last executing test programs: 2.084114077s ago: executing program 2 (id=1258): socket$kcm(0xa, 0x2, 0x3a) bpf$PROG_LOAD(0x5, &(0x7f0000000280)={0x15, 0x2000000000000216, &(0x7f0000000440)=ANY=[@ANYBLOB="18000000000000000000000000000000850000000f00000018010000646c6c2400000000000000007b1af8ff00000000bfa100000000000007010000f8ffffffb70200"], 0x0, 0xffffffff, 0x0, 0x0, 0x0, 0x1c, '\x00', 0x0, @fallback=0x28, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x94) r0 = bpf$PROG_LOAD(0x5, &(0x7f00000005c0)={0x7, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000240)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$PROG_LOAD(0x5, 0x0, 0x0) r1 = perf_event_open(&(0x7f00000012c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x20, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x400000, 0x10}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_BPF(r1, 0x40042408, r0) bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=ANY=[@ANYBLOB="10000000040000000800000005"], 0x50) r2 = bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=ANY=[], 0x48) r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x6, 0xc, &(0x7f00000001c0)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r2, @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bc82000000000000a6020000f8ffffffb703000008000000b703000000000000850000003300000095"], &(0x7f0000000180)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @xdp, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000280)={{r2}, &(0x7f0000000080), 0x0}, 0x20) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000680)={r3, 0x18000000000002a0, 0xe, 0x0, &(0x7f0000000580)="b9e103076804268c989e14f088a8", 0x0, 0x53f, 0x60000000, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x50) perf_event_open(&(0x7f0000000140)={0x2, 0x80, 0x29, 0x1, 0x0, 0x0, 0x0, 0x0, 0x510, 0x15, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe, 0x2, @perf_bp={0x0}, 0x0, 0x10000, 0x9e4, 0x5, 0x8, 0x20005, 0x0, 0x0, 0x0, 0x0, 0x20000006}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x2) r4 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000080)={0x5, 0x3, &(0x7f0000000500)=ANY=[@ANYBLOB="1800000000001200000000000000000095"], &(0x7f0000000c00)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x9}, 0x94) close(0x3) bpf$BPF_PROG_TEST_RUN(0x1c, &(0x7f00000002c0)={r4, 0x4, 0x29, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$MAP_CREATE(0x0, &(0x7f0000000400)=ANY=[@ANYBLOB="0e000000040000000400000003"], 0x48) r5 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r5, &(0x7f0000000000)={0x0, 0x20, &(0x7f0000000140)=[{&(0x7f0000000180)="2e00000011008b88040f80ec59acbc0413a1f8480f0000005e2900421803001825000a001400000002800000121f", 0x2e}], 0x1}, 0x0) bpf$MAP_CREATE_CONST_STR(0x0, &(0x7f0000000240)={0x2, 0x4, 0x8, 0x1, 0x80, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x50) r6 = socket$kcm(0x2, 0x200000000000001, 0x0) sendmsg$inet(r6, &(0x7f0000000080)={&(0x7f0000000340)={0x2, 0x4001, @dev}, 0x10, 0x0}, 0x3000c085) r7 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000280)='memory.stat\x00', 0x26e1, 0x0) setsockopt$sock_attach_bpf(r6, 0x1, 0x3e, &(0x7f0000000100)=r7, 0x4) bpf$MAP_CREATE(0x0, &(0x7f0000000280)=ANY=[@ANYBLOB="07000000040000001800000001"], 0x50) bpf$MAP_CREATE(0x0, &(0x7f0000000180)=@base={0xa, 0x1, 0x4, 0x8}, 0x50) socket$kcm(0xa, 0x1, 0x0) r8 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xd, &(0x7f00000002c0)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32, @ANYBLOB="0000000000000000b7080000000002007b8af8ff00000000bfa200000000000007020000f8ffffffb703000008000000b704000000000000850000000100000085000000070000"], &(0x7f0000000240)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000280)={{}, &(0x7f0000000080), &(0x7f0000000200)=r8}, 0x20) perf_event_open(&(0x7f0000000500)={0x2, 0x80, 0x28, 0x1, 0x0, 0x0, 0x0, 0x9, 0x640b9, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x107b7e, 0x0, @perf_config_ext={0x0, 0x3fff7ffa}, 0x0, 0x35, 0x43a1bd76, 0x7, 0x3, 0x6, 0x2, 0x0, 0x0, 0x0, 0x2009}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$kcm(0xa, 0x1, 0x106) 1.440190073s ago: executing program 0 (id=1266): bpf$PROG_LOAD(0x5, &(0x7f0000000040)={0x3, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="18000000000000000000000000000000180100002020702500000000002020206b1af8ff00000000bfa100000000000007010000f8ffffffb7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x20, 0x4, &(0x7f0000000480)=@framed={{}, [@ldst={0x1, 0x1, 0x4, 0x0, 0x1, 0xfffffffffffffffe}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @netfilter=0x2d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x94) bpf$PROG_LOAD(0x5, &(0x7f00000005c0)={0x7, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000240)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) 1.354225395s ago: executing program 3 (id=1267): bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000640)={@map, 0xffffffffffffffff, 0x31, 0x1}, 0x20) 1.332917256s ago: executing program 0 (id=1268): r0 = openat$tun(0xffffffffffffff9c, &(0x7f00000004c0), 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'pimreg0\x00', 0x7c2}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30a) 1.17231167s ago: executing program 3 (id=1270): bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32, @ANYBLOB="0000000000000000b7080000000009007b8af8ff00000000bfa200000000000007020000f8ffffffb703000008000000b704000000000000850000000100000095"], 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe}, 0x94) r0 = bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=ANY=[@ANYBLOB="19000000040000000400000005"], 0x50) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000380)={0x16, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r0], &(0x7f0000000240)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x6c69f68dc1cf3e78, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$MAP_UPDATE_ELEM_TAIL_CALL(0x2, &(0x7f0000000880)={{r0}, &(0x7f0000000800), &(0x7f0000000840)=r1}, 0x20) bpf$MAP_UPDATE_CONST_STR(0x2, &(0x7f0000000200)={{r0}, &(0x7f0000000080), &(0x7f00000001c0)='%ps \x00'}, 0x20) 1.17217796s ago: executing program 1 (id=1271): r0 = bpf$MAP_CREATE(0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="050000000a0000004200000040"], 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000080), &(0x7f0000000340), 0x1003, r0}, 0x38) 1.103774542s ago: executing program 2 (id=1272): bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32, @ANYBLOB="0000000000000000b70800000d0000007b8af8ff00000000bfa200000000000007020000f8ffffffb703000008000000b704000000000000850000000100000095"], 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000740)=ANY=[@ANYBLOB="0b00000005000000000400000900000001"], 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000500)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32, @ANYBLOB="0000000000000000b708000008"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0xe, 0x0, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000800000000000000000000018110000", @ANYRES32=r0], 0x0, 0x0, 0x0, 0x0, 0x0, 0x59, '\x00', 0x0, @fallback=0xd, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000800)={0x6, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000b00)='syzkaller\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, @fallback=0x16, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x21, 0x0, 0x0, 0x0}, 0x94) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000000)={r1, 0x2000000, 0xe, 0x0, &(0x7f00000004c0)="630b008646dc3f0adf33c9f7b986", 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x2}, 0x50) 1.078042812s ago: executing program 3 (id=1273): bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x13, 0x4, &(0x7f0000000000)=@framed={{}, [@call={0x85, 0x0, 0x0, 0x4a}]}, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x1d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) 976.351735ms ago: executing program 0 (id=1274): syz_open_procfs$namespace(0x0, &(0x7f0000000080)) perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0xec, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x2}, 0x828, 0x0, 0x0, 0x0, 0x10000, 0x800000, 0x9, 0x0, 0x0, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) close(0x3) 962.383135ms ago: executing program 3 (id=1275): bpf$PROG_LOAD_XDP(0x5, &(0x7f00000001c0)={0x6, 0xb, &(0x7f00000007c0)=ANY=[@ANYBLOB="18000000000000000000000004000000180100002020782500000000002020207b1af8ff00000000bfa100000000000007010000bbffffffb702000008000000b70300000000000085000000cf00000095"], &(0x7f0000000000)='syzkaller\x00', 0x3, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0xc}, 0x94) 932.794566ms ago: executing program 1 (id=1276): perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4d31, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0}, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$BPF_BTF_LOAD(0x12, 0x0, 0x0) bpf$MAP_CREATE_CONST_STR(0x0, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x3, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x61, 0x10, 0xb0}, [@ldst={0x3, 0x0, 0x3, 0x1c10a1, 0x5, 0x2c}], {0x95, 0x0, 0x9}}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x0, 0x10, &(0x7f0000000000), 0x85}, 0x52) 804.267369ms ago: executing program 2 (id=1277): bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x4, 0x13, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000000000000000000000000000180100002020702500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b70300000000000085000000b00000001801000020207025000000ffffffff207b"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x22, '\x00', 0x0, @fallback=0x36, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='blkio.bfq.io_wait_time\x00', 0x26e1, 0x0) close(r0) socket$kcm(0x11, 0xa, 0x300) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000000)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0x500, 0x60000000, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x8}, 0x50) ioctl$TUNGETVNETLE(r0, 0x8953, &(0x7f0000000040)) 804.049239ms ago: executing program 3 (id=1278): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000400)={0x18, 0x8, &(0x7f0000000180)=ANY=[@ANYBLOB="180100000000000000000000040000008510000003000000180000000000000000000000000000009500000000000000bfa000000000000095"], &(0x7f0000000000)='GPL\x00', 0x4, 0xfb, &(0x7f0000003b00)=""/251, 0x40f00, 0x8, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x5}, 0x94) 796.05113ms ago: executing program 0 (id=1279): perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0x4c, 0x1, 0x0, 0x0, 0x0, 0x0, 0x4000, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffb, 0x0, @perf_config_ext={0x0, 0xc}, 0x0, 0x0, 0x0, 0x8, 0x3fe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) r0 = bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000480)={0x6, 0x3, &(0x7f00000000c0)=ANY=[@ANYBLOB="1800000002000000000000000000082295"], &(0x7f0000000040)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x6}, 0x94) openat$tun(0xffffffffffffff9c, 0x0, 0x121400, 0x0) perf_event_open(&(0x7f00000003c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4d31, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x3}, 0x0, 0x2, 0xfffffffe, 0x8, 0x2}, 0x0, 0xfeffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0x11, 0x200000000000002, 0x300) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) close(r3) recvmsg$unix(r2, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0x15}, 0x0) setsockopt$sock_attach_bpf(r1, 0x107, 0x12, &(0x7f00000008c0)=r4, 0x4) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000600)={r0, 0x1f4, 0xe, 0x0, &(0x7f0000000940)="ff412f66b083dcc1010b3efc8864", 0x0, 0x300, 0x300, 0x0, 0x0, 0x0, 0x0, 0x2, 0xffff80fe, 0x6}, 0x50) 776.26352ms ago: executing program 1 (id=1280): r0 = socket$kcm(0xa, 0x2, 0x0) setsockopt$sock_attach_bpf(r0, 0x29, 0x14, &(0x7f0000000440), 0x3d) perf_event_open(&(0x7f0000000300)={0x2, 0x80, 0xeb, 0x0, 0x0, 0x0, 0x0, 0x480000000000000b, 0x8, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x2, @perf_bp={0x0, 0xc}, 0x11efa, 0x4, 0x98, 0x0, 0x2, 0xfffff274, 0xfffc, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x2) close(r0) 636.319834ms ago: executing program 2 (id=1281): bpf$PROG_LOAD(0x5, &(0x7f00000054c0)={0x4, 0x16, &(0x7f0000000f40)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00'}, 0x48) 636.098883ms ago: executing program 3 (id=1282): gettid() r0 = socket$kcm(0x10, 0x2, 0x0) socketpair(0x1e, 0x1, 0x0, 0x0) r1 = socket$kcm(0x1e, 0x4, 0x0) sendmsg$inet(r1, 0x0, 0xc000) r2 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r2, &(0x7f0000000600)={0x0, 0x91f, &(0x7f0000000080)=[{&(0x7f0000000040)="2e00000010008188040f80ec59acbc0413a1f848100000005e140602000000000e000a000f00000002800000121f", 0x2e}], 0x1}, 0x0) perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0xec, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2501, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe, 0x4, @perf_config_ext={0xf3c7, 0x9}, 0x118d2a, 0x0, 0x0, 0x0, 0x10000, 0x800000, 0x0, 0x0, 0x0, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$inet(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)=[{&(0x7f00000006c0)="5c00000013006bcd9e3fe3dc6e48aa310b6b8703100000001f03000000000000040014000d000a000d0000009ee517d34460bc24eab556a705251e6182949a3651f60a84c9f5d1938037e786a6d0bdd7fcf50e4509c5bb5a00f69853", 0x5c}], 0x1, 0x0, 0x0, 0x1f00c00e}, 0x4014) 559.151635ms ago: executing program 2 (id=1283): r0 = socket$kcm(0x11, 0x200000000000002, 0x300) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000580)={0xffffffffffffffff, 0xffffffffffffffff}) perf_event_open(&(0x7f0000000300)={0x2, 0x80, 0xec, 0x0, 0x0, 0x0, 0x0, 0x480000000000000a, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffd, 0x4, @perf_bp={0x0, 0x1}, 0x11fda, 0x6, 0xfffef071, 0x4, 0x2, 0xfffff271, 0xfffc, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xfffffdffffffffff, 0xffffffffffffffff, 0x2) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000003840)={0x0, 0x0, &(0x7f0000000500)=[{&(0x7f0000000380)="fbe6bd8dfcdda5a210b8cfefbd66f459c7261b927d25d3cf74d2f7c97735eba47f606a290d18492592230700000000000000081fdbd921ed4db0e67c9d5ab1452445a1e0da5ac68b13f4afe2712eeaad350d07", 0x53}], 0x1}, 0x0) close(r2) recvmsg$unix(r1, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0x18}, 0x102) setsockopt$sock_attach_bpf(r0, 0x107, 0x12, &(0x7f00000008c0)=r3, 0x4) close(0x3) 474.855178ms ago: executing program 2 (id=1284): perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0x4c, 0x1, 0x0, 0x0, 0x0, 0x0, 0x4000, 0xe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffb, 0x0, @perf_config_ext={0x0, 0xc}, 0x0, 0x0, 0x0, 0x8, 0x3fe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f00000017c0)=ANY=[@ANYBLOB="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&(0x7f0000000340)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x8}, 0x94) perf_event_open(&(0x7f00000003c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4d34, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext={0x3, 0x5}, 0x100066, 0x2, 0xdffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xa) r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0x4c, 0x1, 0x0, 0x0, 0x0, 0x0, 0x4000, 0xa, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffb, 0x0, @perf_config_ext={0x0, 0xc}, 0x0, 0x0, 0x0, 0x8, 0x3fe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) r2 = bpf$PROG_LOAD(0x5, &(0x7f00000018c0)={0x5, 0x5, &(0x7f0000000180)=ANY=[@ANYBLOB], &(0x7f0000000280)='syzkaller\x00', 0x0, 0x0, 0x0, 0x41000, 0x48, '\x00', 0x0, @fallback=0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) ioctl$PERF_EVENT_IOC_SET_BPF(r1, 0x40042408, r2) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000340)={0x3, 0xc, &(0x7f0000000400)=@raw=[@generic={0xb7, 0x2, 0x0, 0x0, 0x2}, @generic={0x73, 0xa, 0x2, 0xffc0}, @generic={0x18, 0x2, 0x0, 0x0, 0x100000a}, @generic, @generic={0x18, 0x2, 0x0, 0x0, 0x100000a}, @generic, @generic={0xbf, 0x2, 0xa}, @generic={0x7, 0x2, 0x0, 0x0, 0xffffffc0}, @generic={0xb7, 0x3, 0x0, 0x0, 0x40}, @generic={0xb7, 0x4}, @generic={0x85, 0x0, 0x0, 0x0, 0x45}, @generic={0x95}], &(0x7f0000000500)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0xb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000540)={r3, 0x0, 0x22, 0x0, &(0x7f00000005c0)="001122334455001122334456080045000028000000004006f8ce0a0000010a000002", 0x0, 0xfffffffd, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000600)={r0, 0x18000000000002a0, 0x0, 0x0, &(0x7f0000000140), 0x0, 0xffedfff0, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) 365.00385ms ago: executing program 1 (id=1285): ioctl$PERF_EVENT_IOC_SET_BPF(0xffffffffffffffff, 0x40042408, 0xffffffffffffffff) perf_event_open(&(0x7f0000000100)={0x2, 0x80, 0x4c, 0x1, 0x0, 0x0, 0x0, 0x0, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x2, 0xa}, 0x114244, 0x0, 0xafe8, 0x4, 0x7fff, 0x7fffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1) perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5d31, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000, 0x0, @perf_config_ext={0x400, 0x8}, 0x4040, 0x0, 0xffffffff, 0x0, 0x0, 0x10000000, 0x0, 0x0, 0x0, 0x0, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000017c0)={0x2, 0xe, &(0x7f0000001880)=ANY=[@ANYBLOB="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&(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0xffffffffffffff97, 0x10, &(0x7f00000000c0), 0xfffffffffffffd27}, 0x48) 364.667061ms ago: executing program 0 (id=1286): perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0xec, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2101, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0, 0x3}, 0x828, 0x0, 0x0, 0x1, 0x6, 0x800000, 0x0, 0x0, 0x0, 0x0, 0x40}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0xa, 0x2, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000280)={0x6, 0x4, &(0x7f0000001300)=ANY=[@ANYBLOB="18020000e2ffffff00000000000000c685000000360000009500001800000000922ae83713ab9600010000801b10fb54a8cb72d232ad558c46fff4208d4990ec11ce9413ac30e00bd0081f8504e19a5183d769676520e98a263345e44d5ad12bca35510100c4d86abeb12303ff1c9fe0d0020000d60400000007d3670000008aff66d6b3181ffc1d62a3954c1198bbc4fa13aee48ca9e8969faebf3183fe803ab3f5024b52dc265b36fc9dae00a09404f01f9504d0976d252bd8d24538556e5e57bee3b8cf464ef3c6a7def8bad3ca6e3abdb21696e340bb8e2a093add57196b40def3858ef569147fa4108328392d322ab5df10a2f69a6bdf72ee7944e810d0223917c3d042410f57466f59544047d6d8ac44060000000000ee16c729300d2301800000000000002b5a8b05fcc154ad5290a8cdb97c343f454ff69dd6cbde49b28a6cb5f4fc0001745cff6e00e7ffffff0000acf3209a08439f1ff01779b6f6df7e02aa6d7760525b595fe1f697bc114ed1778e97a3f0395f946974cfb458be2a34cf924dc37b5592bf17956f3547497aba814382ff67b345b677a9d6523d87008000000400000000003fe8613ca29ff92be0d8deffff7b68136b0046d535dd39c0f35408869e9b342b953f91447e6b9eab304f134306320600a44095254b45a6c1312a13696c7202df5f764713504facc532c5a6d44d99ec7530ed7b0311000000000000e54e9072a22d911f4a2c2e2fa806e63c5cd98a8569a6d6bcfb000064885117e2ad910eae67e0ebe380d0f648713e68153579e02d71c58d147b00821ab9a6475b31e1ebf1369a04000000fbf3983f283f2f00000000992774814d63c933912d000006000000a66acb0a38856929e7d8b1b06c9bd5d7e5490f3b8596b694ea9483bd4bd287c83dd998a74694d18bdd8ad0983bc90770bbd26a82b9d99d5fc04563b523c47ef8c33400e90d02000000000000000edf1147a7afe772cd45af8aeffe2753088e02ca6bb2feec446ce7dbce66f0a93a03371320980865c7c62ea4d8f8a864dce9fa85aeb0454349100296ee2dba39c3f6fd6cf96714e11fe03b5062809a7418b165dd0336d226bac1e1223be1c97b15175d0e664beb126000e96549e1a1228c686edb475b705eaa9515c96f4fc6b3c925ea404e0f1de61026dc6c6618580fd6ce9eac602c1756f6d1056712412131ed9925989e01eae489ec7052e0ed72c326c7a8aa63999e2297c54ce1822d14b7c7699a9d0600f11f2e7f474cffbc35bc8623cd5eb68af82275a940be0400000000000000bcc3fbe7d90de96d6a8e9f32f18d1f606b381e4903b500000000000000000000004a2357ba5f03000000000000005dcf4f2aaee86d4802000000000000007cdb686d5da2a42e4b5024b6535811f362201d4f82012e6af704973d04ea923c19e6cb723c1923b3eea2d73e176dff383c9fbbac53dfdcb1a68c98e96fe39eec23963faf3ebed3409144c7c53d6318ced678a621450a9b01e9f2772e5f2999d3435da02556e36c3215d2bd4e96c93bff3ad06b11cb2d7556414a86dfa94bb7aa52c7febb1e9b2efcbbc5bccf9d39bed802f4f056976ada362ee9cc624ec454b90200fd9603f96908bddc14500000000000000000000000000044d917c62b27679913075731e8fddb07c10c82002d60181588ae63a440454287de9e340f611267f37bdd0f2d21cb06fcaf45a0a297e396f428d43371424b307eef82c5d6d19f3ef0d3b8f7fa51957e3099caab31133b34a1d3eebc0f0c9056df2e9667ba0b55695c7894010079b07e7aef7785e2486472b5cba1f3346c1e8e23deb8c83ab6eb2c72c484241dc3b66da78260f800fffd39368b952f6f4a10295c50c887a31d8b543c5d10f2dbd4d0b84eaad43feb6e169a9f2fcff7000000000000000000e011bc6366f56fa787f212c1f8c0f47f5078191c8a02ad436725771738a2a98891971e3b932352896e1ea10f62e8ef7a87e16151b39d6c27575714540d8c293a3fa4b5a867152823ed853140edda002c16c842b168bb55f6bb713deb57d0aa78d6d4e5fc5be2c402bd246128f41bcb02000000892b135a92e8c844938aa98ba4839a1408a696454d40e5eed4d4dce481ca86bfac54c330331b7f2cde17cbaeb0377696faf546ecbe742d73d47d726a50f6e752f3325255bd7e8b5923aa3cfb6f7e06494f21ca4501391358000000000000000000000800000000000000000075aa0000000000000000000000005560bd9eb81e839e4992e64b074a66cccccf00334fa94da8477be7d99b558ec6a5b1596ac1e7617c6b32eed0cc70286caf2c5189a103f4b0b04aff171c4d388ccf67fea37e782f025c94c853cde330a193a967d907a8c88fcb033e680f559a72150cb900bafcd536f48797915a2fe9922ce27300009e1b36aa4730117d9b00000000003c630000000000008fbbd11b015c415ca04192fbfb1a8b0e3460af35771dbac10062835c9bab3ad09f7a022c52d8000000000000000000004000000000000000000000000000000000000000000400000000000000000000000000006ec473c54399b7b8aa1ee46132fc45da8292631178cecf19550108b8b8423de42957ffe9bb6d752e68d2bc2ce777a17bf4dfdfee5de0f3e4dadf51ab9562827b762fa611ba5f32861c19dffe1dc9fd5c41cd46cf131fd6b0c2ddad90ac33f768f9ecc70327c59918fa5a249befe98262f53c8182d95f6da3698a6a88c2c31d801a8f1f5e0ce05138d5422da0a6a62b9dfe1f39775d1d0c9186096415f544aaf76b0a1c877a6c826a5adcfb22c4a0e5a46271caa3eaf4f389dd5f3c20dbddc0377a4266d7b9fd61b9287e9b4be0a413ee31be0ddecab0ef7b25cba1fb3654ddf291ecb7768ac1e177042cb4c452fa6b3966950000000000000000c187da23d6855500fe8510b51e13a890e394b84a6ea2cc8d42b97c697c29122298d55e2e1cca8e07abda2606a3f381c64b9fec0000000a7965e4854e8e3572ad5149b3872342dea9252132860c9af1bd5fe263c0313dea5d6e0c11a466d6892ed65f34667dd79b07b5cbdd8aa7dd561a26b5562d4861a7e1b0f48930e0b696ea3bee7eb72794e163d7aeac9a0fa5403ac9cb421eae283b0550f1d0d339cd7b96e71d3ab48ad9d7975e0c9b117f71d3ab80a0c9b0284ecc469fa6181c9c71fce07a6ffb23296a107763138e8d9876291af2076890c47925ac773d95d2ca42acb3e5f3a1550665b898462c139ffd0106bc8a61b6117d252efcab7106b4c3a3c13a70ff452e9d2096142c517b0e91b5cf88332faca5b3ee96363065c3ce32d3d39ec36e20d597e05664f2526bd918090649da11f7299789d00f5024df1e99d3efecb9b457642fe810370ba4fbe00fa60a28af966a27a1659e448bbe43a1dcd2ea760018b57a36ac41ef2051a7b703d55c0602540663016e20d50385766df4dac47802a55bd38dd767ee9960c6daa704fc5d01a14591f26b7b538c9bb22f6a2f7a34d1b9edfde3be9e25a110228c64253588ff420644dbc0854e69a7bdda72f93ceaccf92cfe7dd6296c950db10f6dd8a5ef9b73cf6a12a1ba16fdc7e35b805f4fd2fcff0a623722149c1465e4de2d53f0f10b14c21865027abc71a12cb1e9f8029c7a20000000eeb0d53a83e518c8d2052c08b515d9d0bde24ac4e798040c7db0bb03c019507d6377f3d5dd94a27abc6d6b120d61f772407e0d2cb50d29168b68aef9f176b4c3aa8b21279d4ea9c1f669aa8c2c17d5b3a8d1dda58d26f1019af04b7774c85d5bce8be010f27c5211938031c3404680b01279c778bd1fe1b48c4b5b8e0fe756e54a8d76b7cec5e3407d93b4eadc446440607de844acf5524a4657e33af2115547b735b57b5092d0bc8fa6acb832509abe0882d570ce400aaebd7baff88526608d6991aac95751671174129457e4a03aca69d82b64b89e6ad6ed1e275ec5002e48170e4c7b4f3971481098dedb88fba90770e44bf404d5a97fefe2fe8e459fe45933b78c7ab5fe985a480193a20fb07da1455fb283df68af569ac82aa6dc703e29bf158931fb79f2abfa6ff7eb8c4f381c9da58bea460e2ead969933e5391970ca4fddd64da2e5df9c4d82044068caaaab771b37bb06bbe673056d849825525f1120b2250f6b8520381f7a74b1c687781cb6b23e67b918844b83dbaeeb559ec8520d710dd6d6b4e64838bd434a36ed03fc0c488b24571032ffbc9f8ce97041e1bc4729d539358dc9599c1266b9ce2cb6dd0ad57a6e9d3d4a11a27f70b2934c96237e2ba09c58eeda678d4d08b6da99b7a86e946215afb1b48792fde54492e306cb5342e2589874b603a1de972b1f09cc350096f5c3e814118af9ba0793cfdf20c77b34eacfdf63ce59ec4d2f867bf884e941559b068d908325667672b5e1cf71f4829c0493e8b141489ed926b822becead7a0a2b4a4c008ab16b616d60f345e4da54f06443507efe57ea62399ef4eb11b2f559e1b056456a53998bf1c6d13c92e75136147f91ae3a75ca15eb1b51bf700b3c0bf54bc3745ff313c5e75dc66386897f6ee45429371b8d0878c469953a63baf85c1390da13efc353ccbef950c29f39ddf436f0d9bf1be1515ed251d8b6f11ecb16b1e8d1ed04196e9b6c2f9e068b7749bb6c1f533e493f22c901662c65cb761dc2eeff2f698bd4dbae83e2dfdc4f1c7f918a00515c1bc189d10ec22b35c92725cbf0ba244fd029c4f026f68e000000060000ab0476c3fd7f7c1e5c000000000000000000000011e43e39d3f4394fbfa13c416b1c443c5e52eea726491ad75100ebad7c6d5a665c59a3fb158e43da904f19e7e8daa4e90390b8da945f6cd78536c0d2be07221f85ad46b180f256d4d84592691d15d65896b66b63a46705338b67b72dc1c3075fcdc5cbffb0366151632ba5be8ae815dfea9fadfd31c473a24a73d3e5116c3023b3563c72d26fbd59877132bde5ca4ef8d92fd3613c768b35223f6fd0b5e9a8b98cccf1e2b4612e620e3a159d6365c9045aaa826aa0ee6d26cf0397ce674c20824584b464ebdc2f3ea26a7aec4570b242a6677a4e9187f8591c3a9bdc00000000002364bbd93964a8d0bdc802b9be250000000000000000000000000000dd4a009b2ba0d648a6975bcb66956a963912e26eb226af29c9f9f6261884db2d6b172b240dae6c7af327a27c533ab69811ca700d51724999cb8c0a8cace25602c3ecb9f0bcbe9ca6c9a444feb4cd9abbf2db2d583d5279de7f4130"], &(0x7f0000000040)='GPL\x00', 0x4, 0x1076, &(0x7f0000000300)=""/4096, 0x0, 0x4, '\x00', 0x0, @xdp, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0xfffffffffffffed1}, 0x70) setsockopt$sock_attach_bpf(r0, 0x29, 0x39, &(0x7f0000000100)=r1, 0x120) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) 242.398384ms ago: executing program 1 (id=1287): r0 = bpf$MAP_CREATE_RINGBUF(0x0, &(0x7f00000007c0)={0x1b, 0x0, 0x0, 0x40000, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x6, 0xf, &(0x7f0000000440)=@ringbuf={{0x18, 0x8, 0x0, 0x0, 0x18, 0x0, 0x0, 0x0, 0x1}, {{0x18, 0x1, 0x1, 0x0, r0}, {}, {}, {0x85, 0x0, 0x0, 0x5}, {0x4, 0x1, 0xb, 0x9, 0xa}}, {{0x5, 0x0, 0x3}}, [], {{0x7, 0x1, 0xb, 0x8}, {0x6, 0x0, 0x5, 0x8, 0x0, 0x0, 0x2}, {0x85, 0x0, 0x0, 0x7}}}, &(0x7f0000000300)='syzkaller\x00', 0x0, 0x0, 0x0, 0x41100, 0x44, '\x00', 0x0, @xdp=0x25, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) 198.507225ms ago: executing program 0 (id=1288): bpf$PROG_LOAD(0x5, &(0x7f0000000040)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="180200000000000000000000000000001801000020646c2500000000002020207b1af8ff00000000bfcdfc612c00000007010000f8ffffffb702000008000000b7030000000000008500000006000000850000000700000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x10}, 0x94) bpf$PROG_LOAD(0x5, &(0x7f0000000680)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="18090000000000000000000000000000850000006d0000001801000020696c2500000000002020097b1af8ff00000000bfa100000000000007010000b8ffffffb702000000000000b7"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000280)=ANY=[@ANYBLOB="07000000040000001800000001"], 0x50) bpf$PROG_LOAD(0x5, &(0x7f0000000680)={0x1d, 0x9, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000001000000000000000018120000", @ANYRES32=r0, @ANYBLOB="0000000000000000b703000000000000850000001b"], 0x0, 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) r1 = perf_event_open(&(0x7f0000000fc0)={0x1, 0x80, 0x2, 0x0, 0x0, 0x0, 0x0, 0x400, 0xfe327, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, @perf_bp={0x0, 0x8}, 0x2000, 0x9, 0x0, 0x0, 0x7}, 0x0, 0xffefffffffffffff, 0xffffffffffffffff, 0x8) r2 = bpf$PROG_LOAD(0x5, &(0x7f00000005c0)={0x7, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000240)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) ioctl$PERF_EVENT_IOC_SET_BPF(r1, 0x40042408, r2) ioctl$TUNATTACHFILTER(0xffffffffffffffff, 0x401054d5, 0x0) r3 = socket$kcm(0x10, 0x2, 0x0) write$cgroup_subtree(r3, &(0x7f0000000000)=ANY=[], 0x82d7) 0s ago: executing program 1 (id=1289): perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0x4c, 0x1, 0x0, 0x0, 0x0, 0x0, 0x4000, 0xe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffb, 0x0, @perf_config_ext={0x0, 0xc}, 0x0, 0x0, 0x0, 0x8, 0x3fe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) r0 = socket$kcm(0x2, 0x1, 0x84) setsockopt$sock_attach_bpf(r0, 0x84, 0x12, &(0x7f0000000040), 0x4) kernel console output (not intermixed with test programs): v_queue_xmit+0x275/0x3630 [ 223.730144][ T7116] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 223.736293][ T7116] ? ref_tracker_free+0x686/0x830 [ 223.741432][ T7116] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 223.747625][ T7116] netlink_rcv_skb+0x235/0x4c0 [ 223.752399][ T7116] ? rtnetlink_bind+0x80/0x80 [ 223.757129][ T7116] ? netlink_ack+0x1160/0x1160 [ 223.761902][ T7116] ? __lock_acquire+0x7d80/0x7d80 [ 223.766924][ T7116] ? netlink_deliver_tap+0x2e/0x1b0 [ 223.772117][ T7116] netlink_unicast+0x7b1/0x930 [ 223.776933][ T7116] netlink_sendmsg+0x8d0/0xbf0 [ 223.781725][ T7116] ? netlink_getsockopt+0x590/0x590 [ 223.786921][ T7116] ? apparmor_socket_sendmsg+0x8e/0x330 [ 223.792462][ T7116] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 223.797744][ T7116] ? security_socket_sendmsg+0x80/0xa0 [ 223.803197][ T7116] ? netlink_getsockopt+0x590/0x590 [ 223.808397][ T7116] ____sys_sendmsg+0x61b/0x980 [ 223.813165][ T7116] ? __import_iovec+0x613/0x850 [ 223.818037][ T7116] ? __sys_sendmsg_sock+0x30/0x30 [ 223.823105][ T7116] ? import_iovec+0x73/0xa0 [ 223.827621][ T7116] ___sys_sendmsg+0x2a6/0x360 [ 223.832301][ T7116] ? __sys_sendmsg+0x2b0/0x2b0 [ 223.837084][ T7116] ? __lock_acquire+0x7d80/0x7d80 [ 223.842125][ T7116] __se_sys_sendmsg+0x1d0/0x2c0 [ 223.847057][ T7116] ? __x64_sys_sendmsg+0x80/0x80 [ 223.852005][ T7116] ? lockdep_hardirqs_on+0x98/0x150 [ 223.857204][ T7116] do_syscall_64+0x55/0xb0 [ 223.861613][ T7116] ? clear_bhb_loop+0x40/0x90 [ 223.866303][ T7116] ? clear_bhb_loop+0x40/0x90 [ 223.870979][ T7116] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 223.876863][ T7116] RIP: 0033:0x7f0949f9e0d9 [ 223.881277][ T7116] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 223.900972][ T7116] RSP: 002b:00007f094aded028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 223.909390][ T7116] RAX: ffffffffffffffda RBX: 00007f094a225fa0 RCX: 00007f0949f9e0d9 [ 223.917352][ T7116] RDX: 000000000400c084 RSI: 0000200000000040 RDI: 000000000000000e [ 223.925399][ T7116] RBP: 00007f094aded090 R08: 0000000000000000 R09: 0000000000000000 [ 223.933366][ T7116] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 223.941333][ T7116] R13: 00007f094a226038 R14: 00007f094a225fa0 R15: 00007ffed8cb0268 [ 223.949318][ T7116] [ 224.225363][ T7125] netlink: 'syz.0.419': attribute type 10 has an invalid length. [ 224.240077][ T7125] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 224.283881][ T7125] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 224.818582][ T7138] netlink: 14 bytes leftover after parsing attributes in process `syz.3.424'. [ 225.339986][ T7147] netlink: 128 bytes leftover after parsing attributes in process `syz.1.426'. [ 225.360995][ T7147] A link change request failed with some changes committed already. Interface lo may have been left with an inconsistent configuration, please check. [ 228.105367][ T7155] syzkaller0: entered promiscuous mode [ 228.166427][ T7155] syzkaller0: entered allmulticast mode [ 232.856763][ T7170] netlink: 14 bytes leftover after parsing attributes in process `syz.3.435'. [ 233.007152][ T7183] netlink: 'syz.0.438': attribute type 28 has an invalid length. [ 233.022343][ T7183] netlink: 2 bytes leftover after parsing attributes in process `syz.0.438'. [ 233.090147][ T7183] syz.0.438 uses obsolete (PF_INET,SOCK_PACKET) [ 236.877421][ T7220] syzkaller0: entered promiscuous mode [ 236.899285][ T7220] syzkaller0: entered allmulticast mode [ 236.916066][ T7217] netlink: 14 bytes leftover after parsing attributes in process `syz.2.447'. [ 237.033081][ T7225] netlink: 4595 bytes leftover after parsing attributes in process `syz.1.451'. [ 237.076496][ T7225] netlink: 4595 bytes leftover after parsing attributes in process `syz.1.451'. [ 237.222706][ T7225] netlink: 212784 bytes leftover after parsing attributes in process `syz.1.451'. [ 237.236673][ T7225] openvswitch: netlink: Key type 4112 is out of range max 32 [ 237.880271][ T7224] delete_channel: no stack [ 238.378179][ T7226] netlink: 4595 bytes leftover after parsing attributes in process `syz.1.451'. [ 238.392844][ T7218] mac80211_hwsim hwsim2 wlan0: entered promiscuous mode [ 238.412854][ T7218] mac80211_hwsim hwsim2 wlan0: entered allmulticast mode [ 242.214405][ T7258] netlink: 14 bytes leftover after parsing attributes in process `syz.0.460'. [ 243.062635][ T7276] mac80211_hwsim hwsim8 wlan0: entered promiscuous mode [ 243.069798][ T7276] mac80211_hwsim hwsim8 wlan0: entered allmulticast mode [ 243.514386][ T7293] netlink: 'syz.2.472': attribute type 10 has an invalid length. [ 243.533214][ T7293] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 243.606268][ T7293] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 243.980664][ T7310] hsr0: entered allmulticast mode [ 244.008666][ T7310] hsr_slave_0: entered allmulticast mode [ 244.014391][ T7310] hsr_slave_1: entered allmulticast mode [ 244.036897][ T7301] netlink: 14 bytes leftover after parsing attributes in process `syz.2.476'. [ 244.054008][ T7305] netlink: 2759 bytes leftover after parsing attributes in process `syz.1.478'. [ 244.373981][ T7315] mac80211_hwsim hwsim6 wlan0: entered promiscuous mode [ 244.405521][ T7315] mac80211_hwsim hwsim6 wlan0: entered allmulticast mode [ 245.099406][ T7332] netlink: 'syz.3.485': attribute type 10 has an invalid length. [ 245.107368][ T7332] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 245.156378][ T7332] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 245.231604][ T7330] netlink: 14 bytes leftover after parsing attributes in process `syz.0.493'. [ 246.408323][ T7360] syzkaller0: entered promiscuous mode [ 246.427456][ T7360] syzkaller0: entered allmulticast mode [ 246.716415][ T7370] bridge0: port 2(batadv0) entered blocking state [ 246.724591][ T7370] bridge0: port 2(batadv0) entered disabled state [ 246.735428][ T7370] batadv0: entered allmulticast mode [ 246.744540][ T7370] batadv0: entered promiscuous mode [ 246.755959][ T7370] bridge0: port 2(batadv0) entered blocking state [ 246.763527][ T7370] bridge0: port 2(batadv0) entered forwarding state [ 247.203392][ T49] batman_adv: batadv0: No IGMP Querier present - multicast optimizations disabled [ 247.213322][ T49] batman_adv: batadv0: No MLD Querier present - multicast optimizations disabled [ 248.505276][ T7387] netlink: 'syz.0.507': attribute type 21 has an invalid length. [ 248.536952][ T7389] FAULT_INJECTION: forcing a failure. [ 248.536952][ T7389] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 248.569020][ T7389] CPU: 1 PID: 7389 Comm: syz.1.508 Not tainted syzkaller #0 [ 248.576360][ T7389] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 248.586447][ T7389] Call Trace: [ 248.589745][ T7389] [ 248.592700][ T7389] dump_stack_lvl+0x18c/0x250 [ 248.597413][ T7389] ? show_regs_print_info+0x20/0x20 [ 248.602719][ T7389] ? load_image+0x420/0x420 [ 248.607216][ T7389] ? __might_fault+0xaa/0x120 [ 248.611891][ T7389] ? __lock_acquire+0x7d80/0x7d80 [ 248.616939][ T7389] should_fail_ex+0x394/0x4c0 [ 248.621644][ T7389] _copy_from_user+0x2f/0xe0 [ 248.626264][ T7389] ___sys_sendmsg+0x1c7/0x360 [ 248.630972][ T7389] ? get_pid_task+0x20/0x1e0 [ 248.635608][ T7389] ? __sys_sendmsg+0x2b0/0x2b0 [ 248.640419][ T7389] ? __lock_acquire+0x7d80/0x7d80 [ 248.645492][ T7389] __se_sys_sendmsg+0x1d0/0x2c0 [ 248.650462][ T7389] ? __x64_sys_sendmsg+0x80/0x80 [ 248.655480][ T7389] ? lockdep_hardirqs_on+0x98/0x150 [ 248.660921][ T7389] do_syscall_64+0x55/0xb0 [ 248.665366][ T7389] ? clear_bhb_loop+0x40/0x90 [ 248.670071][ T7389] ? clear_bhb_loop+0x40/0x90 [ 248.674782][ T7389] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 248.680718][ T7389] RIP: 0033:0x7f0949f9e0d9 [ 248.685181][ T7389] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 248.704809][ T7389] RSP: 002b:00007f094aded028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 248.713253][ T7389] RAX: ffffffffffffffda RBX: 00007f094a225fa0 RCX: 00007f0949f9e0d9 [ 248.721249][ T7389] RDX: 0000000000000000 RSI: 0000200000000000 RDI: 0000000000000003 [ 248.729247][ T7389] RBP: 00007f094aded090 R08: 0000000000000000 R09: 0000000000000000 [ 248.737245][ T7389] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 248.745231][ T7389] R13: 00007f094a226038 R14: 00007f094a225fa0 R15: 00007ffed8cb0268 [ 248.753241][ T7389] [ 248.768391][ T7390] C: renamed from team_slave_0 (while UP) [ 248.800773][ T7390] netlink: 'syz.0.507': attribute type 8 has an invalid length. [ 248.819334][ T7390] A link change request failed with some changes committed already. Interface C may have been left with an inconsistent configuration, please check. [ 248.987385][ T7399] netlink: 209844 bytes leftover after parsing attributes in process `syz.1.512'. [ 249.389574][ T7413] netlink: 4 bytes leftover after parsing attributes in process `syz.3.517'. [ 249.750441][ T7423] netlink: 'syz.1.520': attribute type 10 has an invalid length. [ 249.932586][ T7434] FAULT_INJECTION: forcing a failure. [ 249.932586][ T7434] name failslab, interval 1, probability 0, space 0, times 0 [ 249.948620][ T7434] CPU: 0 PID: 7434 Comm: syz.0.524 Not tainted syzkaller #0 [ 249.955962][ T7434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 249.966044][ T7434] Call Trace: [ 249.969338][ T7434] [ 249.972289][ T7434] dump_stack_lvl+0x18c/0x250 [ 249.976997][ T7434] ? verify_lock_unused+0x140/0x140 [ 249.982335][ T7434] ? show_regs_print_info+0x20/0x20 [ 249.987571][ T7434] ? load_image+0x420/0x420 [ 249.992284][ T7434] ? lockdep_hardirqs_on_prepare+0x44c/0x7d0 [ 249.998302][ T7434] ? lock_chain_count+0x20/0x20 [ 250.003209][ T7434] should_fail_ex+0x394/0x4c0 [ 250.007932][ T7434] should_failslab+0x9/0x20 [ 250.012462][ T7434] slab_pre_alloc_hook+0x59/0x300 [ 250.017608][ T7434] ? urandom_read_iter+0x140/0x140 [ 250.022748][ T7434] ? sctp_add_bind_addr+0x8c/0x360 [ 250.027885][ T7434] __kmem_cache_alloc_node+0x53/0x250 [ 250.033297][ T7434] ? sctp_add_bind_addr+0x8c/0x360 [ 250.037481][ T7423] team0: Port device wlan1 added [ 250.038411][ T7434] kmalloc_trace+0x2a/0xe0 [ 250.038461][ T7434] sctp_add_bind_addr+0x8c/0x360 [ 250.038490][ T7434] sctp_copy_local_addr_list+0x31b/0x4e0 [ 250.038517][ T7434] ? sctp_copy_local_addr_list+0xa4/0x4e0 [ 250.038538][ T7434] ? sctp_do_8_2_transport_strike+0x910/0x910 [ 250.038560][ T7434] ? sctp_v4_is_any+0x35/0x60 [ 250.038581][ T7434] ? sctp_copy_one_addr+0x8c/0x350 [ 250.038607][ T7434] sctp_bind_addr_copy+0xb3/0x3c0 [ 250.038630][ T7434] ? sctp_assoc_set_bind_addr_from_ep+0xa5/0x1a0 [ 250.038657][ T7434] sctp_connect_new_asoc+0x2f9/0x6a0 [ 250.038682][ T7434] ? __sctp_connect+0xd80/0xd80 [ 250.038700][ T7434] ? __local_bh_enable_ip+0x13a/0x1c0 [ 250.078245][ T7422] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 250.080146][ T7434] ? bpf_lsm_sctp_bind_connect+0x9/0x10 [ 250.080175][ T7434] ? security_sctp_bind_connect+0x89/0xb0 [ 250.080198][ T7434] sctp_sendmsg+0x1519/0x27b0 [ 250.080234][ T7434] ? sctp_getsockopt+0xb60/0xb60 [ 250.080264][ T7434] ? aa_af_perm+0x330/0x330 [ 250.080293][ T7434] ? tomoyo_socket_sendmsg_permission+0x1e1/0x2f0 [ 250.080324][ T7434] ? sock_rps_record_flow+0x19/0x3f0 [ 250.080351][ T7434] ? inet_sendmsg+0xce/0x2a0 [ 250.080371][ T7434] ? inet_send_prepare+0x250/0x250 [ 250.080396][ T7434] ____sys_sendmsg+0x61b/0x980 [ 250.080423][ T7434] ? __asan_memset+0x22/0x40 [ 250.172929][ T7434] ? __sys_sendmsg_sock+0x30/0x30 [ 250.177956][ T7434] ? __import_iovec+0x5f2/0x850 [ 250.182820][ T7434] ? import_iovec+0x73/0xa0 [ 250.187346][ T7434] ___sys_sendmsg+0x2a6/0x360 [ 250.192061][ T7434] ? __sys_sendmsg+0x2b0/0x2b0 [ 250.196858][ T7434] ? __lock_acquire+0x7d80/0x7d80 [ 250.201909][ T7434] __se_sys_sendmsg+0x1d0/0x2c0 [ 250.206762][ T7434] ? __x64_sys_sendmsg+0x80/0x80 [ 250.211711][ T7434] ? lockdep_hardirqs_on+0x98/0x150 [ 250.216920][ T7434] do_syscall_64+0x55/0xb0 [ 250.221342][ T7434] ? clear_bhb_loop+0x40/0x90 [ 250.226011][ T7434] ? clear_bhb_loop+0x40/0x90 [ 250.230683][ T7434] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 250.236572][ T7434] RIP: 0033:0x7fdb39f9e0d9 [ 250.241155][ T7434] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 250.260759][ T7434] RSP: 002b:00007fdb3ada5028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 250.269254][ T7434] RAX: ffffffffffffffda RBX: 00007fdb3a225fa0 RCX: 00007fdb39f9e0d9 [ 250.277238][ T7434] RDX: 0000000000000000 RSI: 0000200000000d80 RDI: 0000000000000003 [ 250.285206][ T7434] RBP: 00007fdb3ada5090 R08: 0000000000000000 R09: 0000000000000000 [ 250.293171][ T7434] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 250.301134][ T7434] R13: 00007fdb3a226038 R14: 00007fdb3a225fa0 R15: 00007ffe7edef798 [ 250.309129][ T7434] [ 250.567553][ T7443] netlink: 'syz.1.527': attribute type 10 has an invalid length. [ 250.861562][ T7451] netlink: 'syz.3.531': attribute type 28 has an invalid length. [ 250.886018][ T7451] netlink: 'syz.3.531': attribute type 29 has an invalid length. [ 250.897140][ T7451] netlink: 132 bytes leftover after parsing attributes in process `syz.3.531'. [ 251.453480][ T7466] netlink: 'syz.2.537': attribute type 10 has an invalid length. [ 251.500084][ T7466] netlink: 40 bytes leftover after parsing attributes in process `syz.2.537'. [ 251.584207][ T7466] batman_adv: batadv0: Adding interface: virt_wifi0 [ 251.604451][ T7466] batman_adv: batadv0: The MTU of interface virt_wifi0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 251.641193][ T7466] batman_adv: batadv0: Interface activated: virt_wifi0 [ 251.990029][ T7472] netlink: 'syz.3.540': attribute type 10 has an invalid length. [ 252.048736][ T7472] netlink: 40 bytes leftover after parsing attributes in process `syz.3.540'. [ 252.087889][ T7472] netlink: 'syz.3.540': attribute type 10 has an invalid length. [ 252.116693][ T7472] netlink: 40 bytes leftover after parsing attributes in process `syz.3.540'. [ 252.242498][ T7479] netlink: 199836 bytes leftover after parsing attributes in process `syz.0.542'. [ 252.253988][ T7483] FAULT_INJECTION: forcing a failure. [ 252.253988][ T7483] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 252.275882][ T7483] CPU: 1 PID: 7483 Comm: syz.1.543 Not tainted syzkaller #0 [ 252.283228][ T7483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 252.293312][ T7483] Call Trace: [ 252.296612][ T7483] [ 252.299562][ T7483] dump_stack_lvl+0x18c/0x250 [ 252.304262][ T7483] ? show_regs_print_info+0x20/0x20 [ 252.309467][ T7483] ? load_image+0x420/0x420 [ 252.314006][ T7483] ? __might_fault+0xaa/0x120 [ 252.318700][ T7483] ? __lock_acquire+0x7d80/0x7d80 [ 252.323750][ T7483] should_fail_ex+0x394/0x4c0 [ 252.328464][ T7483] _copy_from_user+0x2f/0xe0 [ 252.333078][ T7483] ___sys_sendmsg+0x1c7/0x360 [ 252.337779][ T7483] ? get_pid_task+0x20/0x1e0 [ 252.342373][ T7483] ? __sys_sendmsg+0x2b0/0x2b0 [ 252.347159][ T7483] ? __lock_acquire+0x7d80/0x7d80 [ 252.352228][ T7483] __se_sys_sendmsg+0x1d0/0x2c0 [ 252.357120][ T7483] ? __x64_sys_sendmsg+0x80/0x80 [ 252.362058][ T7483] ? lockdep_hardirqs_on+0x98/0x150 [ 252.367258][ T7483] do_syscall_64+0x55/0xb0 [ 252.371667][ T7483] ? clear_bhb_loop+0x40/0x90 [ 252.376349][ T7483] ? clear_bhb_loop+0x40/0x90 [ 252.381051][ T7483] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 252.386980][ T7483] RIP: 0033:0x7f0949f9e0d9 [ 252.391424][ T7483] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 252.411056][ T7483] RSP: 002b:00007f094aded028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 252.419505][ T7483] RAX: ffffffffffffffda RBX: 00007f094a225fa0 RCX: 00007f0949f9e0d9 [ 252.427583][ T7483] RDX: 0001000000000000 RSI: 0000200000000000 RDI: 0000000000000003 [ 252.435560][ T7483] RBP: 00007f094aded090 R08: 0000000000000000 R09: 0000000000000000 [ 252.443532][ T7483] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 252.451516][ T7483] R13: 00007f094a226038 R14: 00007f094a225fa0 R15: 00007ffed8cb0268 [ 252.459523][ T7483] [ 252.475408][ T7487] netlink: 'syz.2.545': attribute type 10 has an invalid length. [ 252.498673][ T7487] netlink: 40 bytes leftover after parsing attributes in process `syz.2.545'. [ 252.511627][ T7487] netlink: 'syz.2.545': attribute type 10 has an invalid length. [ 252.520431][ T7487] netlink: 40 bytes leftover after parsing attributes in process `syz.2.545'. [ 252.627201][ T7494] netlink: 168864 bytes leftover after parsing attributes in process `syz.0.546'. [ 253.642200][ T7513] netlink: 40 bytes leftover after parsing attributes in process `syz.2.554'. [ 253.986944][ T7528] FAULT_INJECTION: forcing a failure. [ 253.986944][ T7528] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 254.023594][ T7528] CPU: 0 PID: 7528 Comm: syz.0.560 Not tainted syzkaller #0 [ 254.030936][ T7528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 254.041014][ T7528] Call Trace: [ 254.044310][ T7528] [ 254.047259][ T7528] dump_stack_lvl+0x18c/0x250 [ 254.051972][ T7528] ? show_regs_print_info+0x20/0x20 [ 254.057195][ T7528] ? load_image+0x420/0x420 [ 254.061748][ T7528] ? __might_fault+0xaa/0x120 [ 254.066460][ T7528] should_fail_ex+0x394/0x4c0 [ 254.071184][ T7528] copyout+0x1a/0x90 [ 254.075107][ T7528] _copy_to_iter+0x42b/0x1110 [ 254.079806][ T7528] ? __virt_addr_valid+0x10c/0x380 [ 254.084958][ T7528] ? iov_iter_init+0x1e0/0x1e0 [ 254.089749][ T7528] ? __virt_addr_valid+0x10c/0x380 [ 254.094887][ T7528] ? __virt_addr_valid+0x10c/0x380 [ 254.100089][ T7528] ? __virt_addr_valid+0x10c/0x380 [ 254.105212][ T7528] ? __check_object_size+0x4fc/0xa40 [ 254.110495][ T7528] __skb_datagram_iter+0xdb/0x780 [ 254.115521][ T7528] ? skb_copy_datagram_iter+0x200/0x200 [ 254.121070][ T7528] skb_copy_datagram_iter+0xb1/0x200 [ 254.126353][ T7528] netlink_recvmsg+0x2d4/0xe60 [ 254.131132][ T7528] ? netlink_sendmsg+0xbf0/0xbf0 [ 254.136068][ T7528] ? aa_af_perm+0x330/0x330 [ 254.140571][ T7528] ? __lock_acquire+0x1262/0x7d80 [ 254.145613][ T7528] ? bpf_lsm_socket_recvmsg+0x9/0x10 [ 254.150920][ T7528] ? security_socket_recvmsg+0x89/0xb0 [ 254.156387][ T7528] ? netlink_sendmsg+0xbf0/0xbf0 [ 254.161343][ T7528] ____sys_recvmsg+0x2bd/0x5d0 [ 254.166125][ T7528] ? __sys_recvmsg_sock+0x50/0x50 [ 254.171161][ T7528] ? import_iovec+0x73/0xa0 [ 254.175670][ T7528] ___sys_recvmsg+0x214/0x590 [ 254.180350][ T7528] ? __sys_recvmsg+0x2a0/0x2a0 [ 254.185121][ T7528] ? ksys_write+0x1d2/0x260 [ 254.189643][ T7528] ? __fget_files+0x3fc/0x460 [ 254.194327][ T7528] __x64_sys_recvmsg+0x21e/0x2f0 [ 254.199262][ T7528] ? ___sys_recvmsg+0x590/0x590 [ 254.204115][ T7528] ? lockdep_hardirqs_on+0x98/0x150 [ 254.209318][ T7528] do_syscall_64+0x55/0xb0 [ 254.213914][ T7528] ? clear_bhb_loop+0x40/0x90 [ 254.218599][ T7528] ? clear_bhb_loop+0x40/0x90 [ 254.223282][ T7528] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 254.229212][ T7528] RIP: 0033:0x7fdb39f9e0d9 [ 254.233634][ T7528] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 254.253238][ T7528] RSP: 002b:00007fdb3ada5028 EFLAGS: 00000246 ORIG_RAX: 000000000000002f [ 254.261646][ T7528] RAX: ffffffffffffffda RBX: 00007fdb3a225fa0 RCX: 00007fdb39f9e0d9 [ 254.269610][ T7528] RDX: 0000000000000000 RSI: 0000200000002740 RDI: 0000000000000003 [ 254.277573][ T7528] RBP: 00007fdb3ada5090 R08: 0000000000000000 R09: 0000000000000000 [ 254.285537][ T7528] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 254.293521][ T7528] R13: 00007fdb3a226038 R14: 00007fdb3a225fa0 R15: 00007ffe7edef798 [ 254.301498][ T7528] [ 254.569737][ T7544] __nla_validate_parse: 4 callbacks suppressed [ 254.569755][ T7544] netlink: 16402 bytes leftover after parsing attributes in process `syz.1.567'. [ 254.599973][ T7540] netlink: 16402 bytes leftover after parsing attributes in process `syz.1.567'. [ 255.363468][ T7577] FAULT_INJECTION: forcing a failure. [ 255.363468][ T7577] name failslab, interval 1, probability 0, space 0, times 0 [ 255.376636][ T7577] CPU: 0 PID: 7577 Comm: syz.2.579 Not tainted syzkaller #0 [ 255.383955][ T7577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 255.394030][ T7577] Call Trace: [ 255.397306][ T7577] [ 255.400230][ T7577] dump_stack_lvl+0x18c/0x250 [ 255.404905][ T7577] ? sctp_sendmsg+0x1519/0x27b0 [ 255.409751][ T7577] ? ___sys_sendmsg+0x2a6/0x360 [ 255.414627][ T7577] ? show_regs_print_info+0x20/0x20 [ 255.419933][ T7577] ? load_image+0x420/0x420 [ 255.424493][ T7577] should_fail_ex+0x394/0x4c0 [ 255.429192][ T7577] should_failslab+0x9/0x20 [ 255.433703][ T7577] slab_pre_alloc_hook+0x59/0x300 [ 255.438731][ T7577] ? sctp_add_bind_addr+0x8c/0x360 [ 255.443840][ T7577] __kmem_cache_alloc_node+0x53/0x250 [ 255.449214][ T7577] ? sctp_add_bind_addr+0x8c/0x360 [ 255.454323][ T7577] kmalloc_trace+0x2a/0xe0 [ 255.458740][ T7577] sctp_add_bind_addr+0x8c/0x360 [ 255.463693][ T7577] sctp_copy_local_addr_list+0x31b/0x4e0 [ 255.469335][ T7577] ? sctp_copy_local_addr_list+0xa4/0x4e0 [ 255.475053][ T7577] ? sctp_do_8_2_transport_strike+0x910/0x910 [ 255.481153][ T7577] ? sctp_v4_is_any+0x35/0x60 [ 255.485947][ T7577] ? sctp_copy_one_addr+0x8c/0x350 [ 255.491088][ T7577] sctp_bind_addr_copy+0x189/0x3c0 [ 255.496209][ T7577] sctp_connect_new_asoc+0x2f9/0x6a0 [ 255.501607][ T7577] ? __sctp_connect+0xd80/0xd80 [ 255.506456][ T7577] ? __local_bh_enable_ip+0x13a/0x1c0 [ 255.511824][ T7577] ? _local_bh_enable+0xa0/0xa0 [ 255.516673][ T7577] ? sctp_endpoint_lookup_assoc+0x7b/0x260 [ 255.522505][ T7577] ? sctp_endpoint_lookup_assoc+0x7b/0x260 [ 255.528349][ T7577] ? bpf_lsm_sctp_bind_connect+0x9/0x10 [ 255.533907][ T7577] ? security_sctp_bind_connect+0x89/0xb0 [ 255.539670][ T7577] sctp_sendmsg+0x1519/0x27b0 [ 255.544361][ T7577] ? sctp_getsockopt+0xb60/0xb60 [ 255.549299][ T7577] ? aa_af_perm+0x330/0x330 [ 255.553804][ T7577] ? tomoyo_socket_sendmsg_permission+0x1e1/0x2f0 [ 255.560241][ T7577] ? sock_rps_record_flow+0x19/0x3f0 [ 255.565548][ T7577] ? inet_sendmsg+0x7e/0x2a0 [ 255.570133][ T7577] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 255.575416][ T7577] ? inet_send_prepare+0x250/0x250 [ 255.580527][ T7577] ____sys_sendmsg+0x61b/0x980 [ 255.585464][ T7577] ? __asan_memset+0x22/0x40 [ 255.590058][ T7577] ? __sys_sendmsg_sock+0x30/0x30 [ 255.595078][ T7577] ? __import_iovec+0x5f2/0x850 [ 255.599933][ T7577] ? import_iovec+0x73/0xa0 [ 255.604432][ T7577] ___sys_sendmsg+0x2a6/0x360 [ 255.609100][ T7577] ? get_pid_task+0x20/0x1e0 [ 255.613694][ T7577] ? __sys_sendmsg+0x2b0/0x2b0 [ 255.618481][ T7577] ? __lock_acquire+0x7d80/0x7d80 [ 255.623705][ T7577] __se_sys_sendmsg+0x1d0/0x2c0 [ 255.628557][ T7577] ? __x64_sys_sendmsg+0x80/0x80 [ 255.633680][ T7577] ? lockdep_hardirqs_on+0x98/0x150 [ 255.638887][ T7577] do_syscall_64+0x55/0xb0 [ 255.643295][ T7577] ? clear_bhb_loop+0x40/0x90 [ 255.647964][ T7577] ? clear_bhb_loop+0x40/0x90 [ 255.652635][ T7577] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 255.658530][ T7577] RIP: 0033:0x7fb1d8f9e0d9 [ 255.662961][ T7577] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 255.682561][ T7577] RSP: 002b:00007fb1d71f6028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 255.690987][ T7577] RAX: ffffffffffffffda RBX: 00007fb1d9225fa0 RCX: 00007fb1d8f9e0d9 [ 255.698958][ T7577] RDX: 00000000240448c4 RSI: 0000200000000500 RDI: 0000000000000003 [ 255.706919][ T7577] RBP: 00007fb1d71f6090 R08: 0000000000000000 R09: 0000000000000000 [ 255.714880][ T7577] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 255.722845][ T7577] R13: 00007fb1d9226038 R14: 00007fb1d9225fa0 R15: 00007ffcc11587a8 [ 255.730909][ T7577] [ 255.916248][ T1293] ieee802154 phy0 wpan0: encryption failed: -22 [ 255.926662][ T1293] ieee802154 phy1 wpan1: encryption failed: -22 [ 256.266820][ T7599] netlink: 199836 bytes leftover after parsing attributes in process `syz.2.588'. [ 256.467160][ T7606] FAULT_INJECTION: forcing a failure. [ 256.467160][ T7606] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 256.494804][ T7606] CPU: 1 PID: 7606 Comm: syz.3.591 Not tainted syzkaller #0 [ 256.502177][ T7606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 256.512273][ T7606] Call Trace: [ 256.515597][ T7606] [ 256.518571][ T7606] dump_stack_lvl+0x18c/0x250 [ 256.523329][ T7606] ? show_regs_print_info+0x20/0x20 [ 256.528601][ T7606] ? load_image+0x420/0x420 [ 256.533157][ T7606] ? __might_fault+0xaa/0x120 [ 256.537880][ T7606] ? __lock_acquire+0x7d80/0x7d80 [ 256.542975][ T7606] should_fail_ex+0x394/0x4c0 [ 256.547728][ T7606] _copy_from_user+0x2f/0xe0 [ 256.552376][ T7606] ___sys_sendmsg+0x1c7/0x360 [ 256.557076][ T7606] ? get_pid_task+0x20/0x1e0 [ 256.561704][ T7606] ? __sys_sendmsg+0x2b0/0x2b0 [ 256.566528][ T7606] ? __lock_acquire+0x7d80/0x7d80 [ 256.571618][ T7606] __se_sys_sendmsg+0x1d0/0x2c0 [ 256.576508][ T7606] ? __x64_sys_sendmsg+0x80/0x80 [ 256.581496][ T7606] ? lockdep_hardirqs_on+0x98/0x150 [ 256.586733][ T7606] do_syscall_64+0x55/0xb0 [ 256.591159][ T7606] ? clear_bhb_loop+0x40/0x90 [ 256.595845][ T7606] ? clear_bhb_loop+0x40/0x90 [ 256.600534][ T7606] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 256.606435][ T7606] RIP: 0033:0x7fe97399e0d9 [ 256.610861][ T7606] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 256.630646][ T7606] RSP: 002b:00007fe9747c8028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 256.639077][ T7606] RAX: ffffffffffffffda RBX: 00007fe973c25fa0 RCX: 00007fe97399e0d9 [ 256.647055][ T7606] RDX: 0000000000000000 RSI: 0000200000000000 RDI: 0000000000000005 [ 256.655056][ T7606] RBP: 00007fe9747c8090 R08: 0000000000000000 R09: 0000000000000000 [ 256.663033][ T7606] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 256.671026][ T7606] R13: 00007fe973c26038 R14: 00007fe973c25fa0 R15: 00007ffd84a51c88 [ 256.679039][ T7606] [ 257.871121][ T7634] FAULT_INJECTION: forcing a failure. [ 257.871121][ T7634] name failslab, interval 1, probability 0, space 0, times 0 [ 257.891778][ T7634] CPU: 0 PID: 7634 Comm: syz.1.603 Not tainted syzkaller #0 [ 257.899119][ T7634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 257.909195][ T7634] Call Trace: [ 257.912489][ T7634] [ 257.915432][ T7634] dump_stack_lvl+0x18c/0x250 [ 257.920139][ T7634] ? show_regs_print_info+0x20/0x20 [ 257.925371][ T7634] ? load_image+0x420/0x420 [ 257.929922][ T7634] ? __kasan_slab_alloc+0x6c/0x80 [ 257.934991][ T7634] should_fail_ex+0x394/0x4c0 [ 257.939710][ T7634] should_failslab+0x9/0x20 [ 257.944241][ T7634] slab_pre_alloc_hook+0x59/0x300 [ 257.949301][ T7634] kmem_cache_alloc+0x5a/0x2c0 [ 257.954090][ T7634] ? _sctp_make_chunk+0x14b/0x430 [ 257.959149][ T7634] _sctp_make_chunk+0x14b/0x430 [ 257.964033][ T7634] sctp_make_abort_user+0x9e/0x780 [ 257.969175][ T7634] ? __local_bh_enable_ip+0x142/0x1c0 [ 257.974576][ T7634] ? sctp_make_abort_no_data+0x610/0x610 [ 257.980249][ T7634] ? skb_dequeue+0x124/0x160 [ 257.984863][ T7634] ? sctp_queue_purge_ulpevents+0x14/0x130 [ 257.990710][ T7634] sctp_close+0x2a4/0x8a0 [ 257.995084][ T7634] ? __sctp_write_space+0x530/0x530 [ 258.000321][ T7634] ? down_write+0x16e/0x200 [ 258.004849][ T7634] ? ip_mc_drop_socket+0x25e/0x270 [ 258.009999][ T7634] inet_release+0x13d/0x180 [ 258.014536][ T7634] sock_close+0xa7/0x210 [ 258.018814][ T7634] ? sock_mmap+0xa0/0xa0 [ 258.023071][ T7634] __fput+0x221/0x940 [ 258.027073][ T7634] __se_sys_close+0x15c/0x1e0 [ 258.031769][ T7634] do_syscall_64+0x55/0xb0 [ 258.036197][ T7634] ? clear_bhb_loop+0x40/0x90 [ 258.040882][ T7634] ? clear_bhb_loop+0x40/0x90 [ 258.045568][ T7634] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 258.051468][ T7634] RIP: 0033:0x7f0949f9e0d9 [ 258.055890][ T7634] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 258.075507][ T7634] RSP: 002b:00007f094aded028 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 258.083929][ T7634] RAX: ffffffffffffffda RBX: 00007f094a225fa0 RCX: 00007f0949f9e0d9 [ 258.091909][ T7634] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000007 [ 258.099891][ T7634] RBP: 00007f094aded090 R08: 0000000000000000 R09: 0000000000000000 [ 258.107892][ T7634] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 258.115867][ T7634] R13: 00007f094a226038 R14: 00007f094a225fa0 R15: 00007ffed8cb0268 [ 258.123883][ T7634] [ 259.260699][ T7674] netlink: 166900 bytes leftover after parsing attributes in process `syz.2.616'. [ 261.503517][ T7697] FAULT_INJECTION: forcing a failure. [ 261.503517][ T7697] name failslab, interval 1, probability 0, space 0, times 0 [ 261.548879][ T7697] CPU: 0 PID: 7697 Comm: syz.1.624 Not tainted syzkaller #0 [ 261.556223][ T7697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 261.566384][ T7697] Call Trace: [ 261.569686][ T7697] [ 261.572636][ T7697] dump_stack_lvl+0x18c/0x250 [ 261.577342][ T7697] ? show_regs_print_info+0x20/0x20 [ 261.582576][ T7697] ? load_image+0x420/0x420 [ 261.587119][ T7697] ? __lock_acquire+0x7d80/0x7d80 [ 261.592178][ T7697] should_fail_ex+0x394/0x4c0 [ 261.596893][ T7697] should_failslab+0x9/0x20 [ 261.601428][ T7697] slab_pre_alloc_hook+0x59/0x300 [ 261.606494][ T7697] ? security_sk_alloc+0x4b/0x130 [ 261.611546][ T7697] ? security_sk_alloc+0x4b/0x130 [ 261.616593][ T7697] __kmem_cache_alloc_node+0x53/0x250 [ 261.622006][ T7697] ? security_sk_alloc+0x4b/0x130 [ 261.627056][ T7697] __kmalloc+0xa7/0x240 [ 261.631247][ T7697] ? sk_prot_alloc+0xe7/0x210 [ 261.635960][ T7697] security_sk_alloc+0x4b/0x130 [ 261.640838][ T7697] sk_prot_alloc+0x101/0x210 [ 261.645454][ T7697] ? sk_alloc+0x24/0x350 [ 261.649722][ T7697] sk_alloc+0x3a/0x350 [ 261.653809][ T7697] ? bpf_ctx_init+0x154/0x190 [ 261.658510][ T7697] bpf_prog_test_run_skb+0x371/0x18f0 [ 261.663901][ T7697] ? __fget_files+0x28/0x460 [ 261.668493][ T7697] ? __fget_files+0x3fc/0x460 [ 261.673184][ T7697] ? cpu_online+0x60/0x60 [ 261.677508][ T7697] bpf_prog_test_run+0x31f/0x390 [ 261.682445][ T7697] __sys_bpf+0x49d/0x890 [ 261.686680][ T7697] ? bpf_link_show_fdinfo+0x390/0x390 [ 261.692070][ T7697] ? lock_chain_count+0x20/0x20 [ 261.696922][ T7697] __x64_sys_bpf+0x7c/0x90 [ 261.701353][ T7697] do_syscall_64+0x55/0xb0 [ 261.705800][ T7697] ? clear_bhb_loop+0x40/0x90 [ 261.710515][ T7697] ? clear_bhb_loop+0x40/0x90 [ 261.715194][ T7697] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 261.721085][ T7697] RIP: 0033:0x7f0949f9e0d9 [ 261.725494][ T7697] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 261.745105][ T7697] RSP: 002b:00007f094aded028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 261.753538][ T7697] RAX: ffffffffffffffda RBX: 00007f094a225fa0 RCX: 00007f0949f9e0d9 [ 261.761514][ T7697] RDX: 0000000000000050 RSI: 0000200000000900 RDI: 000000000000000a [ 261.769829][ T7697] RBP: 00007f094aded090 R08: 0000000000000000 R09: 0000000000000000 [ 261.777795][ T7697] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 261.785758][ T7697] R13: 00007f094a226038 R14: 00007f094a225fa0 R15: 00007ffed8cb0268 [ 261.793737][ T7697] [ 261.934585][ T7707] validate_nla: 3 callbacks suppressed [ 261.934604][ T7707] netlink: 'syz.3.626': attribute type 10 has an invalid length. [ 261.966356][ T7707] team0: Port device wlan1 added [ 262.071370][ T7698] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 262.475083][ T7720] netlink: 'syz.1.632': attribute type 1 has an invalid length. [ 262.495178][ T7720] netlink: 112860 bytes leftover after parsing attributes in process `syz.1.632'. [ 263.025671][ T7732] FAULT_INJECTION: forcing a failure. [ 263.025671][ T7732] name failslab, interval 1, probability 0, space 0, times 0 [ 263.073219][ T7732] CPU: 0 PID: 7732 Comm: syz.2.635 Not tainted syzkaller #0 [ 263.080571][ T7732] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 263.090646][ T7732] Call Trace: [ 263.093946][ T7732] [ 263.096900][ T7732] dump_stack_lvl+0x18c/0x250 [ 263.101609][ T7732] ? show_regs_print_info+0x20/0x20 [ 263.106835][ T7732] ? load_image+0x420/0x420 [ 263.111468][ T7732] ? __might_sleep+0xe0/0xe0 [ 263.116104][ T7732] ? __lock_acquire+0x7d80/0x7d80 [ 263.121362][ T7732] should_fail_ex+0x394/0x4c0 [ 263.126083][ T7732] should_failslab+0x9/0x20 [ 263.130622][ T7732] slab_pre_alloc_hook+0x59/0x300 [ 263.135681][ T7732] ? kvmalloc_node+0x70/0x180 [ 263.140393][ T7732] ? kvmalloc_node+0x70/0x180 [ 263.145100][ T7732] __kmem_cache_alloc_node+0x53/0x250 [ 263.150522][ T7732] ? kvmalloc_node+0x70/0x180 [ 263.155350][ T7732] __kmalloc_node+0xa6/0x240 [ 263.159987][ T7732] kvmalloc_node+0x70/0x180 [ 263.164534][ T7732] bpf_test_run_xdp_live+0x1e9/0x1b30 [ 263.169948][ T7732] ? 0xffffffffa0004740 [ 263.174137][ T7732] ? 0xffffffffa0004740 [ 263.178333][ T7732] ? bpf_dispatcher_change_prog+0xc96/0xf10 [ 263.184299][ T7732] ? perf_trace_preemptirq_template+0x269/0x330 [ 263.190587][ T7732] ? xdp_convert_md_to_buff+0x330/0x330 [ 263.196207][ T7732] ? trace_raw_output_bpf_test_finish+0xd0/0xd0 [ 263.202486][ T7732] ? _copy_from_user+0xa5/0xe0 [ 263.207284][ T7732] ? bpf_test_init+0x119/0x140 [ 263.212079][ T7732] ? xdp_convert_md_to_buff+0x5b/0x330 [ 263.217572][ T7732] bpf_prog_test_run_xdp+0x7d8/0x1140 [ 263.222973][ T7732] ? trace_event_raw_event_preemptirq_template+0x1f0/0x1f0 [ 263.230220][ T7732] ? dev_put+0x80/0x80 [ 263.234464][ T7732] ? dev_put+0x80/0x80 [ 263.238561][ T7732] bpf_prog_test_run+0x31f/0x390 [ 263.243534][ T7732] __sys_bpf+0x49d/0x890 [ 263.247808][ T7732] ? bpf_link_show_fdinfo+0x390/0x390 [ 263.253238][ T7732] __x64_sys_bpf+0x7c/0x90 [ 263.257700][ T7732] do_syscall_64+0x55/0xb0 [ 263.262179][ T7732] ? clear_bhb_loop+0x40/0x90 [ 263.266890][ T7732] ? clear_bhb_loop+0x40/0x90 [ 263.271607][ T7732] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 263.277569][ T7732] RIP: 0033:0x7fb1d8f9e0d9 [ 263.282023][ T7732] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 263.301661][ T7732] RSP: 002b:00007fb1d71f6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 263.310106][ T7732] RAX: ffffffffffffffda RBX: 00007fb1d9225fa0 RCX: 00007fb1d8f9e0d9 [ 263.318107][ T7732] RDX: 0000000000000048 RSI: 0000200000000600 RDI: 000000000000000a [ 263.326103][ T7732] RBP: 00007fb1d71f6090 R08: 0000000000000000 R09: 0000000000000000 [ 263.334105][ T7732] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 263.342123][ T7732] R13: 00007fb1d9226038 R14: 00007fb1d9225fa0 R15: 00007ffcc11587a8 [ 263.350154][ T7732] [ 263.520523][ T7740] netlink: 60 bytes leftover after parsing attributes in process `syz.0.637'. [ 263.552962][ T7740] netlink: 60 bytes leftover after parsing attributes in process `syz.0.637'. [ 263.580734][ T7745] netlink: 60 bytes leftover after parsing attributes in process `syz.0.637'. [ 263.735632][ T7740] netlink: 60 bytes leftover after parsing attributes in process `syz.0.637'. [ 264.084958][ T7755] netlink: 'syz.0.642': attribute type 10 has an invalid length. [ 264.299035][ T7755] team0: Port device wlan1 added [ 264.395714][ T7753] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 264.448781][ T7765] netlink: 199836 bytes leftover after parsing attributes in process `syz.2.645'. [ 265.296393][ T7782] netlink: 14 bytes leftover after parsing attributes in process `syz.3.649'. [ 265.428172][ T7787] netlink: 4083 bytes leftover after parsing attributes in process `syz.1.651'. [ 265.448992][ T7786] netlink: 65047 bytes leftover after parsing attributes in process `syz.1.651'. [ 266.128169][ T7803] netlink: 199836 bytes leftover after parsing attributes in process `syz.0.657'. [ 266.206995][ T7805] FAULT_INJECTION: forcing a failure. [ 266.206995][ T7805] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 266.221693][ T7805] CPU: 1 PID: 7805 Comm: syz.2.659 Not tainted syzkaller #0 [ 266.229027][ T7805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 266.239125][ T7805] Call Trace: [ 266.242518][ T7805] [ 266.245470][ T7805] dump_stack_lvl+0x18c/0x250 [ 266.250194][ T7805] ? show_regs_print_info+0x20/0x20 [ 266.255427][ T7805] ? load_image+0x420/0x420 [ 266.259970][ T7805] ? __might_fault+0xaa/0x120 [ 266.264684][ T7805] ? __lock_acquire+0x7d80/0x7d80 [ 266.269747][ T7805] should_fail_ex+0x394/0x4c0 [ 266.274465][ T7805] _copy_from_user+0x2f/0xe0 [ 266.279088][ T7805] __sys_bpf+0x23e/0x890 [ 266.283367][ T7805] ? bpf_link_show_fdinfo+0x390/0x390 [ 266.288780][ T7805] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 266.294969][ T7805] __x64_sys_bpf+0x7c/0x90 [ 266.299406][ T7805] do_syscall_64+0x55/0xb0 [ 266.303843][ T7805] ? clear_bhb_loop+0x40/0x90 [ 266.308548][ T7805] ? clear_bhb_loop+0x40/0x90 [ 266.313249][ T7805] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 266.319163][ T7805] RIP: 0033:0x7fb1d8f9e0d9 [ 266.323597][ T7805] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 266.343228][ T7805] RSP: 002b:00007fb1d71f6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 266.351642][ T7805] RAX: ffffffffffffffda RBX: 00007fb1d9225fa0 RCX: 00007fb1d8f9e0d9 [ 266.359608][ T7805] RDX: 0000000000000050 RSI: 0000200000000080 RDI: 000000000000000a [ 266.367609][ T7805] RBP: 00007fb1d71f6090 R08: 0000000000000000 R09: 0000000000000000 [ 266.376009][ T7805] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 266.383976][ T7805] R13: 00007fb1d9226038 R14: 00007fb1d9225fa0 R15: 00007ffcc11587a8 [ 266.391963][ T7805] [ 268.151718][ T7838] __nla_validate_parse: 1 callbacks suppressed [ 268.151738][ T7838] netlink: 199836 bytes leftover after parsing attributes in process `syz.2.670'. [ 268.284985][ T7833] netlink: 14 bytes leftover after parsing attributes in process `syz.3.668'. [ 268.801001][ T7852] netlink: 22 bytes leftover after parsing attributes in process `syz.2.674'. [ 272.757979][ T7884] netlink: 'syz.0.684': attribute type 1 has an invalid length. [ 272.819350][ T7884] netlink: 112860 bytes leftover after parsing attributes in process `syz.0.684'. [ 275.412279][ T7893] netlink: 14 bytes leftover after parsing attributes in process `syz.3.686'. [ 276.208608][ T7905] netlink: 14 bytes leftover after parsing attributes in process `syz.0.689'. [ 276.891472][ T7921] netlink: 121460 bytes leftover after parsing attributes in process `syz.2.696'. [ 276.904505][ T7921] netlink: 'syz.2.696': attribute type 1 has an invalid length. [ 276.917444][ T7921] netlink: 16520 bytes leftover after parsing attributes in process `syz.2.696'. [ 280.448160][ T7937] netlink: 14 bytes leftover after parsing attributes in process `syz.1.699'. [ 280.935162][ T7948] netlink: 60 bytes leftover after parsing attributes in process `syz.2.705'. [ 280.958929][ T7948] netlink: 60 bytes leftover after parsing attributes in process `syz.2.705'. [ 280.987541][ T7948] netlink: 60 bytes leftover after parsing attributes in process `syz.2.705'. [ 281.183587][ T7948] netlink: 60 bytes leftover after parsing attributes in process `syz.2.705'. [ 281.189602][ T7957] netlink: 132 bytes leftover after parsing attributes in process `syz.1.706'. [ 281.609988][ T7963] netlink: 121460 bytes leftover after parsing attributes in process `syz.3.709'. [ 281.622937][ T7963] netlink: 'syz.3.709': attribute type 1 has an invalid length. [ 281.636974][ T7963] netlink: 16520 bytes leftover after parsing attributes in process `syz.3.709'. [ 284.796774][ T7986] netlink: 14 bytes leftover after parsing attributes in process `syz.2.715'. [ 284.994189][ T7988] netlink: 134744 bytes leftover after parsing attributes in process `syz.0.717'. [ 285.234369][ T8001] FAULT_INJECTION: forcing a failure. [ 285.234369][ T8001] name failslab, interval 1, probability 0, space 0, times 0 [ 285.247238][ T8001] CPU: 1 PID: 8001 Comm: syz.3.722 Not tainted syzkaller #0 [ 285.254559][ T8001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 285.264625][ T8001] Call Trace: [ 285.267900][ T8001] [ 285.270824][ T8001] dump_stack_lvl+0x18c/0x250 [ 285.275497][ T8001] ? show_regs_print_info+0x20/0x20 [ 285.280690][ T8001] ? load_image+0x420/0x420 [ 285.285210][ T8001] ? __lock_acquire+0x7d80/0x7d80 [ 285.290255][ T8001] ? rcu_is_watching+0x15/0xb0 [ 285.295032][ T8001] ? __alloc_pages+0x276/0x460 [ 285.299820][ T8001] should_fail_ex+0x394/0x4c0 [ 285.304495][ T8001] should_failslab+0x9/0x20 [ 285.308991][ T8001] slab_pre_alloc_hook+0x59/0x300 [ 285.314027][ T8001] ? sctp_auth_asoc_copy_shkeys+0x14e/0x5a0 [ 285.319950][ T8001] __kmem_cache_alloc_node+0x53/0x250 [ 285.325326][ T8001] ? sctp_auth_asoc_copy_shkeys+0x14e/0x5a0 [ 285.331214][ T8001] kmalloc_trace+0x2a/0xe0 [ 285.335745][ T8001] sctp_auth_asoc_copy_shkeys+0x14e/0x5a0 [ 285.341516][ T8001] ? sctp_stream_interleave_init+0x55/0x90 [ 285.347499][ T8001] sctp_association_new+0x15be/0x25b0 [ 285.352903][ T8001] sctp_connect_new_asoc+0x2de/0x6a0 [ 285.358194][ T8001] ? __sctp_connect+0xd80/0xd80 [ 285.363059][ T8001] ? __local_bh_enable_ip+0x13a/0x1c0 [ 285.368453][ T8001] ? _local_bh_enable+0xa0/0xa0 [ 285.373419][ T8001] ? sctp_endpoint_lookup_assoc+0x7b/0x260 [ 285.379251][ T8001] ? sctp_endpoint_lookup_assoc+0x7b/0x260 [ 285.385067][ T8001] ? bpf_lsm_sctp_bind_connect+0x9/0x10 [ 285.390611][ T8001] ? security_sctp_bind_connect+0x89/0xb0 [ 285.396338][ T8001] sctp_sendmsg+0x1519/0x27b0 [ 285.401040][ T8001] ? sctp_getsockopt+0xb60/0xb60 [ 285.405980][ T8001] ? aa_af_perm+0x330/0x330 [ 285.410478][ T8001] ? tomoyo_socket_sendmsg_permission+0x1e1/0x2f0 [ 285.416896][ T8001] ? sock_rps_record_flow+0x19/0x3f0 [ 285.422199][ T8001] ? inet_sendmsg+0x7e/0x2a0 [ 285.426814][ T8001] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 285.432123][ T8001] ? inet_send_prepare+0x250/0x250 [ 285.437249][ T8001] ____sys_sendmsg+0x61b/0x980 [ 285.442036][ T8001] ? __asan_memset+0x22/0x40 [ 285.446635][ T8001] ? __sys_sendmsg_sock+0x30/0x30 [ 285.451653][ T8001] ? __import_iovec+0x5f2/0x850 [ 285.456520][ T8001] ? import_iovec+0x73/0xa0 [ 285.461021][ T8001] ___sys_sendmsg+0x2a6/0x360 [ 285.465692][ T8001] ? get_pid_task+0x20/0x1e0 [ 285.470282][ T8001] ? __sys_sendmsg+0x2b0/0x2b0 [ 285.475053][ T8001] ? __lock_acquire+0x7d80/0x7d80 [ 285.480091][ T8001] __se_sys_sendmsg+0x1d0/0x2c0 [ 285.484936][ T8001] ? __x64_sys_sendmsg+0x80/0x80 [ 285.489878][ T8001] ? lockdep_hardirqs_on+0x98/0x150 [ 285.495081][ T8001] do_syscall_64+0x55/0xb0 [ 285.499576][ T8001] ? clear_bhb_loop+0x40/0x90 [ 285.504247][ T8001] ? clear_bhb_loop+0x40/0x90 [ 285.508921][ T8001] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 285.514998][ T8001] RIP: 0033:0x7fe97399e0d9 [ 285.519411][ T8001] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 285.539015][ T8001] RSP: 002b:00007fe9747c8028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 285.547427][ T8001] RAX: ffffffffffffffda RBX: 00007fe973c25fa0 RCX: 00007fe97399e0d9 [ 285.555394][ T8001] RDX: 00000000240448c4 RSI: 0000200000000500 RDI: 0000000000000003 [ 285.563358][ T8001] RBP: 00007fe9747c8090 R08: 0000000000000000 R09: 0000000000000000 [ 285.571334][ T8001] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 285.579296][ T8001] R13: 00007fe973c26038 R14: 00007fe973c25fa0 R15: 00007ffd84a51c88 [ 285.587279][ T8001] [ 286.199970][ T8019] netlink: 121460 bytes leftover after parsing attributes in process `syz.3.728'. [ 286.228517][ T8019] netlink: 'syz.3.728': attribute type 1 has an invalid length. [ 286.283485][ T8019] netlink: 16520 bytes leftover after parsing attributes in process `syz.3.728'. [ 286.495953][ T8023] netlink: 14 bytes leftover after parsing attributes in process `syz.0.730'. [ 286.763306][ T8032] netlink: 14 bytes leftover after parsing attributes in process `syz.3.734'. [ 286.898646][ T8042] Driver unsupported XDP return value 0 on prog (id 936) dev N/A, expect packet loss! [ 287.245625][ T8051] netlink: 'syz.0.740': attribute type 1 has an invalid length. [ 287.255091][ T8052] netlink: 152 bytes leftover after parsing attributes in process `syz.1.741'. [ 287.264304][ T8051] netlink: 112860 bytes leftover after parsing attributes in process `syz.0.740'. [ 287.274541][ T8052] tc_dump_action: action bad kind [ 287.330802][ T8055] netlink: 121460 bytes leftover after parsing attributes in process `syz.2.742'. [ 287.342997][ T8055] netlink: 22856 bytes leftover after parsing attributes in process `syz.2.742'. [ 287.892952][ T8070] FAULT_INJECTION: forcing a failure. [ 287.892952][ T8070] name failslab, interval 1, probability 0, space 0, times 0 [ 287.970016][ T8070] CPU: 1 PID: 8070 Comm: syz.0.748 Not tainted syzkaller #0 [ 287.971450][ T8076] FAULT_INJECTION: forcing a failure. [ 287.971450][ T8076] name failslab, interval 1, probability 0, space 0, times 0 [ 287.977338][ T8070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 287.977352][ T8070] Call Trace: [ 287.977358][ T8070] [ 287.977365][ T8070] dump_stack_lvl+0x18c/0x250 [ 287.977392][ T8070] ? show_regs_print_info+0x20/0x20 [ 287.977413][ T8070] ? load_image+0x420/0x420 [ 288.020856][ T8070] ? __might_sleep+0xe0/0xe0 [ 288.025471][ T8070] ? __lock_acquire+0x7d80/0x7d80 [ 288.030603][ T8070] should_fail_ex+0x394/0x4c0 [ 288.035309][ T8070] should_failslab+0x9/0x20 [ 288.039832][ T8070] slab_pre_alloc_hook+0x59/0x300 [ 288.044899][ T8070] ? kvmalloc_node+0x70/0x180 [ 288.049605][ T8070] ? kvmalloc_node+0x70/0x180 [ 288.054388][ T8070] __kmem_cache_alloc_node+0x53/0x250 [ 288.059783][ T8070] ? kvmalloc_node+0x70/0x180 [ 288.064475][ T8070] __kmalloc_node+0xa6/0x240 [ 288.069098][ T8070] kvmalloc_node+0x70/0x180 [ 288.073629][ T8070] bpf_test_run_xdp_live+0x1e9/0x1b30 [ 288.079038][ T8070] ? 0xffffffffa0004740 [ 288.083226][ T8070] ? 0xffffffffa0004740 [ 288.087398][ T8070] ? bpf_dispatcher_change_prog+0xc96/0xf10 [ 288.093499][ T8070] ? xdp_convert_md_to_buff+0x330/0x330 [ 288.099099][ T8070] ? trace_raw_output_bpf_test_finish+0xd0/0xd0 [ 288.105360][ T8070] ? _copy_from_user+0xa5/0xe0 [ 288.110141][ T8070] ? bpf_test_init+0x119/0x140 [ 288.114918][ T8070] ? xdp_convert_md_to_buff+0x5b/0x330 [ 288.120390][ T8070] bpf_prog_test_run_xdp+0x7d8/0x1140 [ 288.125779][ T8070] ? __lock_acquire+0x7d80/0x7d80 [ 288.130834][ T8070] ? dev_put+0x80/0x80 [ 288.134944][ T8070] ? dev_put+0x80/0x80 [ 288.139122][ T8070] bpf_prog_test_run+0x31f/0x390 [ 288.144082][ T8070] __sys_bpf+0x49d/0x890 [ 288.148348][ T8070] ? bpf_link_show_fdinfo+0x390/0x390 [ 288.153760][ T8070] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 288.159941][ T8070] __x64_sys_bpf+0x7c/0x90 [ 288.164374][ T8070] do_syscall_64+0x55/0xb0 [ 288.168800][ T8070] ? clear_bhb_loop+0x40/0x90 [ 288.173488][ T8070] ? clear_bhb_loop+0x40/0x90 [ 288.178174][ T8070] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 288.184086][ T8070] RIP: 0033:0x7fdb39f9e0d9 [ 288.188509][ T8070] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 288.208142][ T8070] RSP: 002b:00007fdb3ada5028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 288.216581][ T8070] RAX: ffffffffffffffda RBX: 00007fdb3a225fa0 RCX: 00007fdb39f9e0d9 [ 288.224566][ T8070] RDX: 0000000000000048 RSI: 0000200000000600 RDI: 000000000000000a [ 288.232548][ T8070] RBP: 00007fdb3ada5090 R08: 0000000000000000 R09: 0000000000000000 [ 288.240534][ T8070] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 288.248513][ T8070] R13: 00007fdb3a226038 R14: 00007fdb3a225fa0 R15: 00007ffe7edef798 [ 288.256519][ T8070] [ 288.259549][ T8076] CPU: 0 PID: 8076 Comm: syz.3.751 Not tainted syzkaller #0 [ 288.266864][ T8076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 288.276950][ T8076] Call Trace: [ 288.280235][ T8076] [ 288.283161][ T8076] dump_stack_lvl+0x18c/0x250 [ 288.287933][ T8076] ? show_regs_print_info+0x20/0x20 [ 288.293130][ T8076] ? load_image+0x420/0x420 [ 288.297643][ T8076] should_fail_ex+0x394/0x4c0 [ 288.302323][ T8076] should_failslab+0x9/0x20 [ 288.306823][ T8076] slab_pre_alloc_hook+0x59/0x300 [ 288.311850][ T8076] ? stack_depot_init+0x36/0xe0 [ 288.316723][ T8076] ? __hw_addr_add_ex+0x1f4/0x700 [ 288.321841][ T8076] __kmem_cache_alloc_node+0x53/0x250 [ 288.327415][ T8076] ? __hw_addr_add_ex+0x1f4/0x700 [ 288.332465][ T8076] kmalloc_trace+0x2a/0xe0 [ 288.336888][ T8076] __hw_addr_add_ex+0x1f4/0x700 [ 288.341915][ T8076] dev_addr_init+0x15b/0x240 [ 288.346502][ T8076] ? dev_addr_flush+0x210/0x210 [ 288.351358][ T8076] alloc_netdev_mqs+0x2d8/0x1040 [ 288.356299][ T8076] ? tun_get_tx_ring+0xa0/0xa0 [ 288.361070][ T8076] tun_set_iff+0x546/0xea0 [ 288.365517][ T8076] __tun_chr_ioctl+0x7e0/0x2070 [ 288.370367][ T8076] ? tun_flow_create+0x310/0x310 [ 288.375326][ T8076] ? bpf_lsm_file_ioctl+0x9/0x10 [ 288.380262][ T8076] ? security_file_ioctl+0x80/0xa0 [ 288.385370][ T8076] ? tun_chr_poll+0x630/0x630 [ 288.390049][ T8076] __se_sys_ioctl+0xfd/0x170 [ 288.394735][ T8076] do_syscall_64+0x55/0xb0 [ 288.399148][ T8076] ? clear_bhb_loop+0x40/0x90 [ 288.403813][ T8076] ? clear_bhb_loop+0x40/0x90 [ 288.408571][ T8076] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 288.414460][ T8076] RIP: 0033:0x7fe97399e0d9 [ 288.418895][ T8076] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 288.438503][ T8076] RSP: 002b:00007fe9747c8028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 288.446941][ T8076] RAX: ffffffffffffffda RBX: 00007fe973c25fa0 RCX: 00007fe97399e0d9 [ 288.454909][ T8076] RDX: 0000200000000180 RSI: 00000000400454ca RDI: 0000000000000009 [ 288.462876][ T8076] RBP: 00007fe9747c8090 R08: 0000000000000000 R09: 0000000000000000 [ 288.470871][ T8076] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 288.478838][ T8076] R13: 00007fe973c26038 R14: 00007fe973c25fa0 R15: 00007ffd84a51c88 [ 288.486817][ T8076] [ 288.503506][ T8082] netlink: 121460 bytes leftover after parsing attributes in process `syz.2.752'. [ 288.513897][ T8082] netlink: 22856 bytes leftover after parsing attributes in process `syz.2.752'. [ 288.831983][ T8094] netlink: 'syz.1.756': attribute type 1 has an invalid length. [ 288.881902][ T8086] macvlan1: entered promiscuous mode [ 288.887552][ T8086] macvlan1: entered allmulticast mode [ 288.919367][ T8086] veth1_vlan: entered allmulticast mode [ 289.840683][ T8119] FAULT_INJECTION: forcing a failure. [ 289.840683][ T8119] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 289.869059][ T8119] CPU: 0 PID: 8119 Comm: syz.2.765 Not tainted syzkaller #0 [ 289.876411][ T8119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 289.886489][ T8119] Call Trace: [ 289.889793][ T8119] [ 289.892751][ T8119] dump_stack_lvl+0x18c/0x250 [ 289.897471][ T8119] ? show_regs_print_info+0x20/0x20 [ 289.902693][ T8119] ? load_image+0x420/0x420 [ 289.907224][ T8119] ? __might_fault+0xaa/0x120 [ 289.911931][ T8119] ? __lock_acquire+0x7d80/0x7d80 [ 289.916983][ T8119] should_fail_ex+0x394/0x4c0 [ 289.921690][ T8119] _copy_from_user+0x2f/0xe0 [ 289.926325][ T8119] __sys_bpf+0x23e/0x890 [ 289.930597][ T8119] ? bpf_link_show_fdinfo+0x390/0x390 [ 289.936003][ T8119] ? lock_chain_count+0x20/0x20 [ 289.940884][ T8119] __x64_sys_bpf+0x7c/0x90 [ 289.945325][ T8119] do_syscall_64+0x55/0xb0 [ 289.949763][ T8119] ? clear_bhb_loop+0x40/0x90 [ 289.954469][ T8119] ? clear_bhb_loop+0x40/0x90 [ 289.959179][ T8119] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 289.965102][ T8119] RIP: 0033:0x7fb1d8f9e0d9 [ 289.969540][ T8119] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 289.989178][ T8119] RSP: 002b:00007fb1d71d5028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 289.997618][ T8119] RAX: ffffffffffffffda RBX: 00007fb1d9226090 RCX: 00007fb1d8f9e0d9 [ 290.005616][ T8119] RDX: 0000000000000048 RSI: 0000200000000340 RDI: 000000000000000a [ 290.013610][ T8119] RBP: 00007fb1d71d5090 R08: 0000000000000000 R09: 0000000000000000 [ 290.021613][ T8119] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 290.029612][ T8119] R13: 00007fb1d9226128 R14: 00007fb1d9226090 R15: 00007ffcc11587a8 [ 290.037627][ T8119] [ 290.687971][ T8137] mac80211_hwsim hwsim5 ..ãc¤±: renamed from wlan1 (while UP) [ 291.970902][ T8173] netlink: 'syz.0.784': attribute type 21 has an invalid length. [ 292.185094][ T8182] netlink: 'syz.3.787': attribute type 10 has an invalid length. [ 292.196921][ T8182] __nla_validate_parse: 6 callbacks suppressed [ 292.197213][ T8182] netlink: 55 bytes leftover after parsing attributes in process `syz.3.787'. [ 292.400297][ T8190] FAULT_INJECTION: forcing a failure. [ 292.400297][ T8190] name failslab, interval 1, probability 0, space 0, times 0 [ 292.426180][ T8186] netlink: 14 bytes leftover after parsing attributes in process `syz.1.788'. [ 292.426368][ T8190] CPU: 0 PID: 8190 Comm: syz.2.791 Not tainted syzkaller #0 [ 292.442425][ T8190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 292.452515][ T8190] Call Trace: [ 292.455813][ T8190] [ 292.458753][ T8190] dump_stack_lvl+0x18c/0x250 [ 292.463454][ T8190] ? show_regs_print_info+0x20/0x20 [ 292.468672][ T8190] ? load_image+0x420/0x420 [ 292.473210][ T8190] ? __might_sleep+0xe0/0xe0 [ 292.477824][ T8190] ? __lock_acquire+0x7d80/0x7d80 [ 292.482877][ T8190] should_fail_ex+0x394/0x4c0 [ 292.487575][ T8190] should_failslab+0x9/0x20 [ 292.492094][ T8190] slab_pre_alloc_hook+0x59/0x300 [ 292.497138][ T8190] ? tomoyo_realpath_from_path+0xe6/0x5c0 [ 292.502877][ T8190] ? tomoyo_realpath_from_path+0xe6/0x5c0 [ 292.508662][ T8190] __kmem_cache_alloc_node+0x53/0x250 [ 292.514061][ T8190] ? tomoyo_realpath_from_path+0xe6/0x5c0 [ 292.519824][ T8190] __kmalloc+0xa7/0x240 [ 292.524017][ T8190] tomoyo_realpath_from_path+0xe6/0x5c0 [ 292.529692][ T8190] tomoyo_check_open_permission+0x224/0x460 [ 292.535608][ T8190] ? tomoyo_check_open_permission+0x1cf/0x460 [ 292.541700][ T8190] ? tomoyo_check_path_number_acl+0x280/0x280 [ 292.547789][ T8190] ? aa_get_newest_label+0xfd/0x5c0 [ 292.553021][ T8190] ? __asan_memset+0x22/0x40 [ 292.557651][ T8190] ? __rwlock_init+0x150/0x150 [ 292.562434][ T8190] ? tomoyo_file_open+0xed/0x180 [ 292.567398][ T8190] security_file_open+0x62/0xa0 [ 292.572278][ T8190] do_dentry_open+0x32b/0x14b0 [ 292.577075][ T8190] ? __asan_memcpy+0x40/0x70 [ 292.581687][ T8190] path_openat+0x284f/0x3270 [ 292.586326][ T8190] ? do_filp_open+0x430/0x430 [ 292.591053][ T8190] do_filp_open+0x1f2/0x430 [ 292.595578][ T8190] ? vfs_tmpfile+0x620/0x620 [ 292.600213][ T8190] ? _raw_spin_unlock+0x28/0x40 [ 292.605084][ T8190] ? alloc_fd+0x590/0x640 [ 292.609443][ T8190] do_sys_openat2+0x134/0x1d0 [ 292.614152][ T8190] ? do_sys_open+0xe0/0xe0 [ 292.618583][ T8190] ? lockdep_hardirqs_on_prepare+0x44c/0x7d0 [ 292.624578][ T8190] ? lock_chain_count+0x20/0x20 [ 292.629457][ T8190] __x64_sys_openat+0x139/0x160 [ 292.634356][ T8190] do_syscall_64+0x55/0xb0 [ 292.638788][ T8190] ? clear_bhb_loop+0x40/0x90 [ 292.643476][ T8190] ? clear_bhb_loop+0x40/0x90 [ 292.648167][ T8190] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 292.654077][ T8190] RIP: 0033:0x7fb1d8f9e0d9 [ 292.658508][ T8190] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 292.678135][ T8190] RSP: 002b:00007fb1d71f6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 292.686570][ T8190] RAX: ffffffffffffffda RBX: 00007fb1d9225fa0 RCX: 00007fb1d8f9e0d9 [ 292.694639][ T8190] RDX: 0000000000000002 RSI: 0000200000000380 RDI: 0000000000000003 [ 292.702620][ T8190] RBP: 00007fb1d71f6090 R08: 0000000000000000 R09: 0000000000000000 [ 292.710689][ T8190] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 292.718678][ T8190] R13: 00007fb1d9226038 R14: 00007fb1d9225fa0 R15: 00007ffcc11587a8 [ 292.726693][ T8190] [ 292.740250][ T8190] ERROR: Out of memory at tomoyo_realpath_from_path. [ 292.944018][ T8199] netlink: 'syz.2.793': attribute type 1 has an invalid length. [ 292.965099][ T8199] netlink: 112860 bytes leftover after parsing attributes in process `syz.2.793'. [ 293.055129][ T8202] netlink: 209852 bytes leftover after parsing attributes in process `syz.1.795'. [ 293.064670][ T8202] openvswitch: netlink: Tunnel attr 11913 out of range max 16 [ 293.079530][ T8202] netlink: 'syz.1.795': attribute type 16 has an invalid length. [ 293.087615][ T8202] netlink: 48 bytes leftover after parsing attributes in process `syz.1.795'. [ 293.097038][ T8202] veth1_macvtap: entered allmulticast mode [ 293.494830][ T8214] netlink: 199836 bytes leftover after parsing attributes in process `syz.3.800'. [ 294.218576][ T8225] netlink: 14 bytes leftover after parsing attributes in process `syz.3.803'. [ 295.023371][ T8242] netlink: 'syz.1.810': attribute type 39 has an invalid length. [ 296.130098][ T8267] netlink: 14 bytes leftover after parsing attributes in process `syz.2.819'. [ 296.185469][ T8271] netlink: 'syz.1.820': attribute type 3 has an invalid length. [ 296.235447][ T8271] netlink: 'syz.1.820': attribute type 4 has an invalid length. [ 296.249248][ T8274] FAULT_INJECTION: forcing a failure. [ 296.249248][ T8274] name failslab, interval 1, probability 0, space 0, times 0 [ 296.262720][ T8274] CPU: 1 PID: 8274 Comm: syz.3.822 Not tainted syzkaller #0 [ 296.270058][ T8274] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 296.280142][ T8274] Call Trace: [ 296.283449][ T8274] [ 296.286413][ T8274] dump_stack_lvl+0x18c/0x250 [ 296.288118][ T8271] netlink: 'syz.1.820': attribute type 7 has an invalid length. [ 296.291107][ T8274] ? show_regs_print_info+0x20/0x20 [ 296.291158][ T8274] ? load_image+0x420/0x420 [ 296.291196][ T8274] should_fail_ex+0x394/0x4c0 [ 296.291225][ T8274] should_failslab+0x9/0x20 [ 296.291249][ T8274] slab_pre_alloc_hook+0x59/0x300 [ 296.322819][ T8274] ? nf_hook+0xa2/0x390 [ 296.327021][ T8274] kmem_cache_alloc+0x5a/0x2c0 [ 296.331819][ T8274] ? skb_clone+0x1eb/0x370 [ 296.336276][ T8274] skb_clone+0x1eb/0x370 [ 296.340552][ T8274] ? ip_mc_output+0x1d6/0x570 [ 296.342815][ T8271] netlink: 'syz.1.820': attribute type 8 has an invalid length. [ 296.345244][ T8274] ip_mc_output+0x1e3/0x570 [ 296.345276][ T8274] ip_send_skb+0x12f/0x1d0 [ 296.345314][ T8274] raw_sendmsg+0x15de/0x1ba0 [ 296.345351][ T8274] ? compat_raw_ioctl+0x70/0x70 [ 296.345383][ T8274] ? aa_sk_perm+0x83c/0x970 [ 296.345422][ T8274] ? tomoyo_socket_sendmsg_permission+0x216/0x2f0 [ 296.382279][ T8274] ? aa_sock_msg_perm+0x94/0x150 [ 296.387308][ T8274] ? sock_rps_record_flow+0x19/0x3f0 [ 296.392601][ T8274] ? inet_sendmsg+0x7e/0x2a0 [ 296.397207][ T8274] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 296.402488][ T8274] ? inet_send_prepare+0x250/0x250 [ 296.407593][ T8274] ____sys_sendmsg+0x61b/0x980 [ 296.412359][ T8274] ? __sys_sendmsg_sock+0x30/0x30 [ 296.417374][ T8274] ? __import_iovec+0x3fa/0x850 [ 296.422231][ T8274] ? import_iovec+0x73/0xa0 [ 296.426737][ T8274] ___sys_sendmsg+0x2a6/0x360 [ 296.431414][ T8274] ? __sys_sendmsg+0x2b0/0x2b0 [ 296.436183][ T8274] ? trace_call_bpf+0xc3/0x6c0 [ 296.440960][ T8274] __se_sys_sendmsg+0x1d0/0x2c0 [ 296.445805][ T8274] ? __x64_sys_sendmsg+0x80/0x80 [ 296.450749][ T8274] ? lockdep_hardirqs_on+0x98/0x150 [ 296.455943][ T8274] do_syscall_64+0x55/0xb0 [ 296.460357][ T8274] ? clear_bhb_loop+0x40/0x90 [ 296.465032][ T8274] ? clear_bhb_loop+0x40/0x90 [ 296.469730][ T8274] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 296.475631][ T8274] RIP: 0033:0x7fe97399e0d9 [ 296.480040][ T8274] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 296.499671][ T8274] RSP: 002b:00007fe9747c8028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 296.508086][ T8274] RAX: ffffffffffffffda RBX: 00007fe973c25fa0 RCX: 00007fe97399e0d9 [ 296.516054][ T8274] RDX: 0000000000000000 RSI: 0000200000000040 RDI: 0000000000000006 [ 296.524027][ T8274] RBP: 00007fe9747c8090 R08: 0000000000000000 R09: 0000000000000000 [ 296.531992][ T8274] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 296.539959][ T8274] R13: 00007fe973c26038 R14: 00007fe973c25fa0 R15: 00007ffd84a51c88 [ 296.547941][ T8274] [ 296.576172][ T8271] netlink: 'syz.1.820': attribute type 7 has an invalid length. [ 296.656134][ T8271] netlink: 198048 bytes leftover after parsing attributes in process `syz.1.820'. [ 296.920653][ T8282] netlink: 'syz.2.826': attribute type 29 has an invalid length. [ 296.928432][ T8282] netlink: 'syz.2.826': attribute type 3 has an invalid length. [ 296.941449][ T8282] netlink: 132 bytes leftover after parsing attributes in process `syz.2.826'. [ 297.726310][ T8302] __nla_validate_parse: 1 callbacks suppressed [ 297.726387][ T8302] netlink: 14 bytes leftover after parsing attributes in process `syz.2.834'. [ 298.700113][ T8322] netlink: 60 bytes leftover after parsing attributes in process `syz.1.840'. [ 298.743091][ T8322] netlink: 60 bytes leftover after parsing attributes in process `syz.1.840'. [ 299.169260][ T8335] FAULT_INJECTION: forcing a failure. [ 299.169260][ T8335] name failslab, interval 1, probability 0, space 0, times 0 [ 299.182371][ T8335] CPU: 1 PID: 8335 Comm: syz.1.848 Not tainted syzkaller #0 [ 299.189692][ T8335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 299.199769][ T8335] Call Trace: [ 299.203075][ T8335] [ 299.206030][ T8335] dump_stack_lvl+0x18c/0x250 [ 299.210739][ T8335] ? show_regs_print_info+0x20/0x20 [ 299.215964][ T8335] ? load_image+0x420/0x420 [ 299.220508][ T8335] should_fail_ex+0x394/0x4c0 [ 299.225227][ T8335] should_failslab+0x9/0x20 [ 299.229761][ T8335] slab_pre_alloc_hook+0x59/0x300 [ 299.234864][ T8335] kmem_cache_alloc_node+0x5e/0x310 [ 299.240101][ T8335] ? __alloc_skb+0x103/0x2c0 [ 299.244722][ T8335] __alloc_skb+0x103/0x2c0 [ 299.249167][ T8335] fdb_notify+0xa6/0x160 [ 299.253447][ T8335] fdb_delete+0xdd6/0x1060 [ 299.257896][ T8335] ? __vlan_flush+0x3e0/0x3e0 [ 299.262618][ T8335] ? fdb_delete+0x33a/0x1060 [ 299.267243][ T8335] ? fdb_notify+0x160/0x160 [ 299.271782][ T8335] br_fdb_find_delete_local+0x122/0x140 [ 299.277360][ T8335] nbp_vlan_delete+0x183/0x210 [ 299.282161][ T8335] br_vlan_info+0x13e/0x460 [ 299.286693][ T8335] ? br_process_vlan_info+0x8a0/0x8a0 [ 299.292118][ T8335] ? mark_lock+0x94/0x320 [ 299.296473][ T8335] br_process_vlan_info+0x316/0x8a0 [ 299.301705][ T8335] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 299.307810][ T8335] ? br_getlink+0x180/0x180 [ 299.312339][ T8335] ? arch_stack_walk+0x160/0x190 [ 299.317301][ T8335] br_afspec+0x399/0x5f0 [ 299.321566][ T8335] ? br_setport+0x1680/0x1680 [ 299.326253][ T8335] ? __mutex_trylock_common+0x160/0x270 [ 299.331827][ T8335] br_dellink+0x214/0x2b0 [ 299.336170][ T8335] ? br_afspec+0x5f0/0x5f0 [ 299.340612][ T8335] ? mutex_is_locked+0x12/0x40 [ 299.345389][ T8335] rtnl_bridge_dellink+0x489/0x6f0 [ 299.350514][ T8335] ? rtnl_bridge_getlink+0xd30/0xd30 [ 299.355913][ T8335] ? rtnl_bridge_getlink+0xd30/0xd30 [ 299.361205][ T8335] rtnetlink_rcv_msg+0x843/0xf90 [ 299.366153][ T8335] ? rtnetlink_rcv_msg+0x220/0xf90 [ 299.371281][ T8335] ? rtnetlink_bind+0x80/0x80 [ 299.375974][ T8335] ? lockdep_hardirqs_on_prepare+0x44c/0x7d0 [ 299.381960][ T8335] ? lock_chain_count+0x20/0x20 [ 299.386832][ T8335] ? __local_bh_enable_ip+0x13a/0x1c0 [ 299.392218][ T8335] ? lockdep_hardirqs_on+0x98/0x150 [ 299.397435][ T8335] ? __local_bh_enable_ip+0x13a/0x1c0 [ 299.402812][ T8335] ? _local_bh_enable+0xa0/0xa0 [ 299.407694][ T8335] ? __dev_queue_xmit+0x275/0x3630 [ 299.412821][ T8335] ? __dev_queue_xmit+0x1bc2/0x3630 [ 299.418036][ T8335] ? __dev_queue_xmit+0x275/0x3630 [ 299.423180][ T8335] ? ref_tracker_free+0x686/0x830 [ 299.428218][ T8335] netlink_rcv_skb+0x235/0x4c0 [ 299.432990][ T8335] ? rtnetlink_bind+0x80/0x80 [ 299.437680][ T8335] ? netlink_ack+0x1160/0x1160 [ 299.442468][ T8335] ? __lock_acquire+0x7d80/0x7d80 [ 299.447509][ T8335] ? netlink_deliver_tap+0x2e/0x1b0 [ 299.452726][ T8335] netlink_unicast+0x7b1/0x930 [ 299.457510][ T8335] netlink_sendmsg+0x8d0/0xbf0 [ 299.462289][ T8335] ? netlink_getsockopt+0x590/0x590 [ 299.467492][ T8335] ? apparmor_socket_sendmsg+0x170/0x330 [ 299.473138][ T8335] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 299.478432][ T8335] ? security_socket_sendmsg+0x80/0xa0 [ 299.483894][ T8335] ? netlink_getsockopt+0x590/0x590 [ 299.489099][ T8335] ____sys_sendmsg+0x61b/0x980 [ 299.493882][ T8335] ? __asan_memset+0x22/0x40 [ 299.498476][ T8335] ? __sys_sendmsg_sock+0x30/0x30 [ 299.503506][ T8335] ? __import_iovec+0x5f2/0x850 [ 299.508382][ T8335] ? import_iovec+0x73/0xa0 [ 299.512904][ T8335] ___sys_sendmsg+0x2a6/0x360 [ 299.517590][ T8335] ? get_pid_task+0x20/0x1e0 [ 299.522195][ T8335] ? __sys_sendmsg+0x2b0/0x2b0 [ 299.526994][ T8335] ? __lock_acquire+0x7d80/0x7d80 [ 299.532083][ T8335] __se_sys_sendmsg+0x1d0/0x2c0 [ 299.536940][ T8335] ? __x64_sys_sendmsg+0x80/0x80 [ 299.542005][ T8335] ? lockdep_hardirqs_on+0x98/0x150 [ 299.547225][ T8335] do_syscall_64+0x55/0xb0 [ 299.551653][ T8335] ? clear_bhb_loop+0x40/0x90 [ 299.556334][ T8335] ? clear_bhb_loop+0x40/0x90 [ 299.561017][ T8335] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 299.566923][ T8335] RIP: 0033:0x7f0949f9e0d9 [ 299.571351][ T8335] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 299.590981][ T8335] RSP: 002b:00007f094aded028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 299.599423][ T8335] RAX: ffffffffffffffda RBX: 00007f094a225fa0 RCX: 00007f0949f9e0d9 [ 299.607403][ T8335] RDX: 0000000020004080 RSI: 0000200000000040 RDI: 0000000000000003 [ 299.615390][ T8335] RBP: 00007f094aded090 R08: 0000000000000000 R09: 0000000000000000 [ 299.623375][ T8335] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 299.631353][ T8335] R13: 00007f094a226038 R14: 00007f094a225fa0 R15: 00007ffed8cb0268 [ 299.639349][ T8335] [ 299.711674][ T8337] netlink: 14 bytes leftover after parsing attributes in process `syz.0.847'. [ 299.741433][ T8340] netlink: 60 bytes leftover after parsing attributes in process `syz.2.849'. [ 299.764128][ T8340] netlink: 60 bytes leftover after parsing attributes in process `syz.2.849'. [ 300.147353][ T8352] validate_nla: 4 callbacks suppressed [ 300.147398][ T8352] netlink: 'syz.1.853': attribute type 1 has an invalid length. [ 300.175112][ T8352] netlink: 112860 bytes leftover after parsing attributes in process `syz.1.853'. [ 300.754643][ T8368] syzkaller0: entered promiscuous mode [ 300.760537][ T8368] syzkaller0: entered allmulticast mode [ 300.809251][ T8371] netlink: 128 bytes leftover after parsing attributes in process `syz.2.859'. [ 300.842531][ T8374] netlink: 60 bytes leftover after parsing attributes in process `syz.2.859'. [ 300.848280][ T8371] A link change request failed with some changes committed already. Interface lo may have been left with an inconsistent configuration, please check. [ 301.022937][ T8378] netlink: 209852 bytes leftover after parsing attributes in process `syz.3.860'. [ 302.141661][ T8377] bridge0: port 3(batadv0) entered blocking state [ 302.156728][ T8377] bridge0: port 3(batadv0) entered disabled state [ 302.178936][ T8377] batadv0: entered allmulticast mode [ 302.186369][ T8377] batadv0: entered promiscuous mode [ 302.207775][ T8377] bridge0: port 3(batadv0) entered blocking state [ 302.214417][ T8377] bridge0: port 3(batadv0) entered forwarding state [ 302.292498][ T1096] batman_adv: batadv0: No IGMP Querier present - multicast optimizations disabled [ 302.301868][ T1096] batman_adv: batadv0: No MLD Querier present - multicast optimizations disabled [ 302.981726][ T8397] __nla_validate_parse: 4 callbacks suppressed [ 302.981741][ T8397] netlink: 60 bytes leftover after parsing attributes in process `syz.0.868'. [ 303.000153][ T8397] netlink: 60 bytes leftover after parsing attributes in process `syz.0.868'. [ 303.011908][ T8397] FAULT_INJECTION: forcing a failure. [ 303.011908][ T8397] name failslab, interval 1, probability 0, space 0, times 0 [ 303.025815][ T8397] CPU: 1 PID: 8397 Comm: syz.0.868 Not tainted syzkaller #0 [ 303.033150][ T8397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 303.043265][ T8397] Call Trace: [ 303.046572][ T8397] [ 303.049521][ T8397] dump_stack_lvl+0x18c/0x250 [ 303.054246][ T8397] ? __alloc_skb+0x138/0x2c0 [ 303.058878][ T8397] ? show_regs_print_info+0x20/0x20 [ 303.064108][ T8397] ? load_image+0x420/0x420 [ 303.068675][ T8397] should_fail_ex+0x394/0x4c0 [ 303.073400][ T8397] should_failslab+0x9/0x20 [ 303.077942][ T8397] slab_pre_alloc_hook+0x59/0x300 [ 303.083010][ T8397] kmem_cache_alloc+0x5a/0x2c0 [ 303.087820][ T8397] ? skb_clone+0x1eb/0x370 [ 303.092292][ T8397] skb_clone+0x1eb/0x370 [ 303.096573][ T8397] __netlink_deliver_tap+0x411/0x7f0 [ 303.101990][ T8397] ? netlink_deliver_tap+0x2e/0x1b0 [ 303.107230][ T8397] netlink_deliver_tap+0x19c/0x1b0 [ 303.112382][ T8397] netlink_dump+0x95b/0xec0 [ 303.116929][ T8397] ? netlink_lookup+0x200/0x200 [ 303.121840][ T8397] ? netlink_lookup+0x30/0x200 [ 303.126650][ T8397] ? netlink_lookup+0x30/0x200 [ 303.131455][ T8397] __netlink_dump_start+0x57c/0x7a0 [ 303.136667][ T8397] rtnetlink_rcv_msg+0xe19/0xf90 [ 303.141613][ T8397] ? rtnetlink_rcv_msg+0x220/0xf90 [ 303.146731][ T8397] ? rtnl_getlink+0xd20/0xd20 [ 303.151408][ T8397] ? rtnetlink_bind+0x80/0x80 [ 303.156125][ T8397] ? rtnl_getlink+0xd20/0xd20 [ 303.160795][ T8397] ? ref_tracker_free+0x686/0x830 [ 303.165818][ T8397] netlink_rcv_skb+0x235/0x4c0 [ 303.170594][ T8397] ? rtnetlink_bind+0x80/0x80 [ 303.175284][ T8397] ? netlink_ack+0x1160/0x1160 [ 303.180063][ T8397] ? __lock_acquire+0x7d80/0x7d80 [ 303.185094][ T8397] ? netlink_deliver_tap+0x2e/0x1b0 [ 303.190378][ T8397] netlink_unicast+0x7b1/0x930 [ 303.195148][ T8397] netlink_sendmsg+0x8d0/0xbf0 [ 303.199919][ T8397] ? netlink_getsockopt+0x590/0x590 [ 303.205109][ T8397] ? apparmor_socket_sendmsg+0x8e/0x330 [ 303.210654][ T8397] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 303.215934][ T8397] ? security_socket_sendmsg+0x80/0xa0 [ 303.221385][ T8397] ? netlink_getsockopt+0x590/0x590 [ 303.226599][ T8397] ____sys_sendmsg+0x61b/0x980 [ 303.231386][ T8397] ? __asan_memset+0x22/0x40 [ 303.235993][ T8397] ? __sys_sendmsg_sock+0x30/0x30 [ 303.241024][ T8397] ? __import_iovec+0x5f2/0x850 [ 303.245879][ T8397] ? import_iovec+0x73/0xa0 [ 303.250387][ T8397] ___sys_sendmsg+0x2a6/0x360 [ 303.255068][ T8397] ? __sys_sendmsg+0x2b0/0x2b0 [ 303.259861][ T8397] __se_sys_sendmsg+0x1d0/0x2c0 [ 303.264713][ T8397] ? __x64_sys_sendmsg+0x80/0x80 [ 303.269676][ T8397] ? syscall_enter_from_user_mode+0x2e/0x80 [ 303.275655][ T8397] do_syscall_64+0x55/0xb0 [ 303.280154][ T8397] ? clear_bhb_loop+0x40/0x90 [ 303.284827][ T8397] ? clear_bhb_loop+0x40/0x90 [ 303.289502][ T8397] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 303.295393][ T8397] RIP: 0033:0x7fdb39f9e0d9 [ 303.299802][ T8397] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 303.319402][ T8397] RSP: 002b:00007fdb3ada5028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 303.327808][ T8397] RAX: ffffffffffffffda RBX: 00007fdb3a225fa0 RCX: 00007fdb39f9e0d9 [ 303.335773][ T8397] RDX: 0000000000008000 RSI: 00002000000000c0 RDI: 0000000000000006 [ 303.343740][ T8397] RBP: 00007fdb3ada5090 R08: 0000000000000000 R09: 0000000000000000 [ 303.351703][ T8397] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 303.359674][ T8397] R13: 00007fdb3a226038 R14: 00007fdb3a225fa0 R15: 00007ffe7edef798 [ 303.367650][ T8397] [ 303.608585][ T8399] netlink: 121460 bytes leftover after parsing attributes in process `syz.1.869'. [ 303.620202][ T8399] netlink: 22856 bytes leftover after parsing attributes in process `syz.1.869'. [ 304.056605][ T8418] FAULT_INJECTION: forcing a failure. [ 304.056605][ T8418] name failslab, interval 1, probability 0, space 0, times 0 [ 304.071623][ T8418] CPU: 1 PID: 8418 Comm: syz.1.876 Not tainted syzkaller #0 [ 304.078955][ T8418] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 304.089030][ T8418] Call Trace: [ 304.092318][ T8418] [ 304.095257][ T8418] dump_stack_lvl+0x18c/0x250 [ 304.099954][ T8418] ? show_regs_print_info+0x20/0x20 [ 304.105169][ T8418] ? load_image+0x420/0x420 [ 304.109695][ T8418] ? __might_sleep+0xe0/0xe0 [ 304.114293][ T8418] ? __lock_acquire+0x7d80/0x7d80 [ 304.119340][ T8418] should_fail_ex+0x394/0x4c0 [ 304.124046][ T8418] should_failslab+0x9/0x20 [ 304.128566][ T8418] slab_pre_alloc_hook+0x59/0x300 [ 304.133606][ T8418] ? kvmalloc_node+0x70/0x180 [ 304.138290][ T8418] ? kvmalloc_node+0x70/0x180 [ 304.142980][ T8418] __kmem_cache_alloc_node+0x53/0x250 [ 304.148368][ T8418] ? kvmalloc_node+0x70/0x180 [ 304.153052][ T8418] __kmalloc_node+0xa6/0x240 [ 304.157656][ T8418] kvmalloc_node+0x70/0x180 [ 304.162168][ T8418] map_get_next_key+0x28b/0x620 [ 304.167031][ T8418] ? 0xffffffff81000000 [ 304.171190][ T8418] __sys_bpf+0x715/0x890 [ 304.175437][ T8418] ? bpf_link_show_fdinfo+0x390/0x390 [ 304.180824][ T8418] ? 0xffffffff81000000 [ 304.184993][ T8418] ? lock_chain_count+0x20/0x20 [ 304.189946][ T8418] __x64_sys_bpf+0x7c/0x90 [ 304.194384][ T8418] do_syscall_64+0x55/0xb0 [ 304.198822][ T8418] ? clear_bhb_loop+0x40/0x90 [ 304.203518][ T8418] ? clear_bhb_loop+0x40/0x90 [ 304.208225][ T8418] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 304.214139][ T8418] RIP: 0033:0x7f0949f9e0d9 [ 304.218566][ T8418] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 304.238280][ T8418] RSP: 002b:00007f094aded028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 304.246707][ T8418] RAX: ffffffffffffffda RBX: 00007f094a225fa0 RCX: 00007f0949f9e0d9 [ 304.254687][ T8418] RDX: 0000000000000020 RSI: 0000200000000300 RDI: 0000000000000004 [ 304.262667][ T8418] RBP: 00007f094aded090 R08: 0000000000000000 R09: 0000000000000000 [ 304.270655][ T8418] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 304.278631][ T8418] R13: 00007f094a226038 R14: 00007f094a225fa0 R15: 00007ffed8cb0268 [ 304.286629][ T8418] [ 304.613297][ T8426] netlink: 'syz.0.879': attribute type 1 has an invalid length. [ 304.630333][ T8426] netlink: 112860 bytes leftover after parsing attributes in process `syz.0.879'. [ 304.769049][ T8424] netlink: 14 bytes leftover after parsing attributes in process `syz.1.878'. [ 305.728955][ T8440] netlink: 121460 bytes leftover after parsing attributes in process `syz.2.882'. [ 305.744319][ T8440] netlink: 22856 bytes leftover after parsing attributes in process `syz.2.882'. [ 305.965908][ T8456] delete_channel: no stack [ 305.976467][ T8456] delete_channel: no stack [ 307.016785][ T8475] netlink: 'syz.3.893': attribute type 1 has an invalid length. [ 307.064586][ T8475] netlink: 112860 bytes leftover after parsing attributes in process `syz.3.893'. [ 307.066861][ T8469] netlink: 14 bytes leftover after parsing attributes in process `syz.0.892'. [ 307.227721][ T8479] FAULT_INJECTION: forcing a failure. [ 307.227721][ T8479] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 307.244662][ T8479] CPU: 0 PID: 8479 Comm: syz.2.895 Not tainted syzkaller #0 [ 307.252001][ T8479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 307.262168][ T8479] Call Trace: [ 307.265452][ T8479] [ 307.268467][ T8479] dump_stack_lvl+0x18c/0x250 [ 307.273159][ T8479] ? show_regs_print_info+0x20/0x20 [ 307.278352][ T8479] ? load_image+0x420/0x420 [ 307.282939][ T8479] ? __might_fault+0xaa/0x120 [ 307.287787][ T8479] ? __lock_acquire+0x7d80/0x7d80 [ 307.292806][ T8479] ? __virt_addr_valid+0x10c/0x380 [ 307.297912][ T8479] should_fail_ex+0x394/0x4c0 [ 307.302589][ T8479] _copy_from_user+0x2f/0xe0 [ 307.307189][ T8479] memdup_user+0x64/0xc0 [ 307.311431][ T8479] bpf_prog_test_run_raw_tp+0x341/0x680 [ 307.316974][ T8479] ? trace_bpf_test_finish+0x1a0/0x1a0 [ 307.322433][ T8479] ? trace_bpf_test_finish+0x1a0/0x1a0 [ 307.327968][ T8479] bpf_prog_test_run+0x31f/0x390 [ 307.332934][ T8479] __sys_bpf+0x49d/0x890 [ 307.337172][ T8479] ? bpf_link_show_fdinfo+0x390/0x390 [ 307.342546][ T8479] ? lock_chain_count+0x20/0x20 [ 307.347401][ T8479] __x64_sys_bpf+0x7c/0x90 [ 307.351904][ T8479] do_syscall_64+0x55/0xb0 [ 307.356312][ T8479] ? clear_bhb_loop+0x40/0x90 [ 307.360980][ T8479] ? clear_bhb_loop+0x40/0x90 [ 307.365651][ T8479] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 307.371538][ T8479] RIP: 0033:0x7fb1d8f9e0d9 [ 307.375951][ T8479] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 307.395550][ T8479] RSP: 002b:00007fb1d71f6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 307.403959][ T8479] RAX: ffffffffffffffda RBX: 00007fb1d9225fa0 RCX: 00007fb1d8f9e0d9 [ 307.412011][ T8479] RDX: 0000000000000050 RSI: 0000200000000280 RDI: 000000000000000a [ 307.419988][ T8479] RBP: 00007fb1d71f6090 R08: 0000000000000000 R09: 0000000000000000 [ 307.427984][ T8479] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 307.435964][ T8479] R13: 00007fb1d9226038 R14: 00007fb1d9225fa0 R15: 00007ffcc11587a8 [ 307.444043][ T8479] [ 308.520984][ T8492] netlink: 'syz.2.900': attribute type 39 has an invalid length. [ 308.695974][ T8507] netlink: 60 bytes leftover after parsing attributes in process `syz.0.904'. [ 308.751777][ T8507] netlink: 60 bytes leftover after parsing attributes in process `syz.0.904'. [ 309.742407][ T8524] netlink: 121460 bytes leftover after parsing attributes in process `syz.3.911'. [ 309.754389][ T8524] netlink: 22856 bytes leftover after parsing attributes in process `syz.3.911'. [ 311.612124][ T8558] netlink: 'syz.0.918': attribute type 39 has an invalid length. [ 312.004710][ T8569] FAULT_INJECTION: forcing a failure. [ 312.004710][ T8569] name failslab, interval 1, probability 0, space 0, times 0 [ 312.017986][ T8569] CPU: 0 PID: 8569 Comm: syz.2.925 Not tainted syzkaller #0 [ 312.025306][ T8569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 312.035384][ T8569] Call Trace: [ 312.038683][ T8569] [ 312.041650][ T8569] dump_stack_lvl+0x18c/0x250 [ 312.046363][ T8569] ? show_regs_print_info+0x20/0x20 [ 312.051593][ T8569] ? load_image+0x420/0x420 [ 312.056137][ T8569] ? __might_sleep+0xe0/0xe0 [ 312.060766][ T8569] ? __lock_acquire+0x7d80/0x7d80 [ 312.065827][ T8569] should_fail_ex+0x394/0x4c0 [ 312.070547][ T8569] should_failslab+0x9/0x20 [ 312.075168][ T8569] slab_pre_alloc_hook+0x59/0x300 [ 312.080226][ T8569] ? __lock_acquire+0x7d80/0x7d80 [ 312.085280][ T8569] ? kvmalloc_node+0x70/0x180 [ 312.090001][ T8569] ? kvmalloc_node+0x70/0x180 [ 312.094710][ T8569] __kmem_cache_alloc_node+0x53/0x250 [ 312.100118][ T8569] ? __schedule_delayed_monitor_work+0x200/0x200 [ 312.106488][ T8569] ? kvmalloc_node+0x70/0x180 [ 312.111201][ T8569] __kmalloc_node+0xa6/0x240 [ 312.115823][ T8569] kvmalloc_node+0x70/0x180 [ 312.120359][ T8569] bpf_test_run_xdp_live+0x1c2/0x1b30 [ 312.125768][ T8569] ? 0xffffffffa0004740 [ 312.129961][ T8569] ? 0xffffffffa0004740 [ 312.134145][ T8569] ? bpf_dispatcher_change_prog+0xc96/0xf10 [ 312.140085][ T8569] ? xdp_convert_md_to_buff+0x330/0x330 [ 312.145706][ T8569] ? trace_raw_output_bpf_test_finish+0xd0/0xd0 [ 312.151984][ T8569] ? _copy_from_user+0xa5/0xe0 [ 312.156782][ T8569] ? bpf_test_init+0x119/0x140 [ 312.161582][ T8569] ? xdp_convert_md_to_buff+0x5b/0x330 [ 312.167076][ T8569] bpf_prog_test_run_xdp+0x7d8/0x1140 [ 312.172486][ T8569] ? __lock_acquire+0x7d80/0x7d80 [ 312.177554][ T8569] ? dev_put+0x80/0x80 [ 312.181663][ T8569] ? dev_put+0x80/0x80 [ 312.185765][ T8569] bpf_prog_test_run+0x31f/0x390 [ 312.190734][ T8569] __sys_bpf+0x49d/0x890 [ 312.195029][ T8569] ? bpf_link_show_fdinfo+0x390/0x390 [ 312.200450][ T8569] ? lock_chain_count+0x20/0x20 [ 312.205328][ T8569] ? lockdep_hardirqs_on_prepare+0x44c/0x7d0 [ 312.211352][ T8569] __x64_sys_bpf+0x7c/0x90 [ 312.215814][ T8569] do_syscall_64+0x55/0xb0 [ 312.220259][ T8569] ? clear_bhb_loop+0x40/0x90 [ 312.224964][ T8569] ? clear_bhb_loop+0x40/0x90 [ 312.229669][ T8569] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 312.235604][ T8569] RIP: 0033:0x7fb1d8f9e0d9 [ 312.240046][ T8569] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 312.259684][ T8569] RSP: 002b:00007fb1d71f6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 312.268139][ T8569] RAX: ffffffffffffffda RBX: 00007fb1d9225fa0 RCX: 00007fb1d8f9e0d9 [ 312.276132][ T8569] RDX: 0000000000000048 RSI: 0000200000000600 RDI: 000000000000000a [ 312.284128][ T8569] RBP: 00007fb1d71f6090 R08: 0000000000000000 R09: 0000000000000000 [ 312.292118][ T8569] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 312.300089][ T8569] R13: 00007fb1d9226038 R14: 00007fb1d9225fa0 R15: 00007ffcc11587a8 [ 312.308078][ T8569] [ 312.587688][ T8575] netlink: 121460 bytes leftover after parsing attributes in process `syz.2.927'. [ 312.628725][ T8575] netlink: 'syz.2.927': attribute type 1 has an invalid length. [ 312.668880][ T8575] netlink: 16520 bytes leftover after parsing attributes in process `syz.2.927'. [ 313.042334][ T8583] delete_channel: no stack [ 313.047607][ T8583] delete_channel: no stack [ 314.444590][ T8603] FAULT_INJECTION: forcing a failure. [ 314.444590][ T8603] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 314.478354][ T8603] CPU: 1 PID: 8603 Comm: syz.1.936 Not tainted syzkaller #0 [ 314.485721][ T8603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 314.495906][ T8603] Call Trace: [ 314.499223][ T8603] [ 314.502192][ T8603] dump_stack_lvl+0x18c/0x250 [ 314.506913][ T8603] ? show_regs_print_info+0x20/0x20 [ 314.512151][ T8603] ? load_image+0x420/0x420 [ 314.516702][ T8603] ? __might_fault+0xaa/0x120 [ 314.521419][ T8603] ? __lock_acquire+0x7d80/0x7d80 [ 314.526673][ T8603] should_fail_ex+0x394/0x4c0 [ 314.531402][ T8603] _copy_from_user+0x2f/0xe0 [ 314.536027][ T8603] ___sys_recvmsg+0x174/0x590 [ 314.540832][ T8603] ? __sys_recvmsg+0x2a0/0x2a0 [ 314.545640][ T8603] ? ksys_write+0x1d2/0x260 [ 314.550227][ T8603] ? __fget_files+0x3fc/0x460 [ 314.555037][ T8603] __x64_sys_recvmsg+0x21e/0x2f0 [ 314.559988][ T8603] ? ___sys_recvmsg+0x590/0x590 [ 314.564871][ T8603] ? lockdep_hardirqs_on+0x98/0x150 [ 314.570079][ T8603] do_syscall_64+0x55/0xb0 [ 314.574492][ T8603] ? clear_bhb_loop+0x40/0x90 [ 314.579168][ T8603] ? clear_bhb_loop+0x40/0x90 [ 314.583847][ T8603] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 314.589742][ T8603] RIP: 0033:0x7f0949f9e0d9 [ 314.594165][ T8603] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 314.613774][ T8603] RSP: 002b:00007f094aded028 EFLAGS: 00000246 ORIG_RAX: 000000000000002f [ 314.622200][ T8603] RAX: ffffffffffffffda RBX: 00007f094a225fa0 RCX: 00007f0949f9e0d9 [ 314.630171][ T8603] RDX: 0000000000000000 RSI: 0000200000000400 RDI: 0000000000000005 [ 314.638144][ T8603] RBP: 00007f094aded090 R08: 0000000000000000 R09: 0000000000000000 [ 314.646115][ T8603] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 314.654086][ T8603] R13: 00007f094a226038 R14: 00007f094a225fa0 R15: 00007ffed8cb0268 [ 314.662109][ T8603] [ 314.708154][ T8606] netlink: 121460 bytes leftover after parsing attributes in process `syz.3.938'. [ 314.722752][ T8606] netlink: 'syz.3.938': attribute type 1 has an invalid length. [ 314.749025][ T8606] netlink: 16520 bytes leftover after parsing attributes in process `syz.3.938'. [ 315.222216][ T8622] netlink: 152 bytes leftover after parsing attributes in process `syz.0.943'. [ 315.242027][ T8622] tc_dump_action: action bad kind [ 315.273064][ T8624] netlink: 152 bytes leftover after parsing attributes in process `syz.0.943'. [ 315.333507][ T8624] tc_dump_action: action bad kind [ 315.680273][ T8636] netlink: 132 bytes leftover after parsing attributes in process `syz.2.947'. [ 316.000867][ T8647] netlink: 121460 bytes leftover after parsing attributes in process `syz.2.951'. [ 316.013472][ T8647] netlink: 'syz.2.951': attribute type 1 has an invalid length. [ 316.022628][ T8647] netlink: 16520 bytes leftover after parsing attributes in process `syz.2.951'. [ 316.365561][ T8660] bridge0: port 3(batadv0) entered blocking state [ 316.372521][ T8660] bridge0: port 3(batadv0) entered disabled state [ 316.381392][ T8660] batadv0: entered allmulticast mode [ 316.388398][ T8660] batadv0: entered promiscuous mode [ 316.394937][ T8660] bridge0: port 3(batadv0) entered blocking state [ 316.401713][ T8660] bridge0: port 3(batadv0) entered forwarding state [ 316.441127][ T8660] netlink: 209852 bytes leftover after parsing attributes in process `syz.0.953'. [ 316.489475][ T8664] netlink: 199836 bytes leftover after parsing attributes in process `syz.3.957'. [ 316.499127][ T8663] netlink: 'syz.2.956': attribute type 1 has an invalid length. [ 316.507145][ T8663] netlink: 112860 bytes leftover after parsing attributes in process `syz.2.956'. [ 316.657865][ T8670] FAULT_INJECTION: forcing a failure. [ 316.657865][ T8670] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 316.675588][ T8670] CPU: 1 PID: 8670 Comm: syz.3.958 Not tainted syzkaller #0 [ 316.682933][ T8670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 316.693024][ T8670] Call Trace: [ 316.696329][ T8670] [ 316.699287][ T8670] dump_stack_lvl+0x18c/0x250 [ 316.704005][ T8670] ? show_regs_print_info+0x20/0x20 [ 316.709241][ T8670] ? load_image+0x420/0x420 [ 316.713791][ T8670] ? __might_fault+0xaa/0x120 [ 316.718511][ T8670] ? __lock_acquire+0x7d80/0x7d80 [ 316.723586][ T8670] should_fail_ex+0x394/0x4c0 [ 316.728315][ T8670] _copy_from_user+0x2f/0xe0 [ 316.732933][ T8670] __sys_bpf+0x23e/0x890 [ 316.737205][ T8670] ? bpf_link_show_fdinfo+0x390/0x390 [ 316.742602][ T8670] ? lock_chain_count+0x20/0x20 [ 316.747473][ T8670] __x64_sys_bpf+0x7c/0x90 [ 316.751892][ T8670] do_syscall_64+0x55/0xb0 [ 316.756308][ T8670] ? clear_bhb_loop+0x40/0x90 [ 316.760985][ T8670] ? clear_bhb_loop+0x40/0x90 [ 316.765667][ T8670] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 316.771558][ T8670] RIP: 0033:0x7fe97399e0d9 [ 316.775987][ T8670] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 316.795613][ T8670] RSP: 002b:00007fe9747c8028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 316.804031][ T8670] RAX: ffffffffffffffda RBX: 00007fe973c25fa0 RCX: 00007fe97399e0d9 [ 316.812004][ T8670] RDX: 0000000000000020 RSI: 0000200000000500 RDI: 0000000000000015 [ 316.819974][ T8670] RBP: 00007fe9747c8090 R08: 0000000000000000 R09: 0000000000000000 [ 316.827969][ T8670] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 316.835970][ T8670] R13: 00007fe973c26038 R14: 00007fe973c25fa0 R15: 00007ffd84a51c88 [ 316.843998][ T8670] [ 316.853349][ T2955] batman_adv: batadv0: No IGMP Querier present - multicast optimizations disabled [ 316.862960][ T2955] batman_adv: batadv0: No MLD Querier present - multicast optimizations disabled [ 317.352565][ T1293] ieee802154 phy0 wpan0: encryption failed: -22 [ 317.359140][ T1293] ieee802154 phy1 wpan1: encryption failed: -22 [ 317.513926][ T8689] FAULT_INJECTION: forcing a failure. [ 317.513926][ T8689] name failslab, interval 1, probability 0, space 0, times 0 [ 317.547753][ T8689] CPU: 0 PID: 8689 Comm: syz.2.967 Not tainted syzkaller #0 [ 317.555098][ T8689] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 317.565215][ T8689] Call Trace: [ 317.568508][ T8689] [ 317.571443][ T8689] dump_stack_lvl+0x18c/0x250 [ 317.576114][ T8689] ? show_regs_print_info+0x20/0x20 [ 317.581309][ T8689] ? load_image+0x420/0x420 [ 317.585808][ T8689] ? __lock_acquire+0x7d80/0x7d80 [ 317.590825][ T8689] should_fail_ex+0x394/0x4c0 [ 317.595516][ T8689] should_failslab+0x9/0x20 [ 317.600044][ T8689] slab_pre_alloc_hook+0x59/0x300 [ 317.605099][ T8689] ? mark_lock+0x94/0x320 [ 317.609463][ T8689] kmem_cache_alloc+0x5a/0x2c0 [ 317.614264][ T8689] ? alloc_empty_file+0x9e/0x1d0 [ 317.619237][ T8689] alloc_empty_file+0x9e/0x1d0 [ 317.624024][ T8689] path_openat+0x120/0x3270 [ 317.628563][ T8689] ? verify_lock_unused+0x140/0x140 [ 317.633952][ T8689] ? do_sys_openat2+0xda/0x1d0 [ 317.638738][ T8689] ? __x64_sys_openat+0x139/0x160 [ 317.643781][ T8689] ? do_syscall_64+0x55/0xb0 [ 317.648395][ T8689] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 317.654489][ T8689] ? verify_lock_unused+0x140/0x140 [ 317.659718][ T8689] ? do_filp_open+0x430/0x430 [ 317.664444][ T8689] do_filp_open+0x1f2/0x430 [ 317.668977][ T8689] ? vfs_tmpfile+0x620/0x620 [ 317.673619][ T8689] ? _raw_spin_unlock+0x28/0x40 [ 317.678540][ T8689] ? alloc_fd+0x590/0x640 [ 317.682902][ T8689] do_sys_openat2+0x134/0x1d0 [ 317.687607][ T8689] ? do_sys_open+0xe0/0xe0 [ 317.692081][ T8689] ? lockdep_hardirqs_on_prepare+0x44c/0x7d0 [ 317.698098][ T8689] ? lock_chain_count+0x20/0x20 [ 317.702987][ T8689] __x64_sys_openat+0x139/0x160 [ 317.707896][ T8689] do_syscall_64+0x55/0xb0 [ 317.712338][ T8689] ? clear_bhb_loop+0x40/0x90 [ 317.717044][ T8689] ? clear_bhb_loop+0x40/0x90 [ 317.721750][ T8689] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 317.727667][ T8689] RIP: 0033:0x7fb1d8f5e90e [ 317.732111][ T8689] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 317.751748][ T8689] RSP: 002b:00007fb1d71f5ec8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 317.760224][ T8689] RAX: ffffffffffffffda RBX: 00007fb1d71f66c0 RCX: 00007fb1d8f5e90e [ 317.768222][ T8689] RDX: 0000000000000002 RSI: 00007fb1d71f5f90 RDI: ffffffffffffff9c [ 317.776221][ T8689] RBP: 00007fb1d71f6090 R08: 0000000000000000 R09: 0000000000000000 [ 317.784231][ T8689] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 317.792231][ T8689] R13: 00007fb1d9226038 R14: 00007fb1d9225fa0 R15: 00007ffcc11587a8 [ 317.800285][ T8689] [ 317.823172][ T8693] netlink: 'syz.3.965': attribute type 1 has an invalid length. [ 318.026385][ T8697] netlink: 'syz.3.968': attribute type 21 has an invalid length. [ 318.063068][ T8697] netlink: 'syz.3.968': attribute type 4 has an invalid length. [ 318.604748][ T8715] netlink: 'syz.1.975': attribute type 33 has an invalid length. [ 318.612075][ T8714] netlink: 'syz.0.976': attribute type 1 has an invalid length. [ 318.808025][ T8718] netlink: 'syz.1.977': attribute type 1 has an invalid length. [ 318.999961][ T8725] FAULT_INJECTION: forcing a failure. [ 318.999961][ T8725] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 319.018570][ T8725] CPU: 0 PID: 8725 Comm: syz.1.981 Not tainted syzkaller #0 [ 319.025921][ T8725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 319.036017][ T8725] Call Trace: [ 319.039336][ T8725] [ 319.042384][ T8725] dump_stack_lvl+0x18c/0x250 [ 319.047122][ T8725] ? show_regs_print_info+0x20/0x20 [ 319.052376][ T8725] ? load_image+0x420/0x420 [ 319.056938][ T8725] ? __might_fault+0xaa/0x120 [ 319.061660][ T8725] ? __lock_acquire+0x7d80/0x7d80 [ 319.066729][ T8725] ? __virt_addr_valid+0x10c/0x380 [ 319.071895][ T8725] should_fail_ex+0x394/0x4c0 [ 319.076615][ T8725] _copy_from_user+0x2f/0xe0 [ 319.081220][ T8725] bpf_prog_test_run_nf+0x339/0x9e0 [ 319.086452][ T8725] ? rcu_read_unlock_trace+0x180/0x180 [ 319.091952][ T8725] ? rcu_read_unlock_trace+0x180/0x180 [ 319.097503][ T8725] bpf_prog_test_run+0x31f/0x390 [ 319.102449][ T8725] __sys_bpf+0x49d/0x890 [ 319.106712][ T8725] ? bpf_link_show_fdinfo+0x390/0x390 [ 319.112210][ T8725] ? lock_chain_count+0x20/0x20 [ 319.117084][ T8725] __x64_sys_bpf+0x7c/0x90 [ 319.121508][ T8725] do_syscall_64+0x55/0xb0 [ 319.125928][ T8725] ? clear_bhb_loop+0x40/0x90 [ 319.130695][ T8725] ? clear_bhb_loop+0x40/0x90 [ 319.135379][ T8725] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 319.141276][ T8725] RIP: 0033:0x7f0949f9e0d9 [ 319.145696][ T8725] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 319.165391][ T8725] RSP: 002b:00007f094aded028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 319.173929][ T8725] RAX: ffffffffffffffda RBX: 00007f094a225fa0 RCX: 00007f0949f9e0d9 [ 319.181920][ T8725] RDX: 000000000000004c RSI: 0000200000000240 RDI: 000000000000000a [ 319.189907][ T8725] RBP: 00007f094aded090 R08: 0000000000000000 R09: 0000000000000000 [ 319.197883][ T8725] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 319.205856][ T8725] R13: 00007f094a226038 R14: 00007f094a225fa0 R15: 00007ffed8cb0268 [ 319.213889][ T8725] [ 319.591855][ T8731] netlink: 'syz.1.983': attribute type 33 has an invalid length. [ 320.153306][ T8745] netlink: 'syz.1.988': attribute type 10 has an invalid length. [ 320.178853][ T8745] __nla_validate_parse: 20 callbacks suppressed [ 320.178892][ T8745] netlink: 40 bytes leftover after parsing attributes in process `syz.1.988'. [ 320.255407][ T8745] batman_adv: batadv0: Adding interface: virt_wifi0 [ 320.274551][ T8753] netlink: 121460 bytes leftover after parsing attributes in process `syz.2.990'. [ 320.281592][ T8745] batman_adv: batadv0: The MTU of interface virt_wifi0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 320.312759][ T8745] batman_adv: batadv0: Interface activated: virt_wifi0 [ 320.398078][ T8753] netlink: 'syz.2.990': attribute type 1 has an invalid length. [ 320.427742][ T8753] netlink: 16520 bytes leftover after parsing attributes in process `syz.2.990'. [ 321.292482][ T8762] netlink: 'syz.0.996': attribute type 3 has an invalid length. [ 321.312201][ T8762] netlink: 209852 bytes leftover after parsing attributes in process `syz.0.996'. [ 321.334988][ T8765] netlink: 112860 bytes leftover after parsing attributes in process `syz.1.993'. [ 321.751149][ T8769] netlink: 14 bytes leftover after parsing attributes in process `syz.0.997'. [ 322.196504][ T8777] FAULT_INJECTION: forcing a failure. [ 322.196504][ T8777] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 322.224413][ T8773] netlink: 14 bytes leftover after parsing attributes in process `syz.2.998'. [ 322.237850][ T8777] CPU: 0 PID: 8777 Comm: syz.3.1000 Not tainted syzkaller #0 [ 322.245337][ T8777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 322.255505][ T8777] Call Trace: [ 322.258825][ T8777] [ 322.261773][ T8777] dump_stack_lvl+0x18c/0x250 [ 322.266480][ T8777] ? show_regs_print_info+0x20/0x20 [ 322.271701][ T8777] ? load_image+0x420/0x420 [ 322.276236][ T8777] ? __lock_acquire+0x7d80/0x7d80 [ 322.281293][ T8777] should_fail_ex+0x394/0x4c0 [ 322.286003][ T8777] _copy_from_user+0x2f/0xe0 [ 322.290613][ T8777] bpf_test_init+0xde/0x140 [ 322.295136][ T8777] bpf_prog_test_run_xdp+0x4cd/0x1140 [ 322.300534][ T8777] ? trace_event_raw_event_preemptirq_template+0x1f0/0x1f0 [ 322.307758][ T8777] ? dev_put+0x80/0x80 [ 322.311851][ T8777] ? dev_put+0x80/0x80 [ 322.315944][ T8777] bpf_prog_test_run+0x31f/0x390 [ 322.320904][ T8777] __sys_bpf+0x49d/0x890 [ 322.325160][ T8777] ? bpf_link_show_fdinfo+0x390/0x390 [ 322.330556][ T8777] ? lock_chain_count+0x20/0x20 [ 322.335410][ T8777] __x64_sys_bpf+0x7c/0x90 [ 322.339830][ T8777] do_syscall_64+0x55/0xb0 [ 322.344238][ T8777] ? clear_bhb_loop+0x40/0x90 [ 322.348909][ T8777] ? clear_bhb_loop+0x40/0x90 [ 322.353582][ T8777] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 322.359466][ T8777] RIP: 0033:0x7fe97399e0d9 [ 322.363876][ T8777] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 322.383480][ T8777] RSP: 002b:00007fe9747c8028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 322.391897][ T8777] RAX: ffffffffffffffda RBX: 00007fe973c25fa0 RCX: 00007fe97399e0d9 [ 322.399859][ T8777] RDX: 0000000000000050 RSI: 0000200000000000 RDI: 000000000000000a [ 322.407819][ T8777] RBP: 00007fe9747c8090 R08: 0000000000000000 R09: 0000000000000000 [ 322.415781][ T8777] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 322.423741][ T8777] R13: 00007fe973c26038 R14: 00007fe973c25fa0 R15: 00007ffd84a51c88 [ 322.431719][ T8777] [ 323.187763][ T8783] netlink: 14 bytes leftover after parsing attributes in process `syz.0.1009'. [ 323.963611][ T8811] validate_nla: 1 callbacks suppressed [ 323.963628][ T8811] netlink: 'syz.0.1011': attribute type 3 has an invalid length. [ 323.989862][ T8811] netlink: 'syz.0.1011': attribute type 6 has an invalid length. [ 324.018648][ T8811] netlink: 144448 bytes leftover after parsing attributes in process `syz.0.1011'. [ 324.260482][ T8816] netlink: 14 bytes leftover after parsing attributes in process `syz.1.1012'. [ 324.646316][ T8825] netlink: 'syz.0.1016': attribute type 3 has an invalid length. [ 324.654379][ T8825] netlink: 'syz.0.1016': attribute type 6 has an invalid length. [ 325.279351][ T8835] netlink: 'syz.2.1019': attribute type 10 has an invalid length. [ 325.836852][ T8842] __nla_validate_parse: 5 callbacks suppressed [ 325.836869][ T8842] netlink: 60 bytes leftover after parsing attributes in process `syz.2.1022'. [ 325.900089][ T8842] netlink: 60 bytes leftover after parsing attributes in process `syz.2.1022'. [ 325.937549][ T8847] FAULT_INJECTION: forcing a failure. [ 325.937549][ T8847] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 325.978577][ T8847] CPU: 1 PID: 8847 Comm: syz.2.1022 Not tainted syzkaller #0 [ 325.986009][ T8847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 325.996085][ T8847] Call Trace: [ 325.999389][ T8847] [ 326.002342][ T8847] dump_stack_lvl+0x18c/0x250 [ 326.007052][ T8847] ? show_regs_print_info+0x20/0x20 [ 326.012280][ T8847] ? load_image+0x420/0x420 [ 326.016827][ T8847] ? __might_fault+0xaa/0x120 [ 326.021627][ T8847] ? __lock_acquire+0x7d80/0x7d80 [ 326.026676][ T8847] should_fail_ex+0x394/0x4c0 [ 326.031360][ T8847] _copy_from_user+0x2f/0xe0 [ 326.035949][ T8847] ___sys_recvmsg+0x174/0x590 [ 326.040676][ T8847] ? __sys_recvmsg+0x2a0/0x2a0 [ 326.045481][ T8847] ? ksys_write+0x1d2/0x260 [ 326.050042][ T8847] ? __fget_files+0x3fc/0x460 [ 326.054746][ T8847] __x64_sys_recvmsg+0x21e/0x2f0 [ 326.059682][ T8847] ? ___sys_recvmsg+0x590/0x590 [ 326.064547][ T8847] ? lockdep_hardirqs_on+0x98/0x150 [ 326.069755][ T8847] do_syscall_64+0x55/0xb0 [ 326.074182][ T8847] ? clear_bhb_loop+0x40/0x90 [ 326.079050][ T8847] ? clear_bhb_loop+0x40/0x90 [ 326.083741][ T8847] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 326.089644][ T8847] RIP: 0033:0x7fb1d8f9e0d9 [ 326.094071][ T8847] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 326.113682][ T8847] RSP: 002b:00007fb1d71d5028 EFLAGS: 00000246 ORIG_RAX: 000000000000002f [ 326.122174][ T8847] RAX: ffffffffffffffda RBX: 00007fb1d9226090 RCX: 00007fb1d8f9e0d9 [ 326.130145][ T8847] RDX: 0000000000000020 RSI: 00002000000001c0 RDI: 0000000000000003 [ 326.138111][ T8847] RBP: 00007fb1d71d5090 R08: 0000000000000000 R09: 0000000000000000 [ 326.146101][ T8847] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 326.154085][ T8847] R13: 00007fb1d9226128 R14: 00007fb1d9226090 R15: 00007ffcc11587a8 [ 326.162065][ T8847] [ 327.035328][ T8862] netlink: 'syz.3.1029': attribute type 10 has an invalid length. [ 327.044083][ T8862] netlink: 40 bytes leftover after parsing attributes in process `syz.3.1029'. [ 327.070956][ T8862] batman_adv: batadv0: Adding interface: virt_wifi0 [ 327.078072][ T8862] batman_adv: batadv0: The MTU of interface virt_wifi0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 327.120995][ T8862] batman_adv: batadv0: Interface activated: virt_wifi0 [ 327.700981][ T8876] netlink: 14 bytes leftover after parsing attributes in process `syz.1.1032'. [ 328.181590][ T8887] netlink: 'syz.2.1038': attribute type 33 has an invalid length. [ 328.215449][ T8887] netlink: 152 bytes leftover after parsing attributes in process `syz.2.1038'. [ 328.253472][ T8887] A link change request failed with some changes committed already. Interface ..ãc¤± may have been left with an inconsistent configuration, please check. [ 328.313099][ T8889] netlink: 'syz.0.1039': attribute type 21 has an invalid length. [ 328.338658][ T8889] netlink: 156 bytes leftover after parsing attributes in process `syz.0.1039'. [ 328.612737][ T8893] sit0: entered allmulticast mode [ 328.662919][ T8890] sit0: entered promiscuous mode [ 328.838703][ T8897] netlink: 'syz.1.1041': attribute type 10 has an invalid length. [ 328.871156][ T8897] netlink: 40 bytes leftover after parsing attributes in process `syz.1.1041'. [ 329.651945][ T8923] netlink: 'syz.2.1049': attribute type 3 has an invalid length. [ 329.675613][ T8923] netlink: 209852 bytes leftover after parsing attributes in process `syz.2.1049'. [ 329.902275][ T8922] netlink: 14 bytes leftover after parsing attributes in process `syz.3.1050'. [ 329.949874][ T8928] aaaaaaaaaaaaaaa: entered promiscuous mode [ 330.165178][ T8933] FAULT_INJECTION: forcing a failure. [ 330.165178][ T8933] name failslab, interval 1, probability 0, space 0, times 0 [ 330.188834][ T8933] CPU: 0 PID: 8933 Comm: syz.1.1053 Not tainted syzkaller #0 [ 330.196260][ T8933] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 330.206348][ T8933] Call Trace: [ 330.209649][ T8933] [ 330.212596][ T8933] dump_stack_lvl+0x18c/0x250 [ 330.217308][ T8933] ? show_regs_print_info+0x20/0x20 [ 330.222553][ T8933] ? load_image+0x420/0x420 [ 330.227073][ T8933] should_fail_ex+0x394/0x4c0 [ 330.231753][ T8933] should_failslab+0x9/0x20 [ 330.236281][ T8933] slab_pre_alloc_hook+0x59/0x300 [ 330.241334][ T8933] ? sock_kmalloc+0x96/0xf0 [ 330.245841][ T8933] ? sock_kmalloc+0x96/0xf0 [ 330.250339][ T8933] __kmem_cache_alloc_node+0x53/0x250 [ 330.255712][ T8933] ? sock_kmalloc+0x96/0xf0 [ 330.260212][ T8933] __kmalloc+0xa7/0x240 [ 330.264372][ T8933] sock_kmalloc+0x96/0xf0 [ 330.268719][ T8933] ____sys_sendmsg+0x1d4/0x980 [ 330.273483][ T8933] ? __asan_memset+0x22/0x40 [ 330.278066][ T8933] ? __sys_sendmsg_sock+0x30/0x30 [ 330.283083][ T8933] ? __import_iovec+0x3fa/0x850 [ 330.287938][ T8933] ? import_iovec+0x73/0xa0 [ 330.292441][ T8933] ___sys_sendmsg+0x2a6/0x360 [ 330.297118][ T8933] ? __sys_sendmsg+0x2b0/0x2b0 [ 330.301913][ T8933] __se_sys_sendmsg+0x1d0/0x2c0 [ 330.306756][ T8933] ? perf_trace_preemptirq_template+0x269/0x330 [ 330.312996][ T8933] ? __x64_sys_sendmsg+0x80/0x80 [ 330.317941][ T8933] ? lockdep_hardirqs_on+0x98/0x150 [ 330.323139][ T8933] do_syscall_64+0x55/0xb0 [ 330.327563][ T8933] ? clear_bhb_loop+0x40/0x90 [ 330.332258][ T8933] ? clear_bhb_loop+0x40/0x90 [ 330.336933][ T8933] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 330.342819][ T8933] RIP: 0033:0x7f0949f9e0d9 [ 330.347229][ T8933] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 330.366834][ T8933] RSP: 002b:00007f094aded028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 330.375287][ T8933] RAX: ffffffffffffffda RBX: 00007f094a225fa0 RCX: 00007f0949f9e0d9 [ 330.383273][ T8933] RDX: 0000000020040044 RSI: 00002000000001c0 RDI: 0000000000000006 [ 330.391248][ T8933] RBP: 00007f094aded090 R08: 0000000000000000 R09: 0000000000000000 [ 330.399216][ T8933] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 330.407186][ T8933] R13: 00007f094a226038 R14: 00007f094a225fa0 R15: 00007ffed8cb0268 [ 330.415203][ T8933] [ 330.441232][ T8933] netlink: 'syz.1.1053': attribute type 33 has an invalid length. [ 330.449888][ T8933] netlink: 152 bytes leftover after parsing attributes in process `syz.1.1053'. [ 330.614316][ T8937] netlink: 'syz.2.1055': attribute type 10 has an invalid length. [ 330.994420][ T8946] __nla_validate_parse: 1 callbacks suppressed [ 330.994437][ T8946] netlink: 14 bytes leftover after parsing attributes in process `syz.0.1066'. [ 331.105267][ T8952] netlink: 'syz.1.1061': attribute type 3 has an invalid length. [ 331.114605][ T8952] netlink: 209852 bytes leftover after parsing attributes in process `syz.1.1061'. [ 331.274208][ T8955] netlink: 'syz.3.1062': attribute type 33 has an invalid length. [ 331.291194][ T8955] netlink: 152 bytes leftover after parsing attributes in process `syz.3.1062'. [ 331.795738][ T8957] netlink: 14 bytes leftover after parsing attributes in process `syz.1.1063'. [ 332.355747][ T8978] netlink: 'syz.3.1072': attribute type 3 has an invalid length. [ 332.364109][ T8978] netlink: 209852 bytes leftover after parsing attributes in process `syz.3.1072'. [ 332.442154][ T8982] netlink: 121460 bytes leftover after parsing attributes in process `syz.2.1079'. [ 332.487289][ T8982] netlink: 'syz.2.1079': attribute type 1 has an invalid length. [ 332.510030][ T8982] netlink: 16520 bytes leftover after parsing attributes in process `syz.2.1079'. [ 333.087908][ T8993] netlink: 14 bytes leftover after parsing attributes in process `syz.0.1077'. [ 333.887448][ T9002] netlink: 14 bytes leftover after parsing attributes in process `syz.3.1081'. [ 334.361418][ T9013] netlink: 'syz.0.1084': attribute type 3 has an invalid length. [ 334.373958][ T9013] netlink: 209852 bytes leftover after parsing attributes in process `syz.0.1084'. [ 334.390654][ T9014] netlink: 'syz.1.1085': attribute type 1 has an invalid length. [ 336.203555][ T9053] netlink: 'syz.1.1097': attribute type 25 has an invalid length. [ 336.216860][ T9053] netlink: 'syz.1.1097': attribute type 28 has an invalid length. [ 336.226056][ T9049] __nla_validate_parse: 4 callbacks suppressed [ 336.226072][ T9049] netlink: 121460 bytes leftover after parsing attributes in process `syz.3.1098'. [ 336.277571][ T9049] netlink: 'syz.3.1098': attribute type 1 has an invalid length. [ 336.301789][ T9049] netlink: 16520 bytes leftover after parsing attributes in process `syz.3.1098'. [ 336.703305][ T9062] FAULT_INJECTION: forcing a failure. [ 336.703305][ T9062] name failslab, interval 1, probability 0, space 0, times 0 [ 336.742188][ T9062] CPU: 0 PID: 9062 Comm: syz.0.1106 Not tainted syzkaller #0 [ 336.749620][ T9062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 336.759685][ T9062] Call Trace: [ 336.762980][ T9062] [ 336.765919][ T9062] dump_stack_lvl+0x18c/0x250 [ 336.770619][ T9062] ? show_regs_print_info+0x20/0x20 [ 336.775841][ T9062] ? load_image+0x420/0x420 [ 336.780377][ T9062] ? __lock_acquire+0x7d80/0x7d80 [ 336.785430][ T9062] should_fail_ex+0x394/0x4c0 [ 336.790130][ T9062] should_failslab+0x9/0x20 [ 336.794823][ T9062] slab_pre_alloc_hook+0x59/0x300 [ 336.799877][ T9062] ? lock_chain_count+0x20/0x20 [ 336.804748][ T9062] ? tcp_sendmsg_fastopen+0x1e7/0x5f0 [ 336.810150][ T9062] __kmem_cache_alloc_node+0x53/0x250 [ 336.815551][ T9062] ? tcp_sendmsg_fastopen+0x1e7/0x5f0 [ 336.820971][ T9062] kmalloc_trace+0x2a/0xe0 [ 336.825422][ T9062] tcp_sendmsg_fastopen+0x1e7/0x5f0 [ 336.830661][ T9062] mptcp_sendmsg_fastopen+0x121/0x4c0 [ 336.836072][ T9062] mptcp_sendmsg+0x144c/0x1670 [ 336.840866][ T9062] ? aa_sk_perm+0x83c/0x970 [ 336.845835][ T9062] ? aa_sk_perm+0x83c/0x970 [ 336.850403][ T9062] ? tomoyo_socket_sendmsg_permission+0x22c/0x2f0 [ 336.856859][ T9062] ? aa_af_perm+0x330/0x330 [ 336.861399][ T9062] ? mptcp_shutdown+0x80/0x80 [ 336.866094][ T9062] ? inet_send_prepare+0xb2/0x250 [ 336.871149][ T9062] ? inet6_sendmsg+0x5f/0xd0 [ 336.876310][ T9062] ? inet6_compat_ioctl+0x3c0/0x3c0 [ 336.881548][ T9062] ____sys_sendmsg+0x61b/0x980 [ 336.886361][ T9062] ? __asan_memset+0x22/0x40 [ 336.890992][ T9062] ? __sys_sendmsg_sock+0x30/0x30 [ 336.896036][ T9062] ? __import_iovec+0x3fa/0x850 [ 336.900922][ T9062] ? import_iovec+0x73/0xa0 [ 336.905487][ T9062] ___sys_sendmsg+0x2a6/0x360 [ 336.910289][ T9062] ? __sys_sendmsg+0x2b0/0x2b0 [ 336.915134][ T9062] __se_sys_sendmsg+0x1d0/0x2c0 [ 336.920015][ T9062] ? __x64_sys_sendmsg+0x80/0x80 [ 336.925003][ T9062] ? lockdep_hardirqs_on+0x98/0x150 [ 336.930231][ T9062] do_syscall_64+0x55/0xb0 [ 336.934665][ T9062] ? clear_bhb_loop+0x40/0x90 [ 336.939360][ T9062] ? clear_bhb_loop+0x40/0x90 [ 336.944052][ T9062] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 336.949999][ T9062] RIP: 0033:0x7fdb39f9e0d9 [ 336.954427][ T9062] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 336.974085][ T9062] RSP: 002b:00007fdb3ada5028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 336.982526][ T9062] RAX: ffffffffffffffda RBX: 00007fdb3a225fa0 RCX: 00007fdb39f9e0d9 [ 336.990512][ T9062] RDX: e07e872420dfefca RSI: 0000200000000780 RDI: 0000000000000009 [ 336.998639][ T9062] RBP: 00007fdb3ada5090 R08: 0000000000000000 R09: 0000000000000000 [ 337.006624][ T9062] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 337.014604][ T9062] R13: 00007fdb3a226038 R14: 00007fdb3a225fa0 R15: 00007ffe7edef798 [ 337.022620][ T9062] [ 337.121289][ T9059] netlink: 14 bytes leftover after parsing attributes in process `syz.2.1102'. [ 338.159212][ T9073] netlink: 14 bytes leftover after parsing attributes in process `syz.3.1108'. [ 339.503972][ T9097] netlink: 121460 bytes leftover after parsing attributes in process `syz.0.1113'. [ 339.542179][ T9097] netlink: 'syz.0.1113': attribute type 1 has an invalid length. [ 339.568820][ T9097] netlink: 16520 bytes leftover after parsing attributes in process `syz.0.1113'. [ 339.601668][ T9099] FAULT_INJECTION: forcing a failure. [ 339.601668][ T9099] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 339.615618][ T9099] CPU: 0 PID: 9099 Comm: syz.3.1115 Not tainted syzkaller #0 [ 339.623027][ T9099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 339.633114][ T9099] Call Trace: [ 339.636410][ T9099] [ 339.639356][ T9099] dump_stack_lvl+0x18c/0x250 [ 339.644056][ T9099] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 339.650265][ T9099] ? show_regs_print_info+0x20/0x20 [ 339.655498][ T9099] ? load_image+0x420/0x420 [ 339.660099][ T9099] should_fail_ex+0x394/0x4c0 [ 339.664782][ T9099] _copy_from_user+0x2f/0xe0 [ 339.669367][ T9099] __sys_bpf+0x23e/0x890 [ 339.673610][ T9099] ? bpf_link_show_fdinfo+0x390/0x390 [ 339.678988][ T9099] ? lock_chain_count+0x20/0x20 [ 339.683838][ T9099] __x64_sys_bpf+0x7c/0x90 [ 339.688269][ T9099] do_syscall_64+0x55/0xb0 [ 339.692679][ T9099] ? clear_bhb_loop+0x40/0x90 [ 339.697350][ T9099] ? clear_bhb_loop+0x40/0x90 [ 339.702020][ T9099] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 339.707911][ T9099] RIP: 0033:0x7fe97399e0d9 [ 339.712325][ T9099] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 339.731923][ T9099] RSP: 002b:00007fe9747c8028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 339.740332][ T9099] RAX: ffffffffffffffda RBX: 00007fe973c25fa0 RCX: 00007fe97399e0d9 [ 339.748320][ T9099] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000020 [ 339.756371][ T9099] RBP: 00007fe9747c8090 R08: 0000000000000000 R09: 0000000000000000 [ 339.764336][ T9099] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 339.772302][ T9099] R13: 00007fe973c26038 R14: 00007fe973c25fa0 R15: 00007ffd84a51c88 [ 339.780282][ T9099] [ 340.232284][ T9109] netlink: 14 bytes leftover after parsing attributes in process `syz.3.1118'. [ 340.295652][ T9110] netlink: 'syz.2.1119': attribute type 10 has an invalid length. [ 340.417686][ T9111] netlink: 'syz.2.1119': attribute type 10 has an invalid length. [ 340.508237][ T9115] netlink: 60 bytes leftover after parsing attributes in process `syz.1.1121'. [ 340.573769][ T9115] netlink: 60 bytes leftover after parsing attributes in process `syz.1.1121'. [ 340.613843][ T9117] netlink: 128 bytes leftover after parsing attributes in process `syz.1.1121'. [ 340.624148][ T9117] A link change request failed with some changes committed already. Interface lo may have been left with an inconsistent configuration, please check. [ 340.959811][ T9127] netlink: 'syz.0.1128': attribute type 1 has an invalid length. [ 342.258050][ T9159] __nla_validate_parse: 3 callbacks suppressed [ 342.258066][ T9159] netlink: 60 bytes leftover after parsing attributes in process `syz.1.1139'. [ 342.288729][ T9159] netlink: 60 bytes leftover after parsing attributes in process `syz.1.1139'. [ 342.311916][ T9159] netlink: 60 bytes leftover after parsing attributes in process `syz.1.1139'. [ 342.322613][ T9159] netlink: 60 bytes leftover after parsing attributes in process `syz.1.1139'. [ 342.397080][ T9161] netlink: 209852 bytes leftover after parsing attributes in process `syz.3.1140'. [ 342.479738][ T9166] netlink: 60 bytes leftover after parsing attributes in process `syz.1.1142'. [ 342.513698][ T9166] netlink: 60 bytes leftover after parsing attributes in process `syz.1.1142'. [ 342.555856][ T9169] netlink: 60 bytes leftover after parsing attributes in process `syz.1.1142'. [ 342.580007][ T9166] netlink: 60 bytes leftover after parsing attributes in process `syz.1.1142'. [ 343.574759][ T9190] FAULT_INJECTION: forcing a failure. [ 343.574759][ T9190] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 343.608768][ T9190] CPU: 1 PID: 9190 Comm: syz.1.1151 Not tainted syzkaller #0 [ 343.616230][ T9190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 343.626322][ T9190] Call Trace: [ 343.629629][ T9190] [ 343.632589][ T9190] dump_stack_lvl+0x18c/0x250 [ 343.637295][ T9190] ? show_regs_print_info+0x20/0x20 [ 343.642509][ T9190] ? load_image+0x420/0x420 [ 343.647050][ T9190] ? __might_fault+0xaa/0x120 [ 343.651763][ T9190] ? __lock_acquire+0x7d80/0x7d80 [ 343.656835][ T9190] should_fail_ex+0x394/0x4c0 [ 343.661560][ T9190] _copy_from_user+0x2f/0xe0 [ 343.666189][ T9190] ___sys_sendmsg+0x1c7/0x360 [ 343.670902][ T9190] ? get_pid_task+0x20/0x1e0 [ 343.675550][ T9190] ? __sys_sendmsg+0x2b0/0x2b0 [ 343.680386][ T9190] ? __lock_acquire+0x7d80/0x7d80 [ 343.685496][ T9190] __se_sys_sendmsg+0x1d0/0x2c0 [ 343.690391][ T9190] ? __x64_sys_sendmsg+0x80/0x80 [ 343.695398][ T9190] ? lockdep_hardirqs_on+0x98/0x150 [ 343.700641][ T9190] do_syscall_64+0x55/0xb0 [ 343.705087][ T9190] ? clear_bhb_loop+0x40/0x90 [ 343.709792][ T9190] ? clear_bhb_loop+0x40/0x90 [ 343.714534][ T9190] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 343.720457][ T9190] RIP: 0033:0x7f0949f9e0d9 [ 343.724891][ T9190] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 343.744510][ T9190] RSP: 002b:00007f094aded028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 343.752930][ T9190] RAX: ffffffffffffffda RBX: 00007f094a225fa0 RCX: 00007f0949f9e0d9 [ 343.760897][ T9190] RDX: 000000000000ff00 RSI: 0000200000001180 RDI: 0000000000000003 [ 343.768865][ T9190] RBP: 00007f094aded090 R08: 0000000000000000 R09: 0000000000000000 [ 343.776829][ T9190] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 343.784796][ T9190] R13: 00007f094a226038 R14: 00007f094a225fa0 R15: 00007ffed8cb0268 [ 343.792817][ T9190] [ 344.169806][ T9208] netlink: 60 bytes leftover after parsing attributes in process `syz.1.1159'. [ 345.638786][ T9245] netlink: 'syz.3.1173': attribute type 29 has an invalid length. [ 345.658042][ T9245] netlink: 'syz.3.1173': attribute type 29 has an invalid length. [ 345.678990][ T9245] FAULT_INJECTION: forcing a failure. [ 345.678990][ T9245] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 345.723698][ T9245] CPU: 0 PID: 9245 Comm: syz.3.1173 Not tainted syzkaller #0 [ 345.731139][ T9245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 345.741211][ T9245] Call Trace: [ 345.744500][ T9245] [ 345.747439][ T9245] dump_stack_lvl+0x18c/0x250 [ 345.752140][ T9245] ? show_regs_print_info+0x20/0x20 [ 345.757360][ T9245] ? load_image+0x420/0x420 [ 345.761887][ T9245] ? __might_fault+0xaa/0x120 [ 345.766575][ T9245] ? __lock_acquire+0x7d80/0x7d80 [ 345.771622][ T9245] should_fail_ex+0x394/0x4c0 [ 345.776325][ T9245] _copy_from_user+0x2f/0xe0 [ 345.780933][ T9245] ___sys_recvmsg+0x174/0x590 [ 345.785629][ T9245] ? __sys_recvmsg+0x2a0/0x2a0 [ 345.790411][ T9245] ? trace_call_bpf+0xc3/0x6c0 [ 345.795186][ T9245] ? trace_call_bpf+0x5e9/0x6c0 [ 345.800060][ T9245] ? __fget_files+0x3fc/0x460 [ 345.804771][ T9245] __x64_sys_recvmsg+0x21e/0x2f0 [ 345.809719][ T9245] ? perf_trace_preemptirq_template+0x269/0x330 [ 345.815974][ T9245] ? ___sys_recvmsg+0x590/0x590 [ 345.820850][ T9245] ? lockdep_hardirqs_on+0x98/0x150 [ 345.826091][ T9245] do_syscall_64+0x55/0xb0 [ 345.830520][ T9245] ? clear_bhb_loop+0x40/0x90 [ 345.835207][ T9245] ? clear_bhb_loop+0x40/0x90 [ 345.839896][ T9245] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 345.845887][ T9245] RIP: 0033:0x7fe97399e0d9 [ 345.850320][ T9245] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 345.869951][ T9245] RSP: 002b:00007fe9747c8028 EFLAGS: 00000246 ORIG_RAX: 000000000000002f [ 345.878384][ T9245] RAX: ffffffffffffffda RBX: 00007fe973c25fa0 RCX: 00007fe97399e0d9 [ 345.886369][ T9245] RDX: 0000000040012100 RSI: 0000200000000340 RDI: 0000000000000003 [ 345.894360][ T9245] RBP: 00007fe9747c8090 R08: 0000000000000000 R09: 0000000000000000 [ 345.902347][ T9245] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 345.910501][ T9245] R13: 00007fe973c26038 R14: 00007fe973c25fa0 R15: 00007ffd84a51c88 [ 345.918499][ T9245] [ 346.274962][ T9251] netlink: 'syz.3.1177': attribute type 1 has an invalid length. [ 347.178857][ T9264] netlink: 'syz.1.1181': attribute type 29 has an invalid length. [ 347.252254][ T9264] netlink: 'syz.1.1181': attribute type 29 has an invalid length. [ 347.324479][ T9267] netlink: 'syz.1.1181': attribute type 29 has an invalid length. [ 347.423713][ T9276] __nla_validate_parse: 4 callbacks suppressed [ 347.423730][ T9276] netlink: 121460 bytes leftover after parsing attributes in process `syz.1.1184'. [ 347.442337][ T9276] netlink: 'syz.1.1184': attribute type 1 has an invalid length. [ 347.451213][ T9276] netlink: 16520 bytes leftover after parsing attributes in process `syz.1.1184'. [ 347.822080][ T9284] netlink: 4 bytes leftover after parsing attributes in process `syz.3.1188'. [ 348.111090][ T9296] mac80211_hwsim hwsim2 wlan0: left promiscuous mode [ 348.129263][ T9296] mac80211_hwsim hwsim2 wlan0: left allmulticast mode [ 348.275755][ T9306] netlink: 'syz.0.1197': attribute type 1 has an invalid length. [ 348.285723][ T9306] netlink: 112860 bytes leftover after parsing attributes in process `syz.0.1197'. [ 348.498335][ T9303] mac80211_hwsim hwsim2 wlan0: entered promiscuous mode [ 348.522199][ T9303] mac80211_hwsim hwsim2 wlan0: entered allmulticast mode [ 348.727938][ T9308] syzkaller0: entered promiscuous mode [ 348.737046][ T9308] syzkaller0: entered allmulticast mode [ 348.787254][ T9317] netlink: 'syz.1.1198': attribute type 1 has an invalid length. [ 348.804241][ T9317] netlink: 112860 bytes leftover after parsing attributes in process `syz.1.1198'. [ 348.845123][ T9319] netlink: 'syz.3.1199': attribute type 1 has an invalid length. [ 348.886219][ T9319] netlink: 112860 bytes leftover after parsing attributes in process `syz.3.1199'. [ 350.746509][ T9327] netlink: 14 bytes leftover after parsing attributes in process `syz.2.1200'. [ 351.271609][ T9331] delete_channel: no stack [ 351.655681][ T9346] netlink: 'syz.0.1206': attribute type 10 has an invalid length. [ 352.306075][ T9362] netlink: 'syz.1.1211': attribute type 1 has an invalid length. [ 352.322147][ T9362] netlink: 112860 bytes leftover after parsing attributes in process `syz.1.1211'. [ 352.447741][ T9367] netlink: 'syz.2.1213': attribute type 1 has an invalid length. [ 352.468162][ T9367] netlink: 112860 bytes leftover after parsing attributes in process `syz.2.1213'. [ 353.023516][ T9372] netlink: 14 bytes leftover after parsing attributes in process `syz.3.1214'. [ 353.624897][ T9383] netlink: 'syz.2.1215': attribute type 1 has an invalid length. [ 353.729203][ T9383] netlink: 112860 bytes leftover after parsing attributes in process `syz.2.1215'. [ 353.741476][ T9384] netlink: 14 bytes leftover after parsing attributes in process `syz.0.1223'. [ 355.333253][ T9405] netlink: 'syz.1.1225': attribute type 1 has an invalid length. [ 355.342141][ T9405] netlink: 112860 bytes leftover after parsing attributes in process `syz.1.1225'. [ 356.018177][ T9417] netlink: 14 bytes leftover after parsing attributes in process `syz.0.1228'. [ 356.764348][ T9428] netlink: 121460 bytes leftover after parsing attributes in process `syz.2.1234'. [ 356.832013][ T9428] netlink: 'syz.2.1234': attribute type 1 has an invalid length. [ 356.841556][ T9428] netlink: 16520 bytes leftover after parsing attributes in process `syz.2.1234'. [ 356.852853][ T9430] netlink: 'syz.0.1235': attribute type 1 has an invalid length. [ 356.874060][ T9430] netlink: 112860 bytes leftover after parsing attributes in process `syz.0.1235'. [ 357.719363][ T9454] netlink: 'syz.3.1242': attribute type 6 has an invalid length. [ 357.727971][ T9454] netlink: 164 bytes leftover after parsing attributes in process `syz.3.1242'. [ 357.847575][ T9459] netlink: 'syz.1.1243': attribute type 1 has an invalid length. [ 357.883607][ T9459] netlink: 112860 bytes leftover after parsing attributes in process `syz.1.1243'. [ 358.108728][ T9457] netlink: 14 bytes leftover after parsing attributes in process `syz.2.1244'. [ 358.357741][ T9469] netlink: 121460 bytes leftover after parsing attributes in process `syz.3.1247'. [ 358.403928][ T9469] netlink: 'syz.3.1247': attribute type 1 has an invalid length. [ 358.438074][ T9469] netlink: 16520 bytes leftover after parsing attributes in process `syz.3.1247'. [ 359.653775][ T9490] netlink: 'syz.3.1252': attribute type 1 has an invalid length. [ 359.676510][ T9490] netlink: 112860 bytes leftover after parsing attributes in process `syz.3.1252'. [ 360.412967][ T9492] delete_channel: no stack [ 360.571638][ T9516] netlink: 14 bytes leftover after parsing attributes in process `syz.2.1258'. [ 361.964745][ T9563] netlink: 'syz.3.1282': attribute type 10 has an invalid length. [ 362.028595][ T9566] netlink: 'syz.3.1282': attribute type 10 has an invalid length. [ 362.036485][ T9566] netlink: 40 bytes leftover after parsing attributes in process `syz.3.1282'. [ 362.076650][ T9566] team0: entered promiscuous mode [ 362.091066][ T9566] team_slave_0: entered promiscuous mode [ 362.127809][ T9566] team_slave_1: entered promiscuous mode [ 362.159051][ T9566] mac80211_hwsim hwsim3 wlan1: entered promiscuous mode [ 362.177359][ T9566] team0: entered allmulticast mode [ 362.204040][ T9566] team_slave_0: entered allmulticast mode [ 362.243497][ T9566] team_slave_1: entered allmulticast mode [ 362.288833][ T9566] mac80211_hwsim hwsim3 wlan1: entered allmulticast mode [ 362.321299][ T9566] 8021q: adding VLAN 0 to HW filter on device team0 [ 362.359155][ T9566] bridge0: port 4(team0) entered blocking state [ 362.369647][ T9566] bridge0: port 4(team0) entered disabled state [ 362.392515][ T9566] bridge0: port 4(team0) entered blocking state [ 362.399291][ T9566] bridge0: port 4(team0) entered forwarding state [ 362.473445][ T9577] ================================================================== [ 362.481628][ T9577] BUG: KASAN: slab-out-of-bounds in __bpf_get_stackid+0x6c7/0x900 [ 362.489597][ T9577] Write of size 72 at addr ffff88802eec3290 by task syz.0.1288/9577 [ 362.497581][ T9577] [ 362.499962][ T9577] CPU: 0 PID: 9577 Comm: syz.0.1288 Not tainted syzkaller #0 [ 362.507583][ T9577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 362.517638][ T9577] Call Trace: [ 362.520958][ T9577] [ 362.523938][ T9577] dump_stack_lvl+0x18c/0x250 [ 362.528811][ T9577] ? read_lock_is_recursive+0x20/0x20 [ 362.534365][ T9577] ? show_regs_print_info+0x20/0x20 [ 362.539567][ T9577] ? load_image+0x420/0x420 [ 362.544121][ T9577] ? _raw_spin_lock_irqsave+0xc0/0x100 [ 362.549697][ T9577] ? __virt_addr_valid+0x10c/0x380 [ 362.554866][ T9577] ? __virt_addr_valid+0x10c/0x380 [ 362.559979][ T9577] ? __virt_addr_valid+0x10c/0x380 [ 362.565093][ T9577] print_report+0xa8/0x210 [ 362.569528][ T9577] ? __bpf_get_stackid+0x6c7/0x900 [ 362.574646][ T9577] kasan_report+0x117/0x150 [ 362.579182][ T9577] ? __bpf_get_stackid+0x6c7/0x900 [ 362.584294][ T9577] kasan_check_range+0x241/0x290 [ 362.589230][ T9577] ? __bpf_get_stackid+0x6c7/0x900 [ 362.594338][ T9577] __asan_memcpy+0x40/0x70 [ 362.598751][ T9577] __bpf_get_stackid+0x6c7/0x900 [ 362.603685][ T9577] bpf_get_stackid_pe+0x343/0x410 [ 362.608709][ T9577] bpf_prog_282a5593b1ef8d13+0x29/0x3e [ 362.614194][ T9577] bpf_overflow_handler+0x1fc/0x510 [ 362.619395][ T9577] ? verify_lock_unused+0x140/0x140 [ 362.624602][ T9577] ? verify_lock_unused+0x140/0x140 [ 362.629830][ T9577] ? bpf_overflow_handler+0xde/0x510 [ 362.635115][ T9577] ? tp_perf_event_destroy+0x20/0x20 [ 362.640422][ T9577] ? __perf_event_account_interrupt+0x187/0x280 [ 362.646659][ T9577] __perf_event_overflow+0x461/0x660 [ 362.651949][ T9577] perf_swevent_event+0x319/0x570 [ 362.657081][ T9577] ? perf_tp_event+0x1550/0x1550 [ 362.662021][ T9577] ___perf_sw_event+0x4ab/0x730 [ 362.666869][ T9577] ? ___perf_sw_event+0x19e/0x730 [ 362.671885][ T9577] ? perf_swevent_put_recursion_context+0xb0/0xb0 [ 362.678294][ T9577] ? __lock_acquire+0x1336/0x7d80 [ 362.683310][ T9577] ? rep_movs_alternative+0x4a/0x90 [ 362.688510][ T9577] ? lockdep_hardirqs_on_prepare+0x44c/0x7d0 [ 362.694486][ T9577] ? lock_chain_count+0x20/0x20 [ 362.699330][ T9577] __perf_sw_event+0x139/0x270 [ 362.704088][ T9577] do_user_addr_fault+0x1242/0x12d0 [ 362.709304][ T9577] ? rcu_is_watching+0x15/0xb0 [ 362.714066][ T9577] exc_page_fault+0x64/0x100 [ 362.718655][ T9577] asm_exc_page_fault+0x26/0x30 [ 362.723581][ T9577] RIP: 0010:rep_movs_alternative+0x4a/0x90 [ 362.729416][ T9577] Code: 75 f1 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 8b 06 48 89 07 48 83 c6 08 48 83 c7 08 83 e9 08 74 df 83 f9 08 73 e8 eb c9 a4 c3 48 8b 06 48 89 07 48 8d 47 08 48 83 e0 f8 48 29 f8 48 01 [ 362.749049][ T9577] RSP: 0018:ffffc900199cf958 EFLAGS: 00050202 [ 362.755159][ T9577] RAX: ffffffff842fd001 RBX: 00000000000082d7 RCX: 00000000000062d7 [ 362.763127][ T9577] RDX: 0000000000000001 RSI: 0000200000002000 RDI: ffffc90019beb000 [ 362.771088][ T9577] RBP: ffffc900199cfa90 R08: ffffc90019bf12d6 R09: 1ffff9200337e25a [ 362.779054][ T9577] R10: dffffc0000000000 R11: fffff5200337e25b R12: ffffc90019be9000 [ 362.787017][ T9577] R13: 0000200000000000 R14: ffffc900199cfc18 R15: 1ffff92003339f83 [ 362.794985][ T9577] ? _copy_from_iter+0x211/0x1290 [ 362.800048][ T9577] _copy_from_iter+0x242/0x1290 [ 362.804894][ T9577] ? __rwlock_init+0x150/0x150 [ 362.809657][ T9577] ? copyout_mc+0x70/0x70 [ 362.813977][ T9577] ? do_raw_spin_unlock+0x121/0x230 [ 362.819171][ T9577] ? _raw_spin_unlock+0x28/0x40 [ 362.824019][ T9577] ? find_vmap_area+0xfc/0x110 [ 362.828790][ T9577] ? __check_object_size+0x4fc/0xa40 [ 362.834065][ T9577] netlink_sendmsg+0x76b/0xbf0 [ 362.838893][ T9577] ? netlink_getsockopt+0x590/0x590 [ 362.844079][ T9577] ? apparmor_socket_sendmsg+0x8e/0x330 [ 362.849637][ T9577] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 362.854912][ T9577] ? security_socket_sendmsg+0x80/0xa0 [ 362.860371][ T9577] sock_write_iter+0x2dc/0x420 [ 362.865184][ T9577] ? sock_read_iter+0x3f0/0x3f0 [ 362.870029][ T9577] ? common_file_perm+0x198/0x1f0 [ 362.875045][ T9577] vfs_write+0x474/0x9a0 [ 362.879289][ T9577] ? file_end_write+0x250/0x250 [ 362.884142][ T9577] ? __fget_files+0x3fc/0x460 [ 362.888833][ T9577] ? __fdget_pos+0x1d8/0x330 [ 362.893413][ T9577] ? ksys_write+0x74/0x260 [ 362.897820][ T9577] ksys_write+0x151/0x260 [ 362.902140][ T9577] ? __ia32_sys_read+0x90/0x90 [ 362.906896][ T9577] ? lockdep_hardirqs_on+0x98/0x150 [ 362.912091][ T9577] do_syscall_64+0x55/0xb0 [ 362.916496][ T9577] ? clear_bhb_loop+0x40/0x90 [ 362.921160][ T9577] ? clear_bhb_loop+0x40/0x90 [ 362.925824][ T9577] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 362.931704][ T9577] RIP: 0033:0x7fdb39f9e0d9 [ 362.936110][ T9577] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 362.955877][ T9577] RSP: 002b:00007fdb3ada5028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 362.964282][ T9577] RAX: ffffffffffffffda RBX: 00007fdb3a225fa0 RCX: 00007fdb39f9e0d9 [ 362.972330][ T9577] RDX: 00000000000082d7 RSI: 0000200000000000 RDI: 0000000000000006 [ 362.980309][ T9577] RBP: 00007fdb3a035024 R08: 0000000000000000 R09: 0000000000000000 [ 362.988282][ T9577] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 362.996248][ T9577] R13: 00007fdb3a226038 R14: 00007fdb3a225fa0 R15: 00007ffe7edef798 [ 363.004233][ T9577] [ 363.007344][ T9577] [ 363.009667][ T9577] Allocated by task 9577: [ 363.014059][ T9577] kasan_set_track+0x4e/0x70 [ 363.018655][ T9577] __kasan_kmalloc+0x8f/0xa0 [ 363.023241][ T9577] __kmalloc_node+0xb6/0x240 [ 363.027826][ T9577] bpf_map_area_alloc+0x5e/0x110 [ 363.032758][ T9577] prealloc_elems_and_freelist+0x86/0x1c0 [ 363.038467][ T9577] stack_map_alloc+0x32b/0x4b0 [ 363.043235][ T9577] map_create+0x877/0x12f0 [ 363.047640][ T9577] __sys_bpf+0x651/0x890 [ 363.051866][ T9577] __x64_sys_bpf+0x7c/0x90 [ 363.056276][ T9577] do_syscall_64+0x55/0xb0 [ 363.060688][ T9577] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 363.066612][ T9577] [ 363.068924][ T9577] Last potentially related work creation: [ 363.074622][ T9577] kasan_save_stack+0x3e/0x60 [ 363.079291][ T9577] __kasan_record_aux_stack+0xaf/0xc0 [ 363.084654][ T9577] call_rcu+0x153/0x900 [ 363.088803][ T9577] __nf_register_net_hook+0x787/0x910 [ 363.094225][ T9577] nf_register_net_hook+0xb2/0x190 [ 363.099332][ T9577] nf_register_net_hooks+0x44/0x1b0 [ 363.104544][ T9577] nf_ct_netns_do_get+0x213/0x5c0 [ 363.109619][ T9577] nf_ct_netns_inet_get+0x3b/0x150 [ 363.114746][ T9577] nf_conncount_init+0x127/0x380 [ 363.119728][ T9577] ovs_ct_init+0x316/0x490 [ 363.124191][ T9577] ovs_init_net+0x1e6/0x250 [ 363.128681][ T9577] ops_init+0x391/0x640 [ 363.132851][ T9577] setup_net+0x3b6/0xa20 [ 363.137078][ T9577] copy_net_ns+0x35e/0x5d0 [ 363.141480][ T9577] create_new_namespaces+0x3ce/0x700 [ 363.146762][ T9577] copy_namespaces+0x42a/0x4a0 [ 363.151599][ T9577] copy_process+0x16f6/0x3da0 [ 363.156263][ T9577] kernel_clone+0x24b/0x8a0 [ 363.160756][ T9577] __x64_sys_clone+0x1b7/0x230 [ 363.165507][ T9577] do_syscall_64+0x55/0xb0 [ 363.169910][ T9577] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 363.175787][ T9577] [ 363.178097][ T9577] Second to last potentially related work creation: [ 363.184739][ T9577] kasan_save_stack+0x3e/0x60 [ 363.189422][ T9577] __kasan_record_aux_stack+0xaf/0xc0 [ 363.194805][ T9577] call_rcu+0x153/0x900 [ 363.198965][ T9577] nf_unregister_net_hooks+0xcb/0x130 [ 363.204339][ T9577] nf_ct_netns_put+0x36d/0x520 [ 363.209099][ T9577] nf_conncount_destroy+0x41/0x150 [ 363.214205][ T9577] ovs_ct_exit+0x9c/0x200 [ 363.218536][ T9577] ovs_exit_net+0xed/0x7a0 [ 363.222943][ T9577] cleanup_net+0x707/0xbb0 [ 363.227344][ T9577] process_scheduled_works+0xa60/0x1600 [ 363.232880][ T9577] worker_thread+0xa5e/0xfe0 [ 363.237462][ T9577] kthread+0x2fa/0x390 [ 363.241518][ T9577] ret_from_fork+0x48/0x80 [ 363.245924][ T9577] ret_from_fork_asm+0x11/0x20 [ 363.250702][ T9577] [ 363.253016][ T9577] The buggy address belongs to the object at ffff88802eec3280 [ 363.253016][ T9577] which belongs to the cache kmalloc-cg-64 of size 64 [ 363.267209][ T9577] The buggy address is located 16 bytes inside of [ 363.267209][ T9577] allocated 40-byte region [ffff88802eec3280, ffff88802eec32a8) [ 363.281212][ T9577] [ 363.283547][ T9577] The buggy address belongs to the physical page: [ 363.289996][ T9577] page:ffffea0000bbb0c0 refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff88802eec3800 pfn:0x2eec3 [ 363.301545][ T9577] memcg:ffff888020e2c001 [ 363.305769][ T9577] flags: 0xfff00000000800(slab|node=0|zone=1|lastcpupid=0x7ff) [ 363.313303][ T9577] page_type: 0xffffffff() [ 363.317624][ T9577] raw: 00fff00000000800 ffff888017c4da00 ffffea000084a7c0 0000000000000002 [ 363.326195][ T9577] raw: ffff88802eec3800 000000008020001c 00000001ffffffff ffff888020e2c001 [ 363.334758][ T9577] page dumped because: kasan: bad access detected [ 363.341155][ T9577] page_owner tracks the page as allocated [ 363.346940][ T9577] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x112cc0(GFP_USER|__GFP_NOWARN|__GFP_NORETRY), pid 5774, tgid 5774 (syz-executor), ts 89202504401, free_ts 89201900665 [ 363.365251][ T9577] post_alloc_hook+0x1c1/0x200 [ 363.370013][ T9577] get_page_from_freelist+0x2181/0x22a0 [ 363.375551][ T9577] __alloc_pages+0x1f0/0x460 [ 363.380301][ T9577] alloc_slab_page+0x5d/0x180 [ 363.384989][ T9577] new_slab+0x87/0x2d0 [ 363.389046][ T9577] ___slab_alloc+0xc5c/0x12f0 [ 363.393716][ T9577] __kmem_cache_alloc_node+0x11f/0x250 [ 363.399170][ T9577] kmalloc_trace+0x2a/0xe0 [ 363.403580][ T9577] alloc_fdtable+0xca/0x2c0 [ 363.408181][ T9577] dup_fd+0x747/0xa20 [ 363.412151][ T9577] copy_files+0xaf/0x110 [ 363.416386][ T9577] copy_process+0x157d/0x3da0 [ 363.421077][ T9577] kernel_clone+0x24b/0x8a0 [ 363.425595][ T9577] __x64_sys_clone+0x1b7/0x230 [ 363.430360][ T9577] do_syscall_64+0x55/0xb0 [ 363.434784][ T9577] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 363.440675][ T9577] page last free stack trace: [ 363.445351][ T9577] free_unref_page_prepare+0x7d7/0x8f0 [ 363.450984][ T9577] free_unref_page+0x32/0x2e0 [ 363.455646][ T9577] vfree+0x1a7/0x340 [ 363.459529][ T9577] __do_replace+0x878/0x9b0 [ 363.464123][ T9577] do_ip6t_set_ctl+0xb41/0xe10 [ 363.469051][ T9577] nf_setsockopt+0x263/0x280 [ 363.473636][ T9577] do_sock_setsockopt+0x175/0x1a0 [ 363.478648][ T9577] __x64_sys_setsockopt+0x182/0x200 [ 363.483833][ T9577] do_syscall_64+0x55/0xb0 [ 363.488412][ T9577] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 363.494320][ T9577] [ 363.496715][ T9577] Memory state around the buggy address: [ 363.502384][ T9577] ffff88802eec3180: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 363.510524][ T9577] ffff88802eec3200: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 363.518659][ T9577] >ffff88802eec3280: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc [ 363.526793][ T9577] ^ [ 363.532148][ T9577] ffff88802eec3300: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 363.540217][ T9577] ffff88802eec3380: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 363.548347][ T9577] ================================================================== [ 363.556397][ T9577] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 363.563580][ T9577] CPU: 0 PID: 9577 Comm: syz.0.1288 Not tainted syzkaller #0 [ 363.570938][ T9577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 363.580978][ T9577] Call Trace: [ 363.584265][ T9577] [ 363.587189][ T9577] dump_stack_lvl+0x18c/0x250 [ 363.591863][ T9577] ? show_regs_print_info+0x20/0x20 [ 363.597225][ T9577] ? load_image+0x420/0x420 [ 363.601735][ T9577] panic+0x2ca/0x720 [ 363.605639][ T9577] ? __lock_acquire+0x7d80/0x7d80 [ 363.610695][ T9577] ? bpf_jit_dump+0xd0/0xd0 [ 363.615201][ T9577] ? _raw_spin_unlock_irqrestore+0xc5/0x120 [ 363.621193][ T9577] ? _raw_spin_unlock+0x40/0x40 [ 363.626164][ T9577] ? __bpf_get_stackid+0x6c7/0x900 [ 363.631291][ T9577] check_panic_on_warn+0x84/0xa0 [ 363.636233][ T9577] ? __bpf_get_stackid+0x6c7/0x900 [ 363.641345][ T9577] end_report+0x6f/0x130 [ 363.645586][ T9577] kasan_report+0x128/0x150 [ 363.650090][ T9577] ? __bpf_get_stackid+0x6c7/0x900 [ 363.655203][ T9577] kasan_check_range+0x241/0x290 [ 363.660133][ T9577] ? __bpf_get_stackid+0x6c7/0x900 [ 363.665236][ T9577] __asan_memcpy+0x40/0x70 [ 363.669653][ T9577] __bpf_get_stackid+0x6c7/0x900 [ 363.674591][ T9577] bpf_get_stackid_pe+0x343/0x410 [ 363.679647][ T9577] bpf_prog_282a5593b1ef8d13+0x29/0x3e [ 363.685100][ T9577] bpf_overflow_handler+0x1fc/0x510 [ 363.690300][ T9577] ? verify_lock_unused+0x140/0x140 [ 363.695490][ T9577] ? verify_lock_unused+0x140/0x140 [ 363.700680][ T9577] ? bpf_overflow_handler+0xde/0x510 [ 363.705989][ T9577] ? tp_perf_event_destroy+0x20/0x20 [ 363.711270][ T9577] ? __perf_event_account_interrupt+0x187/0x280 [ 363.717526][ T9577] __perf_event_overflow+0x461/0x660 [ 363.722813][ T9577] perf_swevent_event+0x319/0x570 [ 363.727829][ T9577] ? perf_tp_event+0x1550/0x1550 [ 363.732764][ T9577] ___perf_sw_event+0x4ab/0x730 [ 363.737628][ T9577] ? ___perf_sw_event+0x19e/0x730 [ 363.742666][ T9577] ? perf_swevent_put_recursion_context+0xb0/0xb0 [ 363.749089][ T9577] ? __lock_acquire+0x1336/0x7d80 [ 363.754123][ T9577] ? rep_movs_alternative+0x4a/0x90 [ 363.759325][ T9577] ? lockdep_hardirqs_on_prepare+0x44c/0x7d0 [ 363.765299][ T9577] ? lock_chain_count+0x20/0x20 [ 363.770142][ T9577] __perf_sw_event+0x139/0x270 [ 363.774905][ T9577] do_user_addr_fault+0x1242/0x12d0 [ 363.780107][ T9577] ? rcu_is_watching+0x15/0xb0 [ 363.784874][ T9577] exc_page_fault+0x64/0x100 [ 363.789470][ T9577] asm_exc_page_fault+0x26/0x30 [ 363.794312][ T9577] RIP: 0010:rep_movs_alternative+0x4a/0x90 [ 363.800138][ T9577] Code: 75 f1 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 8b 06 48 89 07 48 83 c6 08 48 83 c7 08 83 e9 08 74 df 83 f9 08 73 e8 eb c9 a4 c3 48 8b 06 48 89 07 48 8d 47 08 48 83 e0 f8 48 29 f8 48 01 [ 363.819734][ T9577] RSP: 0018:ffffc900199cf958 EFLAGS: 00050202 [ 363.825909][ T9577] RAX: ffffffff842fd001 RBX: 00000000000082d7 RCX: 00000000000062d7 [ 363.833874][ T9577] RDX: 0000000000000001 RSI: 0000200000002000 RDI: ffffc90019beb000 [ 363.841836][ T9577] RBP: ffffc900199cfa90 R08: ffffc90019bf12d6 R09: 1ffff9200337e25a [ 363.849797][ T9577] R10: dffffc0000000000 R11: fffff5200337e25b R12: ffffc90019be9000 [ 363.857778][ T9577] R13: 0000200000000000 R14: ffffc900199cfc18 R15: 1ffff92003339f83 [ 363.865745][ T9577] ? _copy_from_iter+0x211/0x1290 [ 363.870792][ T9577] _copy_from_iter+0x242/0x1290 [ 363.875636][ T9577] ? __rwlock_init+0x150/0x150 [ 363.880396][ T9577] ? copyout_mc+0x70/0x70 [ 363.884714][ T9577] ? do_raw_spin_unlock+0x121/0x230 [ 363.889905][ T9577] ? _raw_spin_unlock+0x28/0x40 [ 363.894751][ T9577] ? find_vmap_area+0xfc/0x110 [ 363.899505][ T9577] ? __check_object_size+0x4fc/0xa40 [ 363.905079][ T9577] netlink_sendmsg+0x76b/0xbf0 [ 363.909841][ T9577] ? netlink_getsockopt+0x590/0x590 [ 363.915029][ T9577] ? apparmor_socket_sendmsg+0x8e/0x330 [ 363.920573][ T9577] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 363.925850][ T9577] ? security_socket_sendmsg+0x80/0xa0 [ 363.931297][ T9577] sock_write_iter+0x2dc/0x420 [ 363.936057][ T9577] ? sock_read_iter+0x3f0/0x3f0 [ 363.940921][ T9577] ? common_file_perm+0x198/0x1f0 [ 363.945936][ T9577] vfs_write+0x474/0x9a0 [ 363.950176][ T9577] ? file_end_write+0x250/0x250 [ 363.955022][ T9577] ? __fget_files+0x3fc/0x460 [ 363.959702][ T9577] ? __fdget_pos+0x1d8/0x330 [ 363.964291][ T9577] ? ksys_write+0x74/0x260 [ 363.968699][ T9577] ksys_write+0x151/0x260 [ 363.973110][ T9577] ? __ia32_sys_read+0x90/0x90 [ 363.977865][ T9577] ? lockdep_hardirqs_on+0x98/0x150 [ 363.983061][ T9577] do_syscall_64+0x55/0xb0 [ 363.987469][ T9577] ? clear_bhb_loop+0x40/0x90 [ 363.992134][ T9577] ? clear_bhb_loop+0x40/0x90 [ 363.996798][ T9577] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 364.002862][ T9577] RIP: 0033:0x7fdb39f9e0d9 [ 364.007270][ T9577] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 364.026897][ T9577] RSP: 002b:00007fdb3ada5028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 364.035324][ T9577] RAX: ffffffffffffffda RBX: 00007fdb3a225fa0 RCX: 00007fdb39f9e0d9 [ 364.043297][ T9577] RDX: 00000000000082d7 RSI: 0000200000000000 RDI: 0000000000000006 [ 364.051258][ T9577] RBP: 00007fdb3a035024 R08: 0000000000000000 R09: 0000000000000000 [ 364.059220][ T9577] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 364.067182][ T9577] R13: 00007fdb3a226038 R14: 00007fdb3a225fa0 R15: 00007ffe7edef798 [ 364.075159][ T9577] [ 364.078432][ T9577] Kernel Offset: disabled [ 364.082744][ T9577] Rebooting in 86400 seconds..