last executing test programs: 449.64718ms ago: executing program 0 (id=1): r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000002c0), 0x0, 0x0) preadv(r0, &(0x7f0000000240)=[{&(0x7f0000033a80)=""/102386, 0xfffffd6e}], 0x1, 0x0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000100)={'macvtap0\x00', 0x0}) sendmsg$nl_route_sched(r1, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=@newqdisc={0x44, 0x24, 0x4ee4e6a52ff56541, 0x70bd2a, 0xffffffff, {0x0, 0x0, 0x0, r2, {0x0, 0xfff1}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_hfsc={{0x9}, {0x14, 0x2, @TCA_HFSC_FSC={0x10, 0x2, {0xd, 0xfffffffb, 0x7fffffff}}}}]}, 0x44}, 0x1, 0x0, 0x0, 0x4000000}, 0x20040084) r3 = socket$igmp(0x2, 0x3, 0x2) setsockopt$MRT_ADD_MFC_PROXY(r3, 0x0, 0xd2, &(0x7f0000000040)={@broadcast, @multicast1, 0x1, "0d5011f02b7fab96e0aa834d3a9e7cfc12178ac0ab1e6227c2b6ddaa5effda90", 0x5, 0x16, 0xfffffffe, 0x1}, 0x3c) r4 = socket$igmp(0x2, 0x3, 0x2) setsockopt$MRT_ADD_MFC_PROXY(r4, 0x0, 0xd2, &(0x7f0000000000)={@broadcast, @multicast1, 0x0, "12ceaac82ab7d944e84b6fbd6178697e3b10c9b81bede26c85ee73daab4158e8", 0x2, 0x6, 0x4, 0x4}, 0x3c) setsockopt$MRT_FLUSH(r3, 0x0, 0xd4, &(0x7f0000000100)=0xcfea12065024b03, 0x4) sendmsg$nl_route_sched(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000001980)=@newqdisc={0x43c, 0x28, 0x4ee4e6a52ff56541, 0x5001, 0xfffffdfc, {0x0, 0x0, 0x0, r2, {0xfff3}, {0x0, 0xfff1}, {0x2, 0x8}}, [@qdisc_kind_options=@q_tbf={{0x8}, {0x408, 0x2, [@TCA_TBF_RTAB={0x1d6, 0x2, [0x80000001, 0x8001, 0x3, 0x0, 0x6, 0x4, 0x8, 0x9, 0x401, 0xfffffffc, 0x6, 0xfffffff7, 0x3, 0x3, 0x4, 0x3, 0x100, 0x8, 0xff, 0x80, 0x9, 0x8001, 0x80, 0x7, 0x101, 0xa46, 0xeb, 0x7ff, 0x7, 0x10001, 0x9, 0x6, 0x9c01, 0x7, 0x4, 0x0, 0xfaa, 0xc88, 0x6, 0x8d1, 0x1ff, 0x2, 0x1, 0x80000000, 0x6a, 0xffffffff, 0x7, 0x4, 0x3, 0x6, 0x0, 0x100, 0x4, 0x9, 0x8, 0x3, 0xd, 0x14574, 0x0, 0x7f, 0x7, 0x1, 0x314, 0x7, 0xe, 0xfccf, 0x2, 0x45, 0x7, 0x4, 0x2, 0x8, 0x5, 0x3, 0x1, 0x4, 0x1, 0x40, 0xb, 0x3ff, 0xfffffff9, 0x6, 0x9, 0x8, 0x80, 0x59b, 0x1, 0x2, 0x6, 0xc, 0x0, 0xfffffffa, 0x4, 0xba65, 0x4, 0x0, 0x70e, 0x9, 0xd, 0x1, 0x0, 0x7fffffff, 0x7fff, 0xfff, 0x4, 0x4, 0xac1, 0x5, 0x4, 0x9, 0x5, 0x9, 0x7, 0x5371, 0x709d7f5b, 0xa09a, 0xfffffffe, 0x4b8a, 0x9, 0x7, 0x4, 0x3, 0x8a9, 0x6, 0x4, 0x10001, 0xc0000000, 0x4, 0x7, 0xf, 0x86, 0x7, 0x3, 0x9, 0x9, 0x663, 0xfffffffd, 0xe2, 0x0, 0x4, 0x4, 0x6, 0xfc, 0x1, 0x9, 0x8, 0x7, 0x8001, 0x0, 0x4, 0x5, 0xfd, 0x90, 0xffff, 0x5, 0xfffeffff, 0x7, 0x9, 0x8e0e, 0x1, 0xe, 0x8, 0x1, 0x2, 0x5, 0x0, 0xb, 0x6, 0x4, 0x9, 0x9, 0x0, 0xc, 0xaa8, 0xcb1a, 0x7, 0xffffffff, 0x9, 0x2, 0x81, 0x9, 0x280, 0x0, 0x8, 0x9, 0x8, 0xfffffff9, 0x800, 0x18e, 0x5, 0x5, 0x1, 0x32, 0x6, 0x4f, 0x8, 0xfffffff9, 0x1, 0x0, 0x6, 0x1, 0x7, 0x8001, 0x7, 0x53f, 0x4, 0xd13b, 0xb, 0x6, 0xb, 0x100, 0x7, 0x5, 0x6, 0x1, 0x10001, 0x6, 0x4, 0x7, 0x82, 0xf0, 0x4, 0x3, 0x6, 0x4, 0x5, 0x400, 0x0, 0x0, 0x1000, 0x6, 0xc, 0x2, 0x1, 0x3, 0xc, 0x8, 0x80000001, 0x8, 0xa4eb, 0x7, 0x4, 0xffffffff, 0x1ff, 0x3ff, 0x3, 0x80, 0x3, 0x8001, 0x1, 0x8, 0xe1, 0xc, 0x5, 0x3, 0x95]}]}}, @TCA_RATE={0x5, 0x5, {0x0, 0x11}}]}, 0x43c}, 0x1, 0x0, 0x0, 0x40098}, 0x4000000) sendfile(r0, r1, 0x0, 0x8) pwritev2(0xffffffffffffffff, &(0x7f0000000240), 0x0, 0x5000, 0x0, 0x3) r5 = syz_open_procfs(0x0, &(0x7f0000000080)='net/tcp\x00') socketpair$unix(0x1, 0x5, 0x0, 0x0) openat$tun(0xffffffffffffff9c, 0x0, 0x103000, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)) bpf$BPF_PROG_QUERY(0x10, 0x0, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x65, 0x0, 0x0, 0x0, 0x0, 0x22, 0x0, 0xb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe093, 0x2, @perf_bp={0x0, 0x8}, 0x4, 0x0, 0x11000, 0x0, 0x2, 0x80000001, 0x0, 0x0, 0x0, 0x0, 0xc0}, 0x0, 0xdfffffffffffffff, 0xffffffffffffffff, 0xb) ioctl$SIOCGETNODEID(r5, 0x89e1, &(0x7f0000000480)={0x4}) add_key(&(0x7f00000001c0)='ceph\x00', 0x0, 0x0, 0x0, 0xffffffffffffffff) bpf$BPF_PROG_TEST_RUN(0xa, 0x0, 0x0) sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, 0x0, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x8946, &(0x7f0000000080)) setsockopt$IP6T_SO_SET_REPLACE(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000000000)=@raw={'raw\x00', 0x8, 0x3, 0x380, 0xf0, 0xffffffff, 0xffffffff, 0xf0, 0xffffffff, 0x3a8, 0xffffffff, 0xffffffff, 0x3a8, 0xffffffff, 0x7fffffe, 0x0, {[{{@uncond, 0x0, 0xd0, 0xf0, 0x60030000, {0x0, 0xff000000}, [@common=@inet=@socket3={{0x28}, 0x1}]}, @unspec=@TRACE={0x20}}, {{@ipv6={@private1={0xfc, 0x1, '\x00', 0x1}, @private2, [0xffffff00, 0xffffffff, 0x0, 0xffffff00], [0xffffffff, 0xff, 0xffffffff, 0xff000000], 'netpci0\x00', 'ipvlan0\x00', {}, {0xff}, 0x2b, 0x2, 0x5, 0x5}, 0x0, 0x1a0, 0x1c0, 0x0, {}, [@common=@inet=@recent0={{0xf8}, {0x2b, 0x0, 0x8, 0x0, 'syz0\x00'}}]}, @unspec=@NOTRACK={0x20}}], {{'\x00', 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x3e0) preadv(r5, &(0x7f0000000740)=[{&(0x7f0000000040)=""/13, 0xd}], 0x1, 0x3ff, 0x101) ioctl$VT_RESIZEX(0xffffffffffffffff, 0x560a, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x2000, 0x1}) 0s ago: executing program 4 (id=5): syz_open_dev$tty1(0xc, 0x4, 0x1) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) getpid() r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x31, &(0x7f0000000040)=0x7, 0x4) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20, 0x400000, @empty, 0xd}, 0x1c) syz_emit_ethernet(0x2a, &(0x7f0000000080)={@multicast, @multicast, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x11, 0x0, @remote, @multicast1=0xac14140f}, {0x4e21, 0x4e20, 0x8}}}}}, 0x0) r1 = socket(0x10, 0x3, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) syz_emit_ethernet(0x4e, &(0x7f0000000780)={@broadcast, @local, @void, {@ipv6={0x86dd, @icmpv6={0x0, 0x6, '\x00 \x00', 0x18, 0x3a, 0xff, @ipv4={'\x00', '\xff\xff', @private=0xa010100}, @local, {[], @mld={0x187, 0x0, 0x0, 0x0, 0x0, @local}}}}}}, 0x0) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) setreuid(0xffffffffffffffff, 0xee01) mknod$loop(&(0x7f0000000080)='./file0\x00', 0x2000, 0x1) stat(0x0, &(0x7f0000000140)) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r1, 0x84, 0xf, &(0x7f00000001c0)={0x0, @in6={{0xa, 0x4e22, 0x0, @local, 0x1000}}, 0x7, 0x9, 0x10, 0x9, 0xfff}, &(0x7f00000002c0)=0x98) setsockopt$inet_sctp_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000300)={r2, 0xffffff80}, 0x8) setpriority(0x0, 0x1, 0xa7a8) r3 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc)=0x0) timer_settime(r4, 0x1, &(0x7f0000000280)={{0x0, 0x989680}, {0x0, 0x3938700}}, 0x0) syz_open_procfs(0x0, 0x0) futex(&(0x7f000000cffc)=0x1, 0x86, 0xfffffffe, 0x0, 0x0, 0xfffffffc) r5 = socket$inet_mptcp(0x2, 0x1, 0x106) setsockopt$inet_tcp_int(r5, 0x29, 0x8, 0x0, 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.1.60' (ED25519) to the list of known hosts. [ 34.859754][ T28] audit: type=1400 audit(1771403195.237:62): avc: denied { mounton } for pid=3302 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2022 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 34.883160][ T28] audit: type=1400 audit(1771403195.257:63): avc: denied { mount } for pid=3302 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 34.886014][ T3302] cgroup: Unknown subsys name 'net' [ 34.911755][ T28] audit: type=1400 audit(1771403195.287:64): avc: denied { unmount } for pid=3302 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 35.026666][ T3302] cgroup: Unknown subsys name 'cpuset' [ 35.033069][ T3302] cgroup: Unknown subsys name 'rlimit' [ 35.144597][ T28] audit: type=1400 audit(1771403195.517:65): avc: denied { setattr } for pid=3302 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=142 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 35.168366][ T28] audit: type=1400 audit(1771403195.527:66): avc: denied { create } for pid=3302 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 35.194377][ T28] audit: type=1400 audit(1771403195.527:67): avc: denied { write } for pid=3302 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 35.215119][ T28] audit: type=1400 audit(1771403195.527:68): avc: denied { read } for pid=3302 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 35.235727][ T28] audit: type=1400 audit(1771403195.547:69): avc: denied { mounton } for pid=3302 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 35.261438][ T28] audit: type=1400 audit(1771403195.557:70): avc: denied { mount } for pid=3302 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 35.283658][ T3305] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 35.285728][ T28] audit: type=1400 audit(1771403195.567:71): avc: denied { read } for pid=3040 comm="dhcpcd" scontext=system_u:system_r:dhcpc_t tcontext=system_u:system_r:dhcpc_t tclass=netlink_kobject_uevent_socket permissive=1 [ 35.333197][ T3302] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 36.483579][ T3314] chnl_net:caif_netlink_parms(): no params data found [ 36.569780][ T3314] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.577141][ T3314] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.584368][ T3314] bridge_slave_0: entered allmulticast mode [ 36.591541][ T3314] bridge_slave_0: entered promiscuous mode [ 36.602764][ T3314] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.610573][ T3314] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.617798][ T3314] bridge_slave_1: entered allmulticast mode [ 36.624258][ T3314] bridge_slave_1: entered promiscuous mode [ 36.634781][ T3324] chnl_net:caif_netlink_parms(): no params data found [ 36.660286][ T3320] chnl_net:caif_netlink_parms(): no params data found [ 36.692979][ T3314] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 36.721452][ T3314] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 36.739157][ T3316] chnl_net:caif_netlink_parms(): no params data found [ 36.773374][ T3314] team0: Port device team_slave_0 added [ 36.780159][ T3314] team0: Port device team_slave_1 added [ 36.824223][ T3324] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.831458][ T3324] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.838806][ T3324] bridge_slave_0: entered allmulticast mode [ 36.845261][ T3324] bridge_slave_0: entered promiscuous mode [ 36.852197][ T3320] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.859625][ T3320] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.866851][ T3320] bridge_slave_0: entered allmulticast mode [ 36.873284][ T3320] bridge_slave_0: entered promiscuous mode [ 36.882608][ T3314] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 36.889626][ T3314] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 36.915911][ T3314] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.927042][ T3318] chnl_net:caif_netlink_parms(): no params data found [ 36.936659][ T3324] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.943810][ T3324] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.951213][ T3324] bridge_slave_1: entered allmulticast mode [ 36.957872][ T3324] bridge_slave_1: entered promiscuous mode [ 36.964078][ T3320] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.971282][ T3320] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.978626][ T3320] bridge_slave_1: entered allmulticast mode [ 36.984987][ T3320] bridge_slave_1: entered promiscuous mode [ 36.994900][ T3314] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.002170][ T3314] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 37.028313][ T3314] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.062188][ T3324] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 37.088500][ T3324] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 37.111320][ T3320] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 37.126446][ T3320] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 37.145792][ T3324] team0: Port device team_slave_0 added [ 37.154402][ T3316] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.161610][ T3316] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.169022][ T3316] bridge_slave_0: entered allmulticast mode [ 37.175624][ T3316] bridge_slave_0: entered promiscuous mode [ 37.197591][ T3324] team0: Port device team_slave_1 added [ 37.211024][ T3316] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.218297][ T3316] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.225432][ T3316] bridge_slave_1: entered allmulticast mode [ 37.231940][ T3316] bridge_slave_1: entered promiscuous mode [ 37.240622][ T3314] hsr_slave_0: entered promiscuous mode [ 37.247054][ T3314] hsr_slave_1: entered promiscuous mode [ 37.253969][ T3320] team0: Port device team_slave_0 added [ 37.278756][ T3320] team0: Port device team_slave_1 added [ 37.285565][ T3316] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 37.299661][ T3318] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.307008][ T3318] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.314218][ T3318] bridge_slave_0: entered allmulticast mode [ 37.321012][ T3318] bridge_slave_0: entered promiscuous mode [ 37.327956][ T3318] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.335134][ T3318] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.342385][ T3318] bridge_slave_1: entered allmulticast mode [ 37.349129][ T3318] bridge_slave_1: entered promiscuous mode [ 37.361293][ T3316] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 37.370847][ T3324] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.377973][ T3324] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 37.404238][ T3324] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.436068][ T3324] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.443111][ T3324] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 37.469399][ T3324] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.491820][ T3318] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 37.501286][ T3320] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.508364][ T3320] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 37.534363][ T3320] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.565018][ T3318] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 37.574931][ T3320] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.581915][ T3320] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 37.608449][ T3320] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.620217][ T3316] team0: Port device team_slave_0 added [ 37.627425][ T3316] team0: Port device team_slave_1 added [ 37.665331][ T3316] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.672335][ T3316] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 37.698844][ T3316] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.723769][ T3318] team0: Port device team_slave_0 added [ 37.729828][ T3316] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.736878][ T3316] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 37.763006][ T3316] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.776972][ T3324] hsr_slave_0: entered promiscuous mode [ 37.783271][ T3324] hsr_slave_1: entered promiscuous mode [ 37.789168][ T3324] debugfs: 'hsr0' already exists in 'hsr' [ 37.795060][ T3324] Cannot create hsr debugfs directory [ 37.806938][ T3318] team0: Port device team_slave_1 added [ 37.843243][ T3320] hsr_slave_0: entered promiscuous mode [ 37.849498][ T3320] hsr_slave_1: entered promiscuous mode [ 37.855371][ T3320] debugfs: 'hsr0' already exists in 'hsr' [ 37.861331][ T3320] Cannot create hsr debugfs directory [ 37.876588][ T3316] hsr_slave_0: entered promiscuous mode [ 37.883041][ T3316] hsr_slave_1: entered promiscuous mode [ 37.889311][ T3316] debugfs: 'hsr0' already exists in 'hsr' [ 37.895142][ T3316] Cannot create hsr debugfs directory [ 37.917035][ T3318] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.924114][ T3318] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 37.950777][ T3318] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.986983][ T3318] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.993951][ T3318] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 38.020045][ T3318] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.117173][ T3318] hsr_slave_0: entered promiscuous mode [ 38.123309][ T3318] hsr_slave_1: entered promiscuous mode [ 38.129365][ T3318] debugfs: 'hsr0' already exists in 'hsr' [ 38.135103][ T3318] Cannot create hsr debugfs directory [ 38.175544][ T3314] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 38.194458][ T3314] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 38.215675][ T3314] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 38.230296][ T3314] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 38.276870][ T3320] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 38.288858][ T3320] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 38.300624][ T3320] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 38.315103][ T3320] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 38.344186][ T3316] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 38.357912][ T3316] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 38.367374][ T3316] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 38.376654][ T3316] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 38.420030][ T3324] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 38.430342][ T3324] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 38.449619][ T3324] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 38.459885][ T3314] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.468632][ T3324] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 38.503574][ T3314] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.521125][ T50] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.528331][ T50] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.541058][ T3318] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 38.551210][ T3318] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 38.561781][ T50] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.568920][ T50] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.582838][ T3320] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.590429][ T3318] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 38.602367][ T3318] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 38.649914][ T3320] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.666299][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.673433][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.682877][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.690236][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.719324][ T3316] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.740929][ T3324] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.778057][ T3316] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.793848][ T3324] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.812531][ T50] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.819732][ T50] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.835535][ T3314] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 38.845313][ T3318] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.861916][ T50] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.869064][ T50] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.879312][ T50] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.886606][ T50] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.922071][ T348] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.929756][ T348] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.946956][ T3318] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.975133][ T348] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.982367][ T348] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.999908][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.007059][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.028099][ T3320] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.066553][ T3314] veth0_vlan: entered promiscuous mode [ 39.089412][ T3314] veth1_vlan: entered promiscuous mode [ 39.140923][ T3314] veth0_macvtap: entered promiscuous mode [ 39.165737][ T3314] veth1_macvtap: entered promiscuous mode [ 39.190390][ T3324] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.201744][ T3318] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.216781][ T3314] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 39.245608][ T3314] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 39.257992][ T3316] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 39.294272][ T30] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.311024][ T30] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.330040][ T30] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.339607][ T30] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.366649][ T3320] veth0_vlan: entered promiscuous mode [ 39.398516][ T3320] veth1_vlan: entered promiscuous mode [ 39.424736][ T3318] veth0_vlan: entered promiscuous mode [ 39.441487][ T3318] veth1_vlan: entered promiscuous mode [ 39.459931][ T3314] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 39.465507][ T3320] veth0_macvtap: entered promiscuous mode [ 39.488219][ T3324] veth0_vlan: entered promiscuous mode [ 39.504215][ T3324] veth1_vlan: entered promiscuous mode [ 39.524444][ T3320] veth1_macvtap: entered promiscuous mode [ 39.539255][ T3318] veth0_macvtap: entered promiscuous mode [ 39.553727][ T3324] veth0_macvtap: entered promiscuous mode [ 39.576222][ T3318] veth1_macvtap: entered promiscuous mode [ 39.591459][ T3324] veth1_macvtap: entered promiscuous mode [ 39.604089][ T3320] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 39.613287][ T3485] netlink: 556 bytes leftover after parsing attributes in process `syz.0.1'. [ 39.627184][ T3318] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 39.645371][ T3320] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 39.688547][ T57] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.706503][ T3316] veth0_vlan: entered promiscuous mode [ 39.717908][ T57] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.736261][ T57] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.748508][ T3324] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 39.757158][ T57] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.784643][ T3318] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 39.798520][ T3316] veth1_vlan: entered promiscuous mode [ 39.810289][ T3324] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 39.844044][ T57] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.853376][ T57] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.869171][ T57] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.880788][ T57] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.909738][ T57] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.931404][ T3316] veth0_macvtap: entered promiscuous mode [ 39.959483][ T57] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.975864][ T57] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 39.991783][ T3316] veth1_macvtap: entered promiscuous mode [ 40.013326][ T28] kauditd_printk_skb: 31 callbacks suppressed [ 40.013342][ T28] audit: type=1400 audit(1771403200.387:103): avc: denied { name_bind } for pid=3488 comm="syz.4.5" src=20000 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unreserved_port_t tclass=udp_socket permissive=1 [ 40.043106][ T28] audit: type=1400 audit(1771403200.387:104): avc: denied { mounton } for pid=3318 comm="syz-executor" path="/dev/gadgetfs" dev="devtmpfs" ino=538 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 40.064389][ T57] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.093320][ T3318] ================================================================== [ 40.101469][ T3318] BUG: KCSAN: data-race in kick_pool / wq_worker_running [ 40.108546][ T3318] [ 40.110956][ T3318] read-write to 0xffff888237c2a8a4 of 4 bytes by task 3368 on cpu 0: [ 40.119036][ T3318] wq_worker_running+0x95/0x120 [ 40.123946][ T3318] schedule_preempt_disabled+0x10/0x20 [ 40.129507][ T3318] __mutex_lock+0x502/0xed0 [ 40.134031][ T3318] __mutex_lock_slowpath+0xa/0x10 [ 40.139086][ T3318] mutex_lock+0x88/0x90 [ 40.143267][ T3318] pcpu_balance_workfn+0x49/0xa40 [ 40.148304][ T3318] process_scheduled_works+0x4de/0x9e0 [ 40.153781][ T3318] worker_thread+0x581/0x770 [ 40.158476][ T3318] kthread+0x22a/0x280 [ 40.162631][ T3318] ret_from_fork+0x150/0x360 [ 40.167249][ T3318] ret_from_fork_asm+0x1a/0x30 [ 40.172037][ T3318] [ 40.174364][ T3318] read to 0xffff888237c2a8a4 of 4 bytes by task 3318 on cpu 1: [ 40.181913][ T3318] kick_pool+0x49/0x2d0 [ 40.186099][ T3318] __queue_work+0x896/0xaf0 [ 40.190630][ T3318] queue_work_on+0xa9/0x140 [ 40.195174][ T3318] pcpu_alloc_noprof+0x728/0x1030 [ 40.200208][ T3318] xt_percpu_counter_alloc+0x78/0x110 [ 40.205774][ T3318] translate_table+0x94c/0x10d0 [ 40.210631][ T3318] ipt_register_table+0x92/0x420 [ 40.215672][ T3318] iptable_mangle_table_init+0x4d/0x70 [ 40.221159][ T3318] xt_find_table_lock+0x1a7/0x2c0 [ 40.226204][ T3318] xt_request_find_table_lock+0x24/0xa0 [ 40.231854][ T3318] do_ipt_get_ctl+0x590/0xc00 [ 40.236637][ T3318] nf_getsockopt+0x190/0x1b0 [ 40.241272][ T3318] ip_getsockopt+0x137/0x180 [ 40.245884][ T3318] tcp_getsockopt+0xad/0xe0 [ 40.250445][ T3318] sock_common_getsockopt+0x60/0x70 [ 40.255671][ T3318] do_sock_getsockopt+0x1c4/0x210 [ 40.260713][ T3318] __x64_sys_getsockopt+0x11d/0x1a0 [ 40.265939][ T3318] x64_sys_call+0x2dcf/0x3020 [ 40.270663][ T3318] do_syscall_64+0x12c/0x370 [ 40.275269][ T3318] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 40.281192][ T3318] [ 40.283516][ T3318] value changed: 0x00000000 -> 0x00000001 [ 40.289227][ T3318] [ 40.291551][ T3318] Reported by Kernel Concurrency Sanitizer on: [ 40.297716][ T3318] CPU: 1 UID: 0 PID: 3318 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) [ 40.307381][ T3318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 40.317441][ T3318] ================================================================== [ 40.347143][ T3316] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 40.376656][ T3316] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 40.392592][ T36] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.411256][ T36] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.444370][ T36] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 40.453806][ T36] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0