last executing test programs: 3m17.411168005s ago: executing program 1 (id=728): timer_create(0xb, 0x0, &(0x7f00000001c0)) timer_settime(0x0, 0x0, &(0x7f0000000180)={{0x0, 0x3938700}, {0x77359400}}, 0x0) timer_settime(0x0, 0x0, &(0x7f00000000c0)={{0x0, 0x989680}}, &(0x7f0000000140)) 3m14.431494675s ago: executing program 1 (id=730): r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x81, 0x0) r1 = syz_open_dev$loop(&(0x7f0000000080), 0x0, 0x0) ioctl$LOOP_CONFIGURE(r1, 0x4c0a, &(0x7f0000001ac0)={r0, 0x0, {0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1c, "339f020bbe78b39843d601010000000000000d0ec0c1b4e9b1c4369d03740250ceaac594b1b3d741dd17c1c50d38ef2a565ef1e83323695c58d66500", "a9103939c787a16c1ca43f80026d1a8554fe581b59ded130e04d528539f3d3289737f0374c72a964a02447a75df8a69ea917deb7ba193b3e7772fd29f35239d2", "e0d6fbc377a68e173952409bb2e52042376500"}}) 3m10.423514301s ago: executing program 1 (id=732): r0 = socket$inet6_udplite(0xa, 0x2, 0x88) setsockopt$inet6_udp_int(r0, 0x11, 0x67, &(0x7f0000000040)=0xffff, 0x4) sendmmsg$inet(r0, &(0x7f0000000780)=[{{&(0x7f0000000380)={0x2, 0x4e24, @empty}, 0x10, 0x0}}], 0x1, 0x0) 2m57.03103907s ago: executing program 1 (id=735): r0 = socket$inet6(0xa, 0x800000000000002, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @loopback}}, 0x1c) getsockopt$inet6_buf(r0, 0x29, 0x3d, &(0x7f0000000080)=""/161, &(0x7f0000000140)=0xa1) 2m54.578296939s ago: executing program 1 (id=736): getsockopt$inet_sctp6_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000005c00)={&(0x7f0000000000)=@newtaction={0xa0, 0x30, 0x9, 0x0, 0x0, {}, [{0x8c, 0x1, [@m_bpf={0x88, 0x1, 0x0, 0x0, {{0x8}, {0x60, 0x2, 0x0, 0x1, [@TCA_ACT_BPF_OPS_LEN={0x6, 0x3, 0x7}, @TCA_ACT_BPF_OPS={0x3c, 0x4, [{}, {}, {0x3}, {}, {}, {}, {0x6}]}, @TCA_ACT_BPF_PARMS={0x18}]}, {0x4}, {0xc}, {0xc}}}]}]}, 0xa0}}, 0x0) 2m52.571769823s ago: executing program 1 (id=738): r0 = syz_io_uring_setup(0x1ff, &(0x7f0000000080)={0x0, 0x0, 0x10100}, &(0x7f0000000280), &(0x7f0000000240)) io_uring_enter(r0, 0x0, 0x400000, 0x1, 0x0, 0x0) io_uring_enter(r0, 0x52e, 0x0, 0x0, 0x0, 0x0) 1m16.436925794s ago: executing program 0 (id=745): r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0x5, 0x8, 0x7fe2, 0x2, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) bpf$MAP_GET_NEXT_KEY(0x2, &(0x7f00000006c0)={r0, &(0x7f0000000500), &(0x7f0000000600)=""/155}, 0x20) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f00000000c0)={r0, &(0x7f0000001180), &(0x7f00000010c0)=""/159}, 0x20) 1m5.881040701s ago: executing program 0 (id=746): mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040), 0x200002, 0x0) syz_clone3(&(0x7f0000000580)={0x200000400, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, 0x0, 0x0, {r0}}, 0x58) 41.545785262s ago: executing program 0 (id=747): r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000000)={0x26, 'hash\x00', 0x0, 0x0, 'xcbc(aes)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000c18000)="ad56b6c5820fae9d6dcd3292ea54c7beef915d564c90c200", 0x18) 32.829053137s ago: executing program 0 (id=748): r0 = socket$inet6_sctp(0xa, 0x5, 0x84) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @local, 0x9}, 0x1c) setsockopt(r0, 0x84, 0x7f, &(0x7f00000001c0)="020000000d80ffff", 0x8) 16.413284784s ago: executing program 0 (id=749): r0 = socket(0x2, 0x80805, 0x0) sendmmsg$inet_sctp(r0, &(0x7f00000032c0)=[{&(0x7f0000002e40)=@in={0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10, &(0x7f00000004c0)=[{&(0x7f0000000100)="03", 0x1}], 0x1}], 0x1, 0x0) sendmmsg$inet_sctp(r0, &(0x7f00000032c0)=[{&(0x7f00000000c0)=@in={0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10, &(0x7f0000001500)=[{&(0x7f0000000000)=']', 0x1}], 0x1, &(0x7f00000002c0)=ANY=[@ANYBLOB="30000000000000008400000001000000000000000c"], 0x30}], 0x1, 0x0) 0s ago: executing program 0 (id=750): mmap$xdp(&(0x7f0000800000/0x800000)=nil, 0x800000, 0x2, 0x42032, 0xffffffffffffffff, 0x0) syz_clone3(&(0x7f0000002c00)={0x0, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, 0x0}, 0x58) timer_create(0x0, 0x0, &(0x7f0000bbdffc)) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:22184' (ED25519) to the list of known hosts. syzkaller login: [ 376.168058][ T3178] cgroup: Unknown subsys name 'net' [ 376.740786][ T3178] cgroup: Unknown subsys name 'cpuset' [ 376.850963][ T3178] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 438.100907][ T3178] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 507.095477][ T3191] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 507.284782][ T3191] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 510.237992][ T3193] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 510.417464][ T3193] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 521.896162][ T3191] hsr_slave_0: entered promiscuous mode [ 521.956003][ T3191] hsr_slave_1: entered promiscuous mode [ 523.968806][ T3193] hsr_slave_0: entered promiscuous mode [ 524.002230][ T3193] hsr_slave_1: entered promiscuous mode [ 524.027530][ T3193] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 524.030761][ T3193] Cannot create hsr debugfs directory [ 530.697246][ T3191] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 530.836853][ T3191] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 531.019284][ T3191] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 531.220090][ T3191] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 531.809411][ T3193] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 531.989490][ T3193] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 532.103542][ T3193] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 532.217643][ T3193] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 542.457407][ T3191] 8021q: adding VLAN 0 to HW filter on device bond0 [ 542.978702][ T3193] 8021q: adding VLAN 0 to HW filter on device bond0 [ 593.419656][ T3193] veth0_vlan: entered promiscuous mode [ 593.739917][ T3193] veth1_vlan: entered promiscuous mode [ 594.929376][ T3191] veth0_vlan: entered promiscuous mode [ 595.760558][ T3191] veth1_vlan: entered promiscuous mode [ 596.588057][ T3193] veth0_macvtap: entered promiscuous mode [ 596.882479][ T3193] veth1_macvtap: entered promiscuous mode [ 598.315261][ T3191] veth0_macvtap: entered promiscuous mode [ 598.919557][ T3191] veth1_macvtap: entered promiscuous mode [ 599.797998][ T3193] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 599.817455][ T3193] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 599.820222][ T3193] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 599.829339][ T3193] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 601.826626][ T3191] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 601.829307][ T3191] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 601.835302][ T3191] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 601.837746][ T3191] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 604.748128][ T3193] 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. [ 613.364443][ T3882] netlink: 32 bytes leftover after parsing attributes in process `syz.1.3'. [ 613.814733][ T3185] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 614.097855][ T3185] usb 1-1: Using ep0 maxpacket: 16 [ 614.605063][ T3185] usb 1-1: config 0 has an invalid descriptor of length 28, skipping remainder of the config [ 614.609283][ T3185] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7 [ 614.648274][ T3185] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x2 has invalid maxpacket 191 [ 614.657047][ T3185] usb 1-1: config 0 interface 0 altsetting 0 has 2 endpoint descriptors, different from the interface descriptor's value: 3 [ 614.725683][ T3185] usb 1-1: New USB device found, idVendor=2040, idProduct=b138, bcdDevice= 1.42 [ 614.727668][ T3185] usb 1-1: New USB device strings: Mfr=4, Product=0, SerialNumber=0 [ 614.729311][ T3185] usb 1-1: Manufacturer: syz [ 614.825435][ T3185] usb 1-1: config 0 descriptor?? [ 622.227481][ T3185] rc_core: IR keymap rc-hauppauge not found [ 622.235572][ T3185] Registered IR keymap rc-empty [ 622.544406][ T3185] mceusb 1-1:0.0: Error: mce write urb status = -71 [ 622.599310][ T3185] mceusb 1-1:0.0: Error: mce write urb status = -71 [ 622.797544][ T3185] rc rc0: Conexant Hybrid TV (cx231xx) MCE IR no TX as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/rc/rc0 [ 622.935772][ T3185] input: Conexant Hybrid TV (cx231xx) MCE IR no TX as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/rc/rc0/input0 [ 623.830820][ T3185] mceusb 1-1:0.0: Error: mce write urb status = -71 [ 624.076595][ T3185] mceusb 1-1:0.0: Error: mce write urb status = -71 [ 624.099493][ T3185] mceusb 1-1:0.0: Error: mce write urb status = -71 [ 624.140153][ T3185] mceusb 1-1:0.0: Error: mce write urb status = -71 [ 624.204152][ T3185] mceusb 1-1:0.0: Error: mce write urb status = -71 [ 624.260638][ T3185] mceusb 1-1:0.0: Error: mce write urb status = -71 [ 624.307912][ T3185] mceusb 1-1:0.0: Error: mce write urb status = -71 [ 624.355974][ T3185] mceusb 1-1:0.0: Error: mce write urb status = -71 [ 624.390835][ T3185] mceusb 1-1:0.0: Error: mce write urb status = -71 [ 624.457377][ T3185] mceusb 1-1:0.0: Error: mce write urb status = -71 [ 624.567964][ T3185] mceusb 1-1:0.0: Registered with mce emulator interface version 1 [ 624.589402][ T3185] mceusb 1-1:0.0: 2 tx ports (0x0 cabled) and 2 rx sensors (0x0 active) [ 624.769663][ T3185] usb 1-1: USB disconnect, device number 2 [ 642.446559][ T3923] netlink: 'syz.1.10': attribute type 18 has an invalid length. [ 642.777493][ T3923] netdevsim netdevsim1 netdevsim0: set [0, 0] type 1 family 0 port 8472 - 0 [ 642.787386][ T3923] netdevsim netdevsim1 netdevsim1: set [0, 0] type 1 family 0 port 8472 - 0 [ 642.793336][ T3923] netdevsim netdevsim1 netdevsim2: set [0, 0] type 1 family 0 port 8472 - 0 [ 642.797944][ T3923] netdevsim netdevsim1 netdevsim3: set [0, 0] type 1 family 0 port 8472 - 0 [ 643.230960][ T3923] Zero length message leads to an empty skb [ 650.013191][ C1] IPv4: Oversized IP packet from 127.0.0.1 [ 679.507457][ T3964] xt_policy: input policy not valid in POSTROUTING and OUTPUT [ 684.394785][ T3967] Driver unsupported XDP return value 0 on prog (id 2) dev N/A, expect packet loss! [ 700.976681][ T3980] netlink: 48 bytes leftover after parsing attributes in process `syz.0.37'. [ 714.459528][ T3875] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 714.806044][ T3875] usb 2-1: Using ep0 maxpacket: 16 [ 714.995678][ T3875] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0 [ 715.279015][ T3875] usb 2-1: New USB device found, idVendor=0b57, idProduct=2bbd, bcdDevice=e7.cc [ 715.335366][ T3875] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 715.340202][ T3875] usb 2-1: Product: syz [ 715.387479][ T3875] usb 2-1: Manufacturer: syz [ 715.391108][ T3875] usb 2-1: SerialNumber: syz [ 715.649293][ T3875] usb 2-1: config 0 descriptor?? [ 716.787124][ T3875] usbhid 2-1:0.0: couldn't find an input interrupt endpoint [ 718.310978][ T3875] usb 2-1: USB disconnect, device number 2 [ 718.663762][ T4010] capability: warning: `syz.0.45' uses deprecated v2 capabilities in a way that may be insecure [ 731.077551][ T4023] CUSE: unknown device info "" [ 731.080474][ T4023] CUSE: unknown device info "appraise_type" [ 731.123153][ T4023] CUSE: DEVNAME unspecified [ 745.989460][ T4040] mmap: syz.1.56 (4040) uses deprecated remap_file_pages() syscall. See Documentation/mm/remap_file_pages.rst. [ 752.204135][ T4048] netlink: 'syz.0.60': attribute type 18 has an invalid length. [ 752.599540][ T4048] netdevsim netdevsim0 netdevsim0: set [0, 0] type 1 family 0 port 8472 - 0 [ 752.604929][ T4048] netdevsim netdevsim0 netdevsim1: set [0, 0] type 1 family 0 port 8472 - 0 [ 752.608660][ T4048] netdevsim netdevsim0 netdevsim2: set [0, 0] type 1 family 0 port 8472 - 0 [ 752.612783][ T4048] netdevsim netdevsim0 netdevsim3: set [0, 0] type 1 family 0 port 8472 - 0 [ 770.498350][ T4065] netlink: 'syz.1.67': attribute type 18 has an invalid length. [ 831.977783][ T4095] sock: sock_timestamping_bind_phc: sock not bind to device [ 925.729550][ T3185] usb 2-1: new high-speed USB device number 3 using dummy_hcd [ 926.180448][ T3185] usb 2-1: Using ep0 maxpacket: 16 [ 926.386916][ T3185] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 926.390085][ T3185] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 926.430053][ T3185] usb 2-1: New USB device found, idVendor=04f3, idProduct=0755, bcdDevice= 0.00 [ 926.457275][ T3185] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 926.804156][ T3185] usb 2-1: config 0 descriptor?? [ 931.506953][ T3185] elan 0003:04F3:0755.0001: item fetching failed at offset 1/5 [ 931.590689][ T3185] elan 0003:04F3:0755.0001: Hid Parse failed [ 931.630421][ T3185] elan 0003:04F3:0755.0001: probe with driver elan failed with error -22 [ 935.414708][ T33] usb 2-1: USB disconnect, device number 3 [ 951.240020][ T3185] usb 2-1: new high-speed USB device number 4 using dummy_hcd [ 952.546734][ T3185] usb 2-1: Using ep0 maxpacket: 16 [ 952.906518][ T3185] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 952.910976][ T3185] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 953.018140][ T3185] usb 2-1: New USB device found, idVendor=044e, idProduct=120c, bcdDevice= 0.00 [ 953.029595][ T3185] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 953.258374][ T3185] usb 2-1: config 0 descriptor?? [ 958.466697][ T3185] hid-alps 0003:044E:120C.0002: hidraw0: USB HID v0.00 Device [HID 044e:120c] on usb-dummy_hcd.1-1/input0 [ 959.383915][ T3185] usb 2-1: USB disconnect, device number 4 [ 976.164363][ T3616] netdevsim netdevsim0 netdevsim3 (unregistering): unset [0, 0] type 1 family 0 port 8472 - 0 [ 976.168629][ T3616] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 983.207256][ T3187] usb 2-1: new high-speed USB device number 5 using dummy_hcd [ 983.627487][ T3187] usb 2-1: Using ep0 maxpacket: 16 [ 983.846269][ T3187] usb 2-1: config 0 interface 0 altsetting 1 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 983.864609][ T3187] usb 2-1: config 0 interface 0 altsetting 1 endpoint 0x81 has invalid wMaxPacketSize 0 [ 983.870627][ T3187] usb 2-1: config 0 interface 0 altsetting 1 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 983.916345][ T3187] usb 2-1: config 0 interface 0 has no altsetting 0 [ 983.939079][ T3187] usb 2-1: New USB device found, idVendor=045e, idProduct=05da, bcdDevice= 0.00 [ 983.967619][ T3187] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 984.190511][ T3616] netdevsim netdevsim0 netdevsim2 (unregistering): unset [0, 0] type 1 family 0 port 8472 - 0 [ 984.222803][ T3616] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 984.286821][ T3187] usb 2-1: config 0 descriptor?? [ 985.774301][ T3616] netdevsim netdevsim0 netdevsim1 (unregistering): unset [0, 0] type 1 family 0 port 8472 - 0 [ 985.776985][ T3616] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 986.446447][ T3187] hid-generic 0003:045E:05DA.0003: ignoring exceeding usage max [ 986.688969][ T3187] hid-generic 0003:045E:05DA.0003: hidraw0: USB HID v0.00 Device [HID 045e:05da] on usb-dummy_hcd.1-1/input0 [ 986.903748][ T3187] usb 2-1: USB disconnect, device number 5 [ 990.658353][ T3616] netdevsim netdevsim0 netdevsim0 (unregistering): unset [0, 0] type 1 family 0 port 8472 - 0 [ 990.686521][ T3616] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1003.746547][ T3616] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 1004.066932][ T3616] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 1004.206397][ T3616] bond0 (unregistering): Released all slaves [ 1005.752340][ T3616] hsr_slave_0: left promiscuous mode [ 1005.818073][ T3616] hsr_slave_1: left promiscuous mode [ 1006.128051][ T3616] veth1_macvtap: left promiscuous mode [ 1006.136554][ T3616] veth0_macvtap: left promiscuous mode [ 1006.147299][ T3616] veth1_vlan: left promiscuous mode [ 1006.154453][ T3616] veth0_vlan: left promiscuous mode [ 1036.169753][ T4326] ======================================================= [ 1036.169753][ T4326] WARNING: The mand mount option has been deprecated and [ 1036.169753][ T4326] and is ignored by this kernel. Remove the mand [ 1036.169753][ T4326] option from the mount to silence this warning. [ 1036.169753][ T4326] ======================================================= [ 1049.176306][ T4134] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1049.308285][ T4134] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1068.490777][ T4134] hsr_slave_0: entered promiscuous mode [ 1068.679502][ T4134] hsr_slave_1: entered promiscuous mode [ 1068.783844][ T4134] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 1068.786402][ T4134] Cannot create hsr debugfs directory [ 1082.840438][ T4134] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1083.025248][ T4134] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1083.269256][ T4134] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1083.568494][ T4134] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1093.985113][ T4134] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1116.739511][ T4639] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 1150.539494][ T4134] veth0_vlan: entered promiscuous mode [ 1150.643409][ T4134] veth1_vlan: entered promiscuous mode [ 1152.777707][ T4134] veth0_macvtap: entered promiscuous mode [ 1153.269031][ T4134] veth1_macvtap: entered promiscuous mode [ 1155.308477][ T4134] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1155.310342][ T4134] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1155.343089][ T4134] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1155.345508][ T4134] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1179.129457][ T4713] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 1182.065818][ T4716] capability: warning: `syz.0.132' uses 32-bit capabilities (legacy support in use) [ 1187.480149][ T4721] Invalid logical block size (65531) [ 1199.884271][ T4739] process 'syz.1.142' launched './file2' with NULL argv: empty string added [ 1210.419548][ T4753] llcp: llcp_sock_recvmsg: Recv datagram failed state 4 -107 0 [ 1238.393481][ T37] audit: type=1326 audit(1237.150:2): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=4782 comm="syz.1.163" exe="/syz-executor" sig=31 arch=c00000f3 syscall=98 compat=0 ip=0xda7b6 code=0x0 [ 1244.097734][ T4789] netlink: 4 bytes leftover after parsing attributes in process `syz.0.165'. [ 1252.107841][ T4800] netlink: 48 bytes leftover after parsing attributes in process `syz.1.171'. [ 1262.880427][ T4813] netlink: 16 bytes leftover after parsing attributes in process `syz.1.177'. [ 1274.483958][ T4826] netlink: 104 bytes leftover after parsing attributes in process `syz.0.183'. [ 1289.360891][ T4838] netlink: 277 bytes leftover after parsing attributes in process `syz.0.189'. [ 1326.011847][ T4876] veth1_macvtap: left promiscuous mode [ 1326.176786][ T4876] macsec0: entered allmulticast mode [ 1326.856137][ T4877] veth1_macvtap: entered promiscuous mode [ 1326.858655][ T4877] veth1_macvtap: entered allmulticast mode [ 1326.897433][ T4877] macsec0: left allmulticast mode [ 1326.900080][ T4877] veth1_macvtap: left allmulticast mode [ 1329.596885][ T4880] Error parsing options; rc = [-22] [ 1337.274519][ T4889] trusted_key: encrypted_key: key user:syz not found [ 1340.359777][ T4892] netlink: 8 bytes leftover after parsing attributes in process `syz.1.212'. [ 1340.365210][ T4892] netlink: 12 bytes leftover after parsing attributes in process `syz.1.212'. [ 1393.377974][ T4957] netlink: 8 bytes leftover after parsing attributes in process `syz.1.240'. [ 1434.450199][ T4999] netlink: 'syz.0.260': attribute type 1 has an invalid length. [ 1439.876880][ T5005] netlink: 4 bytes leftover after parsing attributes in process `syz.0.264'. [ 1482.950290][ T5058] binder: 5056:5058 ioctl c0306201 0 returned -14 [ 1483.027900][ T5058] binder: 5056:5058 ioctl c0306201 20000240 returned -11 [ 1505.473070][ T5088] netlink: 4 bytes leftover after parsing attributes in process `syz.0.299'. [ 1540.586833][ T5125] syz.1.311 uses obsolete (PF_INET,SOCK_PACKET) [ 1601.668455][ T5190] netlink: 'syz.0.339': attribute type 8 has an invalid length. [ 1605.194226][ T5194] netlink: 72 bytes leftover after parsing attributes in process `syz.1.340'. [ 1620.335125][ T5212] netlink: 12 bytes leftover after parsing attributes in process `syz.1.349'. [ 1637.016667][ T5233] netlink: 224 bytes leftover after parsing attributes in process `syz.0.359'. [ 1680.220897][ T5278] netlink: 20 bytes leftover after parsing attributes in process `syz.0.377'. [ 1730.435663][ T5348] [U] ^@ [ 1769.583591][ T5437] loop0: detected capacity change from 0 to 524288000 [ 1775.434629][ T5446] xt_CT: You must specify a L4 protocol and not use inversions on it [ 1802.878276][ T5469] wireguard: wg2: Could not create IPv4 socket [ 1809.280894][ T5478] sctp: [Deprecated]: syz.0.454 (pid 5478) Use of int in max_burst socket option deprecated. [ 1809.280894][ T5478] Use struct sctp_assoc_value instead [ 1823.585886][ T5497] netlink: 'syz.1.463': attribute type 6 has an invalid length. [ 1844.780722][ T37] audit: type=1326 audit(1843.530:3): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5515 comm="syz.0.472" exe="/syz-executor" sig=31 arch=c00000f3 syscall=98 compat=0 ip=0xda7b6 code=0x0 [ 1866.372581][ T5544] veth1_macvtap: left promiscuous mode [ 1866.387919][ T5544] macsec0: entered allmulticast mode [ 1867.103869][ T5544] veth1_macvtap: entered promiscuous mode [ 1867.106518][ T5544] veth1_macvtap: entered allmulticast mode [ 1867.112876][ T5544] macsec0: left allmulticast mode [ 1867.114941][ T5544] veth1_macvtap: left allmulticast mode [ 1879.184425][ T5562] veth1_macvtap: left promiscuous mode [ 1879.186854][ T5562] macsec0: entered allmulticast mode [ 1879.448995][ T5562] veth1_macvtap: entered promiscuous mode [ 1879.458943][ T5562] veth1_macvtap: entered allmulticast mode [ 1879.465607][ T5562] macsec0: left allmulticast mode [ 1879.470930][ T5562] veth1_macvtap: left allmulticast mode [ 1882.670440][ T5568] netlink: 4 bytes leftover after parsing attributes in process `syz.1.494'. [ 1891.435374][ T37] audit: type=1326 audit(1890.180:4): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5574 comm="syz.1.499" exe="/syz-executor" sig=0 arch=c00000f3 syscall=98 compat=0 ip=0xda7b6 code=0x7fc00000 [ 1902.297041][ T5588] netlink: 4 bytes leftover after parsing attributes in process `syz.1.503'. [ 1913.590233][ T5603] netlink: 8 bytes leftover after parsing attributes in process `syz.1.511'. [ 1913.596117][ T5603] netlink: 'syz.1.511': attribute type 3 has an invalid length. [ 1915.682451][ T5607] netlink: 16 bytes leftover after parsing attributes in process `syz.0.513'. [ 1917.915565][ T5610] netlink: 8 bytes leftover after parsing attributes in process `syz.1.518'. [ 1947.125617][ T5656] netlink: 12 bytes leftover after parsing attributes in process `syz.0.531'. [ 1947.167010][ T5656] netlink: 4 bytes leftover after parsing attributes in process `syz.0.531'. [ 1949.149714][ T5656] netlink: 12 bytes leftover after parsing attributes in process `syz.0.531'. [ 1949.180730][ T5656] netlink: 4 bytes leftover after parsing attributes in process `syz.0.531'. [ 1951.555109][ T5656] netlink: 12 bytes leftover after parsing attributes in process `syz.0.531'. [ 1951.560183][ T5656] netlink: 4 bytes leftover after parsing attributes in process `syz.0.531'. [ 1957.158822][ T5665] veth1_macvtap: left promiscuous mode [ 1957.360968][ T5665] macsec0: entered allmulticast mode [ 1958.236568][ T5665] veth1_macvtap: entered promiscuous mode [ 1958.239868][ T5665] veth1_macvtap: entered allmulticast mode [ 1958.288925][ T5665] macsec0: left allmulticast mode [ 1958.326195][ T5665] veth1_macvtap: left allmulticast mode [ 1980.266086][ T5691] veth1_macvtap: left promiscuous mode [ 1980.284678][ T5691] macsec0: entered allmulticast mode [ 1981.020730][ T5691] veth1_macvtap: entered promiscuous mode [ 1981.030299][ T5691] veth1_macvtap: entered allmulticast mode [ 1981.038031][ T5691] macsec0: left allmulticast mode [ 1981.047594][ T5691] veth1_macvtap: left allmulticast mode [ 2030.788907][ T5760] usb usb1: Requested nonsensical USBDEVFS_URB_ZERO_PACKET. [ 2054.914499][ T5796] netlink: 8 bytes leftover after parsing attributes in process `syz.1.591'. [ 2054.916902][ T5796] netlink: 4 bytes leftover after parsing attributes in process `syz.1.591'. [ 2054.922894][ T5796] netlink: 8 bytes leftover after parsing attributes in process `syz.1.591'. [ 2065.459409][ T5816] netlink: 40 bytes leftover after parsing attributes in process `syz.1.598'. [ 2073.935641][ T4174] usb 2-1: new high-speed USB device number 6 using dummy_hcd [ 2074.378103][ T4174] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 2074.382781][ T4174] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 2074.388530][ T4174] usb 2-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 2 [ 2074.394323][ T4174] usb 2-1: New USB device found, idVendor=28bd, idProduct=1903, bcdDevice= 0.00 [ 2074.396914][ T4174] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 2074.552821][ T4174] usb 2-1: config 0 descriptor?? [ 2076.414440][ T4174] input: HID 28bd:1903 Mouse as /devices/platform/dummy_hcd.1/usb2/2-1/2-1:0.0/0003:28BD:1903.0004/input/input2 [ 2077.183341][ T4174] uclogic 0003:28BD:1903.0004: input,hidraw0: USB HID v0.00 Mouse [HID 28bd:1903] on usb-dummy_hcd.1-1/input0 [ 2077.369354][ T4174] usb 2-1: USB disconnect, device number 6 [ 2101.055537][ T37] audit: type=1804 audit(2099.810:5): pid=5867 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.1.608" name="/" dev="pidfs" ino=6166 res=1 errno=0 [ 2122.046047][ T3616] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 2123.364842][ T3616] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 2124.305600][ T3616] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 2125.147546][ T3616] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 2125.328088][ T5889] netlink: 8 bytes leftover after parsing attributes in process `syz.1.615'. [ 2137.210693][ T3616] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 2137.633979][ T3616] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 2137.869218][ T3616] bond0 (unregistering): Released all slaves [ 2138.530103][ T3616] bond1 (unregistering): Released all slaves [ 2139.653665][ T3616] hsr_slave_0: left promiscuous mode [ 2139.804921][ T3616] hsr_slave_1: left promiscuous mode [ 2140.196947][ T3616] veth1_macvtap: left promiscuous mode [ 2140.200617][ T3616] veth0_macvtap: left promiscuous mode [ 2140.237801][ T3616] veth1_vlan: left promiscuous mode [ 2140.258374][ T3616] veth0_vlan: left promiscuous mode [ 2163.394723][ T5944] netlink: 8 bytes leftover after parsing attributes in process `syz.1.620'. [ 2180.790866][ T6058] netlink: 'syz.1.623': attribute type 4 has an invalid length. [ 2180.824218][ T6058] netlink: 17 bytes leftover after parsing attributes in process `syz.1.623'. [ 2187.384639][ T5878] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 2187.797716][ T5878] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 2208.090247][ T5878] hsr_slave_0: entered promiscuous mode [ 2208.209127][ T5878] hsr_slave_1: entered promiscuous mode [ 2208.316615][ T5878] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 2208.319318][ T5878] Cannot create hsr debugfs directory [ 2227.689533][ T5878] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 2227.828206][ T5878] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 2228.010756][ T5878] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 2228.218636][ T5878] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 2241.834834][ T5878] 8021q: adding VLAN 0 to HW filter on device bond0 [ 2272.870110][ T6344] atomic_op ff6000002e530198 conn xmit_atomic 0000000000000000 [ 2299.483225][ T6381] lo speed is unknown, defaulting to 1000 [ 2299.487893][ T6381] lo speed is unknown, defaulting to 1000 [ 2299.724351][ T6381] lo speed is unknown, defaulting to 1000 [ 2299.980326][ T6381] iwpm_register_pid: Unable to send a nlmsg (client = 2) [ 2300.505740][ T6381] infiniband syz2: RDMA CMA: cma_listen_on_dev, error -98 [ 2301.695713][ T6381] lo speed is unknown, defaulting to 1000 [ 2301.927512][ T6381] lo speed is unknown, defaulting to 1000 [ 2304.838193][ T5878] veth0_vlan: entered promiscuous mode [ 2305.558616][ T5878] veth1_vlan: entered promiscuous mode [ 2306.973361][ T5878] veth0_macvtap: entered promiscuous mode [ 2307.064290][ T5878] veth1_macvtap: entered promiscuous mode [ 2308.166564][ T5878] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 2308.169335][ T5878] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 2308.180360][ T5878] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 2308.186297][ T5878] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 2335.436812][ T6425] binder: 6424:6425 ioctl 400c620e 20000080 returned -22 [ 2353.007848][ T6454] netlink: 'syz.0.662': attribute type 4 has an invalid length. [ 2353.010059][ T6454] netlink: 3657 bytes leftover after parsing attributes in process `syz.0.662'. [ 2362.125462][ T6467] netlink: 72 bytes leftover after parsing attributes in process `syz.0.668'. [ 2362.130355][ T6467] netlink: 72 bytes leftover after parsing attributes in process `syz.0.668'. [ 2381.557466][ T6491] netlink: 32 bytes leftover after parsing attributes in process `syz.0.680'. [ 2383.623994][ T6448] usb 2-1: new high-speed USB device number 7 using dummy_hcd [ 2383.918404][ T6448] usb 2-1: config index 0 descriptor too short (expected 4114, got 18) [ 2384.173437][ T6448] usb 2-1: New USB device found, idVendor=066b, idProduct=20f9, bcdDevice=ff.94 [ 2384.176014][ T6448] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 2384.178079][ T6448] usb 2-1: Product: syz [ 2384.179859][ T6448] usb 2-1: Manufacturer: syz [ 2384.196624][ T6448] usb 2-1: SerialNumber: syz [ 2384.305437][ T6448] usb 2-1: config 0 descriptor?? [ 2387.756118][ T6448] asix 2-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 [ 2387.780412][ T6448] asix 2-1:0.0: probe with driver asix failed with error -71 [ 2387.902225][ T6448] usb 2-1: USB disconnect, device number 7 [ 2402.479332][ T6519] devtmpfs: Too few inodes for current use [ 2425.400547][ T6547] x_tables: ip6_tables: SYNPROXY target: used from hooks PREROUTING, but only usable from INPUT/FORWARD [ 2432.185793][ T5623] usb 2-1: new high-speed USB device number 8 using dummy_hcd [ 2432.502739][ T5623] usb 2-1: Using ep0 maxpacket: 32 [ 2432.597721][ T5623] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 2432.612466][ T5623] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 2432.616712][ T5623] usb 2-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 2 [ 2432.625530][ T5623] usb 2-1: New USB device found, idVendor=046d, idProduct=c086, bcdDevice= 0.00 [ 2432.629705][ T5623] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 2432.740644][ T5623] usb 2-1: config 0 descriptor?? [ 2434.793409][ T5623] logitech-hidpp-device 0003:046D:C086.0005: item fetching failed at offset 0/2 [ 2434.849415][ T5623] logitech-hidpp-device 0003:046D:C086.0005: hidpp_probe:parse failed [ 2434.864327][ T5623] logitech-hidpp-device 0003:046D:C086.0005: probe with driver logitech-hidpp-device failed with error -22 [ 2435.145673][ T5623] usb 2-1: USB disconnect, device number 8 [ 2484.497500][ T6634] loop0: detected capacity change from 0 to 524287999 [ 2484.605518][ C0] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 2484.614395][ C0] Buffer I/O error on dev loop0, logical block 0, async page read [ 2484.650622][ C1] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 2484.654438][ C1] Buffer I/O error on dev loop0, logical block 0, async page read [ 2484.659325][ T6634] loop0: unable to read partition table [ 2484.740005][ T6634] loop_reread_partitions: partition scan of loop0 (3Ÿ ¾x³˜CÖ) failed (rc=-5) [ 2551.784807][ T6671] netlink: 20 bytes leftover after parsing attributes in process `syz.0.742'. [ 2553.056521][ T6671] netdevsim netdevsim0 netdevsim0: set [0, 0] type 1 family 0 port 8472 - 0 [ 2553.064535][ T6671] netdevsim netdevsim0 netdevsim1: set [0, 0] type 1 family 0 port 8472 - 0 [ 2553.068662][ T6671] netdevsim netdevsim0 netdevsim2: set [0, 0] type 1 family 0 port 8472 - 0 [ 2553.073517][ T6671] netdevsim netdevsim0 netdevsim3: set [0, 0] type 1 family 0 port 8472 - 0 [ 2608.264030][ T6676] lo speed is unknown, defaulting to 1000 [ 2689.179627][ T6676] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 2689.656681][ T6676] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 2786.744401][ T6676] hsr_slave_0: entered promiscuous mode [ 2786.886693][ T6676] hsr_slave_1: entered promiscuous mode [ 2787.327659][ T6676] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 2787.329079][ T6676] Cannot create hsr debugfs directory [ 2788.552757][ T6895] lo speed is unknown, defaulting to 1000 [ 2822.785228][ T6676] netdevsim netdevsim1 netdevsim3 (unregistering): unset [0, 0] type 1 family 0 port 8472 - 0 [ 2822.788917][ T6676] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 2876.420399][ T6895] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 2876.838359][ T6895] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 2925.824046][ T6895] hsr_slave_0: entered promiscuous mode [ 2926.270028][ T6895] hsr_slave_1: entered promiscuous mode [ 2926.659000][ T6895] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 2926.683689][ T6895] Cannot create hsr debugfs directory [ 3191.487097][ T38] INFO: task syz-executor:5878 blocked for more than 430 seconds. [ 3191.490346][ T38] Not tainted 6.12.0-rc1-syzkaller-00002-gcfb10de18538 #0 [ 3191.517504][ T38] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 3191.520162][ T38] task:syz-executor state:D stack:0 pid:5878 tgid:5878 ppid:1 flags:0x00000006 [ 3191.634658][ T38] Call Trace: [ 3191.636979][ T38] [] __schedule+0xd5a/0x3886 [ 3191.685153][ T38] [] schedule+0xc4/0x324 [ 3191.687674][ T38] [] schedule_timeout+0x1e2/0x296 [ 3191.689826][ T38] [] __wait_for_common+0x1ca/0x4b6 [ 3191.754427][ T38] [] wait_for_completion+0x1a/0x22 [ 3191.758263][ T38] [] rcu_barrier+0x2dc/0x6cc [ 3191.760294][ T38] [] netdev_run_todo+0x294/0x105e [ 3191.806637][ T38] [] rtnl_unlock+0x14/0x1c [ 3191.809129][ T38] [] tun_chr_close+0xde/0x230 [ 3191.811123][ T38] [] __fput+0x378/0x9e6 [ 3191.885568][ T38] [] ____fput+0x1c/0x26 [ 3191.888639][ T38] [] task_work_run+0x16a/0x25e [ 3191.890568][ T38] [] do_exit+0xa4c/0x2986 [ 3191.980878][ T38] [] do_group_exit+0xd4/0x26c [ 3191.995636][ T38] [] get_signal+0x1e98/0x23b0 [ 3191.999258][ T38] [] arch_do_signal_or_restart+0x8d6/0x1190 [ 3192.055677][ T38] [] syscall_exit_to_user_mode+0x2a6/0x31e [ 3192.060380][ T38] [] do_trap_ecall_u+0x86/0x216 [ 3192.124863][ T38] [] _new_vmalloc_restore_context_a0+0xc2/0xce [ 3192.128104][ T38] [ 3192.128104][ T38] Showing all locks held in the system: [ 3192.130280][ T38] 1 lock held by kworker/R-mm_pe/13: [ 3192.193283][ T38] #0: ffffffff87e86d68 (wq_pool_attach_mutex){+.+.}-{3:3}, at: worker_attach_to_pool+0x36/0x3c4 [ 3192.200018][ T38] 1 lock held by khungtaskd/38: SYZFAIL: failed to recv rpc [ 3192.333250][ T38] #0: ffffffff87fcc100 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x68/0x2d6 [ 3192.338824][ T38] 2 locks held by kworker/u10:3/86: fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 3192.340575][ T38] #0: ff60000011071148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x848/0x1dae [ 3192.465426][ T38] #1: ff20000000997c90 ((work_completion)(&sub_info->work)){+.+.}-{0:0}, at: process_one_work+0x870/0x1dae [ 3192.470702][ T38] 2 locks held by getty/3151: [ 3192.553660][ T38] #0: ff6000001b9080a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3a/0x46 [ 3192.559325][ T38] #1: ff2000000008b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xd7c/0x129a [ 3192.656022][ T38] 2 locks held by syz-executor/3178: [ 3192.657858][ T38] 2 locks held by kworker/0:10/4132: [ 3192.659606][ T38] 3 locks held by kworker/1:1/4874: [ 3192.744410][ T38] 2 locks held by kworker/0:0/5493: [ 3192.746665][ T38] 1 lock held by syz-executor/5878: [ 3192.748514][ T38] #0: ffffffff87fdc6c0 (rcu_state.barrier_mutex){+.+.}-{3:3}, at: rcu_barrier+0x56/0x6cc [ 3192.826791][ T38] 1 lock held by kworker/R-wg-cr/6017: [ 3192.827798][ T38] 1 lock held by kworker/R-wg-cr/6021: [ 3192.828701][ T38] #0: ffffffff87e86d68 (wq_pool_attach_mutex){+.+.}-{3:3}, at: rescuer_thread+0x73e/0xc72 [ 3192.883841][ T38] 1 lock held by kworker/R-wg-cr/6025: [ 3192.885114][ T38] #0: ffffffff87e86d68 (wq_pool_attach_mutex){+.+.}-{3:3}, at: rescuer_thread+0x73e/0xc72 [ 3192.888066][ T38] 5 locks held by kworker/0:2/6397: [ 3192.888959][ T38] 1 lock held by syz.1.738/6656: [ 3192.889845][ T38] 7 locks held by syz-executor/6676: [ 3192.890722][ T38] #0: ff6000001bbe8420 (sb_writers#7){.+.+}-{0:0}, at: vfs_write+0x728/0x9b4 [ 3192.946919][ T38] #1: ff60000031476488 (&of->mutex#2){+.+.}-{3:3}, at: kernfs_fop_write_iter+0x23a/0x460 [ 3192.950077][ T38] #2: ff60000017d9d2d8 (kn->active#4){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x258/0x460 [ 3192.997184][ T38] #3: ffffffff88c129e8 (nsim_bus_dev_list_lock){+.+.}-{3:3}, at: del_device_store+0xf0/0x48c [ 3193.000948][ T38] #4: ff6000001c00b0e8 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0x9c/0x572 [ 3193.045798][ T38] #5: ff6000001c00a250 (&devlink->lock_key){+.+.}-{3:3}, at: devl_lock+0x22/0x2c [ 3193.049337][ T38] #6: ffffffff87fdc6c0 (rcu_state.barrier_mutex){+.+.}-{3:3}, at: rcu_barrier+0x56/0x6cc [ 3193.105806][ T38] 1 lock held by kworker/0:4/6824: [ 3193.106705][ T38] #0: ffffffff87e86d68 (wq_pool_attach_mutex){+.+.}-{3:3}, at: worker_attach_to_pool+0x36/0x3c4 [ 3193.109869][ T38] 4 locks held by syz-executor/6895: [ 3193.165544][ T38] #0: ff6000001bbe8420 (sb_writers#7){.+.+}-{0:0}, at: vfs_write+0x728/0x9b4 [ 3193.170123][ T38] #1: ff60000032e27088 (&of->mutex#2){+.+.}-{3:3}, at: kernfs_fop_write_iter+0x23a/0x460 [ 3193.209269][ T38] #2: ff60000017d9d2d8 (kn->active#4){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x258/0x460 [ 3193.245739][ T38] #3: ffffffff88c129e8 (nsim_bus_dev_list_lock){+.+.}-{3:3}, at: del_device_store+0xf0/0x48c [ 3193.248483][ T38] 4 locks held by modprobe/7327: [ 3193.249669][ T38] [ 3193.250402][ T38] ============================================= [ 3193.250402][ T38] [ 3193.314015][ T38] NMI backtrace for cpu 1 [ 3193.315298][ T38] CPU: 1 UID: 0 PID: 38 Comm: khungtaskd Not tainted 6.12.0-rc1-syzkaller-00002-gcfb10de18538 #0 [ 3193.316409][ T38] Hardware name: riscv-virtio,qemu (DT) [ 3193.317182][ T38] Call Trace: [ 3193.317763][ T38] [] dump_backtrace+0x2e/0x3c [ 3193.318719][ T38] [] show_stack+0x34/0x40 [ 3193.319598][ T38] [] dump_stack_lvl+0x122/0x196 [ 3193.320540][ T38] [] dump_stack+0x1c/0x24 [ 3193.321892][ T38] [] nmi_cpu_backtrace+0x39c/0x39e [ 3193.323017][ T38] [] nmi_trigger_cpumask_backtrace+0x2b6/0x456 [ 3193.324286][ T38] [] arch_trigger_cpumask_backtrace+0x2c/0x3c [ 3193.325834][ T38] [] watchdog+0xcfa/0x1178 [ 3193.326876][ T38] [] kthread+0x28c/0x3a6 [ 3193.327973][ T38] [] ret_from_fork+0xe/0x18 [ 3193.330848][ T38] Sending NMI from CPU 1 to CPUs 0: [ 3193.332943][ C0] NMI backtrace for cpu 0 [ 3193.335115][ C0] CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.12.0-rc1-syzkaller-00002-gcfb10de18538 #0 [ 3193.336971][ C0] Hardware name: riscv-virtio,qemu (DT) [ 3193.339366][ C0] epc : __sanitizer_cov_trace_const_cmp4+0x1c/0x24 [ 3193.341357][ C0] ra : __sanitizer_cov_trace_const_cmp4+0x1c/0x24 [ 3193.343379][ C0] epc : ffffffff80430ad2 ra : ffffffff80430ad2 sp : ff20000000116880 [ 3193.345083][ C0] gp : ffffffff897bea80 tp : ff600000126f4ec0 t0 : ff20000000116be0 [ 3193.346687][ C0] t1 : ff600000126f5a30 t2 : 0000000000000006 s0 : ff20000000116890 [ 3193.348334][ C0] s1 : ff20000000116c20 a0 : 0000000000000005 a1 : 0000000000000000 [ 3193.349931][ C0] a2 : 0000000000000003 a3 : ffffffff80010480 a4 : 0000000000000000 [ 3193.351532][ C0] a5 : ff600000126f4ec0 a6 : 0000000000f00000 a7 : 0000000056e543b7 [ 3193.353127][ C0] s2 : ff20000000116c00 s3 : 0000000000000003 s4 : 0000000000000001 [ 3193.354685][ C0] s5 : 0000000000000000 s6 : ffffffff8096f3b0 s7 : dfffffff00000000 [ 3193.356321][ C0] s8 : dfffffff00000000 s9 : ffffffff85ffc970 s10: 0000000000007fff [ 3193.357891][ C0] s11: ff20000000116c20 t3 : 1fec0000024deb3b t4 : 000000000000000f [ 3193.359484][ C0] t5 : 8374b928a67c3bc0 t6 : 1fec0000024deb4a [ 3193.360860][ C0] status: 0000000200000120 badaddr: 0000000000000000 cause: 8000000000000001 [ 3193.362706][ C0] [] __sanitizer_cov_trace_const_cmp4+0x1c/0x24 [ 3193.364949][ C0] [] walk_stackframe+0xec/0x452 [ 3193.367228][ C0] [] arch_stack_walk+0x1c/0x24 [ 3193.369101][ C0] [] stack_trace_save+0xa0/0xd2 [ 3193.371201][ C0] [] kasan_save_stack+0x3e/0x6a [ 3193.373177][ C0] [] kasan_save_track+0x16/0x28 [ 3193.374977][ C0] [] kasan_save_alloc_info+0x30/0x3e [ 3193.376682][ C0] [] __kasan_slab_alloc+0x7c/0x82 [ 3193.378524][ C0] [] kmem_cache_alloc_node_noprof+0xfc/0x34e [ 3193.380440][ C0] [] __alloc_skb+0x32c/0x42a [ 3193.382376][ C0] [] synproxy_send_client_synack+0x1b4/0xc9a [ 3193.384309][ C0] [] nft_synproxy_do_eval+0x8ac/0xa52 [ 3193.386717][ C0] [] nft_synproxy_eval+0x28/0x36 [ 3193.388561][ C0] [] nft_do_chain+0x328/0x1598 [ 3193.390268][ C0] [] nft_do_chain_inet+0x180/0x316 [ 3193.393053][ C0] [] nf_hook_slow+0xb8/0x1ec [ 3193.394807][ C0] [] ip_local_deliver+0x2ea/0x568 [ 3193.397821][ C0] [] ip_rcv_finish+0x1b0/0x2d2 [ 3193.400486][ C0] [] ip_rcv+0xd6/0x44e [ 3193.402379][ C0] [] __netif_receive_skb_one_core+0x106/0x16e [ 3193.404514][ C0] [] __netif_receive_skb+0x2c/0x144 [ 3193.406302][ C0] [] process_backlog+0x4fc/0x1cbc [ 3193.408489][ C0] [] __napi_poll.constprop.0+0xaa/0x4b8 [ 3193.410397][ C0] [] net_rx_action+0xa12/0xf10 [ 3193.412300][ C0] [] handle_softirqs+0x4a6/0x10de [ 3193.413874][ C0] [] run_ksoftirqd+0xce/0x144 [ 3193.415486][ C0] [] smpboot_thread_fn+0x654/0xb98 [ 3193.417217][ C0] [] kthread+0x28c/0x3a6 [ 3193.418868][ C0] [] ret_from_fork+0xe/0x18 [ 3194.213909][ T38] Kernel panic - not syncing: hung_task: blocked tasks [ 3194.218964][ T38] CPU: 1 UID: 0 PID: 38 Comm: khungtaskd Not tainted 6.12.0-rc1-syzkaller-00002-gcfb10de18538 #0 [ 3194.220890][ T38] Hardware name: riscv-virtio,qemu (DT) [ 3194.222382][ T38] Call Trace: [ 3194.223531][ T38] [] dump_backtrace+0x2e/0x3c [ 3194.225388][ T38] [] show_stack+0x34/0x40 [ 3194.226917][ T38] [] dump_stack_lvl+0x108/0x196 [ 3194.228687][ T38] [] dump_stack+0x1c/0x24 [ 3194.230373][ T38] [] panic+0x388/0x86c [ 3194.231823][ T38] [] watchdog+0x78a/0x1178 [ 3194.233498][ T38] [] kthread+0x28c/0x3a6 [ 3194.235266][ T38] [] ret_from_fork+0xe/0x18 [ 3194.237397][ T38] SMP: stopping secondary CPUs [ 3194.241398][ T38] Rebooting in 86400 seconds.. VM DIAGNOSIS: 02:43:59 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff85fd9d30 mhartid 0000000000000000 mstatus 0000000a000001a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000020 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 0000000080000428 stvec ffffffff85ffc970 vstvec 0000000000000000 mepc ffffffff80329b64 sepc ffffffff85ffb79a vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000009 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080029000 sscratch 0000000000000000 satp a011f0000009916e x0/zero 0000000000000000 x1/ra ffffffff85fd9d30 x2/sp ff20000000006790 x3/gp ffffffff897bea80 x4/tp ff6000001b948000 x5/t0 ff6000001b948b20 x6/t1 ffebffff025ea816 x7/t2 0000000000000037 x8/s0 ff200000000067b0 x9/s1 ff200000000067b0 x10/a0 0000000000000000 x11/a1 ffffffff8643e620 x12/a2 0000000000000003 x13/a3 0000000000000102 x14/a4 0000000000000001 x15/a5 000000000026921a x16/a6 ff6000001b948b68 x17/a7 1fec00000372916d x18/s2 0000000000000000 x19/s3 0000000000000000 x20/s4 8000000000000009 x21/s5 ff6000001b948000 x22/s6 ff6000003be40840 x23/s7 1fe4000000000d20 x24/s8 0000000000000000 x25/s9 ffffffff90a10230 x26/s10 0000000200000022 x27/s11 1fec000006d49c35 x28/t3 1fec000003729163 x29/t4 ffebffff025ea816 x30/t5 ffebffff025ea817 x31/t6 1fec000003729181 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 ffffffff81b7c2c4 mhartid 0000000000000001 mstatus 0000000a000001a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000020 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 0000000080000428 stvec ffffffff85ffc970 vstvec 0000000000000000 mepc ffffffff8001fb06 sepc ffffffff8080cb06 vsepc 0000000000000000 mcause 0000000000000009 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080027000 sscratch 0000000000000000 satp a0675000000b88e8 x0/zero 0000000000000000 x1/ra ffffffff81b7c296 x2/sp ff20000000307690 x3/gp ffffffff897bea80 x4/tp ff600000132bb480 x5/t0 ff600000132bbfa0 x6/t1 fffffffef21694fc x7/t2 0000000000000225 x8/s0 ff200000003076d0 x9/s1 ffffffff90b4a7e0 x10/a0 ffffffff90b4a828 x11/a1 000000000000001f x12/a2 0000000000000002 x13/a3 ffffffff81b7c296 x14/a4 1ffffffff2169505 x15/a5 ff2000000006d000 x16/a6 0000000000000003 x17/a7 ffffffff90b4a7e3 x18/s2 000000000000002e x19/s3 0000000000000000 x20/s4 0000000000000000 x21/s5 0000000000000000 x22/s6 0000000000000000 x23/s7 ffffffff9096db35 x24/s8 dfffffff00000000 x25/s9 fffffffef2169507 x26/s10 0000000000000010 x27/s11 0000000000000010 x28/t3 1fec0000026577f3 x29/t4 fffffffef21694fc x30/t5 fffffffef21694fd x31/t6 1fec000002657811 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