last executing test programs: 8m15.511122448s ago: executing program 1 (id=68): sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000001c0)=@newchain={0x24, 0x64, 0x100, 0x70bd2a, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {0xffff, 0x4}, {0xf, 0xc}, {0x3, 0xfff2}}}, 0x24}, 0x1, 0x0, 0x0, 0x24004000}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000002980)=@newtfilter={0x24, 0x2c, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {0x0, 0xd}, {}, {0x1c, 0xc}}}, 0x24}}, 0x44050) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000180)=ANY=[@ANYBLOB="2c0000002100010000000000fcdbdf2502000000000000000000000006001d004e24000006001c"], 0x2c}}, 0x0) sendmsg$TEAM_CMD_OPTIONS_SET(0xffffffffffffffff, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000540)=ANY=[], 0x4d8}, 0x1, 0x0, 0x0, 0x20040010}, 0x54) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000ac0)=@newqdisc={0x24, 0x24, 0xf0b, 0x3, 0x0, {0x0, 0x0, 0x0, 0x0, {0x0, 0x1}, {0x1, 0x5}, {0x10, 0xb}}}, 0x5}}, 0x20000004) r0 = socket$netlink(0x10, 0x3, 0x0) sendmmsg(r0, &(0x7f00000002c0), 0x40000000000009f, 0x0) 8m11.635945914s ago: executing program 1 (id=69): inotify_init1(0x0) signalfd4(0xffffffffffffffff, &(0x7f00000012c0), 0x8, 0x0) eventfd2(0x0, 0x0) socket$alg(0x26, 0x5, 0x0) socket$igmp6(0xa, 0x3, 0x2) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) pselect6(0x40, &(0x7f0000000600), 0x0, &(0x7f0000000680)={0xff}, &(0x7f0000000040), 0x0) 8m6.283260459s ago: executing program 1 (id=71): r0 = syz_io_uring_setup(0x5522, &(0x7f0000000480)={0x0, 0xdac0, 0x10100, 0x1ffffffd, 0x243}, &(0x7f0000000180)=0x0, &(0x7f0000000100)=0x0) syz_io_uring_submit(r1, 0x0, &(0x7f00000001c0)=@IORING_OP_TEE={0x21, 0x41, 0x0, @fd=r0, 0x0, 0x0, 0x10, 0xa}) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000240)='blkio.bfq.io_merged_recursive\x00', 0x275a, 0x0) write$UHID_CREATE2(r3, &(0x7f00000001c0)=ANY=[@ANYBLOB='\x00'], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x5, 0x12, r3, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_MKDIRAT={0x25, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}) io_uring_enter(r0, 0x33be, 0xb85, 0x3, 0x0, 0x0) 7m57.684687185s ago: executing program 1 (id=73): r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000f5dfe4)={0xa, 0x4e20}, 0x1c) syz_emit_ethernet(0x6a, &(0x7f0000000000)={@local, @link_local, @void, {@ipv4={0x800, @udp={{0x5, 0x4, 0x0, 0x0, 0x5c, 0x0, 0x0, 0x0, 0x11, 0x0, @empty, @empty}, {0x0, 0x4e20, 0x48, 0x0, @wg=@cookie={0x3, 0x0, "ead43f1ebd755fcaa13bae2a229fb3bd16e4c459c1f46a6c", "391aa94c42fca7ead0e17e59f1bea955800221ccbbdacfc61a4a9a2dc4ed4c44"}}}}}}, 0x0) bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000140)={0x6, 0x3, &(0x7f0000000680)=ANY=[@ANYBLOB="1800000002000000000000000000000095"], 0x0, 0x3}, 0x94) r1 = bpf$PROG_LOAD_XDP(0x5, &(0x7f00000006c0)={0x6, 0x3, &(0x7f0000000680)=ANY=[], &(0x7f00000002c0)='syzkaller\x00', 0x7, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x55}, 0x94) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000600)={r1, 0x5, 0xb68, 0x0, &(0x7f0000000000)='%', 0x0, 0xd01, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x48) recvmmsg(r0, &(0x7f00000057c0)=[{{0x0, 0x0, 0x0}, 0x3}, {{0x0, 0x0, &(0x7f0000002cc0)=[{0x0, 0xea}, {&(0x7f00000017c0)=""/130, 0x94}], 0x2}, 0xa1}], 0x2, 0x0, 0x0) 7m44.084468142s ago: executing program 1 (id=76): r0 = userfaultfd(0x80001) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000100)={0xaa, 0x100}) mmap$IORING_OFF_SQ_RING(&(0x7f0000400000/0xc00000)=nil, 0xc00000, 0x0, 0x5d032, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x80001) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000100)) ioctl$UFFDIO_REGISTER(r1, 0xc020aa00, &(0x7f0000000040)={{&(0x7f0000400000/0xc00000)=nil, 0xc00000}, 0x5}) ioctl$UFFDIO_ZEROPAGE(r0, 0xc020aa04, &(0x7f0000000000)={{&(0x7f00004bd000/0x3000)=nil, 0x3000}}) 7m34.20773392s ago: executing program 1 (id=77): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x2}) r1 = socket$unix(0x1, 0x5, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000340)=@newqdisc={0x30, 0x24, 0x4ee4e6a52ff56541, 0x0, 0x0, {0x0, 0x0, 0x0, r3, {0x0, 0xb}, {0xffff, 0xffff}, {0x0, 0x2}}, [@qdisc_kind_options=@q_fq={{0x7}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000001}, 0x4000010) sendmsg$nl_route_sched(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000001c0)=@newqdisc={0x24, 0x24, 0x4ee4e6a52ff56541, 0x70b923, 0x80000, {0x0, 0x0, 0x0, r3, {}, {0x2, 0xb}, {0x9, 0xb}}}, 0x24}, 0x1, 0x0, 0x0, 0x2000c0e9}, 0x4008000) 6m47.924064331s ago: executing program 32 (id=77): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x2}) r1 = socket$unix(0x1, 0x5, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000340)=@newqdisc={0x30, 0x24, 0x4ee4e6a52ff56541, 0x0, 0x0, {0x0, 0x0, 0x0, r3, {0x0, 0xb}, {0xffff, 0xffff}, {0x0, 0x2}}, [@qdisc_kind_options=@q_fq={{0x7}, {0x4}}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000001}, 0x4000010) sendmsg$nl_route_sched(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000001c0)=@newqdisc={0x24, 0x24, 0x4ee4e6a52ff56541, 0x70b923, 0x80000, {0x0, 0x0, 0x0, r3, {}, {0x2, 0xb}, {0x9, 0xb}}}, 0x24}, 0x1, 0x0, 0x0, 0x2000c0e9}, 0x4008000) 1m20.481429922s ago: executing program 0 (id=100): rt_sigprocmask(0x0, &(0x7f0000000100)={[0xfffffffffffe]}, 0x0, 0x8) r0 = gettid() timer_create(0x3, &(0x7f0000000180)={0x0, 0x17, 0x4, @tid=r0}, &(0x7f0000000080)) timer_settime(0x0, 0x236bd4336e4642df, &(0x7f0000000300)={{0x0, 0x1}, {0x0, 0xe4c}}, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, &(0x7f0000000180)=ANY=[@ANYBLOB="18000000000400000000000000000000180100002020702500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000000000000b703000000000000850000000400000095"], &(0x7f0000000040)='GPL\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, @fallback=0x1d, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000140)='sys_enter\x00', r1}, 0x10) rt_sigtimedwait(&(0x7f0000000000)={[0x7fffffff]}, 0x0, 0x0, 0x8) 1m10.001268254s ago: executing program 0 (id=101): r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000840)=ANY=[@ANYBLOB="fc0000001900010000000000fcdbdf2500000000000000000000000000000000fe8000000000000000000000000000bb00000000000000000200000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="000000000000000004000000000000000000000000000000000000000000000000000000000000000200000000000000000000005e43bb387ffa6532000000000000000000000000000000000000000000000000002000000000000000000000000000000000000001000000000000004400050000000000000000000000000000000000000000022b0000000a000000fe8000000000000000000000000000aa0000000004"], 0xfc}, 0x1, 0x0, 0x0, 0x20008000}, 0x0) bind$inet(r0, &(0x7f0000000100)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x17}}, 0x10) setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000000)=0x4, 0x4) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @broadcast}, 0x10) sendmmsg$inet(r0, &(0x7f0000004d00), 0x7fffffffffffd33, 0x20000890) 44.856084895s ago: executing program 0 (id=102): r0 = openat$userio(0xffffffffffffff9c, &(0x7f0000000140), 0x80401, 0x0) write$USERIO_CMD_SET_PORT_TYPE(r0, &(0x7f0000000040)={0x1, 0x6}, 0x2) r1 = openat$userio(0xffffffffffffff9c, &(0x7f0000000080), 0x22242, 0x0) write$USERIO_CMD_SET_PORT_TYPE(r1, &(0x7f00000002c0)={0x1, 0x5}, 0x2) write$USERIO_CMD_REGISTER(r1, &(0x7f00000000c0), 0x2) write$USERIO_CMD_SEND_INTERRUPT(r1, &(0x7f0000000100)={0x2, 0xfe}, 0x2) write$USERIO_CMD_REGISTER(r0, &(0x7f00000001c0), 0x2) 35.104428497s ago: executing program 0 (id=103): r0 = syz_io_uring_setup(0x24fa, &(0x7f0000000080)={0x0, 0x3f92, 0x10100}, &(0x7f0000000100)=0x0, &(0x7f0000000140)=0x0) syz_io_uring_submit(0x0, r2, &(0x7f00000001c0)=@IORING_OP_POLL_ADD={0x6, 0x0, 0x0, @fd, 0x0, 0x0, 0x0, {0x3a}}) r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0) write$UHID_CREATE2(r3, &(0x7f00000001c0)=ANY=[@ANYBLOB="0e"], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x5, 0x12, r3, 0x0) syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_WRITE={0x17, 0x10, 0x2007, @fd, 0x8, 0x0, 0x0, 0x2}) io_uring_enter(r0, 0x2d3e, 0x0, 0x0, 0x0, 0x0) 15.215147398s ago: executing program 0 (id=104): r0 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000300)='./binderfs/binder0\x00', 0x2, 0x0) ioctl$BINDER_SET_CONTEXT_MGR_EXT(r0, 0x4018620d, &(0x7f0000000100)={0x73622a85, 0x0, 0x2}) r1 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000200)='./binderfs/binder0\x00', 0x0, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000080)={0x8, 0x0, &(0x7f0000000400)=[@increfs], 0x0, 0x0, 0x0}) r2 = dup3(r1, r0, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000540)={0x10, 0x0, &(0x7f0000000440)=[@request_death={0x400c6313}], 0x0, 0x1000000, 0x0}) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f0000000640)={0x8, 0x0, &(0x7f00000000c0)=[@decrefs], 0x0, 0x0, 0x0}) 0s ago: executing program 0 (id=105): r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000004c0)=0x79, 0x4) bind$inet(r0, &(0x7f0000000080)={0x2, 0x4e23, @local}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000000)={0x1, &(0x7f0000000280)=[{0x6, 0xfa, 0x0, 0xe4}]}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) sendmmsg$inet(r0, &(0x7f0000001640)=[{{0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000000180)="c0a0df7b8772d05074243833eedd20ee91533fac02ab4378b20eb0e81a385169eed05c52f339123c317fb57b3b00ba485fa28d753f1cf3a57ae11a47c63ab049ffdbba805820ab83689ba036dc3d6fb3522d8958713f2227505e1198273569d8ee596b378d88010c65e4eee4e7c52dbe8533", 0x72}, {&(0x7f0000000200)="4fc0c5974b780fa3210110b5a4e0b497e960c5b4476c845a6620d693925be7ff57091e40adbe0d6b", 0x28}, {&(0x7f0000000240)="23a1116ce9ae8e191f53e6f6ea88e58fd8fa34a1", 0x14}, {&(0x7f00000002c0)="03c684a6e0f05ff26df0e6e613a706030e9e6cc7c61b0dfd61322c21478c9de4eff205c37610ac40f94d9dc5", 0x2c}], 0x4}}], 0x1, 0x480e0) sendto$inet(r0, &(0x7f0000000580)="17", 0x59a, 0x10008095, 0x0, 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:34554' (ED25519) to the list of known hosts. syzkaller login: [ 403.137107][ T3191] cgroup: Unknown subsys name 'net' [ 403.836455][ T3191] cgroup: Unknown subsys name 'cpuset' [ 403.978763][ T3191] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 472.347125][ T3191] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 614.816510][ T3204] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 615.050569][ T3204] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 622.039740][ T3210] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 622.180359][ T3210] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 627.775220][ T3204] hsr_slave_0: entered promiscuous mode [ 627.825335][ T3204] hsr_slave_1: entered promiscuous mode [ 635.188112][ T3210] hsr_slave_0: entered promiscuous mode [ 635.247707][ T3210] hsr_slave_1: entered promiscuous mode [ 635.270258][ T3210] debugfs: 'hsr0' already exists in 'hsr' [ 635.276648][ T3210] Cannot create hsr debugfs directory [ 637.698022][ T3204] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 638.147803][ T3204] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 638.436924][ T3204] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 639.114254][ T3204] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 642.287683][ T3210] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 642.494544][ T3210] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 642.637685][ T3210] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 642.933506][ T3210] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 652.966203][ T3210] 8021q: adding VLAN 0 to HW filter on device bond0 [ 653.254204][ T3204] 8021q: adding VLAN 0 to HW filter on device bond0 [ 685.135764][ T3210] veth0_vlan: entered promiscuous mode [ 685.366086][ T3210] veth1_vlan: entered promiscuous mode [ 687.456631][ T3210] veth0_macvtap: entered promiscuous mode [ 688.278931][ T3210] veth1_macvtap: entered promiscuous mode [ 688.753403][ T3204] veth0_vlan: entered promiscuous mode [ 689.555606][ T3204] veth1_vlan: entered promiscuous mode [ 691.184570][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 691.188963][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 691.348788][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 691.353470][ T13] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 693.308516][ T3204] veth0_macvtap: entered promiscuous mode [ 693.887856][ T3204] veth1_macvtap: entered promiscuous mode [ 695.750456][ T3241] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 695.753489][ T3241] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 695.756554][ T3241] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 695.778935][ T3210] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 695.884868][ T3241] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 729.854191][ T37] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 730.255457][ T37] usb 2-1: Using ep0 maxpacket: 16 [ 730.743541][ T37] usb 2-1: New USB device found, idVendor=17ef, idProduct=721e, bcdDevice=de.06 [ 730.745137][ T37] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 730.746037][ T37] usb 2-1: Product: syz [ 730.746768][ T37] usb 2-1: Manufacturer: syz [ 730.747580][ T37] usb 2-1: SerialNumber: syz [ 730.942515][ T37] r8152-cfgselector 2-1: Unknown version 0x0000 [ 730.943963][ T37] r8152-cfgselector 2-1: config 0 descriptor?? [ 732.734803][ T37] r8152-cfgselector 2-1: Unknown version 0x0000 [ 732.766205][ T37] r8152-cfgselector 2-1: bad CDC descriptors [ 732.944685][ T37] r8152-cfgselector 2-1: USB disconnect, device number 2 [ 766.929297][ T3977] netlink: 542 bytes leftover after parsing attributes in process `syz.0.23'. [ 779.004937][ T3929] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 779.363130][ T3929] usb 1-1: New USB device found, idVendor=249c, idProduct=9002, bcdDevice=de.ad [ 779.365380][ T3929] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 779.580328][ T3929] usb 1-1: config 0 descriptor?? [ 781.175710][ T3929] usb 1-1: can't set first interface for hiFace device. [ 781.177353][ T3929] snd-usb-hiface 1-1:0.0: probe with driver snd-usb-hiface failed with error -5 [ 781.279823][ T3929] usb 1-1: USB disconnect, device number 2 [ 798.181981][ T4010] syz.0.30 uses obsolete (PF_INET,SOCK_PACKET) [ 808.309183][ T4022] input: syz1 as /devices/virtual/input/input0 [ 812.458158][ T4030] sch_tbf: burst 19872 is lower than device lo mtu (65550) ! [ 836.419211][ T4058] capability: warning: `syz.0.44' uses deprecated v2 capabilities in a way that may be insecure [ 839.778142][ T4060] trusted_key: syz.1.45 sent an empty control message without MSG_MORE. [ 851.798154][ T4076] netlink: 'syz.0.51': attribute type 29 has an invalid length. [ 851.885680][ T4076] netlink: 'syz.0.51': attribute type 29 has an invalid length. [ 851.967250][ T4076] netlink: 500 bytes leftover after parsing attributes in process `syz.0.51'. [ 880.729543][ T4118] netlink: 51 bytes leftover after parsing attributes in process `syz.1.60'. [ 900.217092][ T4143] Zero length message leads to an empty skb [ 1082.340123][ T4225] netlink: 8 bytes leftover after parsing attributes in process `syz.0.87'. [ 1175.304883][ T4201] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1175.803159][ T4201] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1261.350243][ T4201] hsr_slave_0: entered promiscuous mode [ 1261.460353][ T4201] hsr_slave_1: entered promiscuous mode [ 1261.728302][ T4201] debugfs: 'hsr0' already exists in 'hsr' [ 1261.730158][ T4201] Cannot create hsr debugfs directory [ 1325.737886][ T4201] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 1331.195063][ T4201] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 1334.354575][ T4201] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 1338.869234][ T4201] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 2127.735232][ T38] INFO: task syz.0.105:4595 blocked for more than 428 seconds. [ 2131.118001][ T38] Not tainted syzkaller #0 [ 2131.120236][ T38] Blocked by coredump. [ 2135.121466][ T38] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2135.122835][ T38] task:syz.0.105 state:D stack:0 pid:4595 tgid:4594 ppid:3210 task_flags:0x40044c flags:0x00000003 [ 2135.124884][ T38] Call Trace: [ 2135.125792][ T38] [] __schedule+0x1042/0x4114 [ 2135.127989][ T38] [] schedule+0xc4/0x35e [ 2135.129049][ T38] [] schedule_preempt_disabled+0x16/0x28 [ 2135.130125][ T38] [] rwsem_down_read_slowpath+0x58c/0x9f4 [ 2137.175320][ T38] [] down_read+0xe4/0x460 [ 2137.176962][ T38] [] do_exit+0x6c2/0x28e4 [ 2137.177889][ T38] [] do_group_exit+0xd4/0x26c [ 2137.178869][ T38] [] get_signal+0x2076/0x22f8 [ 2137.179792][ T38] [] arch_do_signal_or_restart+0x68a/0x254e [ 2146.104836][ T38] [] exit_to_user_mode_loop+0x8a/0x142 [ 2146.106727][ T38] [] do_trap_ecall_u+0x3f8/0x53a [ 2146.108174][ T38] [] handle_exception+0x146/0x152 [ 2146.110395][ T38] [ 2146.110395][ T38] Showing all locks held in the system: [ 2152.225446][ T38] 1 lock held by kthreadd/2: [ 2152.227029][ T38] 2 locks held by kworker/u10:0/28: [ 2152.228228][ T38] 1 lock held by khungtaskd/38: VM DIAGNOSIS: 12:55:06 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff80149000 mhartid 0000000000000000 mstatus 0000000a000000a2 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000020 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b10d mtvec 00000000800004f0 stvec ffffffff864a5e0c vstvec 0000000000000000 mepc ffffffff8008f9fe sepc ffffffff80505c14 vsepc 0000000000000000 mcause 0000000000000009 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 000000008004a000 sscratch 0000000000000000 satp 900650000009e3a1 x0/zero 0000000000000000 x1/ra ffffffff80316596 x2/sp ffff8f80003079a0 x3/gp ffffffff89eb7800 x4/tp ffffaf8014abcf80 x5/t0 ffff8f8000307a44 x6/t1 fffffffef13d77cc x7/t2 736174203a4f464e x8/s0 ffff8f80003079e0 x9/s1 ffff8f8000307a80 x10/a0 ffff8f8000307a40 x11/a1 0000000000000000 x12/a2 0000000000000002 x13/a3 ffffffff8031658e x14/a4 0000000000000000 x15/a5 ffffaf8014abdf80 x16/a6 0000000000000003 x17/a7 0000000000000003 x18/s2 ffff8f8000307a40 x19/s3 ffffffffffffffff x20/s4 0000000000000000 x21/s5 0000000000000000 x22/s6 1ffff1f000060f44 x23/s7 ffffffff86a98e80 x24/s8 ffff8f8000307bd8 x25/s9 ffffffff8030f2aa x26/s10 0000000000000000 x27/s11 ffffaf801b269fc8 x28/t3 1ffff1f000060f68 x29/t4 fffffffef13d77cc x30/t5 fffffffef13d77cd x31/t6 ffffffff8a03442c fcsr 0000000000000001 f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 0000000000000000 f3/ft3 0000000000000000 f4/ft4 0000000000000000 f5/ft5 0000000000000000 f6/ft6 0000000000000000 f7/ft7 0000000000000000 f8/fs0 0000000000000000 f9/fs1 0000000000000000 f10/fa0 404fd18940000000 f11/fa1 0000000000000000 f12/fa2 0000000000000000 f13/fa3 0000000000000000 f14/fa4 7fefffffffffffff f15/fa5 404fd18940000000 f16/fa6 0000000000000000 f17/fa7 0000000000000000 f18/fs2 0000000000000000 f19/fs3 0000000000000000 f20/fs4 0000000000000000 f21/fs5 0000000000000000 f22/fs6 0000000000000000 f23/fs7 0000000000000000 f24/fs8 0000000000000000 f25/fs9 0000000000000000 f26/fs10 0000000000000000 f27/fs11 0000000000000000 f28/ft8 0000000000000000 f29/ft9 0000000000000000 f30/ft10 0000000000000000 f31/ft11 0000000000000000 info registers vcpu 1 CPU#1 V = 0 pc ffffffff802d792a mhartid 0000000000000001 mstatus 0000000a000001a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b10d mtvec 00000000800004f0 stvec ffffffff864a5e0c vstvec 0000000000000000 mepc ffffffff80b517e2 sepc ffffffff80078c22 vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080048000 sscratch 0000000000000000 satp 9025a000000b21c1 x0/zero 0000000000000000 x1/ra ffffffff80246002 x2/sp ffff8f8000015db0 x3/gp ffffffff89eb7800 x4/tp ffffaf8012ec1a80 x5/t0 ffffaf806ed03220 x6/t1 fffff1ef00002bdc x7/t2 fffffffff2f20000 x8/s0 ffff8f8000015df0 x9/s1 0000000000000000 x10/a0 ffffaf8012ec2e18 x11/a1 ffffffff87e35010 x12/a2 0000000000000000 x13/a3 0000000000000001 x14/a4 1ffffffff2250515 x15/a5 0000000000010102 x16/a6 00000000000f0000 x17/a7 0000000000000003 x18/s2 ffffffff8863b900 x19/s3 ffffffff912828a8 x20/s4 ffffaf8012ed0740 x21/s5 1ffff5f0025d837d x22/s6 ffffaf8012ec1be8 x23/s7 ffffaf8012ec2e18 x24/s8 ffffffff912828a0 x25/s9 0000000000000004 x26/s10 1ffffffff13f8360 x27/s11 1ffff1f000002c14 x28/t3 d6568af400000000 x29/t4 fffff1ef00002bdc x30/t5 fffff1ef00002bdd x31/t6 0000000000000002 fcsr 0000000000000000 f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 0000000000000000 f3/ft3 0000000000000000 f4/ft4 0000000000000000 f5/ft5 0000000000000000 f6/ft6 0000000000000000 f7/ft7 0000000000000000 f8/fs0 0000000000000000 f9/fs1 0000000000000000 f10/fa0 0000000000000000 f11/fa1 0000000000000000 f12/fa2 0000000000000000 f13/fa3 0000000000000000 f14/fa4 0000000000000000 f15/fa5 0000000000000000 f16/fa6 0000000000000000 f17/fa7 0000000000000000 f18/fs2 0000000000000000 f19/fs3 0000000000000000 f20/fs4 0000000000000000 f21/fs5 0000000000000000 f22/fs6 0000000000000000 f23/fs7 0000000000000000 f24/fs8 0000000000000000 f25/fs9 0000000000000000 f26/fs10 0000000000000000 f27/fs11 0000000000000000 f28/ft8 0000000000000000 f29/ft9 0000000000000000 f30/ft10 0000000000000000 f31/ft11 0000000000000000