last executing test programs: 19.244537097s ago: executing program 1 (id=229): r0 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000100), 0xffffffffffffffff) r1 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r1, 0x10e, 0xc, &(0x7f0000000040)={0x5}, 0x10) sendmsg$ETHTOOL_MSG_DEBUG_SET(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)={0x20, r0, 0xa09, 0x0, 0x0, {}, [@ETHTOOL_A_DEBUG_HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8}]}]}, 0x20}}, 0x0) 16.693059549s ago: executing program 0 (id=230): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f00000013c0)={0x0, 0x3, 0x0, 0x0}, 0x90) r0 = bpf$BPF_BTF_LOAD(0x12, &(0x7f00000003c0)={&(0x7f0000000540)=ANY=[@ANYBLOB="9feb010018000000000000000c0000000c000000020000000000000000000004"], 0x0, 0x26}, 0x20) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0xd, 0x3, &(0x7f0000000800)=ANY=[@ANYBLOB="18000000000000000000000000000000950000000000000009000000dfa2bff372df8cdbeb318ab2bec8fc36903c0ec359caa1af3c914019395cc154010c693709800000000000000016a85adef34bf78c76e6222337923e1bea6ef682cc4375f594425d408ccc58187feb0e3d43347f989007a7c63f6dae2acb4af936461f34a8a32a50bbbb69ec85168947b86df9f2609bf93f7a1be259621818c3c75da31290bce645451b851111dd98ac4d8da9317c2c082020e0b2d634086785f3fe41a3053645cc413790faf7e229c782845b5bb774f7f154263178151ea93ff2cac4b181332c9c9a1c7d85616c8100000000000000d8300d19d585000000fc005774b56a7142047326f940e95b8489e1c5650f5c61299a295f39c88456391cffdef93e29f10f4a11f0cfbfc0ff976b20fef6033495b9b94777db9bb9b678ffc1130000009faa798226a080c01e47151268a02dc1a557cfdcf76305fbf6643df66b1b4d2d5e7bf698fc5a18d984ecb91e6683a5f522d536e2f3c43b89823659d1945258fc668950e5aacfffffffffffffff7f7a266c90e64efc8d8f730867202a9ee94e6a00"], &(0x7f0000000080)='GPL\x00', 0x5, 0x1f6, &(0x7f00000002c0)=""/168, 0x0, 0x0, '\x00', 0x0, @sock_ops, r0, 0x8, 0x0, 0x0, 0x10, &(0x7f0000000200), 0x1, 0x0, 0xffffffffffffffff, 0xf5010000}, 0x6d) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000007c0)={r1, 0xe0, &(0x7f0000000680)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, &(0x7f0000001a00), 0x0, 0x0, 0x10, 0x8, 0x0, 0x0}}, 0x10) 15.433341784s ago: executing program 1 (id=231): r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, &(0x7f0000000180)=ANY=[@ANYBLOB="18000000180000000000000000000000180100002020702500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b7030000000000f0850000002d00000095"], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000540)={&(0x7f0000000000)='kfree\x00', r0}, 0x10) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000080)=@ipv6_delrule={0x28, 0x21, 0x121, 0x0, 0x0, {}, [@FIB_RULE_POLICY=@FRA_UID_RANGE={0xc, 0x18}]}, 0x28}}, 0x0) 13.18805875s ago: executing program 0 (id=232): r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000002540), 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r0, &(0x7f0000000140)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000040)={0xffffffffffffffff}, 0x106}}, 0x20) write$RDMA_USER_CM_CMD_RESOLVE_ADDR(r0, &(0x7f00000005c0)={0x15, 0x110, 0xfa00, {r1, 0xfffffffc, 0x0, 0x30, 0x0, @ib={0x1b, 0x8, 0x9, {}, 0x1, 0x2, 0x4}, @ib={0x1b, 0x0, 0x0, {"00000000000000000000000000000001"}, 0x80000001}}}, 0x118) write$RDMA_USER_CM_CMD_QUERY(r0, &(0x7f0000000080)={0x13, 0x10, 0xfa00, {0x0, r1, 0x2}}, 0x18) 12.290238416s ago: executing program 1 (id=233): r0 = socket$inet(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'bond0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000006640)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x102}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0xc, 0x2, 0x0, 0x1, [@IFLA_MACVLAN_BC_QUEUE_LEN={0x8, 0x7, 0x1ff}]}}}, @IFLA_LINK={0x8, 0x5, r1}]}, 0x44}}, 0x0) 10.109385648s ago: executing program 0 (id=234): pipe2(&(0x7f0000000000), 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000040)={0x0, 0x0, 0x0, &(0x7f0000000200)='syzkaller\x00', 0x0, 0x0, 0x0, 0x41100, 0x0, '\x00', 0x0, @fallback=0x8, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x94) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x89b0, &(0x7f0000000040)={'bond0\x00'}) 7.981881968s ago: executing program 1 (id=235): r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000180)=ANY=[@ANYBLOB="14000000040000000400000001"], 0x48) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000100)={r0, 0x58, &(0x7f0000000080)={0x0, 0x0}}, 0x10) r2 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000140)={r1}, 0xc) bpf$BPF_GET_PROG_INFO(0x4, &(0x7f0000001a80)={r2, 0xe0, &(0x7f0000001980)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0xfffffeb1, 0x0, 0x0, 0x0, 0x0, 0x4a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x39, 0xb0, 0x8, 0xfffffd51, 0x0}}, 0x10) 6.909186963s ago: executing program 0 (id=236): pipe2(&(0x7f0000000200)={0x0, 0x0}, 0x0) pipe2(&(0x7f0000000000)={0x0, 0x0}, 0x0) splice(r1, 0x0, r0, 0x0, 0xe4, 0x0) writev(r2, &(0x7f0000001b40)=[{&(0x7f0000000040)='$', 0x1}], 0x1) 5.452407179s ago: executing program 1 (id=237): r0 = socket(0x1d, 0x2, 0x6) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vxcan0\x00', 0x0}) bind$can_j1939(r0, &(0x7f0000000100)={0x1d, r1, 0x2, {0x0, 0xf0, 0x3}}, 0x18) sendmmsg$inet6(r0, &(0x7f0000001d80)=[{{0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000280)="e6810f78943c39de", 0x8}, {&(0x7f0000000540)}], 0x2}}, {{&(0x7f0000000380)={0xa, 0x4e21, 0x6, @mcast1, 0x6}, 0x1c, &(0x7f0000000400)=[{&(0x7f00000003c0)="28f200bd1f2f6f8bfb827bb6652ea92fbd7fa16fb293db4830ed5fe3f021a6c3b473eedd7fd06d8ed8147b88522dff4257435b3db9037c", 0x37}, {&(0x7f0000000480)="f4f5ed141e94", 0x6}], 0x2, &(0x7f0000001540)}}], 0x2, 0x40800) 3.414420364s ago: executing program 0 (id=238): r0 = socket$inet6(0xa, 0x1, 0x0) setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000fca000)={0x100000001, {{0xa, 0x0, 0x0, @mcast1}}}, 0x88) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000000240)=ANY=[@ANYBLOB="01000000000000000a0000000000ff00ff010000000000000000000000000001000001000000000000000000e0ff00000000000000bd0000000000000000000000e4ec010000000040000000000000000000000000000000000000013da51fd47aa2e2f70000000000060000000000000000000000000000000000000000000000000067ff0000000000000005"], 0x310) setsockopt$inet6_group_source_req(r0, 0x29, 0x2b, &(0x7f0000000040)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @empty}}}, 0x108) 1.505466842s ago: executing program 1 (id=239): r0 = socket$kcm(0x2, 0x200000000000001, 0x106) sendmsg$inet(r0, &(0x7f0000000080)={&(0x7f0000000140)={0x2, 0x4001, @local}, 0xfc, 0x0}, 0x30004001) r1 = socket$kcm(0x10, 0x2, 0x4) sendmsg$inet(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000580)=[{&(0x7f0000000280)="5c00000012006bab9e3fe3d86e6c1d000014a10d00000000000004b68675f8001d000a00a0e69ee517d34460bc24eab556a705251e6182949a36c23d3b48dfd8cdbf9367b4fa51f60a64e9f4080003000601000004000200d700", 0x5a}, {&(0x7f0000000680)="ffaf", 0x2}], 0x2, 0x0, 0x0, 0x1f00c00e}, 0x4080) 0s ago: executing program 0 (id=240): r0 = syz_clone(0x0, 0x0, 0x9, 0x0, 0x0, 0x0) wait4(r0, 0x0, 0x80000000, 0x0) ptrace(0x10, r0) wait4(r0, 0x0, 0x40000001, 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:47760' (ED25519) to the list of known hosts. syzkaller login: [ 392.351398][ T3205] cgroup: Unknown subsys name 'net' [ 393.209081][ T3205] cgroup: Unknown subsys name 'cpuset' [ 393.340101][ T3205] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 453.770406][ T3205] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 555.335741][ T3218] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 555.429590][ T3218] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 558.996421][ T3217] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 559.158867][ T3217] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 567.591323][ T3218] hsr_slave_0: entered promiscuous mode [ 567.630348][ T3218] hsr_slave_1: entered promiscuous mode [ 571.625518][ T3217] hsr_slave_0: entered promiscuous mode [ 571.654123][ T3217] hsr_slave_1: entered promiscuous mode [ 571.666709][ T3217] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 571.669498][ T3217] Cannot create hsr debugfs directory [ 577.886765][ T3218] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 578.271199][ T3218] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 578.623406][ T3218] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 578.974308][ T3218] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 581.787028][ T3217] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 581.910119][ T3217] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 582.086448][ T3217] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 582.330794][ T3217] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 590.290883][ T3218] 8021q: adding VLAN 0 to HW filter on device bond0 [ 591.449834][ T3217] 8021q: adding VLAN 0 to HW filter on device bond0 [ 623.970067][ T3217] veth0_vlan: entered promiscuous mode [ 624.313241][ T3217] veth1_vlan: entered promiscuous mode [ 625.448695][ T3217] veth0_macvtap: entered promiscuous mode [ 625.671347][ T3218] veth0_vlan: entered promiscuous mode [ 625.773293][ T3217] veth1_macvtap: entered promiscuous mode [ 626.242390][ T3218] veth1_vlan: entered promiscuous mode [ 627.728859][ T3217] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 627.735280][ T3217] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 627.737558][ T3217] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 627.739576][ T3217] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 628.666838][ T3218] veth0_macvtap: entered promiscuous mode [ 629.028411][ T3218] veth1_macvtap: entered promiscuous mode [ 631.121966][ T3218] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 631.134525][ T3218] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 631.136053][ T3218] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 631.137226][ T3218] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 631.521660][ T3217] 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. [ 643.198135][ T3927] netlink: 'syz.1.4': attribute type 7 has an invalid length. [ 643.800885][ T3927] netdevsim netdevsim1 netdevsim0: set [0, 0] type 1 family 0 port 8472 - 0 [ 643.804946][ T3927] netdevsim netdevsim1 netdevsim1: set [0, 0] type 1 family 0 port 8472 - 0 [ 643.807353][ T3927] netdevsim netdevsim1 netdevsim2: set [0, 0] type 1 family 0 port 8472 - 0 [ 643.809306][ T3927] netdevsim netdevsim1 netdevsim3: set [0, 0] type 1 family 0 port 8472 - 0 [ 644.326802][ T3927] Zero length message leads to an empty skb [ 656.218599][ T3939] tun0: tun_chr_ioctl cmd 1074025676 [ 656.221689][ T3939] tun0: owner set to 0 [ 660.853848][ T34] audit: type=1326 audit(659.700:2): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=3947 comm="syz.0.10" exe="/syz-executor" sig=9 arch=c00000f3 syscall=98 compat=0 ip=0xdb95a code=0x0 [ 685.251499][ T3978] wg2: entered promiscuous mode [ 685.278267][ T3978] wg2: entered allmulticast mode [ 709.099017][ T3999] netlink: 24 bytes leftover after parsing attributes in process `syz.0.31'. [ 709.846481][ T4000] netlink: 24 bytes leftover after parsing attributes in process `syz.0.31'. [ 718.896956][ T4011] semctl(GETNCNT/GETZCNT) is since 3.16 Single Unix Specification compliant. [ 718.896956][ T4011] The task syz.0.35 (4011) triggered the difference, watch for misbehavior. [ 733.284221][ T4027] lo: entered allmulticast mode [ 743.972137][ T4037] netlink: 4 bytes leftover after parsing attributes in process `syz.0.48'. [ 749.509754][ T3832] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 749.766025][ T3832] usb 1-1: Using ep0 maxpacket: 16 [ 750.188168][ T3832] usb 1-1: config 0 interface 0 altsetting 2 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 750.191577][ T3832] usb 1-1: config 0 interface 0 altsetting 2 endpoint 0x81 has invalid wMaxPacketSize 0 [ 750.237011][ T3832] usb 1-1: config 0 interface 0 has no altsetting 0 [ 750.239976][ T3832] usb 1-1: New USB device found, idVendor=056a, idProduct=0331, bcdDevice= 0.00 [ 750.241918][ T3832] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 750.651046][ T3832] usb 1-1: config 0 descriptor?? [ 752.761452][ T3832] usb 1-1: USB disconnect, device number 2 [ 764.754112][ T4069] Illegal XDP return value 4294967274 on prog (id 2) dev N/A, expect packet loss! [ 777.010674][ T4083] bridge_slave_0: default FDB implementation only supports local addresses [ 811.268454][ T4121] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 819.207940][ T4129] can0: slcan on ttyS3. [ 820.840265][ T4133] can0 (unregistered): slcan off ttyS3. [ 848.416544][ T4168] PKCS7: Unknown OID: [5] 0.0 [ 848.418951][ T4168] PKCS7: Only support pkcs7_signedData type [ 871.487226][ T4201] input: syz1 as /devices/virtual/input/input0 [ 940.079897][ T4270] netlink: 'syz.0.133': attribute type 5 has an invalid length. [ 957.686869][ T4288] netlink: 4 bytes leftover after parsing attributes in process `syz.1.139'. [ 972.719782][ T4304] netlink: 56 bytes leftover after parsing attributes in process `syz.1.150'. [ 994.150955][ T4333] can0: slcan on ttyS3. [ 995.586594][ T4333] can0 (unregistered): slcan off ttyS3. [ 1035.418442][ T3832] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 1035.675688][ T3832] usb 2-1: Using ep0 maxpacket: 16 [ 1035.965526][ T3832] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1035.968291][ T3832] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 1035.970655][ T3832] usb 2-1: New USB device found, idVendor=1b1c, idProduct=1b02, bcdDevice= 0.00 [ 1035.989657][ T3832] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1036.444217][ T3832] usb 2-1: config 0 descriptor?? [ 1038.209996][ T3832] corsair 0003:1B1C:1B02.0002: hidraw0: USB HID v0.00 Device [HID 1b1c:1b02] on usb-dummy_hcd.1-1/input0 [ 1038.469043][ T3832] corsair 0003:1B1C:1B02.0002: Read invalid backlight brightness: f7. [ 1039.005059][ T3832] usb 2-1: USB disconnect, device number 2 [ 1052.627639][ T4420] netlink: 4 bytes leftover after parsing attributes in process `syz.1.181'. [ 1064.368327][ T4432] netlink: 'syz.1.187': attribute type 4 has an invalid length. [ 1086.665430][ T4454] misc userio: Can't change port type on an already running userio instance [ 1087.780291][ T60] atkbd serio0: keyboard reset failed on [ 1093.315882][ T60] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 1093.672472][ T60] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 1093.686230][ T60] usb 1-1: New USB device found, idVendor=0926, idProduct=3333, bcdDevice= 0.40 [ 1093.688251][ T60] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1093.885882][ T60] usb 1-1: config 0 descriptor?? [ 1095.172196][ T60] keytouch 0003:0926:3333.0003: fixing up Keytouch IEC report descriptor [ 1095.335458][ T60] input: HID 0926:3333 as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/0003:0926:3333.0003/input/input2 [ 1096.081060][ T60] keytouch 0003:0926:3333.0003: input,hidraw0: USB HID v0.00 Keyboard [HID 0926:3333] on usb-dummy_hcd.0-1/input0 [ 1098.595830][ T3915] usb 1-1: USB disconnect, device number 3 [ 1129.680286][ T4521] syz.1.214: vmalloc error: size 17179873280, exceeds total pages, mode:0xdc0(GFP_KERNEL|__GFP_ZERO), nodemask=(null),cpuset=/,mems_allowed=0 [ 1129.703679][ T4521] CPU: 1 UID: 0 PID: 4521 Comm: syz.1.214 Not tainted 6.16.0-rc1-syzkaller-gfda589c28604 #0 PREEMPT [ 1129.704699][ T4521] Hardware name: riscv-virtio,qemu (DT) [ 1129.705265][ T4521] Call Trace: [ 1129.705712][ T4521] [] dump_backtrace+0x2e/0x3c [ 1129.706514][ T4521] [] show_stack+0x30/0x3c [ 1129.706930][ T4521] [] dump_stack_lvl+0x12e/0x1a6 [ 1129.707520][ T4521] [] dump_stack+0x1c/0x24 [ 1129.708334][ T4521] [] warn_alloc+0x170/0x292 [ 1129.708895][ T4521] [] __vmalloc_node_range_noprof+0xe62/0x11b0 [ 1129.709567][ T4521] [] vmalloc_user_noprof+0xfc/0x128 [ 1129.710201][ T4521] [] xskq_create+0xf2/0x1ae [ 1129.710965][ T4521] [] xsk_setsockopt+0x338/0x908 [ 1129.711551][ T4521] [] do_sock_setsockopt+0x208/0x400 [ 1129.712176][ T4521] [] __sys_setsockopt+0x142/0x1e6 [ 1129.712893][ T4521] [] __riscv_sys_setsockopt+0xa6/0x114 [ 1129.713601][ T4521] [] syscall_handler+0x94/0x118 [ 1129.714131][ T4521] [] do_trap_ecall_u+0x396/0x530 [ 1129.715130][ T4521] [] handle_exception+0x146/0x152 [ 1129.755814][ T4521] Mem-Info: [ 1129.759098][ T4521] active_anon:2270 inactive_anon:0 isolated_anon:0 [ 1129.759098][ T4521] active_file:628 inactive_file:34504 isolated_file:0 [ 1129.759098][ T4521] unevictable:768 dirty:91 writeback:0 [ 1129.759098][ T4521] slab_reclaimable:2310 slab_unreclaimable:26057 [ 1129.759098][ T4521] mapped:12544 shmem:803 pagetables:790 [ 1129.759098][ T4521] sec_pagetables:0 bounce:0 [ 1129.759098][ T4521] kernel_misc_reclaimable:0 [ 1129.759098][ T4521] free:226259 free_pcp:5848 free_cma:52608 [ 1129.808685][ T4521] Node 0 active_anon:9080kB inactive_anon:0kB active_file:2512kB inactive_file:138016kB unevictable:3072kB isolated(anon):0kB isolated(file):0kB mapped:50176kB dirty:364kB writeback:0kB shmem:3212kB shmem_thp:0kB shmem_pmdmapped:0kB anon_thp:0kB writeback_tmp:0kB kernel_stack:6072kB pagetables:3160kB sec_pagetables:0kB all_unreclaimable? no Balloon:0kB [ 1129.834308][ T4521] Node 0 DMA32 free:905036kB boost:0kB min:22528kB low:28160kB high:33792kB reserved_highatomic:0KB free_highatomic:0KB active_anon:9080kB inactive_anon:0kB active_file:2512kB inactive_file:138016kB unevictable:3072kB writepending:364kB present:2097152kB managed:1431536kB mlocked:0kB bounce:0kB free_pcp:23380kB local_pcp:11188kB free_cma:210432kB [ 1129.852305][ T4521] lowmem_reserve[]: 0 0 0 [ 1129.869296][ T4521] Node 0 DMA32: 1*4kB (U) 1*8kB (E) 0*16kB 4*32kB (UME) 5*64kB (UME) 3*128kB (ME) 12*256kB (UME) 6*512kB (MEC) 7*1024kB (UMEC) 3*2048kB (M) 216*4096kB (UMC) = 905036kB [ 1129.921631][ T4521] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1129.964802][ T4521] Node 0 hugepages_total=4 hugepages_free=4 hugepages_surp=0 hugepages_size=2048kB [ 1129.975045][ T4521] 35935 total pagecache pages [ 1129.976849][ T4521] 0 pages in swap cache [ 1129.978189][ T4521] Free swap = 124996kB [ 1129.979563][ T4521] Total swap = 124996kB [ 1129.981202][ T4521] 524288 pages RAM [ 1130.014477][ T4521] 0 pages HighMem/MovableOnly [ 1130.016329][ T4521] 166404 pages reserved [ 1130.017691][ T4521] 52736 pages cma reserved [ 1149.707497][ T4047] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 1150.226541][ T4047] usb 1-1: Using ep0 maxpacket: 32 [ 1150.351032][ T4047] usb 1-1: config 0 has an invalid interface number: 51 but max is 0 [ 1150.360183][ T4047] usb 1-1: config 0 has no interface number 0 [ 1150.514915][ T4047] usb 1-1: New USB device found, idVendor=061d, idProduct=c150, bcdDevice=ce.6f [ 1150.516439][ T4047] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 1150.517522][ T4047] usb 1-1: Product: syz [ 1150.518434][ T4047] usb 1-1: Manufacturer: syz [ 1150.519346][ T4047] usb 1-1: SerialNumber: syz [ 1150.621042][ T4047] usb 1-1: config 0 descriptor?? [ 1150.789558][ T4047] quatech2 1-1:0.51: Quatech 2nd gen USB to Serial Driver converter detected [ 1151.784631][ T4047] usb 1-1: Quatech 2nd gen USB to Serial Driver converter now attached to ttyUSB0 [ 1152.035614][ C0] usb 1-1: qt2_read_bulk_callback - non-zero urb status: -71 [ 1152.105204][ T4047] usb 1-1: Quatech 2nd gen USB to Serial Driver converter now attached to ttyUSB1 [ 1152.359832][ T4047] usb 1-1: USB disconnect, device number 4 [ 1152.947974][ T4047] quatech-serial ttyUSB0: Quatech 2nd gen USB to Serial Driver converter now disconnected from ttyUSB0 [ 1153.328738][ T4047] quatech-serial ttyUSB1: Quatech 2nd gen USB to Serial Driver converter now disconnected from ttyUSB1 [ 1153.422372][ T4047] quatech2 1-1:0.51: device disconnected [ 1172.749567][ T4588] macvlan2: entered promiscuous mode [ 1762.499841][ T37] INFO: task syz.1.239:4604 blocked for more than 420 seconds. [ 1762.501174][ T37] Not tainted 6.16.0-rc1-syzkaller-gfda589c28604 #0 [ 1762.502139][ T37] Blocked by coredump. [ 1765.029394][ T37] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1765.031882][ T37] task:syz.1.239 state:D stack:0 pid:4604 tgid:4602 ppid:3218 task_flags:0x40044c flags:0x00000008 [ 1768.781892][ T37] Call Trace: [ 1771.427623][ T37] [] __schedule+0x1022/0x4094 [ 1771.429973][ T37] [] schedule+0xc4/0x35e [ 1771.431682][ T37] [] schedule_preempt_disabled+0x16/0x28 [ 1775.729094][ T37] [] rwsem_down_read_slowpath+0x57c/0x95e [ 1775.732175][ T37] [] down_read+0xe4/0x45e [ 1783.105568][ T37] [] do_exit+0x6bc/0x28ca [ 1783.107449][ T37] [] do_group_exit+0xd4/0x26c [ 1783.109221][ T37] [] get_signal+0x207c/0x22fc [ 1783.110908][ T37] [] arch_do_signal_or_restart+0x68e/0x24c6 [ 1787.715516][ T37] [] exit_to_user_mode_loop+0x90/0x134 [ 1787.717074][ T37] [] do_trap_ecall_u+0x3f0/0x530 [ 1787.718171][ T37] [] handle_exception+0x146/0x152 [ 1788.712435][ T37] [ 1788.712435][ T37] Showing all locks held in the system: [ 1790.980024][ T37] 1 lock held by kthreadd/2: [ 1790.981935][ T37] 2 locks held by kworker/0:0/9: VM DIAGNOSIS: 06:47:43 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff86346e66 mhartid 0000000000000000 mstatus 0000000a000000a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 00000000800004f0 stvec ffffffff8634b694 vstvec 0000000000000000 mepc ffffffff80555d72 sepc ffffffff80160e9a vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000001 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 000000008004a000 sscratch 0000000000000000 satp 900670000009d9cf x0/zero 0000000000000000 x1/ra ffffffff804eb550 x2/sp ffff8f8000006c20 x3/gp ffffffff89c83ca0 x4/tp ffffaf8012b68000 x5/t0 ffff8f8000006f70 x6/t1 0000000000000001 x7/t2 fffffffff2f20000 x8/s0 ffff8f8000006c20 x9/s1 ffff8f8000007830 x10/a0 ffff8f8000007a60 x11/a1 0000000000000000 x12/a2 0000000000f00000 x13/a3 ffffffff80078548 x14/a4 0000000000000000 x15/a5 ffffffffffff8000 x16/a6 00000000000f0000 x17/a7 ffffffff80af26f2 x18/s2 ffffffff85124876 x19/s3 0000000000000015 x20/s4 0000000000000000 x21/s5 dfffffff00000000 x22/s6 ffffffff8015e7ae x23/s7 0000000000000001 x24/s8 dfffffff00000000 x25/s9 0000000000007fff x26/s10 ffffffff8634b694 x27/s11 ffffaf8033b3ee14 x28/t3 e7f3346000000000 x29/t4 0000000000001fff x30/t5 00000000000000c8 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 info registers vcpu 1 CPU#1 V = 0 pc ffffffff85a0f96c mhartid 0000000000000001 mstatus 0000000a000001a2 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 00000000800004f0 stvec ffffffff8634b694 vstvec 0000000000000000 mepc ffffffff8008eba2 sepc ffffffff86323f7e vsepc 0000000000000000 mcause 0000000000000009 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080048000 sscratch 0000000000000000 satp 902e100000097e1a x0/zero 0000000000000000 x1/ra ffffffff8007860a x2/sp ffff8f8000017180 x3/gp ffffffff89c83ca0 x4/tp ffffaf8012691a40 x5/t0 ffffaf8047ee7400 x6/t1 0000000000000098 x7/t2 ffffaf806ed476c0 x8/s0 ffff8f8000017180 x9/s1 ffff8f8000017210 x10/a0 0000000000000006 x11/a1 0000000000000000 x12/a2 ffff8f8000017320 x13/a3 ffffffff8007856c x14/a4 0000000000000000 x15/a5 ffffaf8012691a40 x16/a6 0000000000f00000 x17/a7 0000000000000000 x18/s2 ffff8f8000017180 x19/s3 ffffffffffffffff x20/s4 0000000000000000 x21/s5 dfffffff00000000 x22/s6 ffffffff8006efb8 x23/s7 0000000000000001 x24/s8 dfffffff00000000 x25/s9 0000000000007fff x26/s10 ffffffff8634b694 x27/s11 ffffaf8047fb4100 x28/t3 1ffff5f00325c002 x29/t4 ffffffff876aac08 x30/t5 ffffaf801a2e8128 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