last executing test programs: 18.267397267s ago: executing program 0 (id=138): r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB='\\\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="170900000000000000000100000005000700000000000800090000e4ff0014002000ff06000000000000000000000000000108000a0000000000060002000100000014001f"], 0x5c}}, 0x0) 18.142595241s ago: executing program 1 (id=139): r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000000)=ANY=[@ANYBLOB], 0x2c}}, 0x4000) 13.341013228s ago: executing program 1 (id=140): r0 = landlock_create_ruleset(&(0x7f00000000c0)={0x8018}, 0x10, 0x0) r1 = landlock_create_ruleset(&(0x7f0000000000)={0x0, 0x1}, 0x10, 0x0) landlock_restrict_self(r1, 0x0) landlock_restrict_self(r1, 0x0) landlock_restrict_self(r0, 0x0) r2 = landlock_create_ruleset(&(0x7f0000000140)={0x0, 0x2}, 0x10, 0x0) landlock_restrict_self(r2, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) connect$inet6(r3, &(0x7f0000000180)={0xa, 0x4001, 0x5, @ipv4={'\x00', '\xff\xff', @remote}, 0xd}, 0x1c) 13.340514768s ago: executing program 0 (id=141): r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x24}}, 0x0) getsockname$packet(r1, &(0x7f0000000080)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000100)=0x14) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700000000", @ANYBLOB="000000020000000028"], 0x48}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 12.003118546s ago: executing program 0 (id=142): socket$nl_route(0x10, 0x3, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'lo\x00'}) r1 = socket(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000003c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'lo\x00', 0x0}) sendmsg$nl_route_sched(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000140)=@newqdisc={0x38, 0x24, 0xd0f, 0x0, 0x0, {0x60, 0x0, 0x0, r3, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_fq_codel={{0xd, 0x20}, {0x4}}]}, 0x38}}, 0x0) 7.629283611s ago: executing program 1 (id=143): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000500)={{0x14}, [], {0x14}}, 0x28}}, 0x0) 7.260958952s ago: executing program 0 (id=144): r0 = socket$vsock_stream(0x28, 0x1, 0x0) bind$vsock_stream(r0, &(0x7f0000000040)={0x28, 0x0, 0x2710, @host}, 0x10) listen(r0, 0x0) r1 = socket$vsock_stream(0x28, 0x1, 0x0) connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10) r2 = accept4(r0, 0x0, 0x0, 0x0) sendmmsg(r1, &(0x7f00000004c0)=[{{0x0, 0x0, &(0x7f0000000780)=[{&(0x7f0000000240)="7c220752098d1a03003fb4d50b17b9653538f559e8ca1a63dfa1a8f54135abe90913a7bb3930c14e8d1808268429578d92871b8681b42a7a264d4c578a7c26845616d98fc09729e3d8c0aa68e95af732c067f9dd1d9fdd4ee2008561e5a690de23248e60f4ab6390f520377d0a68cc822a17c773be19ee5b51b2428acd21725b17f5fadc10e18e574983e260010d619f74dd4c30b5bf", 0x96}], 0x1, &(0x7f0000000140)=ANY=[], 0x170}}, {{0x0, 0x0, &(0x7f0000000480)=[{&(0x7f0000000340)="d29f92", 0x3}], 0x1}}], 0x2, 0x0) recvmsg$kcm(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000140)=""/150, 0x96}], 0x5}, 0x0) setsockopt$sock_int(r2, 0x1, 0x12, &(0x7f00000000c0)=0x80, 0x4) 4.298633227s ago: executing program 0 (id=145): r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000000)=ANY=[@ANYBLOB], 0x2c}}, 0x4000) 3.942481807s ago: executing program 1 (id=146): r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x24}}, 0x0) getsockname$packet(r1, &(0x7f0000000080)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000100)=0x14) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000008c0)=ANY=[@ANYBLOB="480000001000050700000000", @ANYBLOB="000000020000000028"], 0x48}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) 2.250226065s ago: executing program 0 (id=147): r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000e5b000)={0x2, 0x4e20, @broadcast}, 0x10) connect$inet(r0, &(0x7f0000ccb000)={0x2, 0x4e20, @local}, 0x10) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x1, 0x3, &(0x7f0000004680)=ANY=[], &(0x7f00002bf000)='syzkaller\x00', 0x4, 0xb7, &(0x7f0000000040)=""/183, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x8, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) r2 = socket$kcm(0x29, 0x2, 0x0) write$binfmt_script(r2, &(0x7f0000003300)={'#! ', './bus'}, 0xff1d) recvmmsg(r2, &(0x7f0000000380)=[{{0x0, 0x0, 0x0}}], 0x1, 0x12021, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r2, 0x89e0, &(0x7f0000000180)={r0, r1}) 1.972790043s ago: executing program 1 (id=148): socket$nl_route(0x10, 0x3, 0x0) socket$inet6_udp(0xa, 0x2, 0x0) r0 = socket(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000003c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'lo\x00', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000140)=@newqdisc={0x38, 0x24, 0xd0f, 0x0, 0x0, {0x60, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_fq_codel={{0xd, 0x20}, {0x4}}]}, 0x38}}, 0x0) 0s ago: executing program 1 (id=149): r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000e5b000)={0x2, 0x4e20, @broadcast}, 0x10) connect$inet(r0, &(0x7f0000ccb000)={0x2, 0x4e20, @local}, 0x10) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x1, 0x3, 0x0, &(0x7f00002bf000)='syzkaller\x00', 0x4, 0xb7, &(0x7f0000000040)=""/183, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x8, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) r2 = socket$kcm(0x29, 0x2, 0x0) write$binfmt_script(r2, &(0x7f0000003300)={'#! ', './bus'}, 0xff1d) recvmmsg(r2, &(0x7f0000000380)=[{{0x0, 0x0, 0x0}}], 0x1, 0x12021, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r2, 0x89e0, &(0x7f0000000180)={r0, r1}) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:55808' (ED25519) to the list of known hosts. syzkaller login: [ 386.961626][ T3169] cgroup: Unknown subsys name 'net' [ 387.409535][ T3169] cgroup: Unknown subsys name 'cpuset' [ 387.523323][ T3169] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 446.779803][ T3169] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 518.498395][ T3177] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 518.554811][ T3176] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 518.629576][ T3177] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 518.678083][ T3176] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 530.909633][ T3177] hsr_slave_0: entered promiscuous mode [ 530.964075][ T3177] hsr_slave_1: entered promiscuous mode [ 532.742924][ T3176] hsr_slave_0: entered promiscuous mode [ 532.784315][ T3176] hsr_slave_1: entered promiscuous mode [ 532.820258][ T3176] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 532.823603][ T3176] Cannot create hsr debugfs directory [ 538.851799][ T3177] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 539.128799][ T3177] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 539.342179][ T3177] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 539.744294][ T3177] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 540.852765][ T3176] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 541.047725][ T3176] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 541.173942][ T3176] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 541.369655][ T3176] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 553.157711][ T3177] 8021q: adding VLAN 0 to HW filter on device bond0 [ 555.201554][ T3176] 8021q: adding VLAN 0 to HW filter on device bond0 [ 605.892678][ T3177] veth0_vlan: entered promiscuous mode [ 606.274943][ T3177] veth1_vlan: entered promiscuous mode [ 607.491626][ T3177] veth0_macvtap: entered promiscuous mode [ 607.923754][ T3177] veth1_macvtap: entered promiscuous mode [ 609.801463][ T3177] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 609.804951][ T3177] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 609.813478][ T3177] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 609.815661][ T3177] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 610.162393][ T3176] veth0_vlan: entered promiscuous mode [ 611.107393][ T3176] veth1_vlan: entered promiscuous mode [ 612.882130][ T3177] 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. [ 613.323500][ T3176] veth0_macvtap: entered promiscuous mode [ 613.494029][ T3176] veth1_macvtap: entered promiscuous mode [ 615.274456][ T3176] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 615.281052][ T3176] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 615.283189][ T3176] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 615.285252][ T3176] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 616.061392][ T3870] netlink: 80 bytes leftover after parsing attributes in process `syz.0.1'. [ 622.890717][ T901] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 627.008743][ T3886] netlink: 80 bytes leftover after parsing attributes in process `syz.0.6'. [ 630.590675][ T901] usb 2-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xFF, changing to 0x8F [ 630.593925][ T901] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x8F has an invalid bInterval 0, changing to 7 [ 630.595322][ T901] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x8F has invalid wMaxPacketSize 0 [ 630.623129][ T901] usb 2-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 21 [ 630.629245][ T901] usb 2-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 630.631231][ T901] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 630.878127][ T901] usb 2-1: config 0 descriptor?? [ 632.128026][ T901] plantronics 0003:047F:FFFF.0001: unknown main item tag 0x0 [ 632.130640][ T901] plantronics 0003:047F:FFFF.0001: unknown main item tag 0x0 [ 632.132341][ T901] plantronics 0003:047F:FFFF.0001: unknown main item tag 0x0 [ 632.135572][ T901] plantronics 0003:047F:FFFF.0001: unknown main item tag 0x0 [ 632.140550][ T901] plantronics 0003:047F:FFFF.0001: unknown main item tag 0x0 [ 632.142841][ T901] plantronics 0003:047F:FFFF.0001: unknown main item tag 0x0 [ 632.145755][ T901] plantronics 0003:047F:FFFF.0001: unknown main item tag 0x0 [ 632.150099][ T901] plantronics 0003:047F:FFFF.0001: unknown main item tag 0x0 [ 632.153038][ T901] plantronics 0003:047F:FFFF.0001: unknown main item tag 0x0 [ 632.155784][ T901] plantronics 0003:047F:FFFF.0001: unknown main item tag 0x0 [ 632.303297][ T901] plantronics 0003:047F:FFFF.0001: No inputs registered, leaving [ 632.432888][ T901] plantronics 0003:047F:FFFF.0001: hiddev0,hidraw0: USB HID v0.40 Device [HID 047f:ffff] on usb-dummy_hcd.1-1/input0 [ 632.698167][ T901] usb 2-1: USB disconnect, device number 2 [ 639.311499][ T3913] sch_tbf: burst 7 is lower than device lo mtu (65550) ! [ 659.343212][ T3958] netem: invalid attributes len -24 [ 819.284445][ T3821] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 819.987761][ T3821] usb 1-1: config 27 interface 0 altsetting 0 endpoint 0x8B has an invalid bInterval 0, changing to 7 [ 819.990140][ T3821] usb 1-1: config 27 interface 0 altsetting 0 bulk endpoint 0xB has invalid maxpacket 47 [ 820.045501][ T3821] usb 1-1: New USB device found, idVendor=0582, idProduct=0014, bcdDevice=bb.9d [ 820.069194][ T3821] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 820.525159][ T4128] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 820.913315][ T3821] usb 1-1: Quirk or no altset; falling back to MIDI 1.0 [ 822.891134][ T3821] usb 1-1: USB disconnect, device number 2 [ 839.667677][ T4164] syz.0.100 uses obsolete (PF_INET,SOCK_PACKET) [ 845.399967][ T4092] usb 2-1: new high-speed USB device number 3 using dummy_hcd [ 845.964910][ T4092] usb 2-1: Using ep0 maxpacket: 8 [ 848.280773][ T4092] usb 2-1: config 2 interface 0 has no altsetting 0 [ 852.845765][ T4092] usb 2-1: New USB device found, idVendor=04e2, idProduct=1412, bcdDevice=ca.10 [ 852.877990][ T4092] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 852.881429][ T4092] usb 2-1: Product: syz [ 852.882852][ T4092] usb 2-1: Manufacturer: syz [ 852.884335][ T4092] usb 2-1: SerialNumber: syz [ 872.788488][ T4092] usb 2-1: USB disconnect, device number 3 [ 894.214493][ T4199] netlink: 80 bytes leftover after parsing attributes in process `syz.0.106'. [ 894.292538][ T4199] netlink: 80 bytes leftover after parsing attributes in process `syz.0.106'. [ 924.252297][ T4216] netlink: 36 bytes leftover after parsing attributes in process `syz.0.112'. [ 924.254247][ T4216] netlink: 16 bytes leftover after parsing attributes in process `syz.0.112'. [ 924.255499][ T4216] netlink: 36 bytes leftover after parsing attributes in process `syz.0.112'. [ 924.303196][ T4216] netlink: 36 bytes leftover after parsing attributes in process `syz.0.112'. [ 973.410155][ T3821] usb 2-1: new high-speed USB device number 4 using dummy_hcd [ 973.629136][ T3821] usb 2-1: Using ep0 maxpacket: 16 [ 973.698870][ T3821] usb 2-1: config 0 has an invalid interface number: 219 but max is 0 [ 973.700420][ T3821] usb 2-1: config 0 has no interface number 0 [ 973.701542][ T3821] usb 2-1: config 0 interface 219 has no altsetting 0 [ 973.821825][ T3821] usb 2-1: New USB device found, idVendor=78e6, idProduct=2ca6, bcdDevice=85.f6 [ 973.823622][ T3821] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 973.825069][ T3821] usb 2-1: Product: syz [ 973.826016][ T3821] usb 2-1: Manufacturer: syz [ 973.829394][ T3821] usb 2-1: SerialNumber: syz [ 973.869117][ T3821] usb 2-1: config 0 descriptor?? [ 975.063473][ T3821] usb 2-1: bad CDC descriptors [ 975.225337][ T3821] usb 2-1: USB disconnect, device number 4 [ 976.855803][ T4273] netlink: 40 bytes leftover after parsing attributes in process `syz.0.130'. [ 980.464762][ T4275] Zero length message leads to an empty skb [ 985.058328][ T4280] input: syz0 as /devices/virtual/input/input0 [ 988.141734][ T4288] netlink: 40 bytes leftover after parsing attributes in process `syz.0.135'. [ 996.205049][ T4298] netlink: 40 bytes leftover after parsing attributes in process `syz.0.141'. [ 1007.070665][ T4310] netlink: 40 bytes leftover after parsing attributes in process `syz.1.146'. [ 1009.108430][ T4313] netem: invalid attributes len -24 [ 1789.039711][ C1] ksoftirqd/1: page allocation failure: order:0, mode:0x40820(GFP_ATOMIC|__GFP_COMP), nodemask=(null),cpuset=/,mems_allowed=0 [ 1789.053311][ C1] CPU: 1 UID: 0 PID: 24 Comm: ksoftirqd/1 Not tainted 6.12.0-rc1-syzkaller-00012-g5f153a692bac #0 [ 1789.059152][ C1] Hardware name: riscv-virtio,qemu (DT) [ 1789.062247][ C1] Call Trace: [ 1789.063510][ C1] [] dump_backtrace+0x2e/0x3c [ 1789.067626][ C1] [] show_stack+0x34/0x40 [ 1789.069310][ C1] [] dump_stack_lvl+0x122/0x196 [ 1789.071129][ C1] [] dump_stack+0x1c/0x24 [ 1789.072907][ C1] [] warn_alloc+0x170/0x292 [ 1789.074674][ C1] [] __alloc_pages_noprof+0x1294/0x1eb6 [ 1789.076949][ C1] [] alloc_pages_mpol_noprof+0xf8/0x48a [ 1789.078382][ C0] SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) [ 1789.078804][ C1] [] alloc_pages_noprof+0x174/0x2f0 [ 1789.080513][ C1] [] new_slab+0x2be/0x400 [ 1789.081123][ C1] [] ___slab_alloc+0xaca/0x114c [ 1789.083154][ C1] [] __slab_alloc.constprop.0+0x60/0xb2 [ 1789.084609][ C1] [] kmem_cache_alloc_node_noprof+0xc8/0x34e [ 1789.086596][ C1] [] __alloc_skb+0x32c/0x42a [ 1789.087282][ C1] [] synproxy_send_client_synack+0x1b4/0xc9a [ 1789.091259][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1789.092167][ C1] [] nft_synproxy_do_eval+0x8ac/0xa52 [ 1789.094035][ C1] [] nft_synproxy_eval+0x28/0x36 [ 1789.099512][ C0] node 0: slabs: 43383, objs: 520596, free: 0 [ 1789.100313][ C1] [] nft_do_chain+0x328/0x1598 [ 1789.102141][ C1] [] nft_do_chain_inet+0x180/0x316 [ 1789.104008][ C1] [] nf_hook_slow+0xb8/0x1ec [ 1789.105785][ C1] [] ip_local_deliver+0x2ea/0x568 [ 1789.107610][ C1] [] ip_rcv_finish+0x1b0/0x2d2 [ 1789.108283][ C1] [] ip_rcv+0xd6/0x44e [ 1789.108904][ C1] [] __netif_receive_skb_one_core+0x106/0x16e [ 1789.110515][ C1] [] __netif_receive_skb+0x2c/0x144 [ 1789.112473][ C1] [] process_backlog+0x4fc/0x1cbc [ 1789.115536][ C1] [] __napi_poll.constprop.0+0xaa/0x4b8 [ 1789.117566][ C1] [] net_rx_action+0xa12/0xf10 [ 1789.118204][ C1] [] handle_softirqs+0x4a6/0x10de [ 1789.119724][ C1] [] run_ksoftirqd+0xce/0x144 [ 1789.123789][ C0] SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) [ 1789.124629][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1789.125566][ C1] [] smpboot_thread_fn+0x654/0xb98 [ 1789.128717][ C1] [] kthread+0x28c/0x3a6 [ 1789.129301][ C1] [] ret_from_fork+0xe/0x18 [ 1789.131667][ C1] Mem-Info: [ 1789.132445][ C0] node 0: slabs: 43383, objs: 520596, free: 0 [ 1789.135336][ C1] active_anon:1586 inactive_anon:0 isolated_anon:0 [ 1789.135336][ C1] active_file:653 inactive_file:34254 isolated_file:0 [ 1789.135336][ C1] unevictable:768 dirty:2 writeback:20 [ 1789.135336][ C1] slab_reclaimable:2188 slab_unreclaimable:211824 [ 1789.135336][ C1] mapped:9463 shmem:803 pagetables:319 [ 1789.135336][ C1] sec_pagetables:0 bounce:0 [ 1789.135336][ C1] kernel_misc_reclaimable:0 [ 1789.135336][ C1] free:52712 free_pcp:2851 free_cma:52608 [ 1789.138078][ C1] Node 0 active_anon:6344kB inactive_anon:0kB active_file:2612kB inactive_file:137016kB unevictable:3072kB isolated(anon):0kB isolated(file):0kB mapped:37852kB dirty:8kB writeback:80kB shmem:3212kB writeback_tmp:0kB kernel_stack:5792kB pagetables:1276kB sec_pagetables:0kB all_unreclaimable? no [ 1789.145072][ C0] SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) [ 1789.145953][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1789.149252][ C0] node 0: slabs: 43383, objs: 520596, free: 0 [ 1789.150603][ C1] Node 0 [ 1789.152707][ C0] SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) [ 1789.154400][ C1] DMA32 free:210848kB boost:11496kB min:16288kB low:17724kB high:19160kB reserved_highatomic:0KB active_anon:6344kB inactive_anon:0kB active_file:2612kB inactive_file:137016kB unevictable:3072kB writepending:88kB present:2097152kB managed:1438712kB mlocked:0kB bounce:0kB free_pcp:11404kB local_pcp:4528kB free_cma:210432kB [ 1789.163117][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1789.163915][ C0] node 0: slabs: 43383, objs: 520596, free: 0 [ 1789.164662][ C1] lowmem_reserve[]: [ 1789.168341][ C0] SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) [ 1789.169066][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1789.170553][ C1] 0 [ 1789.171691][ C0] node 0: slabs: 43383, objs: 520596, free: 0 [ 1789.173000][ C1] 0 [ 1789.174908][ C0] SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) [ 1789.175778][ C1] 0 [ 1789.179827][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1789.180619][ C0] node 0: slabs: 43383, objs: 520596, free: 0 [ 1789.182153][ C1] Node 0 DMA32: [ 1789.184698][ C0] SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) [ 1789.185112][ C1] 0*4kB 0*8kB 0*16kB 0*32kB [ 1789.188702][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1789.189754][ C1] 0*64kB [ 1789.190931][ C0] node 0: slabs: 43383, objs: 520596, free: 0 [ 1789.193029][ C0] SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) [ 1789.193653][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1789.194692][ C1] 0*128kB [ 1789.195962][ C0] node 0: slabs: 43383, objs: 520596, free: 0 [ 1789.197736][ C1] 0*256kB 1*512kB (C) [ 1789.200470][ C0] SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) [ 1789.201383][ C1] 1*1024kB [ 1789.202513][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1789.203436][ C1] (C) [ 1789.204625][ C0] node 0: slabs: 43383, objs: 520596, free: 0 [ 1789.205457][ C1] 0*2048kB 51*4096kB [ 1789.209009][ C0] SLUB: Unable to allocate memory on CPU 0 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) [ 1789.210163][ C1] (C) [ 1789.211304][ C0] cache: skbuff_head_cache, object size: 240, buffer size: 320, default order: 0, min order: 0 [ 1789.212270][ C1] = 210432kB [ 1789.213401][ C0] node 0: slabs: 43383, objs: 520596, free: 0 [ 1789.214388][ C1] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1789.215054][ C1] Node 0 hugepages_total=4 hugepages_free=4 hugepages_surp=0 hugepages_size=2048kB [ 1789.220166][ C1] 35710 total pagecache pages [ 1789.221884][ C1] 0 pages in swap cache [ 1789.223342][ C1] Free swap = 124996kB [ 1789.224760][ C1] Total swap = 124996kB [ 1789.227335][ C1] 524288 pages RAM [ 1789.228780][ C1] 0 pages HighMem/MovableOnly [ 1789.230251][ C1] 164610 pages reserved [ 1789.231649][ C1] 52736 pages cma reserved [ 1819.224471][ T37] INFO: task syz.1.149:4319 blocked for more than 435 seconds. [ 1819.571821][ T37] Not tainted 6.12.0-rc1-syzkaller-00012-g5f153a692bac #0 [ 1819.573224][ T37] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1819.574413][ T37] task:syz.1.149 state:D stack:0 pid:4319 tgid:4316 ppid:3176 flags:0x00000004 [ 1819.701776][ T37] Call Trace: [ 1819.702884][ T37] [] __schedule+0xd5a/0x3886 [ 1819.703937][ T37] [] schedule+0xc4/0x324 [ 1819.704959][ T37] [] schedule_preempt_disabled+0x16/0x28 [ 1819.850370][ T37] [] rwsem_down_read_slowpath+0x56a/0x91e [ 1819.851834][ T37] [] down_read+0xe4/0x460 [ 1819.852881][ T37] [] do_exit+0x80e/0x2986 [ 1819.853915][ T37] [] do_group_exit+0xd4/0x26c [ 1819.854973][ T37] [] get_signal+0x1e98/0x23b0 [ 1819.856039][ T37] [] arch_do_signal_or_restart+0x988/0x1190 [ 1820.011197][ T37] [] syscall_exit_to_user_mode+0x2a6/0x31e [ 1820.012489][ T37] [] do_trap_ecall_u+0x86/0x216 [ 1820.013556][ T37] [] _new_vmalloc_restore_context_a0+0xc2/0xce [ 1820.015321][ T37] [ 1820.015321][ T37] Showing all locks held in the system: [ 1820.214127][ T37] 1 lock held by kthreadd/2: [ 1820.549623][ T37] 2 locks held by kworker/0:0/8: [ 1820.551695][ T37] 1 lock held by ksoftirqd/1/24: [ 1820.553233][ T37] 2 locks held by kworker/u10:1/34: [ 1820.554800][ T37] 4 locks held by kworker/u10:2/35: [ 1820.953022][ T37] 1 lock held by khungtaskd/37: [ 1820.954584][ T37] #0: ffffffff87fcc100 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x68/0x2d6 [ 1821.024271][ T37] 1 lock held by jbd2/vda-8/2947: [ 1821.025407][ T37] 1 lock held by klogd/2970: [ 1821.250739][ T37] 1 lock held by dhcpcd/3015: [ 1821.251911][ T37] 1 lock held by dhcpcd/3017: [ 1821.252802][ T37] 2 locks held by getty/3140: [ 1821.253628][ T37] #0: ff6000001d3490a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3a/0x46 [ 1821.452350][ T37] #1: ff2000000008b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xd7c/0x129a [ 1821.752028][ T37] 3 locks held by sshd/3167: [ 1821.754013][ T37] 3 locks held by syz-executor/3169: [ 1821.755570][ T37] 4 locks held by kworker/0:1/3171: [ 1822.193750][ T37] #0: ff6000001e191d48 ((wq_completion)wg-kex-wg1#4){+.+.}-{0:0}, at: process_one_work+0x848/0x1dae [ 1822.675599][ T37] #1: ff20000007557c90 ((work_completion)(&({ do { const void *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((typeof(*((worker))) *)((worker)))); (typeof((typeof(*((worker))) *)((worker)))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0x870/0x1dae [ 1823.093883][ T37] #2: ff6000001eb31208 (&wg->static_identity.lock){++++}-{3:3}, at: wg_noise_handshake_consume_initiation+0x12c/0x904 [ 1823.484906][ T37] #3: ff6000002d6d3b78 (&handshake->lock){++++}-{3:3}, at: wg_noise_handshake_consume_initiation+0x4b4/0x904 [ 1824.095452][ T37] 4 locks held by kworker/u9:0/3173: [ 1824.449750][ T37] #0: ff60000014ba0948 ((wq_completion)wg-kex-wg2#3){+.+.}-{0:0}, at: process_one_work+0x848/0x1dae [ 1824.455635][ T37] #1: ff200000001f7c90 ((work_completion)(&peer->transmit_handshake_work)){+.+.}-{0:0}, at: process_one_work+0x870/0x1dae [ 1825.015503][ T37] #2: ff6000002c799208 (&wg->static_identity.lock){++++}-{3:3}, at: wg_noise_handshake_create_initiation+0xe4/0x5f0 [ 1826.603924][ T37] #3: ff6000002d6d4e38 (&handshake->lock){++++}-{3:3}, at: wg_noise_handshake_create_initiation+0xee/0x5f0 [ 1827.431467][ T37] 1 lock held by syz-executor/3176: [ 1827.433164][ T37] 2 locks held by syz-executor/3177: [ 1827.434731][ T37] 2 locks held by kworker/1:3/3821: [ 1827.925502][ T37] 4 locks held by kworker/1:4/3868: [ 1828.188532][ T37] 3 locks held by kworker/1:5/4084: [ 1828.191652][ T37] 2 locks held by kworker/1:6/4092: [ 1828.194177][ T37] 4 locks held by kworker/u10:3/4177: [ 1828.195753][ T37] 4 locks held by kworker/0:5/4178: [ 1828.784819][ T37] #0: ff6000001e193148 ((wq_completion)wg-kex-wg2#4){+.+.}-{0:0}, at: process_one_work+0x848/0x1dae [ 1833.745175][ T37] #1: ff2000000c487c90 ((work_completion)(&({ do { const void *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((typeof(*((worker))) *)((worker)))); (typeof((typeof(*((worker))) *)((worker)))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0x870/0x1dae [ 1844.975533][ T37] #2: ff6000002c799208 (&wg->static_identity.lock){++++}-{3:3}, at: wg_noise_handshake_consume_initiation+0x12c/0x904 VM DIAGNOSIS: 08:04:16 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff8000a628 mhartid 0000000000000000 mstatus 0000000a000000a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 0000000080000428 stvec ffffffff85ffc980 vstvec 0000000000000000 mepc ffffffff801a2ba4 sepc ffffffff85ffb7aa vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080029000 sscratch 0000000000000000 satp a00650000009863f x0/zero 0000000000000000 x1/ra ffffffff80010568 x2/sp ff200000001a78b0 x3/gp ffffffff897bea80 x4/tp ff60000012aa0000 x5/t0 ff60000012aa0b20 x6/t1 ffebffff09e7e44b x7/t2 00000000000000b8 x8/s0 ff200000001a7a40 x9/s1 ff200000001a79c0 x10/a0 0000000000000006 x11/a1 0000000000000000 x12/a2 00000000000f0000 x13/a3 ffffffff8000a628 x14/a4 0000000000000000 x15/a5 ff60000012aa0000 x16/a6 0000000000f00000 x17/a7 ffffffffacda640e x18/s2 0000000000000002 x19/s3 0000000000000001 x20/s4 ffffffff804990c4 x21/s5 0000000000000000 x22/s6 ffffffff804990c4 x23/s7 dfffffff00000000 x24/s8 dfffffff00000000 x25/s9 ffffffff85ffc980 x26/s10 0000000000007fff x27/s11 ff200000001a7ab0 x28/t3 1fec000002554163 x29/t4 0000000000000004 x30/t5 85bf203aaa80c550 x31/t6 1fec000002554168 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 404fc374c0000000 f11/fa1 0000000000000000 f12/fa2 0000000000000000 f13/fa3 0000000000000000 f14/fa4 7fefffffffffffff f15/fa5 404fc374c0000000 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 ffffffff804309de mhartid 0000000000000001 mstatus 0000000a000000a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 0000000080000428 stvec ffffffff85ffc980 vstvec 0000000000000000 mepc ffffffff8001fb16 sepc ffffffff85ffb7aa vsepc 0000000000000000 mcause 0000000000000009 scause 8000000000000009 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080027000 sscratch 0000000000000000 satp a001800000094f02 x0/zero 0000000000000000 x1/ra ffffffff8000a772 x2/sp ff20000000007a70 x3/gp ffffffff897bea80 x4/tp ff60000013ae4ec0 x5/t0 ff60000013ae59e0 x6/t1 ffebffff0dd85e68 x7/t2 0000000000000484 x8/s0 ff20000000007a70 x9/s1 ff20000000007a80 x10/a0 0000000000000000 x11/a1 ff20000000007bd0 x12/a2 0000000000f00000 x13/a3 ffffffff8000a628 x14/a4 0000000000000000 x15/a5 0000000000000303 x16/a6 0000000000f00000 x17/a7 ff6000006ec2f343 x18/s2 ff60000013ae4ec0 x19/s3 ff60000013ae4ec0 x20/s4 0000000000000001 x21/s5 0000000000000000 x22/s6 ffffffff80010394 x23/s7 dfffffff00000000 x24/s8 dfffffff00000000 x25/s9 ffffffff85ffc980 x26/s10 0000000000007fff x27/s11 ff20000000007b30 x28/t3 1fec00000275cb3b x29/t4 ffebffff0dd85e68 x30/t5 ffebffff0dd85e69 x31/t6 1fec00000275cb54 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