000000180), 0x4}, 0x2001, 0x6, 0x7f9b, 0x4, 0x3, 0x81, 0x5}, r6, 0x7, r7, 0x8) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) openat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x910100, 0x80) [ 575.316845][T23141] batman_adv: batadv0: Not using interface veth827 (retrying later): interface not active 14:15:44 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800400) [ 575.404626][T23146] __nla_validate_parse: 15 callbacks suppressed [ 575.404636][T23146] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:44 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 575.499359][T23147] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.4'. 14:15:44 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x1b94f}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:44 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffff3480) [ 575.762484][T23160] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 575.848871][T23164] batman_adv: batadv0: Adding interface: veth829 14:15:44 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 575.883539][T23164] batman_adv: batadv0: The MTU of interface veth829 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. [ 575.959122][T23164] batman_adv: batadv0: Interface activated: veth829 14:15:44 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_SET_TIMEOUT(r4, 0xab09, 0xff) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) [ 576.024981][T23160] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:44 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x1b950}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 576.236719][T23174] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:45 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800500) [ 576.409761][T23175] batman_adv: batadv0: Adding interface: veth831 14:15:45 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) ioctl$sock_FIOGETOWN(r3, 0x8903, &(0x7f0000000240)=0x0) pipe(&(0x7f0000000280)={0xffffffffffffffff}) perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x20, 0x1a, 0x0, 0x8, 0x0, 0x8, 0x80000, 0x2, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0xd851068d, 0x1, @perf_bp={&(0x7f0000000180), 0x4}, 0x2001, 0x6, 0x7f9b, 0x4, 0x3, 0x81, 0x5}, r6, 0x7, r7, 0x8) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:15:45 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 576.469116][T23175] batman_adv: batadv0: The MTU of interface veth831 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. [ 576.509076][T23175] batman_adv: batadv0: Not using interface veth831 (retrying later): interface not active [ 576.606895][T23182] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.4'. 14:15:45 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffff8034) [ 576.925383][T23191] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:45 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x800, 0x0) ioctl$GIO_SCRNMAP(r2, 0x4b40, &(0x7f0000000140)=""/224) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r3, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r3, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r3, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:15:45 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x5042a}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:45 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 577.144134][T23200] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 577.224685][T23203] batman_adv: batadv0: Adding interface: veth833 [ 577.242643][T23203] batman_adv: batadv0: The MTU of interface veth833 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. [ 577.307936][T23203] batman_adv: batadv0: Not using interface veth833 (retrying later): interface not active [ 577.347553][T23203] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:46 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800600) 14:15:46 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0xf0ffff}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:46 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) ioctl$sock_FIOGETOWN(r3, 0x8903, &(0x7f0000000240)=0x0) pipe(&(0x7f0000000280)={0xffffffffffffffff}) perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x20, 0x1a, 0x0, 0x8, 0x0, 0x8, 0x80000, 0x2, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0xd851068d, 0x1, @perf_bp={&(0x7f0000000180), 0x4}, 0x2001, 0x6, 0x7f9b, 0x4, 0x3, 0x81, 0x5}, r6, 0x7, r7, 0x8) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) [ 577.516181][T23212] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 577.607546][T23213] batman_adv: batadv0: Adding interface: veth835 [ 577.624639][T23213] batman_adv: batadv0: The MTU of interface veth835 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. 14:15:46 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xfffffffffffffffc) 14:15:46 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 577.739109][T23213] batman_adv: batadv0: Interface activated: veth835 14:15:46 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$PERF_EVENT_IOC_ID(r4, 0x80082407, &(0x7f0000000000)) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) ioctl$FS_IOC_FIEMAP(0xffffffffffffffff, 0xc020660b, &(0x7f0000000140)={0x74, 0x5, 0x4, 0x5, 0xa, [{0x77e8, 0x8, 0x10000, 0x0, 0x0, 0x184}, {0x0, 0xffffffff, 0x1000000000000, 0x0, 0x0, 0x2000}, {0x2, 0x4, 0xfffffffffffffffc, 0x0, 0x0, 0x80}, {0x141f0799, 0x3ff, 0x60, 0x0, 0x0, 0x18a9ce2f47aa5096}, {0x654b3d2, 0x1000000000000, 0x3, 0x0, 0x0, 0x2}, {0x9f23, 0x6, 0x400, 0x0, 0x0, 0x82}, {0x7, 0x0, 0x5, 0x0, 0x0, 0xb8c}, {0x10001, 0x9, 0x6, 0x0, 0x0, 0x203}, {0xc2, 0x1, 0x10001, 0x0, 0x0, 0x480}, {0x7fffffff, 0x0, 0x6}]}) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:15:46 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x1000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:46 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) ioctl$sock_FIOGETOWN(r3, 0x8903, &(0x7f0000000240)=0x0) pipe(&(0x7f0000000280)={0xffffffffffffffff}) perf_event_open(&(0x7f00000001c0)={0x2, 0x70, 0x20, 0x1a, 0x0, 0x8, 0x0, 0x8, 0x80000, 0x2, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0xd851068d, 0x1, @perf_bp={&(0x7f0000000180), 0x4}, 0x2001, 0x6, 0x7f9b, 0x4, 0x3, 0x81, 0x5}, r6, 0x7, r7, 0x8) 14:15:47 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800700) [ 578.340833][T23236] batman_adv: batadv0: Adding interface: veth837 [ 578.368653][T23236] batman_adv: batadv0: The MTU of interface veth837 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:15:47 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 578.429430][T23236] batman_adv: batadv0: Not using interface veth837 (retrying later): interface not active 14:15:47 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x2000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:47 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000000000)="db0315224da002ea2d1ce678aa69", 0xe, 0x0, 0x0, 0x0) 14:15:47 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) ioctl$sock_FIOGETOWN(r3, 0x8903, &(0x7f0000000240)) pipe(&(0x7f0000000280)) [ 578.921736][T23253] batman_adv: batadv0: Adding interface: veth839 [ 578.928145][T23253] batman_adv: batadv0: The MTU of interface veth839 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. 14:15:47 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 579.021378][T23253] batman_adv: batadv0: Not using interface veth839 (retrying later): interface not active 14:15:47 executing program 2: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x200, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x8000}, 0x0, 0xffffffffffffffff, r1, 0x0) r3 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x100000001}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r4 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x40002, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x4, 0x12, r4, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r2, 0x2405, r3) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r2, 0x40042409, 0xffffffffffffffeb) r5 = socket$inet(0x2, 0x4000000000000001, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) bind$inet(r6, &(0x7f0000000180)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r5, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r5, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) r7 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x0, 0x0) r8 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x0, 0x0) r9 = fanotify_init(0x0, 0x0) fanotify_mark(r9, 0x29, 0x48000028, r8, 0x0) fanotify_mark(r9, 0x2, 0x48000028, r7, 0x0) tee(r9, r3, 0x4, 0x8) ioctl$SG_SET_RESERVED_SIZE(r4, 0x2275, &(0x7f0000000140)=0x4) 14:15:47 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x818abc21614c2e92, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0xfffffffe, 0x0, @perf_bp={&(0x7f0000000000), 0x6}, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xa) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:15:48 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800800) 14:15:48 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) openat$cgroup_ro(r4, &(0x7f0000000000)='cpuacct.usage_percpu_user\x00', 0x0, 0x0) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:15:48 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x3000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:48 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) ioctl$sock_FIOGETOWN(r3, 0x8903, &(0x7f0000000240)) [ 579.656181][T23280] batman_adv: batadv0: Adding interface: veth841 [ 579.663655][T23280] batman_adv: batadv0: The MTU of interface veth841 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. [ 579.691590][T23280] batman_adv: batadv0: Not using interface veth841 (retrying later): interface not active 14:15:48 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x4000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:48 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:48 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 580.097795][T23291] batman_adv: batadv0: Adding interface: veth843 [ 580.124783][T23291] batman_adv: batadv0: The MTU of interface veth843 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. 14:15:48 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = openat$proc_capi20ncci(0xffffffffffffff9c, &(0x7f0000000000)='/proc/capi/capi20ncci\x00', 0x400, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) r6 = bpf$PROG_LOAD(0x5, &(0x7f0000001240)={0xe, 0x8, &(0x7f0000000140)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x5}, @initr0={0x18, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x2501}, @map={0x18, 0x1, 0x1, 0x0, r5}, @initr0={0x18, 0x0, 0x0, 0x0, 0xffff, 0x0, 0x0, 0x0, 0x7}], &(0x7f0000000180)='syzkaller\x00', 0x0, 0x1000, &(0x7f00000001c0)=""/4096, 0x41100, 0x0, [], 0x0, 0x15, 0xffffffffffffffff, 0x8, &(0x7f00000011c0)={0x6, 0x3}, 0x8, 0x10, &(0x7f0000001200)={0x3, 0x8, 0x0, 0x5}, 0x10}, 0x70) ioctl$TUNSETFILTEREBPF(r3, 0x800454e1, &(0x7f00000012c0)=r6) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) [ 580.220936][T23291] batman_adv: batadv0: Not using interface veth843 (retrying later): interface not active 14:15:49 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800900) 14:15:49 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:49 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) 14:15:49 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x5000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:49 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}, 0x1, 0x0, 0x0, 0x20000080}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockopt$IP6T_SO_GET_REVISION_MATCH(r3, 0x29, 0x44, &(0x7f0000000000)={'icmp6\x00'}, &(0x7f0000000140)=0x1e) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) ioctl$SIOCGETLINKNAME(r4, 0x89e0, &(0x7f0000000240)={0x2, 0x3}) 14:15:49 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 580.562230][T23314] __nla_validate_parse: 13 callbacks suppressed [ 580.562241][T23314] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 580.762099][T23312] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.4'. 14:15:49 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:49 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 580.965408][T23318] batman_adv: batadv0: Adding interface: veth845 [ 580.979508][T23318] batman_adv: batadv0: The MTU of interface veth845 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 581.063801][T23318] batman_adv: batadv0: Not using interface veth845 (retrying later): interface not active 14:15:49 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) [ 581.156687][T23314] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:49 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:50 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x6000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 581.352202][T23336] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.4'. 14:15:50 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) socket$inet_smc(0x2b, 0x1, 0x0) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_REM(r0, 0x84, 0x65, &(0x7f0000000000)=[@in={0x2, 0x4e20, @empty}, @in6={0xa, 0x4e21, 0x40, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0x25}}, 0x1}], 0x2c) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000140)='/dev/hwrng\x00', 0x210100, 0x0) 14:15:50 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800a00) 14:15:50 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:50 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) r2 = io_uring_setup(0x237, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x0, 0x103}) mmap$IORING_OFF_SQES(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x8, 0x11, r2, 0x10000000) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x8000, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) perf_event_open$cgroup(&(0x7f00000001c0)={0x1, 0x70, 0x5, 0x8, 0x3, 0x3, 0x0, 0x401, 0xe511dd4a2d0728b6, 0x8, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x2, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, @perf_config_ext={0x1ab, 0xffffffffffff8001}, 0x22f, 0xfffffffffffffff8, 0x3, 0x7, 0x8, 0x798999db}, r3, 0xa, r5, 0x4) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r6 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r6, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r6, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r6, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:15:50 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 581.802068][T23343] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 581.893118][T23346] batman_adv: batadv0: Adding interface: veth847 [ 581.929924][T23346] batman_adv: batadv0: The MTU of interface veth847 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. [ 581.959209][T23346] batman_adv: batadv0: Not using interface veth847 (retrying later): interface not active [ 582.014606][T23343] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:50 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:50 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x7000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 582.183892][T23366] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:50 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = socket$netlink(0x10, 0x3, 0x0) socket(0x10, 0x803, 0x0) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) [ 582.285234][T23368] batman_adv: batadv0: Adding interface: veth849 [ 582.328760][T23368] batman_adv: batadv0: The MTU of interface veth849 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. 14:15:51 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800b00) [ 582.429158][T23368] batman_adv: batadv0: Not using interface veth849 (retrying later): interface not active [ 582.447699][T23371] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.4'. 14:15:51 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) prctl$PR_GET_ENDIAN(0x13, &(0x7f0000000000)) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000140)='/dev/mixer\x00', 0x5040, 0x0) setsockopt$inet_mtu(r2, 0x0, 0xa, &(0x7f0000000180)=0xa, 0x4) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r3, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) ioctl$CAPI_GET_MANUFACTURER(r5, 0xc0044306, &(0x7f00000001c0)) sendto$inet(r3, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000200)='/dev/hwrng\x00', 0x200a0, 0x0) sendto$inet(r3, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:15:51 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:51 executing program 2: write$RDMA_USER_CM_CMD_REJECT(0xffffffffffffffff, &(0x7f0000000140)={0x9, 0x108, 0xfa00, {0xffffffffffffffff, 0x0, "7083b3", "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"}}, 0x110) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @remote}, 0xfffffffffffffe31) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) [ 582.832348][T23378] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:51 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0xa000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 582.993972][T23391] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 583.118325][T23392] batman_adv: batadv0: Adding interface: veth851 14:15:51 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$USBDEVFS_RELEASE_PORT(r2, 0x80045519, &(0x7f0000000000)=0x7f) r3 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r3, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r4 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r4, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r4, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r4, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) [ 583.162003][T23392] batman_adv: batadv0: The MTU of interface veth851 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. 14:15:52 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 583.277168][T23392] batman_adv: batadv0: Not using interface veth851 (retrying later): interface not active 14:15:52 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) 14:15:52 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0xc000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:52 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800c00) 14:15:52 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:52 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) r2 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x603000, 0x0) ioctl$EVIOCGKEY(r2, 0x80404518, &(0x7f0000000140)=""/124) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r3, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r3, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r3, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) [ 583.903462][T23411] batman_adv: batadv0: Adding interface: veth853 [ 584.008102][T23411] batman_adv: batadv0: The MTU of interface veth853 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. 14:15:52 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 584.189619][T23411] batman_adv: batadv0: Not using interface veth853 (retrying later): interface not active 14:15:53 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0xe000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:53 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) openat$cgroup_ro(r4, &(0x7f0000000240)='cpuacct.usage_user\x00', 0x0, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) r5 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r6 = accept4$unix(r5, &(0x7f0000000140), &(0x7f0000000000)=0x6e, 0x80800) flock(r6, 0x8) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) [ 584.480373][T23429] batman_adv: batadv0: Adding interface: veth855 14:15:53 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800d00) 14:15:53 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) [ 584.509395][T23429] batman_adv: batadv0: The MTU of interface veth855 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 584.559118][T23429] batman_adv: batadv0: Not using interface veth855 (retrying later): interface not active 14:15:53 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:53 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x10000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:53 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) [ 585.000822][T23445] batman_adv: batadv0: Adding interface: veth857 [ 585.025121][T23445] batman_adv: batadv0: The MTU of interface veth857 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. [ 585.157570][T23445] batman_adv: batadv0: Not using interface veth857 (retrying later): interface not active 14:15:54 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x10, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:54 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) recvfrom$packet(0xffffffffffffffff, &(0x7f0000000000)=""/19, 0x13, 0x20022100, 0x0, 0x0) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:15:54 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) 14:15:54 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x20000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:54 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0xa}, 0x0, 0x0, 0x100000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$CAPI_NCCI_OPENCOUNT(r3, 0x80044326, &(0x7f0000000340)=0xdc24) r4 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r4, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r5 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r5, 0x40086602, 0x400007) r6 = gettid() perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r6, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000002c0)={0xffffffffffffffff, 0xc0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f00000000c0), 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000180)=0x4, 0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)=0x5}}, 0x10) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000300)={r6, 0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000080)='\x00', r7}, 0x30) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000180)={0xffffffffffffffff, r5, 0x0, 0xe, &(0x7f0000000140)='memory.events\x00', r7}, 0x30) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000140)={0x0, r0, 0x0, 0xb, &(0x7f0000000000)='useruser$\'\x00', r7}, 0x30) capset(&(0x7f0000000180)={0xce7b08a454edd3c3, r8}, &(0x7f00000001c0)={0x10001, 0x2, 0x1, 0x8, 0x1, 0x1355}) sendto$inet(r4, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r4, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:15:54 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800e00) [ 585.579382][T23464] batman_adv: batadv0: Adding interface: veth859 14:15:54 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x10, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 585.629101][T23464] batman_adv: batadv0: The MTU of interface veth859 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. 14:15:54 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) socket$inet(0x2, 0x4000000000000001, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) [ 585.779176][T23464] batman_adv: batadv0: Not using interface veth859 (retrying later): interface not active 14:15:54 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x10, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 585.850426][T23472] __nla_validate_parse: 9 callbacks suppressed [ 585.850472][T23472] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.4'. 14:15:54 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:54 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x2a040500}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 586.199348][T23474] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:55 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:15:55 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 586.324429][T23487] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 586.489503][T23489] batman_adv: batadv0: Adding interface: veth861 14:15:55 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00800f00) 14:15:55 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 586.620166][T23489] batman_adv: batadv0: The MTU of interface veth861 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 586.679062][T23489] batman_adv: batadv0: Not using interface veth861 (retrying later): interface not active 14:15:55 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) [ 586.867298][T23489] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 586.886521][T23504] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.4'. 14:15:55 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x3f000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:55 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(0xffffffffffffffff, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:55 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r4 = socket(0xa, 0x1, 0x0) close(r4) sendmmsg$inet_sctp(r4, &(0x7f0000002cc0)=[{0x0, 0x0, 0x0, 0x0, &(0x7f00000016c0)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4}}], 0x20}], 0x1, 0x0) r5 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f00000001c0)={0x1, [0x0]}, &(0x7f00000000c0)=0xfe10) setsockopt$inet_sctp_SCTP_CONTEXT(r4, 0x84, 0x18, &(0x7f0000000000)={r6}, 0x8) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r3, 0x84, 0x6, &(0x7f0000000780)={r6, @in6={{0xa, 0x4e22, 0x6, @mcast1, 0x800}}}, &(0x7f0000000840)=0x84) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) r7 = openat$null(0xffffffffffffff9c, &(0x7f0000000000)='/dev/null\x00', 0x44, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x18, 0xfa00, {0x2, &(0x7f0000000140)={0xffffffffffffffff}, 0x13f}}, 0x20) write$binfmt_elf32(0xffffffffffffffff, &(0x7f0000000200)={{0x7f, 0x45, 0x4c, 0x46, 0x7, 0x20, 0x6, 0x80, 0x2, 0x3, 0x3, 0x4, 0x172, 0x38, 0xc6, 0x7ff, 0x9, 0x20, 0x1, 0x1ff, 0x5}, [{0x7, 0xd8be, 0xff, 0x9629, 0x7, 0x4, 0x1}], "172b40028aab51b1548bc23385956b", [[], [], [], [], []]}, 0x567) write$RDMA_USER_CM_CMD_BIND_IP(r7, &(0x7f00000001c0)={0x2, 0x28, 0xfa00, {0x0, {0xa, 0x4e22, 0x7fffffff, @loopback, 0x79492b41}, r8}}, 0x30) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) [ 587.181928][T23510] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 587.290108][T23513] batman_adv: batadv0: Adding interface: veth863 [ 587.320088][T23513] batman_adv: batadv0: The MTU of interface veth863 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. [ 587.420079][T23513] batman_adv: batadv0: Not using interface veth863 (retrying later): interface not active 14:15:56 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(0xffffffffffffffff, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 587.466880][T23506] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:56 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x40000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:56 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00801000) 14:15:56 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) [ 587.696742][T23520] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 587.856985][T23525] batman_adv: batadv0: Adding interface: veth865 14:15:56 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0xfffffffffffffffe}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) getsockopt$SO_TIMESTAMP(r2, 0x1, 0x40, &(0x7f0000000140), &(0x7f0000000180)=0x4) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r5 = socket$inet(0x2, 0x4000000000000001, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = dup(r6) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) ioctl$VFIO_IOMMU_UNMAP_DMA(r7, 0x3b72, &(0x7f0000000000)={0x20, 0x1, 0x8000, 0x6, 0x100000000}) bind$inet(r5, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r5, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r5, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) [ 587.889020][T23525] batman_adv: batadv0: The MTU of interface veth865 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 587.939389][T23525] batman_adv: batadv0: Not using interface veth865 (retrying later): interface not active [ 587.962485][T23526] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.4'. 14:15:56 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(0xffffffffffffffff, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:57 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x48000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 588.352271][T23532] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:57 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00801100) [ 588.607554][T23542] batman_adv: batadv0: Adding interface: veth867 [ 588.649123][T23542] batman_adv: batadv0: The MTU of interface veth867 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:15:57 executing program 4: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) 14:15:57 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 588.767025][T23542] batman_adv: batadv0: Not using interface veth867 (retrying later): interface not active 14:15:57 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x4c000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:57 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:15:58 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 589.437242][T23557] batman_adv: batadv0: Adding interface: veth869 [ 589.477851][T23557] batman_adv: batadv0: The MTU of interface veth869 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. [ 589.540235][T23557] batman_adv: batadv0: Not using interface veth869 (retrying later): interface not active 14:15:58 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00801200) 14:15:58 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x4eb90100}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 589.815056][T23567] batman_adv: batadv0: Adding interface: veth871 14:15:58 executing program 4: perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r0, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) [ 589.848838][T23567] batman_adv: batadv0: The MTU of interface veth871 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. 14:15:58 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 589.936304][T23567] batman_adv: batadv0: Not using interface veth871 (retrying later): interface not active 14:15:59 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0xfe, 0x0, 0x0, 0x0, 0x1, 0x10000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x1ec08}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x0, 0x0) r4 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x0, 0x0) r5 = fanotify_init(0x0, 0x0) fanotify_mark(r5, 0x29, 0x48000028, r4, 0x0) fanotify_mark(r5, 0x2, 0x48000028, r3, 0x0) sync_file_range(r3, 0x3, 0x8, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = dup(r6) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r7, 0x40042409, 0x1) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) ioctl$BLKFRASET(r7, 0x1264, &(0x7f0000000000)=0xaf) 14:15:59 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x4fb90100}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:59 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(0xffffffffffffffff, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:15:59 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff00801300) [ 590.595578][T23587] batman_adv: batadv0: Adding interface: veth873 [ 590.659176][T23587] batman_adv: batadv0: The MTU of interface veth873 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. [ 590.709419][T23587] batman_adv: batadv0: Not using interface veth873 (retrying later): interface not active 14:15:59 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x50b90100}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:15:59 executing program 4: perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) [ 590.864092][T23592] __nla_validate_parse: 12 callbacks suppressed [ 590.864104][T23592] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:15:59 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(0xffffffffffffffff, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 591.020056][T23594] batman_adv: batadv0: Adding interface: veth875 [ 591.063267][T23594] batman_adv: batadv0: The MTU of interface veth875 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. [ 591.169202][T23594] batman_adv: batadv0: Not using interface veth875 (retrying later): interface not active [ 591.193185][T23596] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.4'. 14:16:00 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0xfffffffc, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x2) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) setsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x45, &(0x7f0000000140)="768dcb03a85eff3ed04e7144995c7494c6ae183cdb82edee96abf784e2acc417f8363b502b6407a5baf817b2be1f9d8f487934c760d55ce1b2c5e5bee52a08f2f05125963519c7a5f19b2e40a3d513f770f0f66c3fc67df59e0c7975f3fceae597053e174b5f08cc6d383f90bea3d3619b87ce001142c46e6833c6be32e9273ba6b6e0033a23117159595c3fd5460e0496004d2b0ca2b8457c18a8ba9014229e89f7173967d843407da5560be780e67293cf05639fe743034b4d235e272cb6059cd0b29d3c0e74cc9b24d9f880d4f4f58a67e2c5b8971cc174", 0xd9) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) socket$inet6_sctp(0xa, 0x1, 0x84) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) r3 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x0, 0x0) r4 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x0, 0x0) r5 = fanotify_init(0x0, 0x0) fanotify_mark(r5, 0x29, 0x48000028, r4, 0x0) fanotify_mark(r5, 0x2, 0x48000028, r3, 0x0) ioctl$EXT4_IOC_SWAP_BOOT(r5, 0x6611) 14:16:00 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff01000000) 14:16:00 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(0xffffffffffffffff, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 591.542256][T23592] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:16:00 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x60000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 591.718467][T23614] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 591.808445][T23615] batman_adv: batadv0: Adding interface: veth877 14:16:00 executing program 4: perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) [ 591.834563][T23615] batman_adv: batadv0: The MTU of interface veth877 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 591.966361][T23615] batman_adv: batadv0: Not using interface veth877 (retrying later): interface not active [ 591.996568][T23618] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.4'. 14:16:00 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x0) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:16:01 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x5, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x400100, 0x0) ioctl$PERF_EVENT_IOC_SET_BPF(r4, 0x40042408, r5) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:16:01 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$radio(&(0x7f0000000000)='/dev/radio#\x00', 0x1, 0x2) ioctl$KVM_ENABLE_CAP_CPU(r1, 0x4068aea3, &(0x7f00000001c0)={0x7b, 0x0, [0x0, 0x80000001, 0x1, 0x2]}) r2 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r2, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r2) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r3, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r4 = socket$inet_sctp(0x2, 0x4, 0x84) setsockopt$IP_VS_SO_SET_EDITDEST(r4, 0x0, 0x489, &(0x7f0000000140)={{0x3c, @rand_addr=0x1, 0x4e21, 0x4, 'lblc\x00', 0x20, 0x6, 0x5d}, {@empty, 0x4e22, 0x4, 0x7fff, 0xc7, 0x8001}}, 0x44) sendto$inet(r3, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r3, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) r5 = pkey_alloc(0x0, 0x76c85d4d84ab568a) pkey_mprotect(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x0, r5) [ 592.401681][T23619] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:16:01 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x0) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:16:01 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000001200)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) r6 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) setsockopt$inet6_tcp_TLS_RX(r6, 0x6, 0x2, &(0x7f00000011c0)=@gcm_256={{0x304}, "08a76d81ca2dcf41", "88ae6a85b2e4753bba8111298dd591d808a221b081f1d63d74b541ca75f778d4", "381b7343", "1f3b8a853809bcaf"}, 0x38) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) ioctl$NS_GET_OWNER_UID(r5, 0xb704, &(0x7f0000001180)) bind(r5, &(0x7f0000001240)=@alg={0x26, 'rng\x00', 0x0, 0x0, 'drbg_nopr_hmac_sha384\x00'}, 0x80) readv(0xffffffffffffffff, &(0x7f0000001140)=[{&(0x7f0000000140)=""/4096, 0x1000}], 0x1) r7 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) write$USERIO_CMD_SEND_INTERRUPT(r7, &(0x7f0000000000)={0x2, 0x80}, 0x2) 14:16:01 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x65580000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:16:01 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffff3f000000) [ 592.596107][T23641] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:16:01 executing program 4: perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) [ 592.747842][T23643] batman_adv: batadv0: Adding interface: veth879 [ 592.774844][T23643] batman_adv: batadv0: The MTU of interface veth879 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 592.802933][T23643] batman_adv: batadv0: Not using interface veth879 (retrying later): interface not active [ 592.815077][T23648] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.4'. 14:16:01 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0x0) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 593.015407][T23650] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:16:01 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x68000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 593.190824][T23659] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:16:02 executing program 3: r0 = syz_open_dev$vbi(&(0x7f0000000140)='/dev/vbi#\x00', 0x1, 0x2) ioctl$sock_inet_SIOCSIFBRDADDR(r0, 0x891a, &(0x7f0000000180)={'gre0\x00', {0x2, 0x4e20, @initdev={0xac, 0x1e, 0x1, 0x0}}}) r1 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r2, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r1, 0x2405, r2) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r1, 0x40042409, 0xffffffffffffffeb) eventfd2(0x2, 0x800) ioctl$int_out(r2, 0xa8c0, &(0x7f0000000000)) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r3, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r3, 0x0, 0xfffffffffffffd10, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0xfffffffffffffff8) sendto$inet(r3, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) [ 593.310247][T23660] batman_adv: batadv0: Adding interface: veth881 [ 593.316729][T23660] batman_adv: batadv0: The MTU of interface veth881 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. 14:16:02 executing program 4: perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) [ 593.364684][T23660] batman_adv: batadv0: Not using interface veth881 (retrying later): interface not active 14:16:02 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$BLKSECTGET(r3, 0x1267, &(0x7f0000000000)) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) setsockopt$inet6_MRT6_DEL_MFC(r4, 0x29, 0xcd, &(0x7f0000000140)={{0xa, 0x4e23, 0xe8, @loopback, 0x3}, {0xa, 0x4e24, 0x6, @ipv4={[], [], @loopback}, 0x4}, 0x1, [0x6, 0x0, 0xfffffffc, 0xff, 0x3, 0x44, 0x7, 0x4]}, 0x5c) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r5 = socket$netlink(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r7, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) r8 = socket$netlink(0x10, 0x3, 0x0) r9 = socket$netlink(0x10, 0x3, 0x0) r10 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r10, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r10, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r9, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r11, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r8, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r11, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) sendmsg(r5, &(0x7f0000000540)={&(0x7f0000000240)=@hci={0x1f, r11, 0x1}, 0x80, &(0x7f0000000300)=[{&(0x7f00000002c0)="1a6e0ca653314c847c203349a642db9e937a3592ef8f4fe17a4485caf84b7c4cd651b5bfa80076a5a6cd5e7f", 0x2c}], 0x1, &(0x7f0000000340)=[{0xc0, 0x104, 0x1, "3d83546102d596602ed85c0646df25d491e244699b790862653b41e7f0e80e5a3ec5365116f4f60c22e932ab160ca963a4a4272ae3de5eb0bde3bd3b10a4cfe0e900e97c248dcb5d9758ccf95a342aa41223a690231f951ff5f649bc752f20ccbac9c86e72de56282bb1fef3705c808a57e14404b8d98aeff82b20aaa499ad77479e6c6858617274f520bee8b2e134e04b8a58bdd6caaeb76510f190eb3aafba4948cf6770e54658b0f629881fcd8975"}, {0x60, 0x116, 0xffffffe0, "23c3110acd1395a77055d32cae415a78f9e88cbd3645109758c47c0171da8ab2f507ce3afc95b4fdf80d9c6a0e31554962caab24dfc1338867d986efdaf6040c9d1c72cff14046421454c40531856d"}, {0xc8, 0x61, 0x7, "0d9aeee3470e0752d56aba2736127507ae9659cfa9a9ba1ab79943634d7e2834cd646089e0df7ed3279de06aca9472b49b0bf49f03207f7db53a4919fedfd5db6d42d7d30fbfe733a757bd1caa8961f5c13f5d14d1ca3bb7891a127b1dacc0232b6939182c92ed96d8cab28e98c3a4f29cad96aad5c47e043dd3414c610ee97096197e13e39f8e2429b0bba357bf87d387418b954089f2fa2cabbab204e294ff2732568116cf28125e841ab6bdd64e49ac"}], 0x1e8}, 0x1) r12 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r12, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r12, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r12, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:16:02 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xfffffffffcffffff) 14:16:02 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x6c000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:16:02 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x0, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:16:02 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MRT6_DEL_MFC(r0, 0x29, 0xcd, &(0x7f0000000180)={{0xa, 0x4e24, 0x3, @remote, 0x62a}, {0xa, 0x4e22, 0x6, @empty}, 0xbd, [0x7762, 0x6, 0x4, 0xffffff7f, 0x1, 0x8000, 0x9, 0x8001]}, 0x5c) r1 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r2, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r1, 0x2405, r2) r3 = creat(&(0x7f0000000000)='./file0\x00', 0xd8e270f0849fff4c) ioctl$USBDEVFS_CLAIM_PORT(r3, 0x80045518, &(0x7f0000000140)=0x10001) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r1, 0x40042409, 0xffffffffffffffeb) r4 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r4, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r4, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r4, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:16:02 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x0, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 594.061229][T23681] batman_adv: batadv0: Adding interface: veth883 [ 594.068664][T23681] batman_adv: batadv0: The MTU of interface veth883 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 594.096519][T23681] batman_adv: batadv0: Not using interface veth883 (retrying later): interface not active 14:16:02 executing program 4: perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) 14:16:02 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x0, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:16:02 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x74000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 594.377011][T23706] batman_adv: batadv0: Adding interface: veth885 [ 594.388278][T23706] batman_adv: batadv0: The MTU of interface veth885 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 14:16:03 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffff0034) 14:16:03 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 594.428444][T23706] batman_adv: batadv0: Not using interface veth885 (retrying later): interface not active 14:16:03 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x7a000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:16:03 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) 14:16:03 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0xfffffffffffffedd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0xfffffffffffffffc}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f0000000000)={0x2, 0x4e23, @broadcast}, 0xfc70) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) dup(r3) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000080)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r4, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000001900)={0xc0, r5, 0x1, 0x0, 0x0, {0x4}, [@TIPC_NLA_BEARER={0xac, 0x1, [@TIPC_NLA_BEARER_NAME={0xa8, 0x1, @l2={'kb\xb3!\x1a\x1aH;S\x93\x0f\xa5\xe1\xdf\xce\x7f\xcc\xcc\xe2%9w\x12\xa8\x1b i)(\xbaU\xff%\x87\x91G}\xe4\xca~\xd6\"\xab\'.\x80c\xf2\x16\xfc^\x9a\xc3\x93\x98\x17\xd4\x06\xc7\xbd\xfe\x0f\xc3\xbe{\x12\xbf\xd5 \x13Xi\xe33\xa3\x99\x1a\xf9\xff\xe2f\xe9Y\xf5v\'\xd2\xf3\x04g\\\xd0+r\xdcM\xf7E\x1b5U8;\xd9\xf9K\xbb\xbf\x00\xf6b\x02))K\xcb\x8b\x05=\xf0i\x18\xda\xb4?Dw\xc3o\x95\xd4*\xe4\xae;\xffC,\x81\xa5\xc9\xe9\x02\bDV\x90fqm-{Br\xc1:', 0x3a, 'bcsf0\x00'}}]}]}, 0xc0}}, 0x0) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x0, 0x0) r8 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x0, 0x0) r9 = fanotify_init(0x0, 0x0) fanotify_mark(r9, 0x29, 0x48000028, r8, 0x0) fanotify_mark(r9, 0x2, 0x48000028, r7, 0x0) ioctl$int_out(r9, 0x5460, &(0x7f00000005c0)) ioctl$KDSIGACCEPT(0xffffffffffffffff, 0x4b4e, 0x1) r10 = socket$netlink(0x10, 0x3, 0x0) r11 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r11, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r11, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r10, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r12, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r6, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r12, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r13 = syz_genetlink_get_family_id$tipc2(&(0x7f00000002c0)='TIPCv2\x00') ioctl$FS_IOC_RESVSP(r3, 0x40305828, &(0x7f0000000580)={0x0, 0x3, 0x2, 0xfffffffffffffffc}) sendmsg$TIPC_NL_BEARER_SET(r6, &(0x7f0000000540)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000500)={&(0x7f0000000300)={0x1c8, r13, 0x200, 0x70bd2a, 0x25dfdbfe, {}, [@TIPC_NLA_MEDIA={0xd0, 0x5, [@TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'udp\x00'}, @TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'ib\x00'}, @TIPC_NLA_MEDIA_PROP={0x34, 0x2, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0xfffffffb}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x6d95}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x9}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x5}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x2}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x6}]}, @TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'eth\x00'}, @TIPC_NLA_MEDIA_PROP={0x4c, 0x2, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0xe268cee3}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x20}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x20}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x3}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x3}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x3}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x10}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x20}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x9}]}, @TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'eth\x00'}, @TIPC_NLA_MEDIA_PROP={0x24, 0x2, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x5}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x20}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1e}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x7}]}, @TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'ib\x00'}]}, @TIPC_NLA_MON={0x24, 0x9, [@TIPC_NLA_MON_REF={0x8}, @TIPC_NLA_MON_REF={0x8, 0x2, 0xf6c}, @TIPC_NLA_MON_REF={0x8, 0x2, 0x973d}, @TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0x9}]}, @TIPC_NLA_SOCK={0x44, 0x2, [@TIPC_NLA_SOCK_REF={0x8, 0x2, 0x7}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x4}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x800}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x10000}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x3}, @TIPC_NLA_SOCK_ADDR={0xffffffffffffff11, 0x1, 0x4}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}]}, @TIPC_NLA_SOCK={0x14, 0x2, [@TIPC_NLA_SOCK_ADDR={0x8}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x3}]}, @TIPC_NLA_SOCK={0x8, 0x2, [@TIPC_NLA_SOCK_HAS_PUBL={0x4}]}, @TIPC_NLA_MON={0x4c, 0x9, [@TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0x7ff}, @TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0x2}, @TIPC_NLA_MON_REF={0x8, 0x2, 0x1}, @TIPC_NLA_MON_REF={0x8, 0x2, 0x9}, @TIPC_NLA_MON_REF={0x8, 0x2, 0x4}, @TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0x6}, @TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0x800}, @TIPC_NLA_MON_REF={0x8, 0x2, 0x1}, @TIPC_NLA_MON_REF={0x8, 0x2, 0x4b}]}, @TIPC_NLA_MON={0x14, 0x9, [@TIPC_NLA_MON_REF={0x8, 0x2, 0x3f}, @TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0x7}]}]}, 0x1c8}, 0x1, 0x0, 0x0, 0x808}, 0x4040010) 14:16:03 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:16:03 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) r3 = syz_open_dev$dspn(0xfffffffffffffffd, 0x2e818bd0, 0x1) write$FUSE_INIT(r3, &(0x7f0000000140)={0x50, 0x0, 0x8, {0x7, 0x1f, 0x6, 0x3, 0x3f, 0x81, 0x3ff, 0xab2}}, 0x50) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:16:03 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(0xffffffffffffffff, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 595.131584][T23726] batman_adv: batadv0: Adding interface: veth887 [ 595.138187][T23726] batman_adv: batadv0: The MTU of interface veth887 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 595.169626][T23726] batman_adv: batadv0: Not using interface veth887 (retrying later): interface not active [ 595.193217][T23728] batman_adv: batadv0: Adding interface: veth37 [ 595.200247][T23728] batman_adv: batadv0: The MTU of interface veth37 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 595.229352][T23728] batman_adv: batadv0: Interface activated: veth37 14:16:04 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x81000000}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:16:04 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffff3400) 14:16:04 executing program 4: perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) 14:16:04 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:16:04 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000340)={0x0, 0x0, 0x0}, &(0x7f0000000380)=0xc) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0, 0x0}, 0x0) lstat(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) fsetxattr$system_posix_acl(r1, &(0x7f0000000180)='system.posix_acl_default\x00', &(0x7f0000000500)={{}, {}, [], {0x4, 0x3}, [{0x8, 0xc, r2}, {0x8, 0x4}, {0x8, 0x4, r3}, {0x8, 0x6, r4}], {}, {0x20, 0x7}}, 0x44, 0x0) lstat(&(0x7f0000000240)='./file0\x00', &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) stat(&(0x7f0000000300)='./file0\x00', &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setgroups(0x4, &(0x7f00000003c0)=[r2, r5, r6, 0xee00]) r7 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r7, 0x0) prctl$PR_SET_MM(0x23, 0x0, &(0x7f0000ffe000/0x2000)=nil) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r7) r8 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x0, 0x0) r9 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x0, 0x0) openat$vicodec1(0xffffffffffffff9c, &(0x7f0000000200)='/dev/video37\x00', 0x2, 0x0) r10 = fanotify_init(0x0, 0x0) fanotify_mark(r10, 0x29, 0x48000028, r9, 0x0) fanotify_mark(r10, 0x2, 0x48000028, r8, 0x0) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) ppoll(&(0x7f0000000000)=[{r8, 0xa}, {r0, 0x1000}, {0xffffffffffffffff, 0x8000}], 0x3, &(0x7f0000000180)={r11, r12+30000000}, &(0x7f00000001c0)={0x2}, 0x8) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffe7) r13 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r13, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r13, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r13, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) [ 595.690534][T23748] batman_adv: batadv0: Adding interface: veth889 [ 595.696928][T23748] batman_adv: batadv0: The MTU of interface veth889 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. 14:16:04 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 595.750484][T23748] batman_adv: batadv0: Not using interface veth889 (retrying later): interface not active 14:16:04 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x88a8ffff}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:16:04 executing program 4: perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) [ 595.994752][T23761] __nla_validate_parse: 17 callbacks suppressed [ 595.994764][T23761] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:16:04 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) r3 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0x8, 0x204083) r4 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_NET_GET(r3, &(0x7f0000000240)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, r4, 0x100, 0x70bd29, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x40}, 0x80) 14:16:04 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, 0x0, 0x0) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 596.123527][T23764] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.4'. [ 596.331465][T23765] batman_adv: batadv0: Adding interface: veth891 [ 596.337885][T23765] batman_adv: batadv0: The MTU of interface veth891 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 596.375013][T23776] [ 596.377384][T23776] ====================================================== [ 596.384393][T23776] WARNING: possible circular locking dependency detected [ 596.391498][T23776] 5.4.0-rc6-next-20191105 #0 Not tainted [ 596.397303][T23776] ------------------------------------------------------ [ 596.404355][T23776] syz-executor.2/23776 is trying to acquire lock: [ 596.410773][T23776] ffffffff88f61d10 (cpu_hotplug_lock.rw_sem){++++}, at: static_key_slow_dec+0x54/0xa0 [ 596.420331][T23765] batman_adv: batadv0: Interface activated: veth891 [ 596.421369][T23776] 14:16:05 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffff3480) 14:16:05 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x0, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 596.421369][T23776] but task is already holding lock: [ 596.421376][T23776] ffff8880942ad058 (&mm->mmap_sem#2){++++}, at: vm_mmap_pgoff+0x173/0x230 [ 596.421415][T23776] [ 596.421415][T23776] which lock already depends on the new lock. [ 596.421415][T23776] [ 596.454488][T23776] [ 596.454488][T23776] the existing dependency chain (in reverse order) is: [ 596.463606][T23776] [ 596.463606][T23776] -> #2 (&mm->mmap_sem#2){++++}: [ 596.470825][T23776] down_write+0x93/0x150 [ 596.475718][T23776] mpol_rebind_mm+0x25/0xd0 [ 596.481275][T23776] cpuset_attach+0x226/0x420 [ 596.486489][T23776] cgroup_migrate_execute+0xc56/0x1350 [ 596.492591][T23776] cgroup_migrate+0x14a/0x1f0 [ 596.497800][T23776] cgroup_attach_task+0x57c/0x8e0 [ 596.503357][T23776] __cgroup1_procs_write.constprop.0+0x3dd/0x4d0 [ 596.510240][T23776] cgroup1_procs_write+0x2b/0x40 [ 596.515790][T23776] cgroup_file_write+0x241/0x790 [ 596.521341][T23776] kernfs_fop_write+0x270/0x4a0 [ 596.526718][T23776] __vfs_write+0x8a/0x110 [ 596.531681][T23776] vfs_write+0x268/0x5d0 [ 596.536465][T23776] ksys_write+0x14f/0x290 [ 596.541318][T23776] __x64_sys_write+0x73/0xb0 [ 596.546436][T23776] do_syscall_64+0xfa/0x760 [ 596.551463][T23776] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 596.558212][T23776] [ 596.558212][T23776] -> #1 (&cpuset_rwsem){++++}: [ 596.565159][T23776] cpuset_read_lock+0x3e/0x150 [ 596.570451][T23776] __sched_setscheduler+0xc86/0x22b0 [ 596.576257][T23776] _sched_setscheduler+0x10a/0x1b0 14:16:05 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x0, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 596.581994][T23776] sched_setscheduler_nocheck+0xb/0x10 [ 596.589023][T23776] __kthread_create_on_node+0x32a/0x460 [ 596.595093][T23776] kthread_create_on_node+0xbb/0xf0 [ 596.600904][T23776] create_worker+0x25c/0x570 [ 596.606204][T23776] workqueue_prepare_cpu+0xa1/0x100 [ 596.612079][T23776] cpuhp_invoke_callback+0x21a/0x1c60 [ 596.617972][T23776] _cpu_up+0x289/0x550 [ 596.622593][T23776] do_cpu_up+0x171/0x190 [ 596.627362][T23776] cpu_up+0x1b/0x20 [ 596.631811][T23776] smp_init+0x248/0x261 [ 596.636760][T23776] kernel_init_freeable+0x334/0x5b9 [ 596.642781][T23776] kernel_init+0x12/0x1bf [ 596.647651][T23776] ret_from_fork+0x24/0x30 [ 596.652579][T23776] [ 596.652579][T23776] -> #0 (cpu_hotplug_lock.rw_sem){++++}: [ 596.660433][T23776] __lock_acquire+0x2596/0x4a00 [ 596.665809][T23776] lock_acquire+0x190/0x410 [ 596.670836][T23776] cpus_read_lock+0x3e/0x150 [ 596.675944][T23776] static_key_slow_dec+0x54/0xa0 [ 596.681399][T23776] sw_perf_event_destroy+0x8b/0x140 [ 596.687117][T23776] _free_event+0x35c/0x13b0 [ 596.692140][T23776] put_event+0x47/0x60 [ 596.697876][T23776] perf_mmap_close+0x580/0xf50 [ 596.703626][T23776] remove_vma+0xb2/0x180 [ 596.708388][T23776] __do_munmap+0x7b0/0x10f0 [ 596.713503][T23776] mmap_region+0x227/0x1760 [ 596.718523][T23776] do_mmap+0x837/0x1190 [ 596.723286][T23776] vm_mmap_pgoff+0x1c5/0x230 [ 596.728483][T23776] ksys_mmap_pgoff+0x4aa/0x630 14:16:05 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x0, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 596.733830][T23776] __x64_sys_mmap+0xe9/0x1b0 [ 596.739031][T23776] do_syscall_64+0xfa/0x760 [ 596.744051][T23776] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 596.750626][T23776] [ 596.750626][T23776] other info that might help us debug this: [ 596.750626][T23776] [ 596.760946][T23776] Chain exists of: [ 596.760946][T23776] cpu_hotplug_lock.rw_sem --> &cpuset_rwsem --> &mm->mmap_sem#2 [ 596.760946][T23776] [ 596.772308][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 596.774589][T23776] Possible unsafe locking scenario: [ 596.774589][T23776] [ 596.789263][T23776] CPU0 CPU1 [ 596.790370][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 596.794676][T23776] ---- ---- [ 596.794679][T23776] lock(&mm->mmap_sem#2); [ 596.794692][T23776] lock(&cpuset_rwsem); [ 596.794700][T23776] lock(&mm->mmap_sem#2); [ 596.794709][T23776] lock(cpu_hotplug_lock.rw_sem); [ 596.794718][T23776] [ 596.794718][T23776] *** DEADLOCK *** [ 596.794718][T23776] [ 596.794725][T23776] 1 lock held by syz-executor.2/23776: [ 596.794735][T23776] #0: ffff8880942ad058 (&mm->mmap_sem#2){++++}, at: vm_mmap_pgoff+0x173/0x230 [ 596.857238][T23776] [ 596.857238][T23776] stack backtrace: [ 596.863314][T23776] CPU: 1 PID: 23776 Comm: syz-executor.2 Not tainted 5.4.0-rc6-next-20191105 #0 [ 596.872329][T23776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 596.882382][T23776] Call Trace: [ 596.885679][T23776] dump_stack+0x197/0x210 [ 596.890050][T23776] print_circular_bug.isra.0.cold+0x163/0x172 [ 596.896230][T23776] check_noncircular+0x32e/0x3e0 [ 596.901256][T23776] ? print_circular_bug.isra.0+0x230/0x230 [ 596.907150][T23776] ? alloc_list_entry+0xc0/0xc0 [ 596.912086][T23776] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 596.918417][T23776] ? find_first_zero_bit+0x9a/0xc0 [ 596.923528][T23776] __lock_acquire+0x2596/0x4a00 [ 596.928489][T23776] ? mark_held_locks+0xf0/0xf0 14:16:05 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 596.933464][T23776] lock_acquire+0x190/0x410 [ 596.938085][T23776] ? static_key_slow_dec+0x54/0xa0 [ 596.943223][T23776] ? swevent_hlist_put_cpu+0x1d0/0x1d0 [ 596.948682][T23776] cpus_read_lock+0x3e/0x150 [ 596.953278][T23776] ? static_key_slow_dec+0x54/0xa0 [ 596.958398][T23776] static_key_slow_dec+0x54/0xa0 [ 596.963350][T23776] sw_perf_event_destroy+0x8b/0x140 [ 596.968560][T23776] ? swevent_hlist_put_cpu+0x1d0/0x1d0 [ 596.974113][T23776] _free_event+0x35c/0x13b0 [ 596.978655][T23776] ? ring_buffer_attach+0x650/0x650 [ 596.983881][T23776] ? ring_buffer_attach+0x2d8/0x650 [ 596.983997][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 596.989184][T23776] put_event+0x47/0x60 [ 596.989196][T23776] perf_mmap_close+0x580/0xf50 [ 596.989211][T23776] ? perf_compat_ioctl+0xa0/0xa0 [ 596.989231][T23776] ? ___might_sleep+0x163/0x2c0 [ 597.015258][T23776] ? __might_sleep+0x95/0x190 [ 597.019916][T23776] ? perf_compat_ioctl+0xa0/0xa0 [ 597.024837][T23776] remove_vma+0xb2/0x180 [ 597.029079][T23776] __do_munmap+0x7b0/0x10f0 [ 597.033563][T23776] mmap_region+0x227/0x1760 [ 597.038055][T23776] ? __x64_sys_brk+0x760/0x760 [ 597.042811][T23776] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 597.049028][T23776] ? get_unmapped_area+0x2ad/0x3d0 [ 597.054118][T23776] do_mmap+0x837/0x1190 [ 597.058258][T23776] vm_mmap_pgoff+0x1c5/0x230 [ 597.062919][T23776] ? randomize_stack_top+0x110/0x110 [ 597.068209][T23776] ? ksys_dup3+0x3e0/0x3e0 [ 597.072636][T23776] ? _copy_to_user+0x118/0x160 [ 597.077390][T23776] ksys_mmap_pgoff+0x4aa/0x630 [ 597.082229][T23776] ? find_mergeable_anon_vma+0x2e0/0x2e0 [ 597.087844][T23776] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 597.093304][T23776] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 597.098746][T23776] ? do_syscall_64+0x26/0x760 [ 597.103556][T23776] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 597.109624][T23776] __x64_sys_mmap+0xe9/0x1b0 [ 597.114220][T23776] do_syscall_64+0xfa/0x760 [ 597.118799][T23776] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 597.124672][T23776] RIP: 0033:0x45a219 [ 597.128549][T23776] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 597.148150][T23776] RSP: 002b:00007fb568860c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 597.156669][T23776] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 000000000045a219 [ 597.164623][T23776] RDX: 0000000000000000 RSI: 0000000000002000 RDI: 0000000020ffe000 [ 597.172579][T23776] RBP: 000000000075c118 R08: 0000000000000004 R09: 0000000000000000 [ 597.180665][T23776] R10: 0000200000000011 R11: 0000000000000246 R12: 00007fb5688616d4 [ 597.188621][T23776] R13: 00000000004c6c31 R14: 00000000004dc3b8 R15: 00000000ffffffff [ 597.200141][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 597.272414][T23781] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:16:06 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$SG_GET_PACK_ID(r2, 0x227c, &(0x7f0000000500)) r3 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0xfd, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f00000002c0)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r3, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r3) ioctl$FS_IOC_FSSETXATTR(0xffffffffffffffff, 0x401c5820, &(0x7f0000000540)={0x0, 0x3, 0x40, 0x8000}) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='oom_score\x00') r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) r5 = getpid() sched_setscheduler(r5, 0x5, &(0x7f0000000380)) syz_open_procfs(r5, &(0x7f00000004c0)='limits\x00') getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r6 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_MON_SET(r4, &(0x7f0000000280)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000300)=ANY=[@ANYBLOB='P\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="000128bd7000ffdbdf251100008d1ca68fa800100006000400020004000200040002002c004900080001000000000008000100fa00000008000500050000000800010005f4ffff0700010080000000"], 0x50}, 0x1, 0x0, 0x0, 0x420}, 0x8008) r7 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r7, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r8 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r8, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendto$isdn(r8, &(0x7f0000000380)={0xfffffffa, 0xffff, "24e3e2124834ef22d60f81445ca53480d7b0ea52d96c99163a296d959b648d4b5733414dec91f637d61caddcaddc33690c36e073a0477ab2b214bd9c1a8d4ceba0df8d6bc8467081b87fa7b58cc4c41dd13f2ce729d40a35b3fea83c6c371389ba0b0f8bc389c2d881043ea700e4773e7835391ee9a3448f2c28d532b1822c573ff5de432e847998c420d730cbe219b07e66b2991ffd49f2cf0c03e334288e69ddaaab1e1848d09da3e83c4e266455f198d410d42826faff3b214aa1752a9ab6d6e41fc1971b005226c4"}, 0xd2, 0x4414, &(0x7f0000000480)={0x22, 0x0, 0x2, 0x6}, 0x6) sendto$inet(r7, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r7, &(0x7f0000d7cfcb), 0x0, 0x82, 0x0, 0x0) [ 597.369782][ T4000] kobject: 'loop3' (0000000070568ff7): kobject_uevent_env [ 597.377160][ T4000] kobject: 'loop3' (0000000070568ff7): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 597.438838][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 597.446225][T23764] kobject: 'veth48' (000000009915f9d4): kobject_cleanup, parent 0000000061392a64 [ 597.447925][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 597.455704][T23764] kobject: 'veth48' (000000009915f9d4): calling ktype release [ 597.473827][T23764] kobject: 'veth48': free name [ 597.515321][ T4000] kobject: 'loop3' (0000000070568ff7): kobject_uevent_env [ 597.522977][ T4000] kobject: 'loop3' (0000000070568ff7): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 597.534554][ T4000] kobject: 'loop4' (0000000053377bf1): kobject_uevent_env [ 597.542295][ T4000] kobject: 'loop4' (0000000053377bf1): fill_kobj_path: path = '/devices/virtual/block/loop4' 14:16:06 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0x7}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) ioctl$sock_ax25_SIOCDELRT(r3, 0x890c, &(0x7f0000000140)={@bcast, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x7, [@bcast, @default, @bcast, @default, @bcast, @bcast, @bcast, @null]}) 14:16:06 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffff8034) 14:16:06 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0x9effffff}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:16:06 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:16:06 executing program 4: perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) 14:16:06 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000380)='/dev/sequencer\x00', 0x40, 0x0) ioctl$VIDIOC_CREATE_BUFS(r1, 0xc100565c, &(0x7f00000004c0)={0x5, 0xfffffffc, 0x1, {0xd, @sdr={0x94031366, 0x7}}}) ioctl$TIOCSIG(r0, 0x40045436, 0x32) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) r6 = accept4(r2, &(0x7f0000000240)=@ipx, &(0x7f0000000140)=0x80, 0x80800) recvfrom$llc(r6, &(0x7f00000002c0)=""/65, 0x41, 0x2, &(0x7f0000000340)={0x1a, 0x7869007218cbadb4, 0x2, 0x6, 0x5, 0x1, @local}, 0x10) r7 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r7, 0x0) r8 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r8, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) connect$caif(r8, &(0x7f0000000000)=@util={0x25, "db621536a36e334888495ebcf4552535"}, 0x18) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r7) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r9 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r9, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r9, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r9, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) [ 597.630752][T23806] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.4'. [ 597.671651][T23806] kobject: 'veth48' (0000000013fa2ab8): kobject_add_internal: parent: 'net', set: 'devices' [ 597.712164][T23806] kobject: 'veth48' (0000000013fa2ab8): kobject_uevent_env [ 597.737422][T23806] kobject: 'veth48' (0000000013fa2ab8): fill_kobj_path: path = '/devices/virtual/net/veth48' 14:16:06 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = request_key(&(0x7f0000000240)='syzkaller\x00', &(0x7f0000000280)={'syz', 0x0}, &(0x7f00000002c0)='ppp0nodev(-\x00', 0x0) add_key(&(0x7f0000000180)='user\x00', &(0x7f00000001c0)={'syz', 0x3}, &(0x7f0000000200)="471406add8b17c030a6c80db0ca022c5569849ff", 0x14, r3) r4 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x0, 0x0) r5 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x0, 0x0) r6 = fanotify_init(0x0, 0x0) fanotify_mark(r6, 0x29, 0x48000028, r5, 0x0) fanotify_mark(r6, 0x2, 0x48000028, r4, 0x0) r7 = dup3(r2, r4, 0x80000) ioctl$SG_GET_ACCESS_COUNT(r7, 0x2289, &(0x7f0000000000)) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) setsockopt$IP_VS_SO_SET_EDIT(r7, 0x0, 0x483, &(0x7f0000000140)={0x1e, @loopback, 0x4e20, 0x1, 'rr\x00', 0x10, 0x800, 0x2b}, 0x2c) [ 597.816169][T23806] kobject: 'queues' (000000006269a108): kobject_add_internal: parent: 'veth48', set: '' 14:16:06 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 597.885323][T23806] kobject: 'queues' (000000006269a108): kobject_uevent_env [ 597.903665][T23806] kobject: 'queues' (000000006269a108): kobject_uevent_env: filter function caused the event to drop! [ 597.910032][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 597.914979][T23806] kobject: 'rx-0' (00000000c0624801): kobject_add_internal: parent: 'queues', set: 'queues' [ 597.932764][T23806] kobject: 'rx-0' (00000000c0624801): kobject_uevent_env [ 597.940294][T23806] kobject: 'rx-0' (00000000c0624801): fill_kobj_path: path = '/devices/virtual/net/veth48/queues/rx-0' [ 597.961686][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 597.997310][T23806] kobject: 'tx-0' (00000000af991f94): kobject_add_internal: parent: 'queues', set: 'queues' [ 598.035397][T23820] IPVS: set_ctl: invalid protocol: 30 127.0.0.1:20000 [ 598.055121][T23806] kobject: 'tx-0' (00000000af991f94): kobject_uevent_env [ 598.065612][T23806] kobject: 'tx-0' (00000000af991f94): fill_kobj_path: path = '/devices/virtual/net/veth48/queues/tx-0' [ 598.078431][T23806] kobject: 'batman_adv' (000000005b59e508): kobject_add_internal: parent: 'veth48', set: '' [ 598.095157][T23806] kobject: 'batman_adv' (000000005b59e508): kobject_uevent_env 14:16:06 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x0, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 598.103504][T23806] kobject: 'batman_adv' (000000005b59e508): kobject_uevent_env: filter function caused the event to drop! [ 598.117823][T23806] kobject: 'batman_adv' (000000005b59e508): kobject_cleanup, parent 0000000061392a64 [ 598.134063][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 598.138207][T23806] kobject: 'batman_adv' (000000005b59e508): calling ktype release [ 598.141760][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 598.181324][T23806] kobject: (000000005b59e508): dynamic_kobj_release [ 598.188138][T23806] kobject: 'batman_adv': free name [ 598.193894][T23806] kobject: 'rx-0' (00000000c0624801): kobject_cleanup, parent 000000006269a108 [ 598.205503][T23806] kobject: 'rx-0' (00000000c0624801): auto cleanup 'remove' event [ 598.213973][T23806] kobject: 'rx-0' (00000000c0624801): kobject_uevent_env [ 598.223669][T23806] kobject: 'rx-0' (00000000c0624801): fill_kobj_path: path = '/devices/virtual/net/veth48/queues/rx-0' [ 598.234914][T23806] kobject: 'rx-0' (00000000c0624801): auto cleanup kobject_del [ 598.245010][T23806] kobject: 'rx-0' (00000000c0624801): calling ktype release [ 598.252404][T23806] kobject: 'rx-0': free name [ 598.257111][T23806] kobject: 'tx-0' (00000000af991f94): kobject_cleanup, parent 000000006269a108 14:16:07 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x0, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 598.279433][T23806] kobject: 'tx-0' (00000000af991f94): auto cleanup 'remove' event [ 598.297123][T23806] kobject: 'tx-0' (00000000af991f94): kobject_uevent_env [ 598.310426][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 598.318230][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 598.322569][T23806] kobject: 'tx-0' (00000000af991f94): fill_kobj_path: path = '/devices/virtual/net/veth48/queues/tx-0' [ 598.356259][T23806] kobject: 'tx-0' (00000000af991f94): auto cleanup kobject_del [ 598.369520][T23806] kobject: 'tx-0' (00000000af991f94): calling ktype release 14:16:07 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xfffffffffffffffc) [ 598.409369][T23806] kobject: 'tx-0': free name [ 598.414269][T23806] kobject: 'queues' (000000006269a108): kobject_cleanup, parent 0000000061392a64 14:16:07 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x0, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 598.489021][T23806] kobject: 'queues' (000000006269a108): calling ktype release [ 598.496697][T23806] kobject: 'queues' (000000006269a108): kset_release [ 598.519071][T23806] kobject: 'queues': free name [ 598.524607][T23806] kobject: 'veth48' (0000000013fa2ab8): kobject_uevent_env [ 598.540110][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 598.548144][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 598.550633][T23806] kobject: 'veth48' (0000000013fa2ab8): fill_kobj_path: path = '/devices/virtual/net/veth48' 14:16:07 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) r3 = syz_open_dev$amidi(&(0x7f0000000000)='/dev/amidi#\x00', 0x7fffffff, 0x10000) ioctl$SNDRV_SEQ_IOCTL_CLIENT_ID(r3, 0x80045301, &(0x7f0000000140)) 14:16:07 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, 0x0, 0x0) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 598.746255][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 598.766540][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 598.791648][T23811] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.3'. [ 598.818273][T23811] kobject: 'veth168' (00000000e207897b): kobject_add_internal: parent: 'net', set: 'devices' [ 598.866281][T23811] kobject: 'veth168' (00000000e207897b): kobject_uevent_env [ 598.909180][T23811] kobject: 'veth168' (00000000e207897b): fill_kobj_path: path = '/devices/virtual/net/veth168' [ 598.921597][T23811] kobject: 'queues' (00000000916deed9): kobject_add_internal: parent: 'veth168', set: '' [ 598.933258][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 598.941374][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 598.951810][T23811] kobject: 'queues' (00000000916deed9): kobject_uevent_env [ 598.960570][T23811] kobject: 'queues' (00000000916deed9): kobject_uevent_env: filter function caused the event to drop! [ 598.972184][T23811] kobject: 'rx-0' (0000000062f6f5ee): kobject_add_internal: parent: 'queues', set: 'queues' [ 598.982411][T23811] kobject: 'rx-0' (0000000062f6f5ee): kobject_uevent_env [ 598.990743][T23811] kobject: 'rx-0' (0000000062f6f5ee): fill_kobj_path: path = '/devices/virtual/net/veth168/queues/rx-0' [ 599.002312][T23811] kobject: 'tx-0' (00000000c4a559fe): kobject_add_internal: parent: 'queues', set: 'queues' [ 599.012763][T23811] kobject: 'tx-0' (00000000c4a559fe): kobject_uevent_env [ 599.019856][T23811] kobject: 'tx-0' (00000000c4a559fe): fill_kobj_path: path = '/devices/virtual/net/veth168/queues/tx-0' [ 599.032046][T23811] kobject: 'batman_adv' (000000001d3b08b6): kobject_add_internal: parent: 'veth168', set: '' [ 599.044060][T23811] kobject: 'veth169' (00000000d709e83e): kobject_add_internal: parent: 'net', set: 'devices' [ 599.055037][T23811] kobject: 'veth169' (00000000d709e83e): kobject_uevent_env [ 599.062484][T23811] kobject: 'veth169' (00000000d709e83e): fill_kobj_path: path = '/devices/virtual/net/veth169' [ 599.073330][T23811] kobject: 'queues' (000000009cb6d798): kobject_add_internal: parent: 'veth169', set: '' [ 599.083905][T23811] kobject: 'queues' (000000009cb6d798): kobject_uevent_env [ 599.091188][T23811] kobject: 'queues' (000000009cb6d798): kobject_uevent_env: filter function caused the event to drop! [ 599.102492][T23811] kobject: 'rx-0' (00000000e82396aa): kobject_add_internal: parent: 'queues', set: 'queues' [ 599.113469][T23811] kobject: 'rx-0' (00000000e82396aa): kobject_uevent_env [ 599.120920][T23811] kobject: 'rx-0' (00000000e82396aa): fill_kobj_path: path = '/devices/virtual/net/veth169/queues/rx-0' [ 599.132681][T23811] kobject: 'tx-0' (000000003dcf9aac): kobject_add_internal: parent: 'queues', set: 'queues' [ 599.144522][T23811] kobject: 'tx-0' (000000003dcf9aac): kobject_uevent_env [ 599.151874][T23811] kobject: 'tx-0' (000000003dcf9aac): fill_kobj_path: path = '/devices/virtual/net/veth169/queues/tx-0' [ 599.163958][T23811] kobject: 'batman_adv' (00000000ea6e227f): kobject_add_internal: parent: 'veth169', set: '' [ 599.176190][T23812] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 599.189771][T23812] kobject: 'veth892' (0000000005050825): kobject_add_internal: parent: 'net', set: 'devices' [ 599.201066][T23812] kobject: 'veth892' (0000000005050825): kobject_uevent_env [ 599.208461][T23812] kobject: 'veth892' (0000000005050825): fill_kobj_path: path = '/devices/virtual/net/veth892' [ 599.219591][T23812] kobject: 'queues' (00000000aee15f38): kobject_add_internal: parent: 'veth892', set: '' [ 599.230296][T23812] kobject: 'queues' (00000000aee15f38): kobject_uevent_env [ 599.237852][T23812] kobject: 'queues' (00000000aee15f38): kobject_uevent_env: filter function caused the event to drop! [ 599.250092][T23812] kobject: 'rx-0' (00000000dfc200b2): kobject_add_internal: parent: 'queues', set: 'queues' [ 599.260472][T23812] kobject: 'rx-0' (00000000dfc200b2): kobject_uevent_env [ 599.268740][T23812] kobject: 'rx-0' (00000000dfc200b2): fill_kobj_path: path = '/devices/virtual/net/veth892/queues/rx-0' [ 599.280967][T23812] kobject: 'tx-0' (00000000f0e99a12): kobject_add_internal: parent: 'queues', set: 'queues' [ 599.292682][T23812] kobject: 'tx-0' (00000000f0e99a12): kobject_uevent_env [ 599.307372][T23812] kobject: 'tx-0' (00000000f0e99a12): fill_kobj_path: path = '/devices/virtual/net/veth892/queues/tx-0' [ 599.320302][T23812] kobject: 'batman_adv' (00000000a8d716a7): kobject_add_internal: parent: 'veth892', set: '' [ 599.334626][T23812] kobject: 'veth893' (00000000ebddbd2a): kobject_add_internal: parent: 'net', set: 'devices' [ 599.345464][T23812] kobject: 'veth893' (00000000ebddbd2a): kobject_uevent_env [ 599.354425][T23812] kobject: 'veth893' (00000000ebddbd2a): fill_kobj_path: path = '/devices/virtual/net/veth893' [ 599.365123][T23812] kobject: 'queues' (000000008cd8a850): kobject_add_internal: parent: 'veth893', set: '' [ 599.375626][T23812] kobject: 'queues' (000000008cd8a850): kobject_uevent_env [ 599.383021][T23812] kobject: 'queues' (000000008cd8a850): kobject_uevent_env: filter function caused the event to drop! [ 599.394608][T23812] kobject: 'rx-0' (00000000b1790dd4): kobject_add_internal: parent: 'queues', set: 'queues' [ 599.404906][T23812] kobject: 'rx-0' (00000000b1790dd4): kobject_uevent_env [ 599.412497][T23812] kobject: 'rx-0' (00000000b1790dd4): fill_kobj_path: path = '/devices/virtual/net/veth893/queues/rx-0' [ 599.424358][T23812] kobject: 'tx-0' (000000004ded745c): kobject_add_internal: parent: 'queues', set: 'queues' [ 599.434861][T23812] kobject: 'tx-0' (000000004ded745c): kobject_uevent_env [ 599.441966][T23812] kobject: 'tx-0' (000000004ded745c): fill_kobj_path: path = '/devices/virtual/net/veth893/queues/tx-0' [ 599.455102][T23812] kobject: 'batman_adv' (00000000648ad09b): kobject_add_internal: parent: 'veth893', set: '' [ 599.468144][T23813] batman_adv: batadv0: Adding interface: veth169 [ 599.475380][T23813] batman_adv: batadv0: The MTU of interface veth169 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. [ 599.501621][T23813] batman_adv: batadv0: Interface activated: veth169 [ 599.510206][T23814] batman_adv: batadv0: Adding interface: veth893 [ 599.516953][T23814] batman_adv: batadv0: The MTU of interface veth893 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. [ 599.543149][T23814] batman_adv: batadv0: Interface activated: veth893 [ 599.568419][T23834] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 599.575792][ T4000] kobject: 'loop3' (0000000070568ff7): kobject_uevent_env [ 599.578891][T23806] kobject: 'veth48' (0000000013fa2ab8): kobject_cleanup, parent 0000000061392a64 [ 599.605442][ T4000] kobject: 'loop3' (0000000070568ff7): fill_kobj_path: path = '/devices/virtual/block/loop3' 14:16:08 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0xbf3695c6}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:16:08 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, 0x0, 0x0) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:16:08 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) r3 = socket(0x10, 0x803, 0x0) r4 = openat$audio(0xffffffffffffff9c, &(0x7f0000000240)='/dev/audio\x00', 0x204080, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x191, &(0x7f0000000140)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) setsockopt$XDP_RX_RING(r3, 0x11b, 0x2, &(0x7f0000000000), 0x4) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:16:08 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$PPPIOCSMRU1(r4, 0x40047452, &(0x7f0000000000)=0x20) 14:16:08 executing program 4: perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) 14:16:08 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r2, 0x84, 0x77, &(0x7f0000000000)={0x0, 0x7, 0x5, [0x4, 0x1, 0x3f4d, 0x6, 0xeeb4]}, &(0x7f0000000140)=0x12) connect$vsock_stream(r3, &(0x7f00000002c0)={0x28, 0x0, 0x2711, @my=0x1}, 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r3, 0x84, 0x70, &(0x7f0000000180)={r4, @in6={{0xa, 0x4e21, 0x0, @ipv4={[], [], @remote}}}, [0x400, 0x9, 0x100000000, 0x7fff, 0x963, 0x2, 0x10, 0xffffffffffffffff, 0x7, 0x0, 0xfc85, 0xc1, 0x1000, 0x1, 0x7]}, &(0x7f0000000280)=0x100) [ 599.606171][T23806] kobject: 'veth48' (0000000013fa2ab8): calling ktype release [ 599.631344][T23806] kobject: 'veth48': free name [ 599.652888][T23856] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 599.692241][T23856] kobject: 'veth894' (00000000a5b08897): kobject_add_internal: parent: 'net', set: 'devices' [ 599.708089][ T4000] kobject: 'loop4' (0000000053377bf1): kobject_uevent_env [ 599.736186][ T4000] kobject: 'loop4' (0000000053377bf1): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 599.754799][T23856] kobject: 'veth894' (00000000a5b08897): kobject_uevent_env 14:16:08 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0xb710f04b6678abd9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$DRM_IOCTL_GET_STATS(r3, 0x80f86406, &(0x7f0000001200)=""/68) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r4 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r4, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r4, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r4, &(0x7f00000001c0)="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", 0x1000, 0x2, &(0x7f00000011c0)={0x2, 0x4e23, @loopback}, 0x10) sendto$inet(r4, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000001280)='\xbb:llc/s/vs/sync_retries\x00\x00\x00\x00\x00', 0x2, 0x0) bind$rose(r6, &(0x7f0000000180)=@full={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, 0x1, [@null, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default]}, 0x40) r7 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) ioctl$TUNGETIFF(r7, 0x800454d2, &(0x7f0000000000)) 14:16:08 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, 0x0, 0x0) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 599.869174][T23856] kobject: 'veth894' (00000000a5b08897): fill_kobj_path: path = '/devices/virtual/net/veth894' [ 599.929142][T23856] kobject: 'queues' (00000000daef353f): kobject_add_internal: parent: 'veth894', set: '' [ 599.944486][T23856] kobject: 'queues' (00000000daef353f): kobject_uevent_env [ 599.951851][T23856] kobject: 'queues' (00000000daef353f): kobject_uevent_env: filter function caused the event to drop! [ 599.953542][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 599.974185][T23856] kobject: 'rx-0' (00000000f869f931): kobject_add_internal: parent: 'queues', set: 'queues' [ 599.987736][T23856] kobject: 'rx-0' (00000000f869f931): kobject_uevent_env [ 599.987760][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 599.995495][T23856] kobject: 'rx-0' (00000000f869f931): fill_kobj_path: path = '/devices/virtual/net/veth894/queues/rx-0' [ 600.021212][T23856] kobject: 'tx-0' (00000000ae4f8f45): kobject_add_internal: parent: 'queues', set: 'queues' [ 600.032194][T23856] kobject: 'tx-0' (00000000ae4f8f45): kobject_uevent_env [ 600.050215][T23856] kobject: 'tx-0' (00000000ae4f8f45): fill_kobj_path: path = '/devices/virtual/net/veth894/queues/tx-0' [ 600.085160][T23856] kobject: 'batman_adv' (00000000b192e371): kobject_add_internal: parent: 'veth894', set: '' [ 600.102662][T23856] kobject: 'veth895' (000000006cf04f93): kobject_add_internal: parent: 'net', set: 'devices' [ 600.113889][T23856] kobject: 'veth895' (000000006cf04f93): kobject_uevent_env [ 600.123834][T23856] kobject: 'veth895' (000000006cf04f93): fill_kobj_path: path = '/devices/virtual/net/veth895' 14:16:08 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 600.134739][T23856] kobject: 'queues' (0000000098bbbed6): kobject_add_internal: parent: 'veth895', set: '' [ 600.150326][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 600.157635][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 600.170904][T23856] kobject: 'queues' (0000000098bbbed6): kobject_uevent_env [ 600.186779][T23856] kobject: 'queues' (0000000098bbbed6): kobject_uevent_env: filter function caused the event to drop! [ 600.217516][T23856] kobject: 'rx-0' (00000000fece3898): kobject_add_internal: parent: 'queues', set: 'queues' [ 600.230363][T23856] kobject: 'rx-0' (00000000fece3898): kobject_uevent_env [ 600.237640][T23856] kobject: 'rx-0' (00000000fece3898): fill_kobj_path: path = '/devices/virtual/net/veth895/queues/rx-0' [ 600.252709][T23856] kobject: 'tx-0' (000000001818b268): kobject_add_internal: parent: 'queues', set: 'queues' [ 600.263731][T23856] kobject: 'tx-0' (000000001818b268): kobject_uevent_env [ 600.274057][T23856] kobject: 'tx-0' (000000001818b268): fill_kobj_path: path = '/devices/virtual/net/veth895/queues/tx-0' 14:16:09 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 600.287543][T23856] kobject: 'batman_adv' (000000009cdae922): kobject_add_internal: parent: 'veth895', set: '' [ 600.305640][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 600.312359][T23864] batman_adv: batadv0: Adding interface: veth895 [ 600.317806][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 600.322332][T23864] batman_adv: batadv0: The MTU of interface veth895 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. [ 600.384563][T23864] batman_adv: batadv0: Not using interface veth895 (retrying later): interface not active 14:16:09 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 600.449723][T23869] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.4'. [ 600.470959][T23869] kobject: 'veth48' (00000000c1f7f30d): kobject_add_internal: parent: 'net', set: 'devices' [ 600.478226][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 600.482124][T23869] kobject: 'veth48' (00000000c1f7f30d): kobject_uevent_env [ 600.491065][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 600.496379][T23869] kobject: 'veth48' (00000000c1f7f30d): fill_kobj_path: path = '/devices/virtual/net/veth48' [ 600.547011][T23869] kobject: 'queues' (0000000030842403): kobject_add_internal: parent: 'veth48', set: '' [ 600.557444][T23869] kobject: 'queues' (0000000030842403): kobject_uevent_env [ 600.579274][T23869] kobject: 'queues' (0000000030842403): kobject_uevent_env: filter function caused the event to drop! 14:16:09 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = msgget$private(0x0, 0x0) msgsnd(r2, &(0x7f0000000380)={0x1}, 0x8, 0x0) msgsnd(r2, &(0x7f00000001c0)={0x3}, 0x8, 0x0) msgctl$IPC_RMID(r2, 0x0) msgctl$IPC_RMID(r2, 0x0) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r3, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) ioctl$KDSKBMETA(r5, 0x4b63, &(0x7f0000000340)=0x20) sendto$inet(r3, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) r6 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000000)='/proc/capi/capi20\x00', 0x2, 0x0) r7 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_PUBL_GET(r6, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x5d5c0e59934bf6c9}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0x100, r7, 0x100, 0x70bd2b, 0x25dfdbfd, {}, [@TIPC_NLA_SOCK={0x8, 0x2, [@TIPC_NLA_SOCK_HAS_PUBL={0x4}]}, @TIPC_NLA_BEARER={0x54, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @l2={'eth', 0x3a, 'ip6tnl0\x00'}}, @TIPC_NLA_BEARER_PROP={0x14, 0x2, [@TIPC_NLA_PROP_MTU={0x8, 0x4, 0xd5}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x13}]}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x8}, @TIPC_NLA_BEARER_NAME={0x10, 0x1, @l2={'eth', 0x3a, 'hwsim0\x00'}}, @TIPC_NLA_BEARER_PROP={0x14, 0x2, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x80000001}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x1}]}]}, @TIPC_NLA_LINK={0x2c, 0x4, [@TIPC_NLA_LINK_NAME={0x14, 0x1, 'broadcast-link\x00'}, @TIPC_NLA_LINK_NAME={0x14, 0x1, 'broadcast-link\x00'}]}, @TIPC_NLA_MEDIA={0x64, 0x5, [@TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'eth\x00'}, @TIPC_NLA_MEDIA_PROP={0x44, 0x2, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x8}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x7}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0xcc}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0xb2}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x800}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x5}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x3}, @TIPC_NLA_PROP_MTU={0x8}]}, @TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'eth\x00'}, @TIPC_NLA_MEDIA_PROP={0xc, 0x2, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x7}]}]}]}, 0x100}, 0x1, 0x0, 0x0, 0x44000400}, 0x4) sendto$inet(r3, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) [ 600.612040][ T4000] kobject: 'loop3' (0000000070568ff7): kobject_uevent_env [ 600.627459][ T4000] kobject: 'loop3' (0000000070568ff7): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 600.634609][T23869] kobject: 'rx-0' (000000003d260a9d): kobject_add_internal: parent: 'queues', set: 'queues' [ 600.688893][T23869] kobject: 'rx-0' (000000003d260a9d): kobject_uevent_env [ 600.727635][T23869] kobject: 'rx-0' (000000003d260a9d): fill_kobj_path: path = '/devices/virtual/net/veth48/queues/rx-0' [ 600.753085][T23869] kobject: 'tx-0' (000000002343472d): kobject_add_internal: parent: 'queues', set: 'queues' [ 600.782951][T23869] kobject: 'tx-0' (000000002343472d): kobject_uevent_env [ 600.795295][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 600.798298][T23869] kobject: 'tx-0' (000000002343472d): fill_kobj_path: path = '/devices/virtual/net/veth48/queues/tx-0' [ 600.803273][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 600.816999][T23869] kobject: 'batman_adv' (00000000cefe10c3): kobject_add_internal: parent: 'veth48', set: '' [ 600.852832][T23869] kobject: 'batman_adv' (00000000cefe10c3): kobject_uevent_env [ 600.860667][T23869] kobject: 'batman_adv' (00000000cefe10c3): kobject_uevent_env: filter function caused the event to drop! [ 600.872394][T23869] kobject: 'batman_adv' (00000000cefe10c3): kobject_cleanup, parent 0000000061392a64 [ 600.882041][T23869] kobject: 'batman_adv' (00000000cefe10c3): calling ktype release [ 600.890082][T23869] kobject: (00000000cefe10c3): dynamic_kobj_release [ 600.896884][T23869] kobject: 'batman_adv': free name [ 600.902741][T23869] kobject: 'rx-0' (000000003d260a9d): kobject_cleanup, parent 0000000030842403 [ 600.911737][T23869] kobject: 'rx-0' (000000003d260a9d): auto cleanup 'remove' event [ 600.919609][T23869] kobject: 'rx-0' (000000003d260a9d): kobject_uevent_env [ 600.926801][T23869] kobject: 'rx-0' (000000003d260a9d): fill_kobj_path: path = '/devices/virtual/net/veth48/queues/rx-0' [ 600.937927][T23869] kobject: 'rx-0' (000000003d260a9d): auto cleanup kobject_del [ 600.945531][T23869] kobject: 'rx-0' (000000003d260a9d): calling ktype release [ 600.952833][T23869] kobject: 'rx-0': free name [ 600.957560][T23869] kobject: 'tx-0' (000000002343472d): kobject_cleanup, parent 0000000030842403 [ 600.966613][T23869] kobject: 'tx-0' (000000002343472d): auto cleanup 'remove' event [ 600.974440][T23869] kobject: 'tx-0' (000000002343472d): kobject_uevent_env [ 600.981525][T23869] kobject: 'tx-0' (000000002343472d): fill_kobj_path: path = '/devices/virtual/net/veth48/queues/tx-0' [ 600.992664][T23869] kobject: 'tx-0' (000000002343472d): auto cleanup kobject_del [ 601.000413][T23869] kobject: 'tx-0' (000000002343472d): calling ktype release [ 601.007692][T23869] kobject: 'tx-0': free name [ 601.012365][T23869] kobject: 'queues' (0000000030842403): kobject_cleanup, parent 0000000061392a64 [ 601.021516][T23869] kobject: 'queues' (0000000030842403): calling ktype release [ 601.029275][T23869] kobject: 'queues' (0000000030842403): kset_release [ 601.035946][T23869] kobject: 'queues': free name [ 601.041054][T23869] kobject: 'veth48' (00000000c1f7f30d): kobject_uevent_env [ 601.048310][T23869] kobject: 'veth48' (00000000c1f7f30d): fill_kobj_path: path = '/devices/virtual/net/veth48' 14:16:10 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:16:10 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x1ff, 0x8}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) r3 = syz_open_dev$swradio(&(0x7f0000000000)='/dev/swradio#\x00', 0x1, 0x2) read$rfkill(r3, &(0x7f0000000140), 0x8) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0xfffffd10, 0x20000802, &(0x7f0000000100)={0x2, 0x4e1f, @multicast2}, 0xfffffffffffffe34) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:16:10 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x45, 0x6, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x337186d34e300f7b, 0xfffffffffffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) dup3(r0, 0xffffffffffffffff, 0x40000) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/sync_sock_size\x00', 0x2, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r2, 0x2405, r4) r5 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r5, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r5, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r5, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:16:10 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0xc3ffffff}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 601.231626][T23856] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 601.335683][T23906] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 601.353689][T23906] kobject: 'veth896' (00000000fa6e242b): kobject_add_internal: parent: 'net', set: 'devices' [ 601.365775][T23906] kobject: 'veth896' (00000000fa6e242b): kobject_uevent_env [ 601.373566][T23906] kobject: 'veth896' (00000000fa6e242b): fill_kobj_path: path = '/devices/virtual/net/veth896' [ 601.406268][T23906] kobject: 'queues' (000000000bb5cc59): kobject_add_internal: parent: 'veth896', set: '' [ 601.426070][T23906] kobject: 'queues' (000000000bb5cc59): kobject_uevent_env [ 601.442700][T23906] kobject: 'queues' (000000000bb5cc59): kobject_uevent_env: filter function caused the event to drop! [ 601.454454][T23906] kobject: 'rx-0' (000000008262b14a): kobject_add_internal: parent: 'queues', set: 'queues' [ 601.468087][T23906] kobject: 'rx-0' (000000008262b14a): kobject_uevent_env [ 601.470431][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 601.475564][T23906] kobject: 'rx-0' (000000008262b14a): fill_kobj_path: path = '/devices/virtual/net/veth896/queues/rx-0' [ 601.494038][T23906] kobject: 'tx-0' (00000000a857dd8e): kobject_add_internal: parent: 'queues', set: 'queues' [ 601.504773][T23906] kobject: 'tx-0' (00000000a857dd8e): kobject_uevent_env [ 601.512226][T23906] kobject: 'tx-0' (00000000a857dd8e): fill_kobj_path: path = '/devices/virtual/net/veth896/queues/tx-0' [ 601.523632][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 601.524879][T23906] kobject: 'batman_adv' (0000000009077a2a): kobject_add_internal: parent: 'veth896', set: '' [ 601.568214][T23906] kobject: 'veth897' (00000000c13f47ef): kobject_add_internal: parent: 'net', set: 'devices' [ 601.580822][T23906] kobject: 'veth897' (00000000c13f47ef): kobject_uevent_env [ 601.589370][T23906] kobject: 'veth897' (00000000c13f47ef): fill_kobj_path: path = '/devices/virtual/net/veth897' [ 601.600225][T23906] kobject: 'queues' (00000000075c0eab): kobject_add_internal: parent: 'veth897', set: '' [ 601.617126][T23906] kobject: 'queues' (00000000075c0eab): kobject_uevent_env [ 601.625049][T23906] kobject: 'queues' (00000000075c0eab): kobject_uevent_env: filter function caused the event to drop! [ 601.636349][T23906] kobject: 'rx-0' (000000003818b144): kobject_add_internal: parent: 'queues', set: 'queues' [ 601.646786][T23906] kobject: 'rx-0' (000000003818b144): kobject_uevent_env [ 601.654049][T23906] kobject: 'rx-0' (000000003818b144): fill_kobj_path: path = '/devices/virtual/net/veth897/queues/rx-0' [ 601.665538][T23906] kobject: 'tx-0' (0000000034a9a9dc): kobject_add_internal: parent: 'queues', set: 'queues' [ 601.676033][T23906] kobject: 'tx-0' (0000000034a9a9dc): kobject_uevent_env [ 601.683510][T23906] kobject: 'tx-0' (0000000034a9a9dc): fill_kobj_path: path = '/devices/virtual/net/veth897/queues/tx-0' [ 601.695499][T23906] kobject: 'batman_adv' (000000000e99aee8): kobject_add_internal: parent: 'veth897', set: '' [ 601.709406][T23869] kobject: 'veth48' (00000000c1f7f30d): kobject_cleanup, parent 0000000061392a64 [ 601.711379][T23909] batman_adv: batadv0: Adding interface: veth897 [ 601.719779][T23869] kobject: 'veth48' (00000000c1f7f30d): calling ktype release [ 601.733747][T23869] kobject: 'veth48': free name [ 601.737932][T23909] batman_adv: batadv0: The MTU of interface veth897 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. 14:16:10 executing program 4: perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) 14:16:10 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xfffffffffffffffd, 0xffffffffffffffff, 0x0) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x9, 0x29, 0x81, 0x3, 0x0, 0x1}, 0x17) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000001c0)={r2, &(0x7f00000000c0), &(0x7f0000000140)}, 0x20) bpf$MAP_DELETE_ELEM(0x3, &(0x7f0000000040)={r2, &(0x7f00000000c0)}, 0x20) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$CAPI_SET_FLAGS(r4, 0x80044324, &(0x7f0000000400)=0x1) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r5 = socket$inet(0x2, 0x4000000000000001, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = dup(r6) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) ioctl$SNDRV_CTL_IOCTL_TLV_WRITE(r7, 0xc008551b, &(0x7f0000000000)=ANY=[@ANYBLOB="0300000014000000030000000600000007000900000000000000ffff"]) bind$inet(r5, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = dup(r8) ioctl$PERF_EVENT_IOC_ENABLE(r9, 0x8912, 0x400200) mmap$binder(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x1, 0x11, r9, 0xfff) r10 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000200)='/dev/qat_adf_ctl\x00', 0x200080, 0x0) r11 = getpgrp(0xffffffffffffffff) getpriority(0x1, r11) socket$inet_dccp(0x2, 0x6, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$VIDIOC_SUBDEV_G_CROP(r12, 0xc038563b, &(0x7f0000000180)={0x0, 0x0, {0x1a81, 0x5aa8d3e8, 0x1, 0x21d4}}) sendmsg$nl_crypto(r10, &(0x7f0000000440)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="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"], 0x118}, 0x1, 0x0, 0x0, 0x20010040}, 0x41940) sendto$inet(r5, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) socket$nl_crypto(0x10, 0x3, 0x15) sendto$inet(r5, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:16:10 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) 14:16:10 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) r2 = getpid() sched_setscheduler(r2, 0x5, &(0x7f0000000380)) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000000)={0x0}, &(0x7f0000000140)=0xc) r4 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x0, 0x0) r5 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x0, 0x0) r6 = fanotify_init(0x0, 0x0) fanotify_mark(r6, 0x29, 0x48000028, r5, 0x0) ioctl$TUNSETVNETBE(0xffffffffffffffff, 0x400454de, &(0x7f0000000180)) fanotify_mark(r6, 0x2, 0x48000028, r4, 0x0) r7 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x0, 0x0) r8 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x0, 0x0) r9 = fanotify_init(0x0, 0x0) fanotify_mark(r9, 0x29, 0x48000028, r8, 0x0) fanotify_mark(r9, 0x2, 0x48000028, r7, 0x0) kcmp(r2, r3, 0x1, r4, r9) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r10 = socket$inet(0x2, 0x4000000000000001, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r12 = dup(r11) ioctl$PERF_EVENT_IOC_ENABLE(r12, 0x8912, 0x400200) fsconfig$FSCONFIG_SET_FD(r12, 0x5, &(0x7f00000001c0)='\x00', 0x0, 0xffffffffffffffff) bind$inet(r10, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r10, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r10, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r14 = dup(r13) ioctl$PERF_EVENT_IOC_ENABLE(r14, 0x8912, 0x400200) ioctl$DRM_IOCTL_ADD_CTX(r14, 0xc0086420, &(0x7f0000000200)={0x0}) ioctl$DRM_IOCTL_NEW_CTX(r12, 0x40086425, &(0x7f0000000240)={r15, 0x5}) [ 601.766369][T23909] batman_adv: batadv0: Interface activated: veth897 [ 601.774277][ T4000] kobject: 'loop4' (0000000053377bf1): kobject_uevent_env [ 601.791944][T23919] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.4'. [ 601.801755][ T4000] kobject: 'loop4' (0000000053377bf1): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 601.832435][T23919] kobject: 'veth48' (00000000d2323c31): kobject_add_internal: parent: 'net', set: 'devices' [ 601.849709][T23919] kobject: 'veth48' (00000000d2323c31): kobject_uevent_env [ 601.854409][ T4000] kobject: 'loop3' (0000000070568ff7): kobject_uevent_env [ 601.867040][T23919] kobject: 'veth48' (00000000d2323c31): fill_kobj_path: path = '/devices/virtual/net/veth48' 14:16:10 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 601.883222][ T4000] kobject: 'loop3' (0000000070568ff7): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 601.935108][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 601.935875][T23919] kobject: 'queues' (00000000c515019e): kobject_add_internal: parent: 'veth48', set: '' [ 601.947323][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 601.964753][T23919] kobject: 'queues' (00000000c515019e): kobject_uevent_env [ 601.972314][T23919] kobject: 'queues' (00000000c515019e): kobject_uevent_env: filter function caused the event to drop! [ 601.985696][T23919] kobject: 'rx-0' (00000000b86369bb): kobject_add_internal: parent: 'queues', set: 'queues' [ 601.996274][T23919] kobject: 'rx-0' (00000000b86369bb): kobject_uevent_env [ 602.006082][T23919] kobject: 'rx-0' (00000000b86369bb): fill_kobj_path: path = '/devices/virtual/net/veth48/queues/rx-0' [ 602.017990][T23919] kobject: 'tx-0' (00000000e9dde393): kobject_add_internal: parent: 'queues', set: 'queues' [ 602.039793][T23919] kobject: 'tx-0' (00000000e9dde393): kobject_uevent_env [ 602.047186][T23919] kobject: 'tx-0' (00000000e9dde393): fill_kobj_path: path = '/devices/virtual/net/veth48/queues/tx-0' [ 602.060107][T23919] kobject: 'batman_adv' (00000000bc2ee2a5): kobject_add_internal: parent: 'veth48', set: '' [ 602.076427][T23919] kobject: 'batman_adv' (00000000bc2ee2a5): kobject_uevent_env [ 602.084565][T23919] kobject: 'batman_adv' (00000000bc2ee2a5): kobject_uevent_env: filter function caused the event to drop! [ 602.101440][T23919] kobject: 'batman_adv' (00000000bc2ee2a5): kobject_cleanup, parent 0000000061392a64 [ 602.118203][T23919] kobject: 'batman_adv' (00000000bc2ee2a5): calling ktype release [ 602.127301][T23919] kobject: (00000000bc2ee2a5): dynamic_kobj_release [ 602.134506][T23919] kobject: 'batman_adv': free name 14:16:10 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(0xffffffffffffffff, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 602.140256][T23919] kobject: 'rx-0' (00000000b86369bb): kobject_cleanup, parent 00000000c515019e [ 602.150360][T23919] kobject: 'rx-0' (00000000b86369bb): auto cleanup 'remove' event [ 602.159896][T23919] kobject: 'rx-0' (00000000b86369bb): kobject_uevent_env [ 602.172102][T23919] kobject: 'rx-0' (00000000b86369bb): fill_kobj_path: path = '/devices/virtual/net/veth48/queues/rx-0' [ 602.173859][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 602.183709][T23919] kobject: 'rx-0' (00000000b86369bb): auto cleanup kobject_del [ 602.200832][T23919] kobject: 'rx-0' (00000000b86369bb): calling ktype release [ 602.208344][T23919] kobject: 'rx-0': free name [ 602.210621][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 602.214071][T23919] kobject: 'tx-0' (00000000e9dde393): kobject_cleanup, parent 00000000c515019e [ 602.235411][T23919] kobject: 'tx-0' (00000000e9dde393): auto cleanup 'remove' event [ 602.243446][T23919] kobject: 'tx-0' (00000000e9dde393): kobject_uevent_env [ 602.253373][T23919] kobject: 'tx-0' (00000000e9dde393): fill_kobj_path: path = '/devices/virtual/net/veth48/queues/tx-0' [ 602.265104][T23919] kobject: 'tx-0' (00000000e9dde393): auto cleanup kobject_del [ 602.275511][T23919] kobject: 'tx-0' (00000000e9dde393): calling ktype release [ 602.283237][T23919] kobject: 'tx-0': free name [ 602.287987][T23919] kobject: 'queues' (00000000c515019e): kobject_cleanup, parent 0000000061392a64 [ 602.299846][T23919] kobject: 'queues' (00000000c515019e): calling ktype release [ 602.307642][T23919] kobject: 'queues' (00000000c515019e): kset_release [ 602.329793][T23919] kobject: 'queues': free name 14:16:11 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(0xffffffffffffffff, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 602.335074][T23919] kobject: 'veth48' (00000000d2323c31): kobject_uevent_env [ 602.351923][T23919] kobject: 'veth48' (00000000d2323c31): fill_kobj_path: path = '/devices/virtual/net/veth48' [ 602.363875][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 602.372617][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' 14:16:11 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(0xffffffffffffffff, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x1d4c, 0x0, 0xffffffffffffffff) [ 602.460129][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 602.468028][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' 14:16:11 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x1d4c, 0x0, 0x0) 14:16:11 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) r2 = socket(0x0, 0x100800, 0xc2) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r3 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000140)='TIPCv2\x00') sendmsg$TIPC_NL_NET_GET(r2, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r3, 0x5, 0x70bd25, 0x25dfdbff, {}, [@TIPC_NLA_SOCK={0x40, 0x2, [@TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x8}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x400}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x1}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x4}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x8001}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x4}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}]}, @TIPC_NLA_LINK={0x20, 0x4, [@TIPC_NLA_LINK_NAME={0xc, 0x1, 'syz0\x00'}, @TIPC_NLA_LINK_PROP={0x4}, @TIPC_NLA_LINK_NAME={0xc, 0x1, 'syz1\x00'}]}]}, 0x74}, 0x1, 0x0, 0x0, 0x40}, 0x40) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r4 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r4, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r4, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) [ 602.559080][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 602.566289][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 602.598481][T23923] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. 14:16:11 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0xc69536bf}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) 14:16:11 executing program 2: r0 = perf_event_open(&(0x7f0000000040)={0x5, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0xe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r3, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r4 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r4, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r4, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xb}}, 0x10) sendto$inet(r4, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) [ 602.722065][T23952] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 602.775327][T23952] kobject: 'veth898' (0000000018c7f377): kobject_add_internal: parent: 'net', set: 'devices' [ 602.808010][T23952] kobject: 'veth898' (0000000018c7f377): kobject_uevent_env [ 602.819477][T23952] kobject: 'veth898' (0000000018c7f377): fill_kobj_path: path = '/devices/virtual/net/veth898' [ 602.833997][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 602.835231][T23952] kobject: 'queues' (00000000d3a4a7a1): kobject_add_internal: parent: 'veth898', set: '' [ 602.852584][T23952] kobject: 'queues' (00000000d3a4a7a1): kobject_uevent_env [ 602.852944][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 602.860420][T23952] kobject: 'queues' (00000000d3a4a7a1): kobject_uevent_env: filter function caused the event to drop! [ 602.881734][T23952] kobject: 'rx-0' (000000000e99c191): kobject_add_internal: parent: 'queues', set: 'queues' [ 602.894862][T23952] kobject: 'rx-0' (000000000e99c191): kobject_uevent_env [ 602.904039][T23952] kobject: 'rx-0' (000000000e99c191): fill_kobj_path: path = '/devices/virtual/net/veth898/queues/rx-0' [ 602.916845][T23952] kobject: 'tx-0' (0000000074dc91f9): kobject_add_internal: parent: 'queues', set: 'queues' [ 602.933427][T23952] kobject: 'tx-0' (0000000074dc91f9): kobject_uevent_env [ 602.940556][T23952] kobject: 'tx-0' (0000000074dc91f9): fill_kobj_path: path = '/devices/virtual/net/veth898/queues/tx-0' [ 602.952971][T23952] kobject: 'batman_adv' (0000000016afeac0): kobject_add_internal: parent: 'veth898', set: '' [ 602.966361][T23952] kobject: 'veth899' (00000000f5d82c9c): kobject_add_internal: parent: 'net', set: 'devices' [ 602.977080][T23952] kobject: 'veth899' (00000000f5d82c9c): kobject_uevent_env [ 602.985100][T23952] kobject: 'veth899' (00000000f5d82c9c): fill_kobj_path: path = '/devices/virtual/net/veth899' [ 602.997509][T23952] kobject: 'queues' (000000000e79a35e): kobject_add_internal: parent: 'veth899', set: '' [ 603.008224][T23952] kobject: 'queues' (000000000e79a35e): kobject_uevent_env [ 603.015788][T23952] kobject: 'queues' (000000000e79a35e): kobject_uevent_env: filter function caused the event to drop! [ 603.026983][T23952] kobject: 'rx-0' (00000000590f4f0a): kobject_add_internal: parent: 'queues', set: 'queues' [ 603.037301][T23952] kobject: 'rx-0' (00000000590f4f0a): kobject_uevent_env [ 603.044623][T23952] kobject: 'rx-0' (00000000590f4f0a): fill_kobj_path: path = '/devices/virtual/net/veth899/queues/rx-0' [ 603.056055][T23952] kobject: 'tx-0' (00000000bd2d6a65): kobject_add_internal: parent: 'queues', set: 'queues' [ 603.066735][T23952] kobject: 'tx-0' (00000000bd2d6a65): kobject_uevent_env [ 603.073820][T23952] kobject: 'tx-0' (00000000bd2d6a65): fill_kobj_path: path = '/devices/virtual/net/veth899/queues/tx-0' [ 603.086143][T23952] kobject: 'batman_adv' (000000001031957b): kobject_add_internal: parent: 'veth899', set: '' [ 603.104730][T23955] batman_adv: batadv0: Adding interface: veth899 [ 603.111353][T23955] batman_adv: batadv0: The MTU of interface veth899 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. [ 603.149466][T23955] batman_adv: batadv0: Interface activated: veth899 [ 603.162563][T23919] kobject: 'veth48' (00000000d2323c31): kobject_cleanup, parent 0000000061392a64 [ 603.179412][T23919] kobject: 'veth48' (00000000d2323c31): calling ktype release [ 603.181031][T23955] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 603.186923][T23919] kobject: 'veth48': free name 14:16:11 executing program 4: perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) 14:16:11 executing program 0: r0 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dlm_plock\x00', 0x400102, 0x0) ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000140)) r1 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xb, 0xffffffffffffffff, 0x0) r2 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r2, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r1, 0x2405, r2) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r1, 0x40042409, 0xffffffffffffffeb) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r3, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r3, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r3, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:16:11 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x1d4c, 0x0, 0x0) [ 603.224302][ T4000] kobject: 'loop4' (0000000053377bf1): kobject_uevent_env [ 603.248906][ T4000] kobject: 'loop4' (0000000053377bf1): fill_kobj_path: path = '/devices/virtual/block/loop4' 14:16:12 executing program 3: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xfffffffffffffffd, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) r3 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snapshot\x00', 0x210200, 0x0) ioctl$FICLONERANGE(r1, 0x4020940d, &(0x7f0000000140)={r3, 0x0, 0xe24, 0x80000000, 0x6}) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x0, 0x0, 0xffffffffffffffff) 14:16:12 executing program 1: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r5, @ANYBLOB="0000000000000000280012000c000100766574680000000018000200fd0001000000000023c0306554362dddcb892ef8051404bde5bf296e3c566a03d724f7ead1ef33adfdbe08b8c5236b93b9797b4409f6e370d1515d2e1fa63259e6d4bd05772981", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x300, &(0x7f0000000040)={&(0x7f00000000c0)=@newlink={0x28, 0x10, 0x801, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x3, 0xe4ffffff}, [@IFLA_PROTO_DOWN={0x8, 0xa, 0x14}]}, 0x28}}, 0x0) [ 603.275061][ T4000] kobject: 'loop3' (0000000070568ff7): kobject_uevent_env [ 603.284395][T23965] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.4'. [ 603.294351][ T4000] kobject: 'loop3' (0000000070568ff7): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 603.305870][T23965] kobject: 'veth48' (000000008550b84c): kobject_add_internal: parent: 'net', set: 'devices' [ 603.317889][T23965] kobject: 'veth48' (000000008550b84c): kobject_uevent_env [ 603.346979][T23965] kobject: 'veth48' (000000008550b84c): fill_kobj_path: path = '/devices/virtual/net/veth48' [ 603.367480][T23965] kobject: 'queues' (0000000064a6b1e5): kobject_add_internal: parent: 'veth48', set: '' [ 603.381171][T23965] kobject: 'queues' (0000000064a6b1e5): kobject_uevent_env [ 603.392720][T23965] kobject: 'queues' (0000000064a6b1e5): kobject_uevent_env: filter function caused the event to drop! [ 603.407411][T23965] kobject: 'rx-0' (00000000511e6027): kobject_add_internal: parent: 'queues', set: 'queues' [ 603.425073][T23965] kobject: 'rx-0' (00000000511e6027): kobject_uevent_env [ 603.433204][T23965] kobject: 'rx-0' (00000000511e6027): fill_kobj_path: path = '/devices/virtual/net/veth48/queues/rx-0' 14:16:12 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0xffffffffffffffeb) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f00000000c0)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x1d4c, 0x0, 0x0) [ 603.448086][T23965] kobject: 'tx-0' (0000000000c14ef2): kobject_add_internal: parent: 'queues', set: 'queues' [ 603.468726][T23965] kobject: 'tx-0' (0000000000c14ef2): kobject_uevent_env [ 603.478226][T23965] kobject: 'tx-0' (0000000000c14ef2): fill_kobj_path: path = '/devices/virtual/net/veth48/queues/tx-0' [ 603.493702][T23965] kobject: 'batman_adv' (00000000ef7f2ff4): kobject_add_internal: parent: 'veth48', set: '' [ 603.506354][ T4000] kobject: 'loop5' (000000003d4a4a13): kobject_uevent_env [ 603.517329][ T4000] kobject: 'loop5' (000000003d4a4a13): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 603.551315][T23965] kobject: 'batman_adv' (00000000ef7f2ff4): kobject_uevent_env [ 603.569292][T23965] kobject: 'batman_adv' (00000000ef7f2ff4): kobject_uevent_env: filter function caused the event to drop! [ 603.603797][T23965] kobject: 'batman_adv' (00000000ef7f2ff4): kobject_cleanup, parent 0000000061392a64 [ 603.615673][T23965] kobject: 'batman_adv' (00000000ef7f2ff4): calling ktype release [ 603.635612][T23965] kobject: (00000000ef7f2ff4): dynamic_kobj_release [ 603.643321][T23965] kobject: 'batman_adv': free name 14:16:12 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, 0x200000000011, r1, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40042409, 0