last executing test programs: 44.792872193s ago: executing program 1 (id=25): r0 = syz_open_dev$sndctrl(&(0x7f0000000100), 0x1, 0x0) ioctl$SNDRV_CTL_IOCTL_PCM_INFO(r0, 0xc1205531, &(0x7f00000004c0)={0x0, 0xc, 0x17, 0x6, '\x00', '\x00', '\x00', 0x280, 0x7, 0x9, 0x6, "47b31f246581270bc202b35124073efb"}) 42.665842838s ago: executing program 1 (id=26): r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'adiantum(xchacha20-simd,anubis-generic,nhpoly1305-sse2)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000300)="c99b57381801238c09d0ff0f1d0dbd301e5a47b2f3caa73dcd2a6a370554375a", 0x20) r1 = accept4(r0, 0x0, 0x0, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000013a40)={0x0, 0x0, &(0x7f0000013a00)={&(0x7f00000158c0), 0x10b8c}}, 0x0) recvmmsg(r1, &(0x7f00000022c0)=[{{0x0, 0x0, &(0x7f0000000c00)=[{&(0x7f0000000b00)=""/49, 0x31}], 0x1}}], 0x1, 0x0, 0x0) 36.878455699s ago: executing program 1 (id=27): syz_usb_connect(0x0, 0x24, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x59, 0x77, 0xc, 0x40, 0x9c0, 0x203, 0xd332, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x0, 0xfa, 0x10, 0xc9}}]}}]}}, 0x0) r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='fd/3\x00') ioctl$FS_IOC_ADD_ENCRYPTION_KEY(r0, 0x541b, 0x0) 31.507291719s ago: executing program 0 (id=29): r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, "7f12ddb357f7adf97affffffff7d1800"}) dup3(r0, 0xffffffffffffffff, 0x0) ioctl$TIOCGPTPEER(r0, 0x5441, 0x0) 28.636377454s ago: executing program 0 (id=30): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='blkio.bfq.time\x00', 0x26e1, 0x0) close(r0) bpf$PROG_LOAD(0x5, &(0x7f00000006c0)={0x6, 0xe, &(0x7f00000008c0)=ANY=[@ANYBLOB="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"/686], &(0x7f0000000040)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @xdp, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x3a, 0x10, &(0x7f0000000340), 0xd58495bc, 0x0, 0xffffffffffffffff, 0xffffffffffffff5b, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x42) r1 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syz_tun\x00'}) syz_emit_ethernet(0xeff, &(0x7f00000011c0)={@local, @dev, @void, {@ipv4={0x800, @generic={{0x5, 0x4, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, 0x84, 0x0, @remote, @broadcast}}}}}, 0x0) 27.137518113s ago: executing program 1 (id=31): sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000880)=@bridge_setlink={0xa8, 0x13, 0xa29, 0x0, 0x0, {}, [@IFLA_AF_SPEC={0xc, 0x1a, 0x0, 0x1, [@AF_INET={0x8, 0x3, 0x0, 0x1, {0x4, 0x5}}]}, @IFLA_VF_PORTS={0x7c, 0x3, 0x0, 0x1, [{0x20, 0x7, 0x0, 0x1, [@IFLA_PORT_INSTANCE_UUID={0x14, 0x4, "e48f01e49713f0c2d839f940d9f088d8"}, @IFLA_PORT_PROFILE={0x7, 0x2, '):\x00'}]}, {0x18, 0x1, 0x0, 0x1, [@IFLA_PORT_INSTANCE_UUID={0x14, 0x4, "4d2906d0880fc8acc30fe2020f984967"}]}, {0x3c, 0x1, 0x0, 0x1, [@IFLA_PORT_HOST_UUID={0x14, 0x5, "a1085e7df341b9dc3d8008a2fe5bdaad"}, @IFLA_PORT_INSTANCE_UUID={0x14, 0x4, "9c7e472c916020fe41bcc5aa8f56c947"}, @IFLA_PORT_VF={0x8}, @IFLA_PORT_VF={0x8}]}, {0x4, 0x18}]}]}, 0xa8}}, 0x0) mount(0x0, 0x0, 0x0, 0x0, 0x0) r0 = syz_usb_connect(0x2, 0x36, &(0x7f0000000900)=ANY=[@ANYBLOB="31010000dccd5e08cb06030000e8169523010902240001000064000904340102d469e70009058acf"], 0x0) syz_usb_control_io$uac1(r0, 0x0, 0x0) 24.971370289s ago: executing program 0 (id=32): r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x18, 0x4, &(0x7f0000000000)=ANY=[@ANYBLOB="18010000200180000000000000000000850000007b00000095"], &(0x7f00000001c0)='GPL\x00', 0x4, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={0x0, r0}, 0x18) syz_usb_connect(0x0, 0x24, &(0x7f0000000840)={{0x12, 0x1, 0x0, 0xc, 0xed, 0xb3, 0x40, 0xb48, 0x1006, 0x3616, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x0, 0x9e, 0x8f, 0xe0}}]}}]}}, 0x0) 16.428327642s ago: executing program 1 (id=33): sched_setaffinity(0x0, 0x0, 0x0) madvise(&(0x7f0000a93000/0x4000)=nil, 0x4000, 0xe) mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x800000, 0x3, &(0x7f0000130000/0x800000)=nil) mlock(&(0x7f0000000000/0x800000)=nil, 0x800000) prctl$PR_SET_IO_FLUSHER(0x43, 0x1) prctl$PR_SET_IO_FLUSHER(0x43, 0x0) 14.768265225s ago: executing program 0 (id=34): r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000002c0)={'wlan1\x00', 0x0}) r3 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL80211_CMD_SET_MCAST_RATE(r3, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000040)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000006d00000008000300", @ANYRES32=r2], 0x24}}, 0x0) 8.643971515s ago: executing program 0 (id=35): socket$nl_netfilter(0x10, 0x3, 0xc) syz_emit_ethernet(0x36, &(0x7f0000000300)={@local, @local, @void, {@ipv4={0x800, @tcp={{0x5, 0x4, 0x0, 0x0, 0x28, 0x0, 0x500, 0x0, 0x6, 0x0, @private, @local}, {{0x0, 0x0, 0x41424344, 0x41424344, 0x0, 0x6, 0x5}}}}}}, 0x0) 5.452810638s ago: executing program 0 (id=36): bpf$BPF_PROG_TEST_RUN(0x1c, 0x0, 0x0) syz_usb_connect(0x2, 0x24, &(0x7f00000000c0)={{0x12, 0x1, 0x0, 0xe6, 0x95, 0x15, 0x40, 0x424, 0xcf30, 0x90d3, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x0, 0x0, 0x40, 0x0, [{{0x9, 0x4, 0x22, 0x0, 0x0, 0x5, 0xa3, 0x49}}]}}]}}, 0x0) 0s ago: executing program 1 (id=37): r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000000c0)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r0, 0x0, 0x0) sendmsg$NL80211_CMD_START_AP(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000002b00)={0x84, r1, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@beacon=[@NL80211_ATTR_BEACON_HEAD={0x53, 0xe, {{{}, {}, @device_b, @device_b, @from_mac}, 0x3, @random, 0x0, @void, @void, @void, @void, @val={0x6, 0x2}, @val={0x5, 0x3}, @void, @void, @val={0x3c, 0x4}, @val={0x2d, 0x1a, {0x0, 0x0, 0x0, 0x0, {0x0, 0xe47}}}, @void, @void, @void}}], @NL80211_ATTR_BEACON_INTERVAL={0x8}, @NL80211_ATTR_DTIM_PERIOD={0x8}, @beacon=[@NL80211_ATTR_IE={0x4}]]}, 0x84}}, 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:16888' (ED25519) to the list of known hosts. syzkaller login: [ 369.016045][ T3149] cgroup: Unknown subsys name 'net' [ 369.640616][ T3149] cgroup: Unknown subsys name 'cpuset' [ 369.719193][ T3149] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 424.346201][ T3149] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 489.589724][ T3158] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 489.666099][ T3158] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 491.776092][ T3156] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 491.829421][ T3156] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 502.537006][ T3158] hsr_slave_0: entered promiscuous mode [ 502.625417][ T3158] hsr_slave_1: entered promiscuous mode [ 505.380070][ T3156] hsr_slave_0: entered promiscuous mode [ 505.471810][ T3156] hsr_slave_1: entered promiscuous mode [ 505.558978][ T3156] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 505.575063][ T3156] Cannot create hsr debugfs directory [ 514.605951][ T3158] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 514.744145][ T3158] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 514.868101][ T3158] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 514.994553][ T3158] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 516.165192][ T3156] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 516.258589][ T3156] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 516.459631][ T3156] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 516.607278][ T3156] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 527.760563][ T3158] 8021q: adding VLAN 0 to HW filter on device bond0 [ 528.410439][ T3156] 8021q: adding VLAN 0 to HW filter on device bond0 [ 568.443837][ T3156] veth0_vlan: entered promiscuous mode [ 568.675876][ T3158] veth0_vlan: entered promiscuous mode [ 568.990212][ T3156] veth1_vlan: entered promiscuous mode [ 569.415647][ T3158] veth1_vlan: entered promiscuous mode [ 570.794672][ T3156] veth0_macvtap: entered promiscuous mode [ 571.028878][ T3156] veth1_macvtap: entered promiscuous mode [ 571.448994][ T3158] veth0_macvtap: entered promiscuous mode [ 571.755443][ T3158] veth1_macvtap: entered promiscuous mode [ 572.711277][ T3156] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 572.716508][ T3156] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 572.720025][ T3156] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 572.724527][ T3156] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 574.328728][ T3158] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 574.331331][ T3158] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 574.337557][ T3158] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 574.339771][ T3158] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 577.107340][ T3156] 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. [ 608.876847][ T3849] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 609.274197][ T3849] usb 1-1: Using ep0 maxpacket: 8 [ 609.361649][ T3849] usb 1-1: New USB device found, idVendor=1557, idProduct=7720, bcdDevice=b7.eb [ 609.380827][ T3849] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 609.471537][ T3849] usb 1-1: config 0 descriptor?? [ 614.891351][ T3849] asix 1-1:0.0 (unnamed net_device) (uninitialized): Failed to write reg index 0x0000: -71 [ 614.897743][ T3849] asix 1-1:0.0 (unnamed net_device) (uninitialized): Failed to write Medium Mode mode to 0x0306: ffffffb9 [ 614.955570][ T3849] asix 1-1:0.0: probe with driver asix failed with error -71 [ 615.246047][ T3849] usb 1-1: USB disconnect, device number 2 [ 616.546052][ T3849] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 616.935266][ T3849] usb 2-1: Using ep0 maxpacket: 16 [ 616.995167][ T3849] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 616.997837][ T3849] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 617.000738][ T3849] usb 2-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 617.018643][ T3849] usb 2-1: New USB device found, idVendor=045e, idProduct=9994, bcdDevice=fc.3c [ 617.021092][ T3849] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 617.168046][ T3849] usb 2-1: config 0 descriptor?? [ 618.046852][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.048692][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.050140][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.051401][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.066879][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.068425][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.069654][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.070961][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.076055][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.077599][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.078855][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.080293][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.083430][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.084972][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.086346][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.087667][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.089531][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.091442][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.095664][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.096922][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.098014][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.099098][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.100294][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.101563][ T3849] hid-generic 0003:045E:9994.0001: unknown main item tag 0x0 [ 618.104345][ T3849] hid-generic 0003:045E:9994.0001: unbalanced collection at end of report description [ 618.116023][ T3849] hid-generic 0003:045E:9994.0001: probe with driver hid-generic failed with error -22 [ 618.295694][ T3849] usb 2-1: USB disconnect, device number 2 [ 635.404453][ T3942] syz.0.19 uses obsolete (PF_INET,SOCK_PACKET) [ 640.754024][ T900] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 641.511153][ T900] usb 1-1: config 0 has an invalid interface number: 1 but max is 0 [ 641.513794][ T900] usb 1-1: config 0 has no interface number 0 [ 641.968110][ T900] usb 1-1: New USB device found, idVendor=18b4, idProduct=fffb, bcdDevice=dc.7b [ 641.969659][ T900] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 641.970789][ T900] usb 1-1: Product: syz [ 641.971766][ T900] usb 1-1: Manufacturer: syz [ 641.985130][ T900] usb 1-1: SerialNumber: syz [ 642.047458][ T900] usb 1-1: config 0 descriptor?? [ 642.500738][ C0] TCP: request_sock_subflow_v4: Possible SYN flooding on port [::]:20002. Sending cookies. [ 657.815798][ T2993] usb 2-1: new high-speed USB device number 3 using dummy_hcd [ 658.507094][ T2993] usb 2-1: New USB device found, idVendor=09c0, idProduct=0203, bcdDevice=d3.32 [ 658.509541][ T2993] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 658.861503][ T2993] usb 2-1: config 0 descriptor?? [ 659.635259][ T3790] usb 1-1: USB disconnect, device number 3 [ 659.823934][ T3848] usb 2-1: USB disconnect, device number 3 [ 667.625035][ T900] usb 2-1: new full-speed USB device number 4 using dummy_hcd [ 668.018321][ T900] usb 2-1: config 0 has an invalid interface number: 52 but max is 0 [ 668.020790][ T900] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 668.036350][ T900] usb 2-1: config 0 has no interface number 0 [ 668.038710][ T900] usb 2-1: config 0 interface 52 altsetting 1 endpoint 0x8A has an invalid bInterval 0, changing to 10 [ 668.040964][ T900] usb 2-1: config 0 interface 52 altsetting 1 endpoint 0x8A has invalid wMaxPacketSize 0 [ 668.056893][ T900] usb 2-1: config 0 interface 52 altsetting 1 has 1 endpoint descriptor, different from the interface descriptor's value: 2 [ 668.065681][ T900] usb 2-1: config 0 interface 52 has no altsetting 0 [ 668.244540][ T900] usb 2-1: New USB device found, idVendor=06cb, idProduct=0003, bcdDevice=e8.00 [ 668.247145][ T900] usb 2-1: New USB device strings: Mfr=22, Product=149, SerialNumber=35 [ 668.249156][ T900] usb 2-1: Product: syz [ 668.250725][ T900] usb 2-1: Manufacturer: syz [ 668.269963][ T900] usb 2-1: SerialNumber: syz [ 668.557120][ T900] usb 2-1: config 0 descriptor?? [ 669.117085][ T900] synaptics_usb 2-1:0.52: synusb_open - usb_submit_urb failed, error: -90 [ 669.158507][ T900] synaptics_usb 2-1:0.52: probe with driver synaptics_usb failed with error -5 [ 669.586649][ T900] usb 2-1: USB disconnect, device number 4 [ 670.704839][ T3848] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 671.481716][ T3848] usb 1-1: New USB device found, idVendor=0b48, idProduct=1006, bcdDevice=36.16 [ 671.485882][ T3848] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 671.487874][ T3848] usb 1-1: Product: syz [ 671.489401][ T3848] usb 1-1: Manufacturer: syz [ 671.490901][ T3848] usb 1-1: SerialNumber: syz [ 671.656980][ T3848] usb 1-1: config 0 descriptor?? [ 672.055464][ T3848] usb 1-1: USB disconnect, device number 4 [ 691.364771][ T900] usb 1-1: new full-speed USB device number 5 using dummy_hcd [ 691.843353][ T900] usb 1-1: config 0 has an invalid interface number: 34 but max is 0 [ 691.848724][ T900] usb 1-1: config 0 has no interface number 0 [ 691.850375][ T900] usb 1-1: New USB device found, idVendor=0424, idProduct=cf30, bcdDevice=90.d3 [ 691.858720][ T900] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 692.407803][ T900] usb 1-1: config 0 descriptor?? [ 693.279783][ T900] usb 1-1: USB disconnect, device number 5 [ 693.507709][ T900] ================================================================== [ 693.510146][ T900] BUG: KASAN: slab-use-after-free in hdm_disconnect+0x1fc/0x220 [ 693.513742][ T900] Read of size 8 at addr ff6000001b6358a0 by task kworker/1:2/900 [ 693.515763][ T900] [ 693.518205][ T900] CPU: 1 UID: 0 PID: 900 Comm: kworker/1:2 Not tainted 6.12.0-rc6-syzkaller-g57f7c7dc78cd #0 [ 693.520361][ T900] Hardware name: riscv-virtio,qemu (DT) [ 693.521933][ T900] Workqueue: usb_hub_wq hub_event [ 693.523720][ T900] Call Trace: [ 693.524825][ T900] [] dump_backtrace+0x2e/0x3c [ 693.526273][ T900] [] show_stack+0x34/0x40 [ 693.527579][ T900] [] dump_stack_lvl+0x122/0x196 [ 693.529180][ T900] [] print_report+0x290/0x5a0 [ 693.530629][ T900] [] kasan_report+0xec/0x118 [ 693.532411][ T900] [] __asan_report_load8_noabort+0x12/0x1a [ 693.534009][ T900] [] hdm_disconnect+0x1fc/0x220 [ 693.535488][ T900] [] usb_unbind_interface+0x1b4/0x86c [ 693.537131][ T900] [] device_remove+0x11a/0x15c [ 693.538721][ T900] [] device_release_driver_internal+0x3f0/0x572 [ 693.540675][ T900] [] device_release_driver+0x1e/0x28 [ 693.542277][ T900] [] bus_remove_device+0x1f4/0x3d2 [ 693.543901][ T900] [] device_del+0x324/0x898 [ 693.545368][ T900] [] usb_disable_device+0x2fa/0x6f8 [ 693.547118][ T900] [] usb_disconnect+0x28e/0x8a2 [ 693.548684][ T900] [] hub_event+0x1976/0x48a4 [ 693.550118][ T900] [] process_one_work+0x956/0x1dae [ 693.551739][ T900] [] worker_thread+0x5be/0xdc6 [ 693.553390][ T900] [] kthread+0x28c/0x3a6 [ 693.554808][ T900] [] ret_from_fork+0xe/0x18 [ 693.556672][ T900] [ 693.557521][ T900] Allocated by task 900: [ 693.558684][ T900] stack_trace_save+0xa0/0xd2 [ 693.559954][ T900] kasan_save_stack+0x3e/0x6a [ 693.561434][ T900] kasan_save_track+0x16/0x28 [ 693.562810][ T900] kasan_save_alloc_info+0x30/0x3e [ 693.564322][ T900] __kasan_kmalloc+0xa0/0xa6 [ 693.565808][ T900] __kmalloc_cache_noprof+0x1f4/0x318 [ 693.567196][ T900] hdm_probe+0xb2/0x17c4 [ 693.568531][ T900] usb_probe_interface+0x2d6/0x8c4 [ 693.569963][ T900] really_probe+0x232/0x9be [ 693.571133][ T900] __driver_probe_device+0x1d4/0x3f2 [ 693.572903][ T900] driver_probe_device+0x60/0x1ce [ 693.574295][ T900] __device_attach_driver+0x1e2/0x2fc [ 693.575563][ T900] bus_for_each_drv+0x142/0x1da [ 693.577034][ T900] __device_attach+0x1c4/0x462 [ 693.578211][ T900] device_initial_probe+0x1c/0x26 [ 693.579428][ T900] bus_probe_device+0x15c/0x192 [ 693.580868][ T900] device_add+0x10d8/0x181a [ 693.582387][ T900] usb_set_configuration+0xf08/0x19dc [ 693.583762][ T900] usb_generic_driver_probe+0xae/0x128 [ 693.585808][ T900] usb_probe_device+0xd6/0x360 [ 693.587194][ T900] really_probe+0x232/0x9be [ 693.588354][ T900] __driver_probe_device+0x1d4/0x3f2 [ 693.589514][ T900] driver_probe_device+0x60/0x1ce [ 693.590687][ T900] __device_attach_driver+0x1e2/0x2fc [ 693.591929][ T900] bus_for_each_drv+0x142/0x1da [ 693.593451][ T900] __device_attach+0x1c4/0x462 [ 693.594607][ T900] device_initial_probe+0x1c/0x26 [ 693.595786][ T900] bus_probe_device+0x15c/0x192 [ 693.597198][ T900] device_add+0x10d8/0x181a [ 693.598460][ T900] usb_new_device+0x960/0x1762 [ 693.599670][ T900] hub_event+0x2718/0x48a4 [ 693.600905][ T900] process_one_work+0x956/0x1dae [ 693.602599][ T900] worker_thread+0x5be/0xdc6 [ 693.603913][ T900] kthread+0x28c/0x3a6 [ 693.605132][ T900] ret_from_fork+0xe/0x18 [ 693.606532][ T900] [ 693.607294][ T900] Freed by task 900: [ 693.608217][ T900] stack_trace_save+0xa0/0xd2 [ 693.609433][ T900] kasan_save_stack+0x3e/0x6a [ 693.610832][ T900] kasan_save_track+0x16/0x28 [ 693.612462][ T900] kasan_save_free_info+0x40/0x5a [ 693.613699][ T900] __kasan_slab_free+0x4e/0x68 [ 693.615071][ T900] kfree+0x13c/0x4ce [ 693.616252][ T900] release_mdev+0x1e/0x28 [ 693.617512][ T900] device_release+0x90/0x21c [ 693.618747][ T900] kobject_put+0x238/0x4f0 [ 693.620290][ T900] device_unregister+0x3c/0xe0 [ 693.622163][ T900] most_deregister_interface+0x344/0x4be [ 693.623489][ T900] hdm_disconnect+0xee/0x220 [ 693.624926][ T900] usb_unbind_interface+0x1b4/0x86c [ 693.626271][ T900] device_remove+0x11a/0x15c [ 693.627583][ T900] device_release_driver_internal+0x3f0/0x572 [ 693.628997][ T900] device_release_driver+0x1e/0x28 [ 693.630248][ T900] bus_remove_device+0x1f4/0x3d2 [ 693.631866][ T900] device_del+0x324/0x898 [ 693.633175][ T900] usb_disable_device+0x2fa/0x6f8 [ 693.634572][ T900] usb_disconnect+0x28e/0x8a2 [ 693.635836][ T900] hub_event+0x1976/0x48a4 [ 693.637218][ T900] process_one_work+0x956/0x1dae [ 693.638611][ T900] worker_thread+0x5be/0xdc6 [ 693.639966][ T900] kthread+0x28c/0x3a6 [ 693.641528][ T900] ret_from_fork+0xe/0x18 [ 693.643014][ T900] [ 693.643970][ T900] The buggy address belongs to the object at ff6000001b634000 [ 693.643970][ T900] which belongs to the cache kmalloc-8k of size 8192 [ 693.646093][ T900] The buggy address is located 6304 bytes inside of [ 693.646093][ T900] freed 8192-byte region [ff6000001b634000, ff6000001b636000) [ 693.648049][ T900] [ 693.648991][ T900] The buggy address belongs to the physical page: [ 693.650841][ T900] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x9b630 [ 693.653107][ T900] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 693.654880][ T900] anon flags: 0xffe000000000040(head|node=0|zone=0|lastcpupid=0x7ff) [ 693.657138][ T900] page_type: f5(slab) [ 693.659209][ T900] raw: 0ffe000000000040 ff60000011002280 0000000000000000 0000000000000001 [ 693.660912][ T900] raw: 0000000000000000 0000000080020002 00000001f5000000 0000000000000000 [ 693.662909][ T900] head: 0ffe000000000040 ff60000011002280 0000000000000000 0000000000000001 [ 693.664471][ T900] head: 0000000000000000 0000000080020002 00000001f5000000 0000000000000000 [ 693.667013][ T900] head: 0ffe000000000003 ff1c0000006d8c01 ffffffffffffffff 0000000000000000 [ 693.668512][ T900] head: 0000000000000008 0000000000000000 00000000ffffffff 0000000000000000 [ 693.669976][ T900] page dumped because: kasan: bad access detected [ 693.671485][ T900] page_owner tracks the page as allocated [ 693.673291][ T900] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 3156, tgid 3156 (syz-executor), ts 513497249100, free_ts 512469949000 [ 693.676032][ T900] __set_page_owner+0xa2/0x70c [ 693.677561][ T900] post_alloc_hook+0xec/0x1e4 [ 693.678970][ T900] get_page_from_freelist+0xdaa/0x295a [ 693.680502][ T900] __alloc_pages_noprof+0x1e2/0x1e96 [ 693.681966][ T900] alloc_pages_mpol_noprof+0xf8/0x48a [ 693.683260][ T900] alloc_pages_noprof+0x174/0x2f0 [ 693.684534][ T900] new_slab+0x2b6/0x40c [ 693.685753][ T900] ___slab_alloc+0xaca/0x114c [ 693.686982][ T900] __slab_alloc.constprop.0+0x60/0xb2 [ 693.688324][ T900] __kmalloc_cache_noprof+0x28c/0x318 [ 693.689646][ T900] macvlan_common_newlink+0x3e8/0x187a [ 693.690969][ T900] macvtap_newlink+0x1a8/0x268 [ 693.692624][ T900] __rtnl_newlink+0xfe2/0x1738 [ 693.693789][ T900] rtnl_newlink+0x6c/0xa2 [ 693.694895][ T900] rtnetlink_rcv_msg+0x428/0xdbe [ 693.696316][ T900] netlink_rcv_skb+0x216/0x3dc [ 693.697669][ T900] page last free pid 3156 tgid 3156 stack trace: [ 693.698818][ T900] __reset_page_owner+0x8c/0x400 [ 693.700151][ T900] free_unref_page+0x592/0xf08 [ 693.701491][ T900] __free_pages+0x13c/0x1bc [ 693.702803][ T900] __free_slab+0xd0/0x176 [ 693.704045][ T900] free_slab+0x38/0x1ae [ 693.705265][ T900] __put_partials+0x174/0x1de [ 693.706522][ T900] put_cpu_partial+0x17e/0x298 [ 693.707803][ T900] __slab_free+0x112/0x3f6 [ 693.710064][ T900] ___cache_free+0x1a6/0x1e0 [ 693.711926][ T900] qlist_free_all+0x76/0x16c [ 693.713287][ T900] kasan_quarantine_reduce+0x158/0x1ba [ 693.714654][ T900] __kasan_slab_alloc+0x5c/0x82 [ 693.716039][ T900] __kmalloc_node_track_caller_noprof+0x230/0x520 [ 693.717549][ T900] kmemdup_noprof+0x30/0x64 [ 693.718869][ T900] __devinet_sysctl_register+0xc8/0x2e6 [ 693.720402][ T900] devinet_sysctl_register+0x176/0x206 [ 693.722186][ T900] [ 693.722975][ T900] Memory state around the buggy address: [ 693.724667][ T900] ff6000001b635780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 693.726182][ T900] ff6000001b635800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 693.727553][ T900] >ff6000001b635880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 693.728855][ T900] ^ [ 693.730058][ T900] ff6000001b635900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 693.731439][ T900] ff6000001b635980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 693.733689][ T900] ================================================================== [ 693.748459][ T900] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 693.750875][ T900] CPU: 1 UID: 0 PID: 900 Comm: kworker/1:2 Not tainted 6.12.0-rc6-syzkaller-g57f7c7dc78cd #0 [ 693.753789][ T900] Hardware name: riscv-virtio,qemu (DT) [ 693.755073][ T900] Workqueue: usb_hub_wq hub_event [ 693.756728][ T900] Call Trace: [ 693.758129][ T900] [] dump_backtrace+0x2e/0x3c [ 693.759892][ T900] [] show_stack+0x34/0x40 [ 693.761392][ T900] [] dump_stack_lvl+0x108/0x196 [ 693.763030][ T900] [] dump_stack+0x1c/0x24 [ 693.764654][ T900] [] panic+0x388/0x86c [ 693.765954][ T900] [] check_panic_on_warn+0xc0/0xe4 [ 693.767425][ T900] [] end_report.part.0+0x4a/0xaa [ 693.768933][ T900] [] kasan_report+0x102/0x118 [ 693.770581][ T900] [] __asan_report_load8_noabort+0x12/0x1a [ 693.772124][ T900] [] hdm_disconnect+0x1fc/0x220 [ 693.773728][ T900] [] usb_unbind_interface+0x1b4/0x86c [ 693.775319][ T900] [] device_remove+0x11a/0x15c [ 693.776918][ T900] [] device_release_driver_internal+0x3f0/0x572 [ 693.778363][ T900] [] device_release_driver+0x1e/0x28 [ 693.779765][ T900] [] bus_remove_device+0x1f4/0x3d2 [ 693.781451][ T900] [] device_del+0x324/0x898 [ 693.782987][ T900] [] usb_disable_device+0x2fa/0x6f8 [ 693.784573][ T900] [] usb_disconnect+0x28e/0x8a2 [ 693.786076][ T900] [] hub_event+0x1976/0x48a4 [ 693.787974][ T900] [] process_one_work+0x956/0x1dae [ 693.789628][ T900] [] worker_thread+0x5be/0xdc6 [ 693.791157][ T900] [] kthread+0x28c/0x3a6 [ 693.793261][ T900] [] ret_from_fork+0xe/0x18 [ 693.795196][ T900] SMP: stopping secondary CPUs [ 693.798605][ T900] Rebooting in 86400 seconds.. VM DIAGNOSIS: 21:31:53 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff853d4ab6 mhartid 0000000000000000 mstatus 0000000a000001a2 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 0000000080000428 stvec ffffffff86002870 vstvec 0000000000000000 mepc ffffffff8023ebe6 sepc ffffffff80a85d5e vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000009 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080029000 sscratch 0000000000000000 satp a012a000000accc5 x0/zero 0000000000000000 x1/ra ffffffff853b9960 x2/sp ff20000000006910 x3/gp ffffffff899c0180 x4/tp ff600000186a4ec0 x5/t0 ff600000186a59e0 x6/t1 ffebffff039204f0 x7/t2 000000000000003c x8/s0 ff200000000069d0 x9/s1 ff6000001c902640 x10/a0 0000000000000003 x11/a1 0000000000000000 x12/a2 0000000000f00000 x13/a3 ffffffff853b9d12 x14/a4 0000000000000000 x15/a5 0000000000000001 x16/a6 0000000000f00000 x17/a7 ff6000001c902783 x18/s2 1fec0000039205e8 x19/s3 0000000000000000 x20/s4 0000000002f947b6 x21/s5 ff6000001c903048 x22/s6 ff6000001c90302f x23/s7 1fec000003cf1945 x24/s8 1fec0000039205fe x25/s9 0000000000000007 x26/s10 ff6000001c902640 x27/s11 1fec000003cf194e x28/t3 1fec0000030d4b3b x29/t4 ffebffff039204f0 x30/t5 ffebffff039204f1 x31/t6 1fec0000030d4b4f 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 ffffffff81b7d224 mhartid 0000000000000001 mstatus 0000000a000000a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000020 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000444 medeleg 0000000000f0b509 hedeleg 000000000000b109 mtvec 0000000080000428 stvec ffffffff86002870 vstvec 0000000000000000 mepc ffffffff8001fb0e sepc ffffffff8042fcce vsepc 0000000000000000 mcause 0000000000000009 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080027000 sscratch 0000000000000000 satp a01dc0000009b097 x0/zero 0000000000000000 x1/ra ffffffff81b7d1f6 x2/sp ff20000002c66bd0 x3/gp ffffffff899c0180 x4/tp ff6000001a9d0000 x5/t0 ff20000002c66b01 x6/t1 fffffffef21a98f0 x7/t2 7320666f20646165 x8/s0 ff20000002c66c10 x9/s1 ffffffff90d4c780 x10/a0 ffffffff90d4c7c8 x11/a1 000000000000001f x12/a2 0000000000100000 x13/a3 ffffffff81b7d1f6 x14/a4 1ffffffff21a98f9 x15/a5 ff2000000006d000 x16/a6 0000000000000003 x17/a7 ffffffff90d4c783 x18/s2 0000000000000031 x19/s3 0000000000000000 x20/s4 0000000000000000 x21/s5 0000000000000000 x22/s6 0000000000000000 x23/s7 ffffffff90b6faf8 x24/s8 dfffffff00000000 x25/s9 fffffffef21a98fb x26/s10 0000000000000010 x27/s11 0000000000000010 x28/t3 ff6000001a9d0008 x29/t4 fffffffef21a98f0 x30/t5 fffffffef21a98f1 x31/t6 ffffffff90b6faf7 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